4 # Helper functions that minipulate the PLC api.
6 # Faiyaz Ahmed <faiyaza@cs.princeton.edu
8 # $Id: plc.py,v 1.18 2007/08/29 17:26:50 soltesz Exp $
15 from config import config,XMLRPC_SERVER
17 logger = logging.getLogger("monitor")
19 #XMLRPC_SERVER = config.XMLRPC_SERVER
24 Returns list of nodes in dbg as reported by PLC
28 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
29 anon = {'AuthMethod': "anonymous"}
30 for node in api.GetNodes(anon, {"boot_state":"dbg"},["hostname"]):
31 dbgNodes.append(node['hostname'])
32 logger.info("%s nodes in debug according to PLC." %len(dbgNodes))
37 Returns loginbase for given nodename
40 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
41 anon = {'AuthMethod': "anonymous"}
42 site_id = api.GetNodes (anon, {"hostname": nodename}, ['site_id'])
44 loginbase = api.GetSites (anon, site_id[0], ["login_base"])
45 return loginbase[0]['login_base']
48 Returns list of slices for a site.
50 def slices(loginbase):
52 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
53 sliceids = api.GetSites (auth.auth, {"login_base" : loginbase}, ["slice_ids"])[0]['slice_ids']
54 for slice in api.GetSlices(auth.auth, {"slice_id" : sliceids}, ["name"]):
55 siteslices.append(slice['name'])
59 Returns dict of PCU info of a given node.
62 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
63 anon = {'AuthMethod': "anonymous"}
64 nodeinfo = api.GetNodes(auth.auth, {"hostname": nodename}, ["pcu_ids", "ports"])[0]
65 if nodeinfo['pcu_ids']:
66 sitepcu = api.GetPCUs(auth.auth, nodeinfo['pcu_ids'])[0]
67 sitepcu[nodename] = nodeinfo["ports"][0]
70 logger.info("%s doesn't have PCU" % nodename)
73 def GetPCUs(filter=None, fields=None):
74 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False, allow_none=True)
75 pcu_list = api.GetPCUs(auth.auth, filter, fields)
79 Returns all site nodes for site id (loginbase).
81 def getSiteNodes(loginbase, fields=None):
82 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
84 anon = {'AuthMethod': "anonymous"}
86 nodeids = api.GetSites(anon, {"login_base": loginbase}, fields)[0]['node_ids']
87 for node in api.GetNodes(anon, {"node_id": nodeids}, ['hostname']):
88 nodelist.append(node['hostname'])
89 except Exception, exc:
90 logger.info("getSiteNodes: %s" % exc)
93 def getPersons(filter=None, fields=None):
94 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False, allow_none=True)
97 persons = api.GetPersons(auth.auth, filter, fields)
98 except Exception, exc:
99 print "getPersons: %s" % exc
100 logger.info("getPersons: %s" % exc)
103 def getSites(filter=None, fields=None):
104 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False, allow_none=True)
106 anon = {'AuthMethod': "anonymous"}
108 sites = api.GetSites(anon, filter, fields)
109 except Exception, exc:
110 print "getSites: %s" % exc
111 logger.info("getSites: %s" % exc)
114 def getSiteNodes2(loginbase):
115 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
117 anon = {'AuthMethod': "anonymous"}
119 nodeids = api.GetSites(anon, {"login_base": loginbase})[0]['node_ids']
120 nodelist += getNodes({'node_id':nodeids})
121 except Exception, exc:
122 logger.info("getSiteNodes2: %s" % exc)
125 def getNodeNetworks(filter=None):
126 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False, allow_none=True)
127 nodenetworks = api.GetNodeNetworks(auth.auth, filter, None)
130 def getNodes(filter=None, fields=None):
131 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False, allow_none=True)
132 nodes = api.GetNodes(auth.auth, filter, fields) #['boot_state', 'hostname',
133 #'site_id', 'date_created', 'node_id', 'version', 'nodenetwork_ids',
134 #'last_updated', 'peer_node_id', 'ssh_rsa_key' ])
138 Sets boot state of a node.
140 def nodeBootState(nodename, state):
141 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
143 return api.UpdateNode(auth.auth, nodename, {'boot_state': state})
144 except Exception, exc:
145 logger.info("nodeBootState: %s" % exc)
148 Sends Ping Of Death to node.
150 def nodePOD(nodename):
151 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
152 logger.info("Sending POD to %s" % nodename)
155 return api.RebootNode(auth.auth, nodename)
156 except Exception, exc:
157 logger.info("nodePOD: %s" % exc)
160 Freeze all site slices.
162 def suspendSlices(nodename):
163 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
164 for slice in slices(siteId(nodename)):
165 logger.info("Suspending slice %s" % slice)
168 api.AddSliceAttribute(auth.auth, slice, "enabled", "0")
169 except Exception, exc:
170 logger.info("suspendSlices: %s" % exc)
172 def enableSlices(nodename):
173 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False, allow_none=True)
174 for slice in slices(siteId(nodename)):
175 logger.info("Enabling slices %s" % slice)
178 slice_list = api.GetSlices(auth.auth, {'name': slice}, None)
179 if len(slice_list) == 0:
181 slice_id = slice_list[0]['slice_id']
182 l_attr = api.GetSliceAttributes(auth.auth, {'slice_id': slice_id}, None)
184 if "enabled" == attr['name'] and attr['value'] == "0":
185 logger.info("Deleted enable=0 attribute from slice %s" % slice)
186 api.DeleteSliceAttribute(auth.auth, attr['slice_attribute_id'])
187 except Exception, exc:
188 logger.info("enableSlices: %s" % exc)
189 print "exception: %s" % exc
191 #I'm commenting this because this really should be a manual process.
193 #Enable suspended site slices.
195 #def enableSlices(nodename, slicelist):
196 # api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
197 # for slice in slices(siteId(nodename)):
198 # logger.info("Suspending slice %s" % slice)
199 # api.SliceAttributeAdd(auth.auth, slice, "plc_slice_state", {"state" : "suspended"})
201 def enableSliceCreation(nodename):
202 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False, allow_none=True)
204 loginbase = siteId(nodename)
205 logger.info("Enabling slice creation for site %s" % loginbase)
207 logger.info("\tcalling UpdateSite(%s, enabled=True)" % loginbase)
208 api.UpdateSite(auth.auth, loginbase, {'enabled': True})
209 except Exception, exc:
210 print "ERROR: enableSliceCreation: %s" % exc
211 logger.info("ERROR: enableSliceCreation: %s" % exc)
214 Removes ability to create slices. Returns previous max_slices
216 def removeSliceCreation(nodename):
217 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
219 loginbase = siteId(nodename)
220 #numslices = api.GetSites(auth.auth, {"login_base": loginbase},
221 # ["max_slices"])[0]['max_slices']
222 logger.info("Removing slice creation for site %s" % loginbase)
224 #api.UpdateSite(auth.auth, loginbase, {'max_slices': 0})
225 api.UpdateSite(auth.auth, loginbase, {'enabled': False})
226 except Exception, exc:
227 logger.info("removeSliceCreation: %s" % exc)
232 #def enableSliceCreation(nodename, maxslices):
233 # api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
234 # anon = {'AuthMethod': "anonymous"}
235 # siteid = api.AnonAdmQuerySite (anon, {"node_hostname": nodename})
236 # if len(siteid) == 1:
237 # logger.info("Enabling slice creation for site %s" % siteId(nodename))
239 # if not config.debug:
240 # api.AdmUpdateSite(auth.auth, siteid[0], {"max_slices" : maxslices})
241 # except Exception, exc:
242 # logger.info("API: %s" % exc)
244 # logger.debug("Cant find site for %s. Cannot enable creation." % nodename)
247 logger.setLevel(logging.DEBUG)
248 ch = logging.StreamHandler()
249 ch.setLevel(logging.DEBUG)
250 formatter = logging.Formatter('logger - %(message)s')
251 ch.setFormatter(formatter)
252 logger.addHandler(ch)
253 #print getpcu("kupl2.ittc.ku.edu")
254 #print getpcu("planetlab1.cse.msu.edu")
255 #print getpcu("alice.cs.princeton.edu")
257 #nodeBootState("alice.cs.princeton.edu", "boot")
258 #freezeSite("alice.cs.princeton.edu")
259 print removeSliceCreation("alice.cs.princeton.edu")
260 #enableSliceCreation("alice.cs.princeton.edu", 1024)
261 #print getSiteNodes("princeton")
262 #print siteId("alice.cs.princeton.edu")
263 #print nodePOD("alice.cs.princeton.edu")
264 #print slices("princeton")
266 if __name__=="__main__":