(filter) add configd command "filter list pfsync"

src/opnsense/scripts/filter/list_pfsync.py

+#!/usr/local/bin/python2.7
+
+"""
+    Copyright (c) 2015 Ad Schellevis
+    All rights reserved.
+
+    Redistribution and use in source and binary forms, with or without
+    modification, are permitted provided that the following conditions are met:
+
+    1. Redistributions of source code must retain the above copyright notice,
+     this list of conditions and the following disclaimer.
+
+    2. Redistributions in binary form must reproduce the above copyright
+     notice, this list of conditions and the following disclaimer in the
+     documentation and/or other materials provided with the distribution.
+
+    THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
+    INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+    AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+    AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
+    OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+    SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+    INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+    CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+    ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+    POSSIBILITY OF SUCH DAMAGE.
+
+    --------------------------------------------------------------------------------------
+    list pfsync info
+    - nodes (unique creator id's from states)
+"""
+import tempfile
+import subprocess
+import os
+import sys
+import ujson
+
+if __name__ == '__main__':
+    result = {'nodes':[]}
+    with tempfile.NamedTemporaryFile() as output_stream:
+        subprocess.call(['/sbin/pfctl', '-s', 'state','-vv'], stdout=output_stream, stderr=open(os.devnull, 'wb'))
+        output_stream.seek(0)
+        data = output_stream.read().strip()
+        if data.count('\n') > 2:
+            for line in data.split('\n'):
+                if line.find('creatorid:') > -1:
+                    creatorid = line.split('creatorid:')[1].strip()
+                    if creatorid not in result['nodes']:
+                        result['nodes'].append(creatorid)
+
+    # handle command line argument (type selection)
+    if len(sys.argv) > 1 and sys.argv[1] == 'json':
+        print(ujson.dumps(result))
+    else:
+        # output plain
+        print ('------------------------- pfsync nodes -------------------------')
+        for ostype in result['nodes']:
+            print (ostype)

src/opnsense/service/conf/actions.d/actions_filter.conf

@@ -40,6 +40,12 @@ parameters: %s
 type:script_output
 message:request pf states
 
+[list.pfsync]
+command:/usr/local/opnsense/scripts/filter/list_pfsync.py
+parameters: %s
+type:script_output
+message:request pfsync info
+
 [delete.table]
 command:/usr/local/opnsense/scripts/filter/delete_table.py
 parameters: %s %s