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authorChristian Poessinger <christian@poessinger.com>2021-05-20 20:21:16 +0200
committerChristian Poessinger <christian@poessinger.com>2021-05-20 20:22:37 +0200
commit2cd0f2aad01e57fe052622c7062d472e8cda3bcc (patch)
treee62e4ad326fc1add63bdc57743b7c394cff33646 /src/conf_mode
parenta1ab13b533f300353579cf4d23f8e6a77ca02100 (diff)
downloadvyos-1x-2cd0f2aad01e57fe052622c7062d472e8cda3bcc.tar.gz
vyos-1x-2cd0f2aad01e57fe052622c7062d472e8cda3bcc.zip
sysctl: T3565: initial implementation in XML and Python
migrate from old vyatta-cfg-system / Perl implementation.
Diffstat (limited to 'src/conf_mode')
-rwxr-xr-xsrc/conf_mode/system_sysctl.py73
1 files changed, 73 insertions, 0 deletions
diff --git a/src/conf_mode/system_sysctl.py b/src/conf_mode/system_sysctl.py
new file mode 100755
index 000000000..4f16d1ed6
--- /dev/null
+++ b/src/conf_mode/system_sysctl.py
@@ -0,0 +1,73 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2021 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 vyos.config import Config
+from vyos.template import render
+from vyos.util import cmd
+from vyos import ConfigError
+from vyos import airbag
+airbag.enable()
+
+config_file = r'/run/sysctl/99-vyos-sysctl.conf'
+
+def get_config(config=None):
+ if config:
+ conf = config
+ else:
+ conf = Config()
+ base = ['system', 'sysctl']
+ if not conf.exists(base):
+ return None
+
+ sysctl = conf.get_config_dict(base, key_mangling=('-', '_'), get_first_key=True,
+ no_tag_node_value_mangle=True)
+
+ return sysctl
+
+def verify(sysctl):
+ return None
+
+def generate(sysctl):
+ if not sysctl:
+ if os.path.isfile(config_file):
+ os.unlink(config_file)
+ return None
+
+ render(config_file, 'system/sysctl.conf.tmpl', sysctl)
+ return None
+
+def apply(sysctl):
+ if not sysctl:
+ return None
+
+ # We silently ignore all errors
+ # See: https://bugzilla.redhat.com/show_bug.cgi?id=1264080
+ cmd(f'sysctl -f {config_file}')
+ return None
+
+if __name__ == '__main__':
+ try:
+ c = get_config()
+ verify(c)
+ generate(c)
+ apply(c)
+ except ConfigError as e:
+ print(e)
+ exit(1)