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"""Manage LBaaS Pools/Listeners."""
import click
import SoftLayer
from SoftLayer.CLI import environment
from SoftLayer.CLI import exceptions
from SoftLayer.CLI import helpers
from SoftLayer.exceptions import SoftLayerAPIError
# pylint: disable=unused-argument
def sticky_option(ctx, param, value):
"""parses sticky cli option"""
if value:
return 'SOURCE_IP'
return None
def parse_server(ctx, param, values):
"""Splits out the IP, Port, Weight from the --server argument for l7pools"""
servers = []
for server in values:
splitout = server.split(':')
if len(splitout) != 3:
raise exceptions.ArgumentError(
f"--server needs a port and a weight. {server} improperly formatted")
server = {
'address': splitout[0],
'port': splitout[1],
'weight': splitout[2]
}
servers.append(server)
return servers
@click.command(cls=SoftLayer.CLI.command.SLCommand, )
@click.argument('identifier')
@click.option('--frontProtocol', '-P', default='HTTP', type=click.Choice(['HTTP', 'HTTPS', 'TCP']), show_default=True,
help="Protocol type to use for incoming connections")
@click.option('--backProtocol', '-p', type=click.Choice(['HTTP', 'HTTPS', 'TCP']),
help="Protocol type to use when connecting to backend servers. Defaults to whatever --frontProtocol is.")
@click.option('--frontPort', '-f', required=True, type=int, help="Internet side port")
@click.option('--backPort', '-b', required=True, type=int, help="Private side port")
@click.option('--method', '-m', default='ROUNDROBIN', show_default=True, help="Balancing Method",
type=click.Choice(['ROUNDROBIN', 'LEASTCONNECTION', 'WEIGHTED_RR']))
@click.option('--connections', '-c', type=int, help="Maximum number of connections to allow.")
@click.option('--sticky', '-s', is_flag=True, callback=sticky_option, help="Make sessions sticky based on source_ip.")
@click.option('--sslCert', '-x', help="SSL certificate ID. See `slcli ssl list`")
@environment.pass_env
def add(env, identifier, **args):
"""Adds a listener to the identifier LB"""
mgr = SoftLayer.LoadBalancerManager(env.client)
uuid, _ = mgr.get_lbaas_uuid_id(identifier)
new_listener = {
'backendPort': args.get('backport'),
'backendProtocol': args.get('backprotocol') if args.get('backprotocol') else args.get('frontprotocol'),
'frontendPort': args.get('frontport'),
'frontendProtocol': args.get('frontprotocol'),
'loadBalancingMethod': args.get('method'),
'maxConn': args.get('connections', None),
'sessionType': args.get('sticky'),
'tlsCertificateId': args.get('sslcert')
}
try:
mgr.add_lb_listener(uuid, new_listener)
click.secho("Success", fg='green')
except SoftLayerAPIError as exception:
click.secho(f"ERROR: {exception.faultString}", fg='red')
@click.command(cls=SoftLayer.CLI.command.SLCommand, )
@click.argument('identifier')
@click.argument('listener')
@click.option('--frontProtocol', '-P', type=click.Choice(['HTTP', 'HTTPS', 'TCP']),
help="Protocol type to use for incoming connections")
@click.option('--backProtocol', '-p', type=click.Choice(['HTTP', 'HTTPS', 'TCP']),
help="Protocol type to use when connecting to backend servers. Defaults to whatever --frontProtocol is.")
@click.option('--frontPort', '-f', type=int, help="Internet side port")
@click.option('--backPort', '-b', type=int, help="Private side port")
@click.option('--method', '-m', help="Balancing Method",
type=click.Choice(['ROUNDROBIN', 'LEASTCONNECTION', 'WEIGHTED_RR']))
@click.option('--connections', '-c', type=int, help="Maximum number of connections to allow.")
@click.option('--clientTimeout', '-t', type=int,
help="maximum idle time in seconds(Range: 1 to 7200).")
@click.option('--sticky', '-s', is_flag=True, callback=sticky_option, help="Make sessions sticky based on source_ip.")
@click.option('--sslCert', '-x', help="SSL certificate ID. See `slcli ssl list`")
@environment.pass_env
def edit(env, identifier, listener, **args):
"""Updates a listener's configuration.
LISTENER should be a UUID, and can be found from `slcli lb detail <IDENTIFIER>`
"""
mgr = SoftLayer.LoadBalancerManager(env.client)
uuid, _ = mgr.get_lbaas_uuid_id(identifier)
new_listener = {
'listenerUuid': listener
}
arg_to_option = {
'frontprotocol': 'frontendProtocol',
'backprotocol': 'backendProtocol',
'frontport': 'frontendPort',
'backport': 'backendPort',
'method': 'loadBalancingMethod',
'connections': 'maxConn',
'sticky': 'sessionType',
'clienttimeout': 'clientTimeout',
'sslcert': 'tlsCertificateId'
}
for key, value in args.items():
if value:
new_listener[arg_to_option[key]] = value
try:
mgr.add_lb_listener(uuid, new_listener)
click.secho("Success", fg='green')
except SoftLayerAPIError as exception:
click.secho(f"ERROR: {exception.faultString}", fg='red')
@click.command(cls=SoftLayer.CLI.command.SLCommand, )
@click.argument('identifier')
@click.argument('listener')
@environment.pass_env
def delete(env, identifier, listener):
"""Removes the listener from identified LBaaS instance
LISTENER should be a UUID, and can be found from `slcli lb detail <IDENTIFIER>`
"""
mgr = SoftLayer.LoadBalancerManager(env.client)
uuid, _ = mgr.get_lbaas_uuid_id(identifier)
try:
mgr.remove_lb_listener(uuid, listener)
click.secho("Success", fg='green')
except SoftLayerAPIError as exception:
click.secho(f"ERROR: {exception.faultString}", fg='red')
@click.command(cls=SoftLayer.CLI.command.SLCommand, )
@click.argument('identifier')
# https://sldn.softlayer.com/reference/datatypes/SoftLayer_Network_LBaaS_L7Pool/
@click.option('--name', '-n', required=True, help="Name for this L7 pool.")
@click.option('--method', '-m', help="Balancing Method.", default='ROUNDROBIN', show_default=True,
type=click.Choice(['ROUNDROBIN', 'LEASTCONNECTION', 'WEIGHTED_RR']))
@click.option('--protocol', '-P', type=click.Choice(['HTTP', 'HTTPS']), default='HTTP',
show_default=True, help="Protocol type to use for incoming connections")
# https://sldn.softlayer.com/reference/datatypes/SoftLayer_Network_LBaaS_L7Member/
@helpers.multi_option('--server', '-S', callback=parse_server, required=True,
help="Backend servers that are part of this pool. Format is colon deliminated. "
"BACKEND_IP:PORT:WEIGHT. eg. 10.0.0.1:80:50")
# https://sldn.softlayer.com/reference/datatypes/SoftLayer_Network_LBaaS_L7HealthMonitor/
@click.option('--healthPath', default='/', show_default=True, help="Health check path.")
@click.option('--healthInterval', default=5, type=int, show_default=True, help="Health check interval between checks.")
@click.option('--healthRetry', default=2, type=int, show_default=True,
help="Health check number of times before marking as DOWN.")
@click.option('--healthTimeout', default=2, type=int, show_default=True, help="Health check timeout.")
# https://sldn.softlayer.com/reference/datatypes/SoftLayer_Network_LBaaS_L7SessionAffinity/
@click.option('--sticky', '-s', is_flag=True, callback=sticky_option, help="Make sessions sticky based on source_ip.")
@environment.pass_env
def l7pool_add(env, identifier, **args):
"""Adds a new l7 pool
-S is in colon deliminated format to make grouping IP:port:weight a bit easier.
Example::
slcli loadbal l7pool-add (--id LOADBAL_ID) (-n, --name NAME) [-m, --method METHOD]
[-s, --server BACKEND_IP:PORT] [-p, --protocol PROTOCOL] [--health-path PATH]
[--health-interval INTERVAL] [--health-retry RETRY]
[--health-timeout TIMEOUT] [--sticky cookie | source-ip]
"""
mgr = SoftLayer.LoadBalancerManager(env.client)
uuid, _ = mgr.get_lbaas_uuid_id(identifier)
pool_main = {
'name': args.get('name'),
'loadBalancingAlgorithm': args.get('method'),
'protocol': args.get('protocol')
}
pool_members = list(args.get('server'))
pool_health = {
'interval': args.get('healthinterval'),
'timeout': args.get('healthtimeout'),
'maxRetries': args.get('healthretry'),
'urlPath': args.get('healthpath')
}
pool_sticky = {
'type': args.get('sticky')
}
try:
mgr.add_lb_l7_pool(uuid, pool_main, pool_members, pool_health, pool_sticky)
click.secho("Success", fg='green')
except SoftLayerAPIError as exception:
click.secho(f"ERROR: {exception.faultString}", fg='red')
@click.command(cls=SoftLayer.CLI.command.SLCommand, )
@click.argument('identifier')
@environment.pass_env
def l7pool_del(env, identifier):
"""Deletes the identified pool
Identifier is L7Pool Id. NOT the UUID
"""
mgr = SoftLayer.LoadBalancerManager(env.client)
try:
mgr.del_lb_l7_pool(identifier)
click.secho("Success", fg='green')
except SoftLayerAPIError as exception:
click.secho(f"ERROR: {exception.faultString}", fg='red')
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