Server: get_stats() RPC call for any extended info.

With this call, we can learn about the internals of the OpenObject server
in runtime.
At the moment, designed to give info on the running servers (RPC).

bzr revid: p_christ@hol.gr-20091028003033-b5hzgcjy9kncyc0d

bin/netsvc.py

@@ -312,6 +312,10 @@ class Server:
         print "called stub Server.stop"
         pass
 
+    def stats(self):
+        """ This function should return statistics about the server """
+        return "%s: No statistics" % str(self.__class__)
+
     @classmethod
     def startAll(cls):
         if cls.__is_started:
@@ -332,6 +336,19 @@ class Server:
             srv.stop()
         cls.__is_started = False
 
+    @classmethod
+    def allStats(cls):
+        res = ''
+        if cls.__is_started:
+            res += "Servers started\n"
+        else:
+            res += "Servers stopped\n"
+        for srv in cls.__servers:
+            try:
+                res += srv.stats() + "\n"
+            except:
+                pass
+        return res
 
 class OpenERPDispatcherException(Exception):
     def __init__(self, exception, traceback):

bin/service/web_services.py

@@ -395,7 +395,7 @@ class common(_ObjectService):
 			auth.logout(params[1])
 		logger.notifyChannel("web-service", netsvc.LOG_INFO,'Logout %s from database %s'%(login,db))
 		return True
-	elif method in ['about', 'timezone_get', 'get_server_environment', 'login_message']:
+	elif method in ['about', 'timezone_get', 'get_server_environment', 'login_message', 'get_stats' ]:
 		pass
 	elif method in ['get_available_updates', 'get_migration_scripts', 'set_loglevel']:
 		passwd = params[0]
@@ -569,6 +569,12 @@ GNU Public Licence.
         l.set_loglevel(int(loglevel))
         return True
 
+    def exp_get_stats(self):
+        import threading
+        res = "OpenERP server: %d threads\n" % threading.active_count()
+	res += netsvc.Server.allStats()
+        return res
+
 common()
 
 class objects_proxy(netsvc.ExportService):