Add tools to generate network configuration from config.json

generate_network_config.py

@@ -0,0 +1,54 @@
+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+# -*- encoding: UTF-8 -*-
+#
+# Form based authentication for CherryPy. Requires the
+# Session tool to be loaded.
+#
+
+import os
+import argparse
+from config import Config
+
+if __name__ == '__main__':
+
+	# Get configuration file in argument
+	parser = argparse.ArgumentParser(description='ODR Encoder Manager (Tools to generate network config file)')
+	parser.add_argument('-c','--config', help='configuration filename',required=True)
+	cli_args = parser.parse_args()
+
+	# Check if configuration exist and is readable
+	if os.path.isfile(cli_args.config) and os.access(cli_args.config, os.R_OK):
+		print "Use configuration file %s" % (cli_args.config)
+	else:
+		print "Configuration file is missing or is not readable - %s" % (cli_args.config)
+		sys.exit(1)
+
+	# Load configuration
+	conf = Config(cli_args.config)
+
+	# Write network/interfaces file
+    networkInterfaces  = "# This file is generated by ODR-EncoderManager\n"
+    networkInterfaces += "# Please use WebGUI to make changes\n"
+    networkInterfaces += "\n"
+    networkInterfaces += "auto lo\n"
+    networkInterfaces += "iface lo inet loopback\n"
+    networkInterfaces += "\n"
+    for card in conf.config['global']['network']['cards']:
+        if (card['ip'].strip() != "") and (card['netmask'].strip() != ""):
+            networkInterfaces += "allow-hotplug %s\n" % (card['card'])
+            if card['dhcp'] == "true":
+                networkInterfaces += "iface %s inet %s\n" % (card['card'], 'dhcp')
+            else:
+                networkInterfaces += "iface %s inet %s\n" % (card['card'], 'static')
+                networkInterfaces += "    address %s\n" % (card['ip'])
+                networkInterfaces += "    netmask %s\n" % (card['netmask'])
+                if card['gateway'].strip() != "":
+                    networkInterfaces += "    gateway %s\n" % (card['gateway'])
+            networkInterfaces += "\n"
+
+    try:
+        with open(conf.config['global']['networkInterfaces_file'], 'w') as supfile:
+            supfile.write(networkInterfaces)
+    except Exception,e:
+        raise ValueError( 'Error when writing network/interfaces file', str(e) )