Add Python agent support

[lttng-tools.git] / src / bin / lttng-sessiond / agent.c

diff --git a/src/bin/lttng-sessiond/agent.c b/src/bin/lttng-sessiond/agent.c
index dbeec9dabf5a387a1a78fefd25c866cc61ee1b80..5cb8336c361d4377973b365608ec603597564afe 100644 (file)
--- a/src/bin/lttng-sessiond/agent.c
+++ b/src/bin/lttng-sessiond/agent.c
@@ -528,7 +528,8 @@ error:
  *
  * Return the number of events or else a negative value.
  */
-int agent_list_events(struct lttng_event **events)
+int agent_list_events(struct lttng_event **events,
+               enum lttng_domain_type domain)
 {
        int ret;
        size_t nbmem, count = 0;
@@ -538,6 +539,8 @@ int agent_list_events(struct lttng_event **events)
 
        assert(events);
 
+       DBG2("Agent listing events for domain %d", domain);
+
        nbmem = UST_APP_EVENT_LIST_SIZE;
        tmp_events = zmalloc(nbmem * sizeof(*tmp_events));
        if (!tmp_events) {
@@ -552,6 +555,11 @@ int agent_list_events(struct lttng_event **events)
                ssize_t nb_ev;
                struct lttng_event *agent_events;
 
+               /* Skip domain not asked by the list. */
+               if (app->domain != domain) {
+                       continue;
+               }
+
                nb_ev = list_events(app, &agent_events);
                if (nb_ev < 0) {
                        ret = nb_ev;
@@ -763,6 +771,7 @@ struct agent *agent_create(enum lttng_domain_type domain)
        ret = agent_init(agt);
        if (ret < 0) {
                free(agt);
+               agt = NULL;
                goto error;
        }