c93b08dd68
Refactor do_instances to not call `callback` twice. Also don't assume if a `res` on an error callback from CloudApi._request. Fixes #26.
156 lines
3.8 KiB
JavaScript
156 lines
3.8 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 2015 Joyent, Inc.
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*
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* `triton instances ...`
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*/
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var format = require('util').format;
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var tabula = require('tabula');
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var vasync = require('vasync');
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var common = require('./common');
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// to be passed as query string args to /my/machines
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var validFilters = [
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'name',
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'image',
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'state',
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'memory',
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'tombstone',
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'credentials'
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];
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// columns default without -o
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var columnsDefault = 'shortid,name,img,state,primaryIp,ago';
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// columns default with -l
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var columnsDefaultLong = 'id,name,img,package,state,primaryIp,created';
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// sort default with -s
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var sortDefault = 'created';
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function do_instances(subcmd, opts, args, callback) {
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var self = this;
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if (opts.help) {
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this.do_help('help', {}, [subcmd], callback);
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return;
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}
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var columns = columnsDefault;
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if (opts.o) {
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columns = opts.o;
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} else if (opts.long) {
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columns = columnsDefaultLong;
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}
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columns = columns.split(',');
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var sort = opts.s.split(',');
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var listOpts;
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try {
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listOpts = common.kvToObj(args, validFilters);
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} catch (e) {
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callback(e);
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return;
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}
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var imgs;
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var insts;
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vasync.parallel({funcs: [
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function getTheImages(next) {
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self.tritonapi.listImages({useCache: true}, function (err, _imgs) {
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if (err) {
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next(err);
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} else {
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imgs = _imgs;
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next();
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}
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});
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},
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function getTheMachines(next) {
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self.tritonapi.cloudapi.listMachines(listOpts,
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function (err, _insts) {
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if (err) {
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next(err);
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} else {
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insts = _insts;
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next();
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}
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});
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}
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]}, function (err, results) {
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/*
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* Error handling: vasync.parallel's `err` is always a MultiError. We
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* want to prefer the `getTheMachines` err, e.g. if both get a
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* self-signed cert error.
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*/
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if (err) {
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err = results.operations[1].err || err;
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return callback(err);
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}
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// map "uuid" => "image_name"
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var imgmap = {};
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imgs.forEach(function (img) {
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imgmap[img.id] = format('%s@%s', img.name, img.version);
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});
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// Add extra fields for nice output.
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// XXX FWIW, the "extra fields" for images and packages are not added
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// for `opts.json`. Thoughts? We should be consistent there. --TM
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var now = new Date();
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insts.forEach(function (inst) {
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var created = new Date(inst.created);
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inst.ago = common.longAgo(created, now);
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inst.img = imgmap[inst.image] || inst.image;
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inst.shortid = inst.id.split('-', 1)[0];
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});
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if (opts.json) {
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common.jsonStream(insts);
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} else {
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tabula(insts, {
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skipHeader: opts.H,
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columns: columns,
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sort: sort,
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dottedLookup: true
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});
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}
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callback();
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});
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}
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do_instances.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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].concat(common.getCliTableOptions({
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includeLong: true,
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sortDefault: sortDefault
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}));
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do_instances.help = (
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'List instances.\n'
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+ '\n'
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+ 'Usage:\n'
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+ ' {{name}} instances [<filters>...]\n'
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+ '\n'
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+ '{{options}}'
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);
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do_instances.aliases = ['insts'];
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module.exports = do_instances;
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