diff options
Diffstat (limited to 'charms/trusty/ceilometer/charmhelpers/contrib/hardening/host/checks/pam.py')
-rw-r--r-- | charms/trusty/ceilometer/charmhelpers/contrib/hardening/host/checks/pam.py | 134 |
1 files changed, 0 insertions, 134 deletions
diff --git a/charms/trusty/ceilometer/charmhelpers/contrib/hardening/host/checks/pam.py b/charms/trusty/ceilometer/charmhelpers/contrib/hardening/host/checks/pam.py deleted file mode 100644 index 383fe28..0000000 --- a/charms/trusty/ceilometer/charmhelpers/contrib/hardening/host/checks/pam.py +++ /dev/null @@ -1,134 +0,0 @@ -# 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 subprocess import ( - check_output, - CalledProcessError, -) - -from charmhelpers.core.hookenv import ( - log, - DEBUG, - ERROR, -) -from charmhelpers.fetch import ( - apt_install, - apt_purge, - apt_update, -) -from charmhelpers.contrib.hardening.audits.file import ( - TemplatedFile, - DeletedFile, -) -from charmhelpers.contrib.hardening import utils -from charmhelpers.contrib.hardening.host import TEMPLATES_DIR - - -def get_audits(): - """Get OS hardening PAM authentication audits. - - :returns: dictionary of audits - """ - audits = [] - - settings = utils.get_settings('os') - - if settings['auth']['pam_passwdqc_enable']: - audits.append(PasswdqcPAM('/etc/passwdqc.conf')) - - if settings['auth']['retries']: - audits.append(Tally2PAM('/usr/share/pam-configs/tally2')) - else: - audits.append(DeletedFile('/usr/share/pam-configs/tally2')) - - return audits - - -class PasswdqcPAMContext(object): - - def __call__(self): - ctxt = {} - settings = utils.get_settings('os') - - ctxt['auth_pam_passwdqc_options'] = \ - settings['auth']['pam_passwdqc_options'] - - return ctxt - - -class PasswdqcPAM(TemplatedFile): - """The PAM Audit verifies the linux PAM settings.""" - def __init__(self, path): - super(PasswdqcPAM, self).__init__(path=path, - template_dir=TEMPLATES_DIR, - context=PasswdqcPAMContext(), - user='root', - group='root', - mode=0o0640) - - def pre_write(self): - # Always remove? - for pkg in ['libpam-ccreds', 'libpam-cracklib']: - log("Purging package '%s'" % pkg, level=DEBUG), - apt_purge(pkg) - - apt_update(fatal=True) - for pkg in ['libpam-passwdqc']: - log("Installing package '%s'" % pkg, level=DEBUG), - apt_install(pkg) - - def post_write(self): - """Updates the PAM configuration after the file has been written""" - try: - check_output(['pam-auth-update', '--package']) - except CalledProcessError as e: - log('Error calling pam-auth-update: %s' % e, level=ERROR) - - -class Tally2PAMContext(object): - - def __call__(self): - ctxt = {} - settings = utils.get_settings('os') - - ctxt['auth_lockout_time'] = settings['auth']['lockout_time'] - ctxt['auth_retries'] = settings['auth']['retries'] - - return ctxt - - -class Tally2PAM(TemplatedFile): - """The PAM Audit verifies the linux PAM settings.""" - def __init__(self, path): - super(Tally2PAM, self).__init__(path=path, - template_dir=TEMPLATES_DIR, - context=Tally2PAMContext(), - user='root', - group='root', - mode=0o0640) - - def pre_write(self): - # Always remove? - apt_purge('libpam-ccreds') - apt_update(fatal=True) - apt_install('libpam-modules') - - def post_write(self): - """Updates the PAM configuration after the file has been written""" - try: - check_output(['pam-auth-update', '--package']) - except CalledProcessError as e: - log('Error calling pam-auth-update: %s' % e, level=ERROR) |