source: genesis/tools/gformat.py@ 12475

Last change on this file since 12475 was 12475, checked in by rick, 11 years ago

Sommige hadden geen monitoring_group

  • Property svn:executable set to *
  • Property svn:keywords set to Id
File size: 66.6 KB
Line 
1#!/usr/bin/env python
2#
3# vim:ts=2:et:sw=2:ai
4# Wireless Leiden configuration generator, based on yaml files'
5#
6# XXX: This should be rewritten to make use of the ipaddr.py library.
7#
8# Sample apache configuration (mind the AcceptPathInfo!)
9# ScriptAlias /wleiden/config /usr/local/www/genesis/tools/gformat.py
10# <Directory /usr/local/www/genesis>
11# Allow from all
12# AcceptPathInfo On
13# </Directory>
14#
15# MUCH FASTER WILL IT BE with mod_wsgi, due to caches and avoiding loading all
16# the heavy template lifting all the time.
17#
18# WSGIDaemonProcess gformat threads=25
19# WSGISocketPrefix run/wsgi
20#
21# <Directory /var/www/cgi-bin>
22# WSGIProcessGroup gformat
23# </Directory>
24# WSGIScriptAlias /hello /var/www/cgi-bin/genesis/tools/gformat.py
25#
26# Package dependencies list:
27# yum install python-yaml pyproj proj-epsg python-jinja2
28#
29# Rick van der Zwet <info@rickvanderzwet.nl>
30#
31
32# Hack to make the script directory is also threated as a module search path.
33import sys
34import os
35sys.path.append(os.path.dirname(__file__))
36
37SVN = filter(os.path.isfile, ('/usr/local/bin/svn', '/usr/bin/svn'))[0]
38
39import cgi
40import cgitb
41import copy
42import glob
43import make_network_kml
44import math
45import random
46import re
47import socket
48import string
49import subprocess
50import time
51import urlparse
52import pyproj
53
54from pprint import pprint
55from collections import defaultdict
56try:
57 import yaml
58except ImportError, e:
59 print e
60 print "[ERROR] Please install the python-yaml or devel/py-yaml package"
61 exit(1)
62
63try:
64 from yaml import CLoader as Loader
65 from yaml import CDumper as Dumper
66except ImportError:
67 from yaml import Loader, Dumper
68
69from jinja2 import Environment, Template
70def yesorno(value):
71 return "YES" if bool(value) else "NO"
72env = Environment()
73env.filters['yesorno'] = yesorno
74def render_template(datadump, template):
75 result = env.from_string(template).render(datadump)
76 # Make it look pretty to the naked eye, as jinja templates are not so
77 # friendly when it comes to whitespace formatting
78 ## Remove extra whitespace at end of line lstrip() style.
79 result = re.sub(r'\n[\ ]+','\n', result)
80 ## Include only a single newline between an definition and a comment
81 result = re.sub(r'(["\'])\n+([a-z]|\n#\n)',r'\1\n\2', result)
82 ## Remove extra newlines after single comment
83 result = re.sub(r'(#\n)\n+([a-z])',r'\1\2', result)
84 return result
85
86import logging
87logging.basicConfig(format='# %(levelname)s: %(message)s' )
88logger = logging.getLogger()
89logger.setLevel(logging.DEBUG)
90
91
92if os.environ.has_key('CONFIGROOT'):
93 NODE_DIR = os.environ['CONFIGROOT']
94else:
95 NODE_DIR = os.path.abspath(os.path.dirname(__file__)) + '/../nodes'
96__version__ = '$Id: gformat.py 12475 2013-10-17 21:31:37Z rick $'
97
98files = [
99 'authorized_keys',
100 'dnsmasq.conf',
101 'dhcpd.conf',
102 'rc.conf.local',
103 'resolv.conf',
104 'motd',
105 'ntp.conf',
106 'pf.hybrid.conf.local',
107 'wleiden.yaml',
108 ]
109
110# Global variables uses
111OK = 10
112DOWN = 20
113UNKNOWN = 90
114
115
116ileiden_proxies = []
117normal_proxies = []
118datadump_cache = {}
119interface_list_cache = {}
120rc_conf_local_cache = {}
121nameservers_cache = []
122def clear_cache():
123 ''' Poor mans cache implementation '''
124 global datadump_cache, interface_list_cache, rc_conf_local_cache, ileiden_proxies, normal_proxies, nameservers_cache
125 datadump_cache = {}
126 interface_list_cache = {}
127 rc_conf_local_cache = {}
128 ileiden_proxies = []
129 normal_proxies = []
130 nameservers_cache = []
131
132NO_DHCP = 0
133DHCP_CLIENT = 10
134DHCP_SERVER = 20
135def dhcp_type(item):
136 if not item.has_key('dhcp'):
137 return NO_DHCP
138 elif not item['dhcp']:
139 return NO_DHCP
140 elif item['dhcp'].lower() == 'client':
141 return DHCP_CLIENT
142 else:
143 # Validation Checks
144 begin,end = map(int,item['dhcp'].split('-'))
145 if begin >= end:
146 raise ValueError("DHCP Start >= DHCP End")
147 return DHCP_SERVER
148
149def etrs2rd(lat, lon):
150 p1 = pyproj.Proj(proj='latlon',datum='WGS84')
151 p2 = pyproj.Proj(init='EPSG:28992')
152 RDx, RDy = pyproj.transform(p1,p2,lon, lat)
153 return (RDx, RDy)
154
155def rd2etrs(RDx, RDy):
156 p1 = pyproj.Proj(init='EPSG:28992')
157 p2 = pyproj.Proj(proj='latlon',datum='WGS84')
158 lon, lat = pyproj.transform(p1,p2, RDx, RDy)
159 return (lat, lon)
160
161def get_yaml(item,add_version_info=True):
162 try:
163 """ Get configuration yaml for 'item'"""
164 if datadump_cache.has_key(item):
165 return datadump_cache[item].copy()
166
167 gfile = os.path.join(NODE_DIR,item,'wleiden.yaml')
168
169 # Default values
170 datadump = {
171 'autogen_revision' : 'NOTFOUND',
172 'autogen_gfile' : gfile,
173 }
174 f = open(gfile, 'r')
175 datadump.update(yaml.load(f,Loader=Loader))
176 if datadump['nodetype'] == 'Hybrid':
177 # Some values are defined implicitly
178 if datadump.has_key('rdr_rules') and datadump['rdr_rules'] and not datadump.has_key('service_incoming_rdr'):
179 datadump['service_incoming_rdr'] = True
180 # Use some boring defaults
181 defaults = {
182 'service_proxy_normal' : False,
183 'service_proxy_ileiden' : False,
184 'service_accesspoint' : True,
185 'service_incoming_rdr' : False,
186 'service_concentrator' : False,
187 'monitoring_group' : 'wleiden',
188 }
189 for (key,value) in defaults.iteritems():
190 if not datadump.has_key(key):
191 datadump[key] = value
192 f.close()
193
194 # Sometimes getting version information is useless or harmfull, like in the pre-commit hooks
195 if add_version_info:
196 p = subprocess.Popen([SVN, 'info', datadump['autogen_gfile']], stderr=subprocess.STDOUT, stdout=subprocess.PIPE)
197 lines = p.communicate()[0].split('\n')
198 if p.returncode == 0:
199 for line in lines:
200 if line:
201 (key, value) = line.split(': ')
202 datadump["autogen_" + key.lower().replace(' ','_')] = value
203
204 # Preformat certain needed variables for formatting and push those into special object
205 datadump['autogen_iface_keys'] = get_interface_keys(datadump)
206
207 wlan_count=0
208 try:
209 for key in datadump['autogen_iface_keys']:
210 datadump[key]['autogen_ifbase'] = key.split('_')[1]
211 datadump[key]['autogen_gateway'] = datadump[key]['ip'].split('/')[0]
212 if datadump[key]['type'] in ['11a', '11b', '11g', 'wireless']:
213 datadump[key]['autogen_ifname'] = 'wlan%i' % wlan_count
214 wlan_count += 1
215 else:
216 datadump[key]['autogen_ifname'] = datadump[key]['autogen_ifbase']
217 except Exception as e:
218 print "# Error while processing interface %s" % key
219 raise
220
221 dhcp_interfaces = [datadump[key]['autogen_ifname'] for key in datadump['autogen_iface_keys'] \
222 if dhcp_type(datadump[key]) == DHCP_SERVER]
223
224 datadump['autogen_dhcp_interfaces'] = dhcp_interfaces
225 datadump['autogen_item'] = item
226
227 datadump['autogen_realname'] = get_realname(datadump)
228 datadump['autogen_domain'] = datadump['domain'] if datadump.has_key('domain') else 'wleiden.net.'
229 datadump['autogen_fqdn'] = datadump['autogen_realname'] + '.' + datadump['autogen_domain']
230 datadump_cache[item] = datadump.copy()
231 except Exception as e:
232 print "# Error while processing %s" % item
233 raise
234 return datadump
235
236
237def store_yaml(datadump, header=False):
238 """ Store configuration yaml for 'item'"""
239 item = datadump['autogen_item']
240 gfile = os.path.join(NODE_DIR,item,'wleiden.yaml')
241
242 output = generate_wleiden_yaml(datadump, header)
243
244 f = open(gfile, 'w')
245 f.write(output)
246 f.close()
247
248
249def network(ip):
250 addr, mask = ip.split('/')
251 # Not parsing of these folks please
252 addr = parseaddr(addr)
253 mask = int(mask)
254 network = addr & ~((1 << (32 - mask)) - 1)
255 return network
256
257
258
259def make_relations(datadumps=dict()):
260 """ Process _ALL_ yaml files to get connection relations """
261 errors = []
262 poel = defaultdict(list)
263
264 if not datadumps:
265 for host in get_hostlist():
266 datadumps[host] = get_yaml(host)
267
268 for host, datadump in datadumps.iteritems():
269 try:
270 for iface_key in datadump['autogen_iface_keys']:
271 net_addr = network(datadump[iface_key]['ip'])
272 poel[net_addr] += [(host,datadump[iface_key])]
273 except (KeyError, ValueError), e:
274 errors.append("[FOUT] in '%s' interface '%s' (%s)" % (host,iface_key, e))
275 continue
276 return (poel, errors)
277
278
279
280def valid_addr(addr):
281 """ Show which address is valid in which are not """
282 return str(addr).startswith('172.')
283
284def get_system_list(prefix):
285 return sorted([os.path.basename(os.path.dirname(x)) for x in glob.glob("%s/%s*/wleiden.yaml" % (NODE_DIR, prefix))])
286
287get_hybridlist = lambda: get_system_list("Hybrid")
288get_nodelist = lambda: get_system_list("CNode")
289get_proxylist = lambda: get_system_list("Proxy")
290
291def get_hostlist():
292 """ Combined hosts and proxy list"""
293 return get_nodelist() + get_proxylist() + get_hybridlist()
294
295def angle_between_points(lat1,lat2,long1,long2):
296 """
297 Return Angle in radians between two GPS coordinates
298 See: http://stackoverflow.com/questions/3809179/angle-between-2-gps-coordinates
299 """
300 dy = lat2 - lat1
301 dx = math.cos(lat1)*(long2 - long1)
302 angle = math.atan2(dy,dx)
303 return angle
304
305
306
307def angle_to_cd(angle):
308 """ Return Dutch Cardinal Direction estimation in 'one digit' of radian angle """
309
310 # For easy conversion get positive degree
311 degrees = math.degrees(angle)
312 abs_degrees = 360 + degrees if degrees < 0 else degrees
313
314 # Numbers can be confusing calculate from the 4 main directions
315 p = 22.5
316 if abs_degrees < p:
317 cd = "n"
318 elif abs_degrees < (90 - p):
319 cd = "no"
320 elif abs_degrees < (90 + p):
321 cd = "o"
322 elif abs_degrees < (180 - p):
323 cd = "zo"
324 elif abs_degrees < (180 + p):
325 cd = "z"
326 elif abs_degrees < (270 - p):
327 cd = "zw"
328 elif abs_degrees < (270 + p):
329 cd = "w"
330 elif abs_degrees < (360 - p):
331 cd = "nw"
332 else:
333 cd = "n"
334 return cd
335
336
337
338def cd_between_hosts(hostA, hostB, datadumps):
339 # Using RDNAP coordinates
340 dx = float(int(datadumps[hostA]['rdnap_x']) - int(datadumps[hostB]['rdnap_x'])) * -1
341 dy = float(int(datadumps[hostA]['rdnap_y']) - int(datadumps[hostB]['rdnap_y'])) * -1
342 return angle_to_cd(math.atan2(dx,dy))
343
344 # GPS coordinates seems to fail somehow
345 #latA = float(datadumps[hostA]['latitude'])
346 #latB = float(datadumps[hostB]['latitude'])
347 #lonA = float(datadumps[hostA]['longitude'])
348 #lonB = float(datadumps[hostB]['longitude'])
349 #return angle_to_cd(angle_between_points(latA, latB, lonA, lonB))
350
351
352def generate_title(nodelist):
353 """ Main overview page """
354 items = {'root' : "." }
355 def fl(spaces, line):
356 return (' ' * spaces) + line + '\n'
357
358 output = """
359<html>
360 <head>
361 <title>Wireless leiden Configurator - GFormat</title>
362 <style type="text/css">
363 th {background-color: #999999}
364 tr:nth-child(odd) {background-color: #cccccc}
365 tr:nth-child(even) {background-color: #ffffff}
366 th, td {padding: 0.1em 1em}
367 </style>
368 </head>
369 <body>
370 <center>
371 <form type="GET" action="%(root)s">
372 <input type="hidden" name="action" value="update">
373 <input type="submit" value="Update Configuration Database (SVN)">
374 </form>
375 <table>
376 <caption><h3>Wireless Leiden Configurator</h3></caption>
377 """ % items
378
379 for node in nodelist:
380 items['node'] = node
381 output += fl(5, '<tr>') + fl(7,'<td><a href="%(root)s/%(node)s">%(node)s</a></td>' % items)
382 for config in files:
383 items['config'] = config
384 output += fl(7,'<td><a href="%(root)s/%(node)s/%(config)s">%(config)s</a></td>' % items)
385 output += fl(5, "</tr>")
386 output += """
387 </table>
388 <hr />
389 <em>%s</em>
390 </center>
391 </body>
392</html>
393 """ % __version__
394
395 return output
396
397
398
399def generate_node(node):
400 """ Print overview of all files available for node """
401 return "\n".join(files)
402
403def generate_node_overview(host):
404 """ Print overview of all files available for node """
405 datadump = get_yaml(host)
406 params = { 'host' : host }
407 output = "<em><a href='..'>Back to overview</a></em><hr />"
408 output += "<h2>Available files:</h2><ul>"
409 for cf in files:
410 params['cf'] = cf
411 output += '<li><a href="%(host)s/%(cf)s">%(cf)s</a></li>\n' % params
412 output += "</ul>"
413
414 # Generate and connection listing
415 output += "<h2>Connected To:</h2><ul>"
416 (poel, errors) = make_relations()
417 for network, hosts in poel.iteritems():
418 if host in [x[0] for x in hosts]:
419 if len(hosts) == 1:
420 # Single not connected interface
421 continue
422 for remote,ifacedump in hosts:
423 if remote == host:
424 # This side of the interface
425 continue
426 params = { 'remote': remote, 'remote_ip' : ifacedump['ip'] }
427 output += '<li><a href="%(remote)s">%(remote)s</a> -- %(remote_ip)s</li>\n' % params
428 output += "</ul>"
429 output += "<h2>MOTD details:</h2><pre>" + generate_motd(datadump) + "</pre>"
430
431 output += "<hr /><em><a href='..'>Back to overview</a></em>"
432 return output
433
434
435def generate_header(datadump, ctag="#"):
436 return """\
437%(ctag)s
438%(ctag)s DO NOT EDIT - Automatically generated by 'gformat'
439%(ctag)s Generated at %(date)s by %(host)s from r%(revision)s
440%(ctag)s
441""" % { 'ctag' : ctag, 'date' : time.ctime(), 'host' : socket.gethostname(), 'revision' : datadump['autogen_revision'] }
442
443
444
445def parseaddr(s):
446 """ Process IPv4 CIDR notation addr to a (binary) number """
447 f = s.split('.')
448 return (long(f[0]) << 24L) + \
449 (long(f[1]) << 16L) + \
450 (long(f[2]) << 8L) + \
451 long(f[3])
452
453
454
455def showaddr(a):
456 """ Display IPv4 addr in (dotted) CIDR notation """
457 return "%d.%d.%d.%d" % ((a >> 24) & 0xff, (a >> 16) & 0xff, (a >> 8) & 0xff, a & 0xff)
458
459
460def is_member(ip, mask, canidate):
461 """ Return True if canidate is part of ip/mask block"""
462 ip_addr = parseaddr(ip)
463 ip_canidate = parseaddr(canidate)
464 mask = int(mask)
465 ip_addr = ip_addr & ~((1 << (32 - mask)) - 1)
466 ip_canidate = ip_canidate & ~((1 << (32 - mask)) - 1)
467 return ip_addr == ip_canidate
468
469
470
471def cidr2netmask(netmask):
472 """ Given a 'netmask' return corresponding CIDR """
473 return showaddr(0xffffffff & (0xffffffff << (32 - int(netmask))))
474
475def get_network(addr, mask):
476 return showaddr(parseaddr(addr) & ~((1 << (32 - int(mask))) - 1))
477
478
479def generate_dhcpd_conf(datadump):
480 """ Generate config file '/usr/local/etc/dhcpd.conf """
481 output = generate_header(datadump)
482 output += Template("""\
483# option definitions common to all supported networks...
484option domain-name "dhcp.{{ autogen_fqdn }}";
485
486default-lease-time 600;
487max-lease-time 7200;
488
489# Use this to enble / disable dynamic dns updates globally.
490#ddns-update-style none;
491
492# If this DHCP server is the official DHCP server for the local
493# network, the authoritative directive should be uncommented.
494authoritative;
495
496# Use this to send dhcp log messages to a different log file (you also
497# have to hack syslog.conf to complete the redirection).
498log-facility local7;
499
500#
501# Interface definitions
502#
503\n""").render(datadump)
504
505 dhcp_out = defaultdict(list)
506 for iface_key in datadump['autogen_iface_keys']:
507 ifname = datadump[iface_key]['autogen_ifname']
508 if not datadump[iface_key].has_key('comment'):
509 datadump[iface_key]['comment'] = None
510 dhcp_out[ifname].append(" ## %(autogen_ifname)s - %(comment)s\n" % datadump[iface_key])
511
512 (addr, mask) = datadump[iface_key]['ip'].split('/')
513 datadump[iface_key]['autogen_addr'] = addr
514 datadump[iface_key]['autogen_netmask'] = cidr2netmask(mask)
515 datadump[iface_key]['autogen_subnet'] = get_network(addr, mask)
516 if dhcp_type(datadump[iface_key]) != DHCP_SERVER:
517 dhcp_out[ifname].append(" subnet %(autogen_subnet)s netmask %(autogen_netmask)s {\n ### not autoritive\n }\n" % \
518 datadump[iface_key])
519 continue
520
521 (dhcp_start, dhcp_stop) = datadump[iface_key]['dhcp'].split('-')
522 dhcp_part = ".".join(addr.split('.')[0:3])
523 datadump[iface_key]['autogen_dhcp_start'] = dhcp_part + "." + dhcp_start
524 datadump[iface_key]['autogen_dhcp_stop'] = dhcp_part + "." + dhcp_stop
525 dhcp_out[ifname].append("""\
526 subnet %(autogen_subnet)s netmask %(autogen_netmask)s {
527 range %(autogen_dhcp_start)s %(autogen_dhcp_stop)s;
528 option routers %(autogen_addr)s;
529 option domain-name-servers %(autogen_addr)s;
530 }
531""" % datadump[iface_key])
532
533 for ifname,value in dhcp_out.iteritems():
534 output += ("shared-network %s {\n" % ifname) + ''.join(value) + '}\n\n'
535 return output
536
537
538
539def generate_dnsmasq_conf(datadump):
540 """ Generate configuration file '/usr/local/etc/dnsmasq.conf' """
541 output = generate_header(datadump)
542 output += Template("""\
543# DHCP server options
544dhcp-authoritative
545dhcp-fqdn
546domain=dhcp.{{ autogen_fqdn }}
547domain-needed
548expand-hosts
549log-async=100
550
551# Low memory footprint
552cache-size=10000
553
554\n""").render(datadump)
555
556 for iface_key in datadump['autogen_iface_keys']:
557 if not datadump[iface_key].has_key('comment'):
558 datadump[iface_key]['comment'] = None
559 output += "## %(autogen_ifname)s - %(comment)s\n" % datadump[iface_key]
560
561 if dhcp_type(datadump[iface_key]) != DHCP_SERVER:
562 output += "# not autoritive\n\n"
563 continue
564
565 (dhcp_start, dhcp_stop) = datadump[iface_key]['dhcp'].split('-')
566 (ip, cidr) = datadump[iface_key]['ip'].split('/')
567 datadump[iface_key]['autogen_netmask'] = cidr2netmask(cidr)
568
569 dhcp_part = ".".join(ip.split('.')[0:3])
570 datadump[iface_key]['autogen_dhcp_start'] = dhcp_part + "." + dhcp_start
571 datadump[iface_key]['autogen_dhcp_stop'] = dhcp_part + "." + dhcp_stop
572 output += "dhcp-range=%(autogen_ifname)s,%(autogen_dhcp_start)s,%(autogen_dhcp_stop)s,%(autogen_netmask)s,24h\n\n" % datadump[iface_key]
573
574 return output
575
576
577def make_interface_list(datadump):
578 if interface_list_cache.has_key(datadump['autogen_item']):
579 return (interface_list_cache[datadump['autogen_item']])
580 # lo0 configuration:
581 # - 172.32.255.1/32 is the proxy.wleiden.net deflector
582 # - masterip is special as it needs to be assigned to at
583 # least one interface, so if not used assign to lo0
584 addrs_list = { 'lo0' : [("127.0.0.1/8", "LocalHost"), ("172.31.255.1/32","Proxy IP")] }
585 dhclient_if = {'lo0' : False}
586
587 # XXX: Find some way of send this output nicely
588 output = ''
589
590 masterip_used = False
591 for iface_key in datadump['autogen_iface_keys']:
592 if datadump[iface_key]['ip'].startswith(datadump['masterip']):
593 masterip_used = True
594 break
595 if not masterip_used:
596 addrs_list['lo0'].append((datadump['masterip'] + "/32", 'Master IP Not used in interface'))
597
598 for iface_key in datadump['autogen_iface_keys']:
599 ifacedump = datadump[iface_key]
600 ifname = ifacedump['autogen_ifname']
601
602 # Flag dhclient is possible
603 if not dhclient_if.has_key(ifname) or dhclient_if[ifname] == False:
604 dhclient_if[ifname] = dhcp_type(ifacedump) == DHCP_CLIENT
605
606 # Add interface IP to list
607 item = (ifacedump['ip'], ifacedump['comment'])
608 if addrs_list.has_key(ifname):
609 addrs_list[ifname].append(item)
610 else:
611 addrs_list[ifname] = [item]
612
613 # Alias only needs IP assignment for now, this might change if we
614 # are going to use virtual accesspoints
615 if "alias" in iface_key:
616 continue
617
618 # XXX: Might want to deduct type directly from interface name
619 if ifacedump['type'] in ['11a', '11b', '11g', 'wireless']:
620 # Default to station (client) mode
621 ifacedump['autogen_wlanmode'] = "sta"
622 if ifacedump['mode'] in ['master', 'master-wds', 'ap', 'ap-wds']:
623 ifacedump['autogen_wlanmode'] = "ap"
624
625 if not ifacedump.has_key('channel'):
626 if ifacedump['type'] == '11a':
627 ifacedump['channel'] = 36
628 else:
629 ifacedump['channel'] = 1
630
631 # Allow special hacks at the back like wds and stuff
632 if not ifacedump.has_key('extra'):
633 ifacedump['autogen_extra'] = 'regdomain ETSI country NL'
634 else:
635 ifacedump['autogen_extra'] = ifacedump['extra']
636
637 output += "wlans_%(autogen_ifbase)s='%(autogen_ifname)s'\n" % ifacedump
638 output += ("create_args_%(autogen_ifname)s='wlanmode %(autogen_wlanmode)s mode " +\
639 "%(type)s ssid %(ssid)s %(autogen_extra)s channel %(channel)s'\n") % ifacedump
640
641 elif ifacedump['type'] in ['ethernet', 'eth']:
642 # No special config needed besides IP
643 pass
644 else:
645 assert False, "Unknown type " + ifacedump['type']
646
647 store = (addrs_list, dhclient_if, output)
648 interface_list_cache[datadump['autogen_item']] = store
649 return(store)
650
651
652
653def generate_rc_conf_local(datadump):
654 """ Generate configuration file '/etc/rc.conf.local' """
655 item = datadump['autogen_item']
656 if rc_conf_local_cache.has_key(item):
657 return rc_conf_local_cache[item]
658
659 if not datadump.has_key('ileiden'):
660 datadump['autogen_ileiden_enable'] = False
661 else:
662 datadump['autogen_ileiden_enable'] = datadump['ileiden']
663
664 datadump['autogen_ileiden_enable'] = switchFormat(datadump['autogen_ileiden_enable'])
665
666 if not ileiden_proxies or not normal_proxies:
667 for proxy in get_proxylist():
668 proxydump = get_yaml(proxy)
669 if proxydump['ileiden']:
670 ileiden_proxies.append(proxydump)
671 else:
672 normal_proxies.append(proxydump)
673 for host in get_hybridlist():
674 hostdump = get_yaml(host)
675 if hostdump['service_proxy_ileiden']:
676 ileiden_proxies.append(hostdump)
677 if hostdump['service_proxy_normal']:
678 normal_proxies.append(hostdump)
679
680 datadump['autogen_ileiden_proxies'] = ileiden_proxies
681 datadump['autogen_normal_proxies'] = normal_proxies
682 datadump['autogen_ileiden_proxies_ips'] = ','.join([x['masterip'] for x in ileiden_proxies])
683 datadump['autogen_ileiden_proxies_names'] = ','.join([x['autogen_item'] for x in ileiden_proxies])
684 datadump['autogen_normal_proxies_ips'] = ','.join([x['masterip'] for x in normal_proxies])
685 datadump['autogen_normal_proxies_names'] = ','.join([x['autogen_item'] for x in normal_proxies])
686
687 output = generate_header(datadump, "#");
688 output += render_template(datadump, """\
689hostname='{{ autogen_fqdn }}'
690location='{{ location }}'
691nodetype="{{ nodetype }}"
692
693#
694# Configured listings
695#
696captive_portal_whitelist=""
697{% if nodetype == "Proxy" %}
698#
699# Proxy Configuration
700#
701{% if gateway -%}
702defaultrouter="{{ gateway }}"
703{% else -%}
704#defaultrouter="NOTSET"
705{% endif -%}
706internalif="{{ internalif }}"
707ileiden_enable="{{ autogen_ileiden_enable }}"
708gateway_enable="{{ autogen_ileiden_enable }}"
709pf_enable="yes"
710pf_rules="/etc/pf.conf"
711{% if autogen_ileiden_enable -%}
712pf_flags="-D ext_if={{ externalif }} -D int_if={{ internalif }} -D publicnat={80,443}"
713lvrouted_enable="{{ autogen_ileiden_enable }}"
714lvrouted_flags="-u -s s00p3rs3kr3t -m 28"
715{% else -%}
716pf_flags="-D ext_if={{ externalif }} -D int_if={{ internalif }} -D publicnat={0}"
717{% endif -%}
718{% if internalroute -%}
719static_routes="wleiden"
720route_wleiden="-net 172.16.0.0/12 {{ internalroute }}"
721{% endif -%}
722
723{% elif nodetype == "Hybrid" %}
724 #
725 # Hybrid Configuration
726 #
727 list_ileiden_proxies="
728 {% for item in autogen_ileiden_proxies -%}
729 {{ "%-16s"|format(item.masterip) }} # {{ item.autogen_realname }}
730 {% endfor -%}
731 "
732 list_normal_proxies="
733 {% for item in autogen_normal_proxies -%}
734 {{ "%-16s"|format(item.masterip) }} # {{ item.autogen_realname }}
735 {% endfor -%}
736 "
737
738 captive_portal_interfaces="{{ autogen_dhcp_interfaces|join(',')|default('none', true) }}"
739 externalif="{{ externalif|default('vr0', true) }}"
740 masterip="{{ masterip }}"
741
742 # Defined services
743 service_proxy_ileiden="{{ service_proxy_ileiden|yesorno }}"
744 service_proxy_normal="{{ service_proxy_normal|yesorno }}"
745 service_accesspoint="{{ service_accesspoint|yesorno }}"
746 service_incoming_rdr="{{ service_incoming_rdr|yesorno }}"
747 service_concentrator="{{ service_concentrator|yesorno }}"
748 #
749
750 {% if service_proxy_ileiden %}
751 pf_rules="/etc/pf.hybrid.conf"
752 {% if service_concentrator %}
753 pf_flags="-D ext_if=$externalif -D ext_if_net=$externalif:network -D inet_if=tun0 -D inet_ip='(tun0)' -D masterip=$masterip"
754 {% else %}
755 pf_flags="-D ext_if=$externalif -D ext_if_net=$externalif:network -D inet_if=$externalif -D inet_ip='($externalif:0)' -D masterip=$masterip"
756 {% endif %}
757 pf_flags="$pf_flags -D publicnat=80,443"
758 lvrouted_flags="$lvrouted_flags -g"
759 {% elif service_proxy_normal or service_incoming_rdr %}
760 pf_rules="/etc/pf.hybrid.conf"
761 pf_flags="-D ext_if=$externalif -D ext_if_net=$externalif:network -D masterip=$masterip"
762 pf_flags="$pf_flags -D publicnat=0"
763 lvrouted_flags="$lvrouted_flags -z `make_list "$list_ileiden_proxies" ","`"
764 named_setfib="1"
765 tinyproxy_setfib="1"
766 dnsmasq_setfib="1"
767 sshd_setfib="1"
768 {% else %}
769 named_auto_forward_only="YES"
770 pf_rules="/etc/pf.node.conf"
771 pf_flags=""
772 lvrouted_flags="$lvrouted_flags -z `make_list "$list_ileiden_proxies" ","`"
773 {% endif %}
774 {% if service_concentrator %}
775 # Do mind installing certificates is NOT done automatically for security reasons
776 openvpn_enable="YES"
777 openvpn_configfile="/usr/local/etc/openvpn/client.conf"
778 {% endif %}
779
780 {% if service_proxy_normal %}
781 tinyproxy_enable="yes"
782 {% else %}
783 pen_wrapper_enable="yes"
784 {% endif %}
785
786 {% if service_accesspoint %}
787 pf_flags="$pf_flags -D captive_portal_interfaces=$captive_portal_interfaces"
788 {% endif %}
789
790 {% if board == "ALIX2" %}
791 #
792 # ''Fat'' configuration, board has 256MB RAM
793 #
794 dnsmasq_enable="NO"
795 named_enable="YES"
796 {% if autogen_dhcp_interfaces -%}
797 dhcpd_enable="YES"
798 dhcpd_flags="$dhcpd_flags {{ autogen_dhcp_interfaces|join(' ') }}"
799 {% endif -%}
800 {% endif -%}
801
802 {% if gateway %}
803 defaultrouter="{{ gateway }}"
804 {% endif %}
805{% elif nodetype == "CNode" %}
806#
807# NODE iLeiden Configuration
808#
809
810# iLeiden Proxies {{ autogen_ileiden_proxies_names }}
811list_ileiden_proxies="{{ autogen_ileiden_proxies_ips }}"
812# normal Proxies {{ autogen_normal_proxies_names }}
813list_normal_proxies="{{ autogen_normal_proxies_ips }}"
814
815captive_portal_interfaces="{{ autogen_dhcp_interfaces|join(',') }}"
816
817lvrouted_flags="-u -s s00p3rs3kr3t -m 28 -z $list_ileiden_proxies"
818{% endif %}
819
820#
821# Interface definitions
822#\n
823""")
824
825 (addrs_list, dhclient_if, extra_ouput) = make_interface_list(datadump)
826 output += extra_ouput
827
828 # Print IP address which needs to be assigned over here
829 output += "\n"
830 for iface,addrs in sorted(addrs_list.iteritems()):
831 for addr, comment in sorted(addrs,key=lambda x: parseaddr(x[0].split('/')[0])):
832 output += "# %s || %s || %s\n" % (iface, addr, comment)
833
834 # Write DHCLIENT entry
835 if dhclient_if[iface]:
836 output += "ifconfig_%s='SYNCDHCP'\n\n" % (iface)
837
838 # Make sure the external address is always first as this is needed in the
839 # firewall setup
840 addrs = sorted(
841 [x for x in addrs if not '0.0.0.0' in x[0]],
842 key=lambda x: x[0].split('.')[0],
843 cmp=lambda x,y: cmp(1 if x == '172' else 0, 1 if y == '172' else 0)
844 )
845 addr_str = " ".join([x[0] for x in addrs])
846 output += "ipv4_addrs_%s='%s'\n\n" % (iface, addr_str)
847
848 rc_conf_local_cache[datadump['autogen_item']] = output
849 return output
850
851
852
853
854def get_all_configs():
855 """ Get dict with key 'host' with all configs present """
856 configs = dict()
857 for host in get_hostlist():
858 datadump = get_yaml(host)
859 configs[host] = datadump
860 return configs
861
862
863def get_interface_keys(config):
864 """ Quick hack to get all interface keys, later stage convert this to a iterator """
865 return sorted([elem for elem in config.keys() if (elem.startswith('iface_') and not "lo0" in elem)])
866
867
868def get_used_ips(configs):
869 """ Return array of all IPs used in config files"""
870 ip_list = []
871 for config in configs:
872 ip_list.append(config['masterip'])
873 for iface_key in get_interface_keys(config):
874 l = config[iface_key]['ip']
875 addr, mask = l.split('/')
876 # Special case do not process
877 if valid_addr(addr):
878 ip_list.append(addr)
879 else:
880 logger.error("## IP '%s' in '%s' not valid" % (addr, config['nodename']))
881 return sorted(ip_list)
882
883
884
885def get_nameservers(max_servers=None):
886 if nameservers_cache:
887 return nameservers_cache[0:max_servers]
888
889 for host in get_hybridlist():
890 hostdump = get_yaml(host)
891 if hostdump['status'] == 'up' and (hostdump['service_proxy_ileiden'] or hostdump['service_proxy_normal']):
892 nameservers_cache.append((hostdump['masterip'], hostdump['autogen_realname']))
893 for host in get_proxylist():
894 hostdump = get_yaml(host)
895 if hostdump['status'] == 'up':
896 nameservers_cache.append((hostdump['masterip'], hostdump['autogen_realname']))
897
898 return nameservers_cache[0:max_servers]
899
900
901def generate_resolv_conf(datadump):
902 """ Generate configuration file '/etc/resolv.conf' """
903 # XXX: This should properly going to be an datastructure soon
904 datadump['autogen_header'] = generate_header(datadump, "#")
905 datadump['autogen_edge_nameservers'] = ''
906
907
908 for masterip,realname in get_nameservers():
909 datadump['autogen_edge_nameservers'] += "nameserver %-15s # %s\n" % (masterip, realname)
910
911 return Template("""\
912{{ autogen_header }}
913search wleiden.net
914
915# Try local (cache) first
916nameserver 127.0.0.1
917
918{% if service_proxy_normal or service_proxy_ileiden or nodetype == 'Proxy' -%}
919nameserver 8.8.8.8 # Google Public NameServer
920nameserver 8.8.4.4 # Google Public NameServer
921{% else -%}
922# START DYNAMIC LIST - updated by /tools/nameserver-shuffle
923{{ autogen_edge_nameservers }}
924{% endif -%}
925""").render(datadump)
926
927
928
929def generate_ntp_conf(datadump):
930 """ Generate configuration file '/etc/ntp.conf' """
931 # XXX: This should properly going to be an datastructure soon
932
933 datadump['autogen_header'] = generate_header(datadump, "#")
934 datadump['autogen_ntp_servers'] = ''
935 for host in get_proxylist():
936 hostdump = get_yaml(host)
937 datadump['autogen_ntp_servers'] += "server %(masterip)-15s iburst maxpoll 9 # %(autogen_realname)s\n" % hostdump
938 for host in get_hybridlist():
939 hostdump = get_yaml(host)
940 if hostdump['service_proxy_ileiden'] or hostdump['service_proxy_normal']:
941 datadump['autogen_ntp_servers'] += "server %(masterip)-15s iburst maxpoll 9 # %(autogen_realname)s\n" % hostdump
942
943 return Template("""\
944{{ autogen_header }}
945
946{% if service_proxy_normal or service_proxy_ileiden or nodetype == 'Proxy' -%}
947# Machine hooked to internet.
948server 0.nl.pool.ntp.org iburst maxpoll 9
949server 1.nl.pool.ntp.org iburst maxpoll 9
950server 2.nl.pool.ntp.org iburst maxpoll 9
951server 3.nl.pool.ntp.org iburst maxpoll 9
952{% else -%}
953# Local Wireless Leiden NTP Servers.
954server 0.pool.ntp.wleiden.net iburst maxpoll 9
955server 1.pool.ntp.wleiden.net iburst maxpoll 9
956server 2.pool.ntp.wleiden.net iburst maxpoll 9
957server 3.pool.ntp.wleiden.net iburst maxpoll 9
958
959# All the configured NTP servers
960{{ autogen_ntp_servers }}
961{% endif %}
962
963# If a server loses sync with all upstream servers, NTP clients
964# no longer follow that server. The local clock can be configured
965# to provide a time source when this happens, but it should usually
966# be configured on just one server on a network. For more details see
967# http://support.ntp.org/bin/view/Support/UndisciplinedLocalClock
968# The use of Orphan Mode may be preferable.
969#
970server 127.127.1.0
971fudge 127.127.1.0 stratum 10
972""").render(datadump)
973
974
975def generate_pf_hybrid_conf_local(datadump):
976 """ Generate configuration file '/etc/pf.hybrid.conf.local' """
977 datadump['autogen_header'] = generate_header(datadump, "#")
978 return Template("""\
979{{ autogen_header }}
980
981# Redirect some internal facing services outside (7)
982# INFO: {{ rdr_rules|count }} rdr_rules (outside to internal redirect rules) defined.
983{% for protocol, src_port,dest_ip,dest_port in rdr_rules -%}
984rdr on $ext_if inet proto {{ protocol }} from any to $ext_if port {{ src_port }} tag SRV -> {{ dest_ip }} port {{ dest_port }}
985{% endfor -%}
986""").render(datadump)
987
988def generate_motd(datadump):
989 """ Generate configuration file '/etc/motd' """
990 output = Template("""\
991FreeBSD run ``service motd onestart'' to make me look normal
992
993 WWW: {{ autogen_fqdn }} - http://www.wirelessleiden.nl
994 Loc: {{ location }}
995
996Services:
997{% if board == "ALIX2" -%}
998{{" -"}} Core Node ({{ board }})
999{% else -%}
1000{{" -"}} Hulp Node ({{ board }})
1001{% endif -%}
1002{% if service_proxy_normal -%}
1003{{" -"}} Normal Proxy
1004{% endif -%}
1005{% if service_proxy_ileiden -%}
1006{{" -"}} iLeiden Proxy
1007{% endif -%}
1008{% if service_incoming_rdr -%}
1009{{" -"}} Incoming port redirects
1010{% endif %}
1011Interlinks:\n
1012""").render(datadump)
1013
1014 (addrs_list, dhclient_if, extra_ouput) = make_interface_list(datadump)
1015 # Just nasty hack to make the formatting looks nice
1016 iface_len = max(map(len,addrs_list.keys()))
1017 addr_len = max(map(len,[x[0] for x in [x[0] for x in addrs_list.values()]]))
1018 for iface,addrs in sorted(addrs_list.iteritems()):
1019 if iface in ['lo0']:
1020 continue
1021 for addr, comment in sorted(addrs,key=lambda x: parseaddr(x[0].split('/')[0])):
1022 output += " - %s || %s || %s\n" % (iface.ljust(iface_len), addr.ljust(addr_len), comment)
1023
1024 output += '\n'
1025 output += """\
1026Attached bridges:
1027"""
1028 has_item = False
1029 for iface_key in datadump['autogen_iface_keys']:
1030 ifacedump = datadump[iface_key]
1031 if ifacedump.has_key('ns_ip'):
1032 has_item = True
1033 output += " - %(autogen_ifname)s || %(mode)s || %(ns_ip)s\n" % ifacedump
1034 if not has_item:
1035 output += " - none\n"
1036
1037 return output
1038
1039
1040def format_yaml_value(value):
1041 """ Get yaml value in right syntax for outputting """
1042 if isinstance(value,str):
1043 output = '"%s"' % value
1044 else:
1045 output = value
1046 return output
1047
1048
1049
1050def format_wleiden_yaml(datadump):
1051 """ Special formatting to ensure it is editable"""
1052 output = "# Genesis config yaml style\n"
1053 output += "# vim:ts=2:et:sw=2:ai\n"
1054 output += "#\n"
1055 iface_keys = [elem for elem in datadump.keys() if elem.startswith('iface_')]
1056 for key in sorted(set(datadump.keys()) - set(iface_keys)):
1057 if key == 'rdr_rules':
1058 output += '%-10s:\n' % 'rdr_rules'
1059 for rdr_rule in datadump[key]:
1060 output += '- %s\n' % rdr_rule
1061 else:
1062 output += "%-10s: %s\n" % (key, format_yaml_value(datadump[key]))
1063
1064 output += "\n\n"
1065
1066 # Format (key, required)
1067 key_order = (
1068 ('comment', True),
1069 ('ip', True),
1070 ('desc', True),
1071 ('sdesc', True),
1072 ('mode', True),
1073 ('type', True),
1074 ('extra_type', False),
1075 ('channel', False),
1076 ('ssid', False),
1077 ('dhcp', True),
1078 ('compass', False),
1079 ('distance', False),
1080 ('ns_ip', False),
1081 ('bullet2_ip', False),
1082 ('ns_mac', False),
1083 ('bullet2_mac', False),
1084 ('ns_type', False),
1085 ('bridge_type', False),
1086 ('status', True),
1087 )
1088
1089 for iface_key in sorted(iface_keys):
1090 try:
1091 remainder = set(datadump[iface_key].keys()) - set([x[0] for x in key_order])
1092 if remainder:
1093 raise KeyError("invalid keys: %s" % remainder)
1094
1095 output += "%s:\n" % iface_key
1096 for key,required in key_order:
1097 if datadump[iface_key].has_key(key):
1098 output += " %-11s: %s\n" % (key, format_yaml_value(datadump[iface_key][key]))
1099 output += "\n\n"
1100 except Exception as e:
1101 print "# Error while processing interface %s" % iface_key
1102 raise
1103
1104 return output
1105
1106
1107
1108def generate_wleiden_yaml(datadump, header=True):
1109 """ Generate (petty) version of wleiden.yaml"""
1110 output = generate_header(datadump, "#") if header else ''
1111
1112 for key in datadump.keys():
1113 if key.startswith('autogen_'):
1114 del datadump[key]
1115 # Interface autogen cleanups
1116 elif type(datadump[key]) == dict:
1117 for key2 in datadump[key].keys():
1118 if key2.startswith('autogen_'):
1119 del datadump[key][key2]
1120
1121 output += format_wleiden_yaml(datadump)
1122 return output
1123
1124def generate_nanostation_config(datadump, iface, ns_type):
1125 #TODO(rvdz): Make sure the proper nanostation IP and subnet is set
1126 datadump['iface_%s' % iface]['ns_ip'] = datadump['iface_%s' % iface]['ns_ip'].split('/')[0]
1127
1128 datadump.update(datadump['iface_%s' % iface])
1129
1130 return open(os.path.join(os.path.dirname(__file__), 'ns5m.cfg.tmpl'),'r').read() % datadump
1131
1132def generate_yaml(datadump):
1133 return generate_config(datadump['nodename'], "wleiden.yaml", datadump)
1134
1135
1136
1137def generate_config(node, config, datadump=None):
1138 """ Print configuration file 'config' of 'node' """
1139 output = ""
1140 try:
1141 # Load config file
1142 if datadump == None:
1143 datadump = get_yaml(node)
1144
1145 if config == 'wleiden.yaml':
1146 output += generate_wleiden_yaml(datadump)
1147 elif config == 'authorized_keys':
1148 f = open(os.path.join(NODE_DIR,"global_keys"), 'r')
1149 output += f.read()
1150 node_keys = os.path.join(NODE_DIR,node,'authorized_keys')
1151 # Fetch local keys if existing
1152 if os.path.exists(node_keys):
1153 output += open(node_keys, 'r').read()
1154 f.close()
1155 elif config == 'dnsmasq.conf':
1156 output += generate_dnsmasq_conf(datadump)
1157 elif config == 'dhcpd.conf':
1158 output += generate_dhcpd_conf(datadump)
1159 elif config == 'rc.conf.local':
1160 output += generate_rc_conf_local(datadump)
1161 elif config == 'resolv.conf':
1162 output += generate_resolv_conf(datadump)
1163 elif config == 'ntp.conf':
1164 output += generate_ntp_conf(datadump)
1165 elif config == 'motd':
1166 output += generate_motd(datadump)
1167 elif config == 'pf.hybrid.conf.local':
1168 output += generate_pf_hybrid_conf_local(datadump)
1169 elif config.startswith('vr'):
1170 interface, ns_type = config.strip('.yaml').split('-')
1171 output += generate_nanostation_config(datadump, interface, ns_type)
1172 else:
1173 assert False, "Config not found!"
1174 except IOError, e:
1175 output += "[ERROR] Config file not found"
1176 return output
1177
1178
1179
1180def process_cgi_request(environ=os.environ):
1181 """ When calling from CGI """
1182 response_headers = []
1183 content_type = 'text/plain'
1184
1185 # Update repository if requested
1186 form = urlparse.parse_qs(environ['QUERY_STRING']) if environ.has_key('QUERY_STRING') else None
1187 if form and form.has_key("action") and "update" in form["action"]:
1188 output = "[INFO] Updating subverion, please wait...\n"
1189 output += subprocess.Popen([SVN, 'cleanup', "%s/.." % NODE_DIR], stderr=subprocess.STDOUT, stdout=subprocess.PIPE).communicate()[0]
1190 output += subprocess.Popen([SVN, 'up', "%s/.." % NODE_DIR], stderr=subprocess.STDOUT, stdout=subprocess.PIPE).communicate()[0]
1191 output += "[INFO] All done, redirecting in 5 seconds"
1192 response_headers += [
1193 ('Refresh', '5; url=.'),
1194 ]
1195 reload_cache()
1196 else:
1197 base_uri = environ['PATH_INFO']
1198 uri = base_uri.strip('/').split('/')
1199
1200 output = "Template Holder"
1201 if base_uri.endswith('/create/network.kml'):
1202 content_type='application/vnd.google-earth.kml+xml'
1203 output = make_network_kml.make_graph()
1204 elif base_uri.endswith('/api/get/nodeplanner.json'):
1205 content_type='application/json'
1206 output = make_network_kml.make_nodeplanner_json()
1207 elif not uri[0]:
1208 if is_text_request(environ):
1209 output = '\n'.join(get_hostlist())
1210 else:
1211 content_type = 'text/html'
1212 output = generate_title(get_hostlist())
1213 elif len(uri) == 1:
1214 if is_text_request(environ):
1215 output = generate_node(uri[0])
1216 else:
1217 content_type = 'text/html'
1218 output = generate_node_overview(uri[0])
1219 elif len(uri) == 2:
1220 output = generate_config(uri[0], uri[1])
1221 else:
1222 assert False, "Invalid option"
1223
1224 # Return response
1225 response_headers += [
1226 ('Content-type', content_type),
1227 ('Content-Length', str(len(output))),
1228 ]
1229 return(response_headers, str(output))
1230
1231
1232def get_realname(datadump):
1233 # Proxy naming convention is special, as the proxy name is also included in
1234 # the nodename, when it comes to the numbered proxies.
1235 if datadump['nodetype'] == 'Proxy':
1236 realname = datadump['nodetype'] + datadump['nodename'].replace('proxy','')
1237 else:
1238 # By default the full name is listed and also a shortname CNAME for easy use.
1239 realname = datadump['nodetype'] + datadump['nodename']
1240 return(realname)
1241
1242
1243
1244def make_dns(output_dir = 'dns', external = False):
1245 items = dict()
1246
1247 # hostname is key, IP is value
1248 wleiden_zone = defaultdict(list)
1249 wleiden_cname = dict()
1250
1251 pool = dict()
1252 for node in get_hostlist():
1253 datadump = get_yaml(node)
1254
1255 # Proxy naming convention is special
1256 fqdn = datadump['autogen_realname']
1257 if datadump['nodetype'] in ['CNode', 'Hybrid']:
1258 wleiden_cname[datadump['nodename']] = fqdn
1259
1260 if datadump.has_key('rdr_host'):
1261 remote_target = datadump['rdr_host']
1262 elif datadump.has_key('remote_access') and datadump['remote_access']:
1263 remote_target = datadump['remote_access'].split(':')[0]
1264 else:
1265 remote_target = None
1266
1267 if remote_target:
1268 try:
1269 parseaddr(remote_target)
1270 wleiden_zone[datadump['nodename'] + '.gw'].append((remote_target, False))
1271 except (IndexError, ValueError):
1272 wleiden_cname[datadump['nodename'] + '.gw'] = remote_target + '.'
1273
1274
1275 wleiden_zone[fqdn].append((datadump['masterip'], True))
1276
1277 # Hacking to get proper DHCP IPs and hostnames
1278 for iface_key in get_interface_keys(datadump):
1279 iface_name = iface_key.replace('_','-')
1280 (ip, cidr) = datadump[iface_key]['ip'].split('/')
1281 try:
1282 (dhcp_start, dhcp_stop) = datadump[iface_key]['dhcp'].split('-')
1283 datadump[iface_key]['autogen_netmask'] = cidr2netmask(cidr)
1284 dhcp_part = ".".join(ip.split('.')[0:3])
1285 if ip != datadump['masterip']:
1286 wleiden_zone["dhcp-gateway-%s.%s" % (iface_name, fqdn)].append((ip, False))
1287 for i in range(int(dhcp_start), int(dhcp_stop) + 1):
1288 wleiden_zone["dhcp-%s-%s.%s" % (i, iface_name, fqdn)].append(("%s.%s" % (dhcp_part, i), True))
1289 except (AttributeError, ValueError, KeyError):
1290 # First push it into a pool, to indentify the counter-part later on
1291 addr = parseaddr(ip)
1292 cidr = int(cidr)
1293 addr = addr & ~((1 << (32 - cidr)) - 1)
1294 if pool.has_key(addr):
1295 pool[addr] += [(iface_name, fqdn, ip)]
1296 else:
1297 pool[addr] = [(iface_name, fqdn, ip)]
1298 continue
1299
1300
1301
1302 # WL uses an /29 to configure an interface. IP's are ordered like this:
1303 # MasterA (.1) -- DeviceA (.2) <<>> DeviceB (.3) --- SlaveB (.4)
1304
1305 sn = lambda x: re.sub(r'(?i)^cnode','',x)
1306
1307 # Automatic naming convention of interlinks namely 2 + remote.lower()
1308 for (key,value) in pool.iteritems():
1309 # Make sure they are sorted from low-ip to high-ip
1310 value = sorted(value, key=lambda x: parseaddr(x[2]))
1311
1312 if len(value) == 1:
1313 (iface_name, fqdn, ip) = value[0]
1314 wleiden_zone["2unused-%s.%s" % (iface_name, fqdn)].append((ip, True))
1315
1316 # Device DNS names
1317 if 'cnode' in fqdn.lower():
1318 wleiden_zone["d-at-%s.%s" % (iface_name, fqdn)].append((showaddr(parseaddr(ip) + 1), False))
1319 wleiden_cname["d-at-%s.%s" % (iface_name,sn(fqdn))] = "d-at-%s.%s" % ((iface_name, fqdn))
1320
1321 elif len(value) == 2:
1322 (a_iface_name, a_fqdn, a_ip) = value[0]
1323 (b_iface_name, b_fqdn, b_ip) = value[1]
1324 wleiden_zone["2%s.%s" % (b_fqdn,a_fqdn)].append((a_ip, True))
1325 wleiden_zone["2%s.%s" % (a_fqdn,b_fqdn)].append((b_ip, True))
1326
1327 # Device DNS names
1328 if 'cnode' in a_fqdn.lower() and 'cnode' in b_fqdn.lower():
1329 wleiden_zone["d-at-%s.%s" % (a_iface_name, a_fqdn)].append((showaddr(parseaddr(a_ip) + 1), False))
1330 wleiden_zone["d-at-%s.%s" % (b_iface_name, b_fqdn)].append((showaddr(parseaddr(b_ip) - 1), False))
1331 wleiden_cname["d-at-%s.%s" % (a_iface_name,sn(a_fqdn))] = "d-at-%s.%s" % (a_iface_name, a_fqdn)
1332 wleiden_cname["d-at-%s.%s" % (b_iface_name,sn(b_fqdn))] = "d-at-%s.%s" % (b_iface_name, b_fqdn)
1333 wleiden_cname["d2%s.%s" % (sn(b_fqdn),sn(a_fqdn))] = "d-at-%s.%s" % (a_iface_name, a_fqdn)
1334 wleiden_cname["d2%s.%s" % (sn(a_fqdn),sn(b_fqdn))] = "d-at-%s.%s" % (b_iface_name, b_fqdn)
1335
1336 else:
1337 pool_members = [k[1] for k in value]
1338 for item in value:
1339 (iface_name, fqdn, ip) = item
1340 wleiden_zone["2ring.%s" % (fqdn)].append((ip, True))
1341
1342 # Include static DNS entries
1343 # XXX: Should they override the autogenerated results?
1344 # XXX: Convert input to yaml more useable.
1345 # Format:
1346 ##; this is a comment
1347 ## roomburgh=CNodeRoomburgh1
1348 ## apkerk1.CNodeVosko=172.17.176.8 ;this as well
1349 dns_list = yaml.load(open(os.path.join(NODE_DIR,'../dns/staticDNS.yaml'),'r'))
1350
1351 # Hack to allow special entries, for development
1352 wleiden_raw = {}
1353
1354 for line in dns_list:
1355 reverse = False
1356 k, items = line.items()[0]
1357 if type(items) == dict:
1358 if items.has_key('reverse'):
1359 reverse = items['reverse']
1360 items = items['a']
1361 else:
1362 items = items['cname']
1363 items = [items] if type(items) != list else items
1364 for item in items:
1365 if item.startswith('IN '):
1366 wleiden_raw[k] = item
1367 elif valid_addr(item):
1368 wleiden_zone[k].append((item, reverse))
1369 else:
1370 wleiden_cname[k] = item
1371
1372 # Hack to get dynamic pool listing
1373 def chunks(l, n):
1374 return [l[i:i+n] for i in range(0, len(l), n)]
1375
1376 ntp_servers = [x[0] for x in get_nameservers()]
1377 for id, chunk in enumerate(chunks(ntp_servers,(len(ntp_servers)/4))):
1378 for ntp_server in chunk:
1379 wleiden_zone['%i.pool.ntp' % id].append((ntp_server, False))
1380
1381 details = dict()
1382 # 24 updates a day allowed
1383 details['serial'] = time.strftime('%Y%m%d%H')
1384
1385 if external:
1386 dns_masters = ['siteview.wirelessleiden.nl', 'ns1.vanderzwet.net']
1387 else:
1388 dns_masters = ['sunny.wleiden.net'] + ["%s.wleiden.net" % x[1] for x in get_nameservers(max_servers=3)]
1389
1390 details['master'] = dns_masters[0]
1391 details['ns_servers'] = '\n'.join(['\tNS\t%s.' % x for x in dns_masters])
1392
1393 dns_header = '''
1394$TTL 3h
1395%(zone)s. SOA %(master)s. beheer.lijst.wirelessleiden.nl. ( %(serial)s 15m 15m 1w 60s )
1396 ; Serial, Refresh, Retry, Expire, Neg. cache TTL
1397
1398%(ns_servers)s
1399 \n'''
1400
1401
1402 if not os.path.isdir(output_dir):
1403 os.makedirs(output_dir)
1404 details['zone'] = 'wleiden.net'
1405 f = open(os.path.join(output_dir,"db." + details['zone']), "w")
1406 f.write(dns_header % details)
1407
1408 for host,items in wleiden_zone.iteritems():
1409 for ip,reverse in items:
1410 if ip not in ['0.0.0.0']:
1411 f.write("%s.wleiden.net. IN A %s \n" % (host.lower(), ip))
1412 for source,dest in wleiden_cname.iteritems():
1413 dest = dest if dest.endswith('.') else dest + ".wleiden.net."
1414 f.write("%s.wleiden.net. IN CNAME %s\n" % (source.lower(), dest.lower()))
1415 for source, dest in wleiden_raw.iteritems():
1416 f.write("%s.wleiden.net. %s\n" % (source, dest))
1417 f.close()
1418
1419 # Create whole bunch of specific sub arpa zones. To keep it compliant
1420 for s in range(16,32):
1421 details['zone'] = '%i.172.in-addr.arpa' % s
1422 f = open(os.path.join(output_dir,"db." + details['zone']), "w")
1423 f.write(dns_header % details)
1424
1425 #XXX: Not effient, fix to proper data structure and do checks at other
1426 # stages
1427 for host,items in wleiden_zone.iteritems():
1428 for ip,reverse in items:
1429 if not reverse:
1430 continue
1431 if valid_addr(ip):
1432 if valid_addr(ip):
1433 if int(ip.split('.')[1]) == s:
1434 rev_ip = '.'.join(reversed(ip.split('.')))
1435 f.write("%s.in-addr.arpa. IN PTR %s.wleiden.net.\n" % (rev_ip.lower(), host.lower()))
1436 f.close()
1437
1438
1439def usage():
1440 print """Usage: %(prog)s <argument>
1441Argument:
1442\tstandalone [port] = Run configurator webserver [8000]
1443\tdns [outputdir] = Generate BIND compliant zone files in dns [./dns]
1444\tnagios-export [--heavy-load] = Generate basic nagios configuration file.
1445\tfull-export = Generate yaml export script for heatmap.
1446\tstatic [outputdir] = Generate all config files and store on disk
1447\t with format ./<outputdir>/%%NODE%%/%%FILE%% [./static]
1448\ttest <node> [<file>] = Receive output for certain node [all files].
1449\ttest-cgi <node> <file> = Receive output of CGI script [all files].
1450\tlist <status> <items> = List systems which have certain status
1451
1452Arguments:
1453\t<node> = NodeName (example: HybridRick)
1454\t<file> = %(files)s
1455\t<status> = all|up|down|planned
1456\t<items> = systems|nodes|proxies
1457
1458NOTE FOR DEVELOPERS; you can test your changes like this:
1459 BEFORE any changes in this code:
1460 $ ./gformat.py static /tmp/pre
1461 AFTER the changes:
1462 $ ./gformat.py static /tmp/post
1463 VIEW differences and VERIFY all are OK:
1464 $ diff -urI 'Generated' -r /tmp/pre /tmp/post
1465""" % { 'prog' : sys.argv[0], 'files' : '|'.join(files) }
1466 exit(0)
1467
1468
1469def is_text_request(environ=os.environ):
1470 """ Find out whether we are calling from the CLI or any text based CLI utility """
1471 try:
1472 return environ['HTTP_USER_AGENT'].split()[0] in ['curl', 'fetch', 'wget']
1473 except KeyError:
1474 return True
1475
1476def switchFormat(setting):
1477 if setting:
1478 return "YES"
1479 else:
1480 return "NO"
1481
1482def rlinput(prompt, prefill=''):
1483 import readline
1484 readline.set_startup_hook(lambda: readline.insert_text(prefill))
1485 try:
1486 return raw_input(prompt)
1487 finally:
1488 readline.set_startup_hook()
1489
1490def fix_conflict(left, right, default='i'):
1491 while True:
1492 print "## %-30s | %-30s" % (left, right)
1493 c = raw_input("## Solve Conflict (h for help) <l|r|e|i|> [%s]: " % default)
1494 if not c:
1495 c = default
1496
1497 if c in ['l','1']:
1498 return left
1499 elif c in ['r','2']:
1500 return right
1501 elif c in ['e', '3']:
1502 return rlinput("Edit: ", "%30s | %30s" % (left, right))
1503 elif c in ['i', '4']:
1504 return None
1505 else:
1506 print "#ERROR: '%s' is invalid input (left, right, edit or ignore)!" % c
1507
1508
1509
1510def print_cgi_response(response_headers, output):
1511 """Could we not use some kind of wsgi wrapper to make this output?"""
1512 for header in response_headers:
1513 print "%s: %s" % header
1514 print
1515 print output
1516
1517
1518def fill_cache():
1519 ''' Poor man re-loading of few cache items (the slow ones) '''
1520 for host in get_hostlist():
1521 get_yaml(host)
1522
1523
1524def reload_cache():
1525 clear_cache()
1526 fill_cache()
1527
1528
1529def main():
1530 """Hard working sub"""
1531 # Allow easy hacking using the CLI
1532 if not os.environ.has_key('PATH_INFO'):
1533 if len(sys.argv) < 2:
1534 usage()
1535
1536 if sys.argv[1] == "standalone":
1537 import SocketServer
1538 import CGIHTTPServer
1539 # Hop to the right working directory.
1540 os.chdir(os.path.dirname(__file__))
1541 try:
1542 PORT = int(sys.argv[2])
1543 except (IndexError,ValueError):
1544 PORT = 8000
1545
1546 class MyCGIHTTPRequestHandler(CGIHTTPServer.CGIHTTPRequestHandler):
1547 """ Serve this CGI from the root of the webserver """
1548 def is_cgi(self):
1549 if "favicon" in self.path:
1550 return False
1551
1552 self.cgi_info = (os.path.basename(__file__), self.path)
1553 self.path = ''
1554 return True
1555 handler = MyCGIHTTPRequestHandler
1556 SocketServer.TCPServer.allow_reuse_address = True
1557 httpd = SocketServer.TCPServer(("", PORT), handler)
1558 httpd.server_name = 'localhost'
1559 httpd.server_port = PORT
1560
1561 logger.info("serving at port %s", PORT)
1562 try:
1563 httpd.serve_forever()
1564 except KeyboardInterrupt:
1565 httpd.shutdown()
1566 logger.info("All done goodbye")
1567 elif sys.argv[1] == "test":
1568 # Basic argument validation
1569 try:
1570 node = sys.argv[2]
1571 datadump = get_yaml(node)
1572 except IndexError:
1573 print "Invalid argument"
1574 exit(1)
1575 except IOError as e:
1576 print e
1577 exit(1)
1578
1579
1580 # Get files to generate
1581 gen_files = sys.argv[3:] if len(sys.argv) > 3 else files
1582
1583 # Actual config generation
1584 for config in gen_files:
1585 logger.info("## Generating %s %s", node, config)
1586 print generate_config(node, config, datadump)
1587 elif sys.argv[1] == "test-cgi":
1588 os.environ['PATH_INFO'] = "/".join(sys.argv[2:])
1589 os.environ['SCRIPT_NAME'] = __file__
1590 response_headers, output = process_cgi_request()
1591 print_cgi_response(response_headers, output)
1592 elif sys.argv[1] == "static":
1593 items = dict()
1594 items['output_dir'] = sys.argv[2] if len(sys.argv) > 2 else "./static"
1595 for node in get_hostlist():
1596 items['node'] = node
1597 items['wdir'] = "%(output_dir)s/%(node)s" % items
1598 if not os.path.isdir(items['wdir']):
1599 os.makedirs(items['wdir'])
1600 datadump = get_yaml(node)
1601 for config in files:
1602 items['config'] = config
1603 logger.info("## Generating %(node)s %(config)s" % items)
1604 f = open("%(wdir)s/%(config)s" % items, "w")
1605 f.write(generate_config(node, config, datadump))
1606 f.close()
1607 elif sys.argv[1] == "wind-export":
1608 items = dict()
1609 for node in get_hostlist():
1610 datadump = get_yaml(node)
1611 sql = """INSERT IGNORE INTO nodes (name, name_ns, longitude, latitude)
1612 VALUES ('%(nodename)s', '%(nodename)s', %(latitude)s, %(longitude)s);""" % datadump;
1613 sql = """INSERT IGNORE INTO users_nodes (user_id, node_id, owner)
1614 VALUES (
1615 (SELECT id FROM users WHERE username = 'rvdzwet'),
1616 (SELECT id FROM nodes WHERE name = '%(nodename)s'),
1617 'Y');""" % datadump
1618 #for config in files:
1619 # items['config'] = config
1620 # print "## Generating %(node)s %(config)s" % items
1621 # f = open("%(wdir)s/%(config)s" % items, "w")
1622 # f.write(generate_config(node, config, datadump))
1623 # f.close()
1624 for node in get_hostlist():
1625 datadump = get_yaml(node)
1626 for iface_key in sorted([elem for elem in datadump.keys() if elem.startswith('iface_')]):
1627 ifacedump = datadump[iface_key]
1628 if ifacedump.has_key('mode') and ifacedump['mode'] == 'ap-wds':
1629 ifacedump['nodename'] = datadump['nodename']
1630 if not ifacedump.has_key('channel') or not ifacedump['channel']:
1631 ifacedump['channel'] = 0
1632 sql = """INSERT INTO links (node_id, type, ssid, protocol, channel, status)
1633 VALUES ((SELECT id FROM nodes WHERE name = '%(nodename)s'), 'ap',
1634 '%(ssid)s', 'IEEE 802.11b', %(channel)s, 'active');""" % ifacedump
1635 elif sys.argv[1] == "nagios-export":
1636 try:
1637 heavy_load = (sys.argv[2] == "--heavy-load")
1638 except IndexError:
1639 heavy_load = False
1640
1641 hostgroup_details = {
1642 'wleiden' : 'Stichting Wireless Leiden - FreeBSD Nodes',
1643 'wzoeterwoude' : 'Stichting Wireless Leiden - Afdeling Zoeterwoude - Free-WiFi Project',
1644 'walphen' : 'Stichting Wireless Alphen',
1645 'westeinder' : 'WestEinder Plassen',
1646 }
1647
1648 params = {
1649 'check_interval' : 5 if heavy_load else 60,
1650 'retry_interval' : 1 if heavy_load else 5,
1651 'max_check_attempts' : 10 if heavy_load else 3,
1652 }
1653
1654 print '''\
1655define host {
1656 name wleiden-node ; Default Node Template
1657 use generic-host ; Use the standard template as initial starting point
1658 check_period 24x7 ; By default, FreeBSD hosts are checked round the clock
1659 check_interval %(check_interval)s ; Actively check the host every 5 minutes
1660 retry_interval %(retry_interval)s ; Schedule host check retries at 1 minute intervals
1661 max_check_attempts %(max_check_attempts)s ; Check each FreeBSD host 10 times (max)
1662 register 0 ; DONT REGISTER THIS DEFINITION - ITS NOT A REAL HOST, JUST A TEMPLATE!
1663}
1664
1665define service {
1666 name wleiden-service ; Default Service Template
1667 use generic-service ; Use the standard template as initial starting point
1668 check_period 24x7 ; By default, FreeBSD hosts are checked round the clock
1669 check_interval %(check_interval)s ; Actively check the host every 5 minutes
1670 retry_interval %(retry_interval)s ; Schedule host check retries at 1 minute intervals
1671 max_check_attempts %(max_check_attempts)s ; Check each FreeBSD host 10 times (max)
1672 register 0 ; DONT REGISTER THIS DEFINITION - ITS NOT A REAL HOST, JUST A TEMPLATE!
1673}
1674
1675# Please make sure to install:
1676# make -C /usr/ports/net-mgmt/nagios-check_netsnmp install clean
1677#
1678define command{
1679 command_name check_netsnmp_disk
1680 command_line $USER1$/check_netsnmp -H $HOSTADDRESS$ -o disk
1681}
1682
1683define command{
1684 command_name check_netsnmp_load
1685 command_line $USER1$/check_netsnmp -H $HOSTADDRESS$ -o load
1686}
1687
1688define command{
1689 command_name check_netsnmp_proc
1690 command_line $USER1$/check_netsnmp -H $HOSTADDRESS$ -o proc
1691}
1692
1693# TDB: dhcp leases
1694# /usr/local/libexec/nagios/check_netsnmp -H 192.168.178.47 --oid 1 exec
1695
1696# TDB: internet status
1697# /usr/local/libexec/nagios/check_netsnmp -H 192.168.178.47 --oid 1 file
1698
1699# TDB: Advanced local passive checks
1700# /usr/local/libexec/nagios/check_by_ssh
1701''' % params
1702
1703 print '''\
1704# Service Group, not displayed by default
1705define hostgroup {
1706 hostgroup_name srv_hybrid
1707 alias All Hybrid Nodes
1708 register 0
1709}
1710
1711define service {
1712 use wleiden-service
1713 hostgroup_name srv_hybrid
1714 service_description SSH
1715 check_command check_ssh
1716}
1717
1718define service {
1719 use wleiden-service
1720 hostgroup_name srv_hybrid
1721 service_description HTTP
1722 check_command check_http
1723}
1724
1725define service {
1726 use wleiden-service
1727 hostgroup_name srv_hybrid
1728 service_description DNS
1729 check_command check_dns
1730}
1731
1732# TDB: Can only test this if we have the proxy listening to all addresses.
1733# define service {
1734# use wleiden-service
1735# hostgroup_name srv_hybrid
1736# service_description PROXY
1737# check_command check_tcp!3128
1738# }
1739'''
1740
1741 if heavy_load:
1742 print '''\
1743define service {
1744 use wleiden-service
1745 hostgroup_name srv_hybrid
1746 service_description SNMP
1747 check_command check_snmp
1748}
1749
1750define service {
1751 use wleiden-service
1752 hostgroup_name srv_hybrid
1753 service_description NTP
1754 check_command check_ntp_peer
1755}
1756
1757define service {
1758 use wleiden-service
1759 hostgroup_name srv_hybrid
1760 service_description LOAD
1761 check_command check_netsnmp_load
1762}
1763
1764define service {
1765 use wleiden-service
1766 hostgroup_name srv_hybrid
1767 service_description PROC
1768 check_command check_netsnmp_proc
1769}
1770
1771define service {
1772 use wleiden-service
1773 hostgroup_name srv_hybrid
1774 service_description DISK
1775 check_command check_netsnmp_disk
1776}
1777'''
1778 for node in get_hostlist():
1779 datadump = get_yaml(node)
1780 if not datadump['status'] == 'up':
1781 continue
1782 if not hostgroup_details.has_key(datadump['monitoring_group']):
1783 hostgroup_details[datadump['monitoring_group']] = datadump['monitoring_group']
1784 print '''\
1785define host {
1786 use wleiden-node
1787 host_name %(autogen_fqdn)s
1788 address %(masterip)s
1789 hostgroups srv_hybrid,%(monitoring_group)s
1790}
1791''' % datadump
1792
1793 for name,alias in hostgroup_details.iteritems():
1794 print '''\
1795define hostgroup {
1796 hostgroup_name %s
1797 alias %s
1798} ''' % (name, alias)
1799
1800
1801 elif sys.argv[1] == "full-export":
1802 hosts = {}
1803 for node in get_hostlist():
1804 datadump = get_yaml(node)
1805 hosts[datadump['nodename']] = datadump
1806 print yaml.dump(hosts)
1807
1808 elif sys.argv[1] == "dns":
1809 make_dns(sys.argv[2] if len(sys.argv) > 2 else 'dns', 'external' in sys.argv)
1810 elif sys.argv[1] == "cleanup":
1811 # First generate all datadumps
1812 datadumps = dict()
1813 ssid_to_node = dict()
1814 for host in get_hostlist():
1815 logger.info("# Processing: %s", host)
1816 # Set some boring default values
1817 datadump = { 'board' : 'UNKNOWN' }
1818 datadump.update(get_yaml(host))
1819 datadumps[datadump['autogen_realname']] = datadump
1820
1821 (poel, errors) = make_relations(datadumps)
1822 print "\n".join(["# WARNING: %s" % x for x in errors])
1823
1824 for host,datadump in datadumps.iteritems():
1825 try:
1826 # Convert all yes and no to boolean values
1827 def fix_boolean(dump):
1828 for key in dump.keys():
1829 if type(dump[key]) == dict:
1830 dump[key] = fix_boolean(dump[key])
1831 elif str(dump[key]).lower() in ["yes", "true"]:
1832 dump[key] = True
1833 elif str(dump[key]).lower() in ["no", "false"]:
1834 # Compass richting no (Noord Oost) is valid input
1835 if key != "compass": dump[key] = False
1836 return dump
1837 datadump = fix_boolean(datadump)
1838
1839 if datadump['rdnap_x'] and datadump['rdnap_y']:
1840 datadump['latitude'], datadump['longitude'] = map(lambda x: "%.5f" % x, rd2etrs(datadump['rdnap_x'], datadump['rdnap_y']))
1841 elif datadump['latitude'] and datadump['longitude']:
1842 datadump['rdnap_x'], datadump['rdnap_y'] = etrs2rd(datadump['latitude'], datadump['longitude'])
1843
1844 if datadump['nodename'].startswith('Proxy'):
1845 datadump['nodename'] = datadump['nodename'].lower()
1846
1847 for iface_key in datadump['autogen_iface_keys']:
1848 try:
1849 # All our normal wireless cards are normal APs now
1850 if datadump[iface_key]['type'] in ['11a', '11b', '11g', 'wireless']:
1851 datadump[iface_key]['mode'] = 'ap'
1852 # Wireless Leiden SSID have an consistent lowercase/uppercase
1853 if datadump[iface_key].has_key('ssid'):
1854 ssid = datadump[iface_key]['ssid']
1855 prefix = 'ap-WirelessLeiden-'
1856 if ssid.lower().startswith(prefix.lower()):
1857 datadump[iface_key]['ssid'] = prefix + ssid[len(prefix)].upper() + ssid[len(prefix) + 1:]
1858 if datadump[iface_key].has_key('ns_ip') and not datadump[iface_key].has_key('mode'):
1859 datadump[iface_key]['mode'] = 'autogen-FIXME'
1860 if not datadump[iface_key].has_key('comment'):
1861 datadump[iface_key]['comment'] = 'autogen-FIXME'
1862
1863 if datadump[iface_key].has_key('ns_mac'):
1864 datadump[iface_key]['ns_mac'] = datadump[iface_key]['ns_mac'].lower()
1865
1866 if datadump[iface_key]['comment'].startswith('autogen-') and datadump[iface_key].has_key('comment'):
1867 datadump[iface_key] = datadump[iface_key]['desc']
1868
1869 # We are not using 802.11b anymore. OFDM is preferred over DSSS
1870 # due to better collision avoidance.
1871 if datadump[iface_key]['type'] == '11b':
1872 datadump[iface_key]['type'] = '11g'
1873
1874 # Setting 802.11g channels to de-facto standards, to avoid
1875 # un-detected sharing with other overlapping channels
1876 #
1877 # Technically we could also use channel 13 in NL, but this is not
1878 # recommended as foreign devices might not be able to select this
1879 # channel. Secondly using 1,5,9,13 instead is going to clash with
1880 # the de-facto usage of 1,6,11.
1881 #
1882 # See: https://en.wikipedia.org/wiki/List_of_WLAN_channels
1883 channels_at_2400Mhz = (1,6,11)
1884 if datadump[iface_key]['type'] == '11g' and datadump[iface_key].has_key('channel'):
1885 datadump[iface_key]['channel'] = int(datadump[iface_key]['channel'])
1886 if datadump[iface_key]['channel'] not in channels_at_2400Mhz:
1887 datadump[iface_key]['channel'] = random.choice(channels_at_2400Mhz)
1888
1889 # Mandatory interface keys
1890 if not datadump[iface_key].has_key('status'):
1891 datadump[iface_key]['status'] = 'planned'
1892
1893 x = datadump[iface_key]['comment']
1894 datadump[iface_key]['comment'] = x[0].upper() + x[1:]
1895
1896
1897 if datadump[iface_key].has_key('desc'):
1898 if datadump[iface_key]['comment'].lower() == datadump[iface_key]['desc'].lower():
1899 del datadump[iface_key]['desc']
1900 else:
1901 print "# ERROR: At %s - %s" % (datadump['nodename'], iface_key)
1902 response = fix_conflict(datadump[iface_key]['comment'], datadump[iface_key]['desc'])
1903 if response:
1904 datadump[iface_key]['comment'] = response
1905 del datadump[iface_key]['desc']
1906
1907 # Check DHCP configuration
1908 dhcp_type(datadump[iface_key])
1909
1910 # Set the compass value based on the angle between the poels
1911 if datadump[iface_key].has_key('ns_ip'):
1912 my_pool = poel[network(datadump[iface_key]['ip'])]
1913 remote_hosts = list(set([x[0] for x in my_pool]) - set([host]))
1914 if remote_hosts:
1915 compass_target = remote_hosts[0]
1916 datadump[iface_key]['compass'] = cd_between_hosts(host, compass_target, datadumps)
1917
1918 # Monitoring Group default
1919 if not 'monitoring_group' in datadump:
1920 datadump['monitoring_group'] = 'wleiden'
1921
1922 except Exception as e:
1923 print "# Error while processing interface %s" % iface_key
1924 raise
1925 store_yaml(datadump)
1926 except Exception as e:
1927 print "# Error while processing %s" % host
1928 raise
1929 elif sys.argv[1] == "list":
1930 use_fqdn = False
1931 if len(sys.argv) < 4 or not sys.argv[2] in ["up", "down", "planned", "all"]:
1932 usage()
1933 if sys.argv[3] == "nodes":
1934 systems = get_nodelist()
1935 elif sys.argv[3] == "proxies":
1936 systems = get_proxylist()
1937 elif sys.argv[3] == "systems":
1938 systems = get_hostlist()
1939 else:
1940 usage()
1941 if len(sys.argv) > 4:
1942 if sys.argv[4] == "fqdn":
1943 use_fqdn = True
1944 else:
1945 usage()
1946
1947 for system in systems:
1948 datadump = get_yaml(system)
1949
1950 output = datadump['autogen_fqdn'] if use_fqdn else system
1951 if sys.argv[2] == "all":
1952 print output
1953 elif datadump['status'] == sys.argv[2]:
1954 print output
1955 elif sys.argv[1] == "create":
1956 if sys.argv[2] == "network.kml":
1957 print make_network_kml.make_graph()
1958 elif sys.argv[2] == "host-ips.txt":
1959 for system in get_hostlist():
1960 datadump = get_yaml(system)
1961 ips = [datadump['masterip']]
1962 for ifkey in datadump['autogen_iface_keys']:
1963 ips.append(datadump[ifkey]['ip'].split('/')[0])
1964 print system, ' '.join(ips)
1965 elif sys.argv[2] == "host-pos.txt":
1966 for system in get_hostlist():
1967 datadump = get_yaml(system)
1968 print system, datadump['rdnap_x'], datadump['rdnap_y']
1969 elif sys.argv[2] == 'ssh_config':
1970 print '''
1971Host *.wleiden.net
1972 User root
1973
1974Host 172.16.*.*
1975 User root
1976'''
1977 for system in get_hostlist():
1978 datadump = get_yaml(system)
1979 print '''\
1980Host %s
1981 User root
1982
1983Host %s
1984 User root
1985
1986Host %s
1987 User root
1988
1989Host %s
1990 User root
1991''' % (system, system.lower(), datadump['nodename'], datadump['nodename'].lower())
1992 else:
1993 usage()
1994 else:
1995 usage()
1996 else:
1997 # Do not enable debugging for config requests as it highly clutters the output
1998 if not is_text_request():
1999 cgitb.enable()
2000 response_headers, output = process_cgi_request()
2001 print_cgi_response(response_headers, output)
2002
2003def application(environ, start_response):
2004 status = '200 OK'
2005 response_headers, output = process_cgi_request(environ)
2006 start_response(status, response_headers)
2007
2008 # Debugging only
2009 # output = 'wsgi.multithread = %s' % repr(environ['wsgi.multithread'])
2010 # soutput += '\nwsgi.multiprocess = %s' % repr(environ['wsgi.multiprocess'])
2011 return [output]
2012
2013if __name__ == "__main__":
2014 main()
Note: See TracBrowser for help on using the repository browser.