4 # Helper functions that minipulate the PLC api.
6 # Faiyaz Ahmed <faiyaza@cs.princeton.edu
8 # $Id: plc.py,v 1.16 2007/07/03 19:59:02 soltesz Exp $
11 from emailTxt import *
16 from config import config,XMLRPC_SERVER
18 logger = logging.getLogger("monitor")
20 #XMLRPC_SERVER = config.XMLRPC_SERVER
25 Returns list of nodes in dbg as reported by PLC
29 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
30 anon = {'AuthMethod': "anonymous"}
31 for node in api.GetNodes(anon, {"boot_state":"dbg"},["hostname"]):
32 dbgNodes.append(node['hostname'])
33 logger.info("%s nodes in debug according to PLC." %len(dbgNodes))
38 Returns loginbase for given nodename
41 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
42 anon = {'AuthMethod': "anonymous"}
43 site_id = api.GetNodes (anon, {"hostname": nodename}, ['site_id'])
45 loginbase = api.GetSites (anon, site_id[0], ["login_base"])
46 return loginbase[0]['login_base']
49 Returns list of slices for a site.
51 def slices(loginbase):
53 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
54 sliceids = api.GetSites (auth.auth, {"login_base" : loginbase}, ["slice_ids"])[0]['slice_ids']
55 for slice in api.GetSlices(auth.auth, {"slice_id" : sliceids}, ["name"]):
56 siteslices.append(slice['name'])
60 Returns dict of PCU info of a given node.
63 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
64 anon = {'AuthMethod': "anonymous"}
65 nodeinfo = api.GetNodes(auth.auth, {"hostname": nodename}, ["pcu_ids", "ports"])[0]
66 if nodeinfo['pcu_ids']:
67 sitepcu = api.GetPCUs(auth.auth, nodeinfo['pcu_ids'])[0]
68 sitepcu[nodename] = nodeinfo["ports"][0]
71 logger.info("%s doesn't have PCU" % nodename)
75 Returns all site nodes for site id (loginbase).
77 def getSiteNodes(loginbase):
78 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
80 anon = {'AuthMethod': "anonymous"}
82 nodeids = api.GetSites(anon, {"login_base": loginbase})[0]['node_ids']
83 for node in api.GetNodes(anon, {"node_id": nodeids}):
84 nodelist.append(node['hostname'])
85 except Exception, exc:
86 logger.info("getSiteNodes: %s" % exc)
89 def getSites(filter=None):
90 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False, allow_none=True)
92 anon = {'AuthMethod': "anonymous"}
94 sites = api.GetSites(anon, filter, None)
95 except Exception, exc:
96 print "getSiteNodes2: %s" % exc
97 logger.info("getSiteNodes2: %s" % exc)
100 def getSiteNodes2(loginbase):
101 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
103 anon = {'AuthMethod': "anonymous"}
105 nodeids = api.GetSites(anon, {"login_base": loginbase})[0]['node_ids']
106 nodelist += getNodes({'node_id':nodeids})
107 except Exception, exc:
108 logger.info("getSiteNodes2: %s" % exc)
111 def getNodeNetworks(filter=None):
112 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False, allow_none=True)
113 nodenetworks = api.GetNodeNetworks(auth.auth, filter, None)
116 def getNodes(filter=None):
117 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False, allow_none=True)
118 nodes = api.GetNodes(auth.auth, filter, None) #['boot_state', 'hostname',
119 #'site_id', 'date_created', 'node_id', 'version', 'nodenetwork_ids',
120 #'last_updated', 'peer_node_id', 'ssh_rsa_key' ])
124 Sets boot state of a node.
126 def nodeBootState(nodename, state):
127 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
129 return api.UpdateNode(auth.auth, nodename, {'boot_state': state})
130 except Exception, exc:
131 logger.info("nodeBootState: %s" % exc)
134 Sends Ping Of Death to node.
136 def nodePOD(nodename):
137 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
138 logger.info("Sending POD to %s" % nodename)
141 return api.RebootNode(auth.auth, nodename)
142 except Exception, exc:
143 logger.info("nodePOD: %s" % exc)
146 Freeze all site slices.
148 def suspendSlices(nodename):
149 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
150 for slice in slices(siteId(nodename)):
151 logger.info("Suspending slice %s" % slice)
154 api.AddSliceAttribute(auth.auth, slice, "enabled", "0")
155 except Exception, exc:
156 logger.info("suspendSlices: %s" % exc)
158 def enableSlices(nodename):
159 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False, allow_none=True)
160 for slice in slices(siteId(nodename)):
161 logger.info("Enabling slices %s" % slice)
164 slice_list = api.GetSlices(auth.auth, {'name': slice}, None)
165 if len(slice_list) == 0:
167 slice_id = slice_list[0]['slice_id']
168 l_attr = api.GetSliceAttributes(auth.auth, {'slice_id': slice_id}, None)
170 if "enabled" == attr['name'] and attr['value'] == "0":
171 logger.info("Deleted enable=0 attribute from slice %s" % slice)
172 api.DeleteSliceAttribute(auth.auth, attr['slice_attribute_id'])
173 except Exception, exc:
174 logger.info("enableSlices: %s" % exc)
175 print "exception: %s" % exc
177 #I'm commenting this because this really should be a manual process.
179 #Enable suspended site slices.
181 #def enableSlices(nodename, slicelist):
182 # api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
183 # for slice in slices(siteId(nodename)):
184 # logger.info("Suspending slice %s" % slice)
185 # api.SliceAttributeAdd(auth.auth, slice, "plc_slice_state", {"state" : "suspended"})
187 def enableSliceCreation(nodename):
188 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False, allow_none=True)
190 loginbase = siteId(nodename)
191 logger.info("Enabling slice creation for site %s" % loginbase)
193 logger.info("\tcalling UpdateSite(%s, enabled=True)" % loginbase)
194 api.UpdateSite(auth.auth, loginbase, {'enabled': True})
195 except Exception, exc:
196 print "ERROR: enableSliceCreation: %s" % exc
197 logger.info("ERROR: enableSliceCreation: %s" % exc)
200 Removes ability to create slices. Returns previous max_slices
202 def removeSliceCreation(nodename):
203 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
205 loginbase = siteId(nodename)
206 #numslices = api.GetSites(auth.auth, {"login_base": loginbase},
207 # ["max_slices"])[0]['max_slices']
208 logger.info("Removing slice creation for site %s" % loginbase)
210 #api.UpdateSite(auth.auth, loginbase, {'max_slices': 0})
211 api.UpdateSite(auth.auth, loginbase, {'enabled': False})
212 except Exception, exc:
213 logger.info("removeSliceCreation: %s" % exc)
218 #def enableSliceCreation(nodename, maxslices):
219 # api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
220 # anon = {'AuthMethod': "anonymous"}
221 # siteid = api.AnonAdmQuerySite (anon, {"node_hostname": nodename})
222 # if len(siteid) == 1:
223 # logger.info("Enabling slice creation for site %s" % siteId(nodename))
225 # if not config.debug:
226 # api.AdmUpdateSite(auth.auth, siteid[0], {"max_slices" : maxslices})
227 # except Exception, exc:
228 # logger.info("API: %s" % exc)
230 # logger.debug("Cant find site for %s. Cannot enable creation." % nodename)
233 logger.setLevel(logging.DEBUG)
234 ch = logging.StreamHandler()
235 ch.setLevel(logging.DEBUG)
236 formatter = logging.Formatter('logger - %(message)s')
237 ch.setFormatter(formatter)
238 logger.addHandler(ch)
239 #print getpcu("kupl2.ittc.ku.edu")
240 #print getpcu("planetlab1.cse.msu.edu")
241 #print getpcu("alice.cs.princeton.edu")
243 #nodeBootState("alice.cs.princeton.edu", "boot")
244 #freezeSite("alice.cs.princeton.edu")
245 print removeSliceCreation("alice.cs.princeton.edu")
246 #enableSliceCreation("alice.cs.princeton.edu", 1024)
247 #print getSiteNodes("princeton")
248 #print siteId("alice.cs.princeton.edu")
249 #print nodePOD("alice.cs.princeton.edu")
250 #print slices("princeton")
252 if __name__=="__main__":