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node-spearhead/lib/do_image/do_create.js

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/*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
/*
* Copyright 2015 Joyent, Inc.
*
* `triton image create ...`
*/
var assert = require('assert-plus');
var format = require('util').format;
var fs = require('fs');
var strsplit = require('strsplit');
var tabula = require('tabula');
var vasync = require('vasync');
var common = require('../common');
var distractions = require('../distractions');
var errors = require('../errors');
var mat = require('../metadataandtags');
// ---- the command
function do_create(subcmd, opts, args, cb) {
var self = this;
if (opts.help) {
this.do_help('help', {}, [subcmd], cb);
return;
} else if (args.length !== 3) {
cb(new errors.UsageError(
'incorrect number of args: expect 3, got ' + args.length));
return;
}
var log = this.top.log;
var cloudapi = this.top.tritonapi.cloudapi;
vasync.pipeline({arg: {}, funcs: [
function loadTags(ctx, next) {
mat.tagsFromCreateOpts(opts, log, function (err, tags) {
if (err) {
next(err);
return;
}
if (tags) {
log.trace({tags: tags}, 'tags loaded from opts');
ctx.tags = tags;
}
next();
});
},
function loadAcl(ctx, next) {
if (!opts.acl) {
next();
return;
}
for (var i = 0; i < opts.acl.length; i++) {
if (!common.isUUID(opts.acl[i])) {
next(new errors.UsageError(format(
'invalid --acl: "%s" is not a UUID', opts.acl[i])));
return;
}
}
ctx.acl = opts.acl;
next();
},
function getInst(ctx, next) {
var id = args[0];
if (common.isUUID(id)) {
ctx.inst = {id: id};
next();
return;
}
self.top.tritonapi.getInstance(id, function (err, inst) {
if (err) {
next(err);
return;
}
log.trace({inst: inst}, 'image create: inst');
ctx.inst = inst;
next();
});
},
function createImg(ctx, next) {
var createOpts = {
machine: ctx.inst.id,
name: args[1],
version: args[2],
description: opts.description,
homepage: opts.homepage,
eula: opts.eula,
acl: ctx.acl,
tags: ctx.tags
};
log.trace({dryRun: opts.dry_run, createOpts: createOpts},
'image create createOpts');
ctx.start = Date.now();
if (opts.dry_run) {
ctx.inst = {
id: 'cafecafe-4c0e-11e5-86cd-a7fd38d2a50b',
name: 'this-is-a-dry-run'
};
console.log('Creating image %s@%s from instance %s%s',
createOpts.name, createOpts.version, ctx.inst.id,
(ctx.inst.name ? ' ('+ctx.inst.name+')' : ''));
next();
return;
}
cloudapi.createImageFromMachine(createOpts, function (err, img) {
if (err) {
next(new errors.TritonError(err, 'error creating image'));
return;
}
ctx.img = img;
if (opts.json) {
console.log(JSON.stringify(img));
} else {
console.log('Creating image %s@%s (%s)',
img.name, img.version, img.id);
}
next();
});
},
function maybeWait(ctx, next) {
if (!opts.wait) {
return next();
}
// 1 'wait': no distraction.
// >1 'wait': distraction, pass in the N.
var distraction;
if (process.stderr.isTTY && opts.wait.length > 1) {
distraction = distractions.createDistraction(opts.wait.length);
}
// Dry-run: fake wait for a few seconds.
var waiter = (opts.dry_run ?
function dryWait(waitOpts, waitCb) {
setTimeout(function () {
ctx.img.state = 'running';
waitCb(null, ctx.img);
}, 5000);
}
: cloudapi.waitForImageStates.bind(cloudapi));
waiter({
id: ctx.img.id,
states: ['active', 'failed']
}, function (err, img) {
if (distraction) {
distraction.destroy();
}
if (err) {
return next(err);
}
if (opts.json) {
console.log(JSON.stringify(img));
} else if (img.state === 'active') {
var dur = Date.now() - ctx.start;
console.log('Created image %s (%s@%s) in %s',
img.id, img.name, img.version,
common.humanDurationFromMs(dur));
}
if (img.state !== 'active') {
next(new Error(format('failed to create image %s (%s@%s)%s',
img.id, img.name, img.version,
(img.error ? format(': (%s) %s',
img.error.code, img.error.message): ''))));
} else {
next();
}
});
}
]}, function (err) {
cb(err);
});
}
do_create.options = [
{
names: ['help', 'h'],
type: 'bool',
help: 'Show this help.'
},
{
group: 'Create options'
},
{
names: ['description', 'd'],
type: 'string',
helpArg: 'DESC',
help: 'A short description of the image.'
},
{
names: ['homepage'],
type: 'string',
helpArg: 'URL',
help: 'A homepage URL for the image.'
},
{
names: ['eula'],
type: 'string',
helpArg: 'DESC',
help: 'A URL for an End User License Agreement (EULA) for the image.'
},
{
names: ['acl'],
type: 'arrayOfString',
helpArg: 'ID',
help: 'Access Control List. The ID of an account to which to give ' +
'access to this private image. This option can be used multiple ' +
'times to give access to multiple accounts.'
},
{
names: ['tag', 't'],
type: 'arrayOfString',
helpArg: 'TAG',
help: 'Add a tag when creating the image. Tags are ' +
'key/value pairs available on the image API object as the ' +
'"tags" field. TAG is one of: a "key=value" string (bool and ' +
'numeric "value" are converted to that type), a JSON object ' +
'(if first char is "{"), or a "@FILE" to have tags be ' +
'loaded from FILE. This option can be used multiple times.'
},
{
group: 'Other options'
},
{
names: ['dry-run'],
type: 'bool',
help: 'Go through the motions without actually creating.'
},
{
names: ['wait', 'w'],
type: 'arrayOfBool',
help: 'Wait for the creation to complete. Use multiple times for a ' +
'spinner.'
},
{
names: ['json', 'j'],
type: 'bool',
help: 'JSON stream output.'
}
];
do_create.help = (
/* BEGIN JSSTYLED */
'Create a new instance.\n' +
'\n' +
'Usage:\n' +
' {{name}} create [<options>] INSTANCE IMAGE-NAME IMAGE-VERSION\n' +
'\n' +
'{{options}}'
/* END JSSTYLED */
);
do_create.helpOpts = {
maxHelpCol: 20
};
module.exports = do_create;