Module: kamailio Branch: master Commit: 1980c79d4fb2111c8c245045035f4ecb5d17fd7f URL: https://github.com/kamailio/kamailio/commit/1980c79d4fb2111c8c245045035f4ecb...

Author: Armen Babikyan armen@firespotter.com Committer: Daniel-Constantin Mierla miconda@gmail.com Date: 2016-01-04T23:05:30+01:00

core: trigger event_route execution for unexpectedly-closed and client-closed tcp connections

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Modified: tcp_read.c

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Diff: https://github.com/kamailio/kamailio/commit/1980c79d4fb2111c8c245045035f4ecb... Patch: https://github.com/kamailio/kamailio/commit/1980c79d4fb2111c8c245045035f4ecb...

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diff --git a/tcp_read.c b/tcp_read.c index bf07574..84ddf90 100644 --- a/tcp_read.c +++ b/tcp_read.c @@ -186,6 +186,25 @@ int tcp_http11_continue(struct tcp_connection *c) } #endif /* HTTP11 */

+static int tcp_make_closed_event(struct receive_info* rcv_info, struct tcp_connection* con) +{ + int ret; + tcp_event_info_t tev; + + ret = 0; + LM_DBG("TCP closed event creation triggered\n"); + if(likely(sr_event_enabled(SREV_TCP_CLOSED))) { + memset(&tev, 0, sizeof(tcp_event_info_t)); + tev.type = SREV_TCP_CLOSED; + tev.rcv = rcv_info; + tev.con = con; + ret = sr_event_exec(SREV_TCP_CLOSED, (void*)(&tev)); + } else { + LM_DBG("no callback registering for handling TCP closed event - dropping!\n"); + } + return ret; +} +

/** reads data from an existing tcp connection. * Side-effects: blacklisting, sets connection state to S_CONN_OK, tcp stats. @@ -272,12 +291,20 @@ int tcp_read_data(int fd, struct tcp_connection *c, strerror(errno), errno, ip_addr2a(&c->rcv.src_ip), c->rcv.src_port, ip_addr2a(&c->rcv.dst_ip), c->rcv.dst_port); + + if((errno == ECONNRESET || errno == ETIMEDOUT) && likely(c->rcv.proto_reserved1 != 0)){ + tcp_make_closed_event(&c->rcv, c); + } + return -1; } }else if (unlikely((bytes_read==0) || (*flags & RD_CONN_FORCE_EOF))){ c->state=S_CONN_EOF; *flags|=RD_CONN_EOF; + if (likely(c->rcv.proto_reserved1 != 0)){ + tcp_make_closed_event(&c->rcv, c); + } LM_DBG("EOF on %p, FD %d ([%s]:%u -> [%s]:%u)\n", c, fd, ip_addr2a(&c->rcv.src_ip), c->rcv.src_port, ip_addr2a(&c->rcv.dst_ip), c->rcv.dst_port);