X-Git-Url: http://git.sameswireless.fr/l2tpns.git/blobdiff_plain/b09ad455e057b0a03cab8ac0764ef6b871ff8b87..30b64bb9f99720d8886057caeb519f2524f1b4cf:/cluster.c?ds=sidebyside diff --git a/cluster.c b/cluster.c index 4035f49..e3e7f01 100644 --- a/cluster.c +++ b/cluster.c @@ -1,6 +1,6 @@ // L2TPNS Clustering Stuff -char const *cvs_id_cluster = "$Id: cluster.c,v 1.28 2004/12/22 05:30:58 bodea Exp $"; +char const *cvs_id_cluster = "$Id: cluster.c,v 1.26.2.5 2005/05/02 09:03:27 bodea Exp $"; #include #include @@ -38,12 +38,11 @@ char const *cvs_id_cluster = "$Id: cluster.c,v 1.28 2004/12/22 05:30:58 bodea Ex */ // Module variables. -int cluster_sockfd = 0; // The filedescriptor for the cluster communications port. +int cluster_sockfd = 0; // The filedescriptor for the cluster communications port. in_addr_t my_address = 0; // The network address of my ethernet port. static int walk_session_number = 0; // The next session to send when doing the slow table walk. static int walk_tunnel_number = 0; // The next tunnel to send when doing the slow table walk. -int forked = 0; // Sanity check: CLI must not diddle with heartbeat table #define MAX_HEART_SIZE (8192) // Maximum size of heartbeat packet. Must be less than max IP packet size :) #define MAX_CHANGES (MAX_HEART_SIZE/(sizeof(sessiont) + sizeof(int) ) - 2) // Assumes a session is the biggest type! @@ -406,18 +405,18 @@ void master_update_counts(void) if ( walk_session_number > config->cluster_highest_sessionid) walk_session_number = 1; - if (!sess_count[walk_session_number].cin && !sess_count[walk_session_number].cout) + if (!sess_local[walk_session_number].cin && !sess_local[walk_session_number].cout) continue; // Unused. Skip it. b[c].sid = walk_session_number; - b[c].in = sess_count[walk_session_number].cin; - b[c].out = sess_count[walk_session_number].cout; + b[c].in = sess_local[walk_session_number].cin; + b[c].out = sess_local[walk_session_number].cout; if (++c > MAX_B_RECS) // Send a max of 400 elements in a packet. break; // Reset counters. - sess_count[walk_session_number].cin = sess_count[walk_session_number].cout = 0; + sess_local[walk_session_number].cin = sess_local[walk_session_number].cout = 0; } if (!c) // Didn't find any that changes. Get out of here! @@ -571,38 +570,42 @@ void cluster_check_master(void) ++count; } - if (session[i].tunnel == T_FREE) { // Unused session. Add to free list. + if (!session[i].opened) { // Unused session. Add to free list. + memset(&session[i], 0, sizeof(session[i])); + session[i].tunnel = T_FREE; session[last_free].next = i; session[i].next = 0; last_free = i; + continue; } - // Reset all the idle timeouts.. + // Reset idle timeouts.. session[i].last_packet = time_now; + // Reset die relative to our uptime rather than the old master's + if (session[i].die) session[i].die = TIME; + // Accumulate un-sent byte counters. - session[i].cin += sess_count[i].cin; - session[i].cout += sess_count[i].cout; - session[i].total_cin += sess_count[i].cin; - session[i].total_cout += sess_count[i].cout; + session[i].cin += sess_local[i].cin; + session[i].cout += sess_local[i].cout; + session[i].total_cin += sess_local[i].cin; + session[i].total_cout += sess_local[i].cout; - sess_count[i].cin = sess_count[i].cout = 0; + sess_local[i].cin = sess_local[i].cout = 0; session[i].radius = 0; // Reset authentication as the radius blocks aren't up to date. if (session[i].unique_id >= high_unique_id) // This is different to the index into the session table!!! high_unique_id = session[i].unique_id+1; - session[i].tbf_in = session[i].tbf_out = 0; // Remove stale pointers from old master. throttle_session(i, session[i].throttle_in, session[i].throttle_out); - if (session[i].tunnel != T_FREE && i > config->cluster_highest_sessionid) - config->cluster_highest_sessionid = i; + config->cluster_highest_sessionid = i; } session[last_free].next = 0; // End of chain. - last_id = high_unique_id; // Keep track of the highest used session ID. + last_id = high_unique_id; // Keep track of the highest used session ID. become_master(); @@ -650,12 +653,12 @@ static void cluster_check_sessions(int highsession, int freesession_ptr, int hig config->cluster_undefined_sessions = 0; for (i = 1 ; i < MAXSESSION; ++i) { if (i > highsession) { - session[i].tunnel = 0; // Defined. + if (session[i].tunnel == T_UNDEF) session[i].tunnel = T_FREE; // Defined. continue; } - if (session[i].tunnel != T_UNDEF) - continue; - ++config->cluster_undefined_sessions; + + if (session[i].tunnel == T_UNDEF) + ++config->cluster_undefined_sessions; } // Clear out defined tunnels, counting the number of @@ -663,12 +666,12 @@ static void cluster_check_sessions(int highsession, int freesession_ptr, int hig config->cluster_undefined_tunnels = 0; for (i = 1 ; i < MAXTUNNEL; ++i) { if (i > hightunnel) { - tunnel[i].state = TUNNELFREE; // Defined. + if (tunnel[i].state == TUNNELUNDEF) tunnel[i].state = TUNNELFREE; // Defined. continue; } - if (tunnel[i].state != TUNNELUNDEF) - continue; - ++config->cluster_undefined_tunnels; + + if (tunnel[i].state == TUNNELUNDEF) + ++config->cluster_undefined_tunnels; } @@ -867,11 +870,6 @@ int cluster_send_session(int sid) return -1; } - if (forked) { - LOG(0, sid, 0, "cluster_send_session called from child process!\n"); - return -1; - } - return type_changed(C_CSESSION, sid); } @@ -1033,7 +1031,9 @@ static int cluster_handle_bytes(char *data, int size) session[b->sid].cin += b->in; session[b->sid].cout += b->out; - session[b->sid].last_packet = time_now; // Reset idle timer! + + if (b->in) + session[b->sid].last_packet = time_now; // Reset idle timer! size -= sizeof(*b); ++b;