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
22 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False, allow_none=True)
25 api = xmlrpclib.Server(url, verbose=False, allow_none=True)
29 def __init__(self, auth, url):
32 self.api = xmlrpclib.Server(self.url, verbose=False, allow_none=True)
34 def __getattr__(self, name):
35 method = getattr(self.api, name)
37 raise AssertionError("method does not exist")
39 return lambda *params : method(self.auth, *params)
42 return self.api.__repr__()
45 Returns list of nodes in dbg as reported by PLC
49 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
50 anon = {'AuthMethod': "anonymous"}
51 for node in api.GetNodes(anon, {"boot_state":"dbg"},["hostname"]):
52 dbgNodes.append(node['hostname'])
53 logger.info("%s nodes in debug according to PLC." %len(dbgNodes))
58 Returns loginbase for given nodename
61 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
62 anon = {'AuthMethod': "anonymous"}
63 site_id = api.GetNodes (anon, {"hostname": nodename}, ['site_id'])
65 loginbase = api.GetSites (anon, site_id[0], ["login_base"])
66 return loginbase[0]['login_base']
69 Returns list of slices for a site.
71 def slices(loginbase):
73 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
74 sliceids = api.GetSites (auth.auth, {"login_base" : loginbase}, ["slice_ids"])[0]['slice_ids']
75 for slice in api.GetSlices(auth.auth, {"slice_id" : sliceids}, ["name"]):
76 siteslices.append(slice['name'])
80 Returns dict of PCU info of a given node.
83 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
84 anon = {'AuthMethod': "anonymous"}
85 nodeinfo = api.GetNodes(auth.auth, {"hostname": nodename}, ["pcu_ids", "ports"])[0]
86 if nodeinfo['pcu_ids']:
87 sitepcu = api.GetPCUs(auth.auth, nodeinfo['pcu_ids'])[0]
88 sitepcu[nodename] = nodeinfo["ports"][0]
91 logger.info("%s doesn't have PCU" % nodename)
94 def GetPCUs(filter=None, fields=None):
95 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False, allow_none=True)
96 pcu_list = api.GetPCUs(auth.auth, filter, fields)
100 Returns all site nodes for site id (loginbase).
102 def getSiteNodes(loginbase, fields=None):
103 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
105 anon = {'AuthMethod': "anonymous"}
107 nodeids = api.GetSites(anon, {"login_base": loginbase}, fields)[0]['node_ids']
108 for node in api.GetNodes(anon, {"node_id": nodeids}, ['hostname']):
109 nodelist.append(node['hostname'])
110 except Exception, exc:
111 logger.info("getSiteNodes: %s" % exc)
112 print "getSiteNodes: %s" % exc
115 def getPersons(filter=None, fields=None):
116 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False, allow_none=True)
119 persons = api.GetPersons(auth.auth, filter, fields)
120 except Exception, exc:
121 print "getPersons: %s" % exc
122 logger.info("getPersons: %s" % exc)
125 def getSites(filter=None, fields=None):
126 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False, allow_none=True)
128 anon = {'AuthMethod': "anonymous"}
130 sites = api.GetSites(anon, filter, fields)
131 except Exception, exc:
132 print "getSites: %s" % exc
133 logger.info("getSites: %s" % exc)
136 def getSiteNodes2(loginbase):
137 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
139 anon = {'AuthMethod': "anonymous"}
141 nodeids = api.GetSites(anon, {"login_base": loginbase})[0]['node_ids']
142 nodelist += getNodes({'node_id':nodeids})
143 except Exception, exc:
144 logger.info("getSiteNodes2: %s" % exc)
147 def getNodeNetworks(filter=None):
148 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False, allow_none=True)
149 nodenetworks = api.GetNodeNetworks(auth.auth, filter, None)
152 def getNodes(filter=None, fields=None):
153 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False, allow_none=True)
154 nodes = api.GetNodes(auth.auth, filter, fields)
155 #['boot_state', 'hostname',
156 #'site_id', 'date_created', 'node_id', 'version', 'nodenetwork_ids',
157 #'last_updated', 'peer_node_id', 'ssh_rsa_key' ])
161 Sets boot state of a node.
163 def nodeBootState(nodename, state):
164 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
166 return api.UpdateNode(auth.auth, nodename, {'boot_state': state})
167 except Exception, exc:
168 logger.info("nodeBootState: %s" % exc)
170 def updateNodeKey(nodename, key):
171 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
173 return api.UpdateNode(auth.auth, nodename, {'key': key})
174 except Exception, exc:
175 logger.info("updateNodeKey: %s" % exc)
178 Sends Ping Of Death to node.
180 def nodePOD(nodename):
181 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
182 logger.info("Sending POD to %s" % nodename)
185 return api.RebootNode(auth.auth, nodename)
186 except Exception, exc:
187 logger.info("nodePOD: %s" % exc)
190 Freeze all site slices.
192 def suspendSlices(nodename):
193 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
194 for slice in slices(siteId(nodename)):
195 logger.info("Suspending slice %s" % slice)
198 api.AddSliceAttribute(auth.auth, slice, "enabled", "0")
199 except Exception, exc:
200 logger.info("suspendSlices: %s" % exc)
202 def enableSlices(nodename):
203 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False, allow_none=True)
204 for slice in slices(siteId(nodename)):
205 logger.info("Enabling slices %s" % slice)
208 slice_list = api.GetSlices(auth.auth, {'name': slice}, None)
209 if len(slice_list) == 0:
211 slice_id = slice_list[0]['slice_id']
212 l_attr = api.GetSliceAttributes(auth.auth, {'slice_id': slice_id}, None)
214 if "enabled" == attr['name'] and attr['value'] == "0":
215 logger.info("Deleted enable=0 attribute from slice %s" % slice)
216 api.DeleteSliceAttribute(auth.auth, attr['slice_attribute_id'])
217 except Exception, exc:
218 logger.info("enableSlices: %s" % exc)
219 print "exception: %s" % exc
221 #I'm commenting this because this really should be a manual process.
223 #Enable suspended site slices.
225 #def enableSlices(nodename, slicelist):
226 # api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
227 # for slice in slices(siteId(nodename)):
228 # logger.info("Suspending slice %s" % slice)
229 # api.SliceAttributeAdd(auth.auth, slice, "plc_slice_state", {"state" : "suspended"})
231 def enableSliceCreation(nodename):
232 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False, allow_none=True)
234 loginbase = siteId(nodename)
235 logger.info("Enabling slice creation for site %s" % loginbase)
237 logger.info("\tcalling UpdateSite(%s, enabled=True)" % loginbase)
238 api.UpdateSite(auth.auth, loginbase, {'enabled': True})
239 except Exception, exc:
240 print "ERROR: enableSliceCreation: %s" % exc
241 logger.info("ERROR: enableSliceCreation: %s" % exc)
244 Removes ability to create slices. Returns previous max_slices
246 def removeSliceCreation(nodename):
247 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
249 loginbase = siteId(nodename)
250 #numslices = api.GetSites(auth.auth, {"login_base": loginbase},
251 # ["max_slices"])[0]['max_slices']
252 logger.info("Removing slice creation for site %s" % loginbase)
254 #api.UpdateSite(auth.auth, loginbase, {'max_slices': 0})
255 api.UpdateSite(auth.auth, loginbase, {'enabled': False})
256 except Exception, exc:
257 logger.info("removeSliceCreation: %s" % exc)
262 #def enableSliceCreation(nodename, maxslices):
263 # api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
264 # anon = {'AuthMethod': "anonymous"}
265 # siteid = api.AnonAdmQuerySite (anon, {"node_hostname": nodename})
266 # if len(siteid) == 1:
267 # logger.info("Enabling slice creation for site %s" % siteId(nodename))
269 # if not config.debug:
270 # api.AdmUpdateSite(auth.auth, siteid[0], {"max_slices" : maxslices})
271 # except Exception, exc:
272 # logger.info("API: %s" % exc)
274 # logger.debug("Cant find site for %s. Cannot enable creation." % nodename)
277 logger.setLevel(logging.DEBUG)
278 ch = logging.StreamHandler()
279 ch.setLevel(logging.DEBUG)
280 formatter = logging.Formatter('logger - %(message)s')
281 ch.setFormatter(formatter)
282 logger.addHandler(ch)
283 #print getpcu("kupl2.ittc.ku.edu")
284 #print getpcu("planetlab1.cse.msu.edu")
285 #print getpcu("alice.cs.princeton.edu")
287 #nodeBootState("alice.cs.princeton.edu", "boot")
288 #freezeSite("alice.cs.princeton.edu")
289 print removeSliceCreation("alice.cs.princeton.edu")
290 #enableSliceCreation("alice.cs.princeton.edu", 1024)
291 #print getSiteNodes("princeton")
292 #print siteId("alice.cs.princeton.edu")
293 #print nodePOD("alice.cs.princeton.edu")
294 #print slices("princeton")
296 if __name__=="__main__":