def filter_solr_hosts_if_match_any()

in ambari-infra-solr-client/src/main/python/migrationHelper.py [0:0]

• 15 lines of code
• 8 McCabe index (conditional complexity)

def filter_solr_hosts_if_match_any(splitted_solr_hosts, collection, collections_json):
  """
  Return common hosts if there is any match with the collection related hosts, if not then filter won't apply (e.g.: won't filter with IPs in host names)
  """
  collection_related_hosts = []
  all_collection_data = get_collections_data(collections_json)
  if collection in all_collection_data:
    collection_data = all_collection_data[collection]
    if 'shards' in collection_data:
      for shard in collection_data['shards']:
        if 'replicas' in collection_data['shards'][shard]:
          for replica in collection_data['shards'][shard]['replicas']:
            nodeName = collection_data['shards'][shard]['replicas'][replica]['nodeName']
            hostName = nodeName.split(":")[0]
            if hostName not in collection_related_hosts:
              collection_related_hosts.append(hostName)
  common_list = common_data(splitted_solr_hosts, collection_related_hosts)
  return common_list if common_list else splitted_solr_hosts