X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Fust-consumer.c;h=575593f03d85139ada759695c92622e217b1f721;hp=eac9956574e6c9e9b284c7d8ef6dd12e9768a370;hb=9c9d917cfe2e6a9f35ef82cb64e442451210716f;hpb=2b29c638278807c1536634ce49f0c9c053b3ab5f

diff --git a/src/bin/lttng-sessiond/ust-consumer.c b/src/bin/lttng-sessiond/ust-consumer.c
index eac995657..575593f03 100644
--- a/src/bin/lttng-sessiond/ust-consumer.c
+++ b/src/bin/lttng-sessiond/ust-consumer.c
@@ -53,8 +53,11 @@ static char *setup_trace_path(struct consumer_output *consumer,
 
 	health_code_update();
 
-	/* Allocate our self the string to make sure we never exceed PATH_MAX. */
-	pathname = zmalloc(PATH_MAX);
+	/*
+	 * Allocate the string ourself to make sure we never exceed
+	 * LTTNG_PATH_MAX.
+	 */
+	pathname = zmalloc(LTTNG_PATH_MAX);
 	if (!pathname) {
 		goto error;
 	}
@@ -62,7 +65,7 @@ static char *setup_trace_path(struct consumer_output *consumer,
 	/* Get correct path name destination */
 	if (consumer->type == CONSUMER_DST_LOCAL) {
 		/* Set application path to the destination path */
-		ret = snprintf(pathname, PATH_MAX, "%s%s%s%s",
+		ret = snprintf(pathname, LTTNG_PATH_MAX, "%s%s%s%s",
 				consumer->dst.session_root_path,
 				consumer->chunk_path,
 				consumer->subdir, ua_sess->path);
@@ -81,7 +84,7 @@ static char *setup_trace_path(struct consumer_output *consumer,
 			}
 		}
 	} else {
-		ret = snprintf(pathname, PATH_MAX, "%s%s%s%s",
+		ret = snprintf(pathname, LTTNG_PATH_MAX, "%s%s%s%s",
 				consumer->dst.net.base_dir,
 				consumer->chunk_path,
 				consumer->subdir,
@@ -105,8 +108,11 @@ error:
  * Consumer socket lock MUST be acquired before calling this.
  */
 static int ask_channel_creation(struct ust_app_session *ua_sess,
-		struct ust_app_channel *ua_chan, struct consumer_output *consumer,
-		struct consumer_socket *socket, struct ust_registry_session *registry)
+		struct ust_app_channel *ua_chan,
+		struct consumer_output *consumer,
+		struct consumer_socket *socket,
+		struct ust_registry_session *registry,
+		uint64_t trace_archive_id)
 {
 	int ret, output;
 	uint32_t chan_id;
@@ -198,7 +204,8 @@ static int ask_channel_creation(struct ust_app_session *ua_sess,
 			ua_sess->output_traces,
 			ua_sess->uid,
 			ua_chan->attr.blocking_timeout,
-			root_shm_path, shm_path);
+			root_shm_path, shm_path,
+			trace_archive_id);
 
 	health_code_update();
 
@@ -236,11 +243,13 @@ error:
  * Returns 0 on success else a negative value.
  */
 int ust_consumer_ask_channel(struct ust_app_session *ua_sess,
-		struct ust_app_channel *ua_chan, struct consumer_output *consumer,
-		struct consumer_socket *socket, struct ust_registry_session *registry)
+		struct ust_app_channel *ua_chan,
+		struct consumer_output *consumer,
+		struct consumer_socket *socket,
+		struct ust_registry_session *registry,
+		uint64_t trace_archive_id)
 {
 	int ret;
-	struct ltt_session *session;
 
 	assert(ua_sess);
 	assert(ua_chan);
@@ -254,11 +263,9 @@ int ust_consumer_ask_channel(struct ust_app_session *ua_sess,
 		goto error;
 	}
 
-	session = session_find_by_id(ua_sess->tracing_id);
-	assert(session);
-
 	pthread_mutex_lock(socket->lock);
-	ret = ask_channel_creation(ua_sess, ua_chan, consumer, socket, registry);
+	ret = ask_channel_creation(ua_sess, ua_chan, consumer, socket, registry,
+			trace_archive_id);
 	pthread_mutex_unlock(socket->lock);
 	if (ret < 0) {
 		ERR("ask_channel_creation consumer command failed");
@@ -510,7 +517,9 @@ int ust_consumer_metadata_request(struct consumer_socket *socket)
 
 			memset(&msg, 0, sizeof(msg));
 			msg.cmd_type = LTTNG_ERR_UND;
+			pthread_mutex_lock(socket->lock);
 			(void) consumer_send_msg(socket, &msg);
+			pthread_mutex_unlock(socket->lock);
 			/*
 			 * This is possible since the session might have been destroyed
 			 * during a consumer metadata request. So here, return gracefully