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QMP: query-status: Introduce 'status' key

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This new key reports the current VM status to clients. Please, check
the documentation being added in this commit for more details.

Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
This commit is contained in:
Luiz Capitulino 2011-08-29 16:02:57 -03:00
parent 6667b23f30
commit 9e37b9dc5b
4 changed files with 43 additions and 3 deletions
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23
vl.c
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@ -378,6 +378,22 @@ static const RunStateTransition runstate_transitions_def[] = {
static bool runstate_valid_transitions[RSTATE_MAX][RSTATE_MAX];
static const char *const runstate_name_tbl[RSTATE_MAX] = {
[RSTATE_DEBUG] = "debug",
[RSTATE_IN_MIGRATE] = "incoming-migration",
[RSTATE_PANICKED] = "internal-error",
[RSTATE_IO_ERROR] = "io-error",
[RSTATE_PAUSED] = "paused",
[RSTATE_POST_MIGRATE] = "post-migrate",
[RSTATE_PRE_LAUNCH] = "prelaunch",
[RSTATE_PRE_MIGRATE] = "finish-migrate",
[RSTATE_RESTORE] = "restore-vm",
[RSTATE_RUNNING] = "running",
[RSTATE_SAVEVM] = "save-vm",
[RSTATE_SHUTDOWN] = "shutdown",
[RSTATE_WATCHDOG] = "watchdog",
};
bool runstate_check(RunState state)
{
return current_run_state == state;
@ -406,6 +422,13 @@ void runstate_set(RunState new_state)
current_run_state = new_state;
}
const char *runstate_as_string(void)
{
assert(current_run_state > RSTATE_NO_STATE &&
current_run_state < RSTATE_MAX);
return runstate_name_tbl[current_run_state];
}
int runstate_is_running(void)
{
return runstate_check(RSTATE_RUNNING);