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authorLennart Poettering <lennart@poettering.net>2014-12-29 12:41:26 +0100
committerLennart Poettering <lennart@poettering.net>2014-12-29 17:00:05 +0100
commitebd011d95b61a86258dece9864f65b7c4af721c0 (patch)
treeee0df0dbbd62f0515f158bd04aa295963d3dbaf2 /src/machine
parent6a140df0048c99e62339d97effbe16a1bba42d45 (diff)
machinectl: add new "start" verb to start a container as a service in nspawn
Diffstat (limited to 'src/machine')
-rw-r--r--src/machine/machinectl.c72
1 files changed, 72 insertions, 0 deletions
diff --git a/src/machine/machinectl.c b/src/machine/machinectl.c
index 17fbe51f9f..b0c1533491 100644
--- a/src/machine/machinectl.c
+++ b/src/machine/machinectl.c
@@ -1417,6 +1417,76 @@ static int read_only_image(int argc, char *argv[], void *userdata) {
return 0;
}
+static int start_machine(int argc, char *argv[], void *userdata) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_(bus_wait_for_jobs_freep) BusWaitForJobs *w = NULL;
+ sd_bus *bus = userdata;
+ int r, i;
+
+ assert(bus);
+
+ r = bus_wait_for_jobs_new(bus, &w);
+ if (r < 0)
+ return log_oom();
+
+ for (i = 1; i < argc; i++) {
+ _cleanup_bus_message_unref_ sd_bus_message *m = NULL, *reply = NULL;
+ _cleanup_free_ char *e = NULL, *unit = NULL;
+ const char *object;
+
+ if (!machine_name_is_valid(argv[i])) {
+ log_error("Invalid machine name %s.", argv[i]);
+ return -EINVAL;
+ }
+
+ e = unit_name_escape(argv[i]);
+ if (!e)
+ return log_oom();
+
+ unit = unit_name_build("systemd-nspawn", e, ".service");
+ if (!unit)
+ return log_oom();
+
+ r = sd_bus_message_new_method_call(
+ bus,
+ &m,
+ "org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "StartUnit");
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = sd_bus_message_set_allow_interactive_authorization(m, true);
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = sd_bus_message_append(m, "ss", unit, "fail");
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = sd_bus_call(bus, m, 0, &error, &reply);
+ if (r < 0) {
+ log_error("Failed to start unit: %s", bus_error_message(&error, -r));
+ return r;
+ }
+
+ r = sd_bus_message_read(reply, "o", &object);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = bus_wait_for_jobs_add(w, object);
+ if (r < 0)
+ return log_oom();
+ }
+
+ r = bus_wait_for_jobs(w, false);
+ if (r < 0)
+ return r;
+
+ return 0;
+}
+
static int help(int argc, char *argv[], void *userdata) {
printf("%s [OPTIONS...] {COMMAND} ...\n\n"
@@ -1440,6 +1510,7 @@ static int help(int argc, char *argv[], void *userdata) {
" status NAME... Show VM/container details\n"
" show NAME... Show properties of one or more VMs/containers\n"
" login NAME Get a login prompt on a container\n"
+ " start NAME... Start container as a service\n"
" poweroff NAME... Power off one or more containers\n"
" reboot NAME... Reboot one or more containers\n"
" terminate NAME... Terminate one or more VMs/containers\n"
@@ -1594,6 +1665,7 @@ static int machinectl_main(int argc, char *argv[], sd_bus *bus) {
{ "rename", 3, 3, 0, rename_image },
{ "clone", 3, 3, 0, clone_image },
{ "read-only", 2, 3, 0, read_only_image },
+ { "start", 2, VERB_ANY, 0, start_machine },
{}
};