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Diffstat (limited to 'src/machine')
-rw-r--r--src/machine/machinectl.c90
1 files changed, 43 insertions, 47 deletions
diff --git a/src/machine/machinectl.c b/src/machine/machinectl.c
index 241e360d49..83c5da3806 100644
--- a/src/machine/machinectl.c
+++ b/src/machine/machinectl.c
@@ -47,12 +47,12 @@ static bool arg_no_pager = false;
static const char *arg_kill_who = NULL;
static int arg_signal = SIGTERM;
static enum transport {
- TRANSPORT_NORMAL,
- TRANSPORT_SSH,
-} arg_transport = TRANSPORT_NORMAL;
+ TRANSPORT_LOCAL,
+ TRANSPORT_REMOTE,
+ TRANSPORT_CONTAINER
+} arg_transport = TRANSPORT_LOCAL;
static bool arg_ask_password = true;
static char *arg_host = NULL;
-static char *arg_user = NULL;
static void pager_open_if_enabled(void) {
@@ -94,9 +94,6 @@ static int list_machines(sd_bus *bus, char **args, unsigned n) {
goto fail;
while ((r = sd_bus_message_read(reply, "(ssso)", &name, &class, &service, &object)) > 0) {
- if (r < 0)
- goto fail;
-
printf("%-32s %-9s %-16s\n", name, class, service);
k++;
@@ -115,7 +112,7 @@ static int list_machines(sd_bus *bus, char **args, unsigned n) {
fail:
log_error("Failed to parse reply: %s", strerror(-r));
- return -EIO;
+ return r;
}
static int show_scope_cgroup(sd_bus *bus, const char *unit, pid_t leader) {
@@ -129,30 +126,28 @@ static int show_scope_cgroup(sd_bus *bus, const char *unit, pid_t leader) {
assert(bus);
assert(unit);
- if (arg_transport == TRANSPORT_SSH)
+ if (arg_transport == TRANSPORT_REMOTE)
return 0;
path = unit_dbus_path_from_name(unit);
if (!path)
return log_oom();
- r = sd_bus_call_method(
+ r = sd_bus_get_property(
bus,
"org.freedesktop.systemd1",
path,
- "org.freedesktop.DBus.Properties",
- "Get",
+ "org.freedesktop.systemd1.Scope",
+ "ControlGroup",
&error,
&reply,
- "ss",
- "org.freedesktop.systemd1.Scope",
- "ControlGroup");
+ "s");
if (r < 0) {
log_error("Failed to query ControlGroup: %s", bus_error_message(&error, -r));
return r;
}
- r = sd_bus_message_read(reply, "v", "s", &cgroup);
+ r = sd_bus_message_read(reply, "s", &cgroup);
if (r < 0) {
log_error("Failed to parse reply: %s", strerror(-r));
return r;
@@ -371,9 +366,6 @@ static int show_one(const char *verb, sd_bus *bus, const char *path, bool show_p
const char *name;
const char *contents;
- if (r < 0)
- goto fail;
-
r = sd_bus_message_read_basic(reply, SD_BUS_TYPE_STRING, &name);
if (r < 0)
goto fail;
@@ -415,7 +407,7 @@ static int show_one(const char *verb, sd_bus *bus, const char *path, bool show_p
fail:
log_error("Failed to parse reply: %s", strerror(-r));
- return -EIO;
+ return r;
}
static int show(sd_bus *bus, char **args, unsigned n) {
@@ -460,7 +452,7 @@ static int show(sd_bus *bus, char **args, unsigned n) {
r = sd_bus_message_read(reply, "o", &path);
if (r < 0) {
log_error("Failed to parse reply: %s", strerror(-r));
- return -EIO;
+ return r;
}
r = show_one(args[0], bus, path, show_properties, &new_line);
@@ -534,14 +526,15 @@ static int help(void) {
"Send control commands to or query the virtual machine and container registration manager.\n\n"
" -h --help Show this help\n"
" --version Show package version\n"
+ " --no-pager Do not pipe output into a pager\n"
+ " --no-ask-password Don't prompt for password\n"
+ " -H --host=[USER@]HOST Show information for remote host\n"
+ " -M --machine=CONTAINER Show information for local container\n"
" -p --property=NAME Show only properties by this name\n"
" -a --all Show all properties, including empty ones\n"
- " --kill-who=WHO Who to send signal to\n"
" -l --full Do not ellipsize output\n"
- " -s --signal=SIGNAL Which signal to send\n"
- " --no-ask-password Don't prompt for password\n"
- " -H --host=[USER@]HOST Show information for remote host\n"
- " --no-pager Do not pipe output into a pager\n\n"
+ " --kill-who=WHO Who to send signal to\n"
+ " -s --signal=SIGNAL Which signal to send\n\n"
"Commands:\n"
" list List running VMs and containers\n"
" status [NAME...] Show VM/container status\n"
@@ -572,16 +565,17 @@ static int parse_argv(int argc, char *argv[]) {
{ "kill-who", required_argument, NULL, ARG_KILL_WHO },
{ "signal", required_argument, NULL, 's' },
{ "host", required_argument, NULL, 'H' },
+ { "machine", required_argument, NULL, 'M' },
{ "no-ask-password", no_argument, NULL, ARG_NO_ASK_PASSWORD },
{ NULL, 0, NULL, 0 }
};
- int c;
+ int c, r;
assert(argc >= 0);
assert(argv);
- while ((c = getopt_long(argc, argv, "hp:als:H:P", options, NULL)) >= 0) {
+ while ((c = getopt_long(argc, argv, "hp:als:H:M:", options, NULL)) >= 0) {
switch (c) {
@@ -594,22 +588,16 @@ static int parse_argv(int argc, char *argv[]) {
puts(SYSTEMD_FEATURES);
return 0;
- case 'p': {
- char **l;
-
- l = strv_append(arg_property, optarg);
- if (!l)
- return -ENOMEM;
-
- strv_free(arg_property);
- arg_property = l;
+ case 'p':
+ r = strv_extend(&arg_property, optarg);
+ if (r < 0)
+ return log_oom();
/* If the user asked for a particular
* property, show it to him, even if it is
* empty. */
arg_all = true;
break;
- }
case 'a':
arg_all = true;
@@ -640,8 +628,13 @@ static int parse_argv(int argc, char *argv[]) {
break;
case 'H':
- arg_transport = TRANSPORT_SSH;
- parse_user_at_host(optarg, &arg_user, &arg_host);
+ arg_transport = TRANSPORT_REMOTE;
+ arg_host = optarg;
+ break;
+
+ case 'M':
+ arg_transport = TRANSPORT_CONTAINER;
+ arg_host = optarg;
break;
case '?':
@@ -741,7 +734,7 @@ static int machinectl_main(sd_bus *bus, int argc, char *argv[], const int r) {
}
int main(int argc, char*argv[]) {
- int r, retval = EXIT_FAILURE;
+ int r, ret = EXIT_FAILURE;
_cleanup_bus_unref_ sd_bus *bus = NULL;
setlocale(LC_ALL, "");
@@ -752,28 +745,31 @@ int main(int argc, char*argv[]) {
if (r < 0)
goto finish;
else if (r == 0) {
- retval = EXIT_SUCCESS;
+ ret = EXIT_SUCCESS;
goto finish;
}
- if (arg_transport == TRANSPORT_NORMAL)
+ if (arg_transport == TRANSPORT_LOCAL)
r = sd_bus_open_system(&bus);
- else if (arg_transport == TRANSPORT_SSH)
+ else if (arg_transport == TRANSPORT_REMOTE)
r = sd_bus_open_system_remote(arg_host, &bus);
+ else if (arg_transport == TRANSPORT_CONTAINER)
+ r = sd_bus_open_system_container(arg_host, &bus);
else
assert_not_reached("Uh, invalid transport...");
if (r < 0) {
- retval = EXIT_FAILURE;
+ log_error("Failed to connect to machined: %s", strerror(-r));
+ ret = EXIT_FAILURE;
goto finish;
}
r = machinectl_main(bus, argc, argv, r);
- retval = r < 0 ? EXIT_FAILURE : r;
+ ret = r < 0 ? EXIT_FAILURE : r;
finish:
strv_free(arg_property);
pager_close();
- return retval;
+ return ret;
}