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-rw-r--r--src/machine/machine-dbus.c7
-rw-r--r--src/machine/machinectl.c2
-rw-r--r--src/run/run.c100
-rw-r--r--src/shared/util.c24
-rw-r--r--src/shared/util.h2
5 files changed, 103 insertions, 32 deletions
diff --git a/src/machine/machine-dbus.c b/src/machine/machine-dbus.c
index 7cabe0f2ff..76c5dcf735 100644
--- a/src/machine/machine-dbus.c
+++ b/src/machine/machine-dbus.c
@@ -404,6 +404,7 @@ int bus_machine_method_open_pty(sd_bus *bus, sd_bus_message *message, void *user
.msg_controllen = sizeof(control),
};
Machine *m = userdata;
+ _cleanup_free_ char *pty_name = NULL;
struct cmsghdr *cmsg;
siginfo_t si;
pid_t child;
@@ -479,11 +480,15 @@ int bus_machine_method_open_pty(sd_bus *bus, sd_bus_message *message, void *user
if (master < 0)
return -EIO;
+ r = ptsname_malloc(master, &pty_name);
+ if (r < 0)
+ return r;
+
r = sd_bus_message_new_method_return(message, &reply);
if (r < 0)
return r;
- r = sd_bus_message_append(reply, "hs", master, ptsname(master));
+ r = sd_bus_message_append(reply, "hs", master, pty_name);
if (r < 0)
return r;
diff --git a/src/machine/machinectl.c b/src/machine/machinectl.c
index ccee16f2a8..b9e8381e6c 100644
--- a/src/machine/machinectl.c
+++ b/src/machine/machinectl.c
@@ -1053,7 +1053,7 @@ static int login_machine(int argc, char *argv[], void *userdata) {
r = sd_bus_message_read(reply, "hs", &master, &pty);
if (r < 0)
- return r;
+ return bus_log_parse_error(r);
p = startswith(pty, "/dev/pts/");
if (!p) {
diff --git a/src/run/run.c b/src/run/run.c
index 242bed0a43..05bfc61beb 100644
--- a/src/run/run.c
+++ b/src/run/run.c
@@ -657,26 +657,63 @@ static int transient_timer_set_properties(sd_bus_message *m) {
static int start_transient_service(
sd_bus *bus,
- char **argv,
- sd_bus_error *error) {
+ char **argv) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_bus_message_unref_ sd_bus_message *m = NULL;
- _cleanup_free_ char *service = NULL;
+ _cleanup_free_ char *service = NULL, *pty_path = NULL;
_cleanup_close_ int master = -1;
- const char *pty_path = NULL;
int r;
assert(bus);
assert(argv);
if (arg_pty) {
- master = posix_openpt(O_RDWR|O_NOCTTY|O_CLOEXEC|O_NDELAY);
- if (master < 0)
- return log_error_errno(errno, "Failed to acquire pseudo tty: %m");
- pty_path = ptsname(master);
- if (!pty_path)
- return log_error_errno(errno, "Failed to determine tty name: %m");
+ if (arg_transport == BUS_TRANSPORT_LOCAL) {
+ master = posix_openpt(O_RDWR|O_NOCTTY|O_CLOEXEC|O_NDELAY);
+ if (master < 0)
+ return log_error_errno(errno, "Failed to acquire pseudo tty: %m");
+
+ r = ptsname_malloc(master, &pty_path);
+ if (r < 0)
+ return log_error_errno(r, "Failed to determine tty name: %m");
+
+ } else if (arg_transport == BUS_TRANSPORT_CONTAINER) {
+ _cleanup_bus_unref_ sd_bus *system_bus = NULL;
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ const char *s;
+
+ r = sd_bus_open_system(&system_bus);
+ if (r < 0)
+ log_error_errno(r, "Failed to connect to system bus: %m");
+
+ r = sd_bus_call_method(system_bus,
+ "org.freedesktop.machine1",
+ "/org/freedesktop/machine1",
+ "org.freedesktop.machine1.Manager",
+ "OpenMachinePTY",
+ &error,
+ &reply,
+ "s", arg_host);
+ if (r < 0) {
+ log_error("Failed to get machine PTY: %s", bus_error_message(&error, -r));
+ return r;
+ }
+
+ r = sd_bus_message_read(reply, "hs", &master, &s);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ master = fcntl(master, F_DUPFD_CLOEXEC, 3);
+ if (master < 0)
+ return log_error_errno(errno, "Failed to duplicate master fd: %m");
+
+ pty_path = strdup(s);
+ if (!pty_path)
+ return log_oom();
+ } else
+ assert_not_reached("Can't allocate tty via ssh");
if (unlockpt(master) < 0)
return log_error_errno(errno, "Failed to unlock tty: %m");
@@ -722,9 +759,11 @@ static int start_transient_service(
if (r < 0)
return bus_log_create_error(r);
- r = sd_bus_call(bus, m, 0, error, NULL);
- if (r < 0)
- return bus_log_create_error(r);
+ r = sd_bus_call(bus, m, 0, &error, NULL);
+ if (r < 0) {
+ log_error("Failed to start transient service unit: %s", bus_error_message(&error, -r));
+ return r;
+ }
if (master >= 0) {
_cleanup_(pty_forward_freep) PTYForward *forward = NULL;
@@ -769,9 +808,9 @@ static int start_transient_service(
static int start_transient_scope(
sd_bus *bus,
- char **argv,
- sd_bus_error *error) {
+ char **argv) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_strv_free_ char **env = NULL, **user_env = NULL;
_cleanup_bus_message_unref_ sd_bus_message *m = NULL;
_cleanup_free_ char *scope = NULL;
@@ -815,15 +854,16 @@ static int start_transient_scope(
if (r < 0)
return bus_log_create_error(r);
- /* aux */
+ /* Auxiliary units */
r = sd_bus_message_append(m, "a(sa(sv))", 0);
if (r < 0)
return bus_log_create_error(r);
- /* send dbus */
- r = sd_bus_call(bus, m, 0, error, NULL);
- if (r < 0)
- return bus_log_create_error(r);
+ r = sd_bus_call(bus, m, 0, &error, NULL);
+ if (r < 0) {
+ log_error("Failed to start transient scope unit: %s", bus_error_message(&error, -r));
+ return r;
+ }
if (arg_nice_set) {
if (setpriority(PRIO_PROCESS, 0, arg_nice) < 0)
@@ -889,9 +929,9 @@ static int start_transient_scope(
static int start_transient_timer(
sd_bus *bus,
- char **argv,
- sd_bus_error *error) {
+ char **argv) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_bus_message_unref_ sd_bus_message *m = NULL;
_cleanup_free_ char *timer = NULL, *service = NULL;
int r;
@@ -999,10 +1039,11 @@ static int start_transient_timer(
if (r < 0)
return bus_log_create_error(r);
- /* send dbus */
- r = sd_bus_call(bus, m, 0, error, NULL);
- if (r < 0)
- return bus_log_create_error(r);
+ r = sd_bus_call(bus, m, 0, &error, NULL);
+ if (r < 0) {
+ log_error("Failed to start transient timer unit: %s", bus_error_message(&error, -r));
+ return r;
+ }
log_info("Running as unit %s.", timer);
if (argv[0])
@@ -1012,7 +1053,6 @@ static int start_transient_timer(
}
int main(int argc, char* argv[]) {
- _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_bus_close_unref_ sd_bus *bus = NULL;
_cleanup_free_ char *description = NULL, *command = NULL;
int r;
@@ -1062,11 +1102,11 @@ int main(int argc, char* argv[]) {
}
if (arg_scope)
- r = start_transient_scope(bus, argv + optind, &error);
+ r = start_transient_scope(bus, argv + optind);
else if (with_timer())
- r = start_transient_timer(bus, argv + optind, &error);
+ r = start_transient_timer(bus, argv + optind);
else
- r = start_transient_service(bus, argv + optind, &error);
+ r = start_transient_service(bus, argv + optind);
finish:
strv_free(arg_environment);
diff --git a/src/shared/util.c b/src/shared/util.c
index 06b6077843..6695a85a1c 100644
--- a/src/shared/util.c
+++ b/src/shared/util.c
@@ -7433,3 +7433,27 @@ int sethostname_idempotent(const char *s) {
return 1;
}
+
+int ptsname_malloc(int fd, char **ret) {
+ size_t l = 100;
+
+ for (;;) {
+ char *c;
+
+ c = new(char, l);
+ if (!c)
+ return -ENOMEM;
+
+ if (ptsname_r(fd, c, l) == 0) {
+ *ret = c;
+ return 0;
+ }
+ if (errno != ERANGE) {
+ free(c);
+ return -errno;
+ }
+
+ free(c);
+ l *= 2;
+ }
+}
diff --git a/src/shared/util.h b/src/shared/util.h
index 1804b8c3a2..d3e78e43ca 100644
--- a/src/shared/util.h
+++ b/src/shared/util.h
@@ -1052,3 +1052,5 @@ int sethostname_idempotent(const char *s);
(e) = (struct inotify_event*) ((uint8_t*) (e) + sizeof(struct inotify_event) + (e)->len))
#define laccess(path, mode) faccessat(AT_FDCWD, (path), (mode), AT_SYMLINK_NOFOLLOW)
+
+int ptsname_malloc(int fd, char **ret);
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-07-24 13:25:04 +0000