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-rw-r--r--src/basic/fs-util.c20
-rw-r--r--src/basic/fs-util.h1
-rw-r--r--src/core/dbus-manager.c10
-rw-r--r--src/core/manager.c4
-rw-r--r--src/core/unit-printf.c168
-rw-r--r--src/core/unit.c16
-rw-r--r--src/libsystemd-network/sd-ndisc.c2
-rw-r--r--src/nspawn/nspawn-gperf.gperf43
-rw-r--r--src/nspawn/nspawn-network.c157
-rw-r--r--src/nspawn/nspawn-network.h3
-rw-r--r--src/nspawn/nspawn-settings.c39
-rw-r--r--src/nspawn/nspawn-settings.h2
-rw-r--r--src/nspawn/nspawn.c29
-rw-r--r--src/shared/generator.c2
-rw-r--r--src/shared/install-printf.c52
-rw-r--r--src/shared/install.c2006
-rw-r--r--src/shared/install.h50
-rw-r--r--src/systemctl/systemctl.c19
-rw-r--r--src/sysv-generator/sysv-generator.c10
-rw-r--r--src/test/test-install-root.c665
-rw-r--r--src/test/test-install.c71
-rw-r--r--src/test/test-unit-file.c51
-rw-r--r--src/test/test-unit-name.c27
23 files changed, 2187 insertions, 1260 deletions
diff --git a/src/basic/fs-util.c b/src/basic/fs-util.c
index cddd4232fc..2b6189ad90 100644
--- a/src/basic/fs-util.c
+++ b/src/basic/fs-util.c
@@ -233,6 +233,26 @@ int readlink_and_canonicalize(const char *p, char **r) {
return 0;
}
+int readlink_and_make_absolute_root(const char *root, const char *path, char **ret) {
+ _cleanup_free_ char *target = NULL, *t = NULL;
+ const char *full;
+ int r;
+
+ full = prefix_roota(root, path);
+ r = readlink_malloc(full, &target);
+ if (r < 0)
+ return r;
+
+ t = file_in_same_dir(path, target);
+ if (!t)
+ return -ENOMEM;
+
+ *ret = t;
+ t = NULL;
+
+ return 0;
+}
+
int chmod_and_chown(const char *path, mode_t mode, uid_t uid, gid_t gid) {
assert(path);
diff --git a/src/basic/fs-util.h b/src/basic/fs-util.h
index b94873e65b..902c7e295b 100644
--- a/src/basic/fs-util.h
+++ b/src/basic/fs-util.h
@@ -40,6 +40,7 @@ int readlink_malloc(const char *p, char **r);
int readlink_value(const char *p, char **ret);
int readlink_and_make_absolute(const char *p, char **r);
int readlink_and_canonicalize(const char *p, char **r);
+int readlink_and_make_absolute_root(const char *root, const char *path, char **ret);
int chmod_and_chown(const char *path, mode_t mode, uid_t uid, gid_t gid);
int fchmod_and_fchown(int fd, mode_t mode, uid_t uid, gid_t gid);
diff --git a/src/core/dbus-manager.c b/src/core/dbus-manager.c
index eaa0fb2b37..d3bcc795ae 100644
--- a/src/core/dbus-manager.c
+++ b/src/core/dbus-manager.c
@@ -1521,9 +1521,9 @@ static int method_get_unit_file_state(sd_bus_message *message, void *userdata, s
scope = m->running_as == MANAGER_SYSTEM ? UNIT_FILE_SYSTEM : UNIT_FILE_USER;
- state = unit_file_get_state(scope, NULL, name);
- if (state < 0)
- return state;
+ r = unit_file_get_state(scope, NULL, name, &state);
+ if (r < 0)
+ return r;
return sd_bus_reply_method_return(message, "s", unit_file_state_to_string(state));
}
@@ -1651,6 +1651,8 @@ static int method_enable_unit_files_generic(
scope = m->running_as == MANAGER_SYSTEM ? UNIT_FILE_SYSTEM : UNIT_FILE_USER;
r = call(scope, runtime, NULL, l, force, &changes, &n_changes);
+ if (r == -ESHUTDOWN)
+ return sd_bus_error_setf(error, BUS_ERROR_UNIT_MASKED, "Unit file is masked");
if (r < 0)
return r;
@@ -1885,6 +1887,8 @@ static int method_add_dependency_unit_files(sd_bus_message *message, void *userd
scope = m->running_as == MANAGER_SYSTEM ? UNIT_FILE_SYSTEM : UNIT_FILE_USER;
r = unit_file_add_dependency(scope, runtime, NULL, l, target, dep, force, &changes, &n_changes);
+ if (r == -ESHUTDOWN)
+ return sd_bus_error_setf(error, BUS_ERROR_UNIT_MASKED, "Unit file is masked");
if (r < 0)
return r;
diff --git a/src/core/manager.c b/src/core/manager.c
index a18868083f..f695b8a66c 100644
--- a/src/core/manager.c
+++ b/src/core/manager.c
@@ -486,7 +486,7 @@ static int manager_setup_signals(Manager *m) {
* later than notify_fd processing, so that the notify
* processing can still figure out to which process/service a
* message belongs, before we reap the process. */
- r = sd_event_source_set_priority(m->signal_event_source, -5);
+ r = sd_event_source_set_priority(m->signal_event_source, SD_EVENT_PRIORITY_NORMAL-5);
if (r < 0)
return r;
@@ -734,7 +734,7 @@ static int manager_setup_notify(Manager *m) {
/* Process signals a bit earlier than SIGCHLD, so that we can
* still identify to which service an exit message belongs */
- r = sd_event_source_set_priority(m->notify_event_source, -7);
+ r = sd_event_source_set_priority(m->notify_event_source, SD_EVENT_PRIORITY_NORMAL-7);
if (r < 0)
return log_error_errno(r, "Failed to set priority of notify event source: %m");
diff --git a/src/core/unit-printf.c b/src/core/unit-printf.c
index 721c8ccce9..f587a5a141 100644
--- a/src/core/unit-printf.c
+++ b/src/core/unit-printf.c
@@ -159,162 +159,43 @@ static int specifier_runtime(char specifier, void *data, void *userdata, char **
}
static int specifier_user_name(char specifier, void *data, void *userdata, char **ret) {
- char *printed = NULL;
- Unit *u = userdata;
- ExecContext *c;
- int r = 0;
-
- assert(u);
-
- c = unit_get_exec_context(u);
- if (!c)
- return -EOPNOTSUPP;
-
- if (u->manager->running_as == MANAGER_SYSTEM) {
-
- /* We cannot use NSS from PID 1, hence try to make the
- * best of it in that case, and fail if we can't help
- * it */
-
- if (!c->user || streq(c->user, "root") || streq(c->user, "0"))
- printed = strdup(specifier == 'u' ? "root" : "0");
- else {
- if (specifier == 'u')
- printed = strdup(c->user);
- else {
- uid_t uid;
+ char *t;
- r = parse_uid(c->user, &uid);
- if (r < 0)
- return -ENODATA;
-
- r = asprintf(&printed, UID_FMT, uid);
- }
- }
-
- } else {
- _cleanup_free_ char *tmp = NULL;
- const char *username = NULL;
- uid_t uid;
-
- if (c->user)
- username = c->user;
- else
- /* get USER env from env or our own uid */
- username = tmp = getusername_malloc();
-
- /* fish username from passwd */
- r = get_user_creds(&username, &uid, NULL, NULL, NULL);
- if (r < 0)
- return r;
-
- if (specifier == 'u')
- printed = strdup(username);
- else
- r = asprintf(&printed, UID_FMT, uid);
- }
+ /* If we are UID 0 (root), this will not result in NSS,
+ * otherwise it might. This is good, as we want to be able to
+ * run this in PID 1, where our user ID is 0, but where NSS
+ * lookups are not allowed. */
- if (r < 0 || !printed)
+ t = getusername_malloc();
+ if (!t)
return -ENOMEM;
- *ret = printed;
+ *ret = t;
return 0;
}
-static int specifier_user_home(char specifier, void *data, void *userdata, char **ret) {
- Unit *u = userdata;
- ExecContext *c;
- char *n;
- int r;
-
- assert(u);
-
- c = unit_get_exec_context(u);
- if (!c)
- return -EOPNOTSUPP;
-
- if (u->manager->running_as == MANAGER_SYSTEM) {
-
- /* We cannot use NSS from PID 1, hence try to make the
- * best of it if we can, but fail if we can't */
-
- if (!c->user || streq(c->user, "root") || streq(c->user, "0"))
- n = strdup("/root");
- else
- return -EOPNOTSUPP;
-
- } else {
+static int specifier_user_id(char specifier, void *data, void *userdata, char **ret) {
- /* return HOME if set, otherwise from passwd */
- if (!c || !c->user) {
- r = get_home_dir(&n);
- if (r < 0)
- return r;
- } else {
- const char *username, *home;
-
- username = c->user;
- r = get_user_creds(&username, NULL, NULL, &home, NULL);
- if (r < 0)
- return r;
-
- n = strdup(home);
- }
- }
-
- if (!n)
+ if (asprintf(ret, UID_FMT, getuid()) < 0)
return -ENOMEM;
- *ret = n;
return 0;
}
-static int specifier_user_shell(char specifier, void *data, void *userdata, char **ret) {
- Unit *u = userdata;
- ExecContext *c;
- char *n;
- int r;
-
- assert(u);
-
- c = unit_get_exec_context(u);
- if (!c)
- return -EOPNOTSUPP;
-
- if (u->manager->running_as == MANAGER_SYSTEM) {
-
- /* We cannot use NSS from PID 1, hence try to make the
- * best of it if we can, but fail if we can't */
-
- if (!c->user || streq(c->user, "root") || streq(c->user, "0"))
- n = strdup("/bin/sh");
- else
- return -EOPNOTSUPP;
-
- } else {
+static int specifier_user_home(char specifier, void *data, void *userdata, char **ret) {
- /* return /bin/sh for root, otherwise the value from passwd */
- if (!c->user) {
- r = get_shell(&n);
- if (r < 0)
- return r;
- } else {
- const char *username, *shell;
+ /* On PID 1 (which runs as root) this will not result in NSS,
+ * which is good. See above */
- username = c->user;
- r = get_user_creds(&username, NULL, NULL, NULL, &shell);
- if (r < 0)
- return r;
+ return get_home_dir(ret);
+}
- n = strdup(shell);
- }
- }
+static int specifier_user_shell(char specifier, void *data, void *userdata, char **ret) {
- if (!n)
- return -ENOMEM;
+ /* On PID 1 (which runs as root) this will not result in NSS,
+ * which is good. See above */
- *ret = n;
- return 0;
+ return get_shell(ret);
}
int unit_name_printf(Unit *u, const char* format, char **ret) {
@@ -354,10 +235,10 @@ int unit_full_printf(Unit *u, const char *format, char **ret) {
* %r where units in this slice are placed in the cgroup tree
* %R the root of this systemd's instance tree
* %t the runtime directory to place sockets in (e.g. "/run" or $XDG_RUNTIME_DIR)
- * %U the UID of the configured user or running user
- * %u the username of the configured user or running user
- * %h the homedir of the configured user or running user
- * %s the shell of the configured user or running user
+ * %U the UID of the running user
+ * %u the username of the running user
+ * %h the homedir of the running user
+ * %s the shell of the running user
* %m the machine ID of the running system
* %H the host name of the running system
* %b the boot ID of the running system
@@ -377,7 +258,8 @@ int unit_full_printf(Unit *u, const char *format, char **ret) {
{ 'r', specifier_cgroup_slice, NULL },
{ 'R', specifier_cgroup_root, NULL },
{ 't', specifier_runtime, NULL },
- { 'U', specifier_user_name, NULL },
+
+ { 'U', specifier_user_id, NULL },
{ 'u', specifier_user_name, NULL },
{ 'h', specifier_user_home, NULL },
{ 's', specifier_user_shell, NULL },
diff --git a/src/core/unit.c b/src/core/unit.c
index bcc6763c9d..f553f24829 100644
--- a/src/core/unit.c
+++ b/src/core/unit.c
@@ -3132,12 +3132,19 @@ int unit_following_set(Unit *u, Set **s) {
}
UnitFileState unit_get_unit_file_state(Unit *u) {
+ int r;
+
assert(u);
- if (u->unit_file_state < 0 && u->fragment_path)
- u->unit_file_state = unit_file_get_state(
+ if (u->unit_file_state < 0 && u->fragment_path) {
+ r = unit_file_get_state(
u->manager->running_as == MANAGER_SYSTEM ? UNIT_FILE_SYSTEM : UNIT_FILE_USER,
- NULL, basename(u->fragment_path));
+ NULL,
+ basename(u->fragment_path),
+ &u->unit_file_state);
+ if (r < 0)
+ u->unit_file_state = UNIT_FILE_BAD;
+ }
return u->unit_file_state;
}
@@ -3148,7 +3155,8 @@ int unit_get_unit_file_preset(Unit *u) {
if (u->unit_file_preset < 0 && u->fragment_path)
u->unit_file_preset = unit_file_query_preset(
u->manager->running_as == MANAGER_SYSTEM ? UNIT_FILE_SYSTEM : UNIT_FILE_USER,
- NULL, basename(u->fragment_path));
+ NULL,
+ basename(u->fragment_path));
return u->unit_file_preset;
}
diff --git a/src/libsystemd-network/sd-ndisc.c b/src/libsystemd-network/sd-ndisc.c
index f35b3a33b8..0881973e7f 100644
--- a/src/libsystemd-network/sd-ndisc.c
+++ b/src/libsystemd-network/sd-ndisc.c
@@ -519,7 +519,7 @@ static int ndisc_router_advertisment_recv(sd_event_source *s, int fd, uint32_t r
nd->state = NDISC_STATE_ADVERTISMENT_LISTEN;
stateful = ra->nd_ra_flags_reserved & (ND_RA_FLAG_MANAGED | ND_RA_FLAG_OTHER);
- pref = ra->nd_ra_flags_reserved & ND_RA_FLAG_PREF >> 3;
+ pref = (ra->nd_ra_flags_reserved & ND_RA_FLAG_PREF) >> 3;
switch (pref) {
case ND_RA_FLAG_PREF_LOW:
diff --git a/src/nspawn/nspawn-gperf.gperf b/src/nspawn/nspawn-gperf.gperf
index b5127a387c..58f9f4c635 100644
--- a/src/nspawn/nspawn-gperf.gperf
+++ b/src/nspawn/nspawn-gperf.gperf
@@ -15,24 +15,25 @@ struct ConfigPerfItem;
%struct-type
%includes
%%
-Exec.Boot, config_parse_tristate, 0, offsetof(Settings, boot)
-Exec.Parameters, config_parse_strv, 0, offsetof(Settings, parameters)
-Exec.Environment, config_parse_strv, 0, offsetof(Settings, environment)
-Exec.User, config_parse_string, 0, offsetof(Settings, user)
-Exec.Capability, config_parse_capability, 0, offsetof(Settings, capability)
-Exec.DropCapability, config_parse_capability, 0, offsetof(Settings, drop_capability)
-Exec.KillSignal, config_parse_signal, 0, offsetof(Settings, kill_signal)
-Exec.Personality, config_parse_personality, 0, offsetof(Settings, personality)
-Exec.MachineID, config_parse_id128, 0, offsetof(Settings, machine_id)
-Files.ReadOnly, config_parse_tristate, 0, offsetof(Settings, read_only)
-Files.Volatile, config_parse_volatile_mode, 0, offsetof(Settings, volatile_mode)
-Files.Bind, config_parse_bind, 0, 0
-Files.BindReadOnly, config_parse_bind, 1, 0
-Files.TemporaryFileSystem, config_parse_tmpfs, 0, 0
-Network.Private, config_parse_tristate, 0, offsetof(Settings, private_network)
-Network.Interface, config_parse_strv, 0, offsetof(Settings, network_interfaces)
-Network.MACVLAN, config_parse_strv, 0, offsetof(Settings, network_macvlan)
-Network.IPVLAN, config_parse_strv, 0, offsetof(Settings, network_ipvlan)
-Network.VirtualEthernet, config_parse_tristate, 0, offsetof(Settings, network_veth)
-Network.Bridge, config_parse_string, 0, offsetof(Settings, network_bridge)
-Network.Port, config_parse_expose_port, 0, 0
+Exec.Boot, config_parse_tristate, 0, offsetof(Settings, boot)
+Exec.Parameters, config_parse_strv, 0, offsetof(Settings, parameters)
+Exec.Environment, config_parse_strv, 0, offsetof(Settings, environment)
+Exec.User, config_parse_string, 0, offsetof(Settings, user)
+Exec.Capability, config_parse_capability, 0, offsetof(Settings, capability)
+Exec.DropCapability, config_parse_capability, 0, offsetof(Settings, drop_capability)
+Exec.KillSignal, config_parse_signal, 0, offsetof(Settings, kill_signal)
+Exec.Personality, config_parse_personality, 0, offsetof(Settings, personality)
+Exec.MachineID, config_parse_id128, 0, offsetof(Settings, machine_id)
+Files.ReadOnly, config_parse_tristate, 0, offsetof(Settings, read_only)
+Files.Volatile, config_parse_volatile_mode, 0, offsetof(Settings, volatile_mode)
+Files.Bind, config_parse_bind, 0, 0
+Files.BindReadOnly, config_parse_bind, 1, 0
+Files.TemporaryFileSystem, config_parse_tmpfs, 0, 0
+Network.Private, config_parse_tristate, 0, offsetof(Settings, private_network)
+Network.Interface, config_parse_strv, 0, offsetof(Settings, network_interfaces)
+Network.MACVLAN, config_parse_strv, 0, offsetof(Settings, network_macvlan)
+Network.IPVLAN, config_parse_strv, 0, offsetof(Settings, network_ipvlan)
+Network.VirtualEthernet, config_parse_tristate, 0, offsetof(Settings, network_veth)
+Network.VirtualEthernetExtra, config_parse_veth_extra, 0, 0
+Network.Bridge, config_parse_string, 0, offsetof(Settings, network_bridge)
+Network.Port, config_parse_expose_port, 0, 0
diff --git a/src/nspawn/nspawn-network.c b/src/nspawn/nspawn-network.c
index 29384b60b2..c71552879d 100644
--- a/src/nspawn/nspawn-network.c
+++ b/src/nspawn/nspawn-network.c
@@ -37,6 +37,8 @@
#define HOST_HASH_KEY SD_ID128_MAKE(1a,37,6f,c7,46,ec,45,0b,ad,a3,d5,31,06,60,5d,b1)
#define CONTAINER_HASH_KEY SD_ID128_MAKE(c3,c4,f9,19,b5,57,b2,1c,e6,cf,14,27,03,9c,ee,a2)
+#define VETH_EXTRA_HOST_HASH_KEY SD_ID128_MAKE(48,c7,f6,b7,ea,9d,4c,9e,b7,28,d4,de,91,d5,bf,66)
+#define VETH_EXTRA_CONTAINER_HASH_KEY SD_ID128_MAKE(af,50,17,61,ce,f9,4d,35,84,0d,2b,20,54,be,ce,59)
#define MACVLAN_HASH_KEY SD_ID128_MAKE(00,13,6d,bc,66,83,44,81,bb,0c,f9,51,1f,24,a6,6f)
static int generate_mac(
@@ -84,42 +86,32 @@ static int generate_mac(
return 0;
}
-int setup_veth(const char *machine_name,
- pid_t pid,
- char iface_name[IFNAMSIZ],
- bool bridge) {
+static int add_veth(
+ sd_netlink *rtnl,
+ pid_t pid,
+ const char *ifname_host,
+ const struct ether_addr *mac_host,
+ const char *ifname_container,
+ const struct ether_addr *mac_container) {
_cleanup_netlink_message_unref_ sd_netlink_message *m = NULL;
- _cleanup_netlink_unref_ sd_netlink *rtnl = NULL;
- struct ether_addr mac_host, mac_container;
- int r, i;
-
- /* Use two different interface name prefixes depending whether
- * we are in bridge mode or not. */
- snprintf(iface_name, IFNAMSIZ - 1, "%s-%s",
- bridge ? "vb" : "ve", machine_name);
-
- r = generate_mac(machine_name, &mac_container, CONTAINER_HASH_KEY, 0);
- if (r < 0)
- return log_error_errno(r, "Failed to generate predictable MAC address for container side: %m");
-
- r = generate_mac(machine_name, &mac_host, HOST_HASH_KEY, 0);
- if (r < 0)
- return log_error_errno(r, "Failed to generate predictable MAC address for host side: %m");
+ int r;
- r = sd_netlink_open(&rtnl);
- if (r < 0)
- return log_error_errno(r, "Failed to connect to netlink: %m");
+ assert(rtnl);
+ assert(ifname_host);
+ assert(mac_host);
+ assert(ifname_container);
+ assert(mac_container);
r = sd_rtnl_message_new_link(rtnl, &m, RTM_NEWLINK, 0);
if (r < 0)
return log_error_errno(r, "Failed to allocate netlink message: %m");
- r = sd_netlink_message_append_string(m, IFLA_IFNAME, iface_name);
+ r = sd_netlink_message_append_string(m, IFLA_IFNAME, ifname_host);
if (r < 0)
return log_error_errno(r, "Failed to add netlink interface name: %m");
- r = sd_netlink_message_append_ether_addr(m, IFLA_ADDRESS, &mac_host);
+ r = sd_netlink_message_append_ether_addr(m, IFLA_ADDRESS, mac_host);
if (r < 0)
return log_error_errno(r, "Failed to add netlink MAC address: %m");
@@ -135,11 +127,11 @@ int setup_veth(const char *machine_name,
if (r < 0)
return log_error_errno(r, "Failed to open netlink container: %m");
- r = sd_netlink_message_append_string(m, IFLA_IFNAME, "host0");
+ r = sd_netlink_message_append_string(m, IFLA_IFNAME, ifname_container);
if (r < 0)
return log_error_errno(r, "Failed to add netlink interface name: %m");
- r = sd_netlink_message_append_ether_addr(m, IFLA_ADDRESS, &mac_container);
+ r = sd_netlink_message_append_ether_addr(m, IFLA_ADDRESS, mac_container);
if (r < 0)
return log_error_errno(r, "Failed to add netlink MAC address: %m");
@@ -161,7 +153,44 @@ int setup_veth(const char *machine_name,
r = sd_netlink_call(rtnl, m, 0, NULL);
if (r < 0)
- return log_error_errno(r, "Failed to add new veth interfaces (host0, %s): %m", iface_name);
+ return log_error_errno(r, "Failed to add new veth interfaces (%s:%s): %m", ifname_host, ifname_container);
+
+ return 0;
+}
+
+int setup_veth(const char *machine_name,
+ pid_t pid,
+ char iface_name[IFNAMSIZ],
+ bool bridge) {
+
+ _cleanup_netlink_unref_ sd_netlink *rtnl = NULL;
+ struct ether_addr mac_host, mac_container;
+ int r, i;
+
+ assert(machine_name);
+ assert(pid > 0);
+ assert(iface_name);
+
+ /* Use two different interface name prefixes depending whether
+ * we are in bridge mode or not. */
+ snprintf(iface_name, IFNAMSIZ - 1, "%s-%s",
+ bridge ? "vb" : "ve", machine_name);
+
+ r = generate_mac(machine_name, &mac_container, CONTAINER_HASH_KEY, 0);
+ if (r < 0)
+ return log_error_errno(r, "Failed to generate predictable MAC address for container side: %m");
+
+ r = generate_mac(machine_name, &mac_host, HOST_HASH_KEY, 0);
+ if (r < 0)
+ return log_error_errno(r, "Failed to generate predictable MAC address for host side: %m");
+
+ r = sd_netlink_open(&rtnl);
+ if (r < 0)
+ return log_error_errno(r, "Failed to connect to netlink: %m");
+
+ r = add_veth(rtnl, pid, iface_name, &mac_host, "host0", &mac_container);
+ if (r < 0)
+ return r;
i = (int) if_nametoindex(iface_name);
if (i <= 0)
@@ -170,6 +199,47 @@ int setup_veth(const char *machine_name,
return i;
}
+int setup_veth_extra(
+ const char *machine_name,
+ pid_t pid,
+ char **pairs) {
+
+ _cleanup_netlink_unref_ sd_netlink *rtnl = NULL;
+ uint64_t idx = 0;
+ char **a, **b;
+ int r;
+
+ assert(machine_name);
+ assert(pid > 0);
+
+ if (strv_isempty(pairs))
+ return 0;
+
+ r = sd_netlink_open(&rtnl);
+ if (r < 0)
+ return log_error_errno(r, "Failed to connect to netlink: %m");
+
+ STRV_FOREACH_PAIR(a, b, pairs) {
+ struct ether_addr mac_host, mac_container;
+
+ r = generate_mac(machine_name, &mac_container, VETH_EXTRA_CONTAINER_HASH_KEY, idx);
+ if (r < 0)
+ return log_error_errno(r, "Failed to generate predictable MAC address for container side of extra veth link: %m");
+
+ r = generate_mac(machine_name, &mac_host, VETH_EXTRA_HOST_HASH_KEY, idx);
+ if (r < 0)
+ return log_error_errno(r, "Failed to generate predictable MAC address for container side of extra veth link: %m");
+
+ r = add_veth(rtnl, pid, *a, &mac_host, *b, &mac_container);
+ if (r < 0)
+ return r;
+
+ idx ++;
+ }
+
+ return 0;
+}
+
int setup_bridge(const char *veth_name, const char *bridge_name) {
_cleanup_netlink_message_unref_ sd_netlink_message *m = NULL;
_cleanup_netlink_unref_ sd_netlink *rtnl = NULL;
@@ -439,3 +509,34 @@ int setup_ipvlan(const char *machine_name, pid_t pid, char **ifaces) {
return 0;
}
+
+int veth_extra_parse(char ***l, const char *p) {
+ _cleanup_free_ char *a = NULL, *b = NULL;
+ int r;
+
+ r = extract_first_word(&p, &a, ":", EXTRACT_DONT_COALESCE_SEPARATORS);
+ if (r < 0)
+ return r;
+ if (r == 0 || isempty(a))
+ return -EINVAL;
+
+ r = extract_first_word(&p, &b, ":", EXTRACT_DONT_COALESCE_SEPARATORS);
+ if (r < 0)
+ return r;
+ if (r == 0 || isempty(b)) {
+ free(b);
+ b = strdup(a);
+ if (!b)
+ return -ENOMEM;
+ }
+
+ if (p)
+ return -EINVAL;
+
+ r = strv_push_pair(l, a, b);
+ if (r < 0)
+ return -ENOMEM;
+
+ a = b = NULL;
+ return 0;
+}
diff --git a/src/nspawn/nspawn-network.h b/src/nspawn/nspawn-network.h
index 311e6d06cb..b86effef47 100644
--- a/src/nspawn/nspawn-network.h
+++ b/src/nspawn/nspawn-network.h
@@ -27,6 +27,7 @@
#include <stdbool.h>
int setup_veth(const char *machine_name, pid_t pid, char iface_name[IFNAMSIZ], bool bridge);
+int setup_veth_extra(const char *machine_name, pid_t pid, char **pairs);
int setup_bridge(const char *veth_name, const char *bridge_name);
@@ -34,3 +35,5 @@ int setup_macvlan(const char *machine_name, pid_t pid, char **ifaces);
int setup_ipvlan(const char *machine_name, pid_t pid, char **ifaces);
int move_network_interfaces(pid_t pid, char **ifaces);
+
+int veth_extra_parse(char ***l, const char *p);
diff --git a/src/nspawn/nspawn-settings.c b/src/nspawn/nspawn-settings.c
index 6885d0641e..d6b64d8d5a 100644
--- a/src/nspawn/nspawn-settings.c
+++ b/src/nspawn/nspawn-settings.c
@@ -22,6 +22,7 @@
#include "alloc-util.h"
#include "cap-list.h"
#include "conf-parser.h"
+#include "nspawn-network.h"
#include "nspawn-settings.h"
#include "process-util.h"
#include "strv.h"
@@ -77,6 +78,7 @@ Settings* settings_free(Settings *s) {
strv_free(s->network_interfaces);
strv_free(s->network_macvlan);
strv_free(s->network_ipvlan);
+ strv_free(s->network_veth_extra);
free(s->network_bridge);
expose_port_free_all(s->expose_ports);
@@ -95,7 +97,8 @@ bool settings_private_network(Settings *s) {
s->network_bridge ||
s->network_interfaces ||
s->network_macvlan ||
- s->network_ipvlan;
+ s->network_ipvlan ||
+ s->network_veth_extra;
}
bool settings_network_veth(Settings *s) {
@@ -269,15 +272,33 @@ int config_parse_tmpfs(
return 0;
}
- if (settings->network_bridge)
- settings->network_veth = true;
+ return 0;
+}
- if (settings->network_interfaces ||
- settings->network_macvlan ||
- settings->network_ipvlan ||
- settings->network_bridge ||
- settings->network_veth)
- settings->private_network = true;
+int config_parse_veth_extra(
+ const char *unit,
+ const char *filename,
+ unsigned line,
+ const char *section,
+ unsigned section_line,
+ const char *lvalue,
+ int ltype,
+ const char *rvalue,
+ void *data,
+ void *userdata) {
+
+ Settings *settings = data;
+ int r;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+
+ r = veth_extra_parse(&settings->network_veth_extra, rvalue);
+ if (r < 0) {
+ log_syntax(unit, LOG_ERR, filename, line, r, "Invalid extra virtual Ethernet link specification %s: %m", rvalue);
+ return 0;
+ }
return 0;
}
diff --git a/src/nspawn/nspawn-settings.h b/src/nspawn/nspawn-settings.h
index 16e8c54508..dde0d8bd45 100644
--- a/src/nspawn/nspawn-settings.h
+++ b/src/nspawn/nspawn-settings.h
@@ -69,6 +69,7 @@ typedef struct Settings {
char **network_interfaces;
char **network_macvlan;
char **network_ipvlan;
+ char **network_veth_extra;
ExposePort *expose_ports;
} Settings;
@@ -88,3 +89,4 @@ int config_parse_expose_port(const char *unit, const char *filename, unsigned li
int config_parse_volatile_mode(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
int config_parse_bind(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
int config_parse_tmpfs(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+int config_parse_veth_extra(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
diff --git a/src/nspawn/nspawn.c b/src/nspawn/nspawn.c
index 4c48681f17..d2ce731c72 100644
--- a/src/nspawn/nspawn.c
+++ b/src/nspawn/nspawn.c
@@ -165,6 +165,7 @@ static char **arg_network_interfaces = NULL;
static char **arg_network_macvlan = NULL;
static char **arg_network_ipvlan = NULL;
static bool arg_network_veth = false;
+static char **arg_network_veth_extra = NULL;
static char *arg_network_bridge = NULL;
static unsigned long arg_personality = PERSONALITY_INVALID;
static char *arg_image = NULL;
@@ -212,6 +213,9 @@ static void help(void) {
" existing network interface to the container\n"
" -n --network-veth Add a virtual Ethernet connection between host\n"
" and container\n"
+ " --network-veth-extra=HOSTIF[:CONTAINERIF]\n"
+ " Add an additional virtual Ethernet link between\n"
+ " host and container\n"
" --network-bridge=INTERFACE\n"
" Add a virtual Ethernet connection between host\n"
" and container and add it to an existing bridge on\n"
@@ -334,6 +338,7 @@ static int parse_argv(int argc, char *argv[]) {
ARG_NETWORK_MACVLAN,
ARG_NETWORK_IPVLAN,
ARG_NETWORK_BRIDGE,
+ ARG_NETWORK_VETH_EXTRA,
ARG_PERSONALITY,
ARG_VOLATILE,
ARG_TEMPLATE,
@@ -375,6 +380,7 @@ static int parse_argv(int argc, char *argv[]) {
{ "network-macvlan", required_argument, NULL, ARG_NETWORK_MACVLAN },
{ "network-ipvlan", required_argument, NULL, ARG_NETWORK_IPVLAN },
{ "network-veth", no_argument, NULL, 'n' },
+ { "network-veth-extra", required_argument, NULL, ARG_NETWORK_VETH_EXTRA},
{ "network-bridge", required_argument, NULL, ARG_NETWORK_BRIDGE },
{ "personality", required_argument, NULL, ARG_PERSONALITY },
{ "image", required_argument, NULL, 'i' },
@@ -449,6 +455,15 @@ static int parse_argv(int argc, char *argv[]) {
arg_settings_mask |= SETTING_NETWORK;
break;
+ case ARG_NETWORK_VETH_EXTRA:
+ r = veth_extra_parse(&arg_network_veth_extra, optarg);
+ if (r < 0)
+ return log_error_errno(r, "Failed to parse --network-veth-extra= parameter: %s", optarg);
+
+ arg_private_network = true;
+ arg_settings_mask |= SETTING_NETWORK;
+ break;
+
case ARG_NETWORK_INTERFACE:
if (strv_extend(&arg_network_interfaces, optarg) < 0)
return log_oom();
@@ -2964,12 +2979,13 @@ static int load_settings(void) {
settings->network_bridge ||
settings->network_interfaces ||
settings->network_macvlan ||
- settings->network_ipvlan)) {
+ settings->network_ipvlan ||
+ settings->network_veth_extra)) {
if (!arg_settings_trusted)
log_warning("Ignoring network settings, file %s is not trusted.", p);
else {
- arg_network_veth = settings_private_network(settings);
+ arg_network_veth = settings_network_veth(settings);
arg_private_network = settings_private_network(settings);
strv_free(arg_network_interfaces);
@@ -2984,6 +3000,10 @@ static int load_settings(void) {
arg_network_ipvlan = settings->network_ipvlan;
settings->network_ipvlan = NULL;
+ strv_free(arg_network_veth_extra);
+ arg_network_veth_extra = settings->network_veth_extra;
+ settings->network_veth_extra = NULL;
+
free(arg_network_bridge);
arg_network_bridge = settings->network_bridge;
settings->network_bridge = NULL;
@@ -3409,6 +3429,10 @@ int main(int argc, char *argv[]) {
}
}
+ r = setup_veth_extra(arg_machine, pid, arg_network_veth_extra);
+ if (r < 0)
+ goto finish;
+
r = setup_macvlan(arg_machine, pid, arg_network_macvlan);
if (r < 0)
goto finish;
@@ -3610,6 +3634,7 @@ finish:
strv_free(arg_network_interfaces);
strv_free(arg_network_macvlan);
strv_free(arg_network_ipvlan);
+ strv_free(arg_network_veth_extra);
strv_free(arg_parameters);
custom_mount_free_all(arg_custom_mounts, arg_n_custom_mounts);
expose_port_free_all(arg_expose_ports);
diff --git a/src/shared/generator.c b/src/shared/generator.c
index 8728eb7988..9998c64416 100644
--- a/src/shared/generator.c
+++ b/src/shared/generator.c
@@ -64,7 +64,7 @@ static int write_fsck_sysroot_service(const char *dir, const char *what) {
"Description=File System Check on %2$s\n"
"DefaultDependencies=no\n"
"BindsTo=%3$s\n"
- "After=%3$s\n"
+ "After=%3$s local-fs-pre.target\n"
"Before=shutdown.target\n"
"\n"
"[Service]\n"
diff --git a/src/shared/install-printf.c b/src/shared/install-printf.c
index e1cb5d27ff..74b909d34d 100644
--- a/src/shared/install-printf.c
+++ b/src/shared/install-printf.c
@@ -67,42 +67,28 @@ static int specifier_instance(char specifier, void *data, void *userdata, char *
}
static int specifier_user_name(char specifier, void *data, void *userdata, char **ret) {
- UnitFileInstallInfo *i = userdata;
- const char *username;
- _cleanup_free_ char *tmp = NULL;
- char *printed = NULL;
-
- assert(i);
+ char *t;
- if (i->user)
- username = i->user;
- else
- /* get USER env from env or our own uid */
- username = tmp = getusername_malloc();
-
- switch (specifier) {
- case 'u':
- printed = strdup(username);
- break;
- case 'U': {
- /* fish username from passwd */
- uid_t uid;
- int r;
-
- r = get_user_creds(&username, &uid, NULL, NULL, NULL);
- if (r < 0)
- return r;
-
- if (asprintf(&printed, UID_FMT, uid) < 0)
- return -ENOMEM;
- break;
- }}
+ /* If we are UID 0 (root), this will not result in NSS,
+ * otherwise it might. This is good, as we want to be able to
+ * run this in PID 1, where our user ID is 0, but where NSS
+ * lookups are not allowed. */
+ t = getusername_malloc();
+ if (!t)
+ return -ENOMEM;
- *ret = printed;
+ *ret = t;
return 0;
}
+static int specifier_user_id(char specifier, void *data, void *userdata, char **ret) {
+
+ if (asprintf(ret, UID_FMT, getuid()) < 0)
+ return -ENOMEM;
+
+ return 0;
+}
int install_full_printf(UnitFileInstallInfo *i, const char *format, char **ret) {
@@ -114,8 +100,8 @@ int install_full_printf(UnitFileInstallInfo *i, const char *format, char **ret)
* %p: the prefix (foo)
* %i: the instance (bar)
- * %U the UID of the configured user or running user
- * %u the username of the configured user or running user
+ * %U the UID of the running user
+ * %u the username of running user
* %m the machine ID of the running system
* %H the host name of the running system
* %b the boot ID of the running system
@@ -128,7 +114,7 @@ int install_full_printf(UnitFileInstallInfo *i, const char *format, char **ret)
{ 'p', specifier_prefix, NULL },
{ 'i', specifier_instance, NULL },
- { 'U', specifier_user_name, NULL },
+ { 'U', specifier_user_id, NULL },
{ 'u', specifier_user_name, NULL },
{ 'm', specifier_machine_id, NULL },
diff --git a/src/shared/install.c b/src/shared/install.c
index b7d1d22505..9b6464ba9d 100644
--- a/src/shared/install.c
+++ b/src/shared/install.c
@@ -30,6 +30,7 @@
#include "conf-parser.h"
#include "dirent-util.h"
#include "fd-util.h"
+#include "fileio.h"
#include "fs-util.h"
#include "hashmap.h"
#include "install-printf.h"
@@ -46,13 +47,21 @@
#include "unit-name.h"
#include "util.h"
+#define UNIT_FILE_FOLLOW_SYMLINK_MAX 64
+
+typedef enum SearchFlags {
+ SEARCH_LOAD = 1,
+ SEARCH_FOLLOW_CONFIG_SYMLINKS = 2,
+} SearchFlags;
+
typedef struct {
- OrderedHashmap *will_install;
- OrderedHashmap *have_installed;
+ OrderedHashmap *will_process;
+ OrderedHashmap *have_processed;
} InstallContext;
static int in_search_path(const char *path, char **search) {
_cleanup_free_ char *parent = NULL;
+ char **i;
assert(path);
@@ -60,7 +69,11 @@ static int in_search_path(const char *path, char **search) {
if (!parent)
return -ENOMEM;
- return strv_contains(search, parent);
+ STRV_FOREACH(i, search)
+ if (path_equal(parent, *i))
+ return true;
+
+ return false;
}
static int get_config_path(UnitFileScope scope, bool runtime, const char *root_dir, char **ret) {
@@ -71,6 +84,9 @@ static int get_config_path(UnitFileScope scope, bool runtime, const char *root_d
assert(scope < _UNIT_FILE_SCOPE_MAX);
assert(ret);
+ /* This determines where we shall create or remove our
+ * installation ("configuration") symlinks */
+
switch (scope) {
case UNIT_FILE_SYSTEM:
@@ -101,9 +117,10 @@ static int get_config_path(UnitFileScope scope, bool runtime, const char *root_d
r = user_runtime_dir(&p);
else
r = user_config_home(&p);
-
- if (r <= 0)
- return r < 0 ? r : -ENOENT;
+ if (r < 0)
+ return r;
+ if (r == 0)
+ return -ENOENT;
break;
@@ -118,6 +135,185 @@ static int get_config_path(UnitFileScope scope, bool runtime, const char *root_d
return 0;
}
+static bool is_config_path(UnitFileScope scope, const char *path) {
+ int r;
+
+ assert(scope >= 0);
+ assert(scope < _UNIT_FILE_SCOPE_MAX);
+ assert(path);
+
+ /* Checks whether the specified path is intended for
+ * configuration or is outside of it */
+
+ switch (scope) {
+
+ case UNIT_FILE_SYSTEM:
+ case UNIT_FILE_GLOBAL:
+ return path_startswith(path, "/etc") ||
+ path_startswith(path, SYSTEM_CONFIG_UNIT_PATH) ||
+ path_startswith(path, "/run");
+
+
+ case UNIT_FILE_USER: {
+ _cleanup_free_ char *p = NULL;
+
+ r = user_config_home(&p);
+ if (r < 0)
+ return r;
+ if (r > 0 && path_startswith(path, p))
+ return true;
+
+ p = mfree(p);
+
+ r = user_runtime_dir(&p);
+ if (r < 0)
+ return r;
+ if (r > 0 && path_startswith(path, p))
+ return true;
+
+ return false;
+ }
+
+ default:
+ assert_not_reached("Bad scope");
+ }
+}
+
+
+static int verify_root_dir(UnitFileScope scope, const char **root_dir) {
+ int r;
+
+ assert(root_dir);
+
+ /* Verifies that the specified root directory to operate on
+ * makes sense. Reset it to NULL if it is the root directory
+ * or set to empty */
+
+ if (isempty(*root_dir) || path_equal(*root_dir, "/")) {
+ *root_dir = NULL;
+ return 0;
+ }
+
+ if (scope != UNIT_FILE_SYSTEM)
+ return -EINVAL;
+
+ r = is_dir(*root_dir, true);
+ if (r < 0)
+ return r;
+ if (r == 0)
+ return -ENOTDIR;
+
+ return 0;
+}
+
+int unit_file_changes_add(
+ UnitFileChange **changes,
+ unsigned *n_changes,
+ UnitFileChangeType type,
+ const char *path,
+ const char *source) {
+
+ UnitFileChange *c;
+ unsigned i;
+
+ assert(path);
+ assert(!changes == !n_changes);
+
+ if (!changes)
+ return 0;
+
+ c = realloc(*changes, (*n_changes + 1) * sizeof(UnitFileChange));
+ if (!c)
+ return -ENOMEM;
+
+ *changes = c;
+ i = *n_changes;
+
+ c[i].type = type;
+ c[i].path = strdup(path);
+ if (!c[i].path)
+ return -ENOMEM;
+
+ path_kill_slashes(c[i].path);
+
+ if (source) {
+ c[i].source = strdup(source);
+ if (!c[i].source) {
+ free(c[i].path);
+ return -ENOMEM;
+ }
+
+ path_kill_slashes(c[i].path);
+ } else
+ c[i].source = NULL;
+
+ *n_changes = i+1;
+ return 0;
+}
+
+void unit_file_changes_free(UnitFileChange *changes, unsigned n_changes) {
+ unsigned i;
+
+ assert(changes || n_changes == 0);
+
+ if (!changes)
+ return;
+
+ for (i = 0; i < n_changes; i++) {
+ free(changes[i].path);
+ free(changes[i].source);
+ }
+
+ free(changes);
+}
+
+static int create_symlink(
+ const char *old_path,
+ const char *new_path,
+ bool force,
+ UnitFileChange **changes,
+ unsigned *n_changes) {
+
+ _cleanup_free_ char *dest = NULL;
+ int r;
+
+ assert(old_path);
+ assert(new_path);
+
+ /* Actually create a symlink, and remember that we did. Is
+ * smart enough to check if there's already a valid symlink in
+ * place. */
+
+ mkdir_parents_label(new_path, 0755);
+
+ if (symlink(old_path, new_path) >= 0) {
+ unit_file_changes_add(changes, n_changes, UNIT_FILE_SYMLINK, new_path, old_path);
+ return 0;
+ }
+
+ if (errno != EEXIST)
+ return -errno;
+
+ r = readlink_malloc(new_path, &dest);
+ if (r < 0)
+ return r;
+
+ if (path_equal(dest, old_path))
+ return 0;
+
+ if (!force)
+ return -EEXIST;
+
+ r = symlink_atomic(old_path, new_path);
+ if (r < 0)
+ return r;
+
+ unit_file_changes_add(changes, n_changes, UNIT_FILE_UNLINK, new_path, NULL);
+ unit_file_changes_add(changes, n_changes, UNIT_FILE_SYMLINK, new_path, old_path);
+
+ return 0;
+}
+
static int mark_symlink_for_removal(
Set **remove_symlinks_to,
const char *p) {
@@ -138,10 +334,12 @@ static int mark_symlink_for_removal(
path_kill_slashes(n);
r = set_consume(*remove_symlinks_to, n);
+ if (r == -EEXIST)
+ return 0;
if (r < 0)
- return r == -EEXIST ? 0 : r;
+ return r;
- return 0;
+ return 1;
}
static int remove_marked_symlinks_fd(
@@ -149,19 +347,19 @@ static int remove_marked_symlinks_fd(
int fd,
const char *path,
const char *config_path,
- bool *deleted,
+ bool *restart,
UnitFileChange **changes,
- unsigned *n_changes,
- char** instance_whitelist) {
+ unsigned *n_changes) {
_cleanup_closedir_ DIR *d = NULL;
+ struct dirent *de;
int r = 0;
assert(remove_symlinks_to);
assert(fd >= 0);
assert(path);
assert(config_path);
- assert(deleted);
+ assert(restart);
d = fdopendir(fd);
if (!d) {
@@ -171,27 +369,13 @@ static int remove_marked_symlinks_fd(
rewinddir(d);
- for (;;) {
- struct dirent *de;
-
- errno = 0;
- de = readdir(d);
- if (!de && errno != 0) {
- r = -errno;
- break;
- }
-
- if (!de)
- break;
-
- if (hidden_file(de->d_name))
- continue;
+ FOREACH_DIRENT(de, d, return -errno) {
dirent_ensure_type(d, de);
if (de->d_type == DT_DIR) {
- int nfd, q;
_cleanup_free_ char *p = NULL;
+ int nfd, q;
nfd = openat(fd, de->d_name, O_RDONLY|O_NONBLOCK|O_DIRECTORY|O_CLOEXEC|O_NOFOLLOW);
if (nfd < 0) {
@@ -210,42 +394,23 @@ static int remove_marked_symlinks_fd(
}
/* This will close nfd, regardless whether it succeeds or not */
- q = remove_marked_symlinks_fd(remove_symlinks_to, nfd, p, config_path, deleted, changes, n_changes, instance_whitelist);
+ q = remove_marked_symlinks_fd(remove_symlinks_to, nfd, p, config_path, restart, changes, n_changes);
if (q < 0 && r == 0)
r = q;
} else if (de->d_type == DT_LNK) {
_cleanup_free_ char *p = NULL, *dest = NULL;
- int q;
bool found;
+ int q;
if (!unit_name_is_valid(de->d_name, UNIT_NAME_ANY))
continue;
- if (unit_name_is_valid(de->d_name, UNIT_NAME_INSTANCE) &&
- instance_whitelist &&
- !strv_contains(instance_whitelist, de->d_name)) {
-
- _cleanup_free_ char *w = NULL;
-
- /* OK, the file is not listed directly
- * in the whitelist, so let's check if
- * the template of it might be
- * listed. */
-
- r = unit_name_template(de->d_name, &w);
- if (r < 0)
- return r;
-
- if (!strv_contains(instance_whitelist, w))
- continue;
- }
-
p = path_make_absolute(de->d_name, path);
if (!p)
return -ENOMEM;
- q = readlink_and_canonicalize(p, &dest);
+ q = readlink_malloc(p, &dest);
if (q < 0) {
if (q == -ENOENT)
continue;
@@ -255,9 +420,15 @@ static int remove_marked_symlinks_fd(
continue;
}
+ /* We remove all links pointing to a file or
+ * path that is marked, as well as all files
+ * sharing the same name as a file that is
+ * marked. */
+
found =
- set_get(remove_symlinks_to, dest) ||
- set_get(remove_symlinks_to, basename(dest));
+ set_contains(remove_symlinks_to, dest) ||
+ set_contains(remove_symlinks_to, basename(dest)) ||
+ set_contains(remove_symlinks_to, de->d_name);
if (!found)
continue;
@@ -269,18 +440,15 @@ static int remove_marked_symlinks_fd(
}
path_kill_slashes(p);
- rmdir_parents(p, config_path);
- unit_file_changes_add(changes, n_changes, UNIT_FILE_UNLINK, p, NULL);
+ (void) rmdir_parents(p, config_path);
- if (!set_get(remove_symlinks_to, p)) {
+ unit_file_changes_add(changes, n_changes, UNIT_FILE_UNLINK, p, NULL);
- q = mark_symlink_for_removal(&remove_symlinks_to, p);
- if (q < 0) {
- if (r == 0)
- r = q;
- } else
- *deleted = true;
- }
+ q = mark_symlink_for_removal(&remove_symlinks_to, p);
+ if (q < 0)
+ return q;
+ if (q > 0)
+ *restart = true;
}
}
@@ -291,12 +459,11 @@ static int remove_marked_symlinks(
Set *remove_symlinks_to,
const char *config_path,
UnitFileChange **changes,
- unsigned *n_changes,
- char** instance_whitelist) {
+ unsigned *n_changes) {
_cleanup_close_ int fd = -1;
+ bool restart;
int r = 0;
- bool deleted;
assert(config_path);
@@ -309,32 +476,32 @@ static int remove_marked_symlinks(
do {
int q, cfd;
- deleted = false;
+ restart = false;
cfd = fcntl(fd, F_DUPFD_CLOEXEC, 3);
- if (cfd < 0) {
- r = -errno;
- break;
- }
+ if (cfd < 0)
+ return -errno;
/* This takes possession of cfd and closes it */
- q = remove_marked_symlinks_fd(remove_symlinks_to, cfd, config_path, config_path, &deleted, changes, n_changes, instance_whitelist);
+ q = remove_marked_symlinks_fd(remove_symlinks_to, cfd, config_path, config_path, &restart, changes, n_changes);
if (r == 0)
r = q;
- } while (deleted);
+ } while (restart);
return r;
}
static int find_symlinks_fd(
+ const char *root_dir,
const char *name,
int fd,
const char *path,
const char *config_path,
bool *same_name_link) {
- int r = 0;
_cleanup_closedir_ DIR *d = NULL;
+ struct dirent *de;
+ int r = 0;
assert(name);
assert(fd >= 0);
@@ -348,25 +515,13 @@ static int find_symlinks_fd(
return -errno;
}
- for (;;) {
- struct dirent *de;
-
- errno = 0;
- de = readdir(d);
- if (!de && errno != 0)
- return -errno;
-
- if (!de)
- return r;
-
- if (hidden_file(de->d_name))
- continue;
+ FOREACH_DIRENT(de, d, return -errno) {
dirent_ensure_type(d, de);
if (de->d_type == DT_DIR) {
- int nfd, q;
_cleanup_free_ char *p = NULL;
+ int nfd, q;
nfd = openat(fd, de->d_name, O_RDONLY|O_NONBLOCK|O_DIRECTORY|O_CLOEXEC|O_NOFOLLOW);
if (nfd < 0) {
@@ -385,7 +540,7 @@ static int find_symlinks_fd(
}
/* This will close nfd, regardless whether it succeeds or not */
- q = find_symlinks_fd(name, nfd, p, config_path, same_name_link);
+ q = find_symlinks_fd(root_dir, name, nfd, p, config_path, same_name_link);
if (q > 0)
return 1;
if (r == 0)
@@ -402,16 +557,27 @@ static int find_symlinks_fd(
return -ENOMEM;
/* Acquire symlink destination */
- q = readlink_and_canonicalize(p, &dest);
+ q = readlink_malloc(p, &dest);
+ if (q == -ENOENT)
+ continue;
if (q < 0) {
- if (q == -ENOENT)
- continue;
-
if (r == 0)
r = q;
continue;
}
+ /* Make absolute */
+ if (!path_is_absolute(dest)) {
+ char *x;
+
+ x = prefix_root(root_dir, dest);
+ if (!x)
+ return -ENOMEM;
+
+ free(dest);
+ dest = x;
+ }
+
/* Check if the symlink itself matches what we
* are looking for */
if (path_is_absolute(name))
@@ -444,9 +610,12 @@ static int find_symlinks_fd(
return 1;
}
}
+
+ return r;
}
static int find_symlinks(
+ const char *root_dir,
const char *name,
const char *config_path,
bool *same_name_link) {
@@ -465,7 +634,7 @@ static int find_symlinks(
}
/* This takes possession of fd and closes it */
- return find_symlinks_fd(name, fd, config_path, config_path, same_name_link);
+ return find_symlinks_fd(root_dir, name, fd, config_path, config_path, same_name_link);
}
static int find_symlinks_in_scope(
@@ -474,350 +643,59 @@ static int find_symlinks_in_scope(
const char *name,
UnitFileState *state) {
- int r;
_cleanup_free_ char *normal_path = NULL, *runtime_path = NULL;
bool same_name_link_runtime = false, same_name_link = false;
+ int r;
assert(scope >= 0);
assert(scope < _UNIT_FILE_SCOPE_MAX);
assert(name);
- /* First look in runtime config path */
- r = get_config_path(scope, true, root_dir, &normal_path);
+ /* First look in the normal config path */
+ r = get_config_path(scope, false, root_dir, &normal_path);
if (r < 0)
return r;
- r = find_symlinks(name, normal_path, &same_name_link_runtime);
+ r = find_symlinks(root_dir, name, normal_path, &same_name_link);
if (r < 0)
return r;
- else if (r > 0) {
- *state = UNIT_FILE_ENABLED_RUNTIME;
+ if (r > 0) {
+ *state = UNIT_FILE_ENABLED;
return r;
}
- /* Then look in the normal config path */
- r = get_config_path(scope, false, root_dir, &runtime_path);
+ /* Then look in runtime config path */
+ r = get_config_path(scope, true, root_dir, &runtime_path);
if (r < 0)
return r;
- r = find_symlinks(name, runtime_path, &same_name_link);
+ r = find_symlinks(root_dir, name, runtime_path, &same_name_link_runtime);
if (r < 0)
return r;
- else if (r > 0) {
- *state = UNIT_FILE_ENABLED;
+ if (r > 0) {
+ *state = UNIT_FILE_ENABLED_RUNTIME;
return r;
}
/* Hmm, we didn't find it, but maybe we found the same name
* link? */
- if (same_name_link_runtime) {
- *state = UNIT_FILE_LINKED_RUNTIME;
- return 1;
- } else if (same_name_link) {
+ if (same_name_link) {
*state = UNIT_FILE_LINKED;
return 1;
}
-
- return 0;
-}
-
-int unit_file_mask(
- UnitFileScope scope,
- bool runtime,
- const char *root_dir,
- char **files,
- bool force,
- UnitFileChange **changes,
- unsigned *n_changes) {
-
- char **i;
- _cleanup_free_ char *prefix = NULL;
- int r;
-
- assert(scope >= 0);
- assert(scope < _UNIT_FILE_SCOPE_MAX);
-
- r = get_config_path(scope, runtime, root_dir, &prefix);
- if (r < 0)
- return r;
-
- STRV_FOREACH(i, files) {
- _cleanup_free_ char *path = NULL;
-
- if (!unit_name_is_valid(*i, UNIT_NAME_ANY)) {
- if (r == 0)
- r = -EINVAL;
- continue;
- }
-
- path = path_make_absolute(*i, prefix);
- if (!path) {
- r = -ENOMEM;
- break;
- }
-
- if (symlink("/dev/null", path) >= 0) {
- unit_file_changes_add(changes, n_changes, UNIT_FILE_SYMLINK, path, "/dev/null");
- continue;
- }
-
- if (errno == EEXIST) {
-
- if (null_or_empty_path(path) > 0)
- continue;
-
- if (force) {
- if (symlink_atomic("/dev/null", path) >= 0) {
- unit_file_changes_add(changes, n_changes, UNIT_FILE_UNLINK, path, NULL);
- unit_file_changes_add(changes, n_changes, UNIT_FILE_SYMLINK, path, "/dev/null");
- continue;
- }
- }
-
- if (r == 0)
- r = -EEXIST;
- } else {
- if (r == 0)
- r = -errno;
- }
- }
-
- return r;
-}
-
-int unit_file_unmask(
- UnitFileScope scope,
- bool runtime,
- const char *root_dir,
- char **files,
- UnitFileChange **changes,
- unsigned *n_changes) {
-
- char **i, *config_path = NULL;
- int r, q;
- Set *remove_symlinks_to = NULL;
-
- assert(scope >= 0);
- assert(scope < _UNIT_FILE_SCOPE_MAX);
-
- r = get_config_path(scope, runtime, root_dir, &config_path);
- if (r < 0)
- goto finish;
-
- STRV_FOREACH(i, files) {
- _cleanup_free_ char *path = NULL;
-
- if (!unit_name_is_valid(*i, UNIT_NAME_ANY)) {
- if (r == 0)
- r = -EINVAL;
- continue;
- }
-
- path = path_make_absolute(*i, config_path);
- if (!path) {
- r = -ENOMEM;
- break;
- }
-
- q = null_or_empty_path(path);
- if (q > 0) {
- if (unlink(path) < 0)
- q = -errno;
- else {
- q = mark_symlink_for_removal(&remove_symlinks_to, path);
- unit_file_changes_add(changes, n_changes, UNIT_FILE_UNLINK, path, NULL);
- }
- }
-
- if (q != -ENOENT && r == 0)
- r = q;
- }
-
-
-finish:
- q = remove_marked_symlinks(remove_symlinks_to, config_path, changes, n_changes, files);
- if (r == 0)
- r = q;
-
- set_free_free(remove_symlinks_to);
- free(config_path);
-
- return r;
-}
-
-int unit_file_link(
- UnitFileScope scope,
- bool runtime,
- const char *root_dir,
- char **files,
- bool force,
- UnitFileChange **changes,
- unsigned *n_changes) {
-
- _cleanup_lookup_paths_free_ LookupPaths paths = {};
- char **i;
- _cleanup_free_ char *config_path = NULL;
- int r, q;
-
- assert(scope >= 0);
- assert(scope < _UNIT_FILE_SCOPE_MAX);
-
- r = lookup_paths_init_from_scope(&paths, scope, root_dir);
- if (r < 0)
- return r;
-
- r = get_config_path(scope, runtime, root_dir, &config_path);
- if (r < 0)
- return r;
-
- STRV_FOREACH(i, files) {
- _cleanup_free_ char *path = NULL;
- char *fn;
- struct stat st;
-
- fn = basename(*i);
-
- if (!path_is_absolute(*i) ||
- !unit_name_is_valid(fn, UNIT_NAME_ANY)) {
- if (r == 0)
- r = -EINVAL;
- continue;
- }
-
- if (lstat(*i, &st) < 0) {
- if (r == 0)
- r = -errno;
- continue;
- }
-
- if (!S_ISREG(st.st_mode)) {
- r = -ENOENT;
- continue;
- }
-
- q = in_search_path(*i, paths.unit_path);
- if (q < 0)
- return q;
-
- if (q > 0)
- continue;
-
- path = path_make_absolute(fn, config_path);
- if (!path)
- return -ENOMEM;
-
- if (symlink(*i, path) >= 0) {
- unit_file_changes_add(changes, n_changes, UNIT_FILE_SYMLINK, path, *i);
- continue;
- }
-
- if (errno == EEXIST) {
- _cleanup_free_ char *dest = NULL;
-
- q = readlink_and_make_absolute(path, &dest);
- if (q < 0 && errno != ENOENT) {
- if (r == 0)
- r = q;
- continue;
- }
-
- if (q >= 0 && path_equal(dest, *i))
- continue;
-
- if (force) {
- if (symlink_atomic(*i, path) >= 0) {
- unit_file_changes_add(changes, n_changes, UNIT_FILE_UNLINK, path, NULL);
- unit_file_changes_add(changes, n_changes, UNIT_FILE_SYMLINK, path, *i);
- continue;
- }
- }
-
- if (r == 0)
- r = -EEXIST;
- } else {
- if (r == 0)
- r = -errno;
- }
- }
-
- return r;
-}
-
-void unit_file_list_free(Hashmap *h) {
- UnitFileList *i;
-
- while ((i = hashmap_steal_first(h))) {
- free(i->path);
- free(i);
+ if (same_name_link_runtime) {
+ *state = UNIT_FILE_LINKED_RUNTIME;
+ return 1;
}
- hashmap_free(h);
-}
-
-int unit_file_changes_add(
- UnitFileChange **changes,
- unsigned *n_changes,
- UnitFileChangeType type,
- const char *path,
- const char *source) {
-
- UnitFileChange *c;
- unsigned i;
-
- assert(path);
- assert(!changes == !n_changes);
-
- if (!changes)
- return 0;
-
- c = realloc(*changes, (*n_changes + 1) * sizeof(UnitFileChange));
- if (!c)
- return -ENOMEM;
-
- *changes = c;
- i = *n_changes;
-
- c[i].type = type;
- c[i].path = strdup(path);
- if (!c[i].path)
- return -ENOMEM;
-
- path_kill_slashes(c[i].path);
-
- if (source) {
- c[i].source = strdup(source);
- if (!c[i].source) {
- free(c[i].path);
- return -ENOMEM;
- }
-
- path_kill_slashes(c[i].path);
- } else
- c[i].source = NULL;
-
- *n_changes = i+1;
return 0;
}
-void unit_file_changes_free(UnitFileChange *changes, unsigned n_changes) {
- unsigned i;
-
- assert(changes || n_changes == 0);
+static void install_info_free(UnitFileInstallInfo *i) {
- if (!changes)
+ if (!i)
return;
- for (i = 0; i < n_changes; i++) {
- free(changes[i].path);
- free(changes[i].source);
- }
-
- free(changes);
-}
-
-static void install_info_free(UnitFileInstallInfo *i) {
- assert(i);
-
free(i->name);
free(i->path);
strv_free(i->aliases);
@@ -825,34 +703,45 @@ static void install_info_free(UnitFileInstallInfo *i) {
strv_free(i->required_by);
strv_free(i->also);
free(i->default_instance);
+ free(i->symlink_target);
free(i);
}
-static void install_info_hashmap_free(OrderedHashmap *m) {
+static OrderedHashmap* install_info_hashmap_free(OrderedHashmap *m) {
UnitFileInstallInfo *i;
if (!m)
- return;
+ return NULL;
while ((i = ordered_hashmap_steal_first(m)))
install_info_free(i);
- ordered_hashmap_free(m);
+ return ordered_hashmap_free(m);
}
static void install_context_done(InstallContext *c) {
assert(c);
- install_info_hashmap_free(c->will_install);
- install_info_hashmap_free(c->have_installed);
+ c->will_process = install_info_hashmap_free(c->will_process);
+ c->have_processed = install_info_hashmap_free(c->have_processed);
+}
+
+static UnitFileInstallInfo *install_info_find(InstallContext *c, const char *name) {
+ UnitFileInstallInfo *i;
+
+ i = ordered_hashmap_get(c->have_processed, name);
+ if (i)
+ return i;
- c->will_install = c->have_installed = NULL;
+ return ordered_hashmap_get(c->will_process, name);
}
static int install_info_add(
InstallContext *c,
const char *name,
- const char *path) {
+ const char *path,
+ UnitFileInstallInfo **ret) {
+
UnitFileInstallInfo *i = NULL;
int r;
@@ -865,17 +754,21 @@ static int install_info_add(
if (!unit_name_is_valid(name, UNIT_NAME_ANY))
return -EINVAL;
- if (ordered_hashmap_get(c->have_installed, name) ||
- ordered_hashmap_get(c->will_install, name))
+ i = install_info_find(c, name);
+ if (i) {
+ if (ret)
+ *ret = i;
return 0;
+ }
- r = ordered_hashmap_ensure_allocated(&c->will_install, &string_hash_ops);
+ r = ordered_hashmap_ensure_allocated(&c->will_process, &string_hash_ops);
if (r < 0)
return r;
i = new0(UnitFileInstallInfo, 1);
if (!i)
return -ENOMEM;
+ i->type = _UNIT_FILE_TYPE_INVALID;
i->name = strdup(name);
if (!i->name) {
@@ -891,30 +784,32 @@ static int install_info_add(
}
}
- r = ordered_hashmap_put(c->will_install, i->name, i);
+ r = ordered_hashmap_put(c->will_process, i->name, i);
if (r < 0)
goto fail;
+ if (ret)
+ *ret = i;
+
return 0;
fail:
- if (i)
- install_info_free(i);
-
+ install_info_free(i);
return r;
}
static int install_info_add_auto(
InstallContext *c,
- const char *name_or_path) {
+ const char *name_or_path,
+ UnitFileInstallInfo **ret) {
assert(c);
assert(name_or_path);
if (path_is_absolute(name_or_path))
- return install_info_add(c, NULL, name_or_path);
+ return install_info_add(c, NULL, name_or_path, ret);
else
- return install_info_add(c, name_or_path, NULL);
+ return install_info_add(c, name_or_path, NULL, ret);
}
static int config_parse_also(
@@ -929,64 +824,33 @@ static int config_parse_also(
void *data,
void *userdata) {
- InstallContext *c = data;
UnitFileInstallInfo *i = userdata;
+ InstallContext *c = data;
+ int r;
assert(filename);
assert(lvalue);
assert(rvalue);
- for(;;) {
- _cleanup_free_ char *n = NULL;
- int r;
-
- r = extract_first_word(&rvalue, &n, NULL, 0);
- if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Failed to parse config %s, ignoring.", rvalue);
- return 0;
- }
+ for (;;) {
+ _cleanup_free_ char *word = NULL;
+ r = extract_first_word(&rvalue, &word, NULL, 0);
+ if (r < 0)
+ return r;
if (r == 0)
break;
- r = install_info_add(c, n, NULL);
+ r = install_info_add(c, word, NULL, NULL);
if (r < 0)
return r;
- r = strv_extend(&i->also, n);
+ r = strv_push(&i->also, word);
if (r < 0)
return r;
- }
-
- return 0;
-}
-static int config_parse_user(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- UnitFileInstallInfo *i = data;
- char *printed;
- int r;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
-
- r = install_full_printf(i, rvalue, &printed);
- if (r < 0)
- return r;
-
- free(i->user);
- i->user = printed;
+ word = NULL;
+ }
return 0;
}
@@ -1031,9 +895,7 @@ static int unit_file_load(
UnitFileInstallInfo *info,
const char *path,
const char *root_dir,
- bool allow_symlink,
- bool load,
- bool *also) {
+ SearchFlags flags) {
const ConfigTableItem items[] = {
{ "Install", "Alias", config_parse_strv, 0, &info->aliases },
@@ -1041,34 +903,57 @@ static int unit_file_load(
{ "Install", "RequiredBy", config_parse_strv, 0, &info->required_by },
{ "Install", "DefaultInstance", config_parse_default_instance, 0, info },
{ "Install", "Also", config_parse_also, 0, c },
- { "Exec", "User", config_parse_user, 0, info },
{}
};
_cleanup_fclose_ FILE *f = NULL;
- int fd, r;
+ _cleanup_close_ int fd = -1;
+ struct stat st;
+ int r;
assert(c);
assert(info);
assert(path);
- if (!isempty(root_dir))
- path = strjoina(root_dir, "/", path);
+ path = prefix_roota(root_dir, path);
- if (!load) {
- r = access(path, F_OK) ? -errno : 0;
- return r;
+ if (!(flags & SEARCH_LOAD)) {
+ r = lstat(path, &st);
+ if (r < 0)
+ return -errno;
+
+ if (null_or_empty(&st))
+ info->type = UNIT_FILE_TYPE_MASKED;
+ else if (S_ISREG(st.st_mode))
+ info->type = UNIT_FILE_TYPE_REGULAR;
+ else if (S_ISLNK(st.st_mode))
+ return -ELOOP;
+ else if (S_ISDIR(st.st_mode))
+ return -EISDIR;
+ else
+ return -ENOTTY;
+
+ return 0;
}
- fd = open(path, O_RDONLY|O_CLOEXEC|O_NOCTTY|(allow_symlink ? 0 : O_NOFOLLOW));
+ fd = open(path, O_RDONLY|O_CLOEXEC|O_NOCTTY|O_NOFOLLOW);
if (fd < 0)
return -errno;
+ if (fstat(fd, &st) < 0)
+ return -errno;
+ if (null_or_empty(&st)) {
+ info->type = UNIT_FILE_MASKED;
+ return 0;
+ }
+ if (S_ISDIR(st.st_mode))
+ return -EISDIR;
+ if (!S_ISREG(st.st_mode))
+ return -ENOTTY;
f = fdopen(fd, "re");
- if (!f) {
- safe_close(fd);
- return -ENOMEM;
- }
+ if (!f)
+ return -errno;
+ fd = -1;
r = config_parse(NULL, path, f,
NULL,
@@ -1077,8 +962,7 @@ static int unit_file_load(
if (r < 0)
return r;
- if (also)
- *also = !strv_isempty(info->also);
+ info->type = UNIT_FILE_TYPE_REGULAR;
return
(int) strv_length(info->aliases) +
@@ -1086,14 +970,73 @@ static int unit_file_load(
(int) strv_length(info->required_by);
}
+static int unit_file_load_or_readlink(
+ InstallContext *c,
+ UnitFileInstallInfo *info,
+ const char *path,
+ const char *root_dir,
+ SearchFlags flags) {
+
+ _cleanup_free_ char *np = NULL;
+ int r;
+
+ r = unit_file_load(c, info, path, root_dir, flags);
+ if (r != -ELOOP)
+ return r;
+
+ /* This is a symlink, let's read it. */
+
+ r = readlink_and_make_absolute_root(root_dir, path, &np);
+ if (r < 0)
+ return r;
+
+ if (path_equal(np, "/dev/null"))
+ info->type = UNIT_FILE_TYPE_MASKED;
+ else {
+ const char *bn;
+ UnitType a, b;
+
+ bn = basename(np);
+
+ if (unit_name_is_valid(info->name, UNIT_NAME_PLAIN)) {
+
+ if (!unit_name_is_valid(bn, UNIT_NAME_PLAIN))
+ return -EINVAL;
+
+ } else if (unit_name_is_valid(info->name, UNIT_NAME_INSTANCE)) {
+
+ if (!unit_name_is_valid(bn, UNIT_NAME_INSTANCE|UNIT_NAME_TEMPLATE))
+ return -EINVAL;
+
+ } else if (unit_name_is_valid(info->name, UNIT_NAME_TEMPLATE)) {
+
+ if (!unit_name_is_valid(bn, UNIT_NAME_TEMPLATE))
+ return -EINVAL;
+ } else
+ return -EINVAL;
+
+ /* Enforce that the symlink destination does not
+ * change the unit file type. */
+
+ a = unit_name_to_type(info->name);
+ b = unit_name_to_type(bn);
+ if (a < 0 || b < 0 || a != b)
+ return -EINVAL;
+
+ info->type = UNIT_FILE_TYPE_SYMLINK;
+ info->symlink_target = np;
+ np = NULL;
+ }
+
+ return 0;
+}
+
static int unit_file_search(
InstallContext *c,
UnitFileInstallInfo *info,
const LookupPaths *paths,
const char *root_dir,
- bool allow_symlink,
- bool load,
- bool *also) {
+ SearchFlags flags) {
char **p;
int r;
@@ -1102,8 +1045,12 @@ static int unit_file_search(
assert(info);
assert(paths);
+ /* Was this unit already loaded? */
+ if (info->type != _UNIT_FILE_TYPE_INVALID)
+ return 0;
+
if (info->path)
- return unit_file_load(c, info, info->path, root_dir, allow_symlink, load, also);
+ return unit_file_load_or_readlink(c, info, info->path, root_dir, flags);
assert(info->name);
@@ -1114,14 +1061,15 @@ static int unit_file_search(
if (!path)
return -ENOMEM;
- r = unit_file_load(c, info, path, root_dir, allow_symlink, load, also);
- if (r >= 0) {
+ r = unit_file_load_or_readlink(c, info, path, root_dir, flags);
+ if (r < 0) {
+ if (r != -ENOENT)
+ return r;
+ } else {
info->path = path;
path = NULL;
return r;
}
- if (r != -ENOENT && r != -ELOOP)
- return r;
}
if (unit_name_is_valid(info->name, UNIT_NAME_INSTANCE)) {
@@ -1143,92 +1091,149 @@ static int unit_file_search(
if (!path)
return -ENOMEM;
- r = unit_file_load(c, info, path, root_dir, allow_symlink, load, also);
- if (r >= 0) {
+ r = unit_file_load_or_readlink(c, info, path, root_dir, flags);
+ if (r < 0) {
+ if (r != -ENOENT)
+ return r;
+ } else {
info->path = path;
path = NULL;
return r;
}
- if (r != -ENOENT && r != -ELOOP)
- return r;
}
}
return -ENOENT;
}
-static int unit_file_can_install(
- const LookupPaths *paths,
+static int install_info_follow(
+ InstallContext *c,
+ UnitFileInstallInfo *i,
const char *root_dir,
- const char *name,
- bool allow_symlink,
- bool *also) {
+ SearchFlags flags) {
+
+ assert(c);
+ assert(i);
+
+ if (i->type != UNIT_FILE_TYPE_SYMLINK)
+ return -EINVAL;
+ if (!i->symlink_target)
+ return -EINVAL;
+
+ /* If the basename doesn't match, the caller should add a
+ * complete new entry for this. */
+
+ if (!streq(basename(i->symlink_target), i->name))
+ return -EXDEV;
+
+ free(i->path);
+ i->path = i->symlink_target;
+ i->symlink_target = NULL;
+ i->type = _UNIT_FILE_TYPE_INVALID;
+
+ return unit_file_load_or_readlink(c, i, i->path, root_dir, flags);
+}
+
+static int install_info_traverse(
+ UnitFileScope scope,
+ InstallContext *c,
+ const char *root_dir,
+ const LookupPaths *paths,
+ UnitFileInstallInfo *start,
+ SearchFlags flags,
+ UnitFileInstallInfo **ret) {
- _cleanup_(install_context_done) InstallContext c = {};
UnitFileInstallInfo *i;
+ unsigned k = 0;
int r;
assert(paths);
- assert(name);
+ assert(start);
+ assert(c);
- r = install_info_add_auto(&c, name);
+ r = unit_file_search(c, start, paths, root_dir, flags);
if (r < 0)
return r;
- assert_se(i = ordered_hashmap_first(c.will_install));
+ i = start;
+ while (i->type == UNIT_FILE_TYPE_SYMLINK) {
+ /* Follow the symlink */
- r = unit_file_search(&c, i, paths, root_dir, allow_symlink, true, also);
+ if (++k > UNIT_FILE_FOLLOW_SYMLINK_MAX)
+ return -ELOOP;
- if (r >= 0)
- r =
- (int) strv_length(i->aliases) +
- (int) strv_length(i->wanted_by) +
- (int) strv_length(i->required_by);
+ if (!(flags & SEARCH_FOLLOW_CONFIG_SYMLINKS) && is_config_path(scope, i->path))
+ return -ELOOP;
- return r;
-}
+ r = install_info_follow(c, i, root_dir, flags);
+ if (r < 0) {
+ _cleanup_free_ char *buffer = NULL;
+ const char *bn;
-static int create_symlink(
- const char *old_path,
- const char *new_path,
- bool force,
- UnitFileChange **changes,
- unsigned *n_changes) {
+ if (r != -EXDEV)
+ return r;
- _cleanup_free_ char *dest = NULL;
- int r;
+ /* Target has a different name, create a new
+ * install info object for that, and continue
+ * with that. */
- assert(old_path);
- assert(new_path);
+ bn = basename(i->symlink_target);
- mkdir_parents_label(new_path, 0755);
+ if (unit_name_is_valid(i->name, UNIT_NAME_INSTANCE) &&
+ unit_name_is_valid(bn, UNIT_NAME_TEMPLATE)) {
- if (symlink(old_path, new_path) >= 0) {
- unit_file_changes_add(changes, n_changes, UNIT_FILE_SYMLINK, new_path, old_path);
- return 0;
+ _cleanup_free_ char *instance = NULL;
+
+ r = unit_name_to_instance(i->name, &instance);
+ if (r < 0)
+ return r;
+
+ r = unit_name_replace_instance(bn, instance, &buffer);
+ if (r < 0)
+ return r;
+
+ bn = buffer;
+ }
+
+ r = install_info_add(c, bn, NULL, &i);
+ if (r < 0)
+ return r;
+
+ r = unit_file_search(c, i, paths, root_dir, flags);
+ if (r < 0)
+ return r;
+ }
+
+ /* Try again, with the new target we found. */
}
- if (errno != EEXIST)
- return -errno;
+ if (ret)
+ *ret = i;
- r = readlink_and_make_absolute(new_path, &dest);
- if (r < 0)
- return r;
+ return 0;
+}
- if (path_equal(dest, old_path))
- return 0;
+static int install_info_discover(
+ UnitFileScope scope,
+ InstallContext *c,
+ const char *root_dir,
+ const LookupPaths *paths,
+ const char *name,
+ SearchFlags flags,
+ UnitFileInstallInfo **ret) {
- if (!force)
- return -EEXIST;
+ UnitFileInstallInfo *i;
+ int r;
- r = symlink_atomic(old_path, new_path);
+ assert(c);
+ assert(paths);
+ assert(name);
+
+ r = install_info_add_auto(c, name, &i);
if (r < 0)
return r;
- unit_file_changes_add(changes, n_changes, UNIT_FILE_UNLINK, new_path, NULL);
- unit_file_changes_add(changes, n_changes, UNIT_FILE_SYMLINK, new_path, old_path);
-
- return 0;
+ return install_info_traverse(scope, c, root_dir, paths, i, flags, ret);
}
static int install_info_symlink_alias(
@@ -1363,6 +1368,9 @@ static int install_info_apply(
assert(paths);
assert(config_path);
+ if (i->type != UNIT_FILE_TYPE_REGULAR)
+ return 0;
+
r = install_info_symlink_alias(i, config_path, force, changes, n_changes);
q = install_info_symlink_wants(i, config_path, i->wanted_by, ".wants/", force, changes, n_changes);
@@ -1381,53 +1389,59 @@ static int install_info_apply(
}
static int install_context_apply(
+ UnitFileScope scope,
InstallContext *c,
const LookupPaths *paths,
const char *config_path,
const char *root_dir,
bool force,
+ SearchFlags flags,
UnitFileChange **changes,
unsigned *n_changes) {
UnitFileInstallInfo *i;
- int r, q;
+ int r;
assert(c);
assert(paths);
assert(config_path);
- if (!ordered_hashmap_isempty(c->will_install)) {
- r = ordered_hashmap_ensure_allocated(&c->have_installed, &string_hash_ops);
- if (r < 0)
- return r;
+ if (ordered_hashmap_isempty(c->will_process))
+ return 0;
- r = ordered_hashmap_reserve(c->have_installed, ordered_hashmap_size(c->will_install));
- if (r < 0)
- return r;
- }
+ r = ordered_hashmap_ensure_allocated(&c->have_processed, &string_hash_ops);
+ if (r < 0)
+ return r;
r = 0;
- while ((i = ordered_hashmap_first(c->will_install))) {
- assert_se(ordered_hashmap_move_one(c->have_installed, c->will_install, i->name) == 0);
+ while ((i = ordered_hashmap_first(c->will_process))) {
+ int q;
- q = unit_file_search(c, i, paths, root_dir, false, true, NULL);
- if (q < 0) {
- if (r >= 0)
- r = q;
+ q = ordered_hashmap_move_one(c->have_processed, c->will_process, i->name);
+ if (q < 0)
+ return q;
+ r = install_info_traverse(scope, c, root_dir, paths, i, flags, NULL);
+ if (r < 0)
return r;
- } else if (r >= 0)
- r += q;
+
+ if (i->type != UNIT_FILE_TYPE_REGULAR)
+ continue;
q = install_info_apply(i, paths, config_path, root_dir, force, changes, n_changes);
- if (r >= 0 && q < 0)
- r = q;
+ if (r >= 0) {
+ if (q < 0)
+ r = q;
+ else
+ r+= q;
+ }
}
return r;
}
static int install_context_mark_for_removal(
+ UnitFileScope scope,
InstallContext *c,
const LookupPaths *paths,
Set **remove_symlinks_to,
@@ -1435,7 +1449,7 @@ static int install_context_mark_for_removal(
const char *root_dir) {
UnitFileInstallInfo *i;
- int r, q;
+ int r;
assert(c);
assert(paths);
@@ -1443,87 +1457,182 @@ static int install_context_mark_for_removal(
/* Marks all items for removal */
- if (!ordered_hashmap_isempty(c->will_install)) {
- r = ordered_hashmap_ensure_allocated(&c->have_installed, &string_hash_ops);
+ if (ordered_hashmap_isempty(c->will_process))
+ return 0;
+
+ r = ordered_hashmap_ensure_allocated(&c->have_processed, &string_hash_ops);
+ if (r < 0)
+ return r;
+
+ while ((i = ordered_hashmap_first(c->will_process))) {
+
+ r = ordered_hashmap_move_one(c->have_processed, c->will_process, i->name);
if (r < 0)
return r;
- r = ordered_hashmap_reserve(c->have_installed, ordered_hashmap_size(c->will_install));
+ r = install_info_traverse(scope, c, root_dir, paths, i, SEARCH_LOAD|SEARCH_FOLLOW_CONFIG_SYMLINKS, NULL);
if (r < 0)
return r;
- }
- r = 0;
- while ((i = ordered_hashmap_first(c->will_install))) {
- assert_se(ordered_hashmap_move_one(c->have_installed, c->will_install, i->name) == 0);
-
- q = unit_file_search(c, i, paths, root_dir, false, true, NULL);
- if (q == -ENOENT) {
- /* do nothing */
- } else if (q < 0) {
- if (r >= 0)
- r = q;
+ if (i->type != UNIT_FILE_TYPE_REGULAR)
+ continue;
+ r = mark_symlink_for_removal(remove_symlinks_to, i->name);
+ if (r < 0)
return r;
- } else if (r >= 0)
- r += q;
-
- if (unit_name_is_valid(i->name, UNIT_NAME_INSTANCE)) {
- char *unit_file;
-
- if (i->path) {
- unit_file = basename(i->path);
-
- if (unit_name_is_valid(unit_file, UNIT_NAME_INSTANCE))
- /* unit file named as instance exists, thus all symlinks
- * pointing to it will be removed */
- q = mark_symlink_for_removal(remove_symlinks_to, i->name);
- else
- /* does not exist, thus we will mark for removal symlinks
- * to template unit file */
- q = mark_symlink_for_removal(remove_symlinks_to, unit_file);
- } else {
- /* If i->path is not set, it means that we didn't actually find
- * the unit file. But we can still remove symlinks to the
- * nonexistent template. */
- r = unit_name_template(i->name, &unit_file);
- if (r < 0)
- return r;
+ }
- q = mark_symlink_for_removal(remove_symlinks_to, unit_file);
- free(unit_file);
- }
- } else
- q = mark_symlink_for_removal(remove_symlinks_to, i->name);
+ return 0;
+}
+
+int unit_file_mask(
+ UnitFileScope scope,
+ bool runtime,
+ const char *root_dir,
+ char **files,
+ bool force,
+ UnitFileChange **changes,
+ unsigned *n_changes) {
+
+ _cleanup_free_ char *prefix = NULL;
+ char **i;
+ int r;
+
+ assert(scope >= 0);
+ assert(scope < _UNIT_FILE_SCOPE_MAX);
- if (r >= 0 && q < 0)
+ r = verify_root_dir(scope, &root_dir);
+ if (r < 0)
+ return r;
+
+ r = get_config_path(scope, runtime, root_dir, &prefix);
+ if (r < 0)
+ return r;
+
+ STRV_FOREACH(i, files) {
+ _cleanup_free_ char *path = NULL;
+ int q;
+
+ if (!unit_name_is_valid(*i, UNIT_NAME_ANY)) {
+ if (r == 0)
+ r = -EINVAL;
+ continue;
+ }
+
+ path = path_make_absolute(*i, prefix);
+ if (!path)
+ return -ENOMEM;
+
+ q = create_symlink("/dev/null", path, force, changes, n_changes);
+ if (q < 0 && r >= 0)
r = q;
}
return r;
}
-int unit_file_add_dependency(
+int unit_file_unmask(
+ UnitFileScope scope,
+ bool runtime,
+ const char *root_dir,
+ char **files,
+ UnitFileChange **changes,
+ unsigned *n_changes) {
+
+ _cleanup_set_free_free_ Set *remove_symlinks_to = NULL;
+ _cleanup_free_ char *config_path = NULL;
+ _cleanup_free_ char **todo = NULL;
+ size_t n_todo = 0, n_allocated = 0;
+ char **i;
+ int r, q;
+
+ assert(scope >= 0);
+ assert(scope < _UNIT_FILE_SCOPE_MAX);
+
+ r = verify_root_dir(scope, &root_dir);
+ if (r < 0)
+ return r;
+
+ r = get_config_path(scope, runtime, root_dir, &config_path);
+ if (r < 0)
+ return r;
+
+ STRV_FOREACH(i, files) {
+ _cleanup_free_ char *path = NULL;
+
+ if (!unit_name_is_valid(*i, UNIT_NAME_ANY))
+ return -EINVAL;
+
+ path = path_make_absolute(*i, config_path);
+ if (!path)
+ return -ENOMEM;
+
+ r = null_or_empty_path(path);
+ if (r == -ENOENT)
+ continue;
+ if (r < 0)
+ return r;
+ if (r == 0)
+ continue;
+
+ if (!GREEDY_REALLOC0(todo, n_allocated, n_todo + 2))
+ return -ENOMEM;
+
+ todo[n_todo++] = *i;
+ }
+
+ strv_uniq(todo);
+
+ r = 0;
+ STRV_FOREACH(i, todo) {
+ _cleanup_free_ char *path = NULL;
+
+ path = path_make_absolute(*i, config_path);
+ if (!path)
+ return -ENOMEM;
+
+ if (unlink(path) < 0) {
+ if (errno != -ENOENT && r >= 0)
+ r = -errno;
+ } else {
+ q = mark_symlink_for_removal(&remove_symlinks_to, path);
+ if (q < 0)
+ return q;
+
+ unit_file_changes_add(changes, n_changes, UNIT_FILE_UNLINK, path, NULL);
+ }
+ }
+
+ q = remove_marked_symlinks(remove_symlinks_to, config_path, changes, n_changes);
+ if (r >= 0)
+ r = q;
+
+ return r;
+}
+
+int unit_file_link(
UnitFileScope scope,
bool runtime,
const char *root_dir,
char **files,
- char *target,
- UnitDependency dep,
bool force,
UnitFileChange **changes,
unsigned *n_changes) {
_cleanup_lookup_paths_free_ LookupPaths paths = {};
- _cleanup_(install_context_done) InstallContext c = {};
_cleanup_free_ char *config_path = NULL;
+ _cleanup_free_ char **todo = NULL;
+ size_t n_todo = 0, n_allocated = 0;
char **i;
- int r;
- UnitFileInstallInfo *info;
+ int r, q;
assert(scope >= 0);
assert(scope < _UNIT_FILE_SCOPE_MAX);
+ r = verify_root_dir(scope, &root_dir);
+ if (r < 0)
+ return r;
+
r = lookup_paths_init_from_scope(&paths, scope, root_dir);
if (r < 0)
return r;
@@ -1533,55 +1642,135 @@ int unit_file_add_dependency(
return r;
STRV_FOREACH(i, files) {
- UnitFileState state;
+ _cleanup_free_ char *full = NULL;
+ struct stat st;
+ char *fn;
- state = unit_file_get_state(scope, root_dir, *i);
- if (state < 0)
- return log_error_errno(state, "Failed to get unit file state for %s: %m", *i);
+ if (!path_is_absolute(*i))
+ return -EINVAL;
- if (state == UNIT_FILE_MASKED || state == UNIT_FILE_MASKED_RUNTIME) {
- log_error("Failed to enable unit: Unit %s is masked", *i);
- return -EOPNOTSUPP;
- }
+ fn = basename(*i);
+ if (!unit_name_is_valid(fn, UNIT_NAME_ANY))
+ return -EINVAL;
- r = install_info_add_auto(&c, *i);
- if (r < 0)
- return r;
+ full = prefix_root(root_dir, *i);
+ if (!full)
+ return -ENOMEM;
+
+ if (lstat(full, &st) < 0)
+ return -errno;
+ if (S_ISLNK(st.st_mode))
+ return -ELOOP;
+ if (S_ISDIR(st.st_mode))
+ return -EISDIR;
+ if (!S_ISREG(st.st_mode))
+ return -ENOTTY;
+
+ q = in_search_path(*i, paths.unit_path);
+ if (q < 0)
+ return q;
+ if (q > 0)
+ continue;
+
+ if (!GREEDY_REALLOC0(todo, n_allocated, n_todo + 2))
+ return -ENOMEM;
+
+ todo[n_todo++] = *i;
}
- if (!ordered_hashmap_isempty(c.will_install)) {
- r = ordered_hashmap_ensure_allocated(&c.have_installed, &string_hash_ops);
- if (r < 0)
- return r;
+ strv_uniq(todo);
- r = ordered_hashmap_reserve(c.have_installed, ordered_hashmap_size(c.will_install));
- if (r < 0)
- return r;
+ r = 0;
+ STRV_FOREACH(i, todo) {
+ _cleanup_free_ char *path = NULL;
+
+ path = path_make_absolute(basename(*i), config_path);
+ if (!path)
+ return -ENOMEM;
+
+ q = create_symlink(*i, path, force, changes, n_changes);
+ if (q < 0 && r >= 0)
+ r = q;
}
- while ((info = ordered_hashmap_first(c.will_install))) {
- assert_se(ordered_hashmap_move_one(c.have_installed, c.will_install, info->name) == 0);
+ return r;
+}
+
+int unit_file_add_dependency(
+ UnitFileScope scope,
+ bool runtime,
+ const char *root_dir,
+ char **files,
+ const char *target,
+ UnitDependency dep,
+ bool force,
+ UnitFileChange **changes,
+ unsigned *n_changes) {
+
+ _cleanup_lookup_paths_free_ LookupPaths paths = {};
+ _cleanup_(install_context_done) InstallContext c = {};
+ _cleanup_free_ char *config_path = NULL;
+ UnitFileInstallInfo *i, *target_info;
+ char **f;
+ int r;
+
+ assert(scope >= 0);
+ assert(scope < _UNIT_FILE_SCOPE_MAX);
+ assert(target);
+
+ if (!IN_SET(dep, UNIT_WANTS, UNIT_REQUIRES))
+ return -EINVAL;
- r = unit_file_search(&c, info, &paths, root_dir, false, false, NULL);
+ if (!unit_name_is_valid(target, UNIT_NAME_ANY))
+ return -EINVAL;
+
+ r = verify_root_dir(scope, &root_dir);
+ if (r < 0)
+ return r;
+
+ r = lookup_paths_init_from_scope(&paths, scope, root_dir);
+ if (r < 0)
+ return r;
+
+ r = get_config_path(scope, runtime, root_dir, &config_path);
+ if (r < 0)
+ return r;
+
+ r = install_info_discover(scope, &c, root_dir, &paths, target, SEARCH_FOLLOW_CONFIG_SYMLINKS, &target_info);
+ if (r < 0)
+ return r;
+ if (target_info->type == UNIT_FILE_TYPE_MASKED)
+ return -ESHUTDOWN;
+
+ assert(target_info->type == UNIT_FILE_TYPE_REGULAR);
+
+ STRV_FOREACH(f, files) {
+ char ***l;
+
+ r = install_info_discover(scope, &c, root_dir, &paths, *f, SEARCH_FOLLOW_CONFIG_SYMLINKS, &i);
if (r < 0)
return r;
+ if (i->type == UNIT_FILE_TYPE_MASKED)
+ return -ESHUTDOWN;
+
+ assert(i->type == UNIT_FILE_TYPE_REGULAR);
+
+ /* We didn't actually load anything from the unit
+ * file, but instead just add in our new symlink to
+ * create. */
if (dep == UNIT_WANTS)
- r = strv_extend(&info->wanted_by, target);
- else if (dep == UNIT_REQUIRES)
- r = strv_extend(&info->required_by, target);
+ l = &i->wanted_by;
else
- r = -EINVAL;
+ l = &i->required_by;
- if (r < 0)
- return r;
-
- r = install_info_apply(info, &paths, config_path, root_dir, force, changes, n_changes);
- if (r < 0)
- return r;
+ strv_free(*l);
+ *l = strv_new(target_info->name, NULL);
+ if (!*l)
+ return -ENOMEM;
}
- return 0;
+ return install_context_apply(scope, &c, &paths, config_path, root_dir, force, SEARCH_FOLLOW_CONFIG_SYMLINKS, changes, n_changes);
}
int unit_file_enable(
@@ -1595,13 +1784,18 @@ int unit_file_enable(
_cleanup_lookup_paths_free_ LookupPaths paths = {};
_cleanup_(install_context_done) InstallContext c = {};
- char **i;
_cleanup_free_ char *config_path = NULL;
+ UnitFileInstallInfo *i;
+ char **f;
int r;
assert(scope >= 0);
assert(scope < _UNIT_FILE_SCOPE_MAX);
+ r = verify_root_dir(scope, &root_dir);
+ if (r < 0)
+ return r;
+
r = lookup_paths_init_from_scope(&paths, scope, root_dir);
if (r < 0)
return r;
@@ -1610,29 +1804,22 @@ int unit_file_enable(
if (r < 0)
return r;
- STRV_FOREACH(i, files) {
- UnitFileState state;
-
- /* We only want to know if this unit is masked, so we ignore
- * errors from unit_file_get_state, deferring other checks.
- * This allows templated units to be enabled on the fly. */
- state = unit_file_get_state(scope, root_dir, *i);
- if (state == UNIT_FILE_MASKED || state == UNIT_FILE_MASKED_RUNTIME) {
- log_error("Failed to enable unit: Unit %s is masked", *i);
- return -EOPNOTSUPP;
- }
-
- r = install_info_add_auto(&c, *i);
+ STRV_FOREACH(f, files) {
+ r = install_info_discover(scope, &c, root_dir, &paths, *f, SEARCH_LOAD, &i);
if (r < 0)
return r;
+ if (i->type == UNIT_FILE_TYPE_MASKED)
+ return -ESHUTDOWN;
+
+ assert(i->type == UNIT_FILE_TYPE_REGULAR);
}
/* This will return the number of symlink rules that were
- supposed to be created, not the ones actually created. This is
- useful to determine whether the passed files had any
- installation data at all. */
+ supposed to be created, not the ones actually created. This
+ is useful to determine whether the passed files had any
+ installation data at all. */
- return install_context_apply(&c, &paths, config_path, root_dir, force, changes, n_changes);
+ return install_context_apply(scope, &c, &paths, config_path, root_dir, force, SEARCH_LOAD, changes, n_changes);
}
int unit_file_disable(
@@ -1645,14 +1832,18 @@ int unit_file_disable(
_cleanup_lookup_paths_free_ LookupPaths paths = {};
_cleanup_(install_context_done) InstallContext c = {};
- char **i;
_cleanup_free_ char *config_path = NULL;
_cleanup_set_free_free_ Set *remove_symlinks_to = NULL;
- int r, q;
+ char **i;
+ int r;
assert(scope >= 0);
assert(scope < _UNIT_FILE_SCOPE_MAX);
+ r = verify_root_dir(scope, &root_dir);
+ if (r < 0)
+ return r;
+
r = lookup_paths_init_from_scope(&paths, scope, root_dir);
if (r < 0)
return r;
@@ -1662,18 +1853,19 @@ int unit_file_disable(
return r;
STRV_FOREACH(i, files) {
- r = install_info_add_auto(&c, *i);
+ if (!unit_name_is_valid(*i, UNIT_NAME_ANY))
+ return -EINVAL;
+
+ r = install_info_add(&c, *i, NULL, NULL);
if (r < 0)
return r;
}
- r = install_context_mark_for_removal(&c, &paths, &remove_symlinks_to, config_path, root_dir);
-
- q = remove_marked_symlinks(remove_symlinks_to, config_path, changes, n_changes, files);
- if (r >= 0)
- r = q;
+ r = install_context_mark_for_removal(scope, &c, &paths, &remove_symlinks_to, config_path, root_dir);
+ if (r < 0)
+ return r;
- return r;
+ return remove_marked_symlinks(remove_symlinks_to, config_path, changes, n_changes);
}
int unit_file_reenable(
@@ -1684,21 +1876,30 @@ int unit_file_reenable(
bool force,
UnitFileChange **changes,
unsigned *n_changes) {
+
+ char **n;
int r;
+ size_t l, i;
+
+ /* First, we invoke the disable command with only the basename... */
+ l = strv_length(files);
+ n = newa(char*, l+1);
+ for (i = 0; i < l; i++)
+ n[i] = basename(files[i]);
+ n[i] = NULL;
- r = unit_file_disable(scope, runtime, root_dir, files,
- changes, n_changes);
+ r = unit_file_disable(scope, runtime, root_dir, n, changes, n_changes);
if (r < 0)
return r;
- return unit_file_enable(scope, runtime, root_dir, files, force,
- changes, n_changes);
+ /* But the enable command with the full name */
+ return unit_file_enable(scope, runtime, root_dir, files, force, changes, n_changes);
}
int unit_file_set_default(
UnitFileScope scope,
const char *root_dir,
- const char *file,
+ const char *name,
bool force,
UnitFileChange **changes,
unsigned *n_changes) {
@@ -1706,42 +1907,40 @@ int unit_file_set_default(
_cleanup_lookup_paths_free_ LookupPaths paths = {};
_cleanup_(install_context_done) InstallContext c = {};
_cleanup_free_ char *config_path = NULL;
- char *path;
+ UnitFileInstallInfo *i;
+ const char *path;
int r;
- UnitFileInstallInfo *i = NULL;
assert(scope >= 0);
assert(scope < _UNIT_FILE_SCOPE_MAX);
- assert(file);
+ assert(name);
- if (unit_name_to_type(file) != UNIT_TARGET)
+ if (unit_name_to_type(name) != UNIT_TARGET)
+ return -EINVAL;
+ if (streq(name, SPECIAL_DEFAULT_TARGET))
return -EINVAL;
- r = lookup_paths_init_from_scope(&paths, scope, root_dir);
+ r = verify_root_dir(scope, &root_dir);
if (r < 0)
return r;
- r = get_config_path(scope, false, root_dir, &config_path);
+ r = lookup_paths_init_from_scope(&paths, scope, root_dir);
if (r < 0)
return r;
- r = install_info_add_auto(&c, file);
+ r = get_config_path(scope, false, root_dir, &config_path);
if (r < 0)
return r;
- assert_se(i = ordered_hashmap_first(c.will_install));
-
- r = unit_file_search(&c, i, &paths, root_dir, false, true, NULL);
+ r = install_info_discover(scope, &c, root_dir, &paths, name, 0, &i);
if (r < 0)
return r;
+ if (i->type == UNIT_FILE_TYPE_MASKED)
+ return -ESHUTDOWN;
path = strjoina(config_path, "/" SPECIAL_DEFAULT_TARGET);
- r = create_symlink(i->path, path, force, changes, n_changes);
- if (r < 0)
- return r;
-
- return 0;
+ return create_symlink(i->path, path, force, changes, n_changes);
}
int unit_file_get_default(
@@ -1750,126 +1949,101 @@ int unit_file_get_default(
char **name) {
_cleanup_lookup_paths_free_ LookupPaths paths = {};
- char **p;
+ _cleanup_(install_context_done) InstallContext c = {};
+ UnitFileInstallInfo *i;
+ char *n;
int r;
assert(scope >= 0);
assert(scope < _UNIT_FILE_SCOPE_MAX);
assert(name);
- r = lookup_paths_init_from_scope(&paths, scope, root_dir);
+ r = verify_root_dir(scope, &root_dir);
if (r < 0)
return r;
- STRV_FOREACH(p, paths.unit_path) {
- _cleanup_free_ char *path = NULL, *tmp = NULL;
- char *n;
-
- path = path_join(root_dir, *p, SPECIAL_DEFAULT_TARGET);
- if (!path)
- return -ENOMEM;
-
- r = readlink_malloc(path, &tmp);
- if (r == -ENOENT)
- continue;
- else if (r == -EINVAL)
- /* not a symlink */
- n = strdup(SPECIAL_DEFAULT_TARGET);
- else if (r < 0)
- return r;
- else
- n = strdup(basename(tmp));
+ r = lookup_paths_init_from_scope(&paths, scope, root_dir);
+ if (r < 0)
+ return r;
- if (!n)
- return -ENOMEM;
+ r = install_info_discover(scope, &c, root_dir, &paths, SPECIAL_DEFAULT_TARGET, SEARCH_FOLLOW_CONFIG_SYMLINKS, &i);
+ if (r < 0)
+ return r;
+ if (i->type == UNIT_FILE_TYPE_MASKED)
+ return -ESHUTDOWN;
- *name = n;
- return 0;
- }
+ n = strdup(i->name);
+ if (!n)
+ return -ENOMEM;
- return -ENOENT;
+ *name = n;
+ return 0;
}
-UnitFileState unit_file_lookup_state(
+int unit_file_lookup_state(
UnitFileScope scope,
const char *root_dir,
const LookupPaths *paths,
- const char *name) {
+ const char *name,
+ UnitFileState *ret) {
- UnitFileState state = _UNIT_FILE_STATE_INVALID;
- char **i;
- _cleanup_free_ char *path = NULL;
- int r = 0;
+ _cleanup_(install_context_done) InstallContext c = {};
+ UnitFileInstallInfo *i;
+ UnitFileState state;
+ int r;
assert(paths);
+ assert(name);
if (!unit_name_is_valid(name, UNIT_NAME_ANY))
return -EINVAL;
- STRV_FOREACH(i, paths->unit_path) {
- struct stat st;
- char *partial;
- bool also = false;
+ r = verify_root_dir(scope, &root_dir);
+ if (r < 0)
+ return r;
- free(path);
- path = path_join(root_dir, *i, name);
- if (!path)
- return -ENOMEM;
+ r = install_info_discover(scope, &c, root_dir, paths, name, SEARCH_LOAD|SEARCH_FOLLOW_CONFIG_SYMLINKS, &i);
+ if (r < 0)
+ return r;
- if (root_dir)
- partial = path + strlen(root_dir);
- else
- partial = path;
-
- /*
- * Search for a unit file in our default paths, to
- * be sure, that there are no broken symlinks.
- */
- if (lstat(path, &st) < 0) {
- r = -errno;
- if (errno != ENOENT)
- return r;
+ /* Shortcut things, if the caller just wants to know if this unit exists. */
+ if (!ret)
+ return 0;
- if (!unit_name_is_valid(name, UNIT_NAME_INSTANCE))
- continue;
- } else {
- if (!S_ISREG(st.st_mode) && !S_ISLNK(st.st_mode))
- return -ENOENT;
+ switch (i->type) {
- r = null_or_empty_path(path);
- if (r < 0 && r != -ENOENT)
- return r;
- else if (r > 0) {
- state = path_startswith(*i, "/run") ? UNIT_FILE_MASKED_RUNTIME : UNIT_FILE_MASKED;
- return state;
- }
- }
+ case UNIT_FILE_TYPE_MASKED:
+ state = path_startswith(i->path, "/run") ? UNIT_FILE_MASKED_RUNTIME : UNIT_FILE_MASKED;
+ break;
- r = find_symlinks_in_scope(scope, root_dir, name, &state);
+ case UNIT_FILE_TYPE_REGULAR:
+ r = find_symlinks_in_scope(scope, root_dir, i->name, &state);
if (r < 0)
return r;
- else if (r > 0)
- return state;
-
- r = unit_file_can_install(paths, root_dir, partial, true, &also);
- if (r < 0 && errno != ENOENT)
- return r;
- else if (r > 0)
- return UNIT_FILE_DISABLED;
- else if (r == 0) {
- if (also)
- return UNIT_FILE_INDIRECT;
- return UNIT_FILE_STATIC;
+ if (r == 0) {
+ if (UNIT_FILE_INSTALL_INFO_HAS_RULES(i))
+ state = UNIT_FILE_DISABLED;
+ else if (UNIT_FILE_INSTALL_INFO_HAS_ALSO(i))
+ state = UNIT_FILE_INDIRECT;
+ else
+ state = UNIT_FILE_STATIC;
}
+
+ break;
+
+ default:
+ assert_not_reached("Unexpect unit file type.");
}
- return r < 0 ? r : state;
+ *ret = state;
+ return 0;
}
-UnitFileState unit_file_get_state(
+int unit_file_get_state(
UnitFileScope scope,
const char *root_dir,
- const char *name) {
+ const char *name,
+ UnitFileState *ret) {
_cleanup_lookup_paths_free_ LookupPaths paths = {};
int r;
@@ -1878,14 +2052,15 @@ UnitFileState unit_file_get_state(
assert(scope < _UNIT_FILE_SCOPE_MAX);
assert(name);
- if (root_dir && scope != UNIT_FILE_SYSTEM)
- return -EINVAL;
+ r = verify_root_dir(scope, &root_dir);
+ if (r < 0)
+ return r;
r = lookup_paths_init_from_scope(&paths, scope, root_dir);
if (r < 0)
return r;
- return unit_file_lookup_state(scope, root_dir, &paths, name);
+ return unit_file_lookup_state(scope, root_dir, &paths, name, ret);
}
int unit_file_query_preset(UnitFileScope scope, const char *root_dir, const char *name) {
@@ -1897,6 +2072,13 @@ int unit_file_query_preset(UnitFileScope scope, const char *root_dir, const char
assert(scope < _UNIT_FILE_SCOPE_MAX);
assert(name);
+ r = verify_root_dir(scope, &root_dir);
+ if (r < 0)
+ return r;
+
+ if (!unit_name_is_valid(name, UNIT_NAME_ANY))
+ return -EINVAL;
+
if (scope == UNIT_FILE_SYSTEM)
r = conf_files_list(&files, ".preset", root_dir,
"/etc/systemd/system-preset",
@@ -1913,13 +2095,14 @@ int unit_file_query_preset(UnitFileScope scope, const char *root_dir, const char
"/usr/lib/systemd/user-preset",
NULL);
else
- return 1;
+ return 1; /* Default is "enable" */
if (r < 0)
return r;
STRV_FOREACH(p, files) {
_cleanup_fclose_ FILE *f;
+ char line[LINE_MAX];
f = fopen(*p, "re");
if (!f) {
@@ -1929,39 +2112,38 @@ int unit_file_query_preset(UnitFileScope scope, const char *root_dir, const char
return -errno;
}
- for (;;) {
- char line[LINE_MAX], *l;
-
- if (!fgets(line, sizeof(line), f))
- break;
+ FOREACH_LINE(line, f, return -errno) {
+ const char *parameter;
+ char *l;
l = strstrip(line);
- if (!*l)
- continue;
- if (strchr(COMMENTS "\n", *l))
+ if (isempty(l))
+ continue;
+ if (strchr(COMMENTS, *l))
continue;
- if (first_word(l, "enable")) {
- l += 6;
- l += strspn(l, WHITESPACE);
-
- if (fnmatch(l, name, FNM_NOESCAPE) == 0) {
+ parameter = first_word(l, "enable");
+ if (parameter) {
+ if (fnmatch(parameter, name, FNM_NOESCAPE) == 0) {
log_debug("Preset file says enable %s.", name);
return 1;
}
- } else if (first_word(l, "disable")) {
- l += 7;
- l += strspn(l, WHITESPACE);
+ continue;
+ }
- if (fnmatch(l, name, FNM_NOESCAPE) == 0) {
+ parameter = first_word(l, "disable");
+ if (parameter) {
+ if (fnmatch(parameter, name, FNM_NOESCAPE) == 0) {
log_debug("Preset file says disable %s.", name);
return 0;
}
- } else
- log_debug("Couldn't parse line '%s'", l);
+ continue;
+ }
+
+ log_debug("Couldn't parse line '%s'", l);
}
}
@@ -1970,6 +2152,86 @@ int unit_file_query_preset(UnitFileScope scope, const char *root_dir, const char
return 1;
}
+static int execute_preset(
+ UnitFileScope scope,
+ InstallContext *plus,
+ InstallContext *minus,
+ const LookupPaths *paths,
+ const char *config_path,
+ const char *root_dir,
+ char **files,
+ UnitFilePresetMode mode,
+ bool force,
+ UnitFileChange **changes,
+ unsigned *n_changes) {
+
+ int r;
+
+ assert(plus);
+ assert(minus);
+ assert(paths);
+ assert(config_path);
+
+ if (mode != UNIT_FILE_PRESET_ENABLE_ONLY) {
+ _cleanup_set_free_free_ Set *remove_symlinks_to = NULL;
+
+ r = install_context_mark_for_removal(scope, minus, paths, &remove_symlinks_to, config_path, root_dir);
+ if (r < 0)
+ return r;
+
+ r = remove_marked_symlinks(remove_symlinks_to, config_path, changes, n_changes);
+ } else
+ r = 0;
+
+ if (mode != UNIT_FILE_PRESET_DISABLE_ONLY) {
+ int q;
+
+ /* Returns number of symlinks that where supposed to be installed. */
+ q = install_context_apply(scope, plus, paths, config_path, root_dir, force, SEARCH_LOAD, changes, n_changes);
+ if (r >= 0) {
+ if (q < 0)
+ r = q;
+ else
+ r+= q;
+ }
+ }
+
+ return r;
+}
+
+static int preset_prepare_one(
+ UnitFileScope scope,
+ InstallContext *plus,
+ InstallContext *minus,
+ LookupPaths *paths,
+ const char *root_dir,
+ UnitFilePresetMode mode,
+ const char *name) {
+
+ UnitFileInstallInfo *i;
+ int r;
+
+ if (install_info_find(plus, name) ||
+ install_info_find(minus, name))
+ return 0;
+
+ r = unit_file_query_preset(scope, root_dir, name);
+ if (r < 0)
+ return r;
+
+ if (r > 0) {
+ r = install_info_discover(scope, plus, root_dir, paths, name, SEARCH_LOAD|SEARCH_FOLLOW_CONFIG_SYMLINKS, &i);
+ if (r < 0)
+ return r;
+
+ if (i->type == UNIT_FILE_TYPE_MASKED)
+ return -ESHUTDOWN;
+ } else
+ r = install_info_discover(scope, minus, root_dir, paths, name, SEARCH_FOLLOW_CONFIG_SYMLINKS, &i);
+
+ return r;
+}
+
int unit_file_preset(
UnitFileScope scope,
bool runtime,
@@ -1984,12 +2246,16 @@ int unit_file_preset(
_cleanup_lookup_paths_free_ LookupPaths paths = {};
_cleanup_free_ char *config_path = NULL;
char **i;
- int r, q;
+ int r;
assert(scope >= 0);
assert(scope < _UNIT_FILE_SCOPE_MAX);
assert(mode < _UNIT_FILE_PRESET_MAX);
+ r = verify_root_dir(scope, &root_dir);
+ if (r < 0)
+ return r;
+
r = lookup_paths_init_from_scope(&paths, scope, root_dir);
if (r < 0)
return r;
@@ -1999,44 +2265,15 @@ int unit_file_preset(
return r;
STRV_FOREACH(i, files) {
-
if (!unit_name_is_valid(*i, UNIT_NAME_ANY))
return -EINVAL;
- r = unit_file_query_preset(scope, root_dir, *i);
+ r = preset_prepare_one(scope, &plus, &minus, &paths, root_dir, mode, *i);
if (r < 0)
return r;
-
- if (r && mode != UNIT_FILE_PRESET_DISABLE_ONLY)
- r = install_info_add_auto(&plus, *i);
- else if (!r && mode != UNIT_FILE_PRESET_ENABLE_ONLY)
- r = install_info_add_auto(&minus, *i);
- else
- r = 0;
- if (r < 0)
- return r;
- }
-
- r = 0;
-
- if (mode != UNIT_FILE_PRESET_ENABLE_ONLY) {
- _cleanup_set_free_free_ Set *remove_symlinks_to = NULL;
-
- r = install_context_mark_for_removal(&minus, &paths, &remove_symlinks_to, config_path, root_dir);
-
- q = remove_marked_symlinks(remove_symlinks_to, config_path, changes, n_changes, files);
- if (r == 0)
- r = q;
}
- if (mode != UNIT_FILE_PRESET_DISABLE_ONLY) {
- /* Returns number of symlinks that where supposed to be installed. */
- q = install_context_apply(&plus, &paths, config_path, root_dir, force, changes, n_changes);
- if (r == 0)
- r = q;
- }
-
- return r;
+ return execute_preset(scope, &plus, &minus, &paths, config_path, root_dir, files, mode, force, changes, n_changes);
}
int unit_file_preset_all(
@@ -2052,12 +2289,16 @@ int unit_file_preset_all(
_cleanup_lookup_paths_free_ LookupPaths paths = {};
_cleanup_free_ char *config_path = NULL;
char **i;
- int r, q;
+ int r;
assert(scope >= 0);
assert(scope < _UNIT_FILE_SCOPE_MAX);
assert(mode < _UNIT_FILE_PRESET_MAX);
+ r = verify_root_dir(scope, &root_dir);
+ if (r < 0)
+ return r;
+
r = lookup_paths_init_from_scope(&paths, scope, root_dir);
if (r < 0)
return r;
@@ -2069,6 +2310,7 @@ int unit_file_preset_all(
STRV_FOREACH(i, paths.unit_path) {
_cleanup_closedir_ DIR *d = NULL;
_cleanup_free_ char *units_dir;
+ struct dirent *de;
units_dir = path_join(root_dir, *i, NULL);
if (!units_dir)
@@ -2082,62 +2324,23 @@ int unit_file_preset_all(
return -errno;
}
- for (;;) {
- struct dirent *de;
-
- errno = 0;
- de = readdir(d);
- if (!de && errno != 0)
- return -errno;
-
- if (!de)
- break;
-
- if (hidden_file(de->d_name))
- continue;
+ FOREACH_DIRENT(de, d, return -errno) {
if (!unit_name_is_valid(de->d_name, UNIT_NAME_ANY))
continue;
dirent_ensure_type(d, de);
- if (de->d_type != DT_REG)
+ if (!IN_SET(de->d_type, DT_LNK, DT_REG))
continue;
- r = unit_file_query_preset(scope, root_dir, de->d_name);
- if (r < 0)
- return r;
-
- if (r && mode != UNIT_FILE_PRESET_DISABLE_ONLY)
- r = install_info_add_auto(&plus, de->d_name);
- else if (!r && mode != UNIT_FILE_PRESET_ENABLE_ONLY)
- r = install_info_add_auto(&minus, de->d_name);
- else
- r = 0;
+ r = preset_prepare_one(scope, &plus, &minus, &paths, root_dir, mode, de->d_name);
if (r < 0)
return r;
}
}
- r = 0;
-
- if (mode != UNIT_FILE_PRESET_ENABLE_ONLY) {
- _cleanup_set_free_free_ Set *remove_symlinks_to = NULL;
-
- r = install_context_mark_for_removal(&minus, &paths, &remove_symlinks_to, config_path, root_dir);
-
- q = remove_marked_symlinks(remove_symlinks_to, config_path, changes, n_changes, NULL);
- if (r == 0)
- r = q;
- }
-
- if (mode != UNIT_FILE_PRESET_DISABLE_ONLY) {
- q = install_context_apply(&plus, &paths, config_path, root_dir, force, changes, n_changes);
- if (r == 0)
- r = q;
- }
-
- return r;
+ return execute_preset(scope, &plus, &minus, &paths, config_path, root_dir, NULL, mode, force, changes, n_changes);
}
static void unit_file_list_free_one(UnitFileList *f) {
@@ -2148,6 +2351,15 @@ static void unit_file_list_free_one(UnitFileList *f) {
free(f);
}
+Hashmap* unit_file_list_free(Hashmap *h) {
+ UnitFileList *i;
+
+ while ((i = hashmap_steal_first(h)))
+ unit_file_list_free_one(i);
+
+ return hashmap_free(h);
+}
+
DEFINE_TRIVIAL_CLEANUP_FUNC(UnitFileList*, unit_file_list_free_one);
int unit_file_get_list(
@@ -2163,14 +2375,9 @@ int unit_file_get_list(
assert(scope < _UNIT_FILE_SCOPE_MAX);
assert(h);
- if (root_dir && scope != UNIT_FILE_SYSTEM)
- return -EINVAL;
-
- if (root_dir) {
- r = access(root_dir, F_OK);
- if (r < 0)
- return -errno;
- }
+ r = verify_root_dir(scope, &root_dir);
+ if (r < 0)
+ return r;
r = lookup_paths_init_from_scope(&paths, scope, root_dir);
if (r < 0)
@@ -2179,6 +2386,7 @@ int unit_file_get_list(
STRV_FOREACH(i, paths.unit_path) {
_cleanup_closedir_ DIR *d = NULL;
_cleanup_free_ char *units_dir;
+ struct dirent *de;
units_dir = path_join(root_dir, *i, NULL);
if (!units_dir)
@@ -2192,22 +2400,8 @@ int unit_file_get_list(
return -errno;
}
- for (;;) {
+ FOREACH_DIRENT(de, d, return -errno) {
_cleanup_(unit_file_list_free_onep) UnitFileList *f = NULL;
- struct dirent *de;
- _cleanup_free_ char *path = NULL;
- bool also = false;
-
- errno = 0;
- de = readdir(d);
- if (!de && errno != 0)
- return -errno;
-
- if (!de)
- break;
-
- if (hidden_file(de->d_name))
- continue;
if (!unit_name_is_valid(de->d_name, UNIT_NAME_ANY))
continue;
@@ -2228,44 +2422,14 @@ int unit_file_get_list(
if (!f->path)
return -ENOMEM;
- r = null_or_empty_path(f->path);
- if (r < 0 && r != -ENOENT)
- return r;
- else if (r > 0) {
- f->state =
- path_startswith(*i, "/run") ?
- UNIT_FILE_MASKED_RUNTIME : UNIT_FILE_MASKED;
- goto found;
- }
-
- r = find_symlinks_in_scope(scope, root_dir, de->d_name, &f->state);
+ r = unit_file_lookup_state(scope, root_dir, &paths, basename(f->path), &f->state);
if (r < 0)
- return r;
- else if (r > 0) {
- f->state = UNIT_FILE_ENABLED;
- goto found;
- }
-
- path = path_make_absolute(de->d_name, *i);
- if (!path)
- return -ENOMEM;
+ f->state = UNIT_FILE_BAD;
- r = unit_file_can_install(&paths, root_dir, path, true, &also);
- if (r == -EINVAL || /* Invalid setting? */
- r == -EBADMSG || /* Invalid format? */
- r == -ENOENT /* Included file not found? */)
- f->state = UNIT_FILE_INVALID;
- else if (r < 0)
- return r;
- else if (r > 0)
- f->state = UNIT_FILE_DISABLED;
- else
- f->state = also ? UNIT_FILE_INDIRECT : UNIT_FILE_STATIC;
-
- found:
r = hashmap_put(h, basename(f->path), f);
if (r < 0)
return r;
+
f = NULL; /* prevent cleanup */
}
}
@@ -2283,7 +2447,7 @@ static const char* const unit_file_state_table[_UNIT_FILE_STATE_MAX] = {
[UNIT_FILE_STATIC] = "static",
[UNIT_FILE_DISABLED] = "disabled",
[UNIT_FILE_INDIRECT] = "indirect",
- [UNIT_FILE_INVALID] = "invalid",
+ [UNIT_FILE_BAD] = "bad",
};
DEFINE_STRING_TABLE_LOOKUP(unit_file_state, UnitFileState);
diff --git a/src/shared/install.h b/src/shared/install.h
index a9d77dd91b..45a417df92 100644
--- a/src/shared/install.h
+++ b/src/shared/install.h
@@ -25,13 +25,15 @@ typedef enum UnitFileScope UnitFileScope;
typedef enum UnitFileState UnitFileState;
typedef enum UnitFilePresetMode UnitFilePresetMode;
typedef enum UnitFileChangeType UnitFileChangeType;
+typedef enum UnitFileType UnitFileType;
typedef struct UnitFileChange UnitFileChange;
typedef struct UnitFileList UnitFileList;
typedef struct UnitFileInstallInfo UnitFileInstallInfo;
#include "hashmap.h"
-#include "unit-name.h"
#include "path-lookup.h"
+#include "strv.h"
+#include "unit-name.h"
enum UnitFileScope {
UNIT_FILE_SYSTEM,
@@ -51,7 +53,7 @@ enum UnitFileState {
UNIT_FILE_STATIC,
UNIT_FILE_DISABLED,
UNIT_FILE_INDIRECT,
- UNIT_FILE_INVALID,
+ UNIT_FILE_BAD,
_UNIT_FILE_STATE_MAX,
_UNIT_FILE_STATE_INVALID = -1
};
@@ -82,10 +84,17 @@ struct UnitFileList {
UnitFileState state;
};
+enum UnitFileType {
+ UNIT_FILE_TYPE_REGULAR,
+ UNIT_FILE_TYPE_SYMLINK,
+ UNIT_FILE_TYPE_MASKED,
+ _UNIT_FILE_TYPE_MAX,
+ _UNIT_FILE_TYPE_INVALID = -1,
+};
+
struct UnitFileInstallInfo {
char *name;
char *path;
- char *user;
char **aliases;
char **wanted_by;
@@ -93,8 +102,26 @@ struct UnitFileInstallInfo {
char **also;
char *default_instance;
+
+ UnitFileType type;
+
+ char *symlink_target;
};
+static inline bool UNIT_FILE_INSTALL_INFO_HAS_RULES(UnitFileInstallInfo *i) {
+ assert(i);
+
+ return !strv_isempty(i->aliases) ||
+ !strv_isempty(i->wanted_by) ||
+ !strv_isempty(i->required_by);
+}
+
+static inline bool UNIT_FILE_INSTALL_INFO_HAS_ALSO(UnitFileInstallInfo *i) {
+ assert(i);
+
+ return !strv_isempty(i->also);
+}
+
int unit_file_enable(UnitFileScope scope, bool runtime, const char *root_dir, char **files, bool force, UnitFileChange **changes, unsigned *n_changes);
int unit_file_disable(UnitFileScope scope, bool runtime, const char *root_dir, char **files, UnitFileChange **changes, unsigned *n_changes);
int unit_file_reenable(UnitFileScope scope, bool runtime, const char *root_dir, char **files, bool force, UnitFileChange **changes, unsigned *n_changes);
@@ -105,21 +132,14 @@ int unit_file_mask(UnitFileScope scope, bool runtime, const char *root_dir, char
int unit_file_unmask(UnitFileScope scope, bool runtime, const char *root_dir, char **files, UnitFileChange **changes, unsigned *n_changes);
int unit_file_set_default(UnitFileScope scope, const char *root_dir, const char *file, bool force, UnitFileChange **changes, unsigned *n_changes);
int unit_file_get_default(UnitFileScope scope, const char *root_dir, char **name);
-int unit_file_add_dependency(UnitFileScope scope, bool runtime, const char *root_dir, char **files, char *target, UnitDependency dep, bool force, UnitFileChange **changes, unsigned *n_changes);
-
-UnitFileState unit_file_lookup_state(
- UnitFileScope scope,
- const char *root_dir,
- const LookupPaths *paths,
- const char *name);
-UnitFileState unit_file_get_state(
- UnitFileScope scope,
- const char *root_dir,
- const char *filename);
+int unit_file_add_dependency(UnitFileScope scope, bool runtime, const char *root_dir, char **files, const char *target, UnitDependency dep, bool force, UnitFileChange **changes, unsigned *n_changes);
+
+int unit_file_lookup_state(UnitFileScope scope, const char *root_dir,const LookupPaths *paths, const char *name, UnitFileState *ret);
+int unit_file_get_state(UnitFileScope scope, const char *root_dir, const char *filename, UnitFileState *ret);
int unit_file_get_list(UnitFileScope scope, const char *root_dir, Hashmap *h);
+Hashmap* unit_file_list_free(Hashmap *h);
-void unit_file_list_free(Hashmap *h);
int unit_file_changes_add(UnitFileChange **changes, unsigned *n_changes, UnitFileChangeType type, const char *path, const char *source);
void unit_file_changes_free(UnitFileChange *changes, unsigned n_changes);
diff --git a/src/systemctl/systemctl.c b/src/systemctl/systemctl.c
index 764c293f08..51b82d57db 100644
--- a/src/systemctl/systemctl.c
+++ b/src/systemctl/systemctl.c
@@ -1335,7 +1335,7 @@ static void output_unit_file_list(const UnitFileList *units, unsigned c) {
UNIT_FILE_MASKED,
UNIT_FILE_MASKED_RUNTIME,
UNIT_FILE_DISABLED,
- UNIT_FILE_INVALID)) {
+ UNIT_FILE_BAD)) {
on = ansi_highlight_red();
off = ansi_normal();
} else if (u->state == UNIT_FILE_ENABLED) {
@@ -5433,10 +5433,10 @@ static int enable_unit(int argc, char *argv[], void *userdata) {
else
assert_not_reached("Unknown verb");
- if (r < 0) {
- log_error_errno(r, "Operation failed: %m");
- goto finish;
- }
+ if (r == -ESHUTDOWN)
+ return log_error_errno(r, "Unit file is masked.");
+ if (r < 0)
+ return log_error_errno(r, "Operation failed: %m");
if (!arg_quiet)
dump_unit_file_changes(changes, n_changes);
@@ -5553,7 +5553,7 @@ static int enable_unit(int argc, char *argv[], void *userdata) {
r = acquire_bus(BUS_MANAGER, &bus);
if (r < 0)
- return r;
+ goto finish;
new_args[0] = (char*) (streq(argv[0], "enable") ? "start" : "stop");
for (i = 0; i < n_changes; i++)
@@ -5599,7 +5599,8 @@ static int add_dependency(int argc, char *argv[], void *userdata) {
unsigned n_changes = 0;
r = unit_file_add_dependency(arg_scope, arg_runtime, arg_root, names, target, dep, arg_force, &changes, &n_changes);
-
+ if (r == -ESHUTDOWN)
+ return log_error_errno(r, "Unit file is masked.");
if (r < 0)
return log_error_errno(r, "Can't add dependency: %m");
@@ -5736,8 +5737,8 @@ static int unit_is_enabled(int argc, char *argv[], void *userdata) {
STRV_FOREACH(name, names) {
UnitFileState state;
- state = unit_file_get_state(arg_scope, arg_root, *name);
- if (state < 0)
+ r = unit_file_get_state(arg_scope, arg_root, *name, &state);
+ if (r < 0)
return log_error_errno(state, "Failed to get unit file state for %s: %m", *name);
if (IN_SET(state,
diff --git a/src/sysv-generator/sysv-generator.c b/src/sysv-generator/sysv-generator.c
index 042be97840..5075548507 100644
--- a/src/sysv-generator/sysv-generator.c
+++ b/src/sysv-generator/sysv-generator.c
@@ -742,6 +742,7 @@ static int fix_order(SysvStub *s, Hashmap *all_services) {
static int enumerate_sysv(const LookupPaths *lp, Hashmap *all_services) {
char **path;
+ int r;
assert(lp);
assert(all_services);
@@ -761,7 +762,6 @@ static int enumerate_sysv(const LookupPaths *lp, Hashmap *all_services) {
_cleanup_free_ char *fpath = NULL, *name = NULL;
_cleanup_(free_sysvstubp) SysvStub *service = NULL;
struct stat st;
- int r;
if (fstatat(dirfd(d), de->d_name, &st, 0) < 0) {
log_warning_errno(errno, "stat() failed on %s/%s, ignoring: %m", *path, de->d_name);
@@ -781,8 +781,12 @@ static int enumerate_sysv(const LookupPaths *lp, Hashmap *all_services) {
if (hashmap_contains(all_services, name))
continue;
- if (unit_file_lookup_state(UNIT_FILE_SYSTEM, NULL, lp, name) >= 0) {
- log_debug("Native unit for %s already exists, skipping", name);
+ r = unit_file_lookup_state(UNIT_FILE_SYSTEM, NULL, lp, name, NULL);
+ if (r < 0 && r != -ENOENT) {
+ log_debug_errno(r, "Failed to detect whether %s exists, skipping: %m", name);
+ continue;
+ } else if (r >= 0) {
+ log_debug("Native unit for %s already exists, skipping.", name);
continue;
}
diff --git a/src/test/test-install-root.c b/src/test/test-install-root.c
new file mode 100644
index 0000000000..08fde94f7f
--- /dev/null
+++ b/src/test/test-install-root.c
@@ -0,0 +1,665 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+ This file is part of systemd.
+
+ Copyright 2011 Lennart Poettering
+
+ systemd is free software; you can redistribute it and/or modify it
+ under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation; either version 2.1 of the License, or
+ (at your option) any later version.
+
+ systemd is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include "alloc-util.h"
+#include "fileio.h"
+#include "install.h"
+#include "mkdir.h"
+#include "rm-rf.h"
+#include "string-util.h"
+
+static void test_basic_mask_and_enable(const char *root) {
+ const char *p;
+ UnitFileState state;
+ UnitFileChange *changes = NULL;
+ unsigned n_changes = 0;
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "a.service", NULL) == -ENOENT);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "b.service", NULL) == -ENOENT);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "c.service", NULL) == -ENOENT);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "d.service", NULL) == -ENOENT);
+
+ p = strjoina(root, "/usr/lib/systemd/system/a.service");
+ assert_se(write_string_file(p,
+ "[Install]\n"
+ "WantedBy=multi-user.target\n", WRITE_STRING_FILE_CREATE) >= 0);
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "a.service", NULL) >= 0);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "a.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+
+ p = strjoina(root, "/usr/lib/systemd/system/b.service");
+ assert_se(symlink("a.service", p) >= 0);
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "b.service", NULL) >= 0);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "b.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+
+ p = strjoina(root, "/usr/lib/systemd/system/c.service");
+ assert_se(symlink("/usr/lib/systemd/system/a.service", p) >= 0);
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "c.service", NULL) >= 0);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "c.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+
+ p = strjoina(root, "/usr/lib/systemd/system/d.service");
+ assert_se(symlink("c.service", p) >= 0);
+
+ /* This one is interesting, as d follows a relative, then an absolute symlink */
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "d.service", NULL) >= 0);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "d.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+
+ assert_se(unit_file_mask(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("a.service"), false, &changes, &n_changes) >= 0);
+ assert_se(n_changes == 1);
+ assert_se(changes[0].type == UNIT_FILE_SYMLINK);
+ assert_se(streq(changes[0].source, "/dev/null"));
+ p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/a.service");
+ assert_se(streq(changes[0].path, p));
+
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "a.service", &state) >= 0 && state == UNIT_FILE_MASKED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "b.service", &state) >= 0 && state == UNIT_FILE_MASKED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "c.service", &state) >= 0 && state == UNIT_FILE_MASKED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "d.service", &state) >= 0 && state == UNIT_FILE_MASKED);
+
+ /* Enabling a masked unit should fail! */
+ assert_se(unit_file_enable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("a.service"), false, &changes, &n_changes) == -ESHUTDOWN);
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+
+ assert_se(unit_file_unmask(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("a.service"), &changes, &n_changes) >= 0);
+ assert_se(n_changes == 1);
+ assert_se(changes[0].type == UNIT_FILE_UNLINK);
+ p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/a.service");
+ assert_se(streq(changes[0].path, p));
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+
+ assert_se(unit_file_enable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("a.service"), false, &changes, &n_changes) == 1);
+ assert_se(n_changes == 1);
+ assert_se(changes[0].type == UNIT_FILE_SYMLINK);
+ assert_se(streq(changes[0].source, "/usr/lib/systemd/system/a.service"));
+ p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/multi-user.target.wants/a.service");
+ assert_se(streq(changes[0].path, p));
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "a.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "b.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "c.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "d.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+
+ /* Enabling it again should succeed but be a NOP */
+ assert_se(unit_file_enable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("a.service"), false, &changes, &n_changes) == 1);
+ assert_se(n_changes == 0);
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+
+ assert_se(unit_file_disable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("a.service"), &changes, &n_changes) >= 0);
+ assert_se(n_changes == 1);
+ assert_se(changes[0].type == UNIT_FILE_UNLINK);
+ p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/multi-user.target.wants/a.service");
+ assert_se(streq(changes[0].path, p));
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "a.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "b.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "c.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "d.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+
+ /* Disabling a disabled unit must suceed but be a NOP */
+ assert_se(unit_file_disable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("a.service"), &changes, &n_changes) >= 0);
+ assert_se(n_changes == 0);
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+
+ /* Let's enable this indirectly via a symlink */
+ assert_se(unit_file_enable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("d.service"), false, &changes, &n_changes) >= 0);
+ assert_se(n_changes == 1);
+ assert_se(changes[0].type == UNIT_FILE_SYMLINK);
+ assert_se(streq(changes[0].source, "/usr/lib/systemd/system/a.service"));
+ p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/multi-user.target.wants/a.service");
+ assert_se(streq(changes[0].path, p));
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "a.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "b.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "c.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "d.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+
+ /* Let's try to reenable */
+
+ assert_se(unit_file_reenable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("b.service"), false, &changes, &n_changes) >= 0);
+ assert_se(n_changes == 2);
+ assert_se(changes[0].type == UNIT_FILE_UNLINK);
+ p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/multi-user.target.wants/a.service");
+ assert_se(streq(changes[0].path, p));
+ assert_se(changes[1].type == UNIT_FILE_SYMLINK);
+ assert_se(streq(changes[1].source, "/usr/lib/systemd/system/a.service"));
+ assert_se(streq(changes[1].path, p));
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "a.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "b.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "c.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "d.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+}
+
+static void test_linked_units(const char *root) {
+ const char *p, *q;
+ UnitFileState state;
+ UnitFileChange *changes = NULL;
+ unsigned n_changes = 0, i;
+
+ /*
+ * We'll test three cases here:
+ *
+ * a) a unit file in /opt, that we use "systemctl link" and
+ * "systemctl enable" on to make it available to the system
+ *
+ * b) a unit file in /opt, that is statically linked into
+ * /usr/lib/systemd/system, that "enable" should work on
+ * correctly.
+ *
+ * c) a unit file in /opt, that is linked into
+ * /etc/systemd/system, and where "enable" should result in
+ * -ELOOP, since using information from /etc to generate
+ * information in /etc should not be allowed.
+ */
+
+ p = strjoina(root, "/opt/linked.service");
+ assert_se(write_string_file(p,
+ "[Install]\n"
+ "WantedBy=multi-user.target\n", WRITE_STRING_FILE_CREATE) >= 0);
+
+ p = strjoina(root, "/opt/linked2.service");
+ assert_se(write_string_file(p,
+ "[Install]\n"
+ "WantedBy=multi-user.target\n", WRITE_STRING_FILE_CREATE) >= 0);
+
+ p = strjoina(root, "/opt/linked3.service");
+ assert_se(write_string_file(p,
+ "[Install]\n"
+ "WantedBy=multi-user.target\n", WRITE_STRING_FILE_CREATE) >= 0);
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "linked.service", NULL) == -ENOENT);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "linked2.service", NULL) == -ENOENT);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "linked3.service", NULL) == -ENOENT);
+
+ p = strjoina(root, "/usr/lib/systemd/system/linked2.service");
+ assert_se(symlink("/opt/linked2.service", p) >= 0);
+
+ p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/linked3.service");
+ assert_se(symlink("/opt/linked3.service", p) >= 0);
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "linked.service", &state) == -ENOENT);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "linked2.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "linked3.service", &state) >= 0 && state == UNIT_FILE_LINKED);
+
+ /* First, let's link the unit into the search path */
+ assert_se(unit_file_link(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("/opt/linked.service"), false, &changes, &n_changes) >= 0);
+ assert_se(n_changes == 1);
+ assert_se(changes[0].type == UNIT_FILE_SYMLINK);
+ assert_se(streq(changes[0].source, "/opt/linked.service"));
+ p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/linked.service");
+ assert_se(streq(changes[0].path, p));
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "linked.service", &state) >= 0 && state == UNIT_FILE_LINKED);
+
+ /* Let's unlink it from the search path again */
+ assert_se(unit_file_disable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("linked.service"), &changes, &n_changes) >= 0);
+ assert_se(n_changes == 1);
+ assert_se(changes[0].type == UNIT_FILE_UNLINK);
+ p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/linked.service");
+ assert_se(streq(changes[0].path, p));
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "linked.service", NULL) == -ENOENT);
+
+ /* Now, let's not just link it, but also enable it */
+ assert_se(unit_file_enable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("/opt/linked.service"), false, &changes, &n_changes) >= 0);
+ assert_se(n_changes == 2);
+ p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/multi-user.target.wants/linked.service");
+ q = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/linked.service");
+ for (i = 0 ; i < n_changes; i++) {
+ assert_se(changes[i].type == UNIT_FILE_SYMLINK);
+ assert_se(streq(changes[i].source, "/opt/linked.service"));
+
+ if (p && streq(changes[i].path, p))
+ p = NULL;
+ else if (q && streq(changes[i].path, q))
+ q = NULL;
+ else
+ assert_not_reached("wut?");
+ }
+ assert(!p && !q);
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "linked.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+
+ /* And let's unlink it again */
+ assert_se(unit_file_disable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("linked.service"), &changes, &n_changes) >= 0);
+ assert_se(n_changes == 2);
+ p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/multi-user.target.wants/linked.service");
+ q = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/linked.service");
+ for (i = 0; i < n_changes; i++) {
+ assert_se(changes[i].type == UNIT_FILE_UNLINK);
+
+ if (p && streq(changes[i].path, p))
+ p = NULL;
+ else if (q && streq(changes[i].path, q))
+ q = NULL;
+ else
+ assert_not_reached("wut?");
+ }
+ assert(!p && !q);
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "linked.service", NULL) == -ENOENT);
+
+ assert_se(unit_file_enable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("linked2.service"), false, &changes, &n_changes) >= 0);
+ assert_se(n_changes == 2);
+ p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/multi-user.target.wants/linked2.service");
+ q = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/linked2.service");
+ for (i = 0 ; i < n_changes; i++) {
+ assert_se(changes[i].type == UNIT_FILE_SYMLINK);
+ assert_se(streq(changes[i].source, "/opt/linked2.service"));
+
+ if (p && streq(changes[i].path, p))
+ p = NULL;
+ else if (q && streq(changes[i].path, q))
+ q = NULL;
+ else
+ assert_not_reached("wut?");
+ }
+ assert(!p && !q);
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+
+ assert_se(unit_file_enable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("linked3.service"), false, &changes, &n_changes) == -ELOOP);
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+}
+
+static void test_default(const char *root) {
+ _cleanup_free_ char *def = NULL;
+ UnitFileChange *changes = NULL;
+ unsigned n_changes = 0;
+ const char *p;
+
+ p = strjoina(root, "/usr/lib/systemd/system/test-default-real.target");
+ assert_se(write_string_file(p, "# pretty much empty", WRITE_STRING_FILE_CREATE) >= 0);
+
+ p = strjoina(root, "/usr/lib/systemd/system/test-default.target");
+ assert_se(symlink("test-default-real.target", p) >= 0);
+
+ assert_se(unit_file_get_default(UNIT_FILE_SYSTEM, root, &def) == -ENOENT);
+
+ assert_se(unit_file_set_default(UNIT_FILE_SYSTEM, root, "idontexist.target", false, &changes, &n_changes) == -ENOENT);
+ assert_se(n_changes == 0);
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+
+ assert_se(unit_file_get_default(UNIT_FILE_SYSTEM, root, &def) == -ENOENT);
+
+ assert_se(unit_file_set_default(UNIT_FILE_SYSTEM, root, "test-default.target", false, &changes, &n_changes) >= 0);
+ assert_se(n_changes == 1);
+ assert_se(changes[0].type == UNIT_FILE_SYMLINK);
+ assert_se(streq(changes[0].source, "/usr/lib/systemd/system/test-default-real.target"));
+ p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/default.target");
+ assert_se(streq(changes[0].path, p));
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+
+ assert_se(unit_file_get_default(UNIT_FILE_SYSTEM, root, &def) >= 0);
+ assert_se(streq_ptr(def, "test-default-real.target"));
+}
+
+static void test_add_dependency(const char *root) {
+ UnitFileChange *changes = NULL;
+ unsigned n_changes = 0;
+ const char *p;
+
+ p = strjoina(root, "/usr/lib/systemd/system/real-add-dependency-test-target.target");
+ assert_se(write_string_file(p, "# pretty much empty", WRITE_STRING_FILE_CREATE) >= 0);
+
+ p = strjoina(root, "/usr/lib/systemd/system/add-dependency-test-target.target");
+ assert_se(symlink("real-add-dependency-test-target.target", p) >= 0);
+
+ p = strjoina(root, "/usr/lib/systemd/system/real-add-dependency-test-service.service");
+ assert_se(write_string_file(p, "# pretty much empty", WRITE_STRING_FILE_CREATE) >= 0);
+
+ p = strjoina(root, "/usr/lib/systemd/system/add-dependency-test-service.service");
+ assert_se(symlink("real-add-dependency-test-service.service", p) >= 0);
+
+ assert_se(unit_file_add_dependency(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("add-dependency-test-service.service"), "add-dependency-test-target.target", UNIT_WANTS, false, &changes, &n_changes) >= 0);
+ assert_se(n_changes == 1);
+ assert_se(changes[0].type == UNIT_FILE_SYMLINK);
+ assert_se(streq(changes[0].source, "/usr/lib/systemd/system/real-add-dependency-test-service.service"));
+ p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/real-add-dependency-test-target.target.wants/real-add-dependency-test-service.service");
+ assert_se(streq(changes[0].path, p));
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+}
+
+static void test_template_enable(const char *root) {
+ UnitFileChange *changes = NULL;
+ unsigned n_changes = 0;
+ UnitFileState state;
+ const char *p;
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template@.service", &state) == -ENOENT);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template@def.service", &state) == -ENOENT);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template@foo.service", &state) == -ENOENT);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@foo.service", &state) == -ENOENT);
+
+ p = strjoina(root, "/usr/lib/systemd/system/template@.service");
+ assert_se(write_string_file(p,
+ "[Install]\n"
+ "DefaultInstance=def\n"
+ "WantedBy=multi-user.target\n", WRITE_STRING_FILE_CREATE) >= 0);
+
+ p = strjoina(root, "/usr/lib/systemd/system/template-symlink@.service");
+ assert_se(symlink("template@.service", p) >= 0);
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template@.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template@def.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template@foo.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@def.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@foo.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+
+ assert_se(unit_file_enable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("template@.service"), false, &changes, &n_changes) >= 0);
+ assert_se(n_changes == 1);
+ assert_se(changes[0].type == UNIT_FILE_SYMLINK);
+ assert_se(streq(changes[0].source, "/usr/lib/systemd/system/template@.service"));
+ p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/multi-user.target.wants/template@def.service");
+ assert_se(streq(changes[0].path, p));
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template@.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template@def.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template@foo.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@def.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@foo.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+
+ assert_se(unit_file_disable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("template@.service"), &changes, &n_changes) >= 0);
+ assert_se(n_changes == 1);
+ assert_se(changes[0].type == UNIT_FILE_UNLINK);
+ assert_se(streq(changes[0].path, p));
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template@.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template@def.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template@foo.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@def.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@foo.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+
+ assert_se(unit_file_enable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("template@foo.service"), false, &changes, &n_changes) >= 0);
+ assert_se(changes[0].type == UNIT_FILE_SYMLINK);
+ assert_se(streq(changes[0].source, "/usr/lib/systemd/system/template@.service"));
+ p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/multi-user.target.wants/template@foo.service");
+ assert_se(streq(changes[0].path, p));
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template@.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template@def.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template@foo.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@foo.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@def.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@foo.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+
+ assert_se(unit_file_disable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("template@foo.service"), &changes, &n_changes) >= 0);
+ assert_se(n_changes == 1);
+ assert_se(changes[0].type == UNIT_FILE_UNLINK);
+ assert_se(streq(changes[0].path, p));
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template@.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template@def.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template@foo.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template@quux.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@def.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@foo.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@quux.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+
+ assert_se(unit_file_enable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("template-symlink@quux.service"), false, &changes, &n_changes) >= 0);
+ assert_se(changes[0].type == UNIT_FILE_SYMLINK);
+ assert_se(streq(changes[0].source, "/usr/lib/systemd/system/template@.service"));
+ p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/multi-user.target.wants/template@quux.service");
+ assert_se(streq(changes[0].path, p));
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template@.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template@def.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template@foo.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template@quux.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@def.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@foo.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "template-symlink@quux.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+}
+
+static void test_indirect(const char *root) {
+ UnitFileChange *changes = NULL;
+ unsigned n_changes = 0;
+ UnitFileState state;
+ const char *p;
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "indirecta.service", &state) == -ENOENT);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "indirectb.service", &state) == -ENOENT);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "indirectc.service", &state) == -ENOENT);
+
+ p = strjoina(root, "/usr/lib/systemd/system/indirecta.service");
+ assert_se(write_string_file(p,
+ "[Install]\n"
+ "Also=indirectb.service\n", WRITE_STRING_FILE_CREATE) >= 0);
+
+ p = strjoina(root, "/usr/lib/systemd/system/indirectb.service");
+ assert_se(write_string_file(p,
+ "[Install]\n"
+ "WantedBy=multi-user.target\n", WRITE_STRING_FILE_CREATE) >= 0);
+
+ p = strjoina(root, "/usr/lib/systemd/system/indirectc.service");
+ assert_se(symlink("indirecta.service", p) >= 0);
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "indirecta.service", &state) >= 0 && state == UNIT_FILE_INDIRECT);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "indirectb.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "indirectc.service", &state) >= 0 && state == UNIT_FILE_INDIRECT);
+
+ assert_se(unit_file_enable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("indirectc.service"), false, &changes, &n_changes) >= 0);
+ assert_se(n_changes == 1);
+ assert_se(changes[0].type == UNIT_FILE_SYMLINK);
+ assert_se(streq(changes[0].source, "/usr/lib/systemd/system/indirectb.service"));
+ p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/multi-user.target.wants/indirectb.service");
+ assert_se(streq(changes[0].path, p));
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "indirecta.service", &state) >= 0 && state == UNIT_FILE_INDIRECT);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "indirectb.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "indirectc.service", &state) >= 0 && state == UNIT_FILE_INDIRECT);
+
+ assert_se(unit_file_disable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("indirectc.service"), &changes, &n_changes) >= 0);
+ assert_se(n_changes == 1);
+ assert_se(changes[0].type == UNIT_FILE_UNLINK);
+ p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/multi-user.target.wants/indirectb.service");
+ assert_se(streq(changes[0].path, p));
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+}
+
+static void test_preset_and_list(const char *root) {
+ UnitFileChange *changes = NULL;
+ unsigned n_changes = 0, i;
+ const char *p, *q;
+ UnitFileState state;
+ bool got_yes = false, got_no = false;
+ Iterator j;
+ UnitFileList *fl;
+ Hashmap *h;
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "preset-yes.service", &state) == -ENOENT);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "preset-no.service", &state) == -ENOENT);
+
+ p = strjoina(root, "/usr/lib/systemd/system/preset-yes.service");
+ assert_se(write_string_file(p,
+ "[Install]\n"
+ "WantedBy=multi-user.target\n", WRITE_STRING_FILE_CREATE) >= 0);
+
+ p = strjoina(root, "/usr/lib/systemd/system/preset-no.service");
+ assert_se(write_string_file(p,
+ "[Install]\n"
+ "WantedBy=multi-user.target\n", WRITE_STRING_FILE_CREATE) >= 0);
+
+ p = strjoina(root, "/usr/lib/systemd/system-preset/test.preset");
+ assert_se(write_string_file(p,
+ "enable *-yes.*\n"
+ "disable *\n", WRITE_STRING_FILE_CREATE) >= 0);
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "preset-yes.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "preset-no.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+
+ assert_se(unit_file_preset(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("preset-yes.service"), UNIT_FILE_PRESET_FULL, false, &changes, &n_changes) >= 0);
+ assert_se(n_changes == 1);
+ assert_se(changes[0].type == UNIT_FILE_SYMLINK);
+ assert_se(streq(changes[0].source, "/usr/lib/systemd/system/preset-yes.service"));
+ p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/multi-user.target.wants/preset-yes.service");
+ assert_se(streq(changes[0].path, p));
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "preset-yes.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "preset-no.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+
+ assert_se(unit_file_disable(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("preset-yes.service"), &changes, &n_changes) >= 0);
+ assert_se(n_changes == 1);
+ assert_se(changes[0].type == UNIT_FILE_UNLINK);
+ p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/multi-user.target.wants/preset-yes.service");
+ assert_se(streq(changes[0].path, p));
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "preset-yes.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "preset-no.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+
+ assert_se(unit_file_preset(UNIT_FILE_SYSTEM, false, root, STRV_MAKE("preset-no.service"), UNIT_FILE_PRESET_FULL, false, &changes, &n_changes) >= 0);
+ assert_se(n_changes == 0);
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "preset-yes.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "preset-no.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+
+ assert_se(unit_file_preset_all(UNIT_FILE_SYSTEM, false, root, UNIT_FILE_PRESET_FULL, false, &changes, &n_changes) >= 0);
+
+ assert_se(n_changes > 0);
+
+ p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/multi-user.target.wants/preset-yes.service");
+
+ for (i = 0; i < n_changes; i++) {
+
+ if (changes[i].type == UNIT_FILE_SYMLINK) {
+ assert_se(streq(changes[i].source, "/usr/lib/systemd/system/preset-yes.service"));
+ assert_se(streq(changes[i].path, p));
+ } else
+ assert_se(changes[i].type == UNIT_FILE_UNLINK);
+ }
+
+ unit_file_changes_free(changes, n_changes);
+ changes = NULL; n_changes = 0;
+
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "preset-yes.service", &state) >= 0 && state == UNIT_FILE_ENABLED);
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, "preset-no.service", &state) >= 0 && state == UNIT_FILE_DISABLED);
+
+ assert_se(h = hashmap_new(&string_hash_ops));
+ assert_se(unit_file_get_list(UNIT_FILE_SYSTEM, root, h) >= 0);
+
+ p = strjoina(root, "/usr/lib/systemd/system/preset-yes.service");
+ q = strjoina(root, "/usr/lib/systemd/system/preset-no.service");
+
+ HASHMAP_FOREACH(fl, h, j) {
+ assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, root, basename(fl->path), &state) >= 0);
+ assert_se(fl->state == state);
+
+ if (streq(fl->path, p)) {
+ got_yes = true;
+ assert_se(fl->state == UNIT_FILE_ENABLED);
+ } else if (streq(fl->path, q)) {
+ got_no = true;
+ assert_se(fl->state == UNIT_FILE_DISABLED);
+ } else
+ assert_se(IN_SET(fl->state, UNIT_FILE_DISABLED, UNIT_FILE_STATIC, UNIT_FILE_INDIRECT));
+ }
+
+ unit_file_list_free(h);
+
+ assert_se(got_yes && got_no);
+}
+
+int main(int argc, char *argv[]) {
+ char root[] = "/tmp/rootXXXXXX";
+ const char *p;
+
+ assert_se(mkdtemp(root));
+
+ p = strjoina(root, "/usr/lib/systemd/system/");
+ assert_se(mkdir_p(p, 0755) >= 0);
+
+ p = strjoina(root, SYSTEM_CONFIG_UNIT_PATH"/");
+ assert_se(mkdir_p(p, 0755) >= 0);
+
+ p = strjoina(root, "/run/systemd/system/");
+ assert_se(mkdir_p(p, 0755) >= 0);
+
+ p = strjoina(root, "/opt/");
+ assert_se(mkdir_p(p, 0755) >= 0);
+
+ p = strjoina(root, "/usr/lib/systemd/system-preset/");
+ assert_se(mkdir_p(p, 0755) >= 0);
+
+ test_basic_mask_and_enable(root);
+ test_linked_units(root);
+ test_default(root);
+ test_add_dependency(root);
+ test_template_enable(root);
+ test_indirect(root);
+ test_preset_and_list(root);
+
+ assert_se(rm_rf(root, REMOVE_ROOT|REMOVE_PHYSICAL) >= 0);
+
+ return 0;
+}
diff --git a/src/test/test-install.c b/src/test/test-install.c
index 5ee52e64cb..359b262347 100644
--- a/src/test/test-install.c
+++ b/src/test/test-install.c
@@ -46,17 +46,19 @@ int main(int argc, char* argv[]) {
const char *const files2[] = { "/home/lennart/test.service", NULL };
UnitFileChange *changes = NULL;
unsigned n_changes = 0;
+ UnitFileState state = 0;
h = hashmap_new(&string_hash_ops);
r = unit_file_get_list(UNIT_FILE_SYSTEM, NULL, h);
assert_se(r == 0);
HASHMAP_FOREACH(p, h, i) {
- UnitFileState s;
+ UnitFileState s = _UNIT_FILE_STATE_INVALID;
- s = unit_file_get_state(UNIT_FILE_SYSTEM, NULL, basename(p->path));
+ r = unit_file_get_state(UNIT_FILE_SYSTEM, NULL, basename(p->path), &s);
- assert_se(p->state == s);
+ assert_se((r < 0 && p->state == UNIT_FILE_BAD) ||
+ (p->state == s));
fprintf(stderr, "%s (%s)\n",
p->path,
@@ -78,7 +80,9 @@ int main(int argc, char* argv[]) {
dump_changes(changes, n_changes);
unit_file_changes_free(changes, n_changes);
- assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, NULL, files[0]) == UNIT_FILE_ENABLED);
+ r = unit_file_get_state(UNIT_FILE_SYSTEM, NULL, files[0], &state);
+ assert_se(r >= 0);
+ assert_se(state == UNIT_FILE_ENABLED);
log_error("disable");
@@ -91,7 +95,9 @@ int main(int argc, char* argv[]) {
dump_changes(changes, n_changes);
unit_file_changes_free(changes, n_changes);
- assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, NULL, files[0]) == UNIT_FILE_DISABLED);
+ r = unit_file_get_state(UNIT_FILE_SYSTEM, NULL, files[0], &state);
+ assert_se(r >= 0);
+ assert_se(state == UNIT_FILE_DISABLED);
log_error("mask");
changes = NULL;
@@ -106,7 +112,9 @@ int main(int argc, char* argv[]) {
dump_changes(changes, n_changes);
unit_file_changes_free(changes, n_changes);
- assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, NULL, files[0]) == UNIT_FILE_MASKED);
+ r = unit_file_get_state(UNIT_FILE_SYSTEM, NULL, files[0], &state);
+ assert_se(r >= 0);
+ assert_se(state == UNIT_FILE_MASKED);
log_error("unmask");
changes = NULL;
@@ -121,7 +129,9 @@ int main(int argc, char* argv[]) {
dump_changes(changes, n_changes);
unit_file_changes_free(changes, n_changes);
- assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, NULL, files[0]) == UNIT_FILE_DISABLED);
+ r = unit_file_get_state(UNIT_FILE_SYSTEM, NULL, files[0], &state);
+ assert_se(r >= 0);
+ assert_se(state == UNIT_FILE_DISABLED);
log_error("mask");
changes = NULL;
@@ -133,7 +143,9 @@ int main(int argc, char* argv[]) {
dump_changes(changes, n_changes);
unit_file_changes_free(changes, n_changes);
- assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, NULL, files[0]) == UNIT_FILE_MASKED);
+ r = unit_file_get_state(UNIT_FILE_SYSTEM, NULL, files[0], &state);
+ assert_se(r >= 0);
+ assert_se(state == UNIT_FILE_MASKED);
log_error("disable");
changes = NULL;
@@ -148,7 +160,9 @@ int main(int argc, char* argv[]) {
dump_changes(changes, n_changes);
unit_file_changes_free(changes, n_changes);
- assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, NULL, files[0]) == UNIT_FILE_MASKED);
+ r = unit_file_get_state(UNIT_FILE_SYSTEM, NULL, files[0], &state);
+ assert_se(r >= 0);
+ assert_se(state == UNIT_FILE_MASKED);
log_error("umask");
changes = NULL;
@@ -160,7 +174,9 @@ int main(int argc, char* argv[]) {
dump_changes(changes, n_changes);
unit_file_changes_free(changes, n_changes);
- assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, NULL, files[0]) == UNIT_FILE_DISABLED);
+ r = unit_file_get_state(UNIT_FILE_SYSTEM, NULL, files[0], &state);
+ assert_se(r >= 0);
+ assert_se(state == UNIT_FILE_DISABLED);
log_error("enable files2");
changes = NULL;
@@ -172,19 +188,22 @@ int main(int argc, char* argv[]) {
dump_changes(changes, n_changes);
unit_file_changes_free(changes, n_changes);
- assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, NULL, basename(files2[0])) == UNIT_FILE_ENABLED);
+ r = unit_file_get_state(UNIT_FILE_SYSTEM, NULL, basename(files2[0]), &state);
+ assert_se(r >= 0);
+ assert_se(state == UNIT_FILE_ENABLED);
log_error("disable files2");
changes = NULL;
n_changes = 0;
- r = unit_file_disable(UNIT_FILE_SYSTEM, false, NULL, (char**) files2, &changes, &n_changes);
+ r = unit_file_disable(UNIT_FILE_SYSTEM, false, NULL, STRV_MAKE(basename(files2[0])), &changes, &n_changes);
assert_se(r >= 0);
dump_changes(changes, n_changes);
unit_file_changes_free(changes, n_changes);
- assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, NULL, basename(files2[0])) == _UNIT_FILE_STATE_INVALID);
+ r = unit_file_get_state(UNIT_FILE_SYSTEM, NULL, basename(files2[0]), &state);
+ assert_se(r < 0);
log_error("link files2");
changes = NULL;
@@ -196,19 +215,22 @@ int main(int argc, char* argv[]) {
dump_changes(changes, n_changes);
unit_file_changes_free(changes, n_changes);
- assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, NULL, basename(files2[0])) == UNIT_FILE_LINKED);
+ r = unit_file_get_state(UNIT_FILE_SYSTEM, NULL, basename(files2[0]), &state);
+ assert_se(r >= 0);
+ assert_se(state == UNIT_FILE_LINKED);
log_error("disable files2");
changes = NULL;
n_changes = 0;
- r = unit_file_disable(UNIT_FILE_SYSTEM, false, NULL, (char**) files2, &changes, &n_changes);
+ r = unit_file_disable(UNIT_FILE_SYSTEM, false, NULL, STRV_MAKE(basename(files2[0])), &changes, &n_changes);
assert_se(r >= 0);
dump_changes(changes, n_changes);
unit_file_changes_free(changes, n_changes);
- assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, NULL, basename(files2[0])) == _UNIT_FILE_STATE_INVALID);
+ r = unit_file_get_state(UNIT_FILE_SYSTEM, NULL, basename(files2[0]), &state);
+ assert_se(r < 0);
log_error("link files2");
changes = NULL;
@@ -220,7 +242,9 @@ int main(int argc, char* argv[]) {
dump_changes(changes, n_changes);
unit_file_changes_free(changes, n_changes);
- assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, NULL, basename(files2[0])) == UNIT_FILE_LINKED);
+ r = unit_file_get_state(UNIT_FILE_SYSTEM, NULL, basename(files2[0]), &state);
+ assert_se(r >= 0);
+ assert_se(state == UNIT_FILE_LINKED);
log_error("reenable files2");
changes = NULL;
@@ -232,19 +256,22 @@ int main(int argc, char* argv[]) {
dump_changes(changes, n_changes);
unit_file_changes_free(changes, n_changes);
- assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, NULL, basename(files2[0])) == UNIT_FILE_ENABLED);
+ r = unit_file_get_state(UNIT_FILE_SYSTEM, NULL, basename(files2[0]), &state);
+ assert_se(r >= 0);
+ assert_se(state == UNIT_FILE_ENABLED);
log_error("disable files2");
changes = NULL;
n_changes = 0;
- r = unit_file_disable(UNIT_FILE_SYSTEM, false, NULL, (char**) files2, &changes, &n_changes);
+ r = unit_file_disable(UNIT_FILE_SYSTEM, false, NULL, STRV_MAKE(basename(files2[0])), &changes, &n_changes);
assert_se(r >= 0);
dump_changes(changes, n_changes);
unit_file_changes_free(changes, n_changes);
- assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, NULL, basename(files2[0])) == _UNIT_FILE_STATE_INVALID);
+ r = unit_file_get_state(UNIT_FILE_SYSTEM, NULL, basename(files2[0]), &state);
+ assert_se(r < 0);
log_error("preset files");
changes = NULL;
n_changes = 0;
@@ -255,7 +282,9 @@ int main(int argc, char* argv[]) {
dump_changes(changes, n_changes);
unit_file_changes_free(changes, n_changes);
- assert_se(unit_file_get_state(UNIT_FILE_SYSTEM, NULL, basename(files[0])) == UNIT_FILE_ENABLED);
+ r = unit_file_get_state(UNIT_FILE_SYSTEM, NULL, basename(files[0]), &state);
+ assert_se(r >= 0);
+ assert_se(state == UNIT_FILE_ENABLED);
return 0;
}
diff --git a/src/test/test-unit-file.c b/src/test/test-unit-file.c
index a8e5b6feee..c3973a316e 100644
--- a/src/test/test-unit-file.c
+++ b/src/test/test-unit-file.c
@@ -40,6 +40,7 @@
#include "string-util.h"
#include "strv.h"
#include "test-helper.h"
+#include "user-util.h"
#include "util.h"
static int test_unit_file_get_set(void) {
@@ -558,76 +559,66 @@ static void test_load_env_file_5(void) {
static void test_install_printf(void) {
char name[] = "name.service",
- path[] = "/run/systemd/system/name.service",
- user[] = "xxxx-no-such-user";
- UnitFileInstallInfo i = {name, path, user};
- UnitFileInstallInfo i2 = {name, path, NULL};
+ path[] = "/run/systemd/system/name.service";
+ UnitFileInstallInfo i = { .name = name, .path = path, };
+ UnitFileInstallInfo i2 = { .name= name, .path = path, };
char name3[] = "name@inst.service",
path3[] = "/run/systemd/system/name.service";
- UnitFileInstallInfo i3 = {name3, path3, user};
- UnitFileInstallInfo i4 = {name3, path3, NULL};
+ UnitFileInstallInfo i3 = { .name = name3, .path = path3, };
+ UnitFileInstallInfo i4 = { .name = name3, .path = path3, };
- _cleanup_free_ char *mid, *bid, *host;
+ _cleanup_free_ char *mid = NULL, *bid = NULL, *host = NULL, *uid = NULL, *user = NULL;
assert_se(specifier_machine_id('m', NULL, NULL, &mid) >= 0 && mid);
assert_se(specifier_boot_id('b', NULL, NULL, &bid) >= 0 && bid);
assert_se((host = gethostname_malloc()));
+ assert_se((user = getusername_malloc()));
+ assert_se(asprintf(&uid, UID_FMT, getuid()) >= 0);
#define expect(src, pattern, result) \
do { \
_cleanup_free_ char *t = NULL; \
_cleanup_free_ char \
*d1 = strdup(i.name), \
- *d2 = strdup(i.path), \
- *d3 = strdup(i.user); \
+ *d2 = strdup(i.path); \
assert_se(install_full_printf(&src, pattern, &t) >= 0 || !result); \
memzero(i.name, strlen(i.name)); \
memzero(i.path, strlen(i.path)); \
- memzero(i.user, strlen(i.user)); \
- assert_se(d1 && d2 && d3); \
+ assert_se(d1 && d2); \
if (result) { \
printf("%s\n", t); \
- assert_se(streq(t, result)); \
- } else assert_se(t == NULL); \
+ assert_se(streq(t, result)); \
+ } else assert_se(t == NULL); \
strcpy(i.name, d1); \
strcpy(i.path, d2); \
- strcpy(i.user, d3); \
} while(false)
- assert_se(setenv("USER", "root", 1) == 0);
-
expect(i, "%n", "name.service");
expect(i, "%N", "name");
expect(i, "%p", "name");
expect(i, "%i", "");
- expect(i, "%u", "xxxx-no-such-user");
-
- DISABLE_WARNING_NONNULL;
- expect(i, "%U", NULL);
- REENABLE_WARNING;
+ expect(i, "%u", user);
+ expect(i, "%U", uid);
expect(i, "%m", mid);
expect(i, "%b", bid);
expect(i, "%H", host);
- expect(i2, "%u", "root");
- expect(i2, "%U", "0");
+ expect(i2, "%u", user);
+ expect(i2, "%U", uid);
expect(i3, "%n", "name@inst.service");
expect(i3, "%N", "name@inst");
expect(i3, "%p", "name");
- expect(i3, "%u", "xxxx-no-such-user");
-
- DISABLE_WARNING_NONNULL;
- expect(i3, "%U", NULL);
- REENABLE_WARNING;
+ expect(i3, "%u", user);
+ expect(i3, "%U", uid);
expect(i3, "%m", mid);
expect(i3, "%b", bid);
expect(i3, "%H", host);
- expect(i4, "%u", "root");
- expect(i4, "%U", "0");
+ expect(i4, "%u", user);
+ expect(i4, "%U", uid);
}
static uint64_t make_cap(int cap) {
diff --git a/src/test/test-unit-name.c b/src/test/test-unit-name.c
index 9db7853dd4..842ca40102 100644
--- a/src/test/test-unit-name.c
+++ b/src/test/test-unit-name.c
@@ -37,6 +37,7 @@
#include "unit-name.h"
#include "unit-printf.h"
#include "unit.h"
+#include "user-util.h"
#include "util.h"
static void test_unit_name_is_valid(void) {
@@ -193,15 +194,15 @@ static int test_unit_printf(void) {
Unit *u, *u2;
int r;
- _cleanup_free_ char *mid, *bid, *host, *root_uid;
- struct passwd *root;
+ _cleanup_free_ char *mid = NULL, *bid = NULL, *host = NULL, *uid = NULL, *user = NULL, *shell = NULL, *home = NULL;
assert_se(specifier_machine_id('m', NULL, NULL, &mid) >= 0 && mid);
assert_se(specifier_boot_id('b', NULL, NULL, &bid) >= 0 && bid);
- assert_se((host = gethostname_malloc()));
-
- assert_se((root = getpwnam("root")));
- assert_se(asprintf(&root_uid, "%d", (int) root->pw_uid) > 0);
+ assert_se(host = gethostname_malloc());
+ assert_se(user = getusername_malloc());
+ assert_se(asprintf(&uid, UID_FMT, getuid()));
+ assert_se(get_home_dir(&home) >= 0);
+ assert_se(get_shell(&shell) >= 0);
r = manager_new(MANAGER_USER, true, &m);
if (r == -EPERM || r == -EACCES || r == -EADDRINUSE) {
@@ -222,8 +223,6 @@ static int test_unit_printf(void) {
assert_se(streq(t, expected)); \
}
- assert_se(setenv("USER", "root", 1) == 0);
- assert_se(setenv("HOME", "/root", 1) == 0);
assert_se(setenv("XDG_RUNTIME_DIR", "/run/user/1/", 1) == 0);
assert_se(u = unit_new(m, sizeof(Service)));
@@ -242,9 +241,9 @@ static int test_unit_printf(void) {
expect(u, "%p", "blah");
expect(u, "%P", "blah");
expect(u, "%i", "");
- expect(u, "%u", root->pw_name);
- expect(u, "%U", root_uid);
- expect(u, "%h", root->pw_dir);
+ expect(u, "%u", user);
+ expect(u, "%U", uid);
+ expect(u, "%h", home);
expect(u, "%m", mid);
expect(u, "%b", bid);
expect(u, "%H", host);
@@ -262,9 +261,9 @@ static int test_unit_printf(void) {
expect(u2, "%P", "blah");
expect(u2, "%i", "foo-foo");
expect(u2, "%I", "foo/foo");
- expect(u2, "%u", root->pw_name);
- expect(u2, "%U", root_uid);
- expect(u2, "%h", root->pw_dir);
+ expect(u2, "%u", user);
+ expect(u2, "%U", uid);
+ expect(u2, "%h", home);
expect(u2, "%m", mid);
expect(u2, "%b", bid);
expect(u2, "%H", host);