+ case LTTNG_CONSUMER_ROTATE_CHANNEL:
+ {
+ struct lttng_consumer_channel *channel;
+ uint64_t key = msg.u.rotate_channel.key;
+
+ channel = consumer_find_channel(key);
+ if (!channel) {
+ DBG("Channel %" PRIu64 " not found", key);
+ ret_code = LTTCOMM_CONSUMERD_CHAN_NOT_FOUND;
+ } else {
+ /*
+ * Sample the rotate position of all the streams in
+ * this channel.
+ */
+ ret = lttng_consumer_rotate_channel(channel, key,
+ msg.u.rotate_channel.pathname,
+ msg.u.rotate_channel.relayd_id,
+ msg.u.rotate_channel.metadata,
+ msg.u.rotate_channel.new_chunk_id,
+ ctx);
+ if (ret < 0) {
+ ERR("Rotate channel failed");
+ ret_code = LTTCOMM_CONSUMERD_ROTATION_FAIL;
+ }
+
+ health_code_update();
+ }
+ ret = consumer_send_status_msg(sock, ret_code);
+ if (ret < 0) {
+ /* Somehow, the session daemon is not responding anymore. */
+ goto end_nosignal;
+ }
+
+ /*
+ * Rotate the streams that are ready right now.
+ * FIXME: this is a second consecutive iteration over the
+ * streams in a channel, there is probably a better way to
+ * handle this, but it needs to be after the
+ * consumer_send_status_msg() call.
+ */
+ if (channel) {
+ ret = lttng_consumer_rotate_ready_streams(
+ channel, key, ctx);
+ if (ret < 0) {
+ ERR("Rotate channel failed");
+ }
+ }
+ break;
+ }
+ case LTTNG_CONSUMER_ROTATE_RENAME:
+ {
+ DBG("Consumer rename session %" PRIu64 " after rotation",
+ msg.u.rotate_rename.session_id);
+ ret = lttng_consumer_rotate_rename(msg.u.rotate_rename.old_path,
+ msg.u.rotate_rename.new_path,
+ msg.u.rotate_rename.uid,
+ msg.u.rotate_rename.gid,
+ msg.u.rotate_rename.relayd_id);
+ if (ret < 0) {
+ ERR("Rotate rename failed");
+ ret_code = LTTCOMM_CONSUMERD_ROTATE_RENAME_FAILED;
+ }
+
+ health_code_update();
+
+ ret = consumer_send_status_msg(sock, ret_code);
+ if (ret < 0) {
+ /* Somehow, the session daemon is not responding anymore. */
+ goto end_nosignal;
+ }
+ break;
+ }
+ case LTTNG_CONSUMER_CHECK_ROTATION_PENDING_LOCAL:
+ {
+ int pending;
+ uint32_t pending_reply;
+
+ DBG("Perform local check of pending rotation for session id %" PRIu64,
+ msg.u.check_rotation_pending_local.session_id);
+ pending = lttng_consumer_check_rotation_pending_local(
+ msg.u.check_rotation_pending_local.session_id,
+ msg.u.check_rotation_pending_local.chunk_id);
+ if (pending < 0) {
+ ERR("Local rotation pending check failed with code %i", pending);
+ ret_code = LTTCOMM_CONSUMERD_ROTATION_PENDING_LOCAL_FAILED;
+ } else {
+ pending_reply = !!pending;
+ }
+
+ health_code_update();
+
+ ret = consumer_send_status_msg(sock, ret_code);
+ if (ret < 0) {
+ /* Somehow, the session daemon is not responding anymore. */
+ goto end_nosignal;
+ }
+
+ if (pending < 0) {
+ /*
+ * An error occurred while running the command;
+ * don't send the 'pending' flag as the sessiond
+ * will not read it.
+ */
+ break;
+ }
+
+ /* Send back returned value to session daemon */
+ ret = lttcomm_send_unix_sock(sock, &pending_reply,
+ sizeof(pending_reply));
+ if (ret < 0) {
+ PERROR("Failed to send rotation pending return code");
+ goto error_fatal;
+ }
+ break;
+ }
+ case LTTNG_CONSUMER_CHECK_ROTATION_PENDING_RELAY:
+ {
+ int pending;
+ uint32_t pending_reply;
+
+ DBG("Perform relayd check of pending rotation for session id %" PRIu64,
+ msg.u.check_rotation_pending_relay.session_id);
+ pending = lttng_consumer_check_rotation_pending_relay(
+ msg.u.check_rotation_pending_relay.session_id,
+ msg.u.check_rotation_pending_relay.relayd_id,
+ msg.u.check_rotation_pending_relay.chunk_id);
+ if (pending < 0) {
+ ERR("Relayd rotation pending check failed with code %i", pending);
+ ret_code = LTTCOMM_CONSUMERD_ROTATION_PENDING_RELAY_FAILED;
+ } else {
+ pending_reply = !!pending;
+ }
+
+ health_code_update();
+
+ ret = consumer_send_status_msg(sock, ret_code);
+ if (ret < 0) {
+ /* Somehow, the session daemon is not responding anymore. */
+ goto end_nosignal;
+ }
+
+ if (pending < 0) {
+ /*
+ * An error occurred while running the command;
+ * don't send the 'pending' flag as the sessiond
+ * will not read it.
+ */
+ break;
+ }
+
+ /* Send back returned value to session daemon */
+ ret = lttcomm_send_unix_sock(sock, &pending_reply,
+ sizeof(pending_reply));
+ if (ret < 0) {
+ PERROR("Failed to send rotation pending return code");
+ goto error_fatal;
+ }
+ break;
+ }
+ case LTTNG_CONSUMER_MKDIR:
+ {
+ DBG("Consumer mkdir %s in session %" PRIu64,
+ msg.u.mkdir.path,
+ msg.u.mkdir.session_id);
+ ret = lttng_consumer_mkdir(msg.u.mkdir.path,
+ msg.u.mkdir.uid,
+ msg.u.mkdir.gid,
+ msg.u.mkdir.relayd_id);
+ if (ret < 0) {
+ ERR("consumer mkdir failed");
+ ret_code = LTTCOMM_CONSUMERD_MKDIR_FAILED;
+ }
+
+ health_code_update();
+
+ ret = consumer_send_status_msg(sock, ret_code);
+ if (ret < 0) {
+ /* Somehow, the session daemon is not responding anymore. */
+ goto end_nosignal;
+ }
+ break;
+ }