Module: kamailio Branch: master Commit: 97f7d248f7ce1456c1b86e07c0389d376d547520 URL: https://github.com/kamailio/kamailio/commit/97f7d248f7ce1456c1b86e07c0389d3… Author: Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; Committer: Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; Date: 2019-04-15T11:22:45+02:00 registrar: new parameter lookup_filter_mode - control what filters should be applied for lookup(...) operations - filter values are specified via filed of xavp_cfg - implemented filter for branch flags matching --- Modified: src/modules/registrar/lookup.c Modified: src/modules/registrar/registrar.c --- Diff: https://github.com/kamailio/kamailio/commit/97f7d248f7ce1456c1b86e07c0389d3… Patch: https://github.com/kamailio/kamailio/commit/97f7d248f7ce1456c1b86e07c0389d3… --- diff --git a/src/modules/registrar/lookup.c b/src/modules/registrar/lookup.c index f012d690ab..89a0b7f600 100644 --- a/src/modules/registrar/lookup.c +++ b/src/modules/registrar/lookup.c @@ -45,6 +45,54 @@ #include "lookup.h" #include "config.h" + +extern int reg_lookup_filter_mode; + +typedef struct reg_lookup_filter { + uint32_t factive; + uint32_t bflags; +} reg_lookup_filter_t; + +static reg_lookup_filter_t _reg_lookup_filter; + +static void reg_lookup_filter_init(void) +{ + str filter_bflags = str_init("rlf_bflags"); + sr_xavp_t *vavp = NULL; + + if(reg_lookup_filter_mode==0 || reg_xavp_cfg.s==NULL) { + return; + } + memset(&_reg_lookup_filter, 0, sizeof(reg_lookup_filter_t)); + + if((reg_lookup_filter_mode & 1) + && (vavp = xavp_get_child_with_ival(&reg_xavp_cfg, + &filter_bflags)) != NULL) { + if(vavp->val.v.i != 0) { + _reg_lookup_filter.bflags = (uint32_t)vavp->val.v.i; + _reg_lookup_filter.factive = 1; + } + } + return; +} + +static int reg_lookup_filter_match(ucontact_t* ptr) +{ + if(reg_lookup_filter_mode==0 || reg_xavp_cfg.s==NULL) { + return 1; + } + if(_reg_lookup_filter.factive==0) { + return 1; + } + if(_reg_lookup_filter.bflags!=0) { + if((_reg_lookup_filter.bflags & ptr->cflags)==0) { + return 0; + } + } + return 1; + +} + static int has_to_tag(struct sip_msg* msg) { if (parse_to_header(msg) < 0) return 0; @@ -223,6 +271,7 @@ int lookup_helper(struct sip_msg* _m, udomain_t* _d, str* _uri, int _mode) } get_act_time(); + reg_lookup_filter_init(); if(puri.gr.s==NULL || puri.gr_val.len>0) { @@ -251,10 +300,12 @@ int lookup_helper(struct sip_msg* _m, udomain_t* _d, str* _uri, int _mode) break; } } else { - /* no-gruu - found by address */ - LM_DBG("contact for [%.*s] found by address\n", - aor.len, ZSW(aor.s)); - break; + if(reg_lookup_filter_match(ptr)) { + /* no-gruu - found by address */ + LM_DBG("contact for [%.*s] found by address\n", + aor.len, ZSW(aor.s)); + break; + } } } else { LM_DBG("contact for [%.*s] cannot handle the SIP method\n", @@ -417,7 +468,8 @@ int lookup_helper(struct sip_msg* _m, udomain_t* _d, str* _uri, int _mode) if (!cfg_get(registrar, registrar_cfg, append_branches)) goto done; for( ; ptr ; ptr = ptr->next ) { - if (VALID_CONTACT(ptr, act_time) && allowed_method(_m, ptr)) { + if (VALID_CONTACT(ptr, act_time) && allowed_method(_m, ptr) + && reg_lookup_filter_match(ptr)) { path_dst.len = 0; if(ptr->path.s && ptr->path.len) { path_str = ptr->path; diff --git a/src/modules/registrar/registrar.c b/src/modules/registrar/registrar.c index 5ea2a5f99c..4a9d6f5332 100644 --- a/src/modules/registrar/registrar.c +++ b/src/modules/registrar/registrar.c @@ -135,6 +135,8 @@ str sock_hdr_name = {0,0}; int reg_expire_event_rt = -1; /* default disabled */ str reg_event_callback = STR_NULL; +int reg_lookup_filter_mode = 0; + sr_kemi_eng_t *keng = NULL; #define RCV_NAME "received" @@ -239,6 +241,7 @@ static param_export_t params[] = { {"flow_timer", INT_PARAM, &reg_flow_timer }, {"contact_max_size", INT_PARAM, &contact_max_size }, {"event_callback", PARAM_STR, &reg_event_callback }, + {"lookup_filter_mode", INT_PARAM, &reg_lookup_filter_mode }, {0, 0, 0} };