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authorDaniil Baturin <daniil@baturin.org>2018-05-19 18:05:35 +0200
committerDaniil Baturin <daniil@baturin.org>2018-05-19 18:05:35 +0200
commitc7a5a84eaaa072d681f98b228c44043d0345f6c0 (patch)
treef3c4fd49ca64b5fdbd72aafeae3aaabfdf29b9ca /src/op_mode
parentd5a603e6484409ba67079f20a44c4d70cf3abbfa (diff)
downloadvyos-1x-c7a5a84eaaa072d681f98b228c44043d0345f6c0.tar.gz
vyos-1x-c7a5a84eaaa072d681f98b228c44043d0345f6c0.zip
T564: a command to reset DNS forwarding cache for a domain and better checking for unconfigured service.
Diffstat (limited to 'src/op_mode')
-rwxr-xr-xsrc/op_mode/dns_forwarding_reset.py49
-rwxr-xr-xsrc/op_mode/dns_forwarding_statistics.py6
2 files changed, 55 insertions, 0 deletions
diff --git a/src/op_mode/dns_forwarding_reset.py b/src/op_mode/dns_forwarding_reset.py
new file mode 100755
index 000000000..1dc0d51e3
--- /dev/null
+++ b/src/op_mode/dns_forwarding_reset.py
@@ -0,0 +1,49 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2018 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/>.
+#
+# File: vyos-show-version
+# Purpose:
+# Displays image version and system information.
+# Used by the "run show version" command.
+
+
+import os
+import sys
+import argparse
+
+import vyos.config
+
+parser = argparse.ArgumentParser()
+parser.add_argument("-a", "--all", action="store_true", help="Reset all cache")
+parser.add_argument("domain", type=str, nargs="?", help="Domain to reset cache entries for")
+
+if __name__ == '__main__':
+ args = parser.parse_args()
+
+ # Do nothing if service is not configured
+ c = vyos.config.Config()
+ if not c.exists_effective('service dns forwarding'):
+ print("DNS forwarding is not configured")
+ sys.exit(0)
+
+ if args.all:
+ print("Unimplemented, broken in pdns 3.x")
+ sys.exit(1)
+ elif args.domain:
+ os.system("rec_control wipe-cache {0}".format(args.domain))
+ else:
+ parser.print_help()
+ sys.exit(1)
diff --git a/src/op_mode/dns_forwarding_statistics.py b/src/op_mode/dns_forwarding_statistics.py
index 3d1e30aee..aa6ffdf37 100755
--- a/src/op_mode/dns_forwarding_statistics.py
+++ b/src/op_mode/dns_forwarding_statistics.py
@@ -15,6 +15,12 @@ Cache size: {{ cache_size }} kbytes
if __name__ == '__main__':
+ # Do nothing if service is not configured
+ c = vyos.config.Config()
+ if not c.exists_effective('service dns forwarding'):
+ print("DNS forwarding is not configured")
+ sys.exit(0)
+
data = {}
data['cache_entries'] = subprocess.check_output([PDNS_CMD, 'get cache-entries']).decode()