mirror of
https://github.com/SELinuxProject/setools
synced 2025-03-20 18:16:41 +00:00
124cdd32df
Only resize columns to content once, when results are generated. This will generally provide a reasonable column width, while still allowing the user to resize the columns, such as when the permission list is very long.
273 lines
9.7 KiB
Python
273 lines
9.7 KiB
Python
# Copyright 2015, Tresys Technology, LLC
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#
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# This file is part of SETools.
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#
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# SETools is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License as
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# published by the Free Software Foundation, either version 2.1 of
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# the License, or (at your option) any later version.
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#
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# SETools is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with SETools. If not, see
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# <http://www.gnu.org/licenses/>.
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#
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import logging
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from PyQt5.QtCore import Qt, QSortFilterProxyModel, QStringListModel
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from PyQt5.QtGui import QPalette, QTextCursor
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from PyQt5.QtWidgets import QCompleter, QHeaderView, QScrollArea
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from setools import TERuleQuery
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from ..widget import SEToolsWidget
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from .rulemodels import TERuleListModel
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from .models import PermListModel, SEToolsListModel
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class TERuleQueryTab(SEToolsWidget, QScrollArea):
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def __init__(self, tab, policy):
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super(TERuleQueryTab, self).__init__(tab)
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self.log = logging.getLogger(self.__class__.__name__)
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self.policy = policy
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self.query = TERuleQuery(policy)
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self.tab = tab
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self.setupUi()
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def setupUi(self):
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self.load_ui("terulequery.ui")
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# set up source/target autocompletion
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typeattr_completion_list = [str(t) for t in self.policy.types()]
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typeattr_completion_list.extend(str(a) for a in self.policy.typeattributes())
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typeattr_completer_model = QStringListModel(self)
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typeattr_completer_model.setStringList(sorted(typeattr_completion_list))
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self.typeattr_completion = QCompleter()
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self.typeattr_completion.setModel(typeattr_completer_model)
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self.source.setCompleter(self.typeattr_completion)
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self.target.setCompleter(self.typeattr_completion)
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# set up default autocompletion
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type_completion_list = [str(t) for t in self.policy.types()]
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type_completer_model = QStringListModel(self)
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type_completer_model.setStringList(sorted(type_completion_list))
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self.type_completion = QCompleter()
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self.type_completion.setModel(type_completer_model)
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self.default_type.setCompleter(self.type_completion)
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# setup indications of errors on source/target/default
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self.orig_palette = self.source.palette()
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self.error_palette = self.source.palette()
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self.error_palette.setColor(QPalette.Base, Qt.red)
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self.clear_source_error()
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self.clear_target_error()
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self.clear_default_error()
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# populate class list
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self.class_model = SEToolsListModel(self)
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self.class_model.item_list = sorted(self.policy.classes())
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self.tclass.setModel(self.class_model)
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# populate perm list
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self.perms_model = PermListModel(self, self.policy)
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self.perms.setModel(self.perms_model)
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# populate bool list
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self.bool_model = SEToolsListModel(self)
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self.bool_model.item_list = sorted(self.policy.bools())
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self.bool_criteria.setModel(self.bool_model)
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# set up results
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self.table_results_model = TERuleListModel(self)
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self.sort_proxy = QSortFilterProxyModel(self)
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self.sort_proxy.setSourceModel(self.table_results_model)
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self.table_results.setModel(self.sort_proxy)
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# Ensure settings are consistent with the initial .ui state
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self.set_source_regex(self.source_regex.isChecked())
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self.set_target_regex(self.target_regex.isChecked())
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self.set_default_regex(self.default_regex.isChecked())
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self.criteria_frame.setHidden(not self.criteria_expander.isChecked())
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self.results_frame.setHidden(not self.results_expander.isChecked())
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self.notes.setHidden(not self.notes_expander.isChecked())
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# connect signals
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self.buttonBox.clicked.connect(self.run)
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self.clear_ruletypes.clicked.connect(self.clear_all_ruletypes)
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self.all_ruletypes.clicked.connect(self.set_all_ruletypes)
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self.source.textEdited.connect(self.clear_source_error)
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self.source.editingFinished.connect(self.set_source)
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self.source_regex.toggled.connect(self.set_source_regex)
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self.target.textEdited.connect(self.clear_target_error)
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self.target.editingFinished.connect(self.set_target)
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self.target_regex.toggled.connect(self.set_target_regex)
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self.tclass.selectionModel().selectionChanged.connect(self.set_tclass)
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self.perms.selectionModel().selectionChanged.connect(self.set_perms)
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self.default_type.textEdited.connect(self.clear_default_error)
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self.default_type.editingFinished.connect(self.set_default_type)
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self.default_regex.toggled.connect(self.set_default_regex)
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self.bool_criteria.selectionModel().selectionChanged.connect(self.set_bools)
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#
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# Ruletype criteria
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#
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def _set_ruletypes(self, value):
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self.allow.setChecked(value)
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self.auditallow.setChecked(value)
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self.neverallow.setChecked(value)
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self.dontaudit.setChecked(value)
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self.type_transition.setChecked(value)
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self.type_member.setChecked(value)
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self.type_change.setChecked(value)
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def set_all_ruletypes(self):
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self._set_ruletypes(True)
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def clear_all_ruletypes(self):
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self._set_ruletypes(False)
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#
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# Source criteria
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#
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def clear_source_error(self):
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self.source.setToolTip("Match the source type/attribute of the rule.")
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self.source.setPalette(self.orig_palette)
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def set_source(self):
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try:
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self.query.source = self.source.text()
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except Exception as ex:
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self.source.setToolTip("Error: " + str(ex))
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self.source.setPalette(self.error_palette)
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def set_source_regex(self, state):
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self.log.debug("Setting source_regex {0}".format(state))
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self.query.source_regex = state
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self.clear_source_error()
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self.set_source()
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#
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# Target criteria
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#
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def clear_target_error(self):
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self.target.setToolTip("Match the target type/attribute of the rule.")
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self.target.setPalette(self.orig_palette)
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def set_target(self):
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try:
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self.query.target = self.target.text()
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except Exception as ex:
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self.target.setToolTip("Error: " + str(ex))
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self.target.setPalette(self.error_palette)
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def set_target_regex(self, state):
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self.log.debug("Setting target_regex {0}".format(state))
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self.query.target_regex = state
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self.clear_target_error()
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self.set_target()
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#
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# Class criteria
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#
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def set_tclass(self):
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selected_classes = []
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for index in self.tclass.selectionModel().selectedIndexes():
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selected_classes.append(self.class_model.data(index, Qt.UserRole))
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self.query.tclass = selected_classes
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self.perms_model.set_classes(selected_classes)
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#
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# Permissions criteria
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#
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def set_perms(self):
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selected_perms = []
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for index in self.perms.selectionModel().selectedIndexes():
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selected_perms.append(self.perms_model.data(index, Qt.UserRole))
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self.query.perms = selected_perms
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#
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# Default criteria
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#
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def clear_default_error(self):
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self.default_type.setToolTip("Match the default type the rule.")
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self.default_type.setPalette(self.orig_palette)
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def set_default_type(self):
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self.query.default_regex = self.default_regex.isChecked()
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try:
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self.query.default = self.default_type.text()
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except Exception as ex:
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self.default_type.setToolTip("Error: " + str(ex))
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self.default_type.setPalette(self.error_palette)
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def set_default_regex(self, state):
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self.log.debug("Setting default_regex {0}".format(state))
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self.query.default_regex = state
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self.clear_default_error()
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self.set_default_type()
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#
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# Boolean criteria
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#
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def set_bools(self):
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selected_bools = []
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for index in self.bool_criteria.selectionModel().selectedIndexes():
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selected_bools.append(self.bool_model.data(index, Qt.UserRole))
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self.query.boolean = selected_bools
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#
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# Results runner
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#
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def run(self, button):
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# right now there is only one button.
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rule_types = []
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if self.allow.isChecked():
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rule_types.append("allow")
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if self.auditallow.isChecked():
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rule_types.append("auditallow")
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if self.neverallow.isChecked():
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rule_types.append("neverallow")
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if self.dontaudit.isChecked():
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rule_types.append("dontaudit")
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if self.type_transition.isChecked():
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rule_types.append("type_transition")
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if self.type_member.isChecked():
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rule_types.append("type_member")
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if self.type_change.isChecked():
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rule_types.append("type_change")
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self.query.ruletype = rule_types
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self.query.source_indirect = self.source_indirect.isChecked()
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self.query.target_indirect = self.target_indirect.isChecked()
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self.query.perms_equal = self.perms_equal.isChecked()
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self.query.boolean_equal = self.bools_equal.isChecked()
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# update results table
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results = list(self.query.results())
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self.table_results_model.set_rules(results)
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self.table_results.resizeColumnsToContents()
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# update raw results
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self.raw_results.clear()
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for line in results:
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self.raw_results.appendPlainText(str(line))
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self.raw_results.moveCursor(QTextCursor.Start)
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