sface/clislicemgr.py

   1 import re
   2 import urlparse
   3 import xmlrpclib
   4 from lxml import etree
   5 from PyQt4.QtXml import QDomDocument
   6 from sface.sfiprocess import SfiProcess
   7 from sface.sfidata import SfiData
   8
   9 from PyQt4.QtCore import *
  10 from PyQt4.QtGui import *
  11
  12 class ClientSliceManager(QDialog):
  13     def __init__(self, parent):
  14         QDialog.__init__(self, parent=parent)
  15         self.process = SfiProcess(self)
  16
  17         self.browserMessages = QTextBrowser()
  18
  19         self.layout = QVBoxLayout()
  20         self.layout.addWidget(self.browserMessages)
  21         self.setLayout(self.layout)
  22
  23     def setStatus(self, x):
  24         self.browserMessages.append(x)
  25
  26     # ProtoGENI-compatible submit. Contact each aggregate individually rather
  27     # than using the slice manager.
  28     # This code will be removed when ProtoGENI slicemanager is patched.
  29     def submit_pg_compat(self, rspec):
  30         # Several aggregates have issues with the <statistics> section in the
  31         # rspec, so make sure it's not there.
  32         stats_elems = rspec.xml.xpath("//statistics")
  33         if len(stats_elems)>0:
  34             stats_elem = stats_elems[0]
  35             parent = stats_elem.xpath("..")[0]
  36             parent.remove(stats_elem)
  37
  38         self.submit_aggSuccessCount = 0
  39         self.submit_aggFailCount = 0
  40         self.submit_rspec = rspec
  41         self.connect(self.process, SIGNAL('finished()'), self.getVersionFinished)
  42         self.process.getSliceMgrVersion()
  43         self.setStatus("Getting aggregate directory...")
  44
  45     def getVersionFinished(self):
  46         self.disconnect(self.process, SIGNAL('finished()'), self.getVersionFinished)
  47
  48         faultString = self.process.getFaultString()
  49         if not faultString:
  50             peers = SfiData().getSliceMgrVersion()["peers"]
  51             self.submit_aggs = [(key, peers[key]) for key in peers.keys()]
  52             self.delete_aggs = [(key, peers[key]) for key in peers.keys() if key.startswith("emulab")]
  53             self.setStatus("<font color='green'>Successfully retrieved agg list.</font>")
  54             self.deleteNextAgg()
  55         else:
  56             self.setStatus("<font color='red'>getSliceMgrVersion failed: %s</font>" % (faultString))
  57
  58     def deleteNextAgg(self):
  59         if (self.delete_aggs == []):
  60             self.submitNextAgg()
  61             return
  62
  63         self.delete_agg = self.delete_aggs.pop()
  64
  65         urlParts = urlparse.urlsplit(self.delete_agg[1])
  66         amPort = urlParts.port
  67         amAddr = urlParts.hostname+urlParts.path
  68
  69         self.setStatus("Deleting slivers on %s..." % (self.delete_agg[0]))
  70
  71         self.connect(self.process, SIGNAL('finished()'), self.deleteNextAggFinished)
  72         self.process.deleteSlivers(aggAddr = amAddr, aggPort = amPort)
  73
  74     def submitNextAgg(self):
  75         if (self.submit_aggs == []):
  76             #self.emit(SIGNAL("finished(PyQt_PyObject)"), self)
  77             self.close()
  78             return
  79
  80         self.submit_agg = self.submit_aggs.pop()
  81
  82         urlParts = urlparse.urlsplit(self.submit_agg[1])
  83         amPort = urlParts.port
  84         amAddr = urlParts.hostname+urlParts.path
  85
  86         self.setStatus("Submitting to %s..." % (self.submit_agg[0]))
  87
  88         self.connect(self.process, SIGNAL('finished()'), self.submitNextAggFinished)
  89         self.process.applyRSpec(self.submit_rspec, aggAddr = amAddr, aggPort = amPort, saveObtained=False)
  90
  91     def submitNextAggFinished(self):
  92         self.disconnect(self.process, SIGNAL('finished()'), self.submitNextAggFinished)
  93
  94         faultString = self.process.getFaultString()
  95         if not faultString:
  96             self.submit_aggSuccessCount+=1
  97             self.setStatus("<font color='green'>Succeeded on %s.</font> " % (self.submit_agg[0]))
  98         else:
  99             self.submit_aggFailCount+=1
 100             self.setStatus("<font color='red'>Failed on %s.</font> " % (self.submit_agg[0]))
 101
 102         self.submitNextAgg()
 103
 104     def deleteNextAggFinished(self):
 105         self.disconnect(self.process, SIGNAL('finished()'), self.deleteNextAggFinished)
 106
 107         faultString = self.process.getFaultString()
 108         if not faultString:
 109             self.setStatus("<font color='green'>Succeeded deleteslivers on %s.</font> " % (self.delete_agg[0]))
 110         else:
 111             self.setStatus("<font color='red'>Failed deleteslivers on %s.</font> " % (self.delete_agg[0]))
 112
 113         self.deleteNextAgg()
 114