Module: sip-router
Branch: 3.1
Commit: 30f7a6d7d7fdd24c0c069e60c9162bfa57849a47
URL:    
http://git.sip-router.org/cgi-bin/gitweb.cgi/sip-router/?a=commit;h=30f7a6d7d7fdd24c0c069e60c9162bfa57849a47

Author: Daniel-Constantin Mierla <[email protected]>
Committer: Daniel-Constantin Mierla <[email protected]>
Date:   Fri Oct 29 16:50:42 2010 +0200

sanity: parameter to control dropping of broken messages

- new modparam autodrop to be able to return to config even when the
  message is broken
- default value is 1 - drop (return 0) - for backward compatibility
- set it to 0 to get return -1 to config - take care in config to exit
  execution. This mode is good for logging purposes
- autodrop=0 helps to get similar functionality for error_route in
  1.5.x, where such cases could be recorded to xlog
- reported by Sergey Okhapkin
(cherry picked from commit 39a8108c62a2beafba18417613b9660a8abef86a)

---

 modules/sanity/mod_sanity.c |   63 ++++++++++++++++++++++++------------------
 1 files changed, 36 insertions(+), 27 deletions(-)

diff --git a/modules/sanity/mod_sanity.c b/modules/sanity/mod_sanity.c
index 3e748d9..ffe888f 100644
--- a/modules/sanity/mod_sanity.c
+++ b/modules/sanity/mod_sanity.c
@@ -42,6 +42,8 @@ str pr_str    = STR_STATIC_INIT(PROXY_REQUIRE_DEF);
 
 int default_checks = SANITY_DEFAULT_CHECKS;
 int uri_checks = SANITY_DEFAULT_URI_CHECKS;
+int _sanity_drop = 1;
+
 strl* proxyrequire_list = NULL;
 
 sl_api_t slb;
@@ -67,9 +69,10 @@ static cmd_export_t cmds[] = {
  * Exported parameters
  */
 static param_export_t params[] = {
-       {"default_checks",      PARAM_INT,      &default_checks},
-       {"uri_checks",          PARAM_INT,  &uri_checks },
-       {"proxy_require",       PARAM_STR,      &pr_str         },
+       {"default_checks",      PARAM_INT,      &default_checks },
+       {"uri_checks",          PARAM_INT,      &uri_checks             },
+       {"proxy_require",       PARAM_STR,      &pr_str                 },
+       {"autodrop",            PARAM_INT,      &_sanity_drop   },
        {0, 0, 0}
 };
 
@@ -164,56 +167,62 @@ static int sanity_check(struct sip_msg* _msg, char* 
_number, char* _arg) {
                arg = (int)(long)_arg;
        }
 
+       ret = 1;
        if (SANITY_RURI_SIP_VERSION & check &&
-               (ret = check_ruri_sip_version(_msg)) != SANITY_CHECK_PASSED) {
-               return ret;
+                       (ret = check_ruri_sip_version(_msg)) != 
SANITY_CHECK_PASSED) {
+               goto done;
        }
        if (SANITY_RURI_SCHEME & check &&
-               (ret = check_ruri_scheme(_msg)) != SANITY_CHECK_PASSED) {
-               return ret;
+                       (ret = check_ruri_scheme(_msg)) != SANITY_CHECK_PASSED) 
{
+               goto done;
        }
        if (SANITY_REQUIRED_HEADERS & check &&
-               (ret = check_required_headers(_msg)) != SANITY_CHECK_PASSED) {
-               return ret;
+                       (ret = check_required_headers(_msg)) != 
SANITY_CHECK_PASSED) {
+               goto done;
        }
        if (SANITY_VIA_SIP_VERSION & check &&
-               (ret = check_via_sip_version(_msg)) != SANITY_CHECK_PASSED) {
-               return ret;
+                       (ret = check_via_sip_version(_msg)) != 
SANITY_CHECK_PASSED) {
+               goto done;
        }
        if (SANITY_VIA_PROTOCOL & check &&
-               (ret = check_via_protocol(_msg)) != SANITY_CHECK_PASSED) {
-               return ret;
+                       (ret = check_via_protocol(_msg)) != 
SANITY_CHECK_PASSED) {
+               goto done;
        }
        if (SANITY_CSEQ_METHOD & check &&
-               (ret = check_cseq_method(_msg)) != SANITY_CHECK_PASSED) {
-               return ret;
+                       (ret = check_cseq_method(_msg)) != SANITY_CHECK_PASSED) 
{
+               goto done;
        }
        if (SANITY_CSEQ_VALUE & check &&
-               (ret = check_cseq_value(_msg)) != SANITY_CHECK_PASSED) {
-               return ret;
+                       (ret = check_cseq_value(_msg)) != SANITY_CHECK_PASSED) {
+               goto done;
        }
        if (SANITY_CL & check &&
-               (ret = check_cl(_msg)) != SANITY_CHECK_PASSED) {
-               return ret;
+                       (ret = check_cl(_msg)) != SANITY_CHECK_PASSED) {
+               goto done;
        }
        if (SANITY_EXPIRES_VALUE & check &&
-               (ret = check_expires_value(_msg)) != SANITY_CHECK_PASSED) {
-               return ret;
+                       (ret = check_expires_value(_msg)) != 
SANITY_CHECK_PASSED) {
+               goto done;
        }
        if (SANITY_PROXY_REQUIRE & check &&
-               (ret = check_proxy_require(_msg)) != SANITY_CHECK_PASSED) {
-               return ret;
+                       (ret = check_proxy_require(_msg)) != 
SANITY_CHECK_PASSED) {
+               goto done;
        }
        if (SANITY_PARSE_URIS & check &&
-               (ret = check_parse_uris(_msg, arg)) != SANITY_CHECK_PASSED) {
-               return ret;
+                       (ret = check_parse_uris(_msg, arg)) != 
SANITY_CHECK_PASSED) {
+               goto done;
        }
 
        if (SANITY_CHECK_DIGEST & check &&
-               (ret = check_digest(_msg, arg)) != SANITY_CHECK_PASSED) {
-               return ret;
+                       (ret = check_digest(_msg, arg)) != SANITY_CHECK_PASSED) 
{
+               goto done;
        }
 
+done:
+       if(_sanity_drop!=0)
+               return ret;
+       return (ret==SANITY_CHECK_FAILED)?-1:ret;
+
        DBG("all sanity checks passed\n");
        /* nobody complained so everything is fine */
        return 1;


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