1 #include "osrf_system.h"
3 #include "osrf_application.h"
4 #include "osrf_prefork.h"
6 void __osrfSystemSignalHandler( int sig );
8 transport_client* __osrfGlobalTransportClient;
10 transport_client* osrfSystemGetTransportClient() {
11 return __osrfGlobalTransportClient;
14 transport_client* osrf_system_get_transport_client() {
15 return __osrfGlobalTransportClient;
18 int osrf_system_bootstrap_client( char* config_file, char* contextnode ) {
19 return osrf_system_bootstrap_client_resc(config_file, contextnode, NULL);
22 int osrfSystemBootstrapClientResc( char* config_file, char* contextnode, char* resource ) {
23 return osrf_system_bootstrap_client_resc( config_file, contextnode, resource );
27 int _osrfSystemInitCache() {
29 jsonObject* cacheServers = osrf_settings_host_value_object("/cache/global/servers/server");
30 char* maxCache = osrf_settings_host_value("/cache/global/max_cache_time");
32 if( cacheServers && maxCache) {
34 if( cacheServers->type == JSON_ARRAY ) {
36 char* servers[cacheServers->size];
37 for( i = 0; i != cacheServers->size; i++ ) {
38 servers[i] = jsonObjectGetString( jsonObjectGetIndex(cacheServers, i) );
39 info_handler("Adding cache server %s", servers[i]);
41 osrfCacheInit( servers, cacheServers->size, atoi(maxCache) );
44 char* servers[] = { jsonObjectGetString(cacheServers) };
45 info_handler("Adding cache server %s", servers[0]);
46 osrfCacheInit( servers, 1, atoi(maxCache) );
50 fatal_handler( "Missing config value for /cache/global/servers/server _or_ "
51 "/cache/global/max_cache_time");
58 int osrfSystemBootstrap( char* hostname, char* configfile, char* contextNode ) {
59 if( !(configfile && contextNode) ) return -1;
61 /* first we grab the settings */
62 if(!osrfSystemBootstrapClientResc(configfile, contextNode, "settings_grabber" )) {
63 return fatal_handler("Unable to bootstrap");
66 osrf_settings_retrieve(hostname);
67 osrf_system_disconnect_client();
69 jsonObject* apps = osrf_settings_host_value_object("/activeapps/appname");
70 osrfStringArray* arr = osrfNewStringArray(8);
72 _osrfSystemInitCache();
77 if(apps->type == JSON_STRING) {
78 osrfStringArrayAdd(arr, jsonObjectGetString(apps));
82 while( (app = jsonObjectGetIndex(apps, i++)) )
83 osrfStringArrayAdd(arr, jsonObjectGetString(app));
88 while( (appname = osrfStringArrayGetString(arr, i++)) ) {
90 char* libfile = osrf_settings_host_value("/apps/%s/implementation", appname);
91 info_handler("Launching application %s with implementation %s", appname, libfile);
93 if(! (appname && libfile) ) {
94 warning_handler("Missing appname / libfile in settings config");
100 if( (pid = fork()) ) {
101 // storage pid in local table for re-launching dead children...
102 info_handler("Launched application child %d", pid);
106 fprintf(stderr, " * Running application %s\n", appname);
107 if( osrfAppRegisterApplication( appname, libfile ) == 0 )
108 osrf_prefork_run(appname);
110 debug_handler("Server exiting for app %s and library %s", appname, libfile );
118 /* background and let our children do their thing */
121 signal(SIGCHLD, __osrfSystemSignalHandler);
128 int osrf_system_bootstrap_client_resc( char* config_file, char* contextnode, char* resource ) {
130 if( !( config_file && contextnode ) && ! osrfConfigHasDefaultConfig() )
131 return fatal_handler("No Config File Specified\n" );
135 osrfConfig* cfg = osrfConfigInit( config_file, contextnode );
136 osrfConfigSetDefaultConfig(cfg);
140 char* log_file = osrfConfigGetValue( NULL, "/logfile");
141 char* log_level = osrfConfigGetValue( NULL, "/loglevel" );
142 osrfStringArray* arr = osrfNewStringArray(8);
143 osrfConfigGetValueList(NULL, arr, "/domains/domain");
144 char* username = osrfConfigGetValue( NULL, "/username" );
145 char* password = osrfConfigGetValue( NULL, "/passwd" );
146 char* port = osrfConfigGetValue( NULL, "/port" );
147 char* unixpath = osrfConfigGetValue( NULL, "/unixpath" );
149 char* domain = strdup(osrfStringArrayGetString( arr, 0 )); /* just the first for now */
150 osrfStringArrayFree(arr);
155 if(port) iport = atoi(port);
156 if(log_level) llevel = atoi(log_level);
158 log_init( llevel, log_file );
160 info_handler("Bootstrapping system with domain %s, port %d, and unixpath %s", domain, iport, unixpath );
162 transport_client* client = client_init( domain, iport, unixpath, 0 );
164 char* host = getenv("HOSTNAME");
166 if(!resource) resource = "";
167 int len = strlen(resource) + 256;
170 snprintf(buf, len - 1, "opensrf_%s_%s_%d", resource, host, getpid() );
172 if(client_connect( client, username, password, buf, 10, AUTH_DIGEST )) {
173 /* child nodes will leak the parents client... but we can't free
174 it without disconnecting the parents client :( */
175 __osrfGlobalTransportClient = client;
185 if(__osrfGlobalTransportClient)
191 int osrf_system_disconnect_client() {
192 client_disconnect( __osrfGlobalTransportClient );
193 client_free( __osrfGlobalTransportClient );
194 __osrfGlobalTransportClient = NULL;
198 int osrf_system_shutdown() {
200 osrf_system_disconnect_client();
201 osrf_settings_free_host_config(NULL);
209 void __osrfSystemSignalHandler( int sig ) {
214 while( (pid = waitpid(-1, &status, WNOHANG)) > 0) {
215 warning_handler("We lost child %d", pid);
218 /** relaunch the server **/