| import pytest |
| from collections import Counter |
| from pprint import pformat |
| import os |
| |
| import utils |
| |
| |
| def get_duplicate_ifaces(nodes, ips): |
| dup_ifaces = {} |
| for node in nodes: |
| for iface in nodes[node]['ip4_interfaces']: |
| if set(nodes[node]['ip4_interfaces'][iface]) & set(ips): |
| dup_ifaces[node] = {iface: nodes[node]['ip4_interfaces'][iface]} |
| return dup_ifaces |
| |
| def test_duplicate_ips(local_salt_client): |
| active_nodes = utils.get_active_nodes() |
| |
| testname = os.path.basename(__file__).split('.')[0] |
| config = utils.get_configuration() |
| skipped_ifaces = config.get(testname)["skipped_ifaces"] |
| |
| local_salt_client.cmd('L@'+','.join(active_nodes), |
| 'saltutil.refresh_grains', |
| expr_form='compound') |
| nodes = local_salt_client.cmd('L@'+','.join(active_nodes), |
| 'grains.item', |
| ['ip4_interfaces'], |
| expr_form='compound') |
| |
| ipv4_list = [] |
| for node in nodes: |
| for iface in nodes[node]['ip4_interfaces']: |
| # Omit 'ip-less' ifaces |
| if not nodes[node]['ip4_interfaces'][iface]: |
| continue |
| if iface in skipped_ifaces: |
| continue |
| ipv4_list.extend(nodes[node]['ip4_interfaces'][iface]) |
| no_dups = (len(ipv4_list) == len(set(ipv4_list))) |
| if not no_dups: |
| ips_count = Counter(ipv4_list).most_common() |
| dup_ips = filter(lambda x: x[1] > 1, ips_count) |
| dup_ifaces = get_duplicate_ifaces(nodes, [v[0] for v in dup_ips]) |
| |
| msg = ("\nDuplicate IP addresses found:\n{}" |
| "\n\nThe following interfaces are affected:\n{}" |
| "".format(pformat(dup_ips), pformat(dup_ifaces))) |
| assert no_dups, msg |