diff options
Diffstat (limited to 'src/conf_mode')
| -rwxr-xr-x | src/conf_mode/dhcpv6_server.py | 122 |
1 files changed, 16 insertions, 106 deletions
diff --git a/src/conf_mode/dhcpv6_server.py b/src/conf_mode/dhcpv6_server.py index 44a927789..10b40baa4 100755 --- a/src/conf_mode/dhcpv6_server.py +++ b/src/conf_mode/dhcpv6_server.py @@ -1,6 +1,6 @@ #!/usr/bin/env python3 # -# Copyright (C) 2018-2019 VyOS maintainers and contributors +# Copyright (C) 2018-2020 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 @@ -13,18 +13,17 @@ # # 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 ipaddress -import jinja2 - -import vyos.validate +from sys import exit +from copy import deepcopy +from jinja2 import FileSystemLoader, Environment from vyos.config import Config +from vyos.defaults import directories as vyos_data_dir +from vyos.validate import is_subnet_connected from vyos import ConfigError config_file = r'/etc/dhcp/dhcpdv6.conf' @@ -32,100 +31,6 @@ lease_file = r'/config/dhcpdv6.leases' pid_file = r'/var/run/dhcpdv6.pid' daemon_config_file = r'/etc/default/isc-dhcpv6-server' -# Please be careful if you edit the template. -config_tmpl = """ -### Autogenerated by dhcpv6_server.py ### - -# For options please consult the following website: -# https://www.isc.org/wp-content/uploads/2017/08/dhcp43options.html - -log-facility local7; -{%- if preference %} -option dhcp6.preference {{ preference }}; -{%- endif %} - -# Shared network configration(s) -{% for network in shared_network %} -{%- if not network.disabled -%} -shared-network {{ network.name }} { - {%- for subnet in network.subnet %} - subnet6 {{ subnet.network }} { - {%- for range in subnet.range6_prefix %} - range6 {{ range.prefix }}{{ " temporary" if range.temporary }}; - {%- endfor %} - {%- for range in subnet.range6 %} - range6 {{ range.start }} {{ range.stop }}; - {%- endfor %} - {%- if subnet.domain_search %} - option dhcp6.domain-search {{ subnet.domain_search | join(', ') }}; - {%- endif %} - {%- if subnet.lease_def %} - default-lease-time {{ subnet.lease_def }}; - {%- endif %} - {%- if subnet.lease_max %} - max-lease-time {{ subnet.lease_max }}; - {%- endif %} - {%- if subnet.lease_min %} - min-lease-time {{ subnet.lease_min }}; - {%- endif %} - {%- if subnet.dns_server %} - option dhcp6.name-servers {{ subnet.dns_server | join(', ') }}; - {%- endif %} - {%- if subnet.nis_domain %} - option dhcp6.nis-domain-name "{{ subnet.nis_domain }}"; - {%- endif %} - {%- if subnet.nis_server %} - option dhcp6.nis-servers {{ subnet.nis_server | join(', ') }}; - {%- endif %} - {%- if subnet.nisp_domain %} - option dhcp6.nisp-domain-name "{{ subnet.nisp_domain }}"; - {%- endif %} - {%- if subnet.nisp_server %} - option dhcp6.nisp-servers {{ subnet.nisp_server | join(', ') }}; - {%- endif %} - {%- if subnet.sip_address %} - option dhcp6.sip-servers-addresses {{ subnet.sip_address | join(', ') }}; - {%- endif %} - {%- if subnet.sip_hostname %} - option dhcp6.sip-servers-names {{ subnet.sip_hostname | join(', ') }}; - {%- endif %} - {%- if subnet.sntp_server %} - option dhcp6.sntp-servers {{ subnet.sntp_server | join(', ') }}; - {%- endif %} - {%- for host in subnet.static_mapping %} - {% if not host.disabled -%} - host {{ network.name }}_{{ host.name }} { - {%- if host.client_identifier %} - host-identifier option dhcp6.client-id {{ host.client_identifier }}; - {%- endif %} - {%- if host.ipv6_address %} - fixed-address6 {{ host.ipv6_address }}; - {%- endif %} - } - {%- endif %} - {%- endfor %} - } - {%- endfor %} - on commit { - set shared-networkname = "{{ network.name }}"; - } -} -{%- endif %} -{% endfor %} - -""" - -daemon_tmpl = """ -### Autogenerated by dhcpv6_server.py ### - -# sourced by /etc/init.d/isc-dhcpv6-server - -DHCPD_CONF={{ config_file }} -DHCPD_PID={{ pid_file }} -OPTIONS="-6 -lf {{ lease_file }}" -INTERFACES="" -""" - default_config_data = { 'lease_file': lease_file, 'preference': '', @@ -134,7 +39,7 @@ default_config_data = { } def get_config(): - dhcpv6 = default_config_data + dhcpv6 = deepcopy(default_config_data) conf = Config() if not conf.exists('service dhcpv6-server'): return None @@ -409,7 +314,7 @@ def verify(dhcpv6): # There must be one subnet connected to a listen interface if network is not disabled. if not network['disabled']: - if vyos.validate.is_subnet_connected(subnet['network']): + if is_subnet_connected(subnet['network']): listen_ok = True # DHCPv6 subnet must not overlap. ISC DHCP also complains about overlapping @@ -437,12 +342,17 @@ def generate(dhcpv6): print('Warning: DHCPv6 server will be deactivated because it is disabled') return None - tmpl = jinja2.Template(config_tmpl) + # Prepare Jinja2 template loader from files + tmpl_path = os.path.join(vyos_data_dir['data'], 'templates', 'dhcpv6-server') + fs_loader = FileSystemLoader(tmpl_path) + env = Environment(loader=fs_loader) + + tmpl = env.get_template('dhcpdv6.conf.tmpl') config_text = tmpl.render(dhcpv6) with open(config_file, 'w') as f: f.write(config_text) - tmpl = jinja2.Template(daemon_tmpl) + tmpl = env.get_template('daemon.tmpl') config_text = tmpl.render(dhcpv6) with open(daemon_config_file, 'w') as f: f.write(config_text) @@ -474,4 +384,4 @@ if __name__ == '__main__': apply(c) except ConfigError as e: print(e) - sys.exit(1) + exit(1) |