def main(*args):
""" Create an auto-scaling group and launch instances.
"""
# Parse command line options
parser = argparse.ArgumentParser(description='Create ASG')
parser.add_argument('-c', '--config_name', action="store", required=True)
args, unknown = parser.parse_known_args()
config_name = args.config_name
# Read INI configuration file
config = ConfigParser.SafeConfigParser()
default_file = awsadmin_cfg.AWS_CONF_DIR + '/default'
config_file = awsadmin_cfg.AWS_CONF_DIR + '/' + config_name
if not config.read([default_file, config_file]):
print "Configure file %s doesn't exist" % config_file
sys.exit(1)
if not config.has_section(config_name):
print "No such configuration section: %s" % config_name
sys.exit(1)
# Get launch configuration
try:
ec2_type = config.get(config_name, 'ec2_type')
ec2_role = config.get(config_name, 'ec2_role')
image_id = config.get(config_name, 'image_id')
keypair = config.get(config_name, 'keypair')
version = config.get(config_name, 'version')
launch_config_name = config.get(config_name, 'launch_config_name')
security_group = config.get(config_name, 'security_group')
userdata = config.get(config_name, 'userdata')
block_device = config.get(config_name, 'block_device')
except ConfigParser.NoOptionError, e:
sys_exit(1,`e`)
def main():
# Scripts directory for auto-generated help
command_dir = paths.scripts
try:
opts, args = getopt.getopt(sys.argv[1:], '')
except getopt.error, msg:
sys_exit(1, msg)
def main():
# Scripts directory for auto-generated help
command_dir = paths.scripts
try:
opts, args = getopt.getopt(sys.argv[1:],'')
except getopt.error, msg:
sys_exit(1,msg)
def main(*args):
""" Create AWS AMI image
"""
# Parse command line options
parser = argparse.ArgumentParser(description='Create AWS AMI')
parser.add_argument('-c', '--config_name', action="store", required=True)
parser.add_argument('-i', '--instance_id', action="store", required=True)
parser.add_argument('-r', '--reboot', action="store_true", default=False,
help="Reboot before making image, default is no reboot")
args, unknown = parser.parse_known_args()
config_name = args.config_name
# Read INI configuration file
config = ConfigParser.SafeConfigParser()
config_file = awsadmin_cfg.AWS_CONF_DIR + '/' + config_name
if not config.read([config_file]):
print "Configure file %s doesn't exist" % config_file
sys.exit(1)
if not config.has_section(config_name):
print "No such configuration section: %s" % config_name
sys.exit(1)
instance_id = args.instance_id
reboot = '--no-reboot'
if args.reboot:
reboot = '--reboot'
# Get launch configuration
try:
ec2_type = config.get(config_name, 'ec2_type')
except ConfigParser.NoSectionError, e:
sys_exit(1,`e`)
def main(*args):
""" Deregister an AWS AMI image
"""
# Parse command line options
try:
opts, args = getopt.getopt(args, 'ha:', ['help', 'ami-id='])
except getopt.error, msg:
sys_exit(1, msg)
def main(*args):
""" Print a load-balancer's information
"""
# Parse command line options
try:
opts, args = getopt.getopt(args, 'hn:', ['help', 'name='])
except getopt.error, msg:
sys_exit(1, msg)
def main(*args):
""" Deregister an AWS AMI image
"""
# Parse command line options
try:
opts, args = getopt.getopt(args, 'ha:', ['help','ami-id='] )
except getopt.error, msg:
sys_exit(1, msg)
def main(*args):
""" Print a load-balancer's information
"""
# Parse command line options
try:
opts, args = getopt.getopt(args, 'hn:', ['help','name='] )
except getopt.error, msg:
sys_exit(1, msg)
def main(*args):
""" Set auto-scaling group's desired capacity.
"""
# Parse command line options
try:
opts, args = getopt.getopt(args, 'hc:', ['help', 'config-name='] )
except getopt.error, msg:
sys_exit(1, msg)
def main(*args):
""" Recycle all EC2 instances in auto-scaling group
"""
# Parse command line options
try:
opts, args = getopt.getopt(args, 'hc:', ['help', 'config_name='] )
except getopt.error, msg:
sys_exit(1, msg)
def main(*args):
""" Double the capacity of an auto-scaling group.
"""
# Parse command line options
try:
opts, args = getopt.getopt(args, 'hc:', ['help', 'config-name='] )
except getopt.error, msg:
sys_exit(1, msg)
def main(*args):
""" Set auto-scaling group's desired capacity.
"""
# Parse command line options
try:
opts, args = getopt.getopt(args, 'hc:', ['help', 'config-name='])
except getopt.error, msg:
sys_exit(1, msg)
def main(*args):
""" Double the capacity of an auto-scaling group.
"""
# Parse command line options
try:
opts, args = getopt.getopt(args, 'hc:', ['help', 'config-name='])
except getopt.error, msg:
sys_exit(1, msg)
def main(*args):
""" Create new launch configuation and update an auto-scaling group's
configuration.
"""
# Parse command line options
parser = argparse.ArgumentParser(description='Update launch configuration')
parser.add_argument('-c', '--config_name', action="store", required=True)
parser.add_argument('-t', '--ec2-type', action="store", required=False,
help='An ec2 type. If given, override the default configuration. Useful for testing.')
args, unknown = parser.parse_known_args()
config_name = args.config_name
# Read INI configuration file
config = ConfigParser.SafeConfigParser()
config_file = awsadmin_cfg.AWS_CONF_DIR + '/' + config_name
if not config.read([config_file]):
print "Configure file %s doesn't exist" % config_file
sys.exit(1)
if not config.has_section(config_name):
print "No such configuration section: %s" % config_name
sys.exit(1)
if args.ec2_type:
ec2_type = args.ec2_type
else:
ec2_type = config.get(config_name, 'ec2_type')
# Generate a new lc file
launch_config_name = "%s_%s_%s" % (config_name,ec2_type,(time.strftime("%Y-%m-%d-%H%M")))
try:
launch_config_name = config.get(config_name, 'launch_config_name')
ec2_role = config.get(config_name, 'ec2_role')
image_id = config.get(config_name, 'image_id')
keypair = config.get(config_name, 'keypair')
security_group = config.get(config_name, 'security_group')
userdata = config.get(config_name, 'userdata')
block_device = config.get(config_name, 'block_device')
auto_scaling_group_name = config.get(config_name, 'auto_scaling_group_name')
except ConfigParser.NoSectionError, e:
sys_exit(1,`e`)
def main(*args):
""" Describe auto-scaling group
"""
# Parse command line options
parser = argparse.ArgumentParser(description='Describe AWS ASG')
parser.add_argument('-c', '--config_name', action="store", required=True)
args, unknown = parser.parse_known_args()
config_name = args.config_name
# Read INI configuration file
config = ConfigParser.SafeConfigParser()
config_file = awsadmin_cfg.AWS_CONF_DIR + '/' + config_name
if not config.read([config_file]):
print "Configure file %s doesn't exist" % config_file
sys.exit(1)
if not config.has_section(config_name):
print "No such configuration section: %s" % config_name
sys.exit(1)
try:
auto_scaling_group_name = config.get(config_name, 'auto_scaling_group_name')
except ConfigParser.NoOptionError, e:
sys_exit(1,`e`)
def main(*args):
""" Recycle all EC2 instances in auto-scaling group
"""
# Parse command line options
try:
opts, args = getopt.getopt(args, 'hc:', ['help', 'config_name='] )
except getopt.error, msg:
sys_exit(1, msg)
config_name=''
# Process options
for option, arg in opts:
if option in ('-c', '--config_name'):
config_name=(arg)
elif option in ('-h', '--help'):
sys_exit(0,__doc__)
if not config_name:
sys_exit(1,"Configuration name is required")
# Read INI configuration file
config = ConfigParser.ConfigParser()
try:
config.read(awsadmin_cfg.AMI_CONF_INI)
except AttributeError, e:
sys_exit(1,e)
# Get launch configuration
try:
ec2_type = config.get(config_name, 'ec2_type')
except ConfigParser.NoSectionError, e:
def main(*args):
""" Deregister an AWS AMI image
"""
# Parse command line options
try:
opts, args = getopt.getopt(args, 'ha:', ['help', 'ami-id='])
except getopt.error, msg:
sys_exit(1, msg)
ami_id = ''
# Process options
for option, arg in opts:
if option in ('-a', '--ami-id'):
ami_id = (arg)
elif option in ('-h', '--help'):
sys_exit(0, __doc__)
if not ami_id:
sys_exit(1, "AMI Id is required.")
aws_cmd = ' '.join(['aws ec2 deregister-image --image-id', ami_id])
(status, output) = commands.getstatusoutput(aws_cmd)
print output
sys.exit(0)
# Only execute the code when it's called as a script, not just imported.
if __name__ == '__main__':
main(*sys.argv[1:])
docstring += "%-20s %s" % (cmd.replace('_','-'), m.short_desc()) + '\n'
except StandardError,e:
pass
return docstring
def main():
# Scripts directory for auto-generated help
command_dir = paths.scripts
try:
opts, args = getopt.getopt(sys.argv[1:],'')
except getopt.error, msg:
sys_exit(1,msg)
if not args:
sys_exit(0, generate_commands_list(command_dir))
cmd = ''
if args[0] == 'help':
if args[1:]:
cmd = args[1].lower().replace('-','_').replace('.py','')
# Skip a few python system modules
if cmd not in ('user', 'calendar', 'resource'):
try:
m = __import__(cmd)
sys_exit(0, m.__doc__)
except StandardError:
pass
sys_exit(0, generate_commands_list(command_dir, cmd))
sys.exit(1)
# Get launch configuration
try:
ec2_type = config.get(config_name, 'ec2_type')
except ConfigParser.NoSectionError, e:
sys_exit(1, ` e `)
# Get ASG configuration
try:
auto_scaling_group_name = config.get(config_name,
'auto_scaling_group_name')
desired_capacity = config.get(config_name, 'desired_capacity')
elb = config.get(config_name, 'load-balancer')
except ConfigParser.NoOptionError, e:
sys_exit(1, e)
# List all current instances running behind elb
lb_cmd = ' '.join(
['aws elb describe-instance-health', '--load-balancer', elb])
print "Getting old instances Id..."
sys.stdout.flush()
(status, output) = commands.getstatusoutput(lb_cmd)
instance_pat = re.compile('i-\w+')
if status != 0:
print "ERROR in getting instances from elb " + elb
print output
else:
old_instances = instance_pat.findall(output)
# Scale out to keep service capcity while we recycle instances
except ConfigParser.NoOptionError, e:
elb = load_balancer = ''
if elb:
load_balancer = '--load-balancers ' + elb
# Get ASG configuration
try:
auto_scaling_group_name = config.get(config_name, 'auto_scaling_group_name')
availability_zones = config.get(config_name, 'availability_zones')
min_size = config.get(config_name, 'min_size')
max_size = config.get(config_name, 'max_size')
desired_capacity = config.get(config_name, 'desired_capacity')
tag = config.get(config_name, 'tag')
except ConfigParser.NoOptionError, e:
sys_exit(1,e)
lc_cmd = ' '.join(['as-create-launch-config',launch_config_name,
'--image-id',image_id,'-t',ec2_type,
'--key',keypair,'--group',security_group,
'--user-data-file',userdata,
'--block-device-mapping',block_device,
'--iam-instance-profile',ec2_role])
(status,output) = commands.getstatusoutput(lc_cmd)
print output
if status != 0:
print "ERROR in creating LC" + launch_config_name
print output
sys.exit(1)
""" Print a load-balancer's information
"""
# Parse command line options
try:
opts, args = getopt.getopt(args, 'hn:', ['help', 'name='])
except getopt.error, msg:
sys_exit(1, msg)
name = ''
instances = False
# Process options
for option, arg in opts:
if option in ('-n', '--name'):
name = (arg)
elif option in ('-h', '--help'):
sys_exit(0, __doc__)
if not name:
print "load balancer name is required."
sys.exit(1)
# Get load-balancer information
elb_cmd = 'aws elb describe-load-balancers'
exec_cmd = ' '.join(
[elb_cmd, '--load-balancer-name', name, '--output json'])
(status, output) = commands.getstatusoutput(exec_cmd)
if status != 0:
print output
sys.exit(1)
""" Print a load-balancer's information
"""
# Parse command line options
try:
opts, args = getopt.getopt(args, 'hn:', ['help','name='] )
except getopt.error, msg:
sys_exit(1, msg)
name=''
instances = False
# Process options
for option, arg in opts:
if option in ('-n', '--name'):
name=(arg)
elif option in ('-h', '--help'):
sys_exit(0,__doc__)
if not name:
print "load balancer name is required."
sys.exit(1)
# Get load-balancer information
elb_cmd = 'aws elb describe-load-balancers'
exec_cmd = ' '.join([elb_cmd,'--load-balancer-name',name,
'--output json'])
(status,output) = commands.getstatusoutput(exec_cmd)
if status != 0:
print output
sys.exit(1)
return "Deregister an AMI."
def main(*args):
""" Deregister an AWS AMI image
"""
# Parse command line options
try:
opts, args = getopt.getopt(args, 'ha:', ['help','ami-id='] )
except getopt.error, msg:
sys_exit(1, msg)
ami_id = ''
# Process options
for option, arg in opts:
if option in ('-a', '--ami-id'):
ami_id=(arg)
elif option in ('-h', '--help'):
sys_exit(0,__doc__)
if not ami_id:
sys_exit(1,"AMI Id is required.")
aws_cmd = ' '.join(['aws ec2 deregister-image --image-id',ami_id])
(status,output) = commands.getstatusoutput(aws_cmd)
print output
sys.exit(0)
# Only execute the code when it's called as a script, not just imported.
if __name__ == '__main__':
main(*sys.argv[1:])
except StandardError, e:
pass
return docstring
def main():
# Scripts directory for auto-generated help
command_dir = paths.scripts
try:
opts, args = getopt.getopt(sys.argv[1:], '')
except getopt.error, msg:
sys_exit(1, msg)
if not args:
sys_exit(0, generate_commands_list(command_dir))
cmd = ''
if args[0] == 'help':
if args[1:]:
cmd = args[1].lower().replace('-', '_').replace('.py', '')
# Skip a few python system modules
if cmd not in ('user', 'calendar', 'resource'):
try:
m = __import__(cmd)
sys_exit(0, m.__doc__)
except StandardError:
pass
sys_exit(0, generate_commands_list(command_dir, cmd))
