open-nomad/ui/app/adapters/node.js

import Watchable from './watchable';
import addToPath from 'nomad-ui/utils/add-to-path';

export default Watchable.extend({
  setEligible(node) {
    return this.setEligibility(node, true);
  },

  setIneligible(node) {
    return this.setEligibility(node, false);
  },

  setEligibility(node, isEligible) {
    const url = addToPath(this.urlForFindRecord(node.id, 'node'), '/eligibility');
    return this.ajax(url, 'POST', {
      data: {
        NodeID: node.id,
        Eligibility: isEligible ? 'eligible' : 'ineligible',
      },
    });
  },

  // Force: -1s deadline
  // No Deadline: 0 deadline
  drain(node, drainSpec) {
    const url = addToPath(this.urlForFindRecord(node.id, 'node'), '/drain');
    return this.ajax(url, 'POST', {
      data: Object.assign(
        {
          NodeID: node.id,
          Deadline: 0,
          IgnoreSystemJobs: true,
        },
        drainSpec
      ),
    });
  },

  forceDrain(node, drainSpec) {
    return this.drain(
      node,
      Object.assign({}, drainSpec, {
        Deadline: -1000 * 1000000,
      })
    );
  },
});