1 files changed, 67 insertions, 0 deletions
diff --git a/charms/trusty/ceilometer/charmhelpers/contrib/hardening/host/checks/login.py b/charms/trusty/ceilometer/charmhelpers/contrib/hardening/host/checks/login.py
new file mode 100644
index 0000000..d32c4f6
--- /dev/null
+++ b/charms/trusty/ceilometer/charmhelpers/contrib/hardening/host/checks/login.py
@@ -0,0 +1,67 @@
+# Copyright 2016 Canonical Limited.
+#
+# This file is part of charm-helpers.
+#
+# charm-helpers is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License version 3 as
+# published by the Free Software Foundation.
+#
+# charm-helpers 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 charm-helpers.  If not, see <http://www.gnu.org/licenses/>.
+
+from six import string_types
+
+from charmhelpers.contrib.hardening.audits.file import TemplatedFile
+from charmhelpers.contrib.hardening.host import TEMPLATES_DIR
+from charmhelpers.contrib.hardening import utils
+
+
+def get_audits():
+    """Get OS hardening login.defs audits.
+
+    :returns:  dictionary of audits
+    """
+    audits = [TemplatedFile('/etc/login.defs', LoginContext(),
+                            template_dir=TEMPLATES_DIR,
+                            user='root', group='root', mode=0o0444)]
+    return audits
+
+
+class LoginContext(object):
+
+    def __call__(self):
+        settings = utils.get_settings('os')
+
+        # Octal numbers in yaml end up being turned into decimal,
+        # so check if the umask is entered as a string (e.g. '027')
+        # or as an octal umask as we know it (e.g. 002). If its not
+        # a string assume it to be octal and turn it into an octal
+        # string.
+        umask = settings['environment']['umask']
+        if not isinstance(umask, string_types):
+            umask = '%s' % oct(umask)
+
+        ctxt = {
+            'additional_user_paths':
+            settings['environment']['extra_user_paths'],
+            'umask': umask,
+            'pwd_max_age': settings['auth']['pw_max_age'],
+            'pwd_min_age': settings['auth']['pw_min_age'],
+            'uid_min': settings['auth']['uid_min'],
+            'sys_uid_min': settings['auth']['sys_uid_min'],
+            'sys_uid_max': settings['auth']['sys_uid_max'],
+            'gid_min': settings['auth']['gid_min'],
+            'sys_gid_min': settings['auth']['sys_gid_min'],
+            'sys_gid_max': settings['auth']['sys_gid_max'],
+            'login_retries': settings['auth']['retries'],
+            'login_timeout': settings['auth']['timeout'],
+            'chfn_restrict': settings['auth']['chfn_restrict'],
+            'allow_login_without_home': settings['auth']['allow_homeless']
+        }
+
+        return ctxt