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-rwxr-xr-xsrc/conf_mode/system-syslog.py312
1 files changed, 85 insertions, 227 deletions
diff --git a/src/conf_mode/system-syslog.py b/src/conf_mode/system-syslog.py
index 20132456c..dba29d152 100755
--- a/src/conf_mode/system-syslog.py
+++ b/src/conf_mode/system-syslog.py
@@ -1,6 +1,6 @@
#!/usr/bin/env python3
#
-# Copyright (C) 2018-2020 VyOS maintainers and contributors
+# Copyright (C) 2018-2023 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
@@ -15,253 +15,111 @@
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import os
-import re
-from pathlib import Path
from sys import exit
from vyos.config import Config
-from vyos import ConfigError
-from vyos.util import run
+from vyos.configdict import dict_merge
+from vyos.util import call
from vyos.template import render
-
+from vyos.xml import defaults
+from vyos import ConfigError
from vyos import airbag
airbag.enable()
+rsyslog_conf = '/etc/rsyslog.d/00-vyos.conf'
+logrotate_conf = '/etc/logrotate.d/vyos-rsyslog'
+
def get_config(config=None):
if config:
- c = config
+ conf = config
else:
- c = Config()
- if not c.exists('system syslog'):
+ conf = Config()
+ base = ['system', 'syslog']
+ if not conf.exists(base):
return None
- c.set_level('system syslog')
-
- config_data = {
- 'files': {},
- 'console': {},
- 'hosts': {},
- 'user': {}
- }
-
- #
- # /etc/rsyslog.d/vyos-rsyslog.conf
- # 'set system syslog global'
- #
- config_data['files'].update(
- {
- 'global': {
- 'log-file': '/var/log/messages',
- 'selectors': '*.notice;local7.debug',
- 'max-files': '5',
- 'preserver_fqdn': False
- }
- }
- )
-
- if c.exists('global marker'):
- config_data['files']['global']['marker'] = True
- if c.exists('global marker interval'):
- config_data['files']['global'][
- 'marker-interval'] = c.return_value('global marker interval')
- if c.exists('global facility'):
- config_data['files']['global'][
- 'selectors'] = generate_selectors(c, 'global facility')
- if c.exists('global archive size'):
- config_data['files']['global']['max-size'] = int(
- c.return_value('global archive size')) * 1024
- if c.exists('global archive file'):
- config_data['files']['global'][
- 'max-files'] = c.return_value('global archive file')
- if c.exists('global preserve-fqdn'):
- config_data['files']['global']['preserver_fqdn'] = True
-
- #
- # set system syslog file
- #
-
- if c.exists('file'):
- filenames = c.list_nodes('file')
- for filename in filenames:
- config_data['files'].update(
- {
- filename: {
- 'log-file': '/var/log/user/' + filename,
- 'max-files': '5',
- 'action-on-max-size': '/usr/sbin/logrotate /etc/logrotate.d/vyos-rsyslog-generated-' + filename,
- 'selectors': '*.err',
- 'max-size': 262144
- }
- }
- )
-
- if c.exists('file ' + filename + ' facility'):
- config_data['files'][filename]['selectors'] = generate_selectors(
- c, 'file ' + filename + ' facility')
- if c.exists('file ' + filename + ' archive size'):
- config_data['files'][filename]['max-size'] = int(
- c.return_value('file ' + filename + ' archive size')) * 1024
- if c.exists('file ' + filename + ' archive files'):
- config_data['files'][filename]['max-files'] = c.return_value(
- 'file ' + filename + ' archive files')
-
- # set system syslog console
- if c.exists('console'):
- config_data['console'] = {
- '/dev/console': {
- 'selectors': '*.err'
- }
- }
-
- for f in c.list_nodes('console facility'):
- if c.exists('console facility ' + f + ' level'):
- config_data['console'] = {
- '/dev/console': {
- 'selectors': generate_selectors(c, 'console facility')
- }
- }
-
- # set system syslog host
- if c.exists('host'):
- rhosts = c.list_nodes('host')
- proto = 'udp'
- for rhost in rhosts:
- for fac in c.list_nodes('host ' + rhost + ' facility'):
- if c.exists('host ' + rhost + ' facility ' + fac + ' protocol'):
- proto = c.return_value(
- 'host ' + rhost + ' facility ' + fac + ' protocol')
- else:
- proto = 'udp'
-
- config_data['hosts'].update(
- {
- rhost: {
- 'selectors': generate_selectors(c, 'host ' + rhost + ' facility'),
- 'proto': proto
- }
- }
- )
- if c.exists('host ' + rhost + ' port'):
- config_data['hosts'][rhost][
- 'port'] = c.return_value(['host', rhost, 'port'])
- # set system syslog host x.x.x.x format octet-counted
- if c.exists('host ' + rhost + ' format octet-counted'):
- config_data['hosts'][rhost]['oct_count'] = True
- else:
- config_data['hosts'][rhost]['oct_count'] = False
-
- # set system syslog user
- if c.exists('user'):
- usrs = c.list_nodes('user')
- for usr in usrs:
- config_data['user'].update(
- {
- usr: {
- 'selectors': generate_selectors(c, 'user ' + usr + ' facility')
- }
- }
- )
-
- return config_data
-
-
-def generate_selectors(c, config_node):
-# protocols and security are being mapped here
-# for backward compatibility with old configs
-# security and protocol mappings can be removed later
- nodes = c.list_nodes(config_node)
- selectors = ""
- for node in nodes:
- lvl = c.return_value(config_node + ' ' + node + ' level')
- if lvl == None:
- lvl = "err"
- if lvl == 'all':
- lvl = '*'
- if node == 'all' and node != nodes[-1]:
- selectors += "*." + lvl + ";"
- elif node == 'all':
- selectors += "*." + lvl
- elif node != nodes[-1]:
- if node == 'protocols':
- node = 'local7'
- if node == 'security':
- node = 'auth'
- selectors += node + "." + lvl + ";"
- else:
- if node == 'protocols':
- node = 'local7'
- if node == 'security':
- node = 'auth'
- selectors += node + "." + lvl
- return selectors
-
-
-def generate(c):
- if c == None:
+ syslog = conf.get_config_dict(base, key_mangling=('-', '_'),
+ get_first_key=True, no_tag_node_value_mangle=True)
+
+ syslog.update({ 'logrotate' : logrotate_conf })
+
+ # We have gathered the dict representation of the CLI, but there are default
+ # options which we need to update into the dictionary retrived.
+ default_values = defaults(base)
+ # XXX: some syslog default values can not be merged here (originating from
+ # a tagNode - remove and add them later per individual tagNode instance
+ if 'console' in default_values:
+ del default_values['console']
+ for entity in ['global', 'user', 'host', 'file']:
+ if entity in default_values:
+ del default_values[entity]
+
+ syslog = dict_merge(default_values, syslog)
+
+ # XXX: add defaults for "console" tree
+ if 'console' in syslog and 'facility' in syslog['console']:
+ default_values = defaults(base + ['console', 'facility'])
+ for facility in syslog['console']['facility']:
+ syslog['console']['facility'][facility] = dict_merge(default_values,
+ syslog['console']['facility'][facility])
+
+ # XXX: add defaults for "host" tree
+ if 'host' in syslog:
+ default_values_host = defaults(base + ['host'])
+ if 'facility' in default_values_host:
+ del default_values_host['facility']
+ default_values_facility = defaults(base + ['host', 'facility'])
+
+ for host, host_config in syslog['host'].items():
+ syslog['host'][host] = dict_merge(default_values_host, syslog['host'][host])
+ if 'facility' in host_config:
+ for facility in host_config['facility']:
+ syslog['host'][host]['facility'][facility] = dict_merge(default_values_facility,
+ syslog['host'][host]['facility'][facility])
+
+ # XXX: add defaults for "user" tree
+ if 'user' in syslog:
+ default_values = defaults(base + ['user', 'facility'])
+ for user, user_config in syslog['user'].items():
+ if 'facility' in user_config:
+ for facility in user_config['facility']:
+ syslog['user'][user]['facility'][facility] = dict_merge(default_values,
+ syslog['user'][user]['facility'][facility])
+
+ # XXX: add defaults for "file" tree
+ if 'file' in syslog:
+ default_values = defaults(base + ['file'])
+ for file, file_config in syslog['file'].items():
+ for facility in file_config['facility']:
+ syslog['file'][file]['facility'][facility] = dict_merge(default_values,
+ syslog['file'][file]['facility'][facility])
+
+ return syslog
+
+def verify(syslog):
+ if not syslog:
return None
- conf = '/etc/rsyslog.d/vyos-rsyslog.conf'
- render(conf, 'syslog/rsyslog.conf.j2', c)
-
- # cleanup current logrotate config files
- logrotate_files = Path('/etc/logrotate.d/').glob('vyos-rsyslog-generated-*')
- for file in logrotate_files:
- file.unlink()
+def generate(syslog):
+ if not syslog:
+ if os.path.exists(rsyslog_conf):
+ os.path.unlink(rsyslog_conf)
+ if os.path.exists(logrotate_conf):
+ os.path.unlink(logrotate_conf)
- # eventually write for each file its own logrotate file, since size is
- # defined it shouldn't matter
- for filename, fileconfig in c.get('files', {}).items():
- if fileconfig['log-file'].startswith('/var/log/user/'):
- conf = '/etc/logrotate.d/vyos-rsyslog-generated-' + filename
- render(conf, 'syslog/logrotate.j2', { 'config_render': fileconfig })
-
-
-def verify(c):
- if c == None:
return None
- # may be obsolete
- # /etc/rsyslog.conf is generated somewhere and copied over the original (exists in /opt/vyatta/etc/rsyslog.conf)
- # it interferes with the global logging, to make sure we are using a single base, template is enforced here
- #
- if not os.path.islink('/etc/rsyslog.conf'):
- os.remove('/etc/rsyslog.conf')
- os.symlink(
- '/usr/share/vyos/templates/rsyslog/rsyslog.conf', '/etc/rsyslog.conf')
-
- # /var/log/vyos-rsyslog were the old files, we may want to clean those up, but currently there
- # is a chance that someone still needs it, so I don't automatically remove
- # them
- #
+ render(rsyslog_conf, 'rsyslog/rsyslog.conf.j2', syslog)
+ render(logrotate_conf, 'rsyslog/logrotate.j2', syslog)
- if c == None:
+def apply(syslog):
+ systemd_service = 'syslog.service'
+ if not syslog:
+ call(f'systemctl stop {systemd_service}')
return None
- fac = [
- '*', 'auth', 'authpriv', 'cron', 'daemon', 'kern', 'lpr', 'mail', 'mark', 'news', 'protocols', 'security',
- 'syslog', 'user', 'uucp', 'local0', 'local1', 'local2', 'local3', 'local4', 'local5', 'local6', 'local7']
- lvl = ['emerg', 'alert', 'crit', 'err',
- 'warning', 'notice', 'info', 'debug', '*']
-
- for conf in c:
- if c[conf]:
- for item in c[conf]:
- for s in c[conf][item]['selectors'].split(";"):
- f = re.sub("\..*$", "", s)
- if f not in fac:
- raise ConfigError(
- 'Invalid facility ' + s + ' set in ' + conf + ' ' + item)
- l = re.sub("^.+\.", "", s)
- if l not in lvl:
- raise ConfigError(
- 'Invalid logging level ' + s + ' set in ' + conf + ' ' + item)
-
-
-def apply(c):
- if not c:
- return run('systemctl stop syslog.service')
- return run('systemctl restart syslog.service')
+ call(f'systemctl reload-or-restart {systemd_service}')
if __name__ == '__main__':
try: