op-mode: T3725: Show configuration in JSON format

(cherry picked from commit f36ac55e5355b170b181eef999be616700edffc1)

2 files changed, 51 insertions, 0 deletions

diff --git a/op-mode-definitions/show-configuration.xml.in b/op-mode-definitions/show-configuration.xml.in
index 318942ab0..5a2fdedfa 100644
--- a/op-mode-definitions/show-configuration.xml.in
+++ b/op-mode-definitions/show-configuration.xml.in
@@ -30,6 +30,21 @@
             <!-- no admin check -->
             <command>${vyos_op_scripts_dir}/show_configuration_files.sh</command>
           </node>
+          <node name="json">
+            <properties>
+              <help>Show running configuration in JSON format</help>
+            </properties>
+            <!-- no admin check -->
+            <command>${vyos_op_scripts_dir}/show_configuration_json.py</command>
+            <children>
+              <node name="pretty">
+                <properties>
+                  <help>Show running configuration in readable JSON format</help>
+                </properties>
+                <command>${vyos_op_scripts_dir}/show_configuration_json.py --pretty</command>
+              </node>
+            </children>
+          </node>
         </children>
       </node>
     </children>
diff --git a/src/op_mode/show_configuration_json.py b/src/op_mode/show_configuration_json.py
new file mode 100755
index 000000000..fdece533b
--- /dev/null
+++ b/src/op_mode/show_configuration_json.py
@@ -0,0 +1,36 @@
+#!/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 argparse
+import json
+
+from vyos.configquery import ConfigTreeQuery
+
+
+config = ConfigTreeQuery()
+c = config.get_config_dict()
+
+parser = argparse.ArgumentParser()
+parser.add_argument("-p", "--pretty", action="store_true", help="Show pretty configuration in JSON format")
+
+
+if __name__ == '__main__':
+    args = parser.parse_args()
+
+    if args.pretty:
+        print(json.dumps(c, indent=4))
+    else:
+        print(json.dumps(c))