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-rwxr-xr-xsrc/conf_mode/mdns_repeater.py44
1 files changed, 23 insertions, 21 deletions
diff --git a/src/conf_mode/mdns_repeater.py b/src/conf_mode/mdns_repeater.py
index cef735c0d..f738cc6a6 100755
--- a/src/conf_mode/mdns_repeater.py
+++ b/src/conf_mode/mdns_repeater.py
@@ -1,6 +1,6 @@
#!/usr/bin/env python3
#
-# Copyright (C) 2017 VyOS maintainers and contributors
+# Copyright (C) 2017-2020 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
@@ -13,45 +13,42 @@
#
# 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
-import netifaces
+
+from sys import exit
+from copy import deepcopy
+from jinja2 import FileSystemLoader, Environment
+from netifaces import ifaddresses, AF_INET
from vyos.config import Config
+from vyos.defaults import directories as vyos_data_dir
from vyos import ConfigError
config_file = r'/etc/default/mdns-repeater'
-config_tmpl = """
-### Autogenerated by mdns_repeater.py ###
-DAEMON_ARGS="{{ interfaces | join(' ') }}"
-"""
-
default_config_data = {
'disabled': False,
'interfaces': []
}
def get_config():
- mdns = default_config_data
+ mdns = deepcopy(default_config_data)
conf = Config()
- if not conf.exists('service mdns repeater'):
+ base = ['service', 'mdns', 'repeater']
+ if not conf.exists(base):
return None
else:
- conf.set_level('service mdns repeater')
+ conf.set_level(base)
# Service can be disabled by user
- if conf.exists('disable'):
+ if conf.exists(['disable']):
mdns['disabled'] = True
return mdns
# Interface to repeat mDNS advertisements
- if conf.exists('interface'):
- mdns['interfaces'] = conf.return_values('interface')
+ if conf.exists(['interface']):
+ mdns['interfaces'] = conf.return_values(['interface'])
return mdns
@@ -69,8 +66,8 @@ def verify(mdns):
# For mdns-repeater to work it is essential that the interfaces has
# an IPv4 address assigned
for interface in mdns['interfaces']:
- if netifaces.AF_INET in netifaces.ifaddresses(interface).keys():
- if len(netifaces.ifaddresses(interface)[netifaces.AF_INET]) < 1:
+ if AF_INET in ifaddresses(interface).keys():
+ if len(ifaddresses(interface)[AF_INET]) < 1:
raise ConfigError('mDNS repeater requires an IPv6 address configured on interface %s!'.format(interface))
return None
@@ -83,7 +80,12 @@ def generate(mdns):
print('Warning: mDNS repeater 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', 'mdns-repeater')
+ fs_loader = FileSystemLoader(tmpl_path)
+ env = Environment(loader=fs_loader)
+
+ tmpl = env.get_template('mdns-repeater.tmpl')
config_text = tmpl.render(mdns)
with open(config_file, 'w') as f:
f.write(config_text)
@@ -108,4 +110,4 @@ if __name__ == '__main__':
apply(c)
except ConfigError as e:
print(e)
- sys.exit(1)
+ exit(1)