mirror of
https://github.com/SELinuxProject/setools
synced 2025-03-22 19:16:34 +00:00
308 lines
11 KiB
Python
308 lines
11 KiB
Python
# Copyright 2015-2016, Tresys Technology, LLC
|
|
#
|
|
# This file is part of SETools.
|
|
#
|
|
# SETools is free software: you can redistribute it and/or modify
|
|
# it under the terms of the GNU Lesser General Public License as
|
|
# published by the Free Software Foundation, either version 2.1 of
|
|
# the License, or (at your option) any later version.
|
|
#
|
|
# SETools is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU Lesser General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU Lesser General Public
|
|
# License along with SETools. If not, see
|
|
# <http://www.gnu.org/licenses/>.
|
|
#
|
|
|
|
import logging
|
|
|
|
from PyQt5.QtCore import Qt
|
|
from PyQt5.QtWidgets import QApplication, QFileDialog, QLineEdit, QMainWindow, QMessageBox
|
|
from setools import __version__, PermissionMap, SELinuxPolicy
|
|
|
|
from ..widget import SEToolsWidget
|
|
from ..logtosignal import LogHandlerToSignal
|
|
from .chooseanalysis import ChooseAnalysis
|
|
from .permmapedit import PermissionMapEditor
|
|
from .summary import SummaryTab
|
|
|
|
|
|
class ApolMainWindow(SEToolsWidget, QMainWindow):
|
|
|
|
def __init__(self, filename):
|
|
super(ApolMainWindow, self).__init__()
|
|
self.log = logging.getLogger(__name__)
|
|
self._permmap = None
|
|
self._policy = None
|
|
self.setupUi()
|
|
|
|
self.load_permmap()
|
|
|
|
if filename:
|
|
self.load_policy(filename)
|
|
|
|
if self._policy:
|
|
self.create_new_analysis("Summary", SummaryTab)
|
|
|
|
self.update_window_title()
|
|
|
|
def setupUi(self):
|
|
self.load_ui("apol.ui")
|
|
|
|
self.tab_counter = 0
|
|
|
|
# set up analysis menu
|
|
self.chooser = ChooseAnalysis(self)
|
|
|
|
# set up error message dialog
|
|
self.error_msg = QMessageBox(self)
|
|
self.error_msg.setStandardButtons(QMessageBox.Ok)
|
|
|
|
# set up permission map editor
|
|
self.permmap_editor = PermissionMapEditor(self, True)
|
|
|
|
# set up tab name editor
|
|
self.tab_editor = QLineEdit(self.AnalysisTabs)
|
|
self.tab_editor.setWindowFlags(Qt.Popup)
|
|
|
|
# configure tab bar context menu
|
|
tabBar = self.AnalysisTabs.tabBar()
|
|
tabBar.addAction(self.rename_tab_action)
|
|
tabBar.addAction(self.close_tab_action)
|
|
tabBar.setContextMenuPolicy(Qt.ActionsContextMenu)
|
|
|
|
# capture INFO and higher Python messages from setools lib for status bar
|
|
handler = LogHandlerToSignal()
|
|
handler.message.connect(self.statusbar.showMessage)
|
|
logging.getLogger("setools").addHandler(handler)
|
|
logging.getLogger("setoolsgui").addHandler(handler)
|
|
|
|
# connect signals
|
|
self.open_policy.triggered.connect(self.select_policy)
|
|
self.close_policy_action.triggered.connect(self.close_policy)
|
|
self.open_permmap.triggered.connect(self.select_permmap)
|
|
self.new_analysis.triggered.connect(self.choose_analysis)
|
|
self.AnalysisTabs.tabCloseRequested.connect(self.close_tab)
|
|
self.AnalysisTabs.tabBarDoubleClicked.connect(self.tab_name_editor)
|
|
self.tab_editor.editingFinished.connect(self.rename_tab)
|
|
self.rename_tab_action.triggered.connect(self.rename_active_tab)
|
|
self.close_tab_action.triggered.connect(self.close_active_tab)
|
|
self.copy_action.triggered.connect(self.copy)
|
|
self.cut_action.triggered.connect(self.cut)
|
|
self.paste_action.triggered.connect(self.paste)
|
|
self.edit_permmap_action.triggered.connect(self.edit_permmap)
|
|
self.save_permmap_action.triggered.connect(self.save_permmap)
|
|
self.about_apol_action.triggered.connect(self.about_apol)
|
|
|
|
self.show()
|
|
|
|
def update_window_title(self):
|
|
if self._policy:
|
|
self.setWindowTitle("{0} - apol".format(self._policy))
|
|
else:
|
|
self.setWindowTitle("apol")
|
|
|
|
#
|
|
# Policy handling
|
|
#
|
|
def select_policy(self):
|
|
old_policy = self._policy
|
|
|
|
if old_policy and self.AnalysisTabs.count() > 0:
|
|
reply = QMessageBox.question(
|
|
self, "Continue?",
|
|
"Loading a policy will close all existing analyses. Continue?",
|
|
QMessageBox.Yes | QMessageBox.No)
|
|
|
|
if reply == QMessageBox.No:
|
|
return
|
|
|
|
filename = QFileDialog.getOpenFileName(self, "Open policy file", ".",
|
|
"SELinux Policies (policy.* sepolicy);;"
|
|
"All Files (*)")[0]
|
|
if filename:
|
|
self.load_policy(filename)
|
|
|
|
if self._policy != old_policy:
|
|
# policy loading succeeded, clear any
|
|
# existing tabs
|
|
self.AnalysisTabs.clear()
|
|
self.create_new_analysis("Summary", SummaryTab)
|
|
|
|
def load_policy(self, filename):
|
|
try:
|
|
self._policy = SELinuxPolicy(filename)
|
|
except Exception as ex:
|
|
self.log.critical("Failed to load policy \"{0}\"".format(filename))
|
|
self.error_msg.critical(self, "Policy loading error", str(ex))
|
|
else:
|
|
self.update_window_title()
|
|
|
|
if self._permmap:
|
|
self._permmap.map_policy(self._policy)
|
|
self.apply_permmap()
|
|
|
|
def close_policy(self):
|
|
if self.AnalysisTabs.count() > 0:
|
|
reply = QMessageBox.question(
|
|
self, "Continue?",
|
|
"Loading a policy will close all existing analyses. Continue?",
|
|
QMessageBox.Yes | QMessageBox.No)
|
|
|
|
if reply == QMessageBox.No:
|
|
return
|
|
|
|
self.AnalysisTabs.clear()
|
|
self._policy = None
|
|
self.update_window_title()
|
|
|
|
#
|
|
# Permission map handling
|
|
#
|
|
def select_permmap(self):
|
|
filename = QFileDialog.getOpenFileName(self, "Open permission map file", ".")[0]
|
|
if filename:
|
|
self.load_permmap(filename)
|
|
|
|
def load_permmap(self, filename=None):
|
|
try:
|
|
self._permmap = PermissionMap(filename)
|
|
except Exception as ex:
|
|
self.log.critical("Failed to load default permission map: {0}".format(ex))
|
|
self.error_msg.critical(self, "Permission map loading error", str(ex))
|
|
else:
|
|
if self._policy:
|
|
self._permmap.map_policy(self._policy)
|
|
self.apply_permmap()
|
|
|
|
def edit_permmap(self):
|
|
if not self._permmap:
|
|
self.error_msg.critical(self, "No open permission map",
|
|
"Cannot edit permission map. Please open a map first.")
|
|
self.select_permmap()
|
|
|
|
# in case user cancels out of
|
|
# choosing a permmap, recheck
|
|
if self._permmap:
|
|
self.permmap_editor.show(self._permmap)
|
|
|
|
def apply_permmap(self, perm_map=None):
|
|
if perm_map:
|
|
self._permmap = perm_map
|
|
|
|
for index in range(self.AnalysisTabs.count()):
|
|
tab = self.AnalysisTabs.widget(index)
|
|
self.log.debug("Updating permmap in tab {0} ({1}: \"{2}\")".format(
|
|
index, tab, tab.objectName()))
|
|
tab.perm_map = self._permmap
|
|
|
|
def save_permmap(self):
|
|
path = str(self._permmap) if self._permmap else "perm_map"
|
|
filename = QFileDialog.getSaveFileName(self, "Save permission map file", path)[0]
|
|
if filename:
|
|
try:
|
|
self._permmap.save(filename)
|
|
except Exception as ex:
|
|
self.log.critical("Failed to save permission map: {0}".format(ex))
|
|
self.error_msg.critical(self, "Permission map saving error", str(ex))
|
|
|
|
#
|
|
# Analysis tab handling
|
|
#
|
|
def choose_analysis(self):
|
|
if not self._policy:
|
|
self.error_msg.critical(self, "No open policy",
|
|
"Cannot start a new analysis. Please open a policy first.")
|
|
|
|
self.select_policy()
|
|
|
|
if self._policy:
|
|
# this check of self._policy is here in case someone
|
|
# tries to start an analysis with no policy open, but then
|
|
# cancels out of the policy file chooser or there is an
|
|
# error opening the policy file.
|
|
self.chooser.show(self._policy.mls)
|
|
|
|
def create_new_analysis(self, tabtitle, tabclass):
|
|
self.tab_counter += 1
|
|
counted_name = "{0}: {1}".format(self.tab_counter, tabtitle)
|
|
|
|
newanalysis = tabclass(self, self._policy, self._permmap)
|
|
newanalysis.setAttribute(Qt.WA_DeleteOnClose)
|
|
newanalysis.setObjectName(counted_name)
|
|
|
|
index = self.AnalysisTabs.addTab(newanalysis, counted_name)
|
|
self.AnalysisTabs.setTabToolTip(index, tabtitle)
|
|
self.AnalysisTabs.setCurrentIndex(index)
|
|
|
|
def tab_name_editor(self, index):
|
|
if index >= 0:
|
|
tab_area = self.AnalysisTabs.tabBar().tabRect(index)
|
|
self.tab_editor.move(self.AnalysisTabs.mapToGlobal(tab_area.topLeft()))
|
|
self.tab_editor.setText(self.AnalysisTabs.tabText(index))
|
|
self.tab_editor.selectAll()
|
|
self.tab_editor.show()
|
|
self.tab_editor.setFocus()
|
|
|
|
def close_active_tab(self):
|
|
"""Close the active tab. This is called from the context menu."""
|
|
index = self.AnalysisTabs.currentIndex()
|
|
if index >= 0:
|
|
self.close_tab(index)
|
|
|
|
def rename_active_tab(self):
|
|
"""Rename the active tab."""
|
|
index = self.AnalysisTabs.currentIndex()
|
|
if index >= 0:
|
|
self.tab_name_editor(index)
|
|
|
|
def close_tab(self, index):
|
|
"""Close a tab specified by index."""
|
|
widget = self.AnalysisTabs.widget(index)
|
|
widget.close()
|
|
self.AnalysisTabs.removeTab(index)
|
|
|
|
def rename_tab(self):
|
|
# this should never be negative since the editor is modal
|
|
index = self.AnalysisTabs.currentIndex()
|
|
|
|
self.tab_editor.hide()
|
|
self.AnalysisTabs.setTabText(index, self.tab_editor.text())
|
|
|
|
#
|
|
# Edit actions
|
|
#
|
|
def copy(self):
|
|
"""Copy text from the currently-focused widget."""
|
|
try:
|
|
QApplication.instance().focusWidget().copy()
|
|
except AttributeError:
|
|
pass
|
|
|
|
def cut(self):
|
|
"""Cut text from the currently-focused widget."""
|
|
try:
|
|
QApplication.instance().focusWidget().cut()
|
|
except AttributeError:
|
|
pass
|
|
|
|
def paste(self):
|
|
"""Paste text into the currently-focused widget."""
|
|
try:
|
|
QApplication.instance().focusWidget().paste()
|
|
except AttributeError:
|
|
pass
|
|
|
|
#
|
|
# Help actions
|
|
#
|
|
def about_apol(self):
|
|
QMessageBox.about(self, "About Apol", "Version {0}<br>"
|
|
"Apol is a graphical SELinux policy analysis tool and part of "
|
|
"<a href=\"https://github.com/TresysTechnology/setools/wiki\">"
|
|
"SETools</a>.<p>"
|
|
"Copyright (C) 2015-2016, Tresys Technology.".format(__version__))
|