#include <tr.h>
#include <tr_mq.h>
#include <tr_rp.h>
+#include <trp_route.h>
#include <trp_internal.h>
+#include <trp_peer.h>
#include <trp_ptable.h>
#include <trp_rtable.h>
#include <tr_config.h>
}
thread_data->conn=conn;
thread_data->trps=trps;
- trps_add_connection(trps, conn); /* remember the connection */
+ trps_add_connection(trps, conn); /* remember the connection - this puts conn and the thread data in trps's talloc context */
pthread_create(trp_connection_get_thread(conn), NULL, tr_trps_thread, thread_data);
}
}
static void tr_trps_cleanup_trpc(TRPS_INSTANCE *trps, TRPC_INSTANCE *trpc)
{
+ TR_MQ_MSG *msg;
+
+ /* tell the trpc thread to exit */
+ msg = tr_mq_msg_new(NULL, TR_MQMSG_TRPC_EXIT_OK, TR_MQ_PRIO_NORMAL);
+ if (msg) {
+ tr_debug("tr_trps_cleanup_trpc: Notifying thread that it may now exit");
+ trpc_mq_add(trpc, msg);
+ } else {
+ tr_crit("tr_trps_cleanup_trpc: Unable to acknowledge disconnection, thread will probably never terminate");
+ }
+
pthread_join(*trp_connection_get_thread(trpc_get_conn(trpc)), NULL);
trps_remove_trpc(trps, trpc);
trpc_free(trpc);
tr_debug("tr_trps_cleanup_trpc: deleted connection");
}
-static void tr_trps_print_route_table(TRPS_INSTANCE *trps, FILE *f)
+/**
+ * Get a dynamically allocated string with a description of the route table.
+ * Caller must free the string using talloc_free().
+ *
+ * @param memctx talloc context for the string
+ * @param trps trps instance containing the route table
+ * @return pointer to the output, or NULL on error
+ */
+static char *tr_trps_route_table_to_str(TALLOC_CTX *memctx, TRPS_INSTANCE *trps)
{
- char *table=trp_rtable_to_str(NULL, trps->rtable, " | ", NULL);
- if (table==NULL)
- fprintf(f, "Unable to print route table.\n");
- else {
- fprintf(f, "%s\n", table);
- talloc_free(table);
- }
+ return trp_rtable_to_str(memctx, trps->rtable, " | ", NULL);
+}
+
+/**
+ * Get a dynamically allocated string with a description of the community table.
+ * Caller must free the string using talloc_free().
+ *
+ * @param memctx talloc context for the string
+ * @param trps trps instance containing the community table
+ * @return pointer to the output, or NULL on error
+ */
+static char *tr_trps_comm_table_to_str(TALLOC_CTX *memctx, TRPS_INSTANCE *trps)
+{
+ return tr_comm_table_to_str(memctx, trps->ctable);
}
+/**
+ * Event handler to process TRP messages from connection threads. These
+ * are added to the message queue (mq) in tr_trps_msg_handler(), which
+ * runs in the other threads.
+ *
+ * @param socket Ignored
+ * @param event Ignored
+ * @param arg Pointer to the TRPS_INSTANCE
+ */
static void tr_trps_process_mq(int socket, short event, void *arg)
{
TRPS_INSTANCE *trps=talloc_get_type_abort(arg, TRPS_INSTANCE);
TR_MQ_MSG *msg=NULL;
const char *s=NULL;
+ TRP_PEER *peer = NULL;
+ char *tmp = NULL;
msg=trps_mq_pop(trps);
while (msg!=NULL) {
s=tr_mq_msg_get_message(msg);
if (0==strcmp(s, TR_MQMSG_TRPS_CONNECTED)) {
- TR_NAME *gssname=(TR_NAME *)tr_mq_msg_get_payload(msg);
- TRP_PEER *peer=trps_get_peer_by_gssname(trps, gssname);
+ TR_NAME *peer_gssname=(TR_NAME *)tr_mq_msg_get_payload(msg);
+ peer=trps_get_peer_by_gssname(trps, peer_gssname); /* get the peer record */
+ tmp = tr_name_strdup(peer_gssname); /* get the name as a null-terminated string */
if (peer==NULL)
- tr_err("tr_trps_process_mq: incoming connection from unknown peer (%s) reported.", gssname->buf);
+ tr_err("tr_trps_process_mq: incoming connection from unknown peer (%s) reported.", tmp);
else {
trp_peer_set_incoming_status(peer, PEER_CONNECTED);
- tr_err("tr_trps_process_mq: incoming connection from %s established.", gssname->buf);
+ tr_err("tr_trps_process_mq: incoming connection from %s established.", tmp);
}
+ free(tmp);
}
else if (0==strcmp(s, TR_MQMSG_TRPS_DISCONNECTED)) {
TRP_CONNECTION *conn=talloc_get_type_abort(tr_mq_msg_get_payload(msg), TRP_CONNECTION);
- TR_NAME *gssname=trp_connection_get_gssname(conn);
- TRP_PEER *peer=trps_get_peer_by_gssname(trps, gssname);
+ TR_NAME *peer_gssname=trp_connection_get_peer(conn);
+ peer=trps_get_peer_by_gssname(trps, peer_gssname); /* get the peer record */
+ tmp = tr_name_strdup(peer_gssname); /* get the name as a null-terminated string */
if (peer==NULL) {
- tr_err("tr_trps_process_mq: incoming connection from unknown peer (%s) lost.",
- trp_connection_get_gssname(conn)->buf);
+ tr_err("tr_trps_process_mq: incoming connection from unknown peer (%.*s) lost.", tmp);
} else {
trp_peer_set_incoming_status(peer, PEER_DISCONNECTED);
tr_trps_cleanup_conn(trps, conn);
- tr_err("tr_trps_process_mq: incoming connection from %s lost.", gssname->buf);
+ tr_err("tr_trps_process_mq: incoming connection from %s lost.", tmp);
}
+ free(tmp);
}
else if (0==strcmp(s, TR_MQMSG_TRPC_CONNECTED)) {
TR_NAME *svcname=(TR_NAME *)tr_mq_msg_get_payload(msg);
- TRP_PEER *peer=trps_get_peer_by_servicename(trps, svcname);
+ peer=trps_get_peer_by_servicename(trps, svcname);
+ tmp = tr_name_strdup(svcname);
if (peer==NULL)
- tr_err("tr_trps_process_mq: outgoing connection to unknown peer (%s) reported.", svcname->buf);
+ tr_err("tr_trps_process_mq: outgoing connection to unknown peer (%s) reported.", tmp);
else {
trp_peer_set_outgoing_status(peer, PEER_CONNECTED);
- tr_err("tr_trps_process_mq: outgoing connection to %s established.", svcname->buf);
+ tr_err("tr_trps_process_mq: outgoing connection to %s established.", tmp);
}
+ free(tmp);
}
else if (0==strcmp(s, TR_MQMSG_TRPC_DISCONNECTED)) {
/* trpc connection died */
TRPC_INSTANCE *trpc=talloc_get_type_abort(tr_mq_msg_get_payload(msg), TRPC_INSTANCE);
- TR_NAME *gssname=trpc_get_gssname(trpc);
- TRP_PEER *peer=trps_get_peer_by_servicename(trps, gssname);
+ TR_NAME *svcname=trpc_get_gssname(trpc);
+ peer=trps_get_peer_by_servicename(trps, svcname);
+ tmp = tr_name_strdup(svcname);
if (peer==NULL)
- tr_err("tr_trps_process_mq: outgoing connection to unknown peer (%s) lost.", gssname->buf);
+ tr_err("tr_trps_process_mq: outgoing connection to unknown peer (%s) lost.", tmp);
else {
trp_peer_set_outgoing_status(peer, PEER_DISCONNECTED);
- tr_err("tr_trps_process_mq: outgoing connection to %s lost.", gssname->buf);
+ tr_err("tr_trps_process_mq: outgoing connection to %s lost.", tmp);
tr_trps_cleanup_trpc(trps, trpc);
}
+ free(tmp);
}
else if (0==strcmp(s, TR_MQMSG_MSG_RECEIVED)) {
if (trps_handle_tr_msg(trps, tr_mq_msg_get_payload(msg))!=TRP_SUCCESS)
tr_notice("tr_trps_process_mq: error handling message.");
- else {
- tr_trps_print_route_table(trps, stderr);
- }
}
else
tr_notice("tr_trps_process_mq: unknown message '%s' received.", tr_mq_msg_get_message(msg));
tr_debug("tr_trps_update: sending scheduled route/community updates.");
trps_update(trps, TRP_UPDATE_SCHEDULED);
event_add(ev, &(trps->update_interval));
+ tr_debug("tr_trps_update: update interval=%d", trps->update_interval.tv_sec);
}
static void tr_trps_sweep(int listener, short event, void *arg)
struct tr_trps_event_cookie *cookie=talloc_get_type_abort(arg, struct tr_trps_event_cookie);
TRPS_INSTANCE *trps=cookie->trps;
struct event *ev=cookie->ev;
+ char *table_str=NULL;
tr_debug("tr_trps_sweep: sweeping routes.");
trps_sweep_routes(trps);
- tr_trps_print_route_table(trps, stderr);
+ tr_debug("tr_trps_sweep: sweeping communities.");
+ trps_sweep_ctable(trps);
+ table_str=tr_trps_route_table_to_str(NULL, trps);
+ if (table_str!=NULL) {
+ tr_debug(table_str);
+ talloc_free(table_str);
+ }
+
+ table_str=tr_trps_comm_table_to_str(NULL, trps);
+ if (table_str!=NULL) {
+ tr_debug(table_str);
+ talloc_free(table_str);
+ }
/* schedule the event to run again */
event_add(ev, &(trps->sweep_interval));
}
struct tr_trps_event_cookie *sweep_cookie=NULL;
struct timeval zero_time={0,0};
TRP_RC retval=TRP_ERROR;
+ size_t ii=0;
if (tr->events != NULL) {
tr_notice("tr_trps_event_init: tr->events was not null. Freeing before reallocating..");
trps_cookie->cfg_mgr=tr->cfg_mgr;
/* get a trps listener */
- listen_ev->sock_fd=trps_get_listener(tr->trps,
- tr_trps_msg_handler,
- tr_trps_gss_handler,
- tr->cfg_mgr->active->internal->hostname,
- tr->cfg_mgr->active->internal->trps_port,
- (void *)trps_cookie);
- if (listen_ev->sock_fd < 0) {
+ listen_ev->n_sock_fd=trps_get_listener(tr->trps,
+ tr_trps_msg_handler,
+ tr_trps_gss_handler,
+ tr->cfg_mgr->active->internal->hostname,
+ tr->cfg_mgr->active->internal->trps_port,
+ (void *)trps_cookie,
+ listen_ev->sock_fd,
+ TR_MAX_SOCKETS);
+ if (listen_ev->n_sock_fd==0) {
tr_crit("Error opening TRP server socket.");
retval=TRP_ERROR;
tr_trps_events_free(tr->events);
tr->events=NULL;
goto cleanup;
}
- trps_cookie->ev=listen_ev->ev; /* in case it needs to frob the event */
-
- /* and its event */
- listen_ev->ev=event_new(base,
- listen_ev->sock_fd,
- EV_READ|EV_PERSIST,
- tr_trps_event_cb,
- (void *)(tr->trps));
- event_add(listen_ev->ev, NULL);
+
+ /* Set up events for the sockets */
+ for (ii=0; ii<listen_ev->n_sock_fd; ii++) {
+ listen_ev->ev[ii]=event_new(base,
+ listen_ev->sock_fd[ii],
+ EV_READ|EV_PERSIST,
+ tr_trps_event_cb,
+ (void *)(tr->trps));
+ event_add(listen_ev->ev[ii], NULL);
+ }
/* now set up message queue processing event, only triggered by
* tr_trps_mq_cb() */
const char *msg_type=NULL;
char *encoded_msg=NULL;
TR_NAME *peer_gssname=NULL;
- int n_sent=0;
+ int n_sent = 0;
+ int n_popped = 0;
int exit_loop=0;
struct trpc_notify_cb_data cb_data={0,
while(!exit_loop) {
cb_data.msg_ready=0;
pthread_cond_wait(&(cb_data.cond), &(cb_data.mutex));
- /* verify the condition */
+ /* verify the condition - remember, we have the mutex! */
if (cb_data.msg_ready) {
- for (msg=trpc_mq_pop(trpc),n_sent=0; msg!=NULL; msg=trpc_mq_pop(trpc),n_sent++) {
- msg_type=tr_mq_msg_get_message(msg);
-
- if (0==strcmp(msg_type, TR_MQMSG_ABORT)) {
- exit_loop=1;
+ n_popped = 0; /* have not popped any messages from the queue */
+ n_sent = 0; /* have not sent any messages yet */
+ for (msg = trpc_mq_pop(trpc);
+ msg != NULL;
+ msg = trpc_mq_pop(trpc)) {
+ n_popped++;
+ msg_type = tr_mq_msg_get_message(msg);
+ if (0 == strcmp(msg_type, TR_MQMSG_ABORT)) {
+ exit_loop = 1;
break;
- }
- else if (0==strcmp(msg_type, TR_MQMSG_TRPC_SEND)) {
- encoded_msg=tr_mq_msg_get_payload(msg);
- if (encoded_msg==NULL)
+ } else if (0 == strcmp(msg_type, TR_MQMSG_TRPC_SEND)) {
+ encoded_msg = tr_mq_msg_get_payload(msg);
+ if (encoded_msg == NULL)
tr_notice("tr_trpc_thread: null outgoing TRP message.");
else {
rc = trpc_send_msg(trpc, encoded_msg);
- if (rc!=TRP_SUCCESS) {
+ if (rc == TRP_SUCCESS) {
+ n_sent++;
+ } else {
tr_notice("tr_trpc_thread: trpc_send_msg failed.");
- exit_loop=1;
+ /* Assume this means we lost the connection. */
+ exit_loop = 1;
break;
}
}
- }
- else
+ } else
tr_notice("tr_trpc_thread: unknown message '%s' received.", msg_type);
tr_mq_msg_free(msg);
}
- if (n_sent==0)
- tr_err("tr_trpc_thread: notified of msg, but queue empty");
+
+ /* if n_popped == 0, then n_sent must be zero (it's only set after at
+ * least one msg is popped) */
+ if (n_popped==0)
+ tr_err("tr_trpc_thread: notified of message, but queue empty");
else
tr_debug("tr_trpc_thread: sent %d messages.", n_sent);
}
}
}
- tr_debug("tr_trpc_thread: exiting.");
+ tr_debug("tr_trpc_thread: Disconnected. Waiting to terminate thread.");
+ trpc->shutting_down = 1;
+
+ // trpc_mq_clear(trpc); /* clear any queued messages */
+
msg=tr_mq_msg_new(tmp_ctx, TR_MQMSG_TRPC_DISCONNECTED, TR_MQ_PRIO_HIGH);
tr_mq_msg_set_payload(msg, (void *)trpc, NULL); /* do not pass a free routine */
- if (msg==NULL)
+ if (msg==NULL) {
+ /* can't notify main thread of exit - just do it and hope for the best */
tr_err("tr_trpc_thread: error allocating TR_MQ_MSG");
- else
+ } else {
trps_mq_add(trps, msg);
-
- trpc_mq_clear(trpc); /* clear any queued messages */
+ /* now wait for an acknowledgement */
+ exit_loop = 0;
+ while (!exit_loop) {
+ cb_data.msg_ready = 0;
+ pthread_cond_wait(&(cb_data.cond), &(cb_data.mutex));
+ /* verify the condition - remember, we have the mutex! */
+ if (cb_data.msg_ready) {
+ while (NULL != (msg = trpc_mq_pop(trpc))) {
+ msg_type = tr_mq_msg_get_message(msg);
+ /* ignore anything except an exit ack */
+ if (0 == strcmp(msg_type, TR_MQMSG_TRPC_EXIT_OK))
+ exit_loop = 1;
+ }
+ }
+ }
+ }
talloc_free(tmp_ctx);
return NULL;
if (trust_router_name==NULL)
return TRP_NOMEM;
- for (cur=cfg->idp_realms; cur!=NULL; cur=cur->next) {
+ for (cur=cfg->ctable->idp_realms; cur!=NULL; cur=cur->next) {
local_routes=tr_make_local_routes(tmp_ctx, cur, trust_router_name, &n_routes);
for (ii=0; ii<n_routes; ii++)
trps_add_route(trps, local_routes[ii]);
{
TR_INSTANCE *tr=talloc_get_type_abort(cookie, TR_INSTANCE);
TRPS_INSTANCE *trps=tr->trps;
+ char *table_str=NULL;
tr->cfgwatch->poll_interval.tv_sec=new_cfg->internal->cfg_poll_interval;
tr->cfgwatch->poll_interval.tv_usec=0;
tr->cfgwatch->settling_time.tv_sec=new_cfg->internal->cfg_settling_time;
tr->cfgwatch->settling_time.tv_usec=0;
+ /* These need to be updated */
+ tr->tids->hostname = new_cfg->internal->hostname;
+ tr->mons->hostname = new_cfg->internal->hostname;
+
+ /* Update the authorized monitoring gss names */
+ if (tr->mons->authorized_gss_names) {
+ tr_debug("tr_config_changed: freeing tr->mons->authorized_gss_names");
+ tr_gss_names_free(tr->mons->authorized_gss_names);
+ }
+ tr->mons->authorized_gss_names = tr_gss_names_dup(tr->mons, new_cfg->internal->monitoring_credentials);
+ if (tr->mons->authorized_gss_names == NULL) {
+ tr_err("tr_config_changed: Error configuring monitoring credentials");
+ }
+
trps_set_connect_interval(trps, new_cfg->internal->trp_connect_interval);
trps_set_update_interval(trps, new_cfg->internal->trp_update_interval);
trps_set_sweep_interval(trps, new_cfg->internal->trp_sweep_interval);
- trps_set_ctable(trps, new_cfg->comms);
+ trps_set_ctable(trps, new_cfg->ctable);
trps_set_ptable(trps, new_cfg->peers);
trps_set_peer_status_callback(trps, tr_peer_status_change, (void *)trps);
trps_clear_rtable(trps); /* should we do this every time??? */
trps_update_active_routes(trps); /* find new routes */
trps_update(trps, TRP_UPDATE_TRIGGERED); /* send any triggered routes */
tr_print_config(new_cfg);
- tr_trps_print_route_table(trps, stderr);
+ table_str=tr_trps_route_table_to_str(NULL, trps);
+ if (table_str!=NULL) {
+ tr_info(table_str);
+ talloc_free(table_str);
+ }
+ table_str=tr_trps_comm_table_to_str(NULL, trps);
+ if (table_str!=NULL) {
+ tr_info(table_str);
+ talloc_free(table_str);
+ }
}