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https://github.com/signalwire/freeswitch.git
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implemented freetdm config nodes and ss7 initial configuration
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Moises Silva committed
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4 files changed
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@@ -2032,9 +2032,133 @@ static uint32_t enable_analog_option(const char *str, uint32_t current_options)
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}
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/* create ftdm_conf_node_t tree based on a fixed pattern XML configuration list
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* last 2 args are for limited aka dumb recursivity
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* */
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static int add_config_list_nodes(switch_xml_t swnode, ftdm_conf_node_t *rootnode,
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const char *list_name, const char *list_element_name,
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const char *sub_list_name, const char *sub_list_element_name)
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{
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char *var, *val;
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switch_xml_t list;
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switch_xml_t element;
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switch_xml_t param;
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ftdm_conf_node_t *n_list;
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ftdm_conf_node_t *n_element;
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list = switch_xml_child(swnode, list_name);
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if (!list) {
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switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "no list %s found\n", list_name);
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return -1;
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}
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if ((FTDM_SUCCESS != ftdm_conf_node_create(list_name, &n_list, rootnode))) {
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switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "failed to create %s node\n", list_name);
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return -1;
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}
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for (element = switch_xml_child(list, list_element_name); element; element = element->next) {
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char *element_name = (char *) switch_xml_attr(element, "name");
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if (!element_name) {
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continue;
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}
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if ((FTDM_SUCCESS != ftdm_conf_node_create(list_element_name, &n_element, n_list))) {
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switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "failed to create %s node for %s\n", list_element_name, element_name);
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return -1;
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}
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ftdm_conf_node_add_param(n_element, "name", element_name);
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for (param = switch_xml_child(element, "param"); param; param = param->next) {
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var = (char *) switch_xml_attr_soft(param, "name");
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val = (char *) switch_xml_attr_soft(param, "value");
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ftdm_conf_node_add_param(n_element, var, val);
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}
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if (sub_list_name && sub_list_element_name) {
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if (add_config_list_nodes(element, n_element, sub_list_name, sub_list_element_name, NULL, NULL)) {
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return -1;
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}
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}
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}
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return 0;
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}
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static ftdm_conf_node_t *get_ss7_config_node(switch_xml_t cfg, const char *confname)
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{
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return NULL;
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switch_xml_t signode, ss7configs, isup;
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ftdm_conf_node_t *rootnode;
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/* try to find the conf in the hash first */
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rootnode = switch_core_hash_find(globals.ss7_configs, confname);
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if (rootnode) {
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switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "ss7 config %s was found in the hash already\n", confname);
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return rootnode;
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}
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switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "not found %s config in hash, searching in xml ...\n", confname);
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signode = switch_xml_child(cfg, "signaling_configs");
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if (!signode) {
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switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "not found 'signaling_configs' XML config section\n");
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return NULL;
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}
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ss7configs = switch_xml_child(signode, "sngss7_configs");
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if (!ss7configs) {
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switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "not found 'sngss7_configs' XML config section\n");
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return NULL;
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}
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/* search the isup config */
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for (isup = switch_xml_child(ss7configs, "sng_isup"); isup; isup = isup->next) {
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char *name = (char *) switch_xml_attr(isup, "name");
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if (!name) {
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continue;
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}
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if (!strcasecmp(name, confname)) {
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break;
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}
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}
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if (!isup) {
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switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "not found '%s' sng_isup XML config section\n", confname);
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return NULL;
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}
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/* found our XML chunk, create the root node */
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if ((FTDM_SUCCESS != ftdm_conf_node_create("sng_isup", &rootnode, NULL))) {
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switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "failed to create root node for sng_isup config %s\n", confname);
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return NULL;
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}
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/* add mtp linksets */
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if (add_config_list_nodes(isup, rootnode, "mtp_linksets", "mtp_linkset", "mtp_links", "mtp_link")) {
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switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "failed to process mtp_linksets for sng_isup config %s\n", confname);
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ftdm_conf_node_destroy(rootnode);
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return NULL;
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}
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/* add mtp routes */
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if (add_config_list_nodes(isup, rootnode, "mtp_routes", "mtp_route", NULL, NULL)) {
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switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "failed to process mtp_routes for sng_isup config %s\n", confname);
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ftdm_conf_node_destroy(rootnode);
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return NULL;
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}
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/* add isup interfaces */
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if (add_config_list_nodes(isup, rootnode, "isup_interfaces", "isup_interface", NULL, NULL)) {
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switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "failed to process isup_interfaces for sng_isup config %s\n", confname);
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ftdm_conf_node_destroy(rootnode);
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return NULL;
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}
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switch_core_hash_insert(globals.ss7_configs, confname, rootnode);
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switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_INFO, "Added SS7 node configuration %s\n", confname);
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return rootnode;
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}
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static switch_status_t load_config(void)
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@@ -2079,8 +2203,12 @@ static switch_status_t load_config(void)
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char *configname = (char *) switch_xml_attr(myspan, "config");
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ftdm_span_t *span = NULL;
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uint32_t span_id = 0;
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if (!name || !configname || !id) {
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switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "ss7 span missing required param 'id' or 'name' or 'config', skipping ...\n");
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if (!name && !id) {
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switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "ss7 span missing required attribute 'id' or 'name', skipping ...\n");
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continue;
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}
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if (!configname) {
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switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "ss7 span missing required attribute, skipping ...\n");
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continue;
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}
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if (name) {
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@@ -2106,13 +2234,19 @@ static switch_status_t load_config(void)
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}
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ss7confnode = get_ss7_config_node(cfg, configname);
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if (ftdm_configure_span("ss7", span, on_ss7_signal,
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"confnode", ss7confnode,
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TAG_END) != FTDM_SUCCESS) {
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ftdm_log(FTDM_LOG_ERROR, "Error configuring ss7 FreeTDM span %d\n", span_id);
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if (!ss7confnode) {
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ftdm_log(FTDM_LOG_ERROR, "Error finding ss7config '%s' for FreeTDM span id: %s\n", configname, switch_str_nil(id));
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continue;
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}
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if (0) {
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if (ftdm_configure_span("ss7", span, on_ss7_signal,
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"confnode", ss7confnode,
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TAG_END) != FTDM_SUCCESS) {
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ftdm_log(FTDM_LOG_ERROR, "Error configuring ss7 FreeTDM span %d\n", span_id);
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continue;
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}
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}
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ftdm_log(FTDM_LOG_DEBUG, "Configured ss7 FreeTDM span %d with config node %s\n", span_id, configname);
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}
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}
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