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90 lines
3.1 KiB
90 lines
3.1 KiB
#!/home/alpcentaur/ProjektA/PrototypeWebApp/venv/bin/python3.5
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import sys
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from operator import attrgetter
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from optparse import OptionParser
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import boto
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from boto.ec2 import regions
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HEADERS = {
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'ID': {'get': attrgetter('id'), 'length':15},
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'Zone': {'get': attrgetter('placement'), 'length':15},
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'Groups': {'get': attrgetter('groups'), 'length':30},
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'Hostname': {'get': attrgetter('public_dns_name'), 'length':50},
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'PrivateHostname': {'get': attrgetter('private_dns_name'), 'length':50},
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'State': {'get': attrgetter('state'), 'length':15},
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'Image': {'get': attrgetter('image_id'), 'length':15},
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'Type': {'get': attrgetter('instance_type'), 'length':15},
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'IP': {'get': attrgetter('ip_address'), 'length':16},
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'PrivateIP': {'get': attrgetter('private_ip_address'), 'length':16},
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'Key': {'get': attrgetter('key_name'), 'length':25},
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'T:': {'length': 30},
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}
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def get_column(name, instance=None):
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if name.startswith('T:'):
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_, tag = name.split(':', 1)
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return instance.tags.get(tag, '')
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return HEADERS[name]['get'](instance)
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def main():
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parser = OptionParser()
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parser.add_option("-r", "--region", help="Region (default us-east-1)", dest="region", default="us-east-1")
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parser.add_option("-H", "--headers", help="Set headers (use 'T:tagname' for including tags)", default=None, action="store", dest="headers", metavar="ID,Zone,Groups,Hostname,State,T:Name")
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parser.add_option("-t", "--tab", help="Tab delimited, skip header - useful in shell scripts", action="store_true", default=False)
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parser.add_option("-f", "--filter", help="Filter option sent to DescribeInstances API call, format is key1=value1,key2=value2,...", default=None)
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(options, args) = parser.parse_args()
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# Connect the region
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for r in regions():
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if r.name == options.region:
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region = r
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break
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else:
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print("Region %s not found." % options.region)
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sys.exit(1)
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ec2 = boto.connect_ec2(region=region)
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# Read headers
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if options.headers:
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headers = tuple(options.headers.split(','))
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else:
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headers = ("ID", 'Zone', "Groups", "Hostname")
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# Create format string
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format_string = ""
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for h in headers:
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if h.startswith('T:'):
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format_string += "%%-%ds" % HEADERS['T:']['length']
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else:
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format_string += "%%-%ds" % HEADERS[h]['length']
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# Parse filters (if any)
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if options.filter:
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filters = dict([entry.split('=') for entry in options.filter.split(',')])
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else:
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filters = {}
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# List and print
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if not options.tab:
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print(format_string % headers)
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print("-" * len(format_string % headers))
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for r in ec2.get_all_reservations(filters=filters):
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groups = [g.name for g in r.groups]
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for i in r.instances:
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i.groups = ','.join(groups)
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if options.tab:
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print("\t".join(tuple(get_column(h, i) for h in headers)))
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else:
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print(format_string % tuple(get_column(h, i) for h in headers))
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if __name__ == "__main__":
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main()
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