90 lines
2.3 KiB
JavaScript
90 lines
2.3 KiB
JavaScript
'use strict'
|
|
|
|
const BB = require('bluebird')
|
|
|
|
const chownr = BB.promisify(require('chownr'))
|
|
const mkdirp = BB.promisify(require('mkdirp'))
|
|
const inflight = require('promise-inflight')
|
|
|
|
module.exports.chownr = fixOwner
|
|
function fixOwner (filepath, uid, gid) {
|
|
if (!process.getuid) {
|
|
// This platform doesn't need ownership fixing
|
|
return BB.resolve()
|
|
}
|
|
if (typeof uid !== 'number' && typeof gid !== 'number') {
|
|
// There's no permissions override. Nothing to do here.
|
|
return BB.resolve()
|
|
}
|
|
if ((typeof uid === 'number' && process.getuid() === uid) &&
|
|
(typeof gid === 'number' && process.getgid() === gid)) {
|
|
// No need to override if it's already what we used.
|
|
return BB.resolve()
|
|
}
|
|
return inflight(
|
|
'fixOwner: fixing ownership on ' + filepath,
|
|
() => chownr(
|
|
filepath,
|
|
typeof uid === 'number' ? uid : process.getuid(),
|
|
typeof gid === 'number' ? gid : process.getgid()
|
|
).catch({ code: 'ENOENT' }, () => null)
|
|
)
|
|
}
|
|
|
|
module.exports.chownr.sync = fixOwnerSync
|
|
function fixOwnerSync (filepath, uid, gid) {
|
|
if (!process.getuid) {
|
|
// This platform doesn't need ownership fixing
|
|
return
|
|
}
|
|
if (typeof uid !== 'number' && typeof gid !== 'number') {
|
|
// There's no permissions override. Nothing to do here.
|
|
return
|
|
}
|
|
if ((typeof uid === 'number' && process.getuid() === uid) &&
|
|
(typeof gid === 'number' && process.getgid() === gid)) {
|
|
// No need to override if it's already what we used.
|
|
return
|
|
}
|
|
try {
|
|
chownr.sync(
|
|
filepath,
|
|
typeof uid === 'number' ? uid : process.getuid(),
|
|
typeof gid === 'number' ? gid : process.getgid()
|
|
)
|
|
} catch (err) {
|
|
if (err.code === 'ENOENT') {
|
|
return null
|
|
}
|
|
}
|
|
}
|
|
|
|
module.exports.mkdirfix = mkdirfix
|
|
function mkdirfix (p, uid, gid, cb) {
|
|
return mkdirp(p).then(made => {
|
|
if (made) {
|
|
return fixOwner(made, uid, gid).then(() => made)
|
|
}
|
|
}).catch({ code: 'EEXIST' }, () => {
|
|
// There's a race in mkdirp!
|
|
return fixOwner(p, uid, gid).then(() => null)
|
|
})
|
|
}
|
|
|
|
module.exports.mkdirfix.sync = mkdirfixSync
|
|
function mkdirfixSync (p, uid, gid) {
|
|
try {
|
|
const made = mkdirp.sync(p)
|
|
if (made) {
|
|
fixOwnerSync(made, uid, gid)
|
|
return made
|
|
}
|
|
} catch (err) {
|
|
if (err.code === 'EEXIST') {
|
|
fixOwnerSync(p, uid, gid)
|
|
return null
|
|
} else {
|
|
throw err
|
|
}
|
|
}
|
|
}
|