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 $
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)
74 def GetPCUs(filter=None, fields=None):
75 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False, allow_none=True)
76 pcu_list = api.GetPCUs(auth.auth, filter, fields)
80 Returns all site nodes for site id (loginbase).
82 def getSiteNodes(loginbase, fields=None):
83 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
85 anon = {'AuthMethod': "anonymous"}
87 nodeids = api.GetSites(anon, {"login_base": loginbase}, fields)[0]['node_ids']
88 for node in api.GetNodes(anon, {"node_id": nodeids}, ['hostname']):
89 nodelist.append(node['hostname'])
90 except Exception, exc:
91 logger.info("getSiteNodes: %s" % exc)
94 def getSites(filter=None, fields=None):
95 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False, allow_none=True)
97 anon = {'AuthMethod': "anonymous"}
99 sites = api.GetSites(anon, filter, fields)
100 except Exception, exc:
101 print "getSites: %s" % exc
102 logger.info("getSites: %s" % exc)
105 def getSiteNodes2(loginbase):
106 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
108 anon = {'AuthMethod': "anonymous"}
110 nodeids = api.GetSites(anon, {"login_base": loginbase})[0]['node_ids']
111 nodelist += getNodes({'node_id':nodeids})
112 except Exception, exc:
113 logger.info("getSiteNodes2: %s" % exc)
116 def getNodeNetworks(filter=None):
117 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False, allow_none=True)
118 nodenetworks = api.GetNodeNetworks(auth.auth, filter, None)
121 def getNodes(filter=None, fields=None):
122 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False, allow_none=True)
123 nodes = api.GetNodes(auth.auth, filter, fields) #['boot_state', 'hostname',
124 #'site_id', 'date_created', 'node_id', 'version', 'nodenetwork_ids',
125 #'last_updated', 'peer_node_id', 'ssh_rsa_key' ])
129 Sets boot state of a node.
131 def nodeBootState(nodename, state):
132 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
134 return api.UpdateNode(auth.auth, nodename, {'boot_state': state})
135 except Exception, exc:
136 logger.info("nodeBootState: %s" % exc)
139 Sends Ping Of Death to node.
141 def nodePOD(nodename):
142 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
143 logger.info("Sending POD to %s" % nodename)
146 return api.RebootNode(auth.auth, nodename)
147 except Exception, exc:
148 logger.info("nodePOD: %s" % exc)
151 Freeze all site slices.
153 def suspendSlices(nodename):
154 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
155 for slice in slices(siteId(nodename)):
156 logger.info("Suspending slice %s" % slice)
159 api.AddSliceAttribute(auth.auth, slice, "enabled", "0")
160 except Exception, exc:
161 logger.info("suspendSlices: %s" % exc)
163 def enableSlices(nodename):
164 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False, allow_none=True)
165 for slice in slices(siteId(nodename)):
166 logger.info("Enabling slices %s" % slice)
169 slice_list = api.GetSlices(auth.auth, {'name': slice}, None)
170 if len(slice_list) == 0:
172 slice_id = slice_list[0]['slice_id']
173 l_attr = api.GetSliceAttributes(auth.auth, {'slice_id': slice_id}, None)
175 if "enabled" == attr['name'] and attr['value'] == "0":
176 logger.info("Deleted enable=0 attribute from slice %s" % slice)
177 api.DeleteSliceAttribute(auth.auth, attr['slice_attribute_id'])
178 except Exception, exc:
179 logger.info("enableSlices: %s" % exc)
180 print "exception: %s" % exc
182 #I'm commenting this because this really should be a manual process.
184 #Enable suspended site slices.
186 #def enableSlices(nodename, slicelist):
187 # api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
188 # for slice in slices(siteId(nodename)):
189 # logger.info("Suspending slice %s" % slice)
190 # api.SliceAttributeAdd(auth.auth, slice, "plc_slice_state", {"state" : "suspended"})
192 def enableSliceCreation(nodename):
193 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False, allow_none=True)
195 loginbase = siteId(nodename)
196 logger.info("Enabling slice creation for site %s" % loginbase)
198 logger.info("\tcalling UpdateSite(%s, enabled=True)" % loginbase)
199 api.UpdateSite(auth.auth, loginbase, {'enabled': True})
200 except Exception, exc:
201 print "ERROR: enableSliceCreation: %s" % exc
202 logger.info("ERROR: enableSliceCreation: %s" % exc)
205 Removes ability to create slices. Returns previous max_slices
207 def removeSliceCreation(nodename):
208 api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
210 loginbase = siteId(nodename)
211 #numslices = api.GetSites(auth.auth, {"login_base": loginbase},
212 # ["max_slices"])[0]['max_slices']
213 logger.info("Removing slice creation for site %s" % loginbase)
215 #api.UpdateSite(auth.auth, loginbase, {'max_slices': 0})
216 api.UpdateSite(auth.auth, loginbase, {'enabled': False})
217 except Exception, exc:
218 logger.info("removeSliceCreation: %s" % exc)
223 #def enableSliceCreation(nodename, maxslices):
224 # api = xmlrpclib.Server(XMLRPC_SERVER, verbose=False)
225 # anon = {'AuthMethod': "anonymous"}
226 # siteid = api.AnonAdmQuerySite (anon, {"node_hostname": nodename})
227 # if len(siteid) == 1:
228 # logger.info("Enabling slice creation for site %s" % siteId(nodename))
230 # if not config.debug:
231 # api.AdmUpdateSite(auth.auth, siteid[0], {"max_slices" : maxslices})
232 # except Exception, exc:
233 # logger.info("API: %s" % exc)
235 # logger.debug("Cant find site for %s. Cannot enable creation." % nodename)
238 logger.setLevel(logging.DEBUG)
239 ch = logging.StreamHandler()
240 ch.setLevel(logging.DEBUG)
241 formatter = logging.Formatter('logger - %(message)s')
242 ch.setFormatter(formatter)
243 logger.addHandler(ch)
244 #print getpcu("kupl2.ittc.ku.edu")
245 #print getpcu("planetlab1.cse.msu.edu")
246 #print getpcu("alice.cs.princeton.edu")
248 #nodeBootState("alice.cs.princeton.edu", "boot")
249 #freezeSite("alice.cs.princeton.edu")
250 print removeSliceCreation("alice.cs.princeton.edu")
251 #enableSliceCreation("alice.cs.princeton.edu", 1024)
252 #print getSiteNodes("princeton")
253 #print siteId("alice.cs.princeton.edu")
254 #print nodePOD("alice.cs.princeton.edu")
255 #print slices("princeton")
257 if __name__=="__main__":