reshape controller startup

src/controller/main.c

@@ -15,17 +15,15 @@ const char*  argp_program_version     = MK_VERSION("xce v0.0.1-", STR(VERSION_CO
 const char*  argp_program_bug_address = BUG_EMAIL;
 
 struct arguments {
-    char* config;
-    char* logdir;
-    char* clusterconf;
+    char* logfile;
+    char* workdir;
     int   verbose;
 };
 
 static struct argp_option options[] = {
-    { "config", 'c', "FILE", 0, "Load initial configuration from FILE" },
-    { "logdir", 'd', "DIR", 0, "Directory for log file" },
+    { "workdir", 'w', "DIR", 0, "The work directory of xce controller"},
+    { "logfile", 'l', "FILE", 0, "The full path of log file" },
     { "verbose", 'v', 0, 0, "Produce verbose logs" },
-    { "clusterconf", 'f', "FILE", 0, "Load Cluster Configuration from FILE" },
     { 0 }
 };
 
@@ -36,17 +34,14 @@ static error_t parse_opt(int                key,
     struct arguments* arguments = state->input;
 
     switch (key) {
-    case 'c':
-        arguments->config = arg;
-        break;
-    case 'd':
-        arguments->logdir = arg;
+    case 'l':
+        arguments->logfile = arg;
         break;
     case 'v':
         arguments->verbose++;
         break;
-    case 'f':
-        arguments->clusterconf = arg;
+    case 'w':
+        arguments->workdir = arg;
         break;
     default:
         return ARGP_ERR_UNKNOWN;
@@ -90,33 +85,39 @@ int main(int argc, char* argv[])
 {
     struct arguments  arguments;
     myconf_t          myconf;
-    char*             logdir   = "/tmp";
+    char*             logfile   = "/tmp/xce_controller.log";
     char*             loglevel = "info";
     int               logsize  = 64 * 1024 * 1024;
     int               logcount = 10;
-    char*             myname   = "xce_controller";
+    char              conf_file[XCE_MAXPATH_LEN+1];
 
     memset(&arguments, 0x0, sizeof(arguments));
 
     argp_parse(&argp, argc, argv, 0, 0, &arguments);
 
-    if (arguments.clusterconf == NULL) {
-        tlog_error("no cluster configuration specified. please use -f to specify cluster configuration file");
-        return -1;
-    }
-
-    if (arguments.logdir != NULL) {
-        logdir = arguments.logdir;
+    if (arguments.logfile != NULL) {
+        logfile = arguments.logfile;
     }
 
     if (arguments.verbose != 0) {
         loglevel = verbose_to_loglevel(arguments.verbose);
     }
 
-    mylog_init(logdir, myname, loglevel, logsize, logcount);
-
+    mylog_init(logfile, loglevel, logsize, logcount);
+    
+    if (arguments.workdir == NULL) {
+        INFO("no cluster work directory specified. The default work directory `"
+             DEFAULT_WORKDIR
+             "' will be used.");
+        arguments.workdir = DEFAULT_WORKDIR;
+    }
+    
+    memset(&conf_file, 0x0, sizeof(conf_file));
+    snprintf(conf_file, XCE_MAXPATH_LEN,
+             "%s/conf/current_config", arguments.workdir);
+    
     myconf.cluster_config = NULL;
-    myconf.conffile       = arguments.clusterconf;
+    myconf.conffile       = conf_file;
 
     myapp_run(&myconf);