135 lines
4.1 KiB
JavaScript
135 lines
4.1 KiB
JavaScript
/*
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* Copyright 2015 Joyent Inc.
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*
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* `triton wait-instance ...`
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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_instance(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 INSTANCE 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 instFromId = {};
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vasync.pipeline({funcs: [
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function getInsts(_, next) {
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vasync.forEachParallel({
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inputs: ids,
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func: function getInst(id, nextInst) {
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self.triton.getInstance(id, function (err, inst) {
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if (err) {
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return nextInst(err);
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}
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if (states.indexOf(inst.state) !== -1) {
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console.log('%d/%d: Instance %s (%s) already %s',
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++done, ids.length, inst.name, id, inst.state);
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} else {
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instFromId[inst.id] = inst;
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}
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nextInst();
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});
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}
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}, next);
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},
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function waitForInsts(_, next) {
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var idsToWaitFor = Object.keys(instFromId);
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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 inst2 = instFromId[idsToWaitFor[0]];
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console.log(
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'Waiting for instance %s (%s) to enter state (states: %s)',
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inst2.name, inst2.id, states.join(', '));
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} else {
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console.log(
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'Waiting for %d instances to enter state (states: %s)',
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idsToWaitFor.length, states.join(', '));
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}
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if (false && /* TODO: need BigSpinner.log first */
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!opts.quiet && 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 waitForInst(id, nextInst) {
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self.triton.cloudapi.waitForMachineStates({
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id: id,
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states: states
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}, function (err, inst, res) {
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if (err) {
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return nextInst(err);
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}
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console.log('%d/%d: Instance %s (%s) moved to state %s',
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++done, ids.length, inst.name, inst.id, inst.state);
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nextInst();
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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_instance.aliases = ['wait'];
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do_wait_instance.help = [
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'Wait on instances changing state.',
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'',
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'Usage:',
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' {{name}} wait [-s STATES] INSTANCE [INSTANCE ...]',
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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 "running,failed". In other words, "triton wait foo0" will',
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'wait for instance "foo0" to complete provisioning.'
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].join('\n');
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do_wait_instance.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: ['quiet', 'q'],
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type: 'bool',
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help: 'No progress spinner while waiting.'
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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: ['running', 'failed'],
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helpArg: 'STATES',
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help: 'Instance states on which to wait. Default is "running,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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module.exports = do_wait_instance;
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