goto error;
}
- if (lttng_strncpy(obj->subdir, tmp_path, sizeof(obj->subdir))) {
+ if (lttng_strncpy(obj->dst.net.base_dir, tmp_path,
+ sizeof(obj->dst.net.base_dir))) {
ret = -LTTNG_ERR_INVALID;
goto error;
}
- DBG3("Consumer set network uri subdir path %s", tmp_path);
+ DBG3("Consumer set network uri base_dir path %s", tmp_path);
}
return 0;
uint64_t session_id_per_pid,
unsigned int monitor,
uint32_t ust_app_uid,
+ int64_t blocking_timeout,
const char *root_shm_path,
const char *shm_path)
{
msg->u.ask_channel.tracefile_count = tracefile_count;
msg->u.ask_channel.monitor = monitor;
msg->u.ask_channel.ust_app_uid = ust_app_uid;
+ msg->u.ask_channel.blocking_timeout = blocking_timeout;
memcpy(msg->u.ask_channel.uuid, uuid, sizeof(msg->u.ask_channel.uuid));
return ret;
}
+int consumer_send_channel_rotate_pipe(struct consumer_socket *consumer_sock,
+ int pipe)
+{
+ int ret;
+ struct lttcomm_consumer_msg msg;
+
+ /* Code flow error. Safety net. */
+
+ memset(&msg, 0, sizeof(msg));
+ msg.cmd_type = LTTNG_CONSUMER_SET_CHANNEL_ROTATE_PIPE;
+
+ DBG3("Sending set_channel_rotate_pipe command to consumer");
+ ret = consumer_send_msg(consumer_sock, &msg);
+ if (ret < 0) {
+ goto error;
+ }
+
+ DBG3("Sending channel rotation pipe %d to consumer on socket %d",
+ pipe, *consumer_sock->fd_ptr);
+ ret = consumer_send_fds(consumer_sock, &pipe, 1);
+ if (ret < 0) {
+ goto error;
+ }
+
+ DBG2("Channel rotation pipe successfully sent");
+error:
+ return ret;
+}
+
/*
* Set consumer subdirectory using the session name and a generated datetime if
* needed. This is appended to the current subdirectory.
msg.u.snapshot_channel.use_relayd = 1;
ret = snprintf(msg.u.snapshot_channel.pathname,
sizeof(msg.u.snapshot_channel.pathname),
- "%s/%s-%s-%" PRIu64 "%s", output->consumer->subdir,
+ "%s/%s/%s-%s-%" PRIu64 "%s", output->consumer->dst.net.base_dir,
+ output->consumer->subdir,
output->name, output->datetime, output->nb_snapshot,
session_path);
if (ret < 0) {
} else {
ret = snprintf(msg.u.snapshot_channel.pathname,
sizeof(msg.u.snapshot_channel.pathname),
- "%s/%s-%s-%" PRIu64 "%s", output->consumer->dst.trace_path,
+ "%s/%s-%s-%" PRIu64 "%s", output->consumer->dst.session_root_path,
output->name, output->datetime, output->nb_snapshot,
session_path);
if (ret < 0) {
rcu_read_unlock();
return ret;
}
+
+/*
+ * Ask the consumer to rotate a channel.
+ * app_pathname only used for UST, it contains the path after /ust/.
+ *
+ * The new_chunk_id is the session->rotate_count that has been incremented
+ * when the rotation started. On the relay, this allows to keep track in which
+ * chunk each stream is currently writing to (for the rotate_pending operation).
+ */
+int consumer_rotate_channel(struct consumer_socket *socket, uint64_t key,
+ uid_t uid, gid_t gid, struct consumer_output *output,
+ char *app_pathname, uint32_t metadata, uint64_t new_chunk_id,
+ bool *rotate_pending_relay)
+{
+ int ret;
+ struct lttcomm_consumer_msg msg;
+
+ assert(socket);
+
+ DBG("Consumer rotate channel key %" PRIu64, key);
+
+ fprintf(stderr, "rotate socket %p\n", socket);
+ memset(&msg, 0, sizeof(msg));
+ msg.cmd_type = LTTNG_CONSUMER_ROTATE_CHANNEL;
+ msg.u.rotate_channel.key = key;
+ msg.u.rotate_channel.metadata = metadata;
+ msg.u.rotate_channel.new_chunk_id = new_chunk_id;
+
+ if (output->type == CONSUMER_DST_NET) {
+ fprintf(stderr, "BASE: %s\n", output->dst.net.base_dir);
+ fprintf(stderr, "CHUNK: %s\n", output->chunk_path);
+ msg.u.rotate_channel.relayd_id = output->net_seq_index;
+ snprintf(msg.u.rotate_channel.pathname, PATH_MAX, "%s%s%s",
+ output->dst.net.base_dir,
+ output->chunk_path, app_pathname);
+ fprintf(stderr, "SENDING: %s\n", msg.u.rotate_channel.pathname);
+ *rotate_pending_relay = true;
+ } else {
+ msg.u.rotate_channel.relayd_id = (uint64_t) -1ULL;
+ snprintf(msg.u.rotate_channel.pathname, PATH_MAX, "%s%s%s",
+ output->dst.session_root_path,
+ output->chunk_path, app_pathname);
+ fprintf(stderr, "rotate to %s\n",
+ msg.u.rotate_channel.pathname);
+ }
+
+ health_code_update();
+ fprintf(stderr, "send %d\n", LTTNG_CONSUMER_ROTATE_CHANNEL);
+ ret = consumer_send_msg(socket, &msg);
+ if (ret < 0) {
+ goto error;
+ }
+
+error:
+ health_code_update();
+ return ret;
+}
+
+int consumer_rotate_rename(struct consumer_socket *socket, uint64_t session_id,
+ struct consumer_output *output, char *current_path, char *new_path,
+ uid_t uid, gid_t gid)
+{
+ int ret;
+ struct lttcomm_consumer_msg msg;
+
+ assert(socket);
+
+ DBG("Consumer rotate rename session %" PRIu64, session_id);
+
+ memset(&msg, 0, sizeof(msg));
+ msg.cmd_type = LTTNG_CONSUMER_ROTATE_RENAME;
+ msg.u.rotate_rename.session_id = session_id;
+ msg.u.rotate_rename.uid = uid;
+ msg.u.rotate_rename.gid = gid;
+ snprintf(msg.u.rotate_rename.current_path, PATH_MAX, "%s", current_path);
+ snprintf(msg.u.rotate_rename.new_path, PATH_MAX, "%s", new_path);
+
+ if (output->type == CONSUMER_DST_NET) {
+ msg.u.rotate_rename.relayd_id = output->net_seq_index;
+ } else {
+ msg.u.rotate_rename.relayd_id = (uint64_t) -1ULL;
+ }
+
+ health_code_update();
+ ret = consumer_send_msg(socket, &msg);
+ if (ret < 0) {
+ goto error;
+ }
+
+error:
+ health_code_update();
+ return ret;
+}
+
+/*
+ * Ask the relay if a rotation is still pending. Must be called with the socket
+ * lock held.
+ *
+ * Return 1 if the rotation is still pending, 0 if finished, a negative value
+ * on error.
+ */
+int consumer_rotate_pending_relay(struct consumer_socket *socket,
+ struct consumer_output *output, uint64_t session_id,
+ uint64_t chunk_id)
+{
+ int ret;
+ struct lttcomm_consumer_msg msg;
+ int32_t ret_code = 0;
+
+ assert(socket);
+
+ DBG("Consumer rotate pending on relay for session %" PRIu64, session_id);
+ assert(output->type == CONSUMER_DST_NET);
+
+ memset(&msg, 0, sizeof(msg));
+ msg.cmd_type = LTTNG_CONSUMER_ROTATE_PENDING_RELAY;
+ msg.u.rotate_pending_relay.session_id = session_id;
+ msg.u.rotate_pending_relay.relayd_id = output->net_seq_index;
+ msg.u.rotate_pending_relay.chunk_id = chunk_id;
+
+ health_code_update();
+ ret = consumer_send_msg(socket, &msg);
+ if (ret < 0) {
+ goto error;
+ }
+
+ /*
+ * No need for a recv reply status because the answer to the command is
+ * the reply status message.
+ */
+ ret = consumer_socket_recv(socket, &ret_code, sizeof(ret_code));
+ if (ret < 0) {
+ goto error;
+ }
+
+ ret = ret_code;
+
+error:
+ health_code_update();
+ return ret;
+}