X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Fconsumer.c;h=8806e9c322bef43b818975bee8f44bc520e3aa53;hp=ee6f3c3ff8e9ddb5c614d6b9c60d5f2d592e21ff;hb=a4baae1b0463bc4ce65c2a458c4a941e7fabc594;hpb=52898cb1ecfe2cf37bda9b95039826da517b9a5b diff --git a/src/bin/lttng-sessiond/consumer.c b/src/bin/lttng-sessiond/consumer.c index ee6f3c3ff..8806e9c32 100644 --- a/src/bin/lttng-sessiond/consumer.c +++ b/src/bin/lttng-sessiond/consumer.c @@ -28,9 +28,10 @@ #include #include #include +#include #include "consumer.h" -#include "health.h" +#include "health-sessiond.h" #include "ust-app.h" #include "utils.h" @@ -48,11 +49,11 @@ int consumer_socket_send(struct consumer_socket *socket, void *msg, size_t len) ssize_t size; assert(socket); - assert(socket->fd); + assert(socket->fd_ptr); assert(msg); /* Consumer socket is invalid. Stopping. */ - fd = *socket->fd; + fd = *socket->fd_ptr; if (fd < 0) { goto error; } @@ -62,13 +63,13 @@ int consumer_socket_send(struct consumer_socket *socket, void *msg, size_t len) /* The above call will print a PERROR on error. */ DBG("Error when sending data to consumer on sock %d", fd); /* - * At this point, the socket is not usable anymore thus flagging it - * invalid and closing it. + * At this point, the socket is not usable anymore thus closing it and + * setting the file descriptor to -1 so it is not reused. */ /* This call will PERROR on error. */ (void) lttcomm_close_unix_sock(fd); - *socket->fd = -1; + *socket->fd_ptr = -1; goto error; } @@ -92,11 +93,11 @@ int consumer_socket_recv(struct consumer_socket *socket, void *msg, size_t len) ssize_t size; assert(socket); - assert(socket->fd); + assert(socket->fd_ptr); assert(msg); /* Consumer socket is invalid. Stopping. */ - fd = *socket->fd; + fd = *socket->fd_ptr; if (fd < 0) { goto error; } @@ -106,13 +107,13 @@ int consumer_socket_recv(struct consumer_socket *socket, void *msg, size_t len) /* The above call will print a PERROR on error. */ DBG("Error when receiving data from the consumer socket %d", fd); /* - * At this point, the socket is not usable anymore thus flagging it - * invalid and closing it. + * At this point, the socket is not usable anymore thus closing it and + * setting the file descriptor to -1 so it is not reused. */ /* This call will PERROR on error. */ (void) lttcomm_close_unix_sock(fd); - *socket->fd = -1; + *socket->fd_ptr = -1; goto error; } @@ -141,7 +142,7 @@ int consumer_recv_status_reply(struct consumer_socket *sock) goto end; } - if (reply.ret_code == LTTNG_OK) { + if (reply.ret_code == LTTCOMM_CONSUMERD_SUCCESS) { /* All good. */ ret = 0; } else { @@ -177,13 +178,14 @@ int consumer_recv_status_channel(struct consumer_socket *sock, } /* An error is possible so don't touch the key and stream_count. */ - if (reply.ret_code != LTTNG_OK) { + if (reply.ret_code != LTTCOMM_CONSUMERD_SUCCESS) { ret = -1; goto end; } *key = reply.key; *stream_count = reply.stream_count; + ret = 0; end: return ret; @@ -203,7 +205,7 @@ int consumer_send_destroy_relayd(struct consumer_socket *sock, assert(consumer); assert(sock); - DBG2("Sending destroy relayd command to consumer sock %d", *sock->fd); + DBG2("Sending destroy relayd command to consumer sock %d", *sock->fd_ptr); msg.cmd_type = LTTNG_CONSUMER_DESTROY_RELAYD; msg.u.destroy_relayd.net_seq_idx = consumer->net_seq_index; @@ -378,7 +380,7 @@ struct consumer_socket *consumer_allocate_socket(int *fd) goto error; } - socket->fd = fd; + socket->fd_ptr = fd; lttng_ht_node_init_ulong(&socket->node, *fd); error: @@ -443,8 +445,8 @@ void consumer_destroy_socket(struct consumer_socket *sock) * consumer was registered, */ if (sock->registered) { - DBG3("Consumer socket was registered. Closing fd %d", *sock->fd); - lttcomm_close_unix_sock(*sock->fd); + DBG3("Consumer socket was registered. Closing fd %d", *sock->fd_ptr); + lttcomm_close_unix_sock(*sock->fd_ptr); } call_rcu(&sock->node.head, destroy_socket_rcu); @@ -575,13 +577,13 @@ int consumer_copy_sockets(struct consumer_output *dst, rcu_read_lock(); cds_lfht_for_each_entry(src->socks->ht, &iter.iter, socket, node.node) { /* Ignore socket that are already there. */ - copy_sock = consumer_find_socket(*socket->fd, dst); + copy_sock = consumer_find_socket(*socket->fd_ptr, dst); if (copy_sock) { continue; } /* Create new socket object. */ - copy_sock = consumer_allocate_socket(socket->fd); + copy_sock = consumer_allocate_socket(socket->fd_ptr); if (copy_sock == NULL) { rcu_read_unlock(); ret = -ENOMEM; @@ -714,13 +716,12 @@ int consumer_send_fds(struct consumer_socket *sock, int *fds, size_t nb_fd) assert(fds); assert(sock); - assert(sock->fd); assert(nb_fd > 0); - ret = lttcomm_send_fds_unix_sock(*sock->fd, fds, nb_fd); + ret = lttcomm_send_fds_unix_sock(*sock->fd_ptr, fds, nb_fd); if (ret < 0) { /* The above call will print a PERROR on error. */ - DBG("Error when sending consumer fds on sock %d", *sock->fd); + DBG("Error when sending consumer fds on sock %d", *sock->fd_ptr); goto error; } @@ -740,7 +741,6 @@ int consumer_send_msg(struct consumer_socket *sock, assert(msg); assert(sock); - assert(sock->fd); ret = consumer_socket_send(sock, msg, sizeof(struct lttcomm_consumer_msg)); if (ret < 0) { @@ -763,7 +763,6 @@ int consumer_send_channel(struct consumer_socket *sock, assert(msg); assert(sock); - assert(sock->fd); ret = consumer_send_msg(sock, msg); if (ret < 0) { @@ -784,6 +783,7 @@ void consumer_init_ask_channel_comm_msg(struct lttcomm_consumer_msg *msg, int overwrite, unsigned int switch_timer_interval, unsigned int read_timer_interval, + unsigned int live_timer_interval, int output, int type, uint64_t session_id, @@ -812,6 +812,7 @@ void consumer_init_ask_channel_comm_msg(struct lttcomm_consumer_msg *msg, msg->u.ask_channel.overwrite = overwrite; msg->u.ask_channel.switch_timer_interval = switch_timer_interval; msg->u.ask_channel.read_timer_interval = read_timer_interval; + msg->u.ask_channel.live_timer_interval = live_timer_interval; msg->u.ask_channel.output = output; msg->u.ask_channel.type = type; msg->u.ask_channel.session_id = session_id; @@ -855,7 +856,8 @@ void consumer_init_channel_comm_msg(struct lttcomm_consumer_msg *msg, int type, uint64_t tracefile_size, uint64_t tracefile_count, - unsigned int monitor) + unsigned int monitor, + unsigned int live_timer_interval) { assert(msg); @@ -875,6 +877,7 @@ void consumer_init_channel_comm_msg(struct lttcomm_consumer_msg *msg, msg->u.channel.tracefile_size = tracefile_size; msg->u.channel.tracefile_count = tracefile_count; msg->u.channel.monitor = monitor; + msg->u.channel.live_timer_interval = live_timer_interval; strncpy(msg->u.channel.pathname, pathname, sizeof(msg->u.channel.pathname)); @@ -903,6 +906,19 @@ void consumer_init_stream_comm_msg(struct lttcomm_consumer_msg *msg, msg->u.stream.cpu = cpu; } +void consumer_init_streams_sent_comm_msg(struct lttcomm_consumer_msg *msg, + enum lttng_consumer_command cmd, + uint64_t channel_key, uint64_t net_seq_idx) +{ + assert(msg); + + memset(msg, 0, sizeof(struct lttcomm_consumer_msg)); + + msg->cmd_type = cmd; + msg->u.sent_streams.channel_key = channel_key; + msg->u.sent_streams.net_seq_idx = net_seq_idx; +} + /* * Send stream communication structure to the consumer. */ @@ -915,7 +931,6 @@ int consumer_send_stream(struct consumer_socket *sock, assert(msg); assert(dst); assert(sock); - assert(sock->fd); assert(fds); ret = consumer_send_msg(sock, msg); @@ -939,7 +954,8 @@ error: */ int consumer_send_relayd_socket(struct consumer_socket *consumer_sock, struct lttcomm_relayd_sock *rsock, struct consumer_output *consumer, - enum lttng_stream_type type, uint64_t session_id) + enum lttng_stream_type type, uint64_t session_id, + char *session_name, char *hostname, int session_live_timer) { int ret; struct lttcomm_consumer_msg msg; @@ -948,7 +964,6 @@ int consumer_send_relayd_socket(struct consumer_socket *consumer_sock, assert(rsock); assert(consumer); assert(consumer_sock); - assert(consumer_sock->fd); /* Bail out if consumer is disabled */ if (!consumer->enabled) { @@ -956,6 +971,18 @@ int consumer_send_relayd_socket(struct consumer_socket *consumer_sock, goto error; } + if (type == LTTNG_STREAM_CONTROL) { + ret = relayd_create_session(rsock, + &msg.u.relayd_sock.relayd_session_id, + session_name, hostname, session_live_timer, + consumer->snapshot); + if (ret < 0) { + /* Close the control socket. */ + (void) relayd_close(rsock); + goto error; + } + } + msg.cmd_type = LTTNG_CONSUMER_ADD_RELAYD_SOCKET; /* * Assign network consumer output index using the temporary consumer since @@ -967,7 +994,7 @@ int consumer_send_relayd_socket(struct consumer_socket *consumer_sock, msg.u.relayd_sock.session_id = session_id; memcpy(&msg.u.relayd_sock.sock, rsock, sizeof(msg.u.relayd_sock.sock)); - DBG3("Sending relayd sock info to consumer on %d", *consumer_sock->fd); + DBG3("Sending relayd sock info to consumer on %d", *consumer_sock->fd_ptr); ret = consumer_send_msg(consumer_sock, &msg); if (ret < 0) { goto error; @@ -1061,9 +1088,6 @@ int consumer_is_data_pending(uint64_t session_id, rcu_read_lock(); cds_lfht_for_each_entry(consumer->socks->ht, &iter.iter, socket, node.node) { - /* Code flow error */ - assert(socket->fd); - pthread_mutex_lock(socket->lock); ret = consumer_socket_send(socket, &msg, sizeof(msg)); if (ret < 0) { @@ -1109,7 +1133,6 @@ int consumer_flush_channel(struct consumer_socket *socket, uint64_t key) struct lttcomm_consumer_msg msg; assert(socket); - assert(socket->fd); DBG2("Consumer flush channel key %" PRIu64, key); @@ -1142,7 +1165,6 @@ int consumer_close_metadata(struct consumer_socket *socket, struct lttcomm_consumer_msg msg; assert(socket); - assert(socket->fd); DBG2("Consumer close metadata channel key %" PRIu64, metadata_key); @@ -1175,7 +1197,6 @@ int consumer_setup_metadata(struct consumer_socket *socket, struct lttcomm_consumer_msg msg; assert(socket); - assert(socket->fd); DBG2("Consumer setup metadata channel key %" PRIu64, metadata_key); @@ -1209,9 +1230,8 @@ int consumer_push_metadata(struct consumer_socket *socket, struct lttcomm_consumer_msg msg; assert(socket); - assert(socket->fd); - DBG2("Consumer push metadata to consumer socket %d", *socket->fd); + DBG2("Consumer push metadata to consumer socket %d", *socket->fd_ptr); msg.cmd_type = LTTNG_CONSUMER_PUSH_METADATA; msg.u.push_metadata.key = metadata_key; @@ -1224,7 +1244,8 @@ int consumer_push_metadata(struct consumer_socket *socket, goto end; } - DBG3("Consumer pushing metadata on sock %d of len %zu", *socket->fd, len); + DBG3("Consumer pushing metadata on sock %d of len %zu", *socket->fd_ptr, + len); ret = consumer_socket_send(socket, metadata_str, len); if (ret < 0) { @@ -1255,7 +1276,6 @@ int consumer_snapshot_channel(struct consumer_socket *socket, uint64_t key, struct lttcomm_consumer_msg msg; assert(socket); - assert(socket->fd); assert(output); assert(output->consumer);