303 lines
9.5 KiB
Text
303 lines
9.5 KiB
Text
|
#!/home/alpcentaur/ProjektA/BecomeLegal/LaywerROBOT/bin/python
|
||
|
|
# Copyright (c) 2009 Chris Moyer http://coredumped.org/
|
||
|
|
#
|
||
|
|
# Permission is hereby granted, free of charge, to any person obtaining a
|
||
|
|
# copy of this software and associated documentation files (the
|
||
|
|
# "Software"), to deal in the Software without restriction, including
|
||
|
|
# without limitation the rights to use, copy, modify, merge, publish, dis-
|
||
|
|
# tribute, sublicense, and/or sell copies of the Software, and to permit
|
||
|
|
# persons to whom the Software is furnished to do so, subject to the fol-
|
||
|
|
# lowing conditions:
|
||
|
|
#
|
||
|
|
# The above copyright notice and this permission notice shall be included
|
||
|
|
# in all copies or substantial portions of the Software.
|
||
|
|
#
|
||
|
|
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
|
||
|
|
# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
|
||
|
|
# ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
|
||
|
|
# SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
|
||
|
|
# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||
|
|
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
|
||
|
|
|
||
|
|
#
|
||
|
|
# Elastic Load Balancer Tool
|
||
|
|
#
|
||
|
|
VERSION = "0.2"
|
||
|
|
usage = """%prog [options] [command]
|
||
|
|
Commands:
|
||
|
|
list|ls List all Elastic Load Balancers
|
||
|
|
delete <name> Delete ELB <name>
|
||
|
|
get <name> Get all instances associated with <name>
|
||
|
|
create <name> Create an ELB; -z and -l are required
|
||
|
|
add <name> <instances> Add <instances> in ELB <name>
|
||
|
|
remove|rm <name> <instances> Remove <instances> from ELB <name>
|
||
|
|
reap <name> Remove terminated instances from ELB <name>
|
||
|
|
enable|en <name> <zone> Enable Zone <zone> for ELB <name>
|
||
|
|
disable <name> <zone> Disable Zone <zone> for ELB <name>
|
||
|
|
addl <name> Add listeners (specified by -l) to the ELB
|
||
|
|
<name>
|
||
|
|
rml <name> <port> Remove Listener(s) specified by the port on
|
||
|
|
the ELB <name>
|
||
|
|
"""
|
||
|
|
|
||
|
|
|
||
|
|
def find_elb(elb, name):
|
||
|
|
try:
|
||
|
|
elbs = elb.get_all_load_balancers(name)
|
||
|
|
except boto.exception.BotoServerError as se:
|
||
|
|
if se.code == 'LoadBalancerNotFound':
|
||
|
|
elbs = []
|
||
|
|
else:
|
||
|
|
raise
|
||
|
|
|
||
|
|
if len(elbs) < 1:
|
||
|
|
print "No load balancer by the name of %s found" % name
|
||
|
|
return None
|
||
|
|
elif len(elbs) > 1:
|
||
|
|
print "More than one elb matches %s?" % name
|
||
|
|
return None
|
||
|
|
|
||
|
|
# Should not happen
|
||
|
|
if name not in elbs[0].name:
|
||
|
|
print "No load balancer by the name of %s found" % name
|
||
|
|
return None
|
||
|
|
|
||
|
|
return elbs[0]
|
||
|
|
|
||
|
|
|
||
|
|
def list(elb):
|
||
|
|
"""List all ELBs"""
|
||
|
|
print "%-20s %s" % ("Name", "DNS Name")
|
||
|
|
print "-" * 80
|
||
|
|
for b in elb.get_all_load_balancers():
|
||
|
|
print "%-20s %s" % (b.name, b.dns_name)
|
||
|
|
|
||
|
|
def check_valid_region(conn, region):
|
||
|
|
if conn is None:
|
||
|
|
print 'Invalid region (%s)' % region
|
||
|
|
sys.exit(1)
|
||
|
|
|
||
|
|
def get(elb, name):
|
||
|
|
"""Get details about ELB <name>"""
|
||
|
|
|
||
|
|
b = find_elb(elb, name)
|
||
|
|
if b:
|
||
|
|
print "=" * 80
|
||
|
|
print "Name: %s" % b.name
|
||
|
|
print "DNS Name: %s" % b.dns_name
|
||
|
|
if b.canonical_hosted_zone_name:
|
||
|
|
chzn = b.canonical_hosted_zone_name
|
||
|
|
print "Canonical hosted zone name: %s" % chzn
|
||
|
|
if b.canonical_hosted_zone_name_id:
|
||
|
|
chznid = b.canonical_hosted_zone_name_id
|
||
|
|
print "Canonical hosted zone name id: %s" % chznid
|
||
|
|
print
|
||
|
|
|
||
|
|
print "Health Check: %s" % b.health_check
|
||
|
|
print
|
||
|
|
|
||
|
|
print "Listeners"
|
||
|
|
print "---------"
|
||
|
|
print "%-8s %-8s %s" % ("IN", "OUT", "PROTO")
|
||
|
|
for l in b.listeners:
|
||
|
|
print "%-8s %-8s %s" % (l[0], l[1], l[2])
|
||
|
|
|
||
|
|
print
|
||
|
|
|
||
|
|
print " Zones "
|
||
|
|
print "---------"
|
||
|
|
for z in b.availability_zones:
|
||
|
|
print z
|
||
|
|
|
||
|
|
print
|
||
|
|
|
||
|
|
# Make map of all instance Id's to Name tags
|
||
|
|
import boto
|
||
|
|
from boto.compat.six import iteritems
|
||
|
|
if not options.region:
|
||
|
|
ec2 = boto.connect_ec2()
|
||
|
|
else:
|
||
|
|
ec2 = boto.ec2.connect_to_region(options.region)
|
||
|
|
check_valid_region(ec2, options.region)
|
||
|
|
|
||
|
|
instance_health = b.get_instance_health()
|
||
|
|
instances = [state.instance_id for state in instance_health]
|
||
|
|
|
||
|
|
names = dict((k,'') for k in instances)
|
||
|
|
for i in ec2.get_only_instances():
|
||
|
|
if i.id in instances:
|
||
|
|
names[i.id] = i.tags.get('Name', '')
|
||
|
|
|
||
|
|
name_column_width = max([4] + [len(v) for k,v in iteritems(names)]) + 2
|
||
|
|
|
||
|
|
print "Instances"
|
||
|
|
print "---------"
|
||
|
|
print "%-12s %-15s %-*s %s" % ("ID",
|
||
|
|
"STATE",
|
||
|
|
name_column_width, "NAME",
|
||
|
|
"DESCRIPTION")
|
||
|
|
for state in instance_health:
|
||
|
|
print "%-12s %-15s %-*s %s" % (state.instance_id,
|
||
|
|
state.state,
|
||
|
|
name_column_width, names[state.instance_id],
|
||
|
|
state.description)
|
||
|
|
|
||
|
|
print
|
||
|
|
|
||
|
|
|
||
|
|
def create(elb, name, zones, listeners):
|
||
|
|
"""Create an ELB named <name>"""
|
||
|
|
l_list = []
|
||
|
|
for l in listeners:
|
||
|
|
l = l.split(",")
|
||
|
|
if l[2] == 'HTTPS':
|
||
|
|
l_list.append((int(l[0]), int(l[1]), l[2], l[3]))
|
||
|
|
else:
|
||
|
|
l_list.append((int(l[0]), int(l[1]), l[2]))
|
||
|
|
|
||
|
|
b = elb.create_load_balancer(name, zones, l_list)
|
||
|
|
return get(elb, name)
|
||
|
|
|
||
|
|
|
||
|
|
def delete(elb, name):
|
||
|
|
"""Delete this ELB"""
|
||
|
|
b = find_elb(elb, name)
|
||
|
|
if b:
|
||
|
|
b.delete()
|
||
|
|
print "Load Balancer %s deleted" % name
|
||
|
|
|
||
|
|
|
||
|
|
def add_instances(elb, name, instances):
|
||
|
|
"""Add <instance> to ELB <name>"""
|
||
|
|
b = find_elb(elb, name)
|
||
|
|
if b:
|
||
|
|
b.register_instances(instances)
|
||
|
|
return get(elb, name)
|
||
|
|
|
||
|
|
|
||
|
|
def remove_instances(elb, name, instances):
|
||
|
|
"""Remove instance from elb <name>"""
|
||
|
|
b = find_elb(elb, name)
|
||
|
|
if b:
|
||
|
|
b.deregister_instances(instances)
|
||
|
|
return get(elb, name)
|
||
|
|
|
||
|
|
|
||
|
|
def reap_instances(elb, name):
|
||
|
|
"""Remove terminated instances from elb <name>"""
|
||
|
|
b = find_elb(elb, name)
|
||
|
|
if b:
|
||
|
|
for state in b.get_instance_health():
|
||
|
|
if (state.state == 'OutOfService' and
|
||
|
|
state.description == 'Instance is in terminated state.'):
|
||
|
|
b.deregister_instances([state.instance_id])
|
||
|
|
return get(elb, name)
|
||
|
|
|
||
|
|
|
||
|
|
def enable_zone(elb, name, zone):
|
||
|
|
"""Enable <zone> for elb"""
|
||
|
|
b = find_elb(elb, name)
|
||
|
|
if b:
|
||
|
|
b.enable_zones([zone])
|
||
|
|
return get(elb, name)
|
||
|
|
|
||
|
|
|
||
|
|
def disable_zone(elb, name, zone):
|
||
|
|
"""Disable <zone> for elb"""
|
||
|
|
b = find_elb(elb, name)
|
||
|
|
if b:
|
||
|
|
b.disable_zones([zone])
|
||
|
|
return get(elb, name)
|
||
|
|
|
||
|
|
|
||
|
|
def add_listener(elb, name, listeners):
|
||
|
|
"""Add listeners to a given load balancer"""
|
||
|
|
l_list = []
|
||
|
|
for l in listeners:
|
||
|
|
l = l.split(",")
|
||
|
|
l_list.append((int(l[0]), int(l[1]), l[2]))
|
||
|
|
b = find_elb(elb, name)
|
||
|
|
if b:
|
||
|
|
b.create_listeners(l_list)
|
||
|
|
return get(elb, name)
|
||
|
|
|
||
|
|
|
||
|
|
def rm_listener(elb, name, ports):
|
||
|
|
"""Remove listeners from a given load balancer"""
|
||
|
|
b = find_elb(elb, name)
|
||
|
|
if b:
|
||
|
|
b.delete_listeners(ports)
|
||
|
|
return get(elb, name)
|
||
|
|
|
||
|
|
|
||
|
|
if __name__ == "__main__":
|
||
|
|
try:
|
||
|
|
import readline
|
||
|
|
except ImportError:
|
||
|
|
pass
|
||
|
|
import boto
|
||
|
|
import sys
|
||
|
|
from optparse import OptionParser
|
||
|
|
from boto.mashups.iobject import IObject
|
||
|
|
parser = OptionParser(version=VERSION, usage=usage)
|
||
|
|
parser.add_option("-z", "--zone",
|
||
|
|
help="Operate on zone",
|
||
|
|
action="append", default=[], dest="zones")
|
||
|
|
parser.add_option("-l", "--listener",
|
||
|
|
help="Specify Listener in,out,proto",
|
||
|
|
action="append", default=[], dest="listeners")
|
||
|
|
parser.add_option("-r", "--region",
|
||
|
|
help="Region to connect to",
|
||
|
|
action="store", dest="region")
|
||
|
|
|
||
|
|
(options, args) = parser.parse_args()
|
||
|
|
|
||
|
|
if len(args) < 1:
|
||
|
|
parser.print_help()
|
||
|
|
sys.exit(1)
|
||
|
|
|
||
|
|
if not options.region:
|
||
|
|
elb = boto.connect_elb()
|
||
|
|
else:
|
||
|
|
import boto.ec2.elb
|
||
|
|
elb = boto.ec2.elb.connect_to_region(options.region)
|
||
|
|
check_valid_region(elb, options.region)
|
||
|
|
|
||
|
|
print "%s" % (elb.region.endpoint)
|
||
|
|
|
||
|
|
command = args[0].lower()
|
||
|
|
if command in ("ls", "list"):
|
||
|
|
list(elb)
|
||
|
|
elif command == "get":
|
||
|
|
get(elb, args[1])
|
||
|
|
elif command == "create":
|
||
|
|
if not options.listeners:
|
||
|
|
print "-l option required for command create"
|
||
|
|
sys.exit(1)
|
||
|
|
if not options.zones:
|
||
|
|
print "-z option required for command create"
|
||
|
|
sys.exit(1)
|
||
|
|
create(elb, args[1], options.zones, options.listeners)
|
||
|
|
elif command == "delete":
|
||
|
|
delete(elb, args[1])
|
||
|
|
elif command in ("add", "put"):
|
||
|
|
add_instances(elb, args[1], args[2:])
|
||
|
|
elif command in ("rm", "remove"):
|
||
|
|
remove_instances(elb, args[1], args[2:])
|
||
|
|
elif command == "reap":
|
||
|
|
reap_instances(elb, args[1])
|
||
|
|
elif command in ("en", "enable"):
|
||
|
|
enable_zone(elb, args[1], args[2])
|
||
|
|
elif command == "disable":
|
||
|
|
disable_zone(elb, args[1], args[2])
|
||
|
|
elif command == "addl":
|
||
|
|
if not options.listeners:
|
||
|
|
print "-l option required for command addl"
|
||
|
|
sys.exit(1)
|
||
|
|
add_listener(elb, args[1], options.listeners)
|
||
|
|
elif command == "rml":
|
||
|
|
if not args[2:]:
|
||
|
|
print "port required"
|
||
|
|
sys.exit(2)
|
||
|
|
rm_listener(elb, args[1], args[2:])
|