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'use strict'
const BB = require('bluebird')
const crypto = require('crypto')
const figgyPudding = require('figgy-pudding')
const log = require('npmlog')
const npm = require('../npm.js')
const pack = require('../pack.js')
const path = require('path')
const npmSession = crypto.randomBytes(8).toString('hex')
log.verbose('npm-session', npmSession)
const SCOPE_REGISTRY_REGEX = /@.*:registry$/gi
const NpmConfig = figgyPudding({}, {
other (key) {
return key.match(SCOPE_REGISTRY_REGEX)
}
})
let baseConfig
module.exports = mkConfig
function mkConfig (...providers) {
if (!baseConfig) {
baseConfig = NpmConfig(npm.config, {
// Add some non-npm-config opts by hand.
cache: path.join(npm.config.get('cache'), '_cacache'),
// NOTE: npm has some magic logic around color distinct from the config
// value, so we have to override it here
color: !!npm.color,
dirPacker: pack.packGitDep,
hashAlgorithm: 'sha1',
includeDeprecated: false,
log,
'npm-session': npmSession,
'project-scope': npm.projectScope,
refer: npm.referer,
dmode: npm.modes.exec,
fmode: npm.modes.file,
umask: npm.modes.umask,
npmVersion: npm.version,
tmp: npm.tmp,
Promise: BB
})
const ownerStats = calculateOwner()
if (ownerStats.uid != null || ownerStats.gid != null) {
baseConfig = baseConfig.concat(ownerStats)
}
}
let conf = baseConfig.concat(...providers)
// Adapt some other configs if missing
if (npm.config.get('prefer-online') === undefined) {
conf = conf.concat({
'prefer-online': npm.config.get('cache-max') <= 0
})
}
if (npm.config.get('prefer-online') === undefined) {
conf = conf.concat({
'prefer-online': npm.config.get('cache-min') >= 9999
})
}
return conf
}
let effectiveOwner
function calculateOwner () {
if (!effectiveOwner) {
effectiveOwner = { uid: 0, gid: 0 }
// Pretty much only on windows
if (!process.getuid) {
return effectiveOwner
}
effectiveOwner.uid = +process.getuid()
effectiveOwner.gid = +process.getgid()
if (effectiveOwner.uid === 0) {
if (process.env.SUDO_UID) effectiveOwner.uid = +process.env.SUDO_UID
if (process.env.SUDO_GID) effectiveOwner.gid = +process.env.SUDO_GID
}
}
return effectiveOwner
}
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