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-rwxr-xr-xsrc/conf_mode/service_ids_fastnetmon.py89
1 files changed, 89 insertions, 0 deletions
diff --git a/src/conf_mode/service_ids_fastnetmon.py b/src/conf_mode/service_ids_fastnetmon.py
new file mode 100755
index 000000000..71bef08ae
--- /dev/null
+++ b/src/conf_mode/service_ids_fastnetmon.py
@@ -0,0 +1,89 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2018-2020 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
+# 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 import ConfigError
+from vyos.util import call
+from vyos.template import render
+from vyos import airbag
+airbag.enable()
+
+config_file = r'/etc/fastnetmon.conf'
+networks_list = r'/etc/networks_list'
+
+def get_config():
+ conf = Config()
+ base = ['service', 'ids', 'ddos-protection']
+ fastnetmon = conf.get_config_dict(base, key_mangling=('-', '_'))
+ return fastnetmon
+
+def verify(fastnetmon):
+ if not fastnetmon:
+ return None
+
+ if not "mode" in fastnetmon:
+ raise ConfigError('ddos-protection mode is mandatory!')
+
+ if not "network" in fastnetmon:
+ raise ConfigError('Required define network!')
+
+ if not "listen_interface" in fastnetmon:
+ raise ConfigError('Define listen-interface is mandatory!')
+
+ if "alert_script" in fastnetmon:
+ if os.path.isfile(fastnetmon["alert_script"]):
+ # Check script permissions
+ if not os.access(fastnetmon["alert_script"], os.X_OK):
+ raise ConfigError('Script {0} does not have permissions for execution'.format(fastnetmon["alert_script"]))
+ else:
+ raise ConfigError('File {0} does not exists!'.format(fastnetmon["alert_script"]))
+
+def generate(fastnetmon):
+ if not fastnetmon:
+ if os.path.isfile(config_file):
+ os.unlink(config_file)
+ if os.path.isfile(networks_list):
+ os.unlink(networks_list)
+
+ return
+
+ render(config_file, 'ids/fastnetmon.tmpl', fastnetmon, trim_blocks=True)
+ render(networks_list, 'ids/fastnetmon_networks_list.tmpl', fastnetmon, trim_blocks=True)
+
+ return None
+
+def apply(fastnetmon):
+ if not fastnetmon:
+ # Stop fastnetmon service if removed
+ call('systemctl stop fastnetmon.service')
+ else:
+ call('systemctl restart fastnetmon.service')
+
+ return None
+
+if __name__ == '__main__':
+ try:
+ c = get_config()
+ verify(c)
+ generate(c)
+ apply(c)
+ except ConfigError as e:
+ print(e)
+ exit(1)