| 1 | #!/usr/bin/env python
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| 2 | #
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| 3 | # vim:ts=2:et:sw=2:ai
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| 4 | # Wireless Leiden configuration generator, based on yaml files'
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| 5 | #
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| 6 | # XXX: This should be rewritten to make use of the ipaddr.py library.
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| 7 | #
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| 8 | # Sample apache configuration (mind the AcceptPathInfo!)
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| 9 | # ScriptAlias /wleiden/config /usr/local/www/genesis/tools/gformat.py
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| 10 | # <Directory /usr/local/www/genesis>
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| 11 | # Allow from all
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| 12 | # AcceptPathInfo On
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| 13 | # </Directory>
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| 14 | #
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| 15 | # Rick van der Zwet <info@rickvanderzwet.nl>
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| 16 | #
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| 17 |
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| 18 | # Hack to make the script directory is also threated as a module search path.
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| 19 | import sys
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| 20 | import os
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| 21 | import re
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| 22 | sys.path.append(os.path.dirname(__file__))
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| 23 |
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| 24 | import cgi
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| 25 | import cgitb
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| 26 | import copy
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| 27 | import glob
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| 28 | import socket
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| 29 | import string
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| 30 | import subprocess
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| 31 | import time
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| 32 | import rdnap
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| 33 | from pprint import pprint
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| 34 | from collections import defaultdict
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| 35 | try:
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| 36 | import yaml
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| 37 | except ImportError, e:
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| 38 | print e
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| 39 | print "[ERROR] Please install the python-yaml or devel/py-yaml package"
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| 40 | exit(1)
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| 41 |
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| 42 | try:
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| 43 | from yaml import CLoader as Loader
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| 44 | from yaml import CDumper as Dumper
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| 45 | except ImportError:
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| 46 | from yaml import Loader, Dumper
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| 47 |
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| 48 | from jinja2 import Template
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| 49 |
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| 50 | import logging
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| 51 | logging.basicConfig(format='# %(levelname)s: %(message)s' )
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| 52 | logger = logging.getLogger()
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| 53 | logger.setLevel(logging.DEBUG)
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| 54 |
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| 55 |
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| 56 | if os.environ.has_key('CONFIGROOT'):
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| 57 | NODE_DIR = os.environ['CONFIGROOT']
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| 58 | else:
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| 59 | NODE_DIR = os.path.abspath(os.path.dirname(__file__)) + '/../nodes'
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| 60 | __version__ = '$Id: gformat.py 10368 2012-04-07 10:22:52Z rick $'
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| 61 |
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| 62 |
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| 63 | files = [
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| 64 | 'authorized_keys',
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| 65 | 'dnsmasq.conf',
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| 66 | 'rc.conf.local',
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| 67 | 'resolv.conf',
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| 68 | 'motd',
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| 69 | 'wleiden.yaml',
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| 70 | ]
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| 71 |
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| 72 | # Global variables uses
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| 73 | OK = 10
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| 74 | DOWN = 20
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| 75 | UNKNOWN = 90
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| 76 |
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| 77 |
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| 78 | def make_relations():
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| 79 | """ Process _ALL_ yaml files to get connection relations """
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| 80 | errors = ""
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| 81 | poel = defaultdict(list)
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| 82 | for host in get_hostlist():
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| 83 | try:
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| 84 | datadump = get_yaml(host)
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| 85 | for iface_key in datadump['autogen_iface_keys']:
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| 86 | l = datadump[iface_key]['ip']
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| 87 | addr, mask = l.split('/')
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| 88 |
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| 89 | # Not parsing of these folks please
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| 90 | if not valid_addr(addr):
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| 91 | continue
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| 92 |
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| 93 | addr = parseaddr(addr)
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| 94 | mask = int(mask)
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| 95 | network = addr & ~((1 << (32 - mask)) - 1)
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| 96 | poel[network] += [(host,datadump[iface_key])]
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| 97 | except (KeyError, ValueError), e:
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| 98 | errors += "[FOUT] in '%s' interface '%s'" % (host,iface_key)
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| 99 | errors += e
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| 100 | continue
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| 101 | return (poel, errors)
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| 102 |
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| 103 |
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| 104 | def get_proxylist():
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| 105 | """Get all available proxies proxyX sorting based on X number"""
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| 106 | proxylist = sorted([os.path.basename(x) for x in glob.glob("%s/proxy*" % NODE_DIR)],
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| 107 | key=lambda name: int(''.join([c for c in name if c in string.digits])),
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| 108 | cmp=lambda x,y: x - y) + sorted([os.path.basename(x) for x in glob.glob("%s/Proxy*" % NODE_DIR)])
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| 109 | return proxylist
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| 110 |
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| 111 | def get_hybridlist():
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| 112 | """Get all available proxies hybridX sorting based on X number"""
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| 113 | hybridlist = sorted([os.path.basename(x) for x in glob.glob("%s/hybrid*" % NODE_DIR)],
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| 114 | key=lambda name: int(''.join([c for c in name if c in string.digits])),
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| 115 | cmp=lambda x,y: x - y)
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| 116 | return hybridlist
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| 117 |
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| 118 |
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| 119 | def valid_addr(addr):
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| 120 | """ Show which address is valid in which are not """
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| 121 | return str(addr).startswith('172.')
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| 122 |
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| 123 |
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| 124 | def get_nodelist():
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| 125 | """ Get all available nodes - sorted """
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| 126 | nodelist = sorted([os.path.basename(x) for x in glob.glob("%s/CNode*" % NODE_DIR)])
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| 127 | return nodelist
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| 128 |
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| 129 | def get_hostlist():
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| 130 | """ Combined hosts and proxy list"""
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| 131 | return get_nodelist() + get_proxylist() + get_hybridlist()
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| 132 |
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| 133 | def angle_between_points(lat1,lat2,long1,long2):
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| 134 | """
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| 135 | Return Angle in radians between two GPS coordinates
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| 136 | See: http://stackoverflow.com/questions/3809179/angle-between-2-gps-coordinates
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| 137 | """
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| 138 | dy = lat2 - lat1
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| 139 | dx = math.cos(math.pi/180*lat1)*(long2 - long1)
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| 140 | angle = math.atan2(dy,dx)
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| 141 | return angle
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| 142 |
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| 143 | def angle_to_cd(angle):
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| 144 | """ Return Dutch Cardinal Direction estimation in 'one digit' of radian angle """
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| 145 |
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| 146 | # For easy conversion get positive degree
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| 147 | degrees = math.degrees(angle)
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| 148 | if degrees < 0:
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| 149 | 360 - abs(degrees)
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| 150 |
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| 151 | # Numbers can be confusing calculate from the 4 main directions
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| 152 | p = 22.5
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| 153 | if degrees < p:
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| 154 | return "n"
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| 155 | elif degrees < (90 - p):
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| 156 | return "no"
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| 157 | elif degrees < (90 + p):
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| 158 | return "o"
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| 159 | elif degrees < (180 - p):
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| 160 | return "zo"
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| 161 | elif degrees < (180 + p):
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| 162 | return "z"
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| 163 | elif degrees < (270 - p):
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| 164 | return "zw"
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| 165 | elif degrees < (270 + p):
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| 166 | return "w"
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| 167 | elif degrees < (360 - p):
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| 168 | return "nw"
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| 169 | else:
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| 170 | return "n"
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| 171 |
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| 172 |
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| 173 | def generate_title(nodelist):
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| 174 | """ Main overview page """
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| 175 | items = {'root' : "." }
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| 176 | output = """
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| 177 | <html>
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| 178 | <head>
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| 179 | <title>Wireless leiden Configurator - GFormat</title>
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| 180 | <style type="text/css">
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| 181 | th {background-color: #999999}
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| 182 | tr:nth-child(odd) {background-color: #cccccc}
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| 183 | tr:nth-child(even) {background-color: #ffffff}
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| 184 | th, td {padding: 0.1em 1em}
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| 185 | </style>
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| 186 | </head>
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| 187 | <body>
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| 188 | <center>
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| 189 | <form type="GET" action="%(root)s">
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| 190 | <input type="hidden" name="action" value="update">
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| 191 | <input type="submit" value="Update Configuration Database (SVN)">
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| 192 | </form>
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| 193 | <table>
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| 194 | <caption><h3>Wireless Leiden Configurator</h3></caption>
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| 195 | """ % items
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| 196 |
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| 197 | for node in nodelist:
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| 198 | items['node'] = node
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| 199 | output += '<tr><td><a href="%(root)s/%(node)s">%(node)s</a></td>' % items
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| 200 | for config in files:
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| 201 | items['config'] = config
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| 202 | output += '<td><a href="%(root)s/%(node)s/%(config)s">%(config)s</a></td>' % items
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| 203 | output += "</tr>"
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| 204 | output += """
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| 205 | </table>
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| 206 | <hr />
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| 207 | <em>%s</em>
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| 208 | </center>
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| 209 | </body>
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| 210 | </html>
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| 211 | """ % __version__
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| 212 |
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| 213 | return output
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| 214 |
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| 215 |
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| 216 |
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| 217 | def generate_node(node):
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| 218 | """ Print overview of all files available for node """
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| 219 | return "\n".join(files)
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| 220 |
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| 221 | def generate_node_overview(host):
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| 222 | """ Print overview of all files available for node """
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| 223 | datadump = get_yaml(host)
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| 224 | params = { 'host' : host }
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| 225 | output = "<em><a href='..'>Back to overview</a></em><hr />"
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| 226 | output += "<h2>Available files:</h2><ul>"
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| 227 | for cf in files:
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| 228 | params['cf'] = cf
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| 229 | output += '<li><a href="%(host)s/%(cf)s">%(cf)s</a></li>\n' % params
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| 230 | output += "</ul>"
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| 231 |
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| 232 | # Generate and connection listing
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| 233 | output += "<h2>Connected To:</h2><ul>"
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| 234 | (poel, errors) = make_relations()
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| 235 | for network, hosts in poel.iteritems():
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| 236 | if host in [x[0] for x in hosts]:
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| 237 | if len(hosts) == 1:
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| 238 | # Single not connected interface
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| 239 | continue
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| 240 | for remote,ifacedump in hosts:
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| 241 | if remote == host:
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| 242 | # This side of the interface
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| 243 | continue
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| 244 | params = { 'remote': remote, 'remote_ip' : ifacedump['ip'] }
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| 245 | output += '<li><a href="%(remote)s">%(remote)s</a> -- %(remote_ip)s</li>\n' % params
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| 246 | output += "</ul>"
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| 247 | output += "<h2>MOTD details:</h2><pre>" + generate_motd(datadump) + "</pre>"
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| 248 |
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| 249 | output += "<hr /><em><a href='..'>Back to overview</a></em>"
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| 250 | return output
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| 251 |
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| 252 |
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| 253 | def generate_header(ctag="#"):
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| 254 | return """\
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| 255 | %(ctag)s
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| 256 | %(ctag)s DO NOT EDIT - Automatically generated by 'gformat'
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| 257 | %(ctag)s Generated at %(date)s by %(host)s
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| 258 | %(ctag)s
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| 259 | """ % { 'ctag' : ctag, 'date' : time.ctime(), 'host' : socket.gethostname() }
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| 260 |
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| 261 |
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| 262 |
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| 263 | def parseaddr(s):
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| 264 | """ Process IPv4 CIDR notation addr to a (binary) number """
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| 265 | f = s.split('.')
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| 266 | return (long(f[0]) << 24L) + \
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| 267 | (long(f[1]) << 16L) + \
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| 268 | (long(f[2]) << 8L) + \
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| 269 | long(f[3])
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| 270 |
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| 271 |
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| 272 |
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| 273 | def showaddr(a):
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| 274 | """ Display IPv4 addr in (dotted) CIDR notation """
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| 275 | return "%d.%d.%d.%d" % ((a >> 24) & 0xff, (a >> 16) & 0xff, (a >> 8) & 0xff, a & 0xff)
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| 276 |
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| 277 |
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| 278 | def is_member(ip, mask, canidate):
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| 279 | """ Return True if canidate is part of ip/mask block"""
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| 280 | ip_addr = gformat.parseaddr(ip)
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| 281 | ip_canidate = gformat.parseaddr(canidate)
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| 282 | mask = int(mask)
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| 283 | ip_addr = ip_addr & ~((1 << (32 - mask)) - 1)
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| 284 | ip_canidate = ip_canidate & ~((1 << (32 - mask)) - 1)
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| 285 | return ip_addr == ip_canidate
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| 286 |
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| 287 |
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| 288 |
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| 289 |
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| 290 | def netmask2subnet(netmask):
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| 291 | """ Given a 'netmask' return corresponding CIDR """
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| 292 | return showaddr(0xffffffff & (0xffffffff << (32 - int(netmask))))
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| 293 |
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| 294 |
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| 295 |
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| 296 | def generate_dnsmasq_conf(datadump):
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| 297 | """ Generate configuration file '/usr/local/etc/dnsmasq.conf' """
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| 298 | output = generate_header()
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| 299 | output += Template("""\
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| 300 | # DHCP server options
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| 301 | dhcp-authoritative
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| 302 | dhcp-fqdn
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| 303 | domain=dhcp.{{ autogen_fqdn }}.{{ autogen_domain }}
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| 304 | domain-needed
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| 305 | expand-hosts
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| 306 | log-async=100
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| 307 |
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| 308 | # Low memory footprint
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| 309 | cache-size=10000
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| 310 |
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| 311 | \n""").render(datadump)
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| 312 |
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| 313 | for iface_key in datadump['autogen_iface_keys']:
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| 314 | if not datadump[iface_key].has_key('comment'):
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| 315 | datadump[iface_key]['comment'] = None
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| 316 | output += "## %(interface)s - %(desc)s - %(comment)s\n" % datadump[iface_key]
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| 317 |
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| 318 | try:
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| 319 | (dhcp_start, dhcp_stop) = datadump[iface_key]['dhcp'].split('-')
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| 320 | (ip, netmask) = datadump[iface_key]['ip'].split('/')
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| 321 | datadump[iface_key]['subnet'] = netmask2subnet(netmask)
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| 322 | except (AttributeError, ValueError):
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| 323 | output += "# not autoritive\n\n"
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| 324 | continue
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| 325 |
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| 326 | dhcp_part = ".".join(ip.split('.')[0:3])
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| 327 | datadump[iface_key]['dhcp_start'] = dhcp_part + "." + dhcp_start
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| 328 | datadump[iface_key]['dhcp_stop'] = dhcp_part + "." + dhcp_stop
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| 329 | output += "dhcp-range=%(interface)s,%(dhcp_start)s,%(dhcp_stop)s,%(subnet)s,24h\n\n" % datadump[iface_key]
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| 330 |
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| 331 | return output
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| 332 |
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| 333 |
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| 334 |
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| 335 | def generate_rc_conf_local(datadump):
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| 336 | """ Generate configuration file '/etc/rc.conf.local' """
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| 337 | datadump['autogen_ileiden_enable'] = 'yes' if datadump['ileiden'] else 'no'
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| 338 |
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| 339 | ileiden_proxies = []
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| 340 | normal_proxies = []
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| 341 | for proxy in get_proxylist():
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| 342 | proxydump = get_yaml(proxy)
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| 343 | if proxydump['ileiden']:
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| 344 | ileiden_proxies.append(proxydump)
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| 345 | else:
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| 346 | normal_proxies.append(proxydump)
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| 347 | datadump['autogen_ileiden_proxies'] = ','.join([x['masterip'] for x in ileiden_proxies])
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| 348 | datadump['autogen_ileiden_proxies_names'] = ','.join([x['autogen_item'] for x in ileiden_proxies])
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| 349 | datadump['autogen_normal_proxies'] = ','.join([x['masterip'] for x in normal_proxies])
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| 350 | datadump['autogen_normal_proxies_names'] = ','.join([x['autogen_item'] for x in normal_proxies])
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| 351 |
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| 352 | output = generate_header("#");
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| 353 | output += Template("""\
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| 354 | hostname='{{ autogen_fqdn }}.{{ autogen_domain }}'
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| 355 | location='{{ location }}'
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| 356 | nodetype="{{ nodetype }}"
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| 357 |
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| 358 | {% if tproxy -%}
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| 359 | tproxy_enable='YES'
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| 360 | tproxy_range='{{ tproxy }}'
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| 361 | {% else -%}
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| 362 | tproxy_enable='NO'
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| 363 | {% endif -%}
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| 364 |
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| 365 | {% if nodetype == "Proxy" or nodetype == "Hybrid" %}
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| 366 | #
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| 367 | # Edge Configuration
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| 368 | #
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| 369 |
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| 370 |
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| 371 | # Firewall and Routing Configuration
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| 372 |
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| 373 | {% if gateway -%}
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| 374 | defaultrouter="{{ gateway }}"
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| 375 | {% else -%}
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| 376 | #defaultrouter="NOTSET"
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| 377 | {% endif -%}
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| 378 | internalif="{{ internalif }}"
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| 379 | ileiden_enable="{{ autogen_ileiden_enable }}"
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| 380 | gateway_enable="{{ autogen_ileiden_enable }}"
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| 381 | pf_enable="yes"
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| 382 | pf_rules="/etc/pf.conf"
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| 383 | {% if autogen_ileiden_enable == "yes" -%}
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| 384 | pf_flags="-D ext_if={{ externalif }} -D int_if={{ internalif }} -D publicnat={80,443}"
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| 385 | lvrouted_enable="{{ autogen_ileiden_enable }}"
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| 386 | lvrouted_flags="-u -s s00p3rs3kr3t -m 28"
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| 387 | {% else -%}
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| 388 | pf_flags="-D ext_if={{ externalif }} -D int_if={{ internalif }} -D publicnat={0}"
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| 389 | {% endif -%}
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| 390 | {% if internalroute -%}
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| 391 | static_routes="wleiden"
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| 392 | route_wleiden="-net 172.16.0.0/12 {{ internalroute }}"
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| 393 | {% endif -%}
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| 394 | {% endif -%}
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| 395 |
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| 396 | {% if nodetype == "CNode" %}
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| 397 | #
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| 398 | # NODE iLeiden Configuration
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| 399 | #
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| 400 | # iLeiden Proxies {{ autogen_ileiden_proxies_names }}
|
|---|
| 401 | list_ileiden_proxies="{{ autogen_ileiden_proxies }}"
|
|---|
| 402 | # normal Proxies {{ autogen_normal_proxies_names }}
|
|---|
| 403 | list_normal_proxies="{{ autogen_normal_proxies }}"
|
|---|
| 404 |
|
|---|
| 405 | lvrouted_flags="-u -s s00p3rs3kr3t -m 28 -z $list_ileiden_proxies"
|
|---|
| 406 | {% endif %}
|
|---|
| 407 | {% if vpnif -%}
|
|---|
| 408 | vpnif="{{ vpnif }}"
|
|---|
| 409 | {% endif -%}
|
|---|
| 410 |
|
|---|
| 411 | captive_portal_whitelist=""
|
|---|
| 412 | captive_portal_interfaces="{{ autogen_dhcp_interfaces }}"
|
|---|
| 413 | \n
|
|---|
| 414 | """).render(datadump)
|
|---|
| 415 |
|
|---|
| 416 | # lo0 configuration:
|
|---|
| 417 | # - 172.32.255.1/32 is the proxy.wleiden.net deflector
|
|---|
| 418 | # - masterip is special as it needs to be assigned to at
|
|---|
| 419 | # least one interface, so if not used assign to lo0
|
|---|
| 420 | addrs_list = { 'lo0' : [("127.0.0.1/8", "LocalHost"), ("172.31.255.1/32","Proxy IP")] }
|
|---|
| 421 | iface_map = {'lo0' : 'lo0'}
|
|---|
| 422 | dhclient_if = {'lo0' : False}
|
|---|
| 423 |
|
|---|
| 424 | masterip_used = False
|
|---|
| 425 | for iface_key in datadump['autogen_iface_keys']:
|
|---|
| 426 | if datadump[iface_key]['ip'].startswith(datadump['masterip']):
|
|---|
| 427 | masterip_used = True
|
|---|
| 428 | break
|
|---|
| 429 | if not masterip_used:
|
|---|
| 430 | addrs_list['lo0'].append((datadump['masterip'] + "/32", 'Master IP Not used in interface'))
|
|---|
| 431 |
|
|---|
| 432 | for iface_key in datadump['autogen_iface_keys']:
|
|---|
| 433 | ifacedump = datadump[iface_key]
|
|---|
| 434 | ifname = ifacedump['autogen_ifname']
|
|---|
| 435 |
|
|---|
| 436 | # Flag dhclient is possible
|
|---|
| 437 | dhclient_if[ifname] = ifacedump.has_key('dhcpclient') and ifacedump['dhcpclient']
|
|---|
| 438 |
|
|---|
| 439 | # Add interface IP to list
|
|---|
| 440 | item = (ifacedump['ip'], ifacedump['desc'])
|
|---|
| 441 | if addrs_list.has_key(ifname):
|
|---|
| 442 | addrs_list[ifname].append(item)
|
|---|
| 443 | else:
|
|---|
| 444 | addrs_list[ifname] = [item]
|
|---|
| 445 |
|
|---|
| 446 | # Alias only needs IP assignment for now, this might change if we
|
|---|
| 447 | # are going to use virtual accesspoints
|
|---|
| 448 | if "alias" in iface_key:
|
|---|
| 449 | continue
|
|---|
| 450 |
|
|---|
| 451 | # XXX: Might want to deduct type directly from interface name
|
|---|
| 452 | if ifacedump['type'] in ['11a', '11b', '11g', 'wireless']:
|
|---|
| 453 | # Default to station (client) mode
|
|---|
| 454 | ifacedump['wlanmode'] = "sta"
|
|---|
| 455 | if ifacedump['mode'] in ['master', 'master-wds', 'ap', 'ap-wds']:
|
|---|
| 456 | ifacedump['wlanmode'] = "ap"
|
|---|
| 457 | # Default to 802.11b mode
|
|---|
| 458 | ifacedump['mode'] = '11b'
|
|---|
| 459 | if ifacedump['type'] in ['11a', '11b' '11g']:
|
|---|
| 460 | ifacedump['mode'] = ifacedump['type']
|
|---|
| 461 |
|
|---|
| 462 | if not ifacedump.has_key('channel'):
|
|---|
| 463 | if ifacedump['type'] == '11a':
|
|---|
| 464 | ifacedump['channel'] = 36
|
|---|
| 465 | else:
|
|---|
| 466 | ifacedump['channel'] = 1
|
|---|
| 467 |
|
|---|
| 468 | # Allow special hacks at the back like wds and stuff
|
|---|
| 469 | if not ifacedump.has_key('extra'):
|
|---|
| 470 | ifacedump['extra'] = 'regdomain ETSI country NL'
|
|---|
| 471 |
|
|---|
| 472 | output += "wlans_%(interface)s='%(autogen_ifname)s'\n" % ifacedump
|
|---|
| 473 | output += ("create_args_%(autogen_ifname)s='wlanmode %(wlanmode)s mode " +\
|
|---|
| 474 | "%(mode)s ssid %(ssid)s %(extra)s channel %(channel)s'\n") % ifacedump
|
|---|
| 475 |
|
|---|
| 476 | elif ifacedump['type'] in ['ethernet', 'eth']:
|
|---|
| 477 | # No special config needed besides IP
|
|---|
| 478 | pass
|
|---|
| 479 | else:
|
|---|
| 480 | assert False, "Unknown type " + ifacedump['type']
|
|---|
| 481 |
|
|---|
| 482 | # Print IP address which needs to be assigned over here
|
|---|
| 483 | output += "\n"
|
|---|
| 484 | for iface,addrs in sorted(addrs_list.iteritems()):
|
|---|
| 485 | for addr, comment in sorted(addrs,key=lambda x: parseaddr(x[0].split('/')[0])):
|
|---|
| 486 | output += "# %s || %s || %s\n" % (iface, addr, comment)
|
|---|
| 487 |
|
|---|
| 488 | # Write DHCLIENT entry
|
|---|
| 489 | if dhclient_if[iface]:
|
|---|
| 490 | output += "ifconfig_%s='SYNCDHCP'\n\n" % (iface)
|
|---|
| 491 | else:
|
|---|
| 492 | output += "ipv4_addrs_%s='%s'\n\n" % (iface, " ".join([x[0] for x in addrs]))
|
|---|
| 493 |
|
|---|
| 494 | return output
|
|---|
| 495 |
|
|---|
| 496 |
|
|---|
| 497 |
|
|---|
| 498 | def get_yaml(item):
|
|---|
| 499 | """ Get configuration yaml for 'item'"""
|
|---|
| 500 | gfile = os.path.join(NODE_DIR,item,'wleiden.yaml')
|
|---|
| 501 |
|
|---|
| 502 | f = open(gfile, 'r')
|
|---|
| 503 | datadump = yaml.load(f,Loader=Loader)
|
|---|
| 504 | f.close()
|
|---|
| 505 |
|
|---|
| 506 | # Preformat certain needed variables for formatting and push those into special object
|
|---|
| 507 | datadump['autogen_iface_keys'] = get_interface_keys(datadump)
|
|---|
| 508 |
|
|---|
| 509 | wlan_count=0
|
|---|
| 510 | for key in datadump['autogen_iface_keys']:
|
|---|
| 511 | if datadump[key]['type'] in ['11a', '11b', '11g', 'wireless']:
|
|---|
| 512 | datadump[key]['autogen_ifname'] = 'wlan%i' % wlan_count
|
|---|
| 513 | wlan_count += 1
|
|---|
| 514 | else:
|
|---|
| 515 | datadump[key]['autogen_ifname'] = datadump[key]['interface'].split(':')[0]
|
|---|
| 516 |
|
|---|
| 517 | dhcp_interfaces = [datadump[key]['autogen_ifname'] for key in datadump['autogen_iface_keys'] if datadump[key]['dhcp'] != 'no']
|
|---|
| 518 | datadump['autogen_dhcp_interfaces'] = ' '.join(dhcp_interfaces)
|
|---|
| 519 | datadump['autogen_item'] = item
|
|---|
| 520 | datadump['autogen_fqdn'] = get_fqdn(datadump)
|
|---|
| 521 |
|
|---|
| 522 | datadump['autogen_domain'] = datadump['domain'] if datadump.has_key('domain') else 'wleiden.net'
|
|---|
| 523 | return datadump
|
|---|
| 524 |
|
|---|
| 525 |
|
|---|
| 526 | def store_yaml(datadump, header=False):
|
|---|
| 527 | """ Store configuration yaml for 'item'"""
|
|---|
| 528 | item = datadump['autogen_item']
|
|---|
| 529 | gfile = os.path.join(NODE_DIR,item,'wleiden.yaml')
|
|---|
| 530 |
|
|---|
| 531 | f = open(gfile, 'w')
|
|---|
| 532 | f.write(generate_wleiden_yaml(datadump, header))
|
|---|
| 533 | f.close()
|
|---|
| 534 |
|
|---|
| 535 |
|
|---|
| 536 |
|
|---|
| 537 | def get_all_configs():
|
|---|
| 538 | """ Get dict with key 'host' with all configs present """
|
|---|
| 539 | configs = dict()
|
|---|
| 540 | for host in get_hostlist():
|
|---|
| 541 | datadump = get_yaml(host)
|
|---|
| 542 | configs[host] = datadump
|
|---|
| 543 | return configs
|
|---|
| 544 |
|
|---|
| 545 |
|
|---|
| 546 | def get_interface_keys(config):
|
|---|
| 547 | """ Quick hack to get all interface keys, later stage convert this to a iterator """
|
|---|
| 548 | return sorted([elem for elem in config.keys() if (elem.startswith('iface_') and not "lo0" in elem)])
|
|---|
| 549 |
|
|---|
| 550 |
|
|---|
| 551 | def get_used_ips(configs):
|
|---|
| 552 | """ Return array of all IPs used in config files"""
|
|---|
| 553 | ip_list = []
|
|---|
| 554 | for config in configs:
|
|---|
| 555 | ip_list.append(config['masterip'])
|
|---|
| 556 | for iface_key in get_interface_keys(config):
|
|---|
| 557 | l = config[iface_key]['ip']
|
|---|
| 558 | addr, mask = l.split('/')
|
|---|
| 559 | # Special case do not process
|
|---|
| 560 | if valid_addr(addr):
|
|---|
| 561 | ip_list.append(addr)
|
|---|
| 562 | else:
|
|---|
| 563 | logger.error("## IP '%s' in '%s' not valid" % (addr, config['nodename']))
|
|---|
| 564 | return sorted(ip_list)
|
|---|
| 565 |
|
|---|
| 566 |
|
|---|
| 567 |
|
|---|
| 568 | def generate_resolv_conf(datadump):
|
|---|
| 569 | """ Generate configuration file '/etc/resolv.conf' """
|
|---|
| 570 | output = generate_header("#");
|
|---|
| 571 | output += """\
|
|---|
| 572 | search wleiden.net
|
|---|
| 573 | """
|
|---|
| 574 | if datadump['nodetype'] == 'Proxy':
|
|---|
| 575 | output += """\
|
|---|
| 576 | # Try local (cache) first
|
|---|
| 577 | nameserver 127.0.0.1
|
|---|
| 578 | nameserver 8.8.8.8 # Google Public NameServer
|
|---|
| 579 | nameserver 8.8.4.4 # Google Public NameServer
|
|---|
| 580 | """
|
|---|
| 581 | elif datadump['nodetype'] == 'Hybrid':
|
|---|
| 582 | for proxy in get_proxylist():
|
|---|
| 583 | proxy_ip = get_yaml(proxy)['masterip']
|
|---|
| 584 | output += "nameserver %-15s # %s\n" % (proxy_ip, proxy)
|
|---|
| 585 | output += """\
|
|---|
| 586 | nameserver 8.8.8.8 # Google Public NameServer
|
|---|
| 587 | nameserver 8.8.4.4 # Google Public NameServer
|
|---|
| 588 | """
|
|---|
| 589 | else:
|
|---|
| 590 | output += """\
|
|---|
| 591 | # Try local (cache) first
|
|---|
| 592 | nameserver 127.0.0.1
|
|---|
| 593 |
|
|---|
| 594 | # Proxies are recursive nameservers
|
|---|
| 595 | # needs to be in resolv.conf for dnsmasq as well
|
|---|
| 596 | """ % datadump
|
|---|
| 597 | for proxy in get_proxylist():
|
|---|
| 598 | proxy_ip = get_yaml(proxy)['masterip']
|
|---|
| 599 | output += "nameserver %-15s # %s\n" % (proxy_ip, proxy)
|
|---|
| 600 |
|
|---|
| 601 | return output
|
|---|
| 602 |
|
|---|
| 603 | def generate_motd(datadump):
|
|---|
| 604 | """ Generate configuration file '/etc/motd' """
|
|---|
| 605 | output = """\
|
|---|
| 606 | FreeBSD 9.0-RELEASE (kernel.wleiden) #0 r230587: Sun Jan 29 17:09:57 CET 2012
|
|---|
| 607 |
|
|---|
| 608 | WWW: %(autogen_fqdn)s.wleiden.net - http://www.wirelessleiden.nl
|
|---|
| 609 | Loc: %(location)s
|
|---|
| 610 |
|
|---|
| 611 | Interlinks:
|
|---|
| 612 | """ % datadump
|
|---|
| 613 |
|
|---|
| 614 | # XXX: This is a hacky way to get the required data
|
|---|
| 615 | for line in generate_rc_conf_local(datadump).split('\n'):
|
|---|
| 616 | if '||' in line and not line[1:].split()[0] in ['lo0', 'ath0'] :
|
|---|
| 617 | output += " - %s \n" % line[1:]
|
|---|
| 618 | output += """\
|
|---|
| 619 | Attached bridges:
|
|---|
| 620 | """
|
|---|
| 621 | for iface_key in datadump['autogen_iface_keys']:
|
|---|
| 622 | ifacedump = datadump[iface_key]
|
|---|
| 623 | if ifacedump.has_key('ns_ip'):
|
|---|
| 624 | output += " - %(interface)s || %(mode)s || %(ns_ip)s\n" % ifacedump
|
|---|
| 625 |
|
|---|
| 626 | return output
|
|---|
| 627 |
|
|---|
| 628 |
|
|---|
| 629 | def format_yaml_value(value):
|
|---|
| 630 | """ Get yaml value in right syntax for outputting """
|
|---|
| 631 | if isinstance(value,str):
|
|---|
| 632 | output = '"%s"' % value
|
|---|
| 633 | else:
|
|---|
| 634 | output = value
|
|---|
| 635 | return output
|
|---|
| 636 |
|
|---|
| 637 |
|
|---|
| 638 |
|
|---|
| 639 | def format_wleiden_yaml(datadump):
|
|---|
| 640 | """ Special formatting to ensure it is editable"""
|
|---|
| 641 | output = "# Genesis config yaml style\n"
|
|---|
| 642 | output += "# vim:ts=2:et:sw=2:ai\n"
|
|---|
| 643 | output += "#\n"
|
|---|
| 644 | iface_keys = [elem for elem in datadump.keys() if elem.startswith('iface_')]
|
|---|
| 645 | for key in sorted(set(datadump.keys()) - set(iface_keys)):
|
|---|
| 646 | output += "%-10s: %s\n" % (key, format_yaml_value(datadump[key]))
|
|---|
| 647 |
|
|---|
| 648 | output += "\n\n"
|
|---|
| 649 |
|
|---|
| 650 | key_order = [ 'comment', 'interface', 'ip', 'desc', 'sdesc', 'mode', 'type',
|
|---|
| 651 | 'extra_type', 'channel', 'ssid', 'dhcp' ]
|
|---|
| 652 |
|
|---|
| 653 | for iface_key in sorted(iface_keys):
|
|---|
| 654 | output += "%s:\n" % iface_key
|
|---|
| 655 | for key in key_order + list(sorted(set(datadump[iface_key].keys()) - set(key_order))):
|
|---|
| 656 | if datadump[iface_key].has_key(key):
|
|---|
| 657 | output += " %-11s: %s\n" % (key, format_yaml_value(datadump[iface_key][key]))
|
|---|
| 658 | output += "\n\n"
|
|---|
| 659 |
|
|---|
| 660 | return output
|
|---|
| 661 |
|
|---|
| 662 |
|
|---|
| 663 |
|
|---|
| 664 | def generate_wleiden_yaml(datadump, header=True):
|
|---|
| 665 | """ Generate (petty) version of wleiden.yaml"""
|
|---|
| 666 | for key in datadump.keys():
|
|---|
| 667 | if key.startswith('autogen_'):
|
|---|
| 668 | del datadump[key]
|
|---|
| 669 | # Interface autogen cleanups
|
|---|
| 670 | elif type(datadump[key]) == dict:
|
|---|
| 671 | for key2 in datadump[key].keys():
|
|---|
| 672 | if key2.startswith('autogen_'):
|
|---|
| 673 | del datadump[key][key2]
|
|---|
| 674 |
|
|---|
| 675 | output = generate_header("#") if header else ''
|
|---|
| 676 | output += format_wleiden_yaml(datadump)
|
|---|
| 677 | return output
|
|---|
| 678 |
|
|---|
| 679 |
|
|---|
| 680 | def generate_yaml(datadump):
|
|---|
| 681 | return generate_config(datadump['nodename'], "wleiden.yaml", datadump)
|
|---|
| 682 |
|
|---|
| 683 |
|
|---|
| 684 |
|
|---|
| 685 | def generate_config(node, config, datadump=None):
|
|---|
| 686 | """ Print configuration file 'config' of 'node' """
|
|---|
| 687 | output = ""
|
|---|
| 688 | try:
|
|---|
| 689 | # Load config file
|
|---|
| 690 | if datadump == None:
|
|---|
| 691 | datadump = get_yaml(node)
|
|---|
| 692 |
|
|---|
| 693 | if config == 'wleiden.yaml':
|
|---|
| 694 | output += generate_wleiden_yaml(datadump)
|
|---|
| 695 | elif config == 'authorized_keys':
|
|---|
| 696 | f = open(os.path.join(NODE_DIR,"global_keys"), 'r')
|
|---|
| 697 | output += f.read()
|
|---|
| 698 | f.close()
|
|---|
| 699 | elif config == 'dnsmasq.conf':
|
|---|
| 700 | output += generate_dnsmasq_conf(datadump)
|
|---|
| 701 | elif config == 'rc.conf.local':
|
|---|
| 702 | output += generate_rc_conf_local(datadump)
|
|---|
| 703 | elif config == 'resolv.conf':
|
|---|
| 704 | output += generate_resolv_conf(datadump)
|
|---|
| 705 | elif config == 'motd':
|
|---|
| 706 | output += generate_motd(datadump)
|
|---|
| 707 | else:
|
|---|
| 708 | assert False, "Config not found!"
|
|---|
| 709 | except IOError, e:
|
|---|
| 710 | output += "[ERROR] Config file not found"
|
|---|
| 711 | return output
|
|---|
| 712 |
|
|---|
| 713 |
|
|---|
| 714 |
|
|---|
| 715 | def process_cgi_request():
|
|---|
| 716 | """ When calling from CGI """
|
|---|
| 717 | # Update repository if requested
|
|---|
| 718 | form = cgi.FieldStorage()
|
|---|
| 719 | if form.getvalue("action") == "update":
|
|---|
| 720 | print "Refresh: 5; url=."
|
|---|
| 721 | print "Content-type:text/plain\r\n\r\n",
|
|---|
| 722 | print "[INFO] Updating subverion, please wait..."
|
|---|
| 723 | print subprocess.Popen(['svn', 'cleanup', "%s/.." % NODE_DIR], stderr=subprocess.STDOUT, stdout=subprocess.PIPE).communicate()[0],
|
|---|
| 724 | print subprocess.Popen(['svn', 'up', "%s/.." % NODE_DIR], stderr=subprocess.STDOUT, stdout=subprocess.PIPE).communicate()[0],
|
|---|
| 725 | print "[INFO] All done, redirecting in 5 seconds"
|
|---|
| 726 | sys.exit(0)
|
|---|
| 727 |
|
|---|
| 728 |
|
|---|
| 729 | base_uri = os.environ['PATH_INFO']
|
|---|
| 730 | uri = base_uri.strip('/').split('/')
|
|---|
| 731 |
|
|---|
| 732 | output = ""
|
|---|
| 733 | if not uri[0]:
|
|---|
| 734 | if is_text_request():
|
|---|
| 735 | output += "Content-type:text/plain\r\n\r\n"
|
|---|
| 736 | output += '\n'.join(get_hostlist())
|
|---|
| 737 | else:
|
|---|
| 738 | output += "Content-type:text/html\r\n\r\n"
|
|---|
| 739 | output += generate_title(get_hostlist())
|
|---|
| 740 | elif len(uri) == 1:
|
|---|
| 741 | if is_text_request():
|
|---|
| 742 | output += "Content-type:text/plain\r\n\r\n"
|
|---|
| 743 | output += generate_node(uri[0])
|
|---|
| 744 | else:
|
|---|
| 745 | output += "Content-type:text/html\r\n\r\n"
|
|---|
| 746 | output += generate_node_overview(uri[0])
|
|---|
| 747 | elif len(uri) == 2:
|
|---|
| 748 | output += "Content-type:text/plain\r\n\r\n"
|
|---|
| 749 | output += generate_config(uri[0], uri[1])
|
|---|
| 750 | else:
|
|---|
| 751 | assert False, "Invalid option"
|
|---|
| 752 | print output
|
|---|
| 753 |
|
|---|
| 754 | def get_fqdn(datadump):
|
|---|
| 755 | # Proxy naming convention is special, as the proxy name is also included in
|
|---|
| 756 | # the nodename, when it comes to the numbered proxies.
|
|---|
| 757 | if datadump['nodetype'] == 'Proxy':
|
|---|
| 758 | fqdn = datadump['nodetype'] + datadump['nodename'].replace('proxy','')
|
|---|
| 759 | else:
|
|---|
| 760 | # By default the full name is listed and also a shortname CNAME for easy use.
|
|---|
| 761 | fqdn = datadump['nodetype'] + datadump['nodename']
|
|---|
| 762 | return(fqdn)
|
|---|
| 763 |
|
|---|
| 764 |
|
|---|
| 765 |
|
|---|
| 766 | def make_dns(output_dir = 'dns', external = False):
|
|---|
| 767 | items = dict()
|
|---|
| 768 |
|
|---|
| 769 | # hostname is key, IP is value
|
|---|
| 770 | wleiden_zone = dict()
|
|---|
| 771 | wleiden_cname = dict()
|
|---|
| 772 |
|
|---|
| 773 | pool = dict()
|
|---|
| 774 | for node in get_hostlist():
|
|---|
| 775 | logger.info("Processing host %s", node)
|
|---|
| 776 | datadump = get_yaml(node)
|
|---|
| 777 |
|
|---|
| 778 | # Proxy naming convention is special
|
|---|
| 779 | fqdn = get_fqdn(datadump)
|
|---|
| 780 | if datadump['nodetype'] == 'CNode':
|
|---|
| 781 | wleiden_cname[datadump['nodename']] = fqdn
|
|---|
| 782 |
|
|---|
| 783 | wleiden_zone[fqdn] = datadump['masterip']
|
|---|
| 784 |
|
|---|
| 785 | # Hacking to get proper DHCP IPs and hostnames
|
|---|
| 786 | for iface_key in get_interface_keys(datadump):
|
|---|
| 787 | iface_name = datadump[iface_key]['interface'].replace(':',"-alias-")
|
|---|
| 788 | (ip, netmask) = datadump[iface_key]['ip'].split('/')
|
|---|
| 789 | try:
|
|---|
| 790 | (dhcp_start, dhcp_stop) = datadump[iface_key]['dhcp'].split('-')
|
|---|
| 791 | datadump[iface_key]['subnet'] = netmask2subnet(netmask)
|
|---|
| 792 | dhcp_part = ".".join(ip.split('.')[0:3])
|
|---|
| 793 | if ip != datadump['masterip']:
|
|---|
| 794 | wleiden_zone["dhcp-gateway-%s.%s" % (iface_name, fqdn)] = ip
|
|---|
| 795 | for i in range(int(dhcp_start), int(dhcp_stop) + 1):
|
|---|
| 796 | wleiden_zone["dhcp-%s-%s.%s" % (i, iface_name, fqdn)] = "%s.%s" % (dhcp_part, i)
|
|---|
| 797 | except (AttributeError, ValueError):
|
|---|
| 798 | # First push it into a pool, to indentify the counter-part later on
|
|---|
| 799 | addr = parseaddr(ip)
|
|---|
| 800 | netmask = int(netmask)
|
|---|
| 801 | addr = addr & ~((1 << (32 - netmask)) - 1)
|
|---|
| 802 | if pool.has_key(addr):
|
|---|
| 803 | pool[addr] += [(iface_name, fqdn, ip)]
|
|---|
| 804 | else:
|
|---|
| 805 | pool[addr] = [(iface_name, fqdn, ip)]
|
|---|
| 806 | continue
|
|---|
| 807 |
|
|---|
| 808 |
|
|---|
| 809 | def pool_to_name(node, pool_members):
|
|---|
| 810 | """Convert the joined name to a usable pool name"""
|
|---|
| 811 |
|
|---|
| 812 | # Get rid of the own entry
|
|---|
| 813 | pool_members = list(set(pool_members) - set([fqdn]))
|
|---|
| 814 |
|
|---|
| 815 | target = oldname = ''
|
|---|
| 816 | for node in sorted(pool_members):
|
|---|
| 817 | (name, number) = re.match('^([A-Za-z]+)([0-9]*)$',node).group(1,2)
|
|---|
| 818 | target += "-" + number if name == oldname else "-" + node if target else node
|
|---|
| 819 | oldname = name
|
|---|
| 820 |
|
|---|
| 821 | return target
|
|---|
| 822 |
|
|---|
| 823 |
|
|---|
| 824 | # WL uses an /29 to configure an interface. IP's are ordered like this:
|
|---|
| 825 | # MasterA (.1) -- DeviceA (.2) <<>> DeviceB (.3) --- SlaveB (.4)
|
|---|
| 826 |
|
|---|
| 827 | sn = lambda x: re.sub(r'(?i)^cnode','',x)
|
|---|
| 828 |
|
|---|
| 829 | # Automatic naming convention of interlinks namely 2 + remote.lower()
|
|---|
| 830 | for (key,value) in pool.iteritems():
|
|---|
| 831 | # Make sure they are sorted from low-ip to high-ip
|
|---|
| 832 | value = sorted(value, key=lambda x: parseaddr(x[2]))
|
|---|
| 833 |
|
|---|
| 834 | if len(value) == 1:
|
|---|
| 835 | (iface_name, fqdn, ip) = value[0]
|
|---|
| 836 | wleiden_zone["2unused-%s.%s" % (iface_name, fqdn)] = ip
|
|---|
| 837 |
|
|---|
| 838 | # Device DNS names
|
|---|
| 839 | if 'cnode' in fqdn.lower():
|
|---|
| 840 | wleiden_zone["d-at-%s.%s" % (iface_name, fqdn)] = showaddr(parseaddr(ip) + 1)
|
|---|
| 841 | wleiden_cname["d-at-%s.%s" % (iface_name,sn(fqdn))] = "d-at-%s.%s" % (iface_name, fqdn)
|
|---|
| 842 |
|
|---|
| 843 | elif len(value) == 2:
|
|---|
| 844 | (a_iface_name, a_fqdn, a_ip) = value[0]
|
|---|
| 845 | (b_iface_name, b_fqdn, b_ip) = value[1]
|
|---|
| 846 | wleiden_zone["2%s.%s" % (b_fqdn,a_fqdn)] = a_ip
|
|---|
| 847 | wleiden_zone["2%s.%s" % (a_fqdn,b_fqdn)] = b_ip
|
|---|
| 848 |
|
|---|
| 849 | # Device DNS names
|
|---|
| 850 | if 'cnode' in a_fqdn.lower() and 'cnode' in b_fqdn.lower():
|
|---|
| 851 | wleiden_zone["d-at-%s.%s" % (a_iface_name, a_fqdn)] = showaddr(parseaddr(a_ip) + 1)
|
|---|
| 852 | wleiden_zone["d-at-%s.%s" % (b_iface_name, b_fqdn)] = showaddr(parseaddr(b_ip) - 1)
|
|---|
| 853 | wleiden_cname["d-at-%s.%s" % (a_iface_name,sn(a_fqdn))] = "d-at-%s.%s" % (a_iface_name, a_fqdn)
|
|---|
| 854 | wleiden_cname["d-at-%s.%s" % (b_iface_name,sn(b_fqdn))] = "d-at-%s.%s" % (b_iface_name, b_fqdn)
|
|---|
| 855 | wleiden_cname["d2%s.%s" % (sn(b_fqdn),sn(a_fqdn))] = "d-at-%s.%s" % (a_iface_name, a_fqdn)
|
|---|
| 856 | wleiden_cname["d2%s.%s" % (sn(a_fqdn),sn(b_fqdn))] = "d-at-%s.%s" % (b_iface_name, b_fqdn)
|
|---|
| 857 |
|
|---|
| 858 | else:
|
|---|
| 859 | pool_members = [k[1] for k in value]
|
|---|
| 860 | for item in value:
|
|---|
| 861 | (iface_name, fqdn, ip) = item
|
|---|
| 862 | pool_name = "2pool-" + showaddr(key).replace('.','-') + "-" + pool_to_name(fqdn,pool_members)
|
|---|
| 863 | wleiden_zone["%s.%s" % (pool_name, fqdn)] = ip
|
|---|
| 864 |
|
|---|
| 865 | # Include static DNS entries
|
|---|
| 866 | # XXX: Should they override the autogenerated results?
|
|---|
| 867 | # XXX: Convert input to yaml more useable.
|
|---|
| 868 | # Format:
|
|---|
| 869 | ##; this is a comment
|
|---|
| 870 | ## roomburgh=CNodeRoomburgh1
|
|---|
| 871 | ## apkerk1.CNodeVosko=172.17.176.8 ;this as well
|
|---|
| 872 | dns = yaml.load(open(os.path.join(NODE_DIR,'../dns/staticDNS.yaml'),'r'))
|
|---|
| 873 |
|
|---|
| 874 | # Hack to allow special entries, for development
|
|---|
| 875 | wleiden_raw = dns['raw']
|
|---|
| 876 | del dns['raw']
|
|---|
| 877 |
|
|---|
| 878 | for comment, block in dns.iteritems():
|
|---|
| 879 | for k,v in block.iteritems():
|
|---|
| 880 | if valid_addr(v):
|
|---|
| 881 | wleiden_zone[k] = v
|
|---|
| 882 | else:
|
|---|
| 883 | wleiden_cname[k] = v
|
|---|
| 884 |
|
|---|
| 885 | details = dict()
|
|---|
| 886 | # 24 updates a day allowed
|
|---|
| 887 | details['serial'] = time.strftime('%Y%m%d%H')
|
|---|
| 888 |
|
|---|
| 889 | if external:
|
|---|
| 890 | dns_masters = ['siteview.wirelessleiden.nl', 'ns1.vanderzwet.net']
|
|---|
| 891 | else:
|
|---|
| 892 | dns_masters = ['sunny.wleiden.net']
|
|---|
| 893 |
|
|---|
| 894 | details['master'] = dns_masters[0]
|
|---|
| 895 | details['ns_servers'] = '\n'.join(['\tNS\t%s.' % x for x in dns_masters])
|
|---|
| 896 |
|
|---|
| 897 | dns_header = '''
|
|---|
| 898 | $TTL 3h
|
|---|
| 899 | %(zone)s. SOA %(master)s. beheer.lijst.wirelessleiden.nl. ( %(serial)s 1d 12h 1w 3h )
|
|---|
| 900 | ; Serial, Refresh, Retry, Expire, Neg. cache TTL
|
|---|
| 901 |
|
|---|
| 902 | %(ns_servers)s
|
|---|
| 903 | \n'''
|
|---|
| 904 |
|
|---|
| 905 |
|
|---|
| 906 | if not os.path.isdir(output_dir):
|
|---|
| 907 | os.makedirs(output_dir)
|
|---|
| 908 | details['zone'] = 'wleiden.net'
|
|---|
| 909 | f = open(os.path.join(output_dir,"db." + details['zone']), "w")
|
|---|
| 910 | f.write(dns_header % details)
|
|---|
| 911 |
|
|---|
| 912 | for host,ip in wleiden_zone.iteritems():
|
|---|
| 913 | if valid_addr(ip):
|
|---|
| 914 | f.write("%s.wleiden.net. IN A %s \n" % (host.lower(), ip))
|
|---|
| 915 | for source,dest in wleiden_cname.iteritems():
|
|---|
| 916 | f.write("%s.wleiden.net. IN CNAME %s.wleiden.net.\n" % (source.lower(), dest.lower()))
|
|---|
| 917 | for source, dest in wleiden_raw.iteritems():
|
|---|
| 918 | f.write("%s.wleiden.net. %s\n" % (source, dest))
|
|---|
| 919 | f.close()
|
|---|
| 920 |
|
|---|
| 921 | # Create whole bunch of specific sub arpa zones. To keep it compliant
|
|---|
| 922 | for s in range(16,32):
|
|---|
| 923 | details['zone'] = '%i.172.in-addr.arpa' % s
|
|---|
| 924 | f = open(os.path.join(output_dir,"db." + details['zone']), "w")
|
|---|
| 925 | f.write(dns_header % details)
|
|---|
| 926 |
|
|---|
| 927 | #XXX: Not effient, fix to proper data structure and do checks at other
|
|---|
| 928 | # stages
|
|---|
| 929 | for host,ip in wleiden_zone.iteritems():
|
|---|
| 930 | if valid_addr(ip):
|
|---|
| 931 | if int(ip.split('.')[1]) == s:
|
|---|
| 932 | rev_ip = '.'.join(reversed(ip.split('.')))
|
|---|
| 933 | f.write("%s.in-addr.arpa. IN PTR %s.wleiden.net.\n" % (rev_ip.lower(), host.lower()))
|
|---|
| 934 | f.close()
|
|---|
| 935 |
|
|---|
| 936 |
|
|---|
| 937 | def usage():
|
|---|
| 938 | print """Usage: %s <standalone [port] |test [test arguments]|static|dns>
|
|---|
| 939 | Examples:
|
|---|
| 940 | \tdns [outputdir] = Generate BIND compliant zone files in dns.
|
|---|
| 941 | \tstandalone = Run configurator webserver [default port=8000]
|
|---|
| 942 | \twind-export = Generate SQL import scripts for WIND database
|
|---|
| 943 | \tfull-export = Generate yaml export script for heatmap.
|
|---|
| 944 | \tstatic = Generate all config files and store on disk
|
|---|
| 945 | \t with format ./static/%%NODE%%/%%FILE%%
|
|---|
| 946 | \ttest CNodeRick dnsmasq.conf = Receive output of CGI script
|
|---|
| 947 | \t for arguments CNodeRick/dnsmasq.conf
|
|---|
| 948 | \tlist <all|nodes|proxies> = List systems which marked up.
|
|---|
| 949 | """
|
|---|
| 950 | exit(0)
|
|---|
| 951 |
|
|---|
| 952 |
|
|---|
| 953 | def is_text_request():
|
|---|
| 954 | """ Find out whether we are calling from the CLI or any text based CLI utility """
|
|---|
| 955 | try:
|
|---|
| 956 | return os.environ['HTTP_USER_AGENT'].split()[0] in ['curl', 'fetch', 'wget']
|
|---|
| 957 | except KeyError:
|
|---|
| 958 | return True
|
|---|
| 959 |
|
|---|
| 960 | def main():
|
|---|
| 961 | """Hard working sub"""
|
|---|
| 962 | # Allow easy hacking using the CLI
|
|---|
| 963 | if not os.environ.has_key('PATH_INFO'):
|
|---|
| 964 | if len(sys.argv) < 2:
|
|---|
| 965 | usage()
|
|---|
| 966 |
|
|---|
| 967 | if sys.argv[1] == "standalone":
|
|---|
| 968 | import SocketServer
|
|---|
| 969 | import CGIHTTPServer
|
|---|
| 970 | # Hop to the right working directory.
|
|---|
| 971 | os.chdir(os.path.dirname(__file__))
|
|---|
| 972 | try:
|
|---|
| 973 | PORT = int(sys.argv[2])
|
|---|
| 974 | except (IndexError,ValueError):
|
|---|
| 975 | PORT = 8000
|
|---|
| 976 |
|
|---|
| 977 | class MyCGIHTTPRequestHandler(CGIHTTPServer.CGIHTTPRequestHandler):
|
|---|
| 978 | """ Serve this CGI from the root of the webserver """
|
|---|
| 979 | def is_cgi(self):
|
|---|
| 980 | if "favicon" in self.path:
|
|---|
| 981 | return False
|
|---|
| 982 |
|
|---|
| 983 | self.cgi_info = (os.path.basename(__file__), self.path)
|
|---|
| 984 | self.path = ''
|
|---|
| 985 | return True
|
|---|
| 986 | handler = MyCGIHTTPRequestHandler
|
|---|
| 987 | SocketServer.TCPServer.allow_reuse_address = True
|
|---|
| 988 | httpd = SocketServer.TCPServer(("", PORT), handler)
|
|---|
| 989 | httpd.server_name = 'localhost'
|
|---|
| 990 | httpd.server_port = PORT
|
|---|
| 991 |
|
|---|
| 992 | logger.info("serving at port %s", PORT)
|
|---|
| 993 | try:
|
|---|
| 994 | httpd.serve_forever()
|
|---|
| 995 | except KeyboardInterrupt:
|
|---|
| 996 | httpd.shutdown()
|
|---|
| 997 | logger.info("All done goodbye")
|
|---|
| 998 | elif sys.argv[1] == "test":
|
|---|
| 999 | os.environ['PATH_INFO'] = "/".join(sys.argv[2:])
|
|---|
| 1000 | os.environ['SCRIPT_NAME'] = __file__
|
|---|
| 1001 | process_cgi_request()
|
|---|
| 1002 | elif sys.argv[1] == "unit-test":
|
|---|
| 1003 | os.environ['SCRIPT_NAME'] = __file__
|
|---|
| 1004 | for host in get_hostlist():
|
|---|
| 1005 | for outfile in files:
|
|---|
| 1006 | os.environ['PATH_INFO'] = "/".join([host,outfile])
|
|---|
| 1007 | try:
|
|---|
| 1008 | process_cgi_request()
|
|---|
| 1009 | except Exception:
|
|---|
| 1010 | print "# ERROR: %s" % os.environ['PATH_INFO']
|
|---|
| 1011 | raise
|
|---|
| 1012 |
|
|---|
| 1013 |
|
|---|
| 1014 | elif sys.argv[1] == "static":
|
|---|
| 1015 | items = dict()
|
|---|
| 1016 | for node in get_hostlist():
|
|---|
| 1017 | items['node'] = node
|
|---|
| 1018 | items['wdir'] = "./static/%(node)s" % items
|
|---|
| 1019 | if not os.path.isdir(items['wdir']):
|
|---|
| 1020 | os.makedirs(items['wdir'])
|
|---|
| 1021 | datadump = get_yaml(node)
|
|---|
| 1022 | for config in files:
|
|---|
| 1023 | items['config'] = config
|
|---|
| 1024 | logger.info("## Generating %(node)s %(config)s" % items)
|
|---|
| 1025 | f = open("%(wdir)s/%(config)s" % items, "w")
|
|---|
| 1026 | f.write(generate_config(node, config, datadump))
|
|---|
| 1027 | f.close()
|
|---|
| 1028 | elif sys.argv[1] == "wind-export":
|
|---|
| 1029 | items = dict()
|
|---|
| 1030 | for node in get_hostlist():
|
|---|
| 1031 | datadump = get_yaml(node)
|
|---|
| 1032 | sql = """INSERT IGNORE INTO nodes (name, name_ns, longitude, latitude)
|
|---|
| 1033 | VALUES ('%(nodename)s', '%(nodename)s', %(latitude)s, %(longitude)s);""" % datadump;
|
|---|
| 1034 | sql = """INSERT IGNORE INTO users_nodes (user_id, node_id, owner)
|
|---|
| 1035 | VALUES (
|
|---|
| 1036 | (SELECT id FROM users WHERE username = 'rvdzwet'),
|
|---|
| 1037 | (SELECT id FROM nodes WHERE name = '%(nodename)s'),
|
|---|
| 1038 | 'Y');""" % datadump
|
|---|
| 1039 | #for config in files:
|
|---|
| 1040 | # items['config'] = config
|
|---|
| 1041 | # print "## Generating %(node)s %(config)s" % items
|
|---|
| 1042 | # f = open("%(wdir)s/%(config)s" % items, "w")
|
|---|
| 1043 | # f.write(generate_config(node, config, datadump))
|
|---|
| 1044 | # f.close()
|
|---|
| 1045 | for node in get_hostlist():
|
|---|
| 1046 | datadump = get_yaml(node)
|
|---|
| 1047 | for iface_key in sorted([elem for elem in datadump.keys() if elem.startswith('iface_')]):
|
|---|
| 1048 | ifacedump = datadump[iface_key]
|
|---|
| 1049 | if ifacedump.has_key('mode') and ifacedump['mode'] == 'ap-wds':
|
|---|
| 1050 | ifacedump['nodename'] = datadump['nodename']
|
|---|
| 1051 | if not ifacedump.has_key('channel') or not ifacedump['channel']:
|
|---|
| 1052 | ifacedump['channel'] = 0
|
|---|
| 1053 | sql = """INSERT INTO links (node_id, type, ssid, protocol, channel, status)
|
|---|
| 1054 | VALUES ((SELECT id FROM nodes WHERE name = '%(nodename)s'), 'ap',
|
|---|
| 1055 | '%(ssid)s', 'IEEE 802.11b', %(channel)s, 'active');""" % ifacedump
|
|---|
| 1056 | elif sys.argv[1] == "full-export":
|
|---|
| 1057 | hosts = {}
|
|---|
| 1058 | for node in get_hostlist():
|
|---|
| 1059 | datadump = get_yaml(node)
|
|---|
| 1060 | hosts[datadump['nodename']] = datadump
|
|---|
| 1061 | print yaml.dump(hosts)
|
|---|
| 1062 |
|
|---|
| 1063 | elif sys.argv[1] == "dns":
|
|---|
| 1064 | make_dns(sys.argv[2] if len(sys.argv) > 2 else 'dns', 'external' in sys.argv)
|
|---|
| 1065 | elif sys.argv[1] == "cleanup":
|
|---|
| 1066 | # First generate all datadumps
|
|---|
| 1067 | datadumps = dict()
|
|---|
| 1068 | for host in get_hostlist():
|
|---|
| 1069 | logger.info("# Processing: %s", host)
|
|---|
| 1070 | datadump = get_yaml(host)
|
|---|
| 1071 | datadumps[get_fqdn(datadump)] = datadump
|
|---|
| 1072 |
|
|---|
| 1073 | for host,datadump in datadumps.iteritems():
|
|---|
| 1074 | datadump['latitude'], datadump['longitude'] = rdnap.rd2etrs(datadump['rdnap_x'], datadump['rdnap_y'])
|
|---|
| 1075 | if datadump['nodename'].startswith('Proxy'):
|
|---|
| 1076 | datadump['nodename'] = datadump['nodename'].lower()
|
|---|
| 1077 |
|
|---|
| 1078 | for iface_key in datadump['autogen_iface_keys']:
|
|---|
| 1079 | # Wireless Leiden SSID have an consistent lowercase/uppercase
|
|---|
| 1080 | if datadump[iface_key].has_key('ssid'):
|
|---|
| 1081 | ssid = datadump[iface_key]['ssid']
|
|---|
| 1082 | prefix = 'ap-WirelessLeiden-'
|
|---|
| 1083 | if ssid.lower().startswith(prefix.lower()):
|
|---|
| 1084 | datadump[iface_key]['ssid'] = prefix + ssid[len(prefix)].upper() + ssid[len(prefix) + 1:]
|
|---|
| 1085 | if datadump[iface_key].has_key('ns_ip') and not datadump[iface_key].has_key('mode'):
|
|---|
| 1086 | datadump[iface_key]['mode'] = 'autogen-FIXME'
|
|---|
| 1087 | if not datadump[iface_key].has_key('desc'):
|
|---|
| 1088 | datadump[iface_key]['desc'] = 'autogen-FIXME'
|
|---|
| 1089 | store_yaml(datadump)
|
|---|
| 1090 | elif sys.argv[1] == "list":
|
|---|
| 1091 | if sys.argv[2] == "nodes":
|
|---|
| 1092 | systems = get_nodelist()
|
|---|
| 1093 | elif sys.argv[2] == "proxies":
|
|---|
| 1094 | systems = get_proxylist()
|
|---|
| 1095 | elif sys.argv[2] == "all":
|
|---|
| 1096 | systems = get_hostlist()
|
|---|
| 1097 | else:
|
|---|
| 1098 | usage()
|
|---|
| 1099 | for system in systems:
|
|---|
| 1100 | datadump = get_yaml(system)
|
|---|
| 1101 | if datadump['status'] == "up":
|
|---|
| 1102 | print system
|
|---|
| 1103 | else:
|
|---|
| 1104 | usage()
|
|---|
| 1105 | else:
|
|---|
| 1106 | # Do not enable debugging for config requests as it highly clutters the output
|
|---|
| 1107 | if not is_text_request():
|
|---|
| 1108 | cgitb.enable()
|
|---|
| 1109 | process_cgi_request()
|
|---|
| 1110 |
|
|---|
| 1111 |
|
|---|
| 1112 | if __name__ == "__main__":
|
|---|
| 1113 | main()
|
|---|
