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verdaccio/lib/plugins/htpasswd/utils.js

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var crypto = require('crypto')
var crypt3 = require('./crypt3')
var locker = require('../../file-locking')
// this function neither unlocks file nor closes it
// it'll have to be done manually later
function lock_and_read(name, cb) {
locker.readFile(name, {lock: true}, function (err, res) {
if (err) {
return cb(err)
}
return cb(null, res)
})
}
// close and unlock file
function unlock_file(name, cb) {
locker.unlockFile(name, cb)
}
function parse_htpasswd(input) {
var result = {}
input.split('\n').forEach(function(line) {
var args = line.split(':', 3)
if (args.length > 1) result[args[0]] = args[1]
})
return result
}
function verify_password(user, passwd, hash) {
if (hash.indexOf('{PLAIN}') === 0) {
return passwd === hash.substr(7)
} else if (hash.indexOf('{SHA}') === 0) {
return crypto.createHash('sha1').update(passwd, 'binary').digest('base64') === hash.substr(5)
} else if (crypt3) {
return crypt3(passwd, hash) === hash
} else {
return false
}
}
function add_user_to_htpasswd(body, user, passwd) {
if (user !== encodeURIComponent(user)) {
var err = Error('username should not contain non-uri-safe characters')
err.status = 409
throw err
}
if (crypt3) {
passwd = crypt3(passwd)
} else {
passwd = '{SHA}' + crypto.createHash('sha1').update(passwd, 'binary').digest('base64')
}
var comment = 'autocreated ' + (new Date()).toJSON()
var newline = user + ':' + passwd + ':' + comment + '\n'
if (body.length && body[body.length-1] !== '\n') newline = '\n' + newline
return body + newline
}
module.exports.parse_htpasswd = parse_htpasswd
module.exports.verify_password = verify_password
module.exports.add_user_to_htpasswd = add_user_to_htpasswd
module.exports.lock_and_read = lock_and_read
module.exports.unlock_file = unlock_file