fastd2aliases

generate_aliases.py

@@ -0,0 +1,110 @@
+#!/usr/bin/env python2
+
+from __future__ import print_function
+
+import json
+import os
+import sys
+
+if len(sys.argv) != 2:
+    print('usage: ' + sys.argv[0] + ' /path/to/peers')
+    sys.exit(1)
+
+peersDir = sys.argv[1]
+
+def normalizeMac(mac):
+    mac = mac.lower()
+    normalized = ''
+
+    n = 0
+
+    for c in mac:
+        if c != ':':
+            if n > 0 and n % 2 == 0:
+                normalized = normalized + ':'
+            normalized = normalized + c
+            n += 1
+
+    return normalized
+
+def toAlias(peer):
+    alias = {}
+
+    if not (peer.has_key('name') and peer.has_key('mac')):
+        return None
+
+    name = peer['name']
+    mac = peer['mac']
+
+    alias['node_id'] = mac.replace(':', '')
+    alias['hostname'] = name
+
+    if peer.has_key('geo'):
+        geo = peer['geo']
+
+        location = {}
+
+        if geo.has_key('lon'): location['longitude'] = geo['lon']
+        if geo.has_key('lat'): location['latitude'] = geo['lat']
+
+        alias['location'] = location
+
+    #alias['network'] = {}
+    #alias['network']['mesh_interfaces'] = [mac]
+
+    return alias
+
+aliases = []
+
+for filename in os.listdir(peersDir):
+    if len(filename) == 0 or filename[0] == '.':
+        continue
+
+    isGateway = False
+
+    absFilename = peersDir + '/' + filename
+    if os.path.isfile(absFilename):
+        peerFile = open(absFilename, 'r')
+        try:
+            peerLines = peerFile.readlines()
+            peer = {}
+
+            for line in peerLines:
+                parts = line.split()
+
+                if len(parts) > 2:
+                    if parts[1] == 'Knotenname:':
+                        peer['name'] = parts[2]
+
+                    elif parts[0] == 'remote':
+                        isGateway = True
+
+                    elif parts[1] == 'MAC:':
+                        peer['mac'] = normalizeMac(parts[2])
+
+                    elif parts[1] == 'Koordinaten:' and len(parts) > 3:
+                        try:
+                            peer['geo'] = {'lat': float(parts[2]), 'lon': float(parts[3])}
+
+                        except ValueError:
+                            print('Error in %s: Invalid coordinates: %s' % (absFilename, parts[2:4]), file = sys.stderr)
+
+                elif len(parts) == 2 and parts[0] == 'key':
+                    keyParts = parts[1].split('"')
+                    if len(keyParts) > 1:
+                        peer['vpn'] = keyParts[1].lower()
+
+            if isGateway:
+                continue
+
+            alias = toAlias(peer)
+            if alias:
+                aliases.append(alias)
+
+        except Exception as e:
+            print('Error in %s, ignoring peer: %s' % (absFilename, e), file = sys.stderr)
+
+        finally:
+            peerFile.close()
+
+print(json.dumps(aliases))

mkmap.sh

@@ -0,0 +1,6 @@
+#!/bin/bash
+PATH='/opt/ffmap-backend/'
+PEERS="/etc/fastd/ffhh-mesh-vpn/peers"
+
+python2 $PATH/generate_aliases.py $PEERS > $PATH/aliases.json
+python3 $PATH/backend.py -d /var/www/meshviewer/data/ -a $PATH/aliases.json --vpn de:ad:be:ff:01:01