2 from PyQt4.QtCore import *
3 from PyQt4.QtGui import *
5 from sface.sfahelper import *
6 from sface.sficonfig import config
7 from sface.screens.sfascreen import SfaScreen
10 class SliceWidget(QWidget):
11 def __init__(self, parent=None):
12 QWidget.__init__(self, parent)
14 self.nodeView = QTreeView(self)
15 self.nodeView.setRootIsDecorated(False)
16 self.nodeView.setAlternatingRowColors(True)
17 self.nodeView.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
19 self.nodeModel = QStandardItemModel(0, 3, self)
20 self.nodeModel.setHeaderData(0, Qt.Horizontal, QString("Testbed"))
21 self.nodeModel.setHeaderData(1, Qt.Horizontal, QString("Hostname"))
22 self.nodeModel.setHeaderData(2, Qt.Horizontal, QString("IsIn"))
24 self.nodeView.setModel(self.nodeModel)
26 label = QLabel("<a href='refresh'>Refresh</a>", self)
27 label.setScaledContents(False)
28 self.connect(label, SIGNAL('linkActivated(QString)'), self.refresh)
30 slicename = QLabel ("Slice : %s"%(config.getSlice() or "None"),self)
32 layout = QVBoxLayout()
33 layout.addWidget(label)
34 layout.addWidget(slicename)
35 layout.addWidget(self.nodeView)
36 self.setLayout(layout)
37 self.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
40 def refresh(self, link=None):
42 if not data.getSlice():
43 print 'slice not set yet'
45 if not data.SFACE_DEBUG:
46 rspec_string = data.getRSpecFromSM()
48 print 'SFACE_DEBUG : using local file'
50 rspec_string = open(os.path.expanduser("~/.sfi/%s.rspec"%data.getSlice())).read()
52 networks = self.rspec_get_networks(rspec_string)
55 for network in networks:
56 # nodes = self.rspec_get_sliver_nodes_from_network(rspec_string, network)
57 # for node in nodes: self.addNode(network, node, True)
58 # nodes = self.rspec_get_other_nodes_from_network(rspec_string, network)
59 # for node in nodes: self.addNode(network, node, False)
60 # hacky - i'm just gettin used to this xml navigation stuff
61 xml_nodes = self.rspec_get_xml_nodes_from_network(rspec_string, network)
62 from lxml import etree
63 # addNode inserts before, so let's start with the ones that are not in
64 for xml_node in xml_nodes:
65 if not xml_node.xpath('sliver'):
66 self.addNode(network,xml_node.xpath('hostname/text()')[0],False)
67 for xml_node in xml_nodes:
68 if xml_node.xpath('sliver'):
69 self.addNode(network,xml_node.xpath('hostname/text()')[0],True)
72 def addNode(self, testbed, hostname, mark):
73 self.nodeModel.insertRow(0)
74 self.nodeModel.setData(self.nodeModel.index(0,0), QString(testbed))
75 self.nodeModel.setData(self.nodeModel.index(0,1), QString(hostname))
78 self.nodeModel.setData(self.nodeModel.index(0,2), QString(msg))
81 class MainScreen(SfaScreen):
82 def __init__(self, parent=None):
83 SfaScreen.__init__(self, parent)
85 slice = SliceWidget(self)
86 self.init(slice, "Main Window", "PlanetLab Federation GUI")