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BOUNTY-15 - add user-agent-filter and max-registrations-per-extension

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git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@16557 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Rupa Schomaker
2010-02-02 21:04:41 +00:00
parent 639d72cbc8
commit 86e022f516
4 changed files with 88 additions and 2 deletions
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src/mod/endpoints/mod_sofia/sofia_reg.c
+70 -2
View File
@@ -1647,6 +1647,15 @@ static int sofia_reg_nonce_callback(void *pArg, int argc, char **argv, char **co
return 0;
}
static int sofia_reg_regcount_callback(void *pArg, int argc, char **argv, char **columnNames)
{
int *ret = (int *) pArg;
if (argc == 1) {
*ret = atoi(argv[0]);
}
return 0;
}
auth_res_t sofia_reg_parse_auth(sofia_profile_t *profile,
sip_authorization_t const *authorization,
sip_t const *sip,
@@ -1682,6 +1691,9 @@ auth_res_t sofia_reg_parse_auth(sofia_profile_t *profile,
const char *auth_acl = NULL;
long ncl = 0;
sip_unknown_t *un;
const char *user_agent = NULL;
const char *user_agent_filter = profile->user_agent_filter;
uint32_t max_registrations_perext = profile->max_registrations_perext;
username = realm = nonce = uri = qop = cnonce = nc = response = NULL;
@@ -1741,6 +1753,8 @@ auth_res_t sofia_reg_parse_auth(sofia_profile_t *profile,
}
}
user_agent = (sip && sip->sip_user_agent) ? sip->sip_user_agent->g_string : "unknown";
if (zstr(np)) {
nonce_cb_t cb = { 0 };
long nc_long = 0;
@@ -1777,8 +1791,7 @@ auth_res_t sofia_reg_parse_auth(sofia_profile_t *profile,
switch_assert(params);
switch_event_add_header_string(params, SWITCH_STACK_BOTTOM, "action", "sip_auth");
switch_event_add_header_string(params, SWITCH_STACK_BOTTOM, "sip_profile", profile->name);
switch_event_add_header_string(params, SWITCH_STACK_BOTTOM, "sip_user_agent",
(sip && sip->sip_user_agent) ? sip->sip_user_agent->g_string : "unknown");
switch_event_add_header_string(params, SWITCH_STACK_BOTTOM, "sip_user_agent", user_agent);
switch_event_add_header_string(params, SWITCH_STACK_BOTTOM, "sip_auth_username", username);
switch_event_add_header_string(params, SWITCH_STACK_BOTTOM, "sip_auth_realm", realm);
switch_event_add_header_string(params, SWITCH_STACK_BOTTOM, "sip_auth_nonce", nonce);
@@ -1905,6 +1918,13 @@ auth_res_t sofia_reg_parse_auth(sofia_profile_t *profile,
if (!strcasecmp(var, "mwi-account")) {
mwi_account = val;
}
if (!strcasecmp(var, "user-agent-filter")) {
user_agent_filter = val;
}
if (!strcasecmp(var, "max-registrations-per-extension")) {
max_registrations_perext = atoi(val);
}
}
}
@@ -1932,6 +1952,13 @@ auth_res_t sofia_reg_parse_auth(sofia_profile_t *profile,
if (!strcasecmp(var, "mwi-account")) {
mwi_account = val;
}
if (!strcasecmp(var, "user-agent-filter")) {
user_agent_filter = val;
}
if (!strcasecmp(var, "max-registrations-per-extension")) {
max_registrations_perext = atoi(val);
}
}
}
@@ -1959,6 +1986,12 @@ auth_res_t sofia_reg_parse_auth(sofia_profile_t *profile,
if (!strcasecmp(var, "mwi-account")) {
mwi_account = val;
}
if (!strcasecmp(var, "user-agent-filter")) {
user_agent_filter = val;
}
if (!strcasecmp(var, "max-registrations-per-extension")) {
max_registrations_perext = atoi(val);
}
}
}
@@ -2046,6 +2079,41 @@ auth_res_t sofia_reg_parse_auth(sofia_profile_t *profile,
}
if (user_agent_filter) {
if (switch_regex_match(user_agent, user_agent_filter) == SWITCH_STATUS_SUCCESS) {
if (sofia_test_pflag(profile, PFLAG_LOG_AUTH_FAIL)) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "SIP auth OK (REGISTER) due to user-agent-filter. Filter \"%s\" User-Agent \"%s\"\n", user_agent_filter, user_agent);
}
} else {
ret = AUTH_FORBIDDEN;
if (sofia_test_pflag(profile, PFLAG_LOG_AUTH_FAIL)) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "SIP auth failure (REGISTER) due to user-agent-filter. Filter \"%s\" User-Agent \"%s\"\n", user_agent_filter, user_agent);
}
goto end;
}
}
if (max_registrations_perext > 0 &&
(sip && sip->sip_contact &&
(sip->sip_contact->m_expires == NULL || atol(sip->sip_contact->m_expires) > 0))) {
/* if expires is null still process */
/* expires == 0 means the phone is going to unregiser, so don't count against max */
int count = 0;
sql = switch_mprintf("select count(sip_user) from sip_registrations where sip_user='%q'", username);
switch_assert(sql != NULL);
sofia_glue_execute_sql_callback(profile, NULL, sql, sofia_reg_regcount_callback, &count);
free(sql);
if (count+1 > max_registrations_perext) {
ret = AUTH_FORBIDDEN;
if (sofia_test_pflag(profile, PFLAG_LOG_AUTH_FAIL)) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "SIP auth failure (REGISTER) due to reaching max allowed registrations. Count: %d\n", count);
}
goto end;
}
}
for_the_sake_of_interop:
if ((input = switch_mprintf("%s:%q", regstr, uri))) {