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node-spearhead/lib/do_image/do_get.js

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/*
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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.
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*
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* `triton image get ...`
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*/
var format = require('util').format;
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var errors = require('../errors');
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function do_get(subcmd, opts, args, callback) {
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if (opts.help) {
this.do_help('help', {}, [subcmd], callback);
return;
} else if (args.length !== 1) {
return callback(new errors.UsageError(format(
'incorrect number of args (%d)', args.length)));
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}
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this.top.tritonapi.getImage(args[0], function onRes(err, img) {
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if (err) {
return callback(err);
}
if (opts.json) {
console.log(JSON.stringify(img));
} else {
console.log(JSON.stringify(img, null, 4));
}
callback();
});
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}
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do_get.options = [
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{
names: ['help', 'h'],
type: 'bool',
help: 'Show this help.'
},
{
names: ['json', 'j'],
type: 'bool',
help: 'JSON stream output.'
}
];
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do_get.help = (
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/* BEGIN JSSTYLED */
'Get an image.\n' +
'\n' +
'Usage:\n' +
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' {{name}} image get [<options>] ID|NAME\n' +
'\n' +
'{{options}}' +
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'\n' +
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'If there is more than one image with the given "NAME", the latest\n' +
'image (by "published_at") is returned.\n' +
'\n' +
'Note: Currently this dumps prettified JSON by default. That might change\n' +
'in the future. Use "-j" to explicitly get JSON output.\n'
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/* END JSSTYLED */
);
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module.exports = do_get;