login: T1948: migrade local and radius configurations

Splitting was not a good idea. By combining both we can create a RADIUS server
XML include file which can be reused by multiple implementations to get a
uniformed CLI for the users.

1 files changed, 0 insertions, 182 deletions

diff --git a/src/conf_mode/system-login-radius.py b/src/conf_mode/system-login-radius.py
deleted file mode 100755
index b1e7dce4e..000000000
--- a/src/conf_mode/system-login-radius.py
+++ /dev/null
@@ -1,182 +0,0 @@
-#!/usr/bin/env python3
-#
-# Copyright (C) 2020 VyOS maintainers and contributors
-#
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 or later as
-# published by the Free Software Foundation.
-#
-# This program 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 General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
-
-import sys
-import os
-import jinja2
-
-from pwd import getpwall, getpwnam
-from stat import S_IRUSR, S_IWUSR
-
-from vyos.config import Config
-from vyos.configdict import list_diff
-from vyos import ConfigError
-
-radius_config_file = "/etc/pam_radius_auth.conf"
-radius_config_tmpl = """
-# Automatically generated by VyOS
-# RADIUS configuration file
-{%- if server %}
-# server[:port]         shared_secret                           timeout (s)     source_ip
-{% for s in server %}
-{%- if not s.disabled -%}
-{{ s.address }}:{{ s.port }} {{ s.key }} {{ s.timeout }} {% if source_address -%}{{ source_address }}{% endif %}
-{% endif %}
-{%- endfor %}
-
-priv-lvl 15
-mapped_priv_user radius_priv_user
-{% endif %}
-
-"""
-
-default_config_data = {
-    'server': [],
-    'source_address': '',
-}
-
-def get_local_users():
-    """Returns list of dynamically allocated users (see Debian Policy Manual)"""
-    local_users = []
-    for p in getpwall():
-        username = p[0]
-        uid = getpwnam(username).pw_uid
-        if uid in range(1000, 29999):
-            if username not in ['radius_user', 'radius_priv_user']:
-                local_users.append(username)
-
-    return local_users
-
-def get_config():
-    radius = default_config_data
-    conf = Config()
-    base_level = ['system', 'login', 'radius']
-
-    if not conf.exists(base_level):
-        return radius
-
-    conf.set_level(base_level)
-
-    if conf.exists(['source-address']):
-        radius['source_address'] = conf.return_value(['source-address'])
-
-    # Read in all RADIUS servers and store to list
-    for server in conf.list_nodes(['server']):
-        server_cfg = {
-            'address': server,
-            'disabled': False,
-            'key': '',
-            'port': '1812',
-            'timeout': '2'
-        }
-        conf.set_level(base_level + ['server', server])
-
-        # Check if RADIUS server was temporary disabled
-        if conf.exists(['disable']):
-            server_cfg['disabled'] = True
-
-        # RADIUS shared secret
-        if conf.exists(['key']):
-            server_cfg['key'] = conf.return_value(['key'])
-
-        # RADIUS authentication port
-        if conf.exists(['port']):
-            server_cfg['port'] = conf.return_value(['port'])
-
-        # RADIUS session timeout
-        if conf.exists(['timeout']):
-            server_cfg['timeout'] = conf.return_value(['timeout'])
-
-        # Append individual RADIUS server configuration to global server list
-        radius['server'].append(server_cfg)
-
-    return radius
-
-def verify(radius):
-    # At lease one RADIUS server must not be disabled
-    if len(radius['server']) > 0:
-        fail = True
-        for server in radius['server']:
-            if not server['disabled']:
-                fail = False
-        if fail:
-            raise ConfigError('At least one RADIUS server must be active.')
-
-    return None
-
-def generate(radius):
-    if len(radius['server']) > 0:
-        tmpl = jinja2.Template(radius_config_tmpl)
-        config_text = tmpl.render(radius)
-        with open(radius_config_file, 'w') as f:
-            f.write(config_text)
-
-        uid = getpwnam('root').pw_uid
-        gid = getpwnam('root').pw_gid
-        os.chown(radius_config_file, uid, gid)
-        os.chmod(radius_config_file, S_IRUSR | S_IWUSR)
-    else:
-        os.unlink(radius_config_file)
-
-    return None
-
-def apply(radius):
-    if len(radius['server']) > 0:
-        try:
-            # Enable RADIUS in PAM
-            os.system("DEBIAN_FRONTEND=noninteractive pam-auth-update --package --enable radius")
-
-            # Make NSS system aware of RADIUS, too
-            cmd = "sed -i -e \'/\smapname/b\' \
-                          -e \'/^passwd:/s/\s\s*/&mapuid /\' \
-                          -e \'/^passwd:.*#/s/#.*/mapname &/\' \
-                          -e \'/^passwd:[^#]*$/s/$/ mapname &/\' \
-                          -e \'/^group:.*#/s/#.*/ mapname &/\' \
-                          -e \'/^group:[^#]*$/s/: */&mapname /\' \
-                          /etc/nsswitch.conf"
-
-            os.system(cmd)
-
-        except Exception as e:
-            raise ConfigError('RADIUS configuration failed: {}'.format(e))
-
-    else:
-        try:
-            # Disable RADIUS in PAM
-            os.system("DEBIAN_FRONTEND=noninteractive pam-auth-update --package --remove radius")
-
-            cmd = "sed -i -e \'/^passwd:.*mapuid[ \t]/s/mapuid[ \t]//\' \
-                   -e \'/^passwd:.*[ \t]mapname/s/[ \t]mapname//\' \
-                   -e \'/^group:.*[ \t]mapname/s/[ \t]mapname//\' \
-                   -e \'s/[ \t]*$//\' \
-                   /etc/nsswitch.conf"
-
-            os.system(cmd)
-
-        except Exception as e:
-            raise ConfigError('Removing RADIUS configuration failed'.format(e))
-
-    return None
-
-if __name__ == '__main__':
-    try:
-        c = get_config()
-        verify(c)
-        generate(c)
-        apply(c)
-    except ConfigError as e:
-        print(e)
-        sys.exit(1)