]>
git.immae.eu Git - github/Chocobozzz/PeerTube.git/blob - src/utils.js
4 var async
= require('async')
5 var config
= require('config')
6 var crypto
= require('crypto')
8 var openssl
= require('openssl-wrapper')
9 var request
= require('request')
10 var replay
= require('request-replay')
11 var ursa
= require('ursa')
13 var logger
= require('./logger')
17 var http
= config
.get('webserver.https') ? 'https' : 'http'
18 var host
= config
.get('webserver.host')
19 var port
= config
.get('webserver.port')
20 var algorithm
= 'aes-256-ctr'
22 // ----------- Private functions ----------
24 function makeRetryRequest (params
, from_url
, to_pod
, signature
, callbackEach
) {
25 // Append the signature
27 params
.json
.signature
= {
33 logger
.debug('Make retry requests to %s.', to_pod
.url
)
34 // Default 10 but in tests we want to be faster
35 var retries
= utils
.isTestInstance() ? 2 : 10
38 request
.post(params
, function (err
, response
, body
) {
39 callbackEach(err
, response
, body
, params
.url
, to_pod
)
45 errorCodes: [ 'EADDRINFO', 'ETIMEDOUT', 'ECONNRESET', 'ESOCKETTIMEDOUT', 'ENOTFOUND', 'ECONNREFUSED' ]
47 ).on('replay', function (replay
) {
48 logger
.info('Replaying request to %s. Request failed: %d %s. Replay number: #%d. Will retry in: %d ms.',
49 params
.url
, replay
.error
.code
, replay
.error
.message
, replay
.number
, replay
.delay
)
53 // ----------- Public attributes ----------
54 utils
.certDir
= __dirname
+ '/../' + config
.get('storage.certs')
57 utils
.makeMultipleRetryRequest = function (all_data
, pods
, callbackEach
, callback
) {
59 callback
= callbackEach
60 callbackEach = function () {}
63 var url
= http
+ '://' + host
+ ':' + port
66 // Add signature if it is specified in the params
67 if (all_data
.method
=== 'POST' && all_data
.data
&& all_data
.sign
=== true) {
68 var myKey
= ursa
.createPrivateKey(fs
.readFileSync(utils
.certDir
+ 'peertube.key.pem'))
69 signature
= myKey
.hashAndSign('sha256', url
, 'utf8', 'hex')
72 // Make a request for each pod
73 async
.each(pods
, function (pod
, callback_each_async
) {
74 function callbackEachRetryRequest (err
, response
, body
, url
, pod
) {
75 callbackEach(err
, response
, body
, url
, pod
, function () {
81 url: pod
.url
+ all_data
.path
,
82 method: all_data
.method
85 // Add data with POST requst ?
86 if (all_data
.method
=== 'POST' && all_data
.data
) {
88 if (all_data
.encrypt
=== true) {
89 var crt
= ursa
.createPublicKey(pod
.publicKey
)
92 ;(function (crt_copy
, copy_params
, copy_url
, copy_pod
, copy_signature
) {
93 utils
.symetricEncrypt(JSON
.stringify(all_data
.data
), function (err
, dataEncrypted
) {
96 var passwordEncrypted
= crt_copy
.encrypt(dataEncrypted
.password
, 'utf8', 'hex')
98 data: dataEncrypted
.crypted
,
99 key: passwordEncrypted
102 makeRetryRequest(copy_params
, copy_url
, copy_pod
, copy_signature
, callbackEachRetryRequest
)
104 })(crt
, params
, url
, pod
, signature
)
106 params
.json
= { data: all_data
.data
}
107 makeRetryRequest(params
, url
, pod
, signature
, callbackEachRetryRequest
)
110 makeRetryRequest(params
, url
, pod
, signature
, callbackEachRetryRequest
)
115 utils
.certsExist = function (callback
) {
116 fs
.exists(utils
.certDir
+ 'peertube.key.pem', function (exists
) {
117 return callback(exists
)
121 utils
.createCerts = function (callback
) {
122 utils
.certsExist(function (exist
) {
123 if (exist
=== true) {
124 var string
= 'Certs already exist.'
125 logger
.warning(string
)
126 return callback(new Error(string
))
129 logger
.info('Generating a RSA key...')
130 openssl
.exec('genrsa', { 'out': utils
.certDir
+ 'peertube.key.pem', '2048': false }, function (err
) {
132 logger
.error('Cannot create private key on this pod.', { error: err
})
135 logger
.info('RSA key generated.')
137 logger
.info('Manage public key...')
138 openssl
.exec('rsa', { 'in': utils
.certDir
+ 'peertube.key.pem', 'pubout': true, 'out': utils
.certDir
+ 'peertube.pub' }, function (err
) {
140 logger
.error('Cannot create public key on this pod .', { error: err
})
144 logger
.info('Public key managed.')
145 return callback(null)
151 utils
.createCertsIfNotExist = function (callback
) {
152 utils
.certsExist(function (exist
) {
153 if (exist
=== true) {
154 return callback(null)
157 utils
.createCerts(function (err
) {
163 utils
.generatePassword = function (callback
) {
164 crypto
.randomBytes(32, function (err
, buf
) {
169 callback(null, buf
.toString('utf8'))
173 utils
.symetricEncrypt = function (text
, callback
) {
174 utils
.generatePassword(function (err
, password
) {
179 var cipher
= crypto
.createCipher(algorithm
, password
)
180 var crypted
= cipher
.update(text
, 'utf8', 'hex')
181 crypted
+= cipher
.final('hex')
182 callback(null, { crypted: crypted
, password: password
})
186 utils
.symetricDecrypt = function (text
, password
) {
187 var decipher
= crypto
.createDecipher(algorithm
, password
)
188 var dec
= decipher
.update(text
, 'hex', 'utf8')
189 dec
+= decipher
.final('utf8')
193 utils
.cleanForExit = function (webtorrent_process
) {
194 logger
.info('Gracefully exiting')
195 process
.kill(-webtorrent_process
.pid
)
198 utils
.isTestInstance = function () {
199 return (process
.env
.NODE_ENV
=== 'test')
202 module
.exports
= utils