svn merge -r 12308:13112 https://svn.planet-lab.org/svn/Monitor/branches/2.0/

[monitor.git] / monitor / wrapper / plc.py

diff --git a/monitor/wrapper/plc.py b/monitor/wrapper/plc.py
index 2ab1808..2f0f19d 100644 (file)
--- a/monitor/wrapper/plc.py
+++ b/monitor/wrapper/plc.py
@@ -17,8 +17,12 @@ from monitor import database
 try:
        from monitor import config
        debug = config.debug
+       XMLRPC_SERVER=config.API_SERVER
 except:
        debug = False
+       # NOTE: this host is used by default when there are no auth files.
+       XMLRPC_SERVER="https://boot.planet-lab.org/PLCAPI/"
+
 logger = logging.getLogger("monitor")
        
 class Auth:
@@ -34,8 +38,6 @@ class Auth:
                                                        'AuthMethod' : 'password',
                                                        'AuthString' : password}
 
-# NOTE: this host is used by default when there are no auth files.
-XMLRPC_SERVER="https://boot.planet-lab.org/PLCAPI/"
 
 # NOTE: by default, use anonymous access, but if auth files are 
 #       configured, use them, with their auth definitions.
@@ -54,7 +56,7 @@ except:
                auth = Auth()
                auth.server = XMLRPC_SERVER
 
-api = xmlrpclib.Server(auth.server, verbose=False, allow_none=True)
+global_error_count = 0
 
 class PLC:
        def __init__(self, auth, url):
@@ -67,11 +69,23 @@ class PLC:
                if method is None:
                        raise AssertionError("method does not exist")
 
-               return lambda *params : method(self.auth, *params)
+               try:
+                       return lambda *params : method(self.auth, *params)
+               except ProtocolError:
+                       traceback.print_exc()
+                       global_error_count += 1
+                       if global_error_count >= 10:
+                               print "maximum error count exceeded; exiting..."
+                               sys.exit(1)
+                       else:
+                               print "%s errors have occurred" % global_error_count
+                       raise Exception("ProtocolError continuing")
 
        def __repr__(self):
                return self.api.__repr__()
 
+api = PLC(auth.auth, auth.server)
+
 class CachedPLC(PLC):
 
        def _param_to_str(self, name, *params):
@@ -327,6 +341,19 @@ def nodePOD(nodename):
        except Exception, exc:
                        logger.info("nodePOD:  %s" % exc)
 
+'''
+Freeze all site slices.
+'''
+def suspendSiteSlices(loginbase):
+       api = xmlrpclib.Server(auth.server, verbose=False)
+       for slice in slices(loginbase):
+               logger.info("Suspending slice %s" % slice)
+               try:
+                       if not debug:
+                               api.AddSliceAttribute(auth.auth, slice, "enabled", "0")
+               except Exception, exc:
+                       logger.info("suspendSlices:  %s" % exc)
+
 '''
 Freeze all site slices.
 '''
@@ -340,6 +367,25 @@ def suspendSlices(nodename):
                except Exception, exc:
                        logger.info("suspendSlices:  %s" % exc)
 
+def enableSiteSlices(loginbase):
+       api = xmlrpclib.Server(auth.server, verbose=False, allow_none=True)
+       for slice in slices(loginbase):
+               logger.info("Enabling slices %s" % slice)
+               try:
+                       if not debug:
+                               slice_list = api.GetSlices(auth.auth, {'name': slice}, None)
+                               if len(slice_list) == 0:
+                                       return
+                               slice_id = slice_list[0]['slice_id']
+                               l_attr = api.GetSliceAttributes(auth.auth, {'slice_id': slice_id}, None)
+                               for attr in l_attr:
+                                       if "enabled" == attr['name'] and attr['value'] == "0":
+                                               logger.info("Deleted enable=0 attribute from slice %s" % slice)
+                                               api.DeleteSliceAttribute(auth.auth, attr['slice_attribute_id'])
+               except Exception, exc:
+                       logger.info("enableSiteSlices: %s" % exc)
+                       print "exception: %s" % exc
+
 def enableSlices(nodename):
        api = xmlrpclib.Server(auth.server, verbose=False, allow_none=True)
        for slice in slices(siteId(nodename)):
@@ -369,6 +415,17 @@ def enableSlices(nodename):
 #              logger.info("Suspending slice %s" % slice)
 #              api.SliceAttributeAdd(auth.auth, slice, "plc_slice_state", {"state" : "suspended"})
 #
+def enableSiteSliceCreation(loginbase):
+       api = xmlrpclib.Server(auth.server, verbose=False, allow_none=True)
+       try:
+               logger.info("Enabling slice creation for site %s" % loginbase)
+               if not debug:
+                       logger.info("\tcalling UpdateSite(%s, enabled=True)" % loginbase)
+                       api.UpdateSite(auth.auth, loginbase, {'enabled': True})
+       except Exception, exc:
+               print "ERROR: enableSiteSliceCreation:  %s" % exc
+               logger.info("ERROR: enableSiteSliceCreation:  %s" % exc)
+
 def enableSliceCreation(nodename):
        api = xmlrpclib.Server(auth.server, verbose=False, allow_none=True)
        try:
@@ -381,6 +438,19 @@ def enableSliceCreation(nodename):
                print "ERROR: enableSliceCreation:  %s" % exc
                logger.info("ERROR: enableSliceCreation:  %s" % exc)
 
+'''
+Removes site's ability to create slices. Returns previous max_slices
+'''
+def removeSiteSliceCreation(sitename):
+       print "removeSiteSliceCreation(%s)" % sitename
+       api = xmlrpclib.Server(auth.server, verbose=False)
+       try:
+               logger.info("Removing slice creation for site %s" % sitename)
+               if not debug:
+                       api.UpdateSite(auth.auth, sitename, {'enabled': False})
+       except Exception, exc:
+               logger.info("removeSiteSliceCreation:  %s" % exc)
+
 '''
 Removes ability to create slices. Returns previous max_slices
 '''