api_server/es_2_0/cluster.js

module.exports = function (api) {
  api.addEndpointDescription('_cluster/nodes/stats');
  api.addEndpointDescription('_cluster/state', {
    patterns: [
      "_cluster/state",
      "_cluster/state/{metrics}",
      "_cluster/state/{metrics}/{indices}"
    ],
    url_components: {
      "metrics": ["version", "master_node", "nodes", "routing_table", "routing_node", "metadata", "blocks"]
    }
  });
  api.addEndpointDescription('_cluster/health', {
    url_params: {
      "local": "__flag__",
      "level": ["indices", "shards"],
      "master_timeout": "30s",
      "timeout": "30s",
      "wait_for_status": ["yellow", "green"],
      "wait_for_relocating_shards": 0,
      "wait_for_active_shards": 0,
      "wait_for_nodes": 0
    }
  });
  api.addEndpointDescription('_cluster/pending_tasks');
  api.addEndpointDescription('get_cluster/settings', {
    patterns: [
      '_cluster/settings'
    ]
  });

  api.addEndpointDescription('put_cluster/settings', {
    methods: ['PUT'],
    patterns: [
      '_cluster/settings'
    ],
    data_autocomplete_rules: {
      persistent: {
        cluster: {
          routing: {
            'allocation.enable': {__one_of: ["all", "primaries", "new_primaries", "none"]},
            'allocation.disk.threshold_enabled': {__one_of: [false, true]},
            'allocation.disk.watermark.low': '85%',
            'allocation.disk.watermark.high': '90%',
            'allocation.disk.include_relocations': {__one_of: [true, false]},
            'allocation.disk.reroute_interval': '60s',
            'allocation.exclude': {
              '_ip': "",
              '_name': "",
              '_host': "",
              '_id': ""
            },
            'allocation.include': {
              '_ip': "",
              '_name': "",
              '_host': "",
              '_id': ""
            },
            'allocation.require': {
              '_ip': "",
              '_name': "",
              '_host': "",
              '_id': ""
            },
            'allocation.awareness.attributes': [],
            'allocation.awareness.force': {
              '*': {
                'values': []
              }
            },
            'allocation.allow_rebalance': {__one_of: ['always', 'indices_primaries_active', 'indices_all_active']},
            'allocation.cluster_concurrent_rebalance': 2,
            'allocation.node_initial_primaries_recoveries': 4,
            'allocation.node_concurrent_recoveries': 2,
            'allocation.same_shard.host': {__one_of: [false, true]}
          }
        },
        indices: {
          breaker: {
            "total.limit": "70%",
            "fielddata.limit": "60%",
            "fielddata.overhead": 1.03,
            "request.limit": "40%",
            "request.overhead": 1.0
          }
        }
      },
      transient: {
        __scope_link: '.persistent'
      }
    }
  });

  api.addEndpointDescription('_cluster/reroute', {
    methods: ['POST'],
    url_params: {
      explain: "__flag__",
      dry_run: "__flag__"
    },
    data_autocomplete_rules: {
      commands: [
        {
          move: {
            __template: {
              index: "",
              shard: 0,
              from_node: "",
              to_node: ""
            },
            index: "{index}",
            shard: 0,
            from_node: "{node}",
            to_node: "{node}"
          },
          cancel: {
            __template: {
              index: "",
              shard: 0,
              node: ""
            },
            index: "{index}",
            shard: 0,
            node: "{node}",
            allow_primary: {__one_of: [true, false]}
          },
          allocate: {
            __template: {
              index: "",
              shard: 0,
              node: ""
            },
            index: "{index}",
            shard: 0,
            node: "{node}",
            allow_primary: {__one_of: [true, false]}
          }
        }
      ],
      dry_run: {__one_of: [true, false]}
    }
  });
};