147 lines
4.5 KiB
JavaScript
147 lines
4.5 KiB
JavaScript
/*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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/*
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* Copyright 2016 Joyent, Inc.
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*
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* `triton image wait ...`
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*/
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var vasync = require('vasync');
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var distractions = require('../distractions');
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var errors = require('../errors');
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function do_wait(subcmd, opts, args, cb) {
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var self = this;
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if (opts.help) {
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return this.do_help('help', {}, [subcmd], cb);
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} else if (args.length < 1) {
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return cb(new errors.UsageError('missing IMAGE arg(s)'));
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}
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var ids = args;
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var states = [];
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opts.states.forEach(function (s) {
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/* JSSTYLED */
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states = states.concat(s.trim().split(/\s*,\s*/g));
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});
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var distraction;
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var done = 0;
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var imgFromId = {};
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vasync.pipeline({funcs: [
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function getImgs(_, next) {
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vasync.forEachParallel({
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inputs: ids,
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func: function getImg(id, nextImg) {
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self.top.tritonapi.getImage(id, function (err, img) {
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if (err) {
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return nextImg(err);
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}
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if (states.indexOf(img.state) !== -1) {
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console.log('%d/%d: Image %s (%s@%s) already %s',
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++done, ids.length, img.id, img.name,
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img.version, img.state);
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} else {
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imgFromId[img.id] = img;
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}
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nextImg();
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});
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}
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}, next);
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},
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function waitForImgs(_, next) {
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var idsToWaitFor = Object.keys(imgFromId);
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if (idsToWaitFor.length === 0) {
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return next();
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}
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if (idsToWaitFor.length === 1) {
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var img2 = imgFromId[idsToWaitFor[0]];
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console.log(
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'Waiting for image %s (%s@%s) to enter state (states: %s)',
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img2.id, img2.name, img2.version, states.join(', '));
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} else {
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console.log(
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'Waiting for %d images to enter state (states: %s)',
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idsToWaitFor.length, states.join(', '));
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}
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/*
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* TODO: need BigSpinner.log first.
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* TODO: Also when adding a spinner, we need an equiv option to
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* `triton create -wwww` to trigger the spinner (and size). By
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* default: no spinner.
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*/
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if (false &&
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process.stderr.isTTY)
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{
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distraction = distractions.createDistraction();
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}
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vasync.forEachParallel({
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inputs: idsToWaitFor,
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func: function waitForImg(id, nextImg) {
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self.top.tritonapi.cloudapi.waitForImageStates({
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id: id,
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states: states
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}, function (err, img, res) {
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if (err) {
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return nextImg(err);
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}
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console.log('%d/%d: Image %s (%s@%s) moved to state %s',
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++done, ids.length, img.id, img.name,
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img.version, img.state);
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nextImg();
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});
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}
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}, next);
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}
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]}, function (err) {
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if (distraction) {
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distraction.destroy();
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}
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cb(err);
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});
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}
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do_wait.synopses = ['{{name}} {{cmd}} [-s STATES] IMAGE [IMAGE ...]'];
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do_wait.help = [
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'Wait for images to change to a particular state.',
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'',
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'{{usage}}',
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'',
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'{{options}}',
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'Where "states" is a comma-separated list of target instance states,',
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'by default "active,failed". In other words, "triton img wait foo0" will',
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'wait for image "foo0" to complete creation.'
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].join('\n');
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do_wait.options = [
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{
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names: ['help', 'h'],
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type: 'bool',
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help: 'Show this help.'
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},
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{
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names: ['states', 's'],
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type: 'arrayOfString',
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default: ['active', 'failed'],
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helpArg: 'STATES',
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help: 'Instance states on which to wait. Default is "active,failed". '
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+ 'Values can be comma-separated or multiple uses of the option.'
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}
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];
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do_wait.completionArgtypes = ['tritonimage'];
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module.exports = do_wait;
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