| 1 | #!/usr/bin/env python
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| 2 | # vim:ts=2:et:sw=2:ai
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| 3 | #
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| 4 | # Build topological network graph
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| 5 | # Rick van der Zwet <info@rickvanderzwet.nl>
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| 6 | import gformat
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| 7 | import sys
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| 8 |
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| 9 | from collections import defaultdict
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| 10 |
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| 11 | __version__ = '$Id: syntax-checker.py 13987 2017-09-22 18:48:45Z rick $'
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| 12 |
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| 13 | allowed_multi_use = ['0.0.0.0', '192.168.1.', '192.168.178.']
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| 14 |
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| 15 | def check_double_ip():
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| 16 | pool = defaultdict(list)
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| 17 | try:
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| 18 | for host in gformat.get_hostlist():
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| 19 | print "## Processing host %-25s: " % host,
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| 20 | datadump = gformat.get_yaml(host,add_version_info=False)
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| 21 | # Check syntax of defined variables
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| 22 | _ = gformat.generate_wleiden_yaml(datadump)
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| 23 | try:
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| 24 | # Process interfaces
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| 25 | iface_keys = [elem for elem in datadump.keys() if (elem.startswith('iface_') and not "lo0" in elem)]
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| 26 | for iface_key in iface_keys:
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| 27 | # Virtual interfaces bridge interfaces do not have IP addreses
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| 28 | if not datadump[iface_key].has_key('ip'):
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| 29 | continue
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| 30 |
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| 31 | l = datadump[iface_key]['ip']
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| 32 | addr, mask = l.split('/')
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| 33 |
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| 34 | pool[addr].append((host, iface_key))
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| 35 |
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| 36 | iface_key = 'masterip'
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| 37 | addr = datadump['masterip']
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| 38 | # Add masterip to the list if IP has not been defined at interface
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| 39 | if not host in [x[0] for x in pool[addr]]:
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| 40 | pool[addr].append((host, 'masterip'))
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| 41 |
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| 42 | print "OK"
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| 43 | except (KeyError, ValueError), e:
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| 44 | print "[ERROR] in '%s' interface '%s' (%s)" % (host, iface_key, e)
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| 45 | raise
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| 46 | except Exception as e:
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| 47 | raise
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| 48 | sys.exit(1)
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| 49 |
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| 50 | error = False
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| 51 | for addr,leden in pool.iteritems():
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| 52 | if len(leden) > 1:
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| 53 | if not any(map(lambda x: addr.startswith(x), allowed_multi_use)):
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| 54 | print "[ERROR] Multiple usages of IP %s:" % (addr)
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| 55 | for host, key in leden:
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| 56 | print " - %s - %s" % (host, key)
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| 57 | error = True
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| 58 |
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| 59 | if error:
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| 60 | print "# Errors found"
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| 61 | return 1
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| 62 | else:
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| 63 | print "# No multiple usages of IPs found"
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| 64 | return 0
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| 65 |
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| 66 |
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| 67 | if __name__ == "__main__":
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| 68 | sys.exit(check_double_ip())
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| 69 |
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