add batch mode for renewing slices

diff --git a/sface/sfirenew.py b/sface/sfirenew.py
index 47ddf2a..a4dd1b3 100644 (file)
--- a/sface/sfirenew.py
+++ b/sface/sfirenew.py
@@ -10,6 +10,7 @@ from PyQt4.QtGui import *
 from sface.config import config
 from sface.sfiprocess import SfiProcess
 #from sface.sfithread import SfiThread
+from sface.sliceview import SliceView, SliceModel
 
 class SfiRenewer(QObject):
     def __init__(self, hrn, newExpiration, parent=None):
@@ -20,12 +21,12 @@ class SfiRenewer(QObject):
 
         self.renewProcess = SfiProcess(self)
         self.connect(self.renewProcess, SIGNAL('finished()'), self.finishedGetRecord)
-        self.renewProcess.getRecord(hrn=config.getSlice(), filename="/tmp/slicerecord")
+        self.renewProcess.getRecord(hrn=hrn, filename="/tmp/slicerecord")
 
     def finishedGetRecord(self):
-        faultString = self.renewProcess.getFaultString()
-        if faultString:
-            self.emitFinished("fault", faultString)
+        self.faultString = self.renewProcess.getFaultString()
+        if self.faultString:
+            self.emitFinished("fault", self.faultString)
             return
 
         f = open("/tmp/slicerecord", "r")
@@ -36,7 +37,8 @@ class SfiRenewer(QObject):
         exp = re.compile('expires="[^"]*"')
         if exp.search(data)==None:
             # didn't find it
-            self.emitFinished("failure", "failed to find expiration in slice record")
+            self.faultString = "failed to find expiration in slice record"
+            self.emitFinished("failure", self.faultString)
             return
 
         # change the expiration time
@@ -51,9 +53,9 @@ class SfiRenewer(QObject):
         self.renewProcess.updateRecord("/tmp/slicerecord")
 
     def finishedUpdateRecord(self):
-        faultString = self.renewProcess.getFaultString()
-        if faultString:
-            self.emitFinished("fault", faultString)
+        self.faultString = self.renewProcess.getFaultString()
+        if self.faultString:
+            self.emitFinished("fault", self.faultString)
             return
 
         # we have to force sfi.py to download an updated slice credential
@@ -69,9 +71,9 @@ class SfiRenewer(QObject):
         self.renewProcess.renewSlivers(self.newExpiration.strftime("%Y-%m-%dT%H:%M:%SZ"))
 
     def finishedRenewSlivers(self):
-        faultString = self.renewProcess.getFaultString()
-        if faultString:
-            self.emitFinished("fault", faultString)
+        self.faultString = self.renewProcess.getFaultString()
+        if self.faultString:
+            self.emitFinished("fault", self.faultString)
             return
 
         self.emitFinished("success")
@@ -81,13 +83,19 @@ class SfiRenewer(QObject):
         self.statusMsg = statusMsg
         self.emit(SIGNAL("finished()"))
 
+    def getFaultString(self):
+        return self.faultString
+
 class RenewWindow(QDialog):
-    def __init__(self, parent=None):
+    def __init__(self, batch=False, parent=None):
         super(RenewWindow, self).__init__(parent)
         self.setWindowTitle("Renew Slivers")
 
+        self.batch = batch
+
         self.renewProcess = None
 
+        durationLabel = QLabel("Duration:")
         self.duration = QComboBox()
 
         self.expirations = []
@@ -103,54 +111,111 @@ class RenewWindow(QDialog):
 
         self.duration.setCurrentIndex(0)
 
+        if self.batch:
+            sliceLabel = QLabel("Slices:")
+            self.sliceView = SliceView()
+
         self.status = QLabel("")
         self.status.setMaximumWidth(640)
 
         self.buttonBox = QDialogButtonBox(QDialogButtonBox.Ok | QDialogButtonBox.Cancel)
         self.buttonBox.button(QDialogButtonBox.Ok).setDefault(True)
 
+        if not self.batch:
+            self.buttonBox.addButton("Batch", QDialogButtonBox.ActionRole)
+
         layout = QVBoxLayout()
+        layout.addWidget(durationLabel)
         layout.addWidget(self.duration)
+        if self.batch:
+            layout.addWidget(sliceLabel)
+            layout.addWidget(self.sliceView)
         layout.addWidget(self.status)
         layout.addWidget(self.buttonBox)
         self.setLayout(layout)
 
-        #self.status.hide()
-
         self.connect(self.buttonBox, SIGNAL("accepted()"), self, SLOT("accept()"))
         self.connect(self.buttonBox, SIGNAL("rejected()"), self, SLOT("reject()"))
+        self.connect(self.buttonBox, SIGNAL("clicked(QAbstractButton *)"), self.clicked)
 
-    def accept(self):
-        self.setStatus("Renewing Slice...")
+        if self.batch:
+            self.sliceModel = SliceModel()
+            self.refreshAuthority()
 
-        self.renewProcess = SfiRenewer(config.getSlice(), self.get_new_expiration(), self)
-        self.connect(self.renewProcess, SIGNAL('finished()'), self.renewFinished)
+    def clicked(self, button):
+        if button.text() == "Batch":
+            # close ourself, and reopen the batch renew window
+            self.close()
+            dlg = RenewWindow(batch=True, parent=self.parent())
+            dlg.exec_()
+
+    def accept(self):
+        if self.batch:
+            self.slicesToRenew = self.sliceModel.getSelectedSlices()
+            if self.slicesToRenew == []:
+                QMessageBox.warning(self, "No Slices", "Please add at least on slice by double-clicking on a slice name")
+                return
+        else:
+            self.slicesToRenew = [config.getSlice()]
 
         self.duration.setEnabled(False)
         self.buttonBox.setEnabled(False)
+        if self.batch:
+            self.sliceView.setEnabled(False)
+
+        self.renewNextSlice()
 
     def setStatus(self, x):
         self.status.setText(x)
 
+    def renewNextSlice(self):
+        self.sliceName = self.slicesToRenew.pop(0)
+        self.renewProcess = SfiRenewer(self.sliceName, self.get_new_expiration(), self)
+        self.connect(self.renewProcess, SIGNAL('finished()'), self.renewFinished)
+        self.setStatus("<font color='green'>Renewing: %s.</font>" % self.sliceName)
+
     def renewFinished(self):
-        if self.renewProcess.status == "success":
-            color = "green"
-            # give the user the <close> button
-            self.buttonBox.clear()
-            self.buttonBox.addButton(QDialogButtonBox.Close)
-        else:
-            color = "red"
+        self.disconnect(self.renewProcess, SIGNAL('finished()'), self.renewFinished)
 
-        if self.renewProcess.statusMsg:
-            self.setStatus("<font color='%s'>Renew %s: %s</font>" % (color, self.renewProcess.status, self.renewProcess.statusMsg))
+        faultString = self.renewProcess.getFaultString()
+        if faultString:
+            self.setStatus("<font color='red'>Renew %s Error: %s</font>" % (self.sliceName, faultString))
+            self.buttonBox.setEnabled(True)
         else:
-            self.setStatus("<font color='%s'>Renew %s</font>" % (color, self.renewProcess.status))
-
-        self.buttonBox.setEnabled(True)
+            self.setStatus("<font color='green'>Renew %s Success</font>" % self.sliceName)
 
-        self.disconnect(self.renewProcess, SIGNAL('finished()'), self.renewFinished)
-        self.renewProcess = None
+            if (self.slicesToRenew != []):
+                self.renewNextSlice()
+            else:
+                # give the user the <close> button
+                self.buttonBox.clear()
+                self.buttonBox.addButton(QDialogButtonBox.Close)
+                self.buttonBox.setEnabled(True)
 
     def get_new_expiration(self):
         index = self.duration.currentIndex()
         return self.expirations[index]
+
+    def refreshAuthority(self):
+        self.process = SfiProcess(self)
+        self.connect(self.process, SIGNAL('finished()'), self.getAuthorityRecordFinished)
+
+        self.process.listRecords(config.getAuthority(), None, config.getAuthorityListFile())
+        self.setStatus("Refreshing slice list. This will take a moment...")
+
+    def getAuthorityRecordFinished(self):
+        self.disconnect(self.process, SIGNAL('finished()'), self.getAuthorityRecordFinished)
+
+        faultString = self.process.getFaultString()
+        if not faultString:
+            self.setStatus("<font color='green'>Slice list refreshed.</font>")
+            self.updateSliceView()
+        else:
+            self.setStatus("<font color='red'>Authority rec refresh error: %s</font>" % (faultString))
+
+    def updateSliceView(self):
+        self.sliceModel.updateModel()
+
+        self.sliceView.setModel(self.sliceModel)
+        self.sliceView.resizeColumnToContents(0)
+

diff --git a/sface/sliceview.py b/sface/sliceview.py
new file mode 100644 (file)
index 0000000..92dd844
--- /dev/null
+++ b/sface/sliceview.py
@@ -0,0 +1,167 @@
+import datetime
+import os
+import pickle
+from PyQt4.QtCore import *
+from PyQt4.QtGui import *
+
+from sfa.util.record import SfaRecord, SliceRecord, AuthorityRecord
+from sface.config import config
+
+NAME_COLUMN = 0
+MEMBERSHIP_STATUS_COLUMN = 1
+
+# maximum length of a name to display before clipping
+NAME_MAX_LEN = 48
+
+slice_status = { "in": "Selected",
+                "out": "Not Selected"}
+
+color_status = { "in": QColor.fromRgb(0, 250, 250), }
+
+class SliceNameDelegate(QStyledItemDelegate):
+    def __init__(self, parent):
+        QStyledItemDelegate.__init__(self, parent)
+
+    def displayText(self, value, locale):
+        data = str(QStyledItemDelegate.displayText(self, value, locale))
+        if (len(data)>NAME_MAX_LEN):
+            data = data[:(NAME_MAX_LEN-3)] + "..."
+        return QString(data)
+
+    def paint(self, painter, option, index):
+        model = index.model()
+        data = str(self.displayText(index.data(), QLocale()))
+        status_index = model.index(index.row(), MEMBERSHIP_STATUS_COLUMN, index.parent())
+        status_data = status_index.data().toString()
+
+        fm = QFontMetrics(option.font)
+        rect = QRect(option.rect)
+
+        rect.setHeight(rect.height() - 2)
+        rect.setWidth(fm.width(QString(data)) + 6)
+        rect.setX(rect.x() + 5)
+        rect.setY(rect.y() - 1)
+
+        textRect = QRect(option.rect)
+        textRect.setWidth(fm.width(QString(data)) + 6)
+        textRect.setX(rect.x())
+
+        x, y, h, w = rect.x(), rect.y(), rect.height(), rect.width()
+
+        path = QPainterPath()
+        path.addRoundedRect(x - 1, y + 1, w, h, 4, 4)
+
+        painter.save()
+        painter.setRenderHint(QPainter.Antialiasing)
+
+        if option.state & QStyle.State_Selected:
+            painter.fillRect(option.rect, option.palette.color(QPalette.Active, QPalette.Highlight))
+
+        color = None
+        for x in slice_status.keys():
+            if (slice_status[x] == status_data) and (x in color_status):
+                color = color_status[x]
+
+        if color != None:
+            painter.fillPath(path, color)
+        painter.setPen(QColor.fromRgb(0, 0, 0))
+        painter.drawText(textRect, Qt.AlignVCenter, QString(data))
+
+        painter.restore()
+
+class SliceView(QTableView):
+    def __init__(self, parent=None):
+        QTableView.__init__(self, parent)
+
+        self.setSelectionBehavior(QAbstractItemView.SelectRows)
+        self.setSelectionMode(QAbstractItemView.SingleSelection)
+        self.setAlternatingRowColors(True)
+        self.setAttribute(Qt.WA_MacShowFocusRect, 0)
+        self.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
+        self.setToolTip("Double click on a row to change its status.")
+
+        self.setItemDelegateForColumn(0, SliceNameDelegate(self))
+
+    def keyPressEvent(self, event):
+        if (event.key() == Qt.Key_Space):
+            self.toggleSelection()
+        else:
+            QTableView.keyPressEvent(self, event)
+
+    def mouseDoubleClickEvent(self, event):
+        self.toggleSelection()
+
+    def toggleSelection(self):
+        index = self.currentIndex()
+        model = index.model()
+        status_index = model.index(index.row(), MEMBERSHIP_STATUS_COLUMN, index.parent())
+        status_data = status_index.data().toString()
+        node_index = model.index(index.row(), NAME_COLUMN, index.parent())
+        node_data = node_index.data().toString()
+
+        if status_data == slice_status['in']:
+            model.setData(status_index, QString(slice_status['out']))
+        else:
+            model.setData(status_index, QString(slice_status['in']))
+
+        model.emit(SIGNAL("dataChanged(QModelIndex, QModelIndex)"), node_index, node_index)
+
+    def currentChanged(self, current, previous):
+        model = current.model()
+        node_index = model.index(current.row(), 0, current.parent())
+        node_data = node_index.data().toString()
+
+class SliceModel(QStandardItemModel):
+    def __init__(self, rows=0, columns=4, parent=None):
+         QStandardItemModel.__init__(self, rows, columns, parent)
+
+    def updateModel(self):
+        self.clear()
+
+        slice_names = []
+
+        i=0
+        while (os.path.exists(config.getAuthorityListFile(i))):
+            rec = self.readSliceRecord(i)
+            if rec:
+                name = str(rec.get_name())
+                if (rec.get_type() == "slice"):
+                    slice_names.append(name)
+            i=i+1
+
+        rootItem = self.invisibleRootItem()
+
+        for name in slice_names:
+            rootItem.appendRow([self.readOnlyItem(name),
+                                self.readOnlyItem(slice_status["out"])])
+
+        headers = QStringList() << "Slice Name" << "Status"
+        self.setHorizontalHeaderLabels(headers)
+
+    def readOnlyItem(self, x):
+        item = QStandardItem(QString(x))
+        item.setFlags(Qt.ItemIsSelectable | Qt.ItemIsEnabled)
+        return item
+
+    def getSelectedSlices(self):
+        slices = []
+        item = self.invisibleRootItem()
+        children = item.rowCount()
+        for row in range(0, children):
+            childName = str(item.child(row, NAME_COLUMN).data(Qt.DisplayRole).toString())
+            childStatus = str(item.child(row, MEMBERSHIP_STATUS_COLUMN).data(Qt.DisplayRole).toString())
+
+            if (childStatus == slice_status['in']):
+                slices.append(childName)
+
+        return slices
+
+    def readSliceRecord(self, i):
+        rec_file = config.getAuthorityListFile(i)
+        if os.path.exists(rec_file):
+            xml = open(rec_file).read()
+            rec = SliceRecord()
+            rec.load_from_string(xml)
+            return rec
+        return None
+