node-docker-api/src/plugin.js

Docker Remote API driver for node

'use strict'

/**
 * Class reprensenting a plugin
 */
class Plugin {
  /**
   * Creates a new plugin
   * @param  {Modem}      modem     Modem to connect to the remote service
   * @param  {string}     id        Id of the plugin (optional)
   */
  constructor (modem, id) {
    this.modem = modem
    this.id = id
  }

  /**
   * Get the list of plugins
   * https://docs.docker.com/engine/reference/api/docker_remote_api_v1.24/#/list-plugins
   * @param  {Object}   opts  Query params in the request (optional)
   * @return {Promise}        Promise returning the result as a list of plugins
   */
  list (opts) {
    const call = {
      path: '/plugins?',
      method: 'GET',
      options: opts,
      statusCodes: {
        200: true,
        500: 'server error'
      }
    }

    return new Promise((resolve, reject) => {
      this.modem.dial(call, (err, plugins) => {
        if (err) return reject(err)
        if (!plugins || !plugins.length) return resolve([])
        resolve(plugins.map((conf) => {
          let plugin = new Plugin(this.modem, conf.Id)
          return Object.assign(plugin, conf)
        }))
      })
    })
  }

  /**
   * install a plugin
   * https://docs.docker.com/engine/reference/api/docker_remote_api_v1.24/#/install-a-plugin
   * @param  {Object}   opts  Query params in the request (optional)
   * @return {Promise}        Promise return the new plugin
   */
  install (opts) {
    const call = {
      path: '/plugins/pull?',
      method: 'POST',
      options: opts,
      statusCodes: {
        200: true,
        500: 'server error'
      }
    }

    return new Promise((resolve, reject) => {
      this.modem.dial(call, (err, conf) => {
        if (err) return reject(err)
        let plugin = new Plugin(this.modem, opts.name)
        resolve(plugin)
      })
    })
  }

  /**
   * Get low-level information on a plugin
   * https://docs.docker.com/engine/reference/api/docker_remote_api_v1.24/#/inspect-a-plugin
   * The reason why this module isn't called inspect is because that interferes with the inspect utility of node.
   * @param  {Object}   opts  Query params in the request (optional)
   * @param  {String}   id    ID of the plugin to inspect, if it's not set, use the id of the object (optional)
   * @return {Promise}        Promise return the plugin
   */
  status (opts, id) {
    [ opts, id ] = this.__processArguments(opts, id)

    const call = {
      path: `/plugins/${id}?`,
      method: 'GET',
      options: opts,
      statusCodes: {
        200: true,
        404: 'no such plugin',
        500: 'server error'
      }
    }

    return new Promise((resolve, reject) => {
      this.modem.dial(call, (err, conf) => {
        if (err) return reject(err)
        let plugin = new Plugin(this.modem, id)
        resolve(Object.assign(plugin, conf))
      })
    })
  }

  /**
   * Remove a plugin
   * https://docs.docker.com/engine/reference/api/docker_remote_api_v1.24/#/remove-a-plugin
   * @param  {Object}   opts  Query params in the request (optional)
   * @param  {String}   id    ID of the plugin to inspect, if it's not set, use the id of the object (optional)
   * @return {Promise}        Promise return the result
   */
  remove (opts, id) {
    [ opts, id ] = this.__processArguments(opts, id)
    const call = {
      path: `/plugins/${id}?`,
      method: 'DELETE',
      options: opts,
      statusCodes: {
        200: true,
        404: 'no such plugin',
        500: 'server error'
      }
    }

    return new Promise((resolve, reject) => {
      this.modem.dial(call, (err, res) => {
        if (err) return reject(err)
        resolve(res)
      })
    })
  }

  /**
   * Enable a plugin
   * https://docs.docker.com/engine/reference/api/docker_remote_api_v1.24/#/enable-a-plugin
   * @param  {Object}   opts  Query params in the request (optional)
   * @param  {String}   id    ID of the plugin, if it's not set, use the id of the object (optional)
   * @return {Promise}        Promise return the plugin
   */
  enable (opts, id) {
    [ opts, id ] = this.__processArguments(opts, id)

    const call = {
      path: `/plugins/${id}/enable?`,
      method: 'POST',
      options: opts,
      statusCodes: {
        200: true,
        500: 'server error'
      }
    }

    return new Promise((resolve, reject) => {
      this.modem.dial(call, (err, conf) => {
        if (err) return reject(err)
        let plugin = new Plugin(this.modem, id)
        resolve(plugin)
      })
    })
  }

  /**
   * Disable a plugin
   * https://docs.docker.com/engine/reference/api/docker_remote_api_v1.24/#/disable-a-plugin
   * @param  {Object}   opts  Query params in the request (optional)
   * @param  {String}   id    ID of the plugin, if it's not set, use the id of the object (optional)
   * @return {Promise}        Promise return the plugin
   */
  disable (opts, id) {
    [ opts, id ] = this.__processArguments(opts, id)

    const call = {
      path: `/plugins/${id}/disable?`,
      method: 'POST',
      options: opts,
      statusCodes: {
        200: true,
        500: 'server error'
      }
    }

    return new Promise((resolve, reject) => {
      this.modem.dial(call, (err, conf) => {
        if (err) return reject(err)
        let plugin = new Plugin(this.modem, id)
        resolve(plugin)
      })
    })
  }

  __processArguments (opts, id) {
    if (typeof opts === "string" && !id) {
      id = opts
    }
    if (!id && this.id) {
      id = this.id
    }
    if (!opts) opts = {}
    return [ opts, id ]
  }
}

export default Plugin