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Create target upfront #112

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merged 6 commits into from
Oct 23, 2017
Merged

Create target upfront #112

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7b892a9
Create target upfront
May 22, 2016
c575f0a
🐛 Fix FD leak
cstruct Oct 22, 2017
ee98f7b
🐛 Target not found errors
cstruct Oct 22, 2017
0755d48
🐛 Only clean target when we have created it
cstruct Oct 22, 2017
76a1618
🐛 Add cleanup as soon as we have created the target
cstruct Oct 23, 2017
5b2ffd1
🐛 Don't cleanup on unknown errors
cstruct Oct 23, 2017
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18 changes: 12 additions & 6 deletions lib/appdmg.js
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Original file line number Diff line number Diff line change
Expand Up @@ -77,12 +77,18 @@ module.exports = exports = function (options) {
**/

pipeline.addStep('Looking for target', function (next) {
fs.exists(global.target, function (exists) {
if (exists) {
next(new Error('Target already exists'))
} else {
next(null)
}
fs.writeFile(global.target, '', { flag: 'wx' }, function (err) {
if (err && err.code === 'EEXIST') return next(new Error('Target already exists'))
if (err) return next(err)

pipeline.addCleanupStep('unlink-target', 'Removing target image', function (next, hasErrored) {
if (hasErrored) {
fs.unlink(global.target, next)
} else {
next(null)
}
})
next(null)
})
})

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1 change: 1 addition & 0 deletions lib/hdiutil.js
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Expand Up @@ -5,6 +5,7 @@ var util = require('./util')
exports.convert = function (source, format, target, cb) {
var args = []
args.push('convert', source)
args.push('-ov')
args.push('-format', format)
args.push('-imagekey', 'zlib-level=9')
args.push('-o', target)
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5 changes: 4 additions & 1 deletion lib/pipeline.js
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Expand Up @@ -24,6 +24,9 @@ Pipeline.prototype._runStep = function (step, nextAction, cb) {
var next = function (err) {
if (err) {
that._progress({ type: 'step-end', status: 'error' })

that.hasErrored = true

that.runRemainingCleanups(function (err2) {
if (err2) console.error(err2)
cb(err)
Expand Down Expand Up @@ -67,7 +70,7 @@ Pipeline.prototype.runCleanup = function (id, cb) {
delete this.cleanupStore[id]
this.cleanupList.splice(idx, 1)

return fn(cb)
return fn(cb, this.hasErrored)
}

Pipeline.prototype.runRemainingCleanups = function (cb) {
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2 changes: 1 addition & 1 deletion test/api.js
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Expand Up @@ -9,7 +9,7 @@ var path = require('path')
var temp = require('fs-temp')
var assert = require('assert')

var STEPS = 21
var STEPS = 22

function runAppdmg (opts, verify, cb) {
var progressCalled = 0
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