X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=nodemanager.py;h=7f5e204874eaf7ac9b8acf875b52ba23693d1ed0;hb=9e6b9c1ea9e020c55c85b433bac47231d63e9ffd;hp=09bb3bb3ea9f4dee6325fb0878dc8e7671c9aa82;hpb=208ac1682093530725f297ace0f36f90584d9c57;p=nodemanager.git

diff --git a/nodemanager.py b/nodemanager.py
index 09bb3bb..7f5e204 100755
--- a/nodemanager.py
+++ b/nodemanager.py
@@ -1,8 +1,5 @@
 #!/usr/bin/python
 #
-# $Id$
-# $URL$
-#
 # Useful information can be found at https://svn.planet-lab.org/wiki/NodeManager
 #
 
@@ -18,16 +15,16 @@ import xmlrpclib
 import socket
 import os
 import sys
-import resource
 import glob
 import pickle
+import random
+import resource
 
 import logger
 import tools
 
 from config import Config
 from plcapi import PLCAPI
-import random
 
 
 class NodeManager:
@@ -77,7 +74,10 @@ class NodeManager:
         # Deal with plugins directory
         if os.path.exists(self.options.path):
             sys.path.append(self.options.path)
-            plugins = [ os.path.split(os.path.splitext(x)[0])[1] for x in glob.glob( os.path.join(self.options.path,'*.py') ) ]
+            plugins = [ os.path.split(os.path.splitext(x)[0])[1]
+                        for x in glob.glob( os.path.join(self.options.path,'*.py') )
+                        if not x.endswith("/__init__.py")
+                        ]
             self.modules += plugins
         if self.options.user_module:
             assert self.options.user_module in self.modules
@@ -95,8 +95,6 @@ class NodeManager:
             self.getPLCDefaults(data, config)
             # tweak the 'vref' attribute from GetSliceFamily
             self.setSliversVref (data)
-            # check leases and adjust the 'alive' field in slivers
-            self.adjustReservedSlivers (data)
             # dump it too, so it can be retrieved later in case of comm. failure
             self.dumpSlivers(data)
             # log it for debug purposes, no matter what verbose is
@@ -110,8 +108,6 @@ class NodeManager:
             data = {}
             # for modules that request it though the 'persistent_data' property
             last_data=self.loadSlivers()
-            # adjust again with current time
-            self.adjustReservedSlivers (data)
         #  Invoke GetSlivers() functions from the callback modules
         for module in self.loaded_modules:
             logger.verbose('nodemanager: triggering %s.GetSlivers'%module.__name__)
@@ -160,13 +156,6 @@ class NodeManager:
             except:
                 logger.log_exc("nodemanager: Could not overwrite 'vref' attribute from 'GetSliceFamily'",name=sliver['name'])
 
-    def adjustReservedSlivers (self, data):
-        """
-        On reservable nodes, tweak the 'alive' field to instruct cyclic loop
-        about what to do with slivers.
-        """
-        pass
-
     def dumpSlivers (self, slivers):
         f = open(NodeManager.DB_FILE, "w")
         logger.log ("nodemanager: saving successfully fetched GetSlivers in %s" % NodeManager.DB_FILE)
@@ -185,12 +174,16 @@ class NodeManager:
             return {}
 
     def run(self):
+        # make sure to create /etc/planetlab/virt so others can read that
+        # used e.g. in vsys-scripts's sliceip
+        tools.get_node_virt()
         try:
             if self.options.daemon: tools.daemon()
 
             # set log level
             if (self.options.verbose):
                 logger.set_level(logger.LOG_VERBOSE)
+            tools.init_signals()
 
             # Load /etc/planetlab/plc_config
             config = Config(self.options.config)
@@ -210,10 +203,15 @@ If this is not the case, please remove the pid file %s. -- exiting""" % (other_p
                 try:
                     m = __import__(module)
                     logger.verbose("nodemanager: triggering %s.start"%m.__name__)
-                    m.start(self.options, config)
+                    try:        m.start()
+                    except:     logger.log("WARNING: module %s did not start")
                     self.loaded_modules.append(m)
-                except ImportError, err:
-                    print "Warning while loading module %s:" % module, err
+                except:
+                    if module not in NodeManager.core_modules:
+                        logger.log_exc ("ERROR while loading module %s - skipped" % module)
+                    else:
+                        logger.log("FATAL : failed to start core module %s"%module)
+                        sys.exit(1)
 
             # sort on priority (lower first)
             def sort_module_priority (m1,m2):
@@ -252,12 +250,18 @@ If this is not the case, please remove the pid file %s. -- exiting""" % (other_p
 
             while True:
             # Main nodemanager Loop
+                work_beg=time.time()
                 logger.log('nodemanager: mainloop - calling GetSlivers - period=%d random=%d'%(iperiod,irandom))
                 self.GetSlivers(config, plc)
                 delay=iperiod + random.randrange(0,irandom)
-                logger.log('nodemanager: mainloop - sleeping for %d s'%delay)
+                work_end=time.time()
+                work_duration=int(work_end-work_beg)
+                logger.log('nodemanager: mainloop has worked for %s s - sleeping for %d s'%(work_duration,delay))
                 time.sleep(delay)
-        except: logger.log_exc("nodemanager: failed in run")
+        except SystemExit:
+            pass
+        except: 
+            logger.log_exc("nodemanager: failed in run")
 
 def run():
     logger.log("======================================== Entering nodemanager.py")