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Edit File : core.js \| Size : 10.90 KB
var CC = require('config-chain').ConfigChain var inherits = require('inherits') var configDefs = require('./defaults.js') var types = configDefs.types var once = require('once') var fs = require('fs') var path = require('path') var nopt = require('nopt') var ini = require('ini') var Umask = configDefs.Umask var mkdirp = require('gentle-fs').mkdir var umask = require('../utils/umask') var isWindows = require('../utils/is-windows.js') exports.load = load exports.Conf = Conf exports.loaded = false exports.rootConf = null exports.usingBuiltin = false exports.defs = configDefs Object.defineProperty(exports, 'defaults', { get: function () { return configDefs.defaults }, enumerable: true }) Object.defineProperty(exports, 'types', { get: function () { return configDefs.types }, enumerable: true }) exports.validate = validate var myUid = process.getuid && process.getuid() var myGid = process.getgid && process.getgid() var loading = false var loadCbs = [] function load () { var cli, builtin, cb for (var i = 0; i < arguments.length; i++) { switch (typeof arguments[i]) { case 'string': builtin = arguments[i]; break case 'object': cli = arguments[i]; break case 'function': cb = arguments[i]; break } } if (!cb) cb = function () {} if (exports.loaded) { var ret = exports.loaded if (cli) { ret = new Conf(ret) ret.unshift(cli) } return process.nextTick(cb.bind(null, null, ret)) } // either a fresh object, or a clone of the passed in obj if (!cli) { cli = {} } else { cli = Object.keys(cli).reduce(function (c, k) { c[k] = cli[k] return c }, {}) } loadCbs.push(cb) if (loading) return loading = true cb = once(function (er, conf) { if (!er) { exports.loaded = conf loading = false } loadCbs.forEach(function (fn) { fn(er, conf) }) loadCbs.length = 0 }) // check for a builtin if provided. exports.usingBuiltin = !!builtin var rc = exports.rootConf = new Conf() if (builtin) { rc.addFile(builtin, 'builtin') } else { rc.add({}, 'builtin') } rc.on('load', function () { load_(builtin, rc, cli, cb) }) rc.on('error', cb) } function load_ (builtin, rc, cli, cb) { var defaults = configDefs.defaults var conf = new Conf(rc) conf.usingBuiltin = !!builtin conf.add(cli, 'cli') conf.addEnv() conf.loadPrefix(function (er) { if (er) return cb(er) // If you're doing `npm --userconfig=~/foo.npmrc` then you'd expect // that ~/.npmrc won't override the stuff in ~/foo.npmrc (or, indeed // be used at all). // // However, if the cwd is ~, then ~/.npmrc is the home for the project // config, and will override the userconfig. // // If you're not setting the userconfig explicitly, then it will be loaded // twice, which is harmless but excessive. If you are setting the // userconfig explicitly then it will override your explicit intent, and // that IS harmful and unexpected. // // Solution: Do not load project config file that is the same as either // the default or resolved userconfig value. npm will log a "verbose" // message about this when it happens, but it is a rare enough edge case // that we don't have to be super concerned about it. var projectConf = path.resolve(conf.localPrefix, '.npmrc') var defaultUserConfig = rc.get('userconfig') var resolvedUserConfig = conf.get('userconfig') if (!conf.get('global') && projectConf !== defaultUserConfig && projectConf !== resolvedUserConfig) { conf.addFile(projectConf, 'project') conf.once('load', afterPrefix) } else { conf.add({}, 'project') afterPrefix() } }) function afterPrefix () { conf.addFile(conf.get('userconfig'), 'user') conf.once('error', cb) conf.once('load', afterUser) } function afterUser () { // globalconfig and globalignorefile defaults // need to respond to the 'prefix' setting up to this point. // Eg, `npm config get globalconfig --prefix ~/local` should // return `~/local/etc/npmrc` // annoying humans and their expectations! if (conf.get('prefix')) { var etc = path.resolve(conf.get('prefix'), 'etc') defaults.globalconfig = path.resolve(etc, 'npmrc') defaults.globalignorefile = path.resolve(etc, 'npmignore') } conf.addFile(conf.get('globalconfig'), 'global') // move the builtin into the conf stack now. conf.root = defaults conf.add(rc.shift(), 'builtin') conf.once('load', function () { conf.loadExtras(afterExtras) }) } function afterExtras (er) { if (er) return cb(er) // warn about invalid bits. validate(conf) var cafile = conf.get('cafile') if (cafile) { return conf.loadCAFile(cafile, finalize) } finalize() } function finalize (er) { if (er) { return cb(er) } exports.loaded = conf cb(er, conf) } } // Basically the same as CC, but: // 1. Always ini // 2. Parses environment variable names in field values // 3. Field values that start with ~/ are replaced with process.env.HOME // 4. Can inherit from another Conf object, using it as the base. inherits(Conf, CC) function Conf (base) { if (!(this instanceof Conf)) return new Conf(base) CC.call(this) if (base) { if (base instanceof Conf) { this.root = base.list[0] \|\| base.root } else { this.root = base } } else { this.root = configDefs.defaults } } Conf.prototype.loadPrefix = require('./load-prefix.js') Conf.prototype.loadCAFile = require('./load-cafile.js') Conf.prototype.setUser = require('./set-user.js') Conf.prototype.getCredentialsByURI = require('./get-credentials-by-uri.js') Conf.prototype.setCredentialsByURI = require('./set-credentials-by-uri.js') Conf.prototype.clearCredentialsByURI = require('./clear-credentials-by-uri.js') Conf.prototype.loadExtras = function (cb) { this.setUser(function (er) { if (er) return cb(er) // Without prefix, nothing will ever work mkdirp(this.prefix, cb) }.bind(this)) } Conf.prototype.save = function (where, cb) { var target = this.sources[where] if (!target \|\| !(target.path \|\| target.source) \|\| !target.data) { var er if (where !== 'builtin') er = new Error('bad save target: ' + where) if (cb) { process.nextTick(cb.bind(null, er)) return this } return this.emit('error', er) } if (target.source) { var pref = target.prefix \|\| '' Object.keys(target.data).forEach(function (k) { target.source[pref + k] = target.data[k] }) if (cb) process.nextTick(cb) return this } var data = ini.stringify(target.data) var then = function then (er) { if (er) return done(er) fs.chmod(target.path, mode, done) } var done = function done (er) { if (er) { if (cb) return cb(er) else return this.emit('error', er) } this._saving-- if (this._saving === 0) { if (cb) cb() this.emit('save') } } then = then.bind(this) done = done.bind(this) this._saving++ var mode = where === 'user' ? '0600' : '0666' if (!data.trim()) { fs.unlink(target.path, function () { // ignore the possible error (e.g. the file doesn't exist) done(null) }) } else { // we don't have to use inferOwner here, because gentle-fs will // mkdir with the correctly inferred ownership. Just preserve it. const dir = path.dirname(target.path) mkdirp(dir, function (er) { if (er) return then(er) fs.stat(dir, (er, st) => { if (er) return then(er) fs.writeFile(target.path, data, 'utf8', function (er) { if (er) return then(er) if (myUid === 0 && (myUid !== st.uid \|\| myGid !== st.gid)) { fs.chown(target.path, st.uid, st.gid, then) } else { then() } }) }) }) } return this } Conf.prototype.addFile = function (file, name) { name = name \|\| file var marker = { __source__: name } this.sources[name] = { path: file, type: 'ini' } this.push(marker) this._await() fs.readFile(file, 'utf8', function (er, data) { // just ignore missing files. if (er) return this.add({}, marker) this.addString(data, file, 'ini', marker) }.bind(this)) return this } // always ini files. Conf.prototype.parse = function (content, file) { return CC.prototype.parse.call(this, content, file, 'ini') } Conf.prototype.add = function (data, marker) { try { Object.keys(data).forEach(function (k) { const newKey = envReplace(k) const newField = parseField(data[k], newKey) delete data[k] data[newKey] = newField }) } catch (e) { this.emit('error', e) return this } return CC.prototype.add.call(this, data, marker) } Conf.prototype.addEnv = function (env) { env = env \|\| process.env var conf = {} Object.keys(env) .filter(function (k) { return k.match(/^npm_config_/i) }) .forEach(function (k) { if (!env[k]) return // leave first char untouched, even if // it is a '_' - convert all other to '-' var p = k.toLowerCase() .replace(/^npm_config_/, '') .replace(/(?!^)_/g, '-') conf[p] = env[k] }) return CC.prototype.addEnv.call(this, '', conf, 'env') } function parseField (f, k) { if (typeof f !== 'string' && !(f instanceof String)) return f // type can be an array or single thing. var typeList = [].concat(types[k]) var isPath = typeList.indexOf(path) !== -1 var isBool = typeList.indexOf(Boolean) !== -1 var isString = typeList.indexOf(String) !== -1 var isUmask = typeList.indexOf(Umask) !== -1 var isNumber = typeList.indexOf(Number) !== -1 f = ('' + f).trim() if (f.match(/^"."$/)) { try { f = JSON.parse(f) } catch (e) { throw new Error('Failed parsing JSON config key ' + k + ': ' + f) } } if (isBool && !isString && f === '') return true switch (f) { case 'true': return true case 'false': return false case 'null': return null case 'undefined': return undefined } f = envReplace(f) if (isPath) { var homePattern = isWindows ? /^~(\/\|\\)/ : /^~\// if (f.match(homePattern) && process.env.HOME) { f = path.resolve(process.env.HOME, f.substr(2)) } f = path.resolve(f) } if (isUmask) f = umask.fromString(f) if (isNumber && !isNaN(f)) f = +f return f } function envReplace (f) { if (typeof f !== 'string' \|\| !f) return f // replace any ${ENV} values with the appropriate environ. var envExpr = /(\\)\$\{([^}]+)\}/g return f.replace(envExpr, function (orig, esc, name) { esc = esc.length && esc.length % 2 if (esc) return orig if (undefined === process.env[name]) { throw new Error('Failed to replace env in config: ' + orig) } return process.env[name] }) } function validate (cl) { // warn about invalid configs at every level. cl.list.forEach(function (conf) { nopt.clean(conf, configDefs.types) }) nopt.clean(cl.root, configDefs.types) } Back

Edit File : core.js | Size : 10.90 KB

var CC = require('config-chain').ConfigChain
var inherits = require('inherits')
var configDefs = require('./defaults.js')
var types = configDefs.types
var once = require('once')
var fs = require('fs')
var path = require('path')
var nopt = require('nopt')
var ini = require('ini')
var Umask = configDefs.Umask
var mkdirp = require('gentle-fs').mkdir
var umask = require('../utils/umask')
var isWindows = require('../utils/is-windows.js')

exports.load = load
exports.Conf = Conf
exports.loaded = false
exports.rootConf = null
exports.usingBuiltin = false
exports.defs = configDefs

Object.defineProperty(exports, 'defaults', { get: function () {
  return configDefs.defaults
},
enumerable: true })

Object.defineProperty(exports, 'types', { get: function () {
  return configDefs.types
},
enumerable: true })

exports.validate = validate

var myUid = process.getuid && process.getuid()
var myGid = process.getgid && process.getgid()

var loading = false
var loadCbs = []
function load () {
  var cli, builtin, cb
  for (var i = 0; i < arguments.length; i++) {
    switch (typeof arguments[i]) {
      case 'string': builtin = arguments[i]; break
      case 'object': cli = arguments[i]; break
      case 'function': cb = arguments[i]; break
    }
  }

if (!cb) cb = function () {}

if (exports.loaded) {
    var ret = exports.loaded
    if (cli) {
      ret = new Conf(ret)
      ret.unshift(cli)
    }
    return process.nextTick(cb.bind(null, null, ret))
  }

// either a fresh object, or a clone of the passed in obj
  if (!cli) {
    cli = {}
  } else {
    cli = Object.keys(cli).reduce(function (c, k) {
      c[k] = cli[k]
      return c
    }, {})
  }

loadCbs.push(cb)
  if (loading) return

loading = true

cb = once(function (er, conf) {
    if (!er) {
      exports.loaded = conf
      loading = false
    }
    loadCbs.forEach(function (fn) {
      fn(er, conf)
    })
    loadCbs.length = 0
  })

// check for a builtin if provided.
  exports.usingBuiltin = !!builtin
  var rc = exports.rootConf = new Conf()
  if (builtin) {
    rc.addFile(builtin, 'builtin')
  } else {
    rc.add({}, 'builtin')
  }

rc.on('load', function () {
    load_(builtin, rc, cli, cb)
  })
  rc.on('error', cb)
}

function load_ (builtin, rc, cli, cb) {
  var defaults = configDefs.defaults
  var conf = new Conf(rc)

conf.usingBuiltin = !!builtin
  conf.add(cli, 'cli')
  conf.addEnv()

conf.loadPrefix(function (er) {
    if (er) return cb(er)

// If you're doing `npm --userconfig=~/foo.npmrc` then you'd expect
    // that ~/.npmrc won't override the stuff in ~/foo.npmrc (or, indeed
    // be used at all).
    //
    // However, if the cwd is ~, then ~/.npmrc is the home for the project
    // config, and will override the userconfig.
    //
    // If you're not setting the userconfig explicitly, then it will be loaded
    // twice, which is harmless but excessive.  If you *are* setting the
    // userconfig explicitly then it will override your explicit intent, and
    // that IS harmful and unexpected.
    //
    // Solution: Do not load project config file that is the same as either
    // the default or resolved userconfig value.  npm will log a "verbose"
    // message about this when it happens, but it is a rare enough edge case
    // that we don't have to be super concerned about it.
    var projectConf = path.resolve(conf.localPrefix, '.npmrc')
    var defaultUserConfig = rc.get('userconfig')
    var resolvedUserConfig = conf.get('userconfig')
    if (!conf.get('global') &&
        projectConf !== defaultUserConfig &&
        projectConf !== resolvedUserConfig) {
      conf.addFile(projectConf, 'project')
      conf.once('load', afterPrefix)
    } else {
      conf.add({}, 'project')
      afterPrefix()
    }
  })

function afterPrefix () {
    conf.addFile(conf.get('userconfig'), 'user')
    conf.once('error', cb)
    conf.once('load', afterUser)
  }

function afterUser () {
    // globalconfig and globalignorefile defaults
    // need to respond to the 'prefix' setting up to this point.
    // Eg, `npm config get globalconfig --prefix ~/local` should
    // return `~/local/etc/npmrc`
    // annoying humans and their expectations!
    if (conf.get('prefix')) {
      var etc = path.resolve(conf.get('prefix'), 'etc')
      defaults.globalconfig = path.resolve(etc, 'npmrc')
      defaults.globalignorefile = path.resolve(etc, 'npmignore')
    }

conf.addFile(conf.get('globalconfig'), 'global')

// move the builtin into the conf stack now.
    conf.root = defaults
    conf.add(rc.shift(), 'builtin')
    conf.once('load', function () {
      conf.loadExtras(afterExtras)
    })
  }

function afterExtras (er) {
    if (er) return cb(er)

// warn about invalid bits.
    validate(conf)

var cafile = conf.get('cafile')

if (cafile) {
      return conf.loadCAFile(cafile, finalize)
    }

finalize()
  }

function finalize (er) {
    if (er) {
      return cb(er)
    }

exports.loaded = conf
    cb(er, conf)
  }
}

// Basically the same as CC, but:
// 1. Always ini
// 2. Parses environment variable names in field values
// 3. Field values that start with ~/ are replaced with process.env.HOME
// 4. Can inherit from another Conf object, using it as the base.
inherits(Conf, CC)
function Conf (base) {
  if (!(this instanceof Conf)) return new Conf(base)

CC.call(this)

if (base) {
    if (base instanceof Conf) {
      this.root = base.list[0] || base.root
    } else {
      this.root = base
    }
  } else {
    this.root = configDefs.defaults
  }
}

Conf.prototype.loadPrefix = require('./load-prefix.js')
Conf.prototype.loadCAFile = require('./load-cafile.js')
Conf.prototype.setUser = require('./set-user.js')
Conf.prototype.getCredentialsByURI = require('./get-credentials-by-uri.js')
Conf.prototype.setCredentialsByURI = require('./set-credentials-by-uri.js')
Conf.prototype.clearCredentialsByURI = require('./clear-credentials-by-uri.js')

Conf.prototype.loadExtras = function (cb) {
  this.setUser(function (er) {
    if (er) return cb(er)
    // Without prefix, nothing will ever work
    mkdirp(this.prefix, cb)
  }.bind(this))
}

Conf.prototype.save = function (where, cb) {
  var target = this.sources[where]
  if (!target || !(target.path || target.source) || !target.data) {
    var er
    if (where !== 'builtin') er = new Error('bad save target: ' + where)
    if (cb) {
      process.nextTick(cb.bind(null, er))
      return this
    }
    return this.emit('error', er)
  }

if (target.source) {
    var pref = target.prefix || ''
    Object.keys(target.data).forEach(function (k) {
      target.source[pref + k] = target.data[k]
    })
    if (cb) process.nextTick(cb)
    return this
  }

var data = ini.stringify(target.data)

var then = function then (er) {
    if (er) return done(er)

fs.chmod(target.path, mode, done)
  }

var done = function done (er) {
    if (er) {
      if (cb) return cb(er)
      else return this.emit('error', er)
    }
    this._saving--
    if (this._saving === 0) {
      if (cb) cb()
      this.emit('save')
    }
  }

then = then.bind(this)
  done = done.bind(this)
  this._saving++

var mode = where === 'user' ? '0600' : '0666'
  if (!data.trim()) {
    fs.unlink(target.path, function () {
      // ignore the possible error (e.g. the file doesn't exist)
      done(null)
    })
  } else {
    // we don't have to use inferOwner here, because gentle-fs will
    // mkdir with the correctly inferred ownership.  Just preserve it.
    const dir = path.dirname(target.path)
    mkdirp(dir, function (er) {
      if (er) return then(er)
      fs.stat(dir, (er, st) => {
        if (er) return then(er)
        fs.writeFile(target.path, data, 'utf8', function (er) {
          if (er) return then(er)
          if (myUid === 0 && (myUid !== st.uid || myGid !== st.gid)) {
            fs.chown(target.path, st.uid, st.gid, then)
          } else {
            then()
          }
        })
      })
    })
  }

return this
}

Conf.prototype.addFile = function (file, name) {
  name = name || file
  var marker = { __source__: name }
  this.sources[name] = { path: file, type: 'ini' }
  this.push(marker)
  this._await()
  fs.readFile(file, 'utf8', function (er, data) {
    // just ignore missing files.
    if (er) return this.add({}, marker)

this.addString(data, file, 'ini', marker)
  }.bind(this))
  return this
}

// always ini files.
Conf.prototype.parse = function (content, file) {
  return CC.prototype.parse.call(this, content, file, 'ini')
}

Conf.prototype.add = function (data, marker) {
  try {
    Object.keys(data).forEach(function (k) {
      const newKey = envReplace(k)
      const newField = parseField(data[k], newKey)
      delete data[k]
      data[newKey] = newField
    })
  } catch (e) {
    this.emit('error', e)
    return this
  }
  return CC.prototype.add.call(this, data, marker)
}

Conf.prototype.addEnv = function (env) {
  env = env || process.env
  var conf = {}
  Object.keys(env)
    .filter(function (k) { return k.match(/^npm_config_/i) })
    .forEach(function (k) {
      if (!env[k]) return

// leave first char untouched, even if
      // it is a '_' - convert all other to '-'
      var p = k.toLowerCase()
        .replace(/^npm_config_/, '')
        .replace(/(?!^)_/g, '-')
      conf[p] = env[k]
    })
  return CC.prototype.addEnv.call(this, '', conf, 'env')
}

function parseField (f, k) {
  if (typeof f !== 'string' && !(f instanceof String)) return f

// type can be an array or single thing.
  var typeList = [].concat(types[k])
  var isPath = typeList.indexOf(path) !== -1
  var isBool = typeList.indexOf(Boolean) !== -1
  var isString = typeList.indexOf(String) !== -1
  var isUmask = typeList.indexOf(Umask) !== -1
  var isNumber = typeList.indexOf(Number) !== -1

f = ('' + f).trim()

if (f.match(/^".*"$/)) {
    try {
      f = JSON.parse(f)
    } catch (e) {
      throw new Error('Failed parsing JSON config key ' + k + ': ' + f)
    }
  }

if (isBool && !isString && f === '') return true

switch (f) {
    case 'true': return true
    case 'false': return false
    case 'null': return null
    case 'undefined': return undefined
  }

f = envReplace(f)

if (isPath) {
    var homePattern = isWindows ? /^~(\/|\\)/ : /^~\//
    if (f.match(homePattern) && process.env.HOME) {
      f = path.resolve(process.env.HOME, f.substr(2))
    }
    f = path.resolve(f)
  }

if (isUmask) f = umask.fromString(f)

if (isNumber && !isNaN(f)) f = +f

return f
}

function envReplace (f) {
  if (typeof f !== 'string' || !f) return f

// replace any ${ENV} values with the appropriate environ.
  var envExpr = /(\\*)\$\{([^}]+)\}/g
  return f.replace(envExpr, function (orig, esc, name) {
    esc = esc.length && esc.length % 2
    if (esc) return orig
    if (undefined === process.env[name]) {
      throw new Error('Failed to replace env in config: ' + orig)
    }

return process.env[name]
  })
}

function validate (cl) {
  // warn about invalid configs at every level.
  cl.list.forEach(function (conf) {
    nopt.clean(conf, configDefs.types)
  })

nopt.clean(cl.root, configDefs.types)
}

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