void zyre_log_test (bool verbose) { printf (" * zyre_log: "); // @selftest zctx_t *ctx = zctx_new (); // Get all incoming log messages void *collector = zsocket_new (ctx, ZMQ_SUB); zsocket_bind (collector, "tcp://127.0.0.1:5555"); zsocket_set_subscribe (collector, ""); // Create a log instance to send log messages zyre_log_t *log = zyre_log_new (ctx, "this is me"); zyre_log_connect (log, "tcp://127.0.0.1:5555"); // Workaround for issue 270; give time for connect to // happen and subscriptions to go to pub socket; 200 // msec should be enough for under valgrind on a slow PC zpoller_t *poller = zpoller_new (collector, NULL); zpoller_wait (poller, 200); // Send some messages zyre_log_info (log, ZRE_LOG_MSG_EVENT_JOIN, NULL, "this is you"); zyre_log_info (log, ZRE_LOG_MSG_EVENT_EXIT, "Pizza time", "this is you"); zyre_log_warning (log, "this is you", "Time flies like an %s", "arrow"); zyre_log_error (log, "this is you", "Fruit flies like a %s", "banana"); int count = 0; while (count < 4) { zre_log_msg_t *msg = zre_log_msg_recv (collector); assert (msg); if (verbose) zre_log_msg_dump (msg); zre_log_msg_destroy (&msg); count++; } zpoller_destroy (&poller); zyre_log_destroy (&log); zctx_destroy (&ctx); // @end printf ("OK\n"); }
static int zyre_node_recv_peer (zyre_node_t *self) { // Router socket tells us the identity of this peer zre_msg_t *msg = zre_msg_recv (self->inbox); if (msg == NULL) return 0; // Interrupted // First frame is sender identity, holding binary UUID zuuid_t *uuid = zuuid_new (); zuuid_set (uuid, zframe_data (zre_msg_address (msg))); // On HELLO we may create the peer if it's unknown // On other commands the peer must already exist zyre_peer_t *peer = (zyre_peer_t *) zhash_lookup (self->peers, zuuid_str (uuid)); if (zre_msg_id (msg) == ZRE_MSG_HELLO) { peer = zyre_node_require_peer (self, uuid, zre_msg_ipaddress (msg), zre_msg_mailbox (msg)); assert (peer); zyre_peer_set_ready (peer, true); } // Ignore command if peer isn't ready if (peer == NULL || !zyre_peer_ready (peer)) { zre_msg_destroy (&msg); zuuid_destroy (&uuid); return 0; } if (!zyre_peer_check_message (peer, msg)) { zclock_log ("W: [%s] lost messages from %s", zuuid_str (self->uuid), zuuid_str (uuid)); assert (false); } // Now process each command if (zre_msg_id (msg) == ZRE_MSG_HELLO) { // Tell the caller about the peer zstr_sendm (self->pipe, "ENTER"); zstr_sendm (self->pipe, zuuid_str (uuid)); zframe_t *headers = zhash_pack (zre_msg_headers (msg)); zframe_send (&headers, self->pipe, 0); // Join peer to listed groups char *name = zre_msg_groups_first (msg); while (name) { zyre_node_join_peer_group (self, peer, name); name = zre_msg_groups_next (msg); } // Hello command holds latest status of peer zyre_peer_set_status (peer, zre_msg_status (msg)); // Store peer headers for future reference zyre_peer_set_headers (peer, zre_msg_headers (msg)); // If peer is a ZRE/LOG collector, connect to it char *collector = zre_msg_headers_string (msg, "X-ZRELOG", NULL); if (collector) zyre_log_connect (self->log, collector); } else if (zre_msg_id (msg) == ZRE_MSG_WHISPER) { // Pass up to caller API as WHISPER event zstr_sendm (self->pipe, "WHISPER"); zstr_sendm (self->pipe, zuuid_str (uuid)); zmsg_t *content = zmsg_dup (zre_msg_content (msg)); zmsg_send (&content, self->pipe); } else if (zre_msg_id (msg) == ZRE_MSG_SHOUT) { // Pass up to caller as SHOUT event zstr_sendm (self->pipe, "SHOUT"); zstr_sendm (self->pipe, zuuid_str (uuid)); zstr_sendm (self->pipe, zre_msg_group (msg)); zmsg_t *content = zmsg_dup (zre_msg_content (msg)); zmsg_send (&content, self->pipe); } else if (zre_msg_id (msg) == ZRE_MSG_PING) { zre_msg_t *msg = zre_msg_new (ZRE_MSG_PING_OK); zyre_peer_send (peer, &msg); } else if (zre_msg_id (msg) == ZRE_MSG_JOIN) { zyre_node_join_peer_group (self, peer, zre_msg_group (msg)); assert (zre_msg_status (msg) == zyre_peer_status (peer)); } else if (zre_msg_id (msg) == ZRE_MSG_LEAVE) { zyre_node_leave_peer_group (self, peer, zre_msg_group (msg)); assert (zre_msg_status (msg) == zyre_peer_status (peer)); } zuuid_destroy (&uuid); zre_msg_destroy (&msg); // Activity from peer resets peer timers zyre_peer_refresh (peer); return 0; }