Forum Discussion
paul_dawson_258
Jun 06, 2018Nimbostratus
Query to retrieve VIP name from Node IP input
Hi, We are doing a DC migration and have the need to retrieve a list of VIP names based on the server/node IP address. I was wondering if anyone has written a script which does this already. I would ...
- Jun 06, 2018
This should do it, though it is fairly resource-intensive if you have a lot of virtual servers / pools / nodes:
!/usr/bin/env python3 from f5.bigip import ManagementRoot from getpass import getpass from pprint import pprint hostname = 'my.f5.ltm.net' username = 'foo' node_ips = ['192.168.1.1', 192.168.1.2', '192.168.1.3'] mgmt = ManagmentRoot(hostname, username, getpass()) Get node names that have IPs in the list nodes = [] for node in mgmt.tm.ltm.nodes.get_collection(): if node.address in node_ips: fullPath is /PARTITION/NAME nodes.append(node.fullPath) Get pool names which nodes in list belong pools = [] for pool in mgmt.tm.ltm.pools.get_collection(): members = pool.members_s.get_collection() for member in members: Member fullpath is '/PARTITION/NODENAME:SERVICE_PORT' if member.fullPath.split(':')[0] in nodes: pools.append(pool.fullPath) break Get virtual server names which pools in list belong virtuals = [] for virtual in mgmt.tm.ltm.virtuals.get_collection(): if hasattr(virtual, 'pool') and virtual.pool in pools: virtuals.append(virtual.fullPath) pprint(virtuals)
Jason_Nance_333
Cirrus
This should do it, though it is fairly resource-intensive if you have a lot of virtual servers / pools / nodes:
!/usr/bin/env python3
from f5.bigip import ManagementRoot
from getpass import getpass
from pprint import pprint
hostname = 'my.f5.ltm.net'
username = 'foo'
node_ips = ['192.168.1.1', 192.168.1.2', '192.168.1.3']
mgmt = ManagmentRoot(hostname, username, getpass())
Get node names that have IPs in the list
nodes = []
for node in mgmt.tm.ltm.nodes.get_collection():
if node.address in node_ips:
fullPath is /PARTITION/NAME
nodes.append(node.fullPath)
Get pool names which nodes in list belong
pools = []
for pool in mgmt.tm.ltm.pools.get_collection():
members = pool.members_s.get_collection()
for member in members:
Member fullpath is '/PARTITION/NODENAME:SERVICE_PORT'
if member.fullPath.split(':')[0] in nodes:
pools.append(pool.fullPath)
break
Get virtual server names which pools in list belong
virtuals = []
for virtual in mgmt.tm.ltm.virtuals.get_collection():
if hasattr(virtual, 'pool') and virtual.pool in pools:
virtuals.append(virtual.fullPath)
pprint(virtuals)
Jason_Nance_333
Jun 11, 2018Cirrus
Give this version a try. It will print the same virtual server / pool multiple times - one for each member (node) with an IP in the list. Please make sure to spot check this before relying on its data as it was done quickly and I could have easily overlooked some detail.
!/usr/bin/env python3
from f5.bigip import ManagementRoot
from getpass import getpass
from pprint import pprint
hostname = 'my.f5.ltm.net'
username = 'foo'
node_ips = ['192.168.1.1', '192.168.1.2', '192.168.1.3']
mgmt = ManagmentRoot(hostname, username, getpass())
Get node names that have IPs in the list
nodes = {}
for node in mgmt.tm.ltm.nodes.get_collection():
if node.address in node_ips:
fullPath is /PARTITION/NAME (or /PARTITION/SUB_PATH/NAME)
nodes[node.fullPath] = node.address
Get pool names which nodes in list belong
pools = {}
for pool in mgmt.tm.ltm.pools.get_collection():
members = pool.members_s.get_collection()
for member in members:
Member fullpath is /PARTITION/NODENAME:SERVICE_PORT
(or /PARTITION/SUB_PATH/NODENAME:SERVER_PORT)
if member.fullPath.split(':')[0] in nodes:
if pool.fullPath in pools:
pools[pool.fullPath].append(member.fullPath.split(':')[0])
else:
pools[pool.fullPath] = [member.fullPath.split(':')[0]]
Get virtual server names which pools in list belong
virtuals = {}
for virtual in mgmt.tm.ltm.virtuals.get_collection():
if hasattr(virtual, 'pool') and virtual.pool in pools:
virtuals[virtual.fullPath] = virtual.pool
Print CSV
print('Node IP,Node,Pool,Virtual')
Use iteritems() instead of items() with Python 2.x
for virtual, pool in virtuals.items():
for node in pools[pool]:
print('{},{},{},{}'.format(
nodes[node],
node,
pool,
virtual,
))
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