Module: sip-router Branch: master Commit: 23cddf4220439be35ccb00c9056d802d32b9bc6f URL: http://git.sip-router.org/cgi-bin/gitweb.cgi/sip-router/?a=commit;h=23cddf42...
Author: Anca Vamanu anca.vamanu@1and1.ro Committer: Anca Vamanu anca.vamanu@1and1.ro Date: Tue Mar 6 18:38:11 2012 +0200
modules_k/presence Fix and improvement for subscribe updates
Fix: wrong Cseq for Notify for terminated Subscription in some DB modes Improvement: When DB mode is DB_ONLY do only one update in active_watchers when processing one Subscribe(instead of 2)
---
modules_k/presence/hash.c | 2 +- modules_k/presence/notify.c | 47 +++------------------------------------ modules_k/presence/subscribe.c | 47 ++++++++++++++++++++++----------------- modules_k/presence/subscribe.h | 5 +-- 4 files changed, 33 insertions(+), 68 deletions(-)
diff --git a/modules_k/presence/hash.c b/modules_k/presence/hash.c index 87b0908..4208fd2 100644 --- a/modules_k/presence/hash.c +++ b/modules_k/presence/hash.c @@ -346,7 +346,7 @@ int update_shtable(shtable_t htable,unsigned int hash_code, else { subs->local_cseq = ++s->local_cseq; - s->version = ++subs->version; + subs->version = ++s->version; } if(strncmp(s->contact.s, subs->contact.s, subs->contact.len)) diff --git a/modules_k/presence/notify.c b/modules_k/presence/notify.c index 4527b5a..52cb958 100644 --- a/modules_k/presence/notify.c +++ b/modules_k/presence/notify.c @@ -1150,13 +1150,13 @@ int get_subs_db(str* pres_uri, pres_ev_t* event, str* sender, s.local_contact.len = s.local_contact.s?strlen(s.local_contact.s):0; s.event= event; - s.local_cseq = row_vals[cseq_col].val.int_val; + s.local_cseq = row_vals[cseq_col].val.int_val +1; if(row_vals[expires_col].val.int_val < (int)time(NULL)) s.expires = 0; else s.expires = row_vals[expires_col].val.int_val - (int)time(NULL); - s.version = row_vals[version_col].val.int_val; + s.version = row_vals[version_col].val.int_val +1;
s_new= mem_copy_subs(&s, PKG_MEM_TYPE); if(s_new== NULL) @@ -1182,46 +1182,6 @@ error: return -1; }
-int update_in_list(subs_t* s, subs_t* s_array, int new_rec_no, int n) -{ - int i= 0; - subs_t* ls; - - ls= s_array; - - while(i< new_rec_no) - { - i++; - ls= ls->next; - } - - for(i = 0; i< n; i++) - { - if(ls== NULL) - { - LM_ERR("wrong records count\n"); - return -1; - } - printf_subs(ls); - - if(ls->callid.len== s->callid.len && - strncmp(ls->callid.s, s->callid.s, s->callid.len)== 0 && - ls->to_tag.len== s->to_tag.len && - strncmp(ls->to_tag.s, s->to_tag.s, s->to_tag.len)== 0 && - ls->from_tag.len== s->from_tag.len && - strncmp(ls->from_tag.s, s->from_tag.s, s->from_tag.len)== 0 ) - { - ls->local_cseq= s->local_cseq; - ls->expires= s->expires- (int)time(NULL); - ls->version= s->version; - ls->status= s->status; - return 1; - } - ls= ls->next; - } - return -1; -} - subs_t* get_subs_dialog(str* pres_uri, pres_ev_t* event, str* sender) { unsigned int hash_code; @@ -1600,7 +1560,8 @@ int notify(subs_t* subs, subs_t * watcher_subs,str* n_body,int force_null_body) } } /* if DB_ONLY mode or WRITE_THROUGH update in database */ - if(subs_dbmode == DB_ONLY || subs_dbmode == WRITE_THROUGH) + if(subs->recv_event!=PRES_SUBSCRIBE_RECV && + (subs_dbmode == DB_ONLY || subs_dbmode == WRITE_THROUGH)) { LM_DBG("updating subscription to database\n"); if(update_subs_db(subs, LOCAL_TYPE)< 0) diff --git a/modules_k/presence/subscribe.c b/modules_k/presence/subscribe.c index 39f649f..7e45a9b 100644 --- a/modules_k/presence/subscribe.c +++ b/modules_k/presence/subscribe.c @@ -326,8 +326,8 @@ int insert_subs_db(subs_t* s, int type)
int update_subs_db(subs_t* subs, int type) { - db_key_t query_cols[3], update_keys[4]; - db_val_t query_vals[3], update_vals[4]; + db_key_t query_cols[3], update_keys[6]; + db_val_t query_vals[3], update_vals[6]; int n_update_cols= 0; int n_query_cols = 0;
@@ -363,18 +363,18 @@ int update_subs_db(subs_t* subs, int type) update_vals[n_update_cols].val.int_val = subs->remote_cseq; n_update_cols++; } - else - { + if(type & LOCAL_TYPE) + { update_keys[n_update_cols] = &str_local_cseq_col; update_vals[n_update_cols].type = DB1_INT; update_vals[n_update_cols].nul = 0; - update_vals[n_update_cols].val.int_val = subs->local_cseq+ 1; + update_vals[n_update_cols].val.int_val = subs->local_cseq; n_update_cols++; update_keys[n_update_cols] = &str_version_col; update_vals[n_update_cols].type = DB1_INT; update_vals[n_update_cols].nul = 0; - update_vals[n_update_cols].val.int_val = subs->version+ 1; + update_vals[n_update_cols].val.int_val = subs->version; n_update_cols++; }
@@ -425,6 +425,7 @@ int update_subscription(struct sip_msg* msg, subs_t* subs, int to_tag_gen, { unsigned int hash_code;
+ LM_DBG("update subscription\n"); printf_subs(subs);
*sent_reply= 0; @@ -489,7 +490,7 @@ int update_subscription(struct sip_msg* msg, subs_t* subs, int to_tag_gen, if(subs_dbmode == DB_ONLY || subs_dbmode== WRITE_THROUGH) { /* update in database table */ - if(update_subs_db(subs, REMOTE_TYPE)< 0) + if(update_subs_db(subs, REMOTE_TYPE|LOCAL_TYPE)< 0) { LM_ERR("updating subscription in database table\n"); goto error; @@ -506,6 +507,7 @@ int update_subscription(struct sip_msg* msg, subs_t* subs, int to_tag_gen, LM_DBG("inserting in shtable\n"); subs->db_flag = (subs_dbmode==WRITE_THROUGH)?WTHROUGHDB_FLAG:INSERTDB_FLAG; hash_code= core_hash(&subs->pres_uri, &subs->event->name, shtable_size); + subs->version = 0; if(insert_shtable(subs_htable,hash_code,subs)< 0) { LM_ERR("failed to insert new record in subs htable\n"); @@ -515,6 +517,7 @@ int update_subscription(struct sip_msg* msg, subs_t* subs, int to_tag_gen,
if(subs_dbmode == DB_ONLY || subs_dbmode == WRITE_THROUGH) { + subs->version = 1; if(insert_subs_db(subs, REMOTE_TYPE) < 0) { LM_ERR("failed to insert new record in database\n"); @@ -531,7 +534,7 @@ int update_subscription(struct sip_msg* msg, subs_t* subs, int to_tag_gen, } }
-/* reply_and_notify */ + /* reply_and_notify */
if(subs->event->type & PUBL_TYPE) { @@ -542,17 +545,17 @@ int update_subscription(struct sip_msg* msg, subs_t* subs, int to_tag_gen, goto error; } *sent_reply= 1; - + if(subs->expires!= 0 && subs->event->wipeer) - { + { LM_DBG("send Notify with winfo\n"); if(query_db_notify(&subs->pres_uri, subs->event->wipeer, subs)< 0) { LM_ERR("Could not send notify winfo\n"); goto error; - } + } if(subs->send_on_cback== 0) - { + { if(notify(subs, NULL, NULL, 0)< 0) { LM_ERR("Could not send notify\n"); @@ -723,6 +726,8 @@ int handle_subscribe(struct sip_msg* msg, char* str1, char* str2) } reason= subs.reason; } + /* mark that the received event is a SUBSCRIBE message */ + subs.recv_event = PRES_SUBSCRIBE_RECV;
/* call event specific subscription handling */ if(event->evs_subs_handl) @@ -732,7 +737,7 @@ int handle_subscribe(struct sip_msg* msg, char* str1, char* str2) LM_ERR("in event specific subscription handling\n"); goto error; } - } + }
/* if dialog initiation Subscribe - get subscription state */ @@ -740,7 +745,7 @@ int handle_subscribe(struct sip_msg* msg, char* str1, char* str2) { if(!event->req_auth) subs.status = ACTIVE_STATUS; - else + else { /* query in watchers_table */ if(get_db_subs_auth(&subs, &found)< 0) @@ -1077,8 +1082,8 @@ int extract_sdialog_info(subs_t* subs,struct sip_msg* msg, int mexp, } subs->from_tag = pfrom->tag_value;
- subs->version = 0; - + subs->version = 1; + if((!scontact.s) || (scontact.len== 0)) { if(ps_fill_local_contact(msg, &subs->local_contact)<0) @@ -1171,7 +1176,7 @@ found_rec: if(subs->pres_uri.s == NULL) subs->pres_uri= pres_uri;
- subs->version = s->version; + subs->version = s->version + 1; subs->status= s->status; if(s->reason.s && s->reason.len) { @@ -1198,7 +1203,7 @@ found_rec: subs->record_route.len= s->record_route.len; }
- subs->local_cseq= s->local_cseq; + subs->local_cseq= s->local_cseq +1;
if(subs->remote_cseq<= s->remote_cseq) { @@ -1331,8 +1336,8 @@ int get_database_info(struct sip_msg* msg, subs_t* subs, int* reply_code, str* r subs->reason.len= reason.len; }
- subs->local_cseq= row_vals[local_cseq_col].val.int_val; - subs->version= row_vals[version_col].val.int_val; + subs->local_cseq= row_vals[local_cseq_col].val.int_val + 1; + subs->version= row_vals[version_col].val.int_val + 1;
if(!EVENT_DIALOG_SLA(subs->event->evp)) { @@ -1518,7 +1523,7 @@ void update_db_subs_timer_dbonly(void) } s.event= event;
- s.local_cseq = row_vals[local_cseq_col].val.int_val; + s.local_cseq = row_vals[local_cseq_col].val.int_val +1; s.expires = 0;
s_new= mem_copy_subs(&s, PKG_MEM_TYPE); diff --git a/modules_k/presence/subscribe.h b/modules_k/presence/subscribe.h index d76bf4f..05a8fa5 100644 --- a/modules_k/presence/subscribe.h +++ b/modules_k/presence/subscribe.h @@ -50,8 +50,7 @@ struct pres_ev; and reason is polite-block */ #define POLITE_BLOCK_STATUS 5
-#define INTERNAL_UPDATE_FALSE 0 -#define INTERNAL_UPDATE_TRUE 1 +#define PRES_SUBSCRIBE_RECV 1
struct subscription { @@ -78,7 +77,7 @@ struct subscription int send_on_cback; int db_flag; str* auth_rules_doc; - int internal_update_flag; + int recv_event; struct subscription* next;
};
-
Anca Vamanu