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authorChristian Poessinger <christian@poessinger.com>2019-12-28 14:15:11 +0100
committerChristian Poessinger <christian@poessinger.com>2019-12-28 14:15:11 +0100
commitedc7183f0f3a51594c21bdc9c7be48b7d0174644 (patch)
treea55938b4472953548bc7d0cdceadfabc54bcd61a /src
parent501a59ba334ef86aee19c6c755fb421b72931bb9 (diff)
parentb8d41c226d70b3cc5a45f6b8dceca323c8e18bb7 (diff)
downloadvyos-1x-edc7183f0f3a51594c21bdc9c7be48b7d0174644.tar.gz
vyos-1x-edc7183f0f3a51594c21bdc9c7be48b7d0174644.zip
Merge branch 'system-migrations' of github.com:c-po/vyos-1x into current
* 'system-migrations' of github.com:c-po/vyos-1x: ipv6: migrate 'system ipv6' subsystem to XML/Python ip: migrate 'system ip' subsystem to XML/Python time-zone: T1906: rename python script to system-timezone.py
Diffstat (limited to 'src')
-rwxr-xr-xsrc/conf_mode/system-ip.py81
-rwxr-xr-xsrc/conf_mode/system-ipv6.py124
-rwxr-xr-xsrc/conf_mode/system-timezone.py (renamed from src/conf_mode/timezone.py)0
3 files changed, 205 insertions, 0 deletions
diff --git a/src/conf_mode/system-ip.py b/src/conf_mode/system-ip.py
new file mode 100755
index 000000000..335507411
--- /dev/null
+++ b/src/conf_mode/system-ip.py
@@ -0,0 +1,81 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2019 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 os
+
+from sys import exit
+from copy import deepcopy
+from vyos.config import Config
+from vyos import ConfigError
+
+default_config_data = {
+ 'arp_table': 8192,
+ 'ipv4_forward': '1',
+ 'mp_unreach_nexthop': '0',
+ 'mp_layer4_hashing': '0'
+}
+
+def sysctl(name, value):
+ os.system('sysctl -wq {}={}'.format(name, value))
+
+def get_config():
+ ip_opt = deepcopy(default_config_data)
+ conf = Config()
+ conf.set_level('system ip')
+ if conf.exists(''):
+ if conf.exists('arp table-size'):
+ ip_opt['arp_table'] = int(conf.return_value('arp table-size'))
+
+ if conf.exists('disable-forwarding'):
+ ip_opt['ipv4_forward'] = '0'
+
+ if conf.exists('multipath ignore-unreachable-nexthops'):
+ ip_opt['mp_unreach_nexthop'] = '1'
+
+ if conf.exists('multipath layer4-hashing'):
+ ip_opt['mp_layer4_hashing'] = '1'
+
+ return ip_opt
+
+def verify(ip_opt):
+ pass
+
+def generate(ip_opt):
+ pass
+
+def apply(ip_opt):
+ # apply ARP threshold values
+ sysctl('net.ipv4.neigh.default.gc_thresh3', ip_opt['arp_table'])
+ sysctl('net.ipv4.neigh.default.gc_thresh2', ip_opt['arp_table'] // 2)
+ sysctl('net.ipv4.neigh.default.gc_thresh1', ip_opt['arp_table'] // 8)
+
+ # enable/disable IPv4 forwarding
+ with open('/proc/sys/net/ipv4/conf/all/forwarding', 'w') as f:
+ f.write(ip_opt['ipv4_forward'])
+
+ # configure multipath
+ sysctl('net.ipv4.fib_multipath_use_neigh', ip_opt['mp_unreach_nexthop'])
+ sysctl('net.ipv4.fib_multipath_hash_policy', ip_opt['mp_layer4_hashing'])
+
+if __name__ == '__main__':
+ try:
+ c = get_config()
+ verify(c)
+ generate(c)
+ apply(c)
+ except ConfigError as e:
+ print(e)
+ exit(1)
diff --git a/src/conf_mode/system-ipv6.py b/src/conf_mode/system-ipv6.py
new file mode 100755
index 000000000..a39d00f9f
--- /dev/null
+++ b/src/conf_mode/system-ipv6.py
@@ -0,0 +1,124 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2019 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 os
+import sys
+
+from sys import exit
+from copy import deepcopy
+from vyos.config import Config
+from vyos import ConfigError
+
+ipv6_blacklist_file = '/etc/modprobe.d/vyos_blacklist_ipv6.conf'
+ipv6_disable_file = '/etc/modprobe.d/vyos_disable_ipv6.conf'
+
+default_config_data = {
+ 'blacklist': False,
+ 'reboot_message': False,
+ 'ipv6_forward': '1',
+ 'disable_addr_assignment': False,
+ 'mp_layer4_hashing': '0',
+ 'neighbor_cache': 8192,
+ 'strict_dad': '1'
+
+}
+
+def sysctl(name, value):
+ os.system('sysctl -wq {}={}'.format(name, value))
+
+def get_config():
+ ip_opt = deepcopy(default_config_data)
+ conf = Config()
+ conf.set_level('system ipv6')
+ if conf.exists(''):
+ ip_opt['blacklist'] = conf.exists('blacklist')
+ if conf.exists_effective('blacklist') != conf.exists('blacklist'):
+ ip_opt['reboot_message'] = True
+
+ ip_opt['disable_addr_assignment'] = conf.exists('disable')
+ if conf.exists_effective('disable') != conf.exists('disable'):
+ ip_opt['reboot_message'] = True
+
+ if conf.exists('disable-forwarding'):
+ ip_opt['ipv6_forward'] = '0'
+
+ if conf.exists('multipath layer4-hashing'):
+ ip_opt['mp_layer4_hashing'] = '1'
+
+ if conf.exists('neighbor table-size'):
+ ip_opt['neighbor_cache'] = int(conf.return_value('neighbor table-size'))
+
+ if conf.exists('strict-dad'):
+ ip_opt['strict_dad'] = 2
+
+ return ip_opt
+
+def verify(ip_opt):
+ pass
+
+def generate(ip_opt):
+ pass
+
+def apply(ip_opt):
+ # disable IPv6 kernel module
+ if ip_opt['blacklist']:
+ with open(ipv6_blacklist_file, 'w') as f:
+ f.write('blacklist ipv6')
+ else:
+ if os.path.exists(ipv6_blacklist_file):
+ os.unlink(ipv6_blacklist_file)
+
+ # disable IPv6 address assignment
+ if ip_opt['disable_addr_assignment']:
+ with open(ipv6_disable_file, 'w') as f:
+ f.write('options ipv6 disable_ipv6=1')
+ else:
+ if os.path.exists(ipv6_disable_file):
+ os.unlink(ipv6_disable_file)
+
+ if ip_opt['reboot_message']:
+ print('Changing IPv6 blacklist/disable parameter will only take affect\n' \
+ 'when the system is rebooted.')
+
+ # configure multipath
+ sysctl('net.ipv6.fib_multipath_hash_policy', ip_opt['mp_layer4_hashing'])
+
+ # apply neighbor table threshold values
+ sysctl('net.ipv6.neigh.default.gc_thresh3', ip_opt['neighbor_cache'])
+ sysctl('net.ipv6.neigh.default.gc_thresh2', ip_opt['neighbor_cache'] // 2)
+ sysctl('net.ipv6.neigh.default.gc_thresh1', ip_opt['neighbor_cache'] // 8)
+
+ # enable/disable IPv6 forwarding
+ with open('/proc/sys/net/ipv6/conf/all/forwarding', 'w') as f:
+ f.write(ip_opt['ipv6_forward'])
+
+ # configure IPv6 strict-dad
+ for root, dirs, files in os.walk('/proc/sys/net/ipv6/conf'):
+ for name in files:
+ if name == "accept_dad":
+ print(os.path.join(root, name))
+ with open(os.path.join(root, name), 'w') as f:
+ f.write(str(ip_opt['strict_dad']))
+
+if __name__ == '__main__':
+ try:
+ c = get_config()
+ verify(c)
+ generate(c)
+ apply(c)
+ except ConfigError as e:
+ print(e)
+ exit(1)
diff --git a/src/conf_mode/timezone.py b/src/conf_mode/system-timezone.py
index d715bd27e..d715bd27e 100755
--- a/src/conf_mode/timezone.py
+++ b/src/conf_mode/system-timezone.py