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@ -124,16 +124,6 @@
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</para></note>
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</description>
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</configOption>
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<configOption name="transport">
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<synopsis>Match against a transport type.</synopsis>
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<description>
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<para>When using the ip or transport identifier, this option
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can be used to match the transport type <literal>(udp or tcp)
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</literal> as well.</para>
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<para>When omitted, or left empty, which is the default, it
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won't match against the transport type.</para>
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</description>
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</configOption>
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<configOption name="type">
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<synopsis>Must be of type 'identify'.</synopsis>
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</configOption>
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@ -161,8 +151,6 @@ struct ip_identify_match {
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AST_STRING_FIELD(match_header_name);
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/*! SIP header value of the match_header string */
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AST_STRING_FIELD(match_header_value);
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/*! The name of the transport type */
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AST_STRING_FIELD(transport);
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);
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/*! Compiled match_header regular expression when is_header_regex is non-zero */
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regex_t regex_header_buf;
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@ -180,12 +168,6 @@ struct ip_identify_match {
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unsigned int is_request_uri_regex:1;
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};
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/*! \brief Structure for a socket address with transport */
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struct ast_sockaddr_with_tp {
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struct ast_sockaddr addr;
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char tp[128];
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};
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/*! \brief Destructor function for a matching object */
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static void ip_identify_destroy(void *obj)
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{
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@ -321,29 +303,18 @@ static int request_identify_match_check(void *obj, void *arg, int flags)
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static int ip_identify_match_check(void *obj, void *arg, int flags)
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{
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struct ip_identify_match *identify = obj;
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struct ast_sockaddr_with_tp *addr_with_tp = arg;
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struct ast_sockaddr address = addr_with_tp->addr;
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struct ast_sockaddr *addr = arg;
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int sense;
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sense = ast_apply_ha(identify->matches, &address);
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sense = ast_apply_ha(identify->matches, addr);
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if (sense != AST_SENSE_ALLOW) {
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ast_debug(3, "Address %s matches identify '%s'\n",
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ast_sockaddr_stringify(&address),
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ast_sorcery_object_get_id(identify));
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if (ast_strlen_zero(identify->transport) || !strcasecmp(identify->transport, addr_with_tp->tp)) {
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ast_debug(3, "Transport %s matches identify '%s'\n",
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addr_with_tp->tp,
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ast_sorcery_object_get_id(identify));
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return CMP_MATCH;
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} else {
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ast_debug(3, "Transport %s match not matched identify '%s'\n",
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addr_with_tp->tp,
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ast_debug(3, "Source address %s matches identify '%s'\n",
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ast_sockaddr_stringify(addr),
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ast_sorcery_object_get_id(identify));
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return 0;
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}
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return CMP_MATCH;
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} else {
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ast_debug(3, "Address %s does not match identify '%s'\n",
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ast_sockaddr_stringify(&address),
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ast_debug(3, "Source address %s does not match identify '%s'\n",
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ast_sockaddr_stringify(addr),
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ast_sorcery_object_get_id(identify));
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return 0;
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}
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@ -384,54 +355,18 @@ static struct ast_sip_endpoint *common_identify(ao2_callback_fn *identify_match_
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static struct ast_sip_endpoint *ip_identify(pjsip_rx_data *rdata)
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{
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struct ast_sockaddr_with_tp addr_with_tp = { { { 0, } }, };
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pj_ansi_strxcpy(addr_with_tp.tp, rdata->tp_info.transport->type_name, sizeof(addr_with_tp.tp));
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ast_sockaddr_parse(&addr_with_tp.addr, rdata->pkt_info.src_name, PARSE_PORT_FORBID);
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ast_sockaddr_set_port(&addr_with_tp.addr, rdata->pkt_info.src_port);
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return common_identify(ip_identify_match_check, &addr_with_tp);
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}
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static struct ast_sip_endpoint *transport_identify(pjsip_rx_data *rdata)
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{
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char buffer[PJ_INET6_ADDRSTRLEN];
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pj_status_t status;
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struct ast_sockaddr_with_tp addr_with_tp = { { { 0, } }, };
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union pj_sockaddr sock = rdata->tp_info.transport->local_addr;
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pj_ansi_strxcpy(addr_with_tp.tp, rdata->tp_info.transport->type_name, sizeof(addr_with_tp.tp));
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if (sock.addr.sa_family == PJ_AF_INET6) {
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status = pj_inet_ntop(PJ_AF_INET6, &(sock.ipv6.sin6_addr), buffer, PJ_INET6_ADDRSTRLEN);
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if (status == PJ_SUCCESS && !strcmp(buffer, "::")) {
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ast_log(LOG_WARNING, "Matching against '::' may be unpredictable.\n");
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}
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} else {
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status = pj_inet_ntop(PJ_AF_INET, &(sock.ipv4.sin_addr), buffer, PJ_INET_ADDRSTRLEN);
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if (status == PJ_SUCCESS && !strcmp(buffer, "0.0.0.0")) {
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ast_log(LOG_WARNING, "Matching against '0.0.0.0' may be unpredictable.\n");
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}
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}
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struct ast_sockaddr addr = { { 0, } };
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if (status == PJ_SUCCESS) {
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ast_sockaddr_parse(&addr_with_tp.addr, buffer, PARSE_PORT_FORBID);
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ast_sockaddr_set_port(&addr_with_tp.addr, rdata->tp_info.transport->local_name.port);
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ast_sockaddr_parse(&addr, rdata->pkt_info.src_name, PARSE_PORT_FORBID);
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ast_sockaddr_set_port(&addr, rdata->pkt_info.src_port);
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return common_identify(ip_identify_match_check, &addr_with_tp);
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} else {
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return NULL;
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}
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return common_identify(ip_identify_match_check, &addr);
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}
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static struct ast_sip_endpoint_identifier ip_identifier = {
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.identify_endpoint = ip_identify,
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};
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static struct ast_sip_endpoint_identifier transport_identifier = {
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.identify_endpoint = transport_identify,
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};
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static struct ast_sip_endpoint *header_identify(pjsip_rx_data *rdata)
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{
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return common_identify(header_identify_match_check, rdata);
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@ -595,12 +530,6 @@ static int ip_identify_apply(const struct ast_sorcery *sorcery, void *obj)
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return -1;
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}
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if (!ast_strlen_zero(identify->transport)) {
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if (ast_string_field_set(identify, transport, identify->transport)) {
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return -1;
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}
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}
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if (!ast_strlen_zero(identify->match_header)) {
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char *c_header;
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char *c_value;
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@ -950,13 +879,6 @@ static int cli_print_body(void *obj, void *arg, int flags)
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addr, ast_sockaddr_cidr_bits(&match->netmask));
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}
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if (!ast_strlen_zero(ident->transport)) {
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ast_str_append(&context->output_buffer, 0, "%*s: %s\n",
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indent,
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"Transport",
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ident->transport);
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}
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if (!ast_strlen_zero(ident->match_header)) {
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ast_str_append(&context->output_buffer, 0, "%*s: %s\n",
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indent,
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@ -1032,13 +954,11 @@ static int load_module(void)
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ast_sorcery_object_field_register(ast_sip_get_sorcery(), "identify", "match_header", "", OPT_STRINGFIELD_T, 0, STRFLDSET(struct ip_identify_match, match_header));
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ast_sorcery_object_field_register(ast_sip_get_sorcery(), "identify", "match_request_uri", "", OPT_STRINGFIELD_T, 0, STRFLDSET(struct ip_identify_match, match_request_uri));
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ast_sorcery_object_field_register(ast_sip_get_sorcery(), "identify", "srv_lookups", "yes", OPT_BOOL_T, 1, FLDSET(struct ip_identify_match, srv_lookups));
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ast_sorcery_object_field_register(ast_sip_get_sorcery(), "identify", "transport", "", OPT_STRINGFIELD_T, 0, STRFLDSET(struct ip_identify_match, transport));
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ast_sorcery_load_object(ast_sip_get_sorcery(), "identify");
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ast_sip_register_endpoint_identifier_with_name(&ip_identifier, "ip");
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ast_sip_register_endpoint_identifier_with_name(&header_identifier, "header");
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ast_sip_register_endpoint_identifier_with_name(&request_identifier, "request_uri");
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ast_sip_register_endpoint_identifier_with_name(&transport_identifier, "transport");
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ast_sip_register_endpoint_formatter(&endpoint_identify_formatter);
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cli_formatter = ao2_alloc(sizeof(struct ast_sip_cli_formatter_entry), NULL);
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@ -1075,7 +995,6 @@ static int unload_module(void)
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ast_sip_unregister_endpoint_identifier(&header_identifier);
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ast_sip_unregister_endpoint_identifier(&request_identifier);
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ast_sip_unregister_endpoint_identifier(&ip_identifier);
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ast_sip_unregister_endpoint_identifier(&transport_identifier);
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return 0;
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}
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George Joseph
11 months ago