From be6f809581ccbcd6411713128a63711eaa2ce6b7 Mon Sep 17 00:00:00 2001
From: Yuya Kusakabe <yuya.kusakabe@gmail.com>
Date: Wed, 16 May 2018 21:35:22 +0900
Subject: Use '_' instead of '-' for python scripts for test

---
 src/conf_mode/vyos_config_bcast_relay.py | 124 +++++++++++++++++++++++++++++++
 1 file changed, 124 insertions(+)
 create mode 100755 src/conf_mode/vyos_config_bcast_relay.py

(limited to 'src/conf_mode/vyos_config_bcast_relay.py')

diff --git a/src/conf_mode/vyos_config_bcast_relay.py b/src/conf_mode/vyos_config_bcast_relay.py
new file mode 100755
index 000000000..785690d9c
--- /dev/null
+++ b/src/conf_mode/vyos_config_bcast_relay.py
@@ -0,0 +1,124 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2017 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 sys
+import os
+import fnmatch
+import time
+import subprocess
+
+from vyos.config import Config
+from vyos import ConfigError
+
+config_file = r'/etc/default/udp-broadcast-relay'
+
+def get_config():
+    conf = Config()
+    conf.set_level("service broadcast-relay id")
+    relay_id = conf.list_nodes("")
+    relays = []
+
+    for id in relay_id:
+        interface_list = []
+        address = conf.return_value("{0} address".format(id))
+        description = conf.return_value("{0} description".format(id))
+        port = conf.return_value("{0} port".format(id))
+
+        # split the interface name listing and form a list
+        if conf.exists("{0} interface".format(id)):
+            intfs_names = []
+            intfs_names = conf.return_values("{0} interface".format(id))
+
+            for name in intfs_names:
+                interface_list.append(name)
+
+        relay = {
+            "id": id,
+            "address": address,
+            "description": description,
+            "interfaces" : interface_list,
+            "port": port
+            }
+        relays.append(relay)
+
+    return relays
+
+def verify(relays):
+    for relay in relays:
+        if not relay["port"]:
+            raise ConfigError("UDP broadcast relay 'id {0}' requires a port number".format(relay["id"]))
+
+        if len(relay["interfaces"]) < 2:
+            raise ConfigError("UDP broadcast relay 'id {0}' requires at least 2 interfaces".format(relay["id"]))
+
+    return None
+
+def generate(relays):
+    config_header = '### Autogenerated by {0} on {tm} ###\n'.format(os.path.basename(__file__),
+                     tm=time.strftime("%a, %d %b %Y %H:%M:%S", time.localtime()))
+
+    config_dir = os.path.dirname(config_file)
+    config_filename = os.path.basename(config_file)
+    active_configs = []
+
+    for config in fnmatch.filter(os.listdir(config_dir), config_filename + '*'):
+        # determine prefix length to identify service instance
+        prefix_len = len(config_filename)
+        active_configs.append(config[prefix_len:])
+
+    # sort our list
+    active_configs.sort()
+
+    for id in active_configs[:]:
+        os.unlink(config_file + id)
+
+    for relay in relays:
+         file = config_file + str(relay["id"])
+         interfaces = ' '.join(str(intf) for intf in relay["interfaces"])
+         config_args = 'DAEMON_ARGS="{0} {1}"\n'.format(relay["port"], interfaces)
+
+         f = open(file, 'w')
+         f.write(config_header)
+         if relay["description"]:
+             f.write('# ' + relay["description"] + '\n')
+         f.write(config_args)
+         f.close()
+
+    return None
+
+def apply(relays):
+    # first stop all running services
+    cmd = "sudo systemctl stop udp-broadcast-relay@{1..99}"
+    os.system(cmd)
+
+    # start only required service instances
+    for relay in relays:
+        cmd = "sudo systemctl start udp-broadcast-relay@{0}".format(relay["id"])
+        os.system(cmd)
+
+    return None
+
+if __name__ == '__main__':
+    try:
+        c = get_config()
+        verify(c)
+        generate(c)
+        apply(c)
+    except ConfigError as e:
+        print(e)
+        sys.exit(1)
-- 
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