Module: kamailio Branch: master Commit: 3e12b407643b2d0578aa831923eb769b493473cf URL: https://github.com/kamailio/kamailio/commit/3e12b407643b2d0578aa831923eb769b...
Author: Daniel-Constantin Mierla miconda@gmail.com Committer: GitHub noreply@github.com Date: 2017-03-09T12:40:14+01:00
Merge pull request #1017 from lazedo/presence-cseq-offset-master
presence: add a offset for allowed cseq difference
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Modified: src/modules/presence/doc/presence_admin.xml Modified: src/modules/presence/presence.c Modified: src/modules/presence/presence.h Modified: src/modules/presence/subscribe.c
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Diff: https://github.com/kamailio/kamailio/commit/3e12b407643b2d0578aa831923eb769b... Patch: https://github.com/kamailio/kamailio/commit/3e12b407643b2d0578aa831923eb769b...
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diff --git a/src/modules/presence/doc/presence_admin.xml b/src/modules/presence/doc/presence_admin.xml index 1640fe7..f3b9d1a 100644 --- a/src/modules/presence/doc/presence_admin.xml +++ b/src/modules/presence/doc/presence_admin.xml @@ -175,7 +175,25 @@ modparam("presence", "clean_period", 100) </programlisting> </example> </section> - <section id="presence.p.db_update_period"> + <section id="presence.p.cseq_offset"> + <title><varname>cseq_offset</varname> (int)</title> + <para> + The allowed offset between server and client cseq. + </para> + <para> + <emphasis>Default value is <quote>0</quote>. + </emphasis> + </para> + <example> + <title>Set <varname>cseq_offset</varname> parameter</title> + <programlisting format="linespecific"> + ... + modparam("presence", "cseq_offset", 1) + ... + </programlisting> + </example> + </section> + <section id="presence.p.db_update_period"> <title><varname>db_update_period</varname> (int)</title> <para> The period at which to synchronize cached subscriber info with the diff --git a/src/modules/presence/presence.c b/src/modules/presence/presence.c index f9e40bb..5d3ce1a 100644 --- a/src/modules/presence/presence.c +++ b/src/modules/presence/presence.c @@ -145,6 +145,7 @@ char prefix='a'; int startup_time=0; str db_url = {0, 0}; int expires_offset = 0; +int pres_cseq_offset = 0; uint32_t min_expires= 0; int min_expires_action= 1; uint32_t max_expires= 3600; @@ -231,6 +232,7 @@ static param_export_t params[]={ { "retrieve_order", PARAM_INT, &pres_retrieve_order}, { "retrieve_order_by", PARAM_STR, &pres_retrieve_order_by}, { "sip_uri_match", PARAM_INT, &pres_uri_match}, + { "cseq_offset", PARAM_INT, &pres_cseq_offset}, {0,0,0} };
diff --git a/src/modules/presence/presence.h b/src/modules/presence/presence.h index 62afa7d..4dbc324 100644 --- a/src/modules/presence/presence.h +++ b/src/modules/presence/presence.h @@ -71,6 +71,7 @@ extern int pid; extern int startup_time; extern char *to_tag_pref; extern int expires_offset; +extern int pres_cseq_offset; extern str server_address; extern uint32_t min_expires; extern int min_expires_action; diff --git a/src/modules/presence/subscribe.c b/src/modules/presence/subscribe.c index 1d96dbf..e8c9cea 100644 --- a/src/modules/presence/subscribe.c +++ b/src/modules/presence/subscribe.c @@ -1666,7 +1666,7 @@ int get_stored_info(struct sip_msg* msg, subs_t* subs, int* reply_code,
subs->local_cseq= s->local_cseq +1;
- if(subs->remote_cseq<= s->remote_cseq) + if(subs->remote_cseq + pres_cseq_offset <= s->remote_cseq) { LM_ERR("wrong sequence number;received: %d - stored: %d\n", subs->remote_cseq, s->remote_cseq); @@ -1782,7 +1782,7 @@ int get_database_info(struct sip_msg* msg, subs_t* subs, int* reply_code, str* r row_vals = ROW_VALUES(row); remote_cseq= row_vals[remote_cseq_col].val.int_val;
- if(subs->remote_cseq<= remote_cseq) + if(subs->remote_cseq + pres_cseq_offset <= remote_cseq) { LM_ERR("wrong sequence number received: %d - stored: %d\n", subs->remote_cseq, remote_cseq);
-
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