Module: kamailio Branch: master Commit: c29fffb6890ffbf099ba2556ca6d90138b4497cd URL: https://github.com/kamailio/kamailio/commit/c29fffb6890ffbf099ba2556ca6d901… Author: Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; Committer: Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; Date: 2020-11-17T11:45:06+01:00 secsipid: new function secsipid_get_url(url, ovar) - convenience function to get the content of an URL and store the result in a variable, can be used to build caching of public keys with htable --- Modified: src/modules/secsipid/secsipid_mod.c --- Diff: https://github.com/kamailio/kamailio/commit/c29fffb6890ffbf099ba2556ca6d901… Patch: https://github.com/kamailio/kamailio/commit/c29fffb6890ffbf099ba2556ca6d901… --- diff --git a/src/modules/secsipid/secsipid_mod.c b/src/modules/secsipid/secsipid_mod.c index b6f4bd53aa..4ea510b4e0 100644 --- a/src/modules/secsipid/secsipid_mod.c +++ b/src/modules/secsipid/secsipid_mod.c @@ -29,6 +29,7 @@ #include "../../core/dprint.h" #include "../../core/mod_fix.h" #include "../../core/data_lump.h" +#include "../../core/lvalue.h" #include "../../core/kemi.h" #include "secsipid.h" @@ -49,6 +50,7 @@ static int w_secsipid_check_identity(sip_msg_t *msg, char *pkeypath, char *str2) static int w_secsipid_check_identity_pubkey(sip_msg_t *msg, char *pkeyval, char *str2); static int w_secsipid_add_identity(sip_msg_t *msg, char *porigtn, char *pdesttn, char *pattest, char *porigid, char *px5u, char *pkeypath); +static int w_secsipid_get_url(sip_msg_t *msg, char *purl, char *pout); /* clang-format off */ @@ -59,6 +61,8 @@ static cmd_export_t cmds[]={ fixup_spve_null, fixup_free_spve_null, ANY_ROUTE}, {"secsipid_add_identity", (cmd_function)w_secsipid_add_identity, 6, fixup_spve_all, fixup_free_spve_all, ANY_ROUTE}, + {"secsipid_get_url", (cmd_function)w_secsipid_get_url, 2, + fixup_spve_pvar, fixup_free_spve_pvar, ANY_ROUTE}, {0, 0, 0, 0, 0, 0} }; @@ -316,6 +320,85 @@ static int w_secsipid_add_identity(sip_msg_t *msg, char *porigtn, char *pdesttn, &attest, &origid, &x5u, &keypath); } +/** + * + */ +static str _secsipid_get_url_val = STR_NULL; +/** + * + */ +static sr_kemi_xval_t _sr_kemi_secsipid_xval = {0}; + +/** + * + */ +static sr_kemi_xval_t* ki_secsipid_get_url(sip_msg_t *msg, str *surl) +{ + int r; + + memset(&_sr_kemi_secsipid_xval, 0, sizeof(sr_kemi_xval_t)); + + if(msg==NULL) { + sr_kemi_xval_null(&_sr_kemi_secsipid_xval, SR_KEMI_XVAL_NULL_EMPTY); + return &_sr_kemi_secsipid_xval; + } + + if(_secsipid_get_url_val.s != NULL) { + free(_secsipid_get_url_val.s); + _secsipid_get_url_val.len = 0; + } + + r = SecSIPIDGetURLContent(surl->s, secsipid_timeout, &_secsipid_get_url_val.s, + &_secsipid_get_url_val.len); + if(r!=0) { + sr_kemi_xval_null(&_sr_kemi_secsipid_xval, SR_KEMI_XVAL_NULL_EMPTY); + return &_sr_kemi_secsipid_xval; + } + + _sr_kemi_secsipid_xval.vtype = SR_KEMIP_STR; + _sr_kemi_secsipid_xval.v.s = _secsipid_get_url_val; + + return &_sr_kemi_secsipid_xval; +} + +/** + * + */ +static int w_secsipid_get_url(sip_msg_t *msg, char *purl, char *povar) +{ + int r; + pv_spec_t *ovar; + pv_value_t val; + str surl = {NULL, 0}; + + if(fixup_get_svalue(msg, (gparam_t*)purl, &surl)<0) { + LM_ERR("failed to get url parameter\n"); + return -1; + } + if(_secsipid_get_url_val.s != NULL) { + free(_secsipid_get_url_val.s); + _secsipid_get_url_val.len = 0; + } + + r = SecSIPIDGetURLContent(surl.s, secsipid_timeout, &_secsipid_get_url_val.s, + &_secsipid_get_url_val.len); + if(r!=0) { + return -1; + } + ovar = (pv_spec_t *)povar; + + val.rs = _secsipid_get_url_val; + val.flags = PV_VAL_STR; + if(ovar->setf) { + ovar->setf(msg, &ovar->pvp, (int)EQ_T, &val); + } else { + LM_WARN("target pv is not writable\n"); + return -1; + } + + return 1; +} + /** * */ @@ -336,6 +419,11 @@ static sr_kemi_t sr_kemi_secsipid_exports[] = { { SR_KEMIP_STR, SR_KEMIP_NONE, SR_KEMIP_NONE, SR_KEMIP_NONE, SR_KEMIP_NONE, SR_KEMIP_NONE } }, + { str_init("secsipid"), str_init("secsipid_get_url"), + SR_KEMIP_XVAL, ki_secsipid_get_url, + { SR_KEMIP_STR, SR_KEMIP_NONE, SR_KEMIP_NONE, + SR_KEMIP_NONE, SR_KEMIP_NONE, SR_KEMIP_NONE } + }, { {0, 0}, {0, 0}, 0, NULL, { 0, 0, 0, 0, 0, 0 } } };