Merge pull request #1327 from sever-sever/T970

firewall: T970: Add firewall group domain-group

1 files changed, 60 insertions, 0 deletions

diff --git a/src/helpers/vyos-domain-group-resolve.py b/src/helpers/vyos-domain-group-resolve.py
new file mode 100755
index 000000000..e8501cfc6
--- /dev/null
+++ b/src/helpers/vyos-domain-group-resolve.py
@@ -0,0 +1,60 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2022 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 time
+
+from vyos.configquery import ConfigTreeQuery
+from vyos.firewall import get_ips_domains_dict
+from vyos.firewall import nft_add_set_elements
+from vyos.firewall import nft_flush_set
+from vyos.firewall import nft_init_set
+from vyos.firewall import nft_update_set_elements
+from vyos.util import call
+
+
+base = ['firewall', 'group', 'domain-group']
+check_required = True
+# count_failed = 0
+# Timeout in sec between checks
+timeout = 300
+
+domain_state = {}
+
+if __name__ == '__main__':
+
+    while check_required:
+        config = ConfigTreeQuery()
+        if config.exists(base):
+            domain_groups = config.get_config_dict(base, key_mangling=('-', '_'), get_first_key=True)
+            for set_name, domain_config in domain_groups.items():
+                list_domains = domain_config['address']
+                elements = []
+                ip_dict = get_ips_domains_dict(list_domains)
+
+                for domain in list_domains:
+                    # Resolution succeeded, update domain state
+                    if domain in ip_dict:
+                        domain_state[domain] = ip_dict[domain]
+                        elements += ip_dict[domain]
+                    # Resolution failed, use previous domain state
+                    elif domain in domain_state:
+                        elements += domain_state[domain]
+
+                # Resolve successful
+                if elements:
+                    nft_update_set_elements(set_name, elements)
+        time.sleep(timeout)