fixed markauto and setting config (Bug #29805), adding log (Bug #29239), checking signature (Bug #29797)
Index: python/de.po
===================================================================
--- python/de.po	(Revision 37793)
+++ python/de.po	(Arbeitskopie)
@@ -21,6 +21,10 @@
 msgid "Deleting unneeded %s"
 msgstr "Deinstalliere unbenutztes Paket %s"
 
+#: python/package_manager.py:482
+msgid "Untrusted origin"
+msgstr "Nicht vertrauenswürdige Quelle"
+
 #: python/package_manager.py:509
 msgid "Failed to install"
 msgstr "Installation fehlgeschlagen"
Index: python/package_manager.py
===================================================================
--- python/package_manager.py	(Revision 37793)
+++ python/package_manager.py	(Arbeitskopie)
@@ -35,7 +35,6 @@
 import os
 import time
 import subprocess
-import tempfile
 from contextlib import contextmanager
 
 import apt_pkg
@@ -55,6 +54,8 @@
 CMD_DISABLE_EXEC = '/usr/share/univention-updater/disable-apache2-umc'
 CMD_ENABLE_EXEC = ['/usr/share/univention-updater/enable-apache2-umc', '--no-restart']
 
+PACKAGE_MANAGER_LOG = open('/var/log/univention/package_manager.log', 'ab')
+
 class LockError(Exception):
 	'''Lock error for the package manager.
 	Not to be confused with LockFailedException (apt)
@@ -88,6 +89,7 @@
 		if msg is None:
 			return
 		msg = '%s\n' % str(msg).strip()
+		PACKAGE_MANAGER_LOG.write(msg)
 		for log in self.logfiles.values():
 			log.write(msg)
 
@@ -185,8 +187,7 @@
 	def fork(self):
 		# we better have a real file
 		# when using low-level routines
-		tmp = tempfile.TemporaryFile()
-		msg_writer = MessageWriter(self.progress_state, tmp)
+		msg_writer = MessageWriter(self.progress_state, PACKAGE_MANAGER_LOG)
 		p = os.fork()
 		if p == 0:
 			os.dup2(msg_writer.fileno(), sys.stdout.fileno())
@@ -273,6 +274,9 @@
 			finally:
 				self.progress_state.logfiles.pop(logfile.name)
 
+	def log(self, msg):
+		self.progress_state.log(msg)
+
 	@contextmanager
 	def locked(self, reset_status=False, set_finished=False):
 		self.lock()
@@ -309,11 +313,11 @@
 			self.unlock()
 
 	def _set_apt_pkg_config(self, options):
-		revert_options = {}
-		for option_name, option_value in options.iteritems():
+		revert_options = []
+		for option_name, option_value in options:
 			old_value = apt_pkg.config.get(option_name)
 			apt_pkg.config[option_name] = option_value
-			revert_options[option_name] = old_value
+			revert_options.append((option_name, old_value))
 		return revert_options
 
 	def add_hundred_percent(self):
@@ -347,12 +351,13 @@
 	@contextmanager
 	def brutal_noninteractive(self):
 		with self.noninteractive():
-			options = {
-					'DPkg::Options::': '--force-overwrite',
-					'DPkg::Options::': '--force-overwrite-dir',
-					'APT::Get::Trivial-Only': 'no',
-					'quiet': '1',
-			}
+			options = [
+				('DPkg::Options::', '--force-overwrite'),
+				('DPkg::Options::', '--force-overwrite-dir'),
+				('APT::Get::AllowUnauthenticated', '1'),
+				('APT::Get::Trivial-Only', 'no'),
+				('quiet', '1'),
+			]
 			revert_options = self._set_apt_pkg_config(options)
 			try:
 				yield
@@ -364,12 +369,11 @@
 		''' dont ever ask for user input '''
 		old_debian_frontend = os.environ.get('DEBIAN_FRONTEND')
 		os.environ['DEBIAN_FRONTEND'] = 'noninteractive'
-		options = {
-				'APT::Get::Assume-Yes': 'true',
-				'APT::Get::force-yes': 'true',
-				'APT::Get::AllowUnauthenticated': '1',
-				'DPkg::Options::': '--force-confold',
-		}
+		options = [
+			('APT::Get::Assume-Yes', 'true'),
+			('APT::Get::force-yes', 'true'),
+			('DPkg::Options::', '--force-confold'),
+		]
 		revert_options = self._set_apt_pkg_config(options)
 		try:
 			yield
@@ -440,6 +444,14 @@
 		for pkg in self.cache:
 			yield pkg
 
+	def mark_auto(self, auto, *pkgs):
+		'''Immediately sets packages to automatically
+		installed (or not). Calls commit()!'''
+		for pkg in self.get_packages(pkgs):
+			pkg.mark_auto(auto)
+		self.commit()
+		self.reopen_cache()
+
 	def mark(self, install, remove, dry_run=False):
 		'''Marks packages, returns all
 		installed, removed or broken packages.
@@ -464,6 +476,13 @@
 		for pkg in self.cache.get_changes():
 			if pkg.marked_install or pkg.marked_upgrade:
 				to_be_installed.add(pkg.name)
+				if apt_pkg.config.get('APT::Get::AllowUnauthenticated') != '1':
+					authenticated = False 
+					for origin in pkg.candidate.origins:
+						authenticated |= origin.trusted
+					if not authenticated:
+						self.progress_state.error('%s: %s' % (pkg.name, _('Untrusted origin')))
+						broken.add(pkg.name)
 			if pkg.marked_delete:
 				to_be_removed.add(pkg.name)
 			if pkg.is_inst_broken: