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Merge pull request in FS/freeswitch from ~ANDYWOLK/freeswitch:feature/FS-9896-mod_v8-implement-serving-configuration to master

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* commit 'a3a8d7e6b3a2d48c49196be0d578c023588a006c':
  FS-9896 [mod_v8] Implement Serving Configuration with JavaScript
This commit is contained in:
Mike Jerris 2017-01-03 17:08:29 -06:00
commit 565e7cde45
6 changed files with 125 additions and 7 deletions
conf
curl/autoload_configs
v8.conf.xml
insideout/autoload_configs
v8.conf.xml
vanilla/autoload_configs
v8.conf.xml
src/mod/languages/mod_v8
conf/autoload_configs
v8.conf.xml
mod_v8.cppmod_v8.h

4
conf/curl/autoload_configs/v8.conf.xml

@ -1,4 +1,8 @@
<configuration name="v8.conf" description="Google V8 JavaScript Plug-Ins">
<settings>
<!-- <param name="xml-handler-script" value="directory.js"/> -->
<!-- <param name="xml-handler-bindings" value="directory"/> -->
</settings>
<modules>
<!-- <load module="mod_v8_skel"/> -->
</modules>

4
conf/insideout/autoload_configs/v8.conf.xml

@ -1,4 +1,8 @@
<configuration name="v8.conf" description="Google V8 JavaScript Plug-Ins">
<settings>
<!-- <param name="xml-handler-script" value="directory.js"/> -->
<!-- <param name="xml-handler-bindings" value="directory"/> -->
</settings>
<modules>
<!-- <load module="mod_v8_skel"/> -->
</modules>

4
conf/vanilla/autoload_configs/v8.conf.xml

@ -1,4 +1,8 @@
<configuration name="v8.conf" description="Google V8 JavaScript Plug-Ins">
<settings>
<!-- <param name="xml-handler-script" value="directory.js"/> -->
<!-- <param name="xml-handler-bindings" value="directory"/> -->
</settings>
<modules>
<!-- <load module="mod_v8_skel"/> -->
</modules>

4
src/mod/languages/mod_v8/conf/autoload_configs/v8.conf.xml

@ -1,4 +1,8 @@
<configuration name="v8.conf" description="Google V8 JavaScript Plug-Ins">
<settings>
<!-- <param name="xml-handler-script" value="directory.js"/> -->
<!-- <param name="xml-handler-bindings" value="directory"/> -->
</settings>
<modules>
<!-- <load module="mod_v8_skel"/> -->
</modules>

103
src/mod/languages/mod_v8/mod_v8.cpp

@ -25,6 +25,7 @@
* Peter Olsson <peter@olssononline.se>
* Anthony Minessale II <anthm@freeswitch.org>
* William King <william.king@quentustech.com>
* Andrey Volk <andywolk@gmail.com>
*
* mod_v8.cpp -- JavaScript FreeSWITCH module
*
@ -35,6 +36,7 @@
*
* It extends the available JavaScript classes with the following FS related classes;
* CoreDB Adds features to access the core DB (SQLite) in FreeSWITCH. (on request only)
* DBH Database Handler. Makes use of connection pooling provided by FreeSWITCH. (on request only)
* CURL Adds some extra methods for CURL access. (on request only)
* DTMF Object that holds information about a DTMF event.
* Event Object that holds information about a FreeSWITCH event.
@ -117,6 +119,7 @@ typedef struct {
switch_mutex_t *event_mutex;
switch_event_node_t *event_node;
set<FSEventHandler *> *event_handlers;
char *xml_handler;
} mod_v8_global_t;
mod_v8_global_t globals = { 0 };
@ -273,7 +276,24 @@ static switch_status_t load_modules(void)
switch_core_hash_init(&module_manager.load_hash);
if ((xml = switch_xml_open_cfg(cf, &cfg, NULL))) {
switch_xml_t mods, ld;
switch_xml_t mods, ld, settings, param;
if ((settings = switch_xml_child(cfg, "settings"))) {
for (param = switch_xml_child(settings, "param"); param; param = param->next) {
char *var = (char *)switch_xml_attr_soft(param, "name");
char *val = (char *)switch_xml_attr_soft(param, "value");
if (!strcmp(var, "xml-handler-script")) {
globals.xml_handler = switch_core_strdup(globals.pool, val);
}
else if (!strcmp(var, "xml-handler-bindings")) {
if (!zstr(globals.xml_handler)) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_INFO, "binding '%s' to '%s'\n", globals.xml_handler, val);
switch_xml_bind_search_function(v8_fetch, switch_xml_parse_section_string(val), NULL);
}
}
}
}
if ((mods = switch_xml_child(cfg, "modules"))) {
for (ld = switch_xml_child(mods, "load"); ld; ld = ld->next) {
@ -383,7 +403,7 @@ static char *v8_get_script_path(const char *script_file)
}
}
static int v8_parse_and_execute(switch_core_session_t *session, const char *input_code, switch_stream_handle_t *api_stream, switch_event_t *message)
static int v8_parse_and_execute(switch_core_session_t *session, const char *input_code, switch_stream_handle_t *api_stream, switch_event_t *message, v8_xml_handler_t* xml_handler)
{
string res;
JSMain *js;
@ -502,6 +522,24 @@ static int v8_parse_and_execute(switch_core_session_t *session, const char *inpu
ptr->RegisterInstance(isolate, "request", true);
}
if (xml_handler)
{
/* Add xml handler global variables */
Handle<Array> XML_REQUEST = Array::New(isolate, 4);
XML_REQUEST->Set(String::NewFromUtf8(isolate, "key_name"), String::NewFromUtf8(isolate, js_safe_str(xml_handler->key_name)));
XML_REQUEST->Set(String::NewFromUtf8(isolate, "key_value"), String::NewFromUtf8(isolate, js_safe_str(xml_handler->key_value)));
XML_REQUEST->Set(String::NewFromUtf8(isolate, "section"), String::NewFromUtf8(isolate, js_safe_str(xml_handler->section)));
XML_REQUEST->Set(String::NewFromUtf8(isolate, "tag_name"), String::NewFromUtf8(isolate, js_safe_str(xml_handler->tag_name)));
context->Global()->Set(String::NewFromUtf8(isolate, "XML_REQUEST"), XML_REQUEST);
if (xml_handler->params) {
FSEvent::New(xml_handler->params, "params", js);
}
}
script = input_code;
if (*script != '~') {
@ -589,6 +627,16 @@ static int v8_parse_and_execute(switch_core_session_t *session, const char *inpu
res = *ascii;
}
}
if (xml_handler)
{
Local<Value> value = context->Global()->Get(String::NewFromUtf8(isolate, "XML_STRING"));
String::Utf8Value str(value);
if (strcmp(js_safe_str(*str), "undefined"))
{
xml_handler->XML_STRING = strdup(js_safe_str(*str));
}
}
}
}
@ -635,16 +683,57 @@ static int v8_parse_and_execute(switch_core_session_t *session, const char *inpu
return result;
}
static switch_xml_t v8_fetch(const char *section,
const char *tag_name, const char *key_name, const char *key_value, switch_event_t *params, void *user_data)
{
switch_xml_t xml = NULL;
char *mycmd = NULL;
if (!zstr(globals.xml_handler)) {
mycmd = strdup(globals.xml_handler);
switch_assert(mycmd);
v8_xml_handler_t xml_handler;
xml_handler.section = section;
xml_handler.tag_name = tag_name;
xml_handler.key_name = key_name;
xml_handler.key_value = key_value;
xml_handler.params = params;
xml_handler.user_data = user_data;
xml_handler.XML_STRING = NULL; //Init as NULL. A script's global var XML_STRING will be duplicated to it!
v8_parse_and_execute(NULL, mycmd, NULL, NULL, &xml_handler);
if (xml_handler.XML_STRING) {
if (zstr(xml_handler.XML_STRING)) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "No Result\n");
}
else if (!(xml = switch_xml_parse_str_dynamic(xml_handler.XML_STRING, SWITCH_TRUE))) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Error Parsing XML Result!\n");
}
}
// Don't forget to free XML_STRING
switch_safe_free(xml_handler.XML_STRING);
}
switch_safe_free(mycmd);
return xml;
}
SWITCH_BEGIN_EXTERN_C
SWITCH_STANDARD_APP(v8_dp_function)
{
v8_parse_and_execute(session, data, NULL, NULL);
v8_parse_and_execute(session, data, NULL, NULL, NULL);
}
SWITCH_STANDARD_CHAT_APP(v8_chat_function)
{
v8_parse_and_execute(NULL, data, NULL, message);
v8_parse_and_execute(NULL, data, NULL, message, NULL);
return SWITCH_STATUS_SUCCESS;
}
@ -661,7 +750,7 @@ static void *SWITCH_THREAD_FUNC v8_thread_run(switch_thread_t *thread, void *obj
v8_task_t *task = (v8_task_t *) obj;
switch_memory_pool_t *pool;
v8_parse_and_execute(NULL, task->code, NULL, NULL);
v8_parse_and_execute(NULL, task->code, NULL, NULL, NULL);
if ((pool = task->pool)) {
switch_core_destroy_memory_pool(&pool);
@ -761,7 +850,7 @@ SWITCH_STANDARD_API(jsapi_function)
return SWITCH_STATUS_SUCCESS;
}
v8_parse_and_execute(session, (char *) cmd, stream, NULL);
v8_parse_and_execute(session, (char *) cmd, stream, NULL, NULL);
return SWITCH_STATUS_SUCCESS;
}
@ -788,7 +877,7 @@ SWITCH_STANDARD_JSON_API(json_function)
switch_event_add_header_string(stream.param_event, SWITCH_STACK_BOTTOM, "JSON", json_text);
switch_safe_free(json_text);
v8_parse_and_execute(session, (char *) path->valuestring, &stream, NULL);
v8_parse_and_execute(session, (char *) path->valuestring, &stream, NULL, NULL);
*json_reply = cJSON_Parse((char *)stream.data);

13
src/mod/languages/mod_v8/mod_v8.h

@ -60,10 +60,23 @@ typedef struct {
extern module_manager_t module_manager;
/* Struct that stores XML handler information */
typedef struct {
const char *section;
const char *tag_name;
const char *key_name;
const char *key_value;
switch_event_t *params;
void *user_data;
char* XML_STRING;
} v8_xml_handler_t;
SWITCH_END_EXTERN_C
void v8_add_event_handler(void *event_handler);
void v8_remove_event_handler(void *event_handler);
static switch_xml_t v8_fetch(const char *section,
const char *tag_name, const char *key_name, const char *key_value, switch_event_t *params, void *user_data);
#endif /* MOD_V8_H */