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authorChristian Poessinger <christian@poessinger.com>2020-11-27 11:04:09 +0100
committerChristian Poessinger <christian@poessinger.com>2020-11-27 11:15:12 +0100
commitfb7e761ae3efa8f17d9199f29dae2fdc1f51f188 (patch)
tree695bc152c37b0fd938417449aecbd450a136f5bb
parent854052217684d1b27607050d21e826f3cfa2b142 (diff)
downloadvyos-1x-fb7e761ae3efa8f17d9199f29dae2fdc1f51f188.tar.gz
vyos-1x-fb7e761ae3efa8f17d9199f29dae2fdc1f51f188.zip
igmp-proxy: T3088: migrate to get_config_dict()
-rw-r--r--data/templates/igmp-proxy/igmpproxy.conf.tmpl51
-rw-r--r--interface-definitions/igmp-proxy.xml.in10
-rwxr-xr-xsrc/conf_mode/igmp_proxy.py115
3 files changed, 73 insertions, 103 deletions
diff --git a/data/templates/igmp-proxy/igmpproxy.conf.tmpl b/data/templates/igmp-proxy/igmpproxy.conf.tmpl
index c7fc5cef5..e3966def3 100644
--- a/data/templates/igmp-proxy/igmpproxy.conf.tmpl
+++ b/data/templates/igmp-proxy/igmpproxy.conf.tmpl
@@ -2,36 +2,39 @@
#
# autogenerated by igmp_proxy.py
#
-# The configuration file must define one upstream
-# interface, and one or more downstream interfaces.
+# The configuration file must define one upstream interface, and one or more
+# downstream interfaces.
#
-# If multicast traffic originates outside the
-# upstream subnet, the "altnet" option can be
-# used in order to define legal multicast sources.
-# (Se example...)
+# If multicast traffic originates outside the upstream subnet, the "altnet"
+# option can be used in order to define legal multicast sources.
#
-# The "quickleave" should be used to avoid saturation
-# of the upstream link. The option should only
-# be used if it's absolutely nessecary to
-# accurately imitate just one Client.
+# The "quickleave" should be used to avoid saturation of the upstream link. The
+# option should only be used if it's absolutely nessecary to accurately imitate
+# just one Client.
#
########################################################
-{% if not disable_quickleave -%}
+{% if disable_quickleave is not defined %}
quickleave
-{% endif -%}
+{% endif %}
+{% if interface is defined and interface is not none %}
+{% for iface, config in interface.items() %}
-{% for interface in interfaces %}
-# Configuration for {{ interface.name }} ({{ interface.role }} interface)
-{% if interface.role == 'disabled' -%}
-phyint {{ interface.name }} disabled
-{%- else -%}
-phyint {{ interface.name }} {{ interface.role }} ratelimit 0 threshold {{ interface.threshold }}
-{%- endif -%}
-{%- for subnet in interface.alt_subnet %}
+# Configuration for {{ iface }} ({{ config.role }} interface)
+{% if config.role == 'disabled' %}
+phyint {{ iface }} disabled
+{% else %}
+phyint {{ iface }} {{ config.role }} ratelimit 0 threshold {{ config.threshold }}
+{% endif %}
+{% if config.alt_subnet is defined and config.alt_subnet is not none %}
+{% for subnet in config.alt_subnet %}
altnet {{ subnet }}
-{%- endfor %}
-{%- for subnet in interface.whitelist %}
+{% endfor %}
+{% endif %}
+{% if config.whitelist is defined and config.whitelist is not none %}
+{% for subnet in config.whitelist %}
whitelist {{ subnet }}
-{%- endfor %}
-{% endfor %}
+{% endfor %}
+{% endif %}
+{% endfor %}
+{% endif %}
diff --git a/interface-definitions/igmp-proxy.xml.in b/interface-definitions/igmp-proxy.xml.in
index 74fec6b48..b9c52794f 100644
--- a/interface-definitions/igmp-proxy.xml.in
+++ b/interface-definitions/igmp-proxy.xml.in
@@ -44,7 +44,7 @@
</leafNode>
<leafNode name="role">
<properties>
- <help>Role of this IGMP interface</help>
+ <help>IGMP interface role (default: downstream)</help>
<completionHelp>
<list>upstream downstream disabled</list>
</completionHelp>
@@ -61,13 +61,14 @@
<description>Disabled interface</description>
</valueHelp>
<constraint>
- <regex>(upstream|downstream|disabled)</regex>
+ <regex>^(upstream|downstream|disabled)$</regex>
</constraint>
</properties>
+ <defaultValue>downstream</defaultValue>
</leafNode>
<leafNode name="threshold">
<properties>
- <help>TTL threshold</help>
+ <help>TTL threshold (default: 1)</help>
<valueHelp>
<format>1-255</format>
<description>TTL threshold for the interfaces (default: 1)</description>
@@ -75,8 +76,9 @@
<constraint>
<validator name="numeric" argument="--range 1-255"/>
</constraint>
- <constraintErrorMessage>threshold must be between 1 and 255</constraintErrorMessage>
+ <constraintErrorMessage>Threshold must be between 1 and 255</constraintErrorMessage>
</properties>
+ <defaultValue>1</defaultValue>
</leafNode>
<leafNode name="whitelist">
<properties>
diff --git a/src/conf_mode/igmp_proxy.py b/src/conf_mode/igmp_proxy.py
index d7d8ffd5e..90f3f30a8 100755
--- a/src/conf_mode/igmp_proxy.py
+++ b/src/conf_mode/igmp_proxy.py
@@ -17,99 +17,65 @@
import os
from sys import exit
-from copy import deepcopy
-
from netifaces import interfaces
+
from vyos.config import Config
-from vyos import ConfigError
-from vyos.util import call
+from vyos.configdict import dict_merge
from vyos.template import render
-
+from vyos.util import call
+from vyos.util import dict_search
+from vyos.xml import defaults
+from vyos import ConfigError
from vyos import airbag
airbag.enable()
config_file = r'/etc/igmpproxy.conf'
-default_config_data = {
- 'disable': False,
- 'disable_quickleave': False,
- 'igmp_conf': False,
- 'pim_conf': False,
- 'interfaces': [],
-}
-
def get_config(config=None):
- igmp_proxy = deepcopy(default_config_data)
if config:
conf = config
else:
conf = Config()
- if conf.exists('protocols igmp'):
- igmp_proxy['igmp_conf'] = True
-
- if conf.exists('protocols pim'):
- igmp_proxy['pim_conf'] = True
-
base = ['protocols', 'igmp-proxy']
- if not conf.exists(base):
- return None
- else:
- conf.set_level(base)
-
- # Network interfaces to listen on
- if conf.exists(['disable']):
- igmp_proxy['disable'] = True
-
- # Option to disable "quickleave"
- if conf.exists(['disable-quickleave']):
- igmp_proxy['disable_quickleave'] = True
-
- for intf in conf.list_nodes(['interface']):
- conf.set_level(base + ['interface', intf])
- interface = {
- 'name': intf,
- 'alt_subnet': [],
- 'role': 'downstream',
- 'threshold': '1',
- 'whitelist': []
- }
+ igmp_proxy = conf.get_config_dict(base, key_mangling=('-', '_'), get_first_key=True)
- if conf.exists(['alt-subnet']):
- interface['alt_subnet'] = conf.return_values(['alt-subnet'])
+ if 'interface' in igmp_proxy:
+ # T2665: we must add the tagNode defaults individually until this is
+ # moved to the base class
+ default_values = defaults(base + ['interface'])
+ for interface in igmp_proxy['interface']:
+ igmp_proxy['interface'][interface] = dict_merge(default_values,
+ igmp_proxy['interface'][interface])
- if conf.exists(['role']):
- interface['role'] = conf.return_value(['role'])
- if conf.exists(['threshold']):
- interface['threshold'] = conf.return_value(['threshold'])
+ if conf.exists(['protocols', 'igmp']):
+ igmp_proxy.update({'igmp_configured': ''})
- if conf.exists(['whitelist']):
- interface['whitelist'] = conf.return_values(['whitelist'])
-
- # Append interface configuration to global configuration list
- igmp_proxy['interfaces'].append(interface)
+ if conf.exists(['protocols', 'pim']):
+ igmp_proxy.update({'pim_configured': ''})
return igmp_proxy
def verify(igmp_proxy):
# bail out early - looks like removal from running config
- if igmp_proxy is None:
+ if not igmp_proxy or 'disable' in igmp_proxy:
return None
- # bail out early - service is disabled
- if igmp_proxy['disable']:
- return None
+ if 'igmp_configured' in igmp_proxy or 'pim_configured' in igmp_proxy:
+ raise ConfigError('Can not configure both IGMP proxy and PIM '\
+ 'at the same time')
# at least two interfaces are required, one upstream and one downstream
- if len(igmp_proxy['interfaces']) < 2:
- raise ConfigError('Must define an upstream and at least 1 downstream interface!')
+ if 'interface' not in igmp_proxy or len(igmp_proxy['interface']) < 2:
+ raise ConfigError('Must define exactly one upstream and at least one ' \
+ 'downstream interface!')
upstream = 0
- for interface in igmp_proxy['interfaces']:
- if interface['name'] not in interfaces():
- raise ConfigError('Interface "{}" does not exist'.format(interface['name']))
- if "upstream" == interface['role']:
+ for interface, config in igmp_proxy['interface'].items():
+ if interface not in interfaces():
+ raise ConfigError(f'Interface "{interface}" does not exist')
+ if dict_search('role', config) == 'upstream':
upstream += 1
if upstream == 0:
@@ -121,27 +87,26 @@ def verify(igmp_proxy):
def generate(igmp_proxy):
# bail out early - looks like removal from running config
- if igmp_proxy is None:
+ if not igmp_proxy:
return None
# bail out early - service is disabled, but inform user
- if igmp_proxy['disable']:
- print('Warning: IGMP Proxy will be deactivated because it is disabled')
+ if 'disable' in igmp_proxy:
+ print('WARNING: IGMP Proxy will be deactivated because it is disabled')
return None
- render(config_file, 'igmp-proxy/igmpproxy.conf.tmpl', igmp_proxy)
+ render(config_file, 'igmp-proxy/igmpproxy.conf.tmpl', igmp_proxy,
+ trim_blocks=True)
+
return None
def apply(igmp_proxy):
- if igmp_proxy is None or igmp_proxy['disable']:
- # IGMP Proxy support is removed in the commit
- call('systemctl stop igmpproxy.service')
- if os.path.exists(config_file):
- os.unlink(config_file)
+ if not igmp_proxy or 'disable' in igmp_proxy:
+ # IGMP Proxy support is removed in the commit
+ call('systemctl stop igmpproxy.service')
+ if os.path.exists(config_file):
+ os.unlink(config_file)
else:
- if igmp_proxy['igmp_conf'] or igmp_proxy['pim_conf']:
- raise ConfigError('IGMP proxy and PIM cannot be both configured at the same time')
-
call('systemctl restart igmpproxy.service')
return None