forked from Ylianst/MeshCentral
-
Notifications
You must be signed in to change notification settings - Fork 0
/
certoperations.js
1342 lines (1208 loc) · 79.2 KB
/
certoperations.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/**
* @description Certificate generator
* @author Joko Sastriawan / Ylian Saint-Hilaire
* @copyright Intel Corporation 2018-2022
* @license Apache-2.0
* @version v0.0.1
*/
/*xjslint node: true */
/*xjslint plusplus: true */
/*xjslint maxlen: 256 */
/*jshint node: true */
/*jshint strict: false */
/*jshint esversion: 6 */
"use strict";
module.exports.CertificateOperations = function (parent) {
var obj = {};
obj.parent = parent;
obj.fs = require('fs');
obj.forge = require('node-forge');
obj.crypto = require('crypto');
obj.tls = require('tls');
obj.pki = obj.forge.pki;
obj.dirExists = function (filePath) { try { return obj.fs.statSync(filePath).isDirectory(); } catch (err) { return false; } };
obj.getFilesizeInBytes = function (filename) { try { return obj.fs.statSync(filename).size; } catch (err) { return -1; } };
const TopLevelDomainExtendedSupport = { 'net': 2, 'com': 2, 'arpa': 3, 'org': 2, 'gov': 2, 'edu': 2, 'de': 2, 'fr': 3, 'cn': 3, 'nl': 3, 'br': 3, 'mx': 3, 'uk': 3, 'pl': 3, 'tw': 3, 'ca': 3, 'fi': 3, 'be': 3, 'ru': 3, 'se': 3, 'ch': 2, 'dk': 2, 'ar': 3, 'es': 3, 'no': 3, 'at': 3, 'in': 3, 'tr': 3, 'cz': 2, 'ro': 3, 'hu': 3, 'nz': 3, 'pt': 3, 'il': 3, 'gr': 3, 'co': 3, 'ie': 3, 'za': 3, 'th': 3, 'sg': 3, 'hk': 3, 'cl': 2, 'lt': 3, 'id': 3, 'hr': 3, 'ee': 3, 'bg': 3, 'ua': 2 };
// Return true if the trusted FQDN matched the certificate common name
function checkAcmActivationCertName(commonName, trustedFqdn) {
commonName = commonName.toLowerCase();
trustedFqdn = trustedFqdn.toLowerCase();
if (commonName.startsWith('*.') && (commonName.length > 2)) { commonName = commonName.substring(2); }
return ((commonName == trustedFqdn) || (trustedFqdn.endsWith('.' + commonName)));
}
// Sign a Intel AMT TLS ACM activation request
obj.getAcmCertChain = function (domain, fqdn, hash) {
if ((domain == null) || (domain.amtacmactivation == null) || (domain.amtacmactivation.certs == null) || (fqdn == null) || (hash == null)) return { action: 'acmactivate', error: 1, errorText: 'Invalid arguments' };
if (parent.common.validateString(fqdn, 4, 256) == false) return { action: 'acmactivate', error: 1, errorText: "Invalid FQDN argument." };
if (parent.common.validateString(hash, 16, 256) == false) return { action: 'acmactivate', error: 1, errorText: "Invalid hash argument." };
// Look for the signing certificate
var signkey = null, certChain = null, hashAlgo = null, certIndex = null;
for (var i in domain.amtacmactivation.certs) {
const certEntry = domain.amtacmactivation.certs[i];
if ((certEntry.sha256 == hash) && ((certEntry.cn == '*') || checkAcmActivationCertName(certEntry.cn, fqdn))) { hashAlgo = 'sha256'; signkey = certEntry.key; certChain = certEntry.certs; certIndex = i; break; }
if ((certEntry.sha1 == hash) && ((certEntry.cn == '*') || checkAcmActivationCertName(certEntry.cn, fqdn))) { hashAlgo = 'sha1'; signkey = certEntry.key; certChain = certEntry.certs; certIndex = i; break; }
}
if (signkey == null) return { action: 'acmactivate', error: 2, errorText: "Can't create ACM cert chain, no signing certificate found." }; // Did not find a match.
// If the matching certificate our wildcard root cert, we can use the root to match any FQDN
if (domain.amtacmactivation.certs[certIndex].cn == '*') {
// Create a leaf certificate that matches the FQDN we want
// TODO: This is an expensive operation, work on ways to pre-generate or cache this leaf certificate.
var rootcert = { cert: domain.amtacmactivation.certs[certIndex].rootcert, key: obj.pki.privateKeyFromPem(domain.amtacmactivation.certs[certIndex].key) };
var leafcert = obj.IssueWebServerCertificate(rootcert, false, fqdn, 'mc', 'Intel(R) Client Setup Certificate', { serverAuth: true, '2.16.840.1.113741.1.2.3': true }, false);
// Setup the certificate chain and key
certChain = [ obj.pki.certificateToPem(leafcert.cert), obj.pki.certificateToPem(domain.amtacmactivation.certs[certIndex].rootcert) ];
signkey = obj.pki.privateKeyToPem(leafcert.key);
} else {
// Make sure the cert chain is in PEM format
var certChain2 = [];
for (var i in certChain) { certChain2.push("-----BEGIN CERTIFICATE-----\r\n" + certChain[i] + "\r\n-----END CERTIFICATE-----\r\n"); }
certChain = certChain2;
}
// Hash the leaf certificate and return the certificate chain and signing key
return { action: 'acmactivate', certs: certChain, signkey: signkey, hash384: obj.getCertHash(certChain[0]), hash256: obj.getCertHashSha256(certChain[0]) };
}
// Sign a Intel AMT ACM activation request
obj.signAcmRequest = function (domain, request, user, pass, ipport, nodeid, meshid, computerName, agentId) {
if ((domain == null) || (domain.amtacmactivation == null) || (domain.amtacmactivation.certs == null) || (request == null) || (request.nonce == null) || (request.realm == null) || (request.fqdn == null) || (request.hash == null)) return { 'action': 'acmactivate', 'error': 1, 'errorText': 'Invalid arguments' };
if (parent.common.validateString(request.nonce, 16, 256) == false) return { 'action': 'acmactivate', 'error': 1, 'errorText': "Invalid nonce argument." };
if (parent.common.validateString(request.realm, 16, 256) == false) return { 'action': 'acmactivate', 'error': 1, 'errorText': "Invalid realm argument." };
if (parent.common.validateString(request.fqdn, 4, 256) == false) return { 'action': 'acmactivate', 'error': 1, 'errorText': "Invalid FQDN argument." };
if (parent.common.validateString(request.hash, 16, 256) == false) return { 'action': 'acmactivate', 'error': 1, 'errorText': "Invalid hash argument." };
if (parent.common.validateString(request.uuid, 36, 36) == false) return { 'action': 'acmactivate', 'error': 1, 'errorText': "Invalid UUID argument." };
// Look for the signing certificate
var signkey = null, certChain = null, hashAlgo = null, certIndex = null;
for (var i in domain.amtacmactivation.certs) {
const certEntry = domain.amtacmactivation.certs[i];
if ((certEntry.sha256 == request.hash) && ((certEntry.cn == '*') || checkAcmActivationCertName(certEntry.cn, request.fqdn))) { hashAlgo = certEntry.hashAlgorithm; signkey = certEntry.key; certChain = certEntry.certs; certIndex = i; break; }
if ((certEntry.sha1 == request.hash) && ((certEntry.cn == '*') || checkAcmActivationCertName(certEntry.cn, request.fqdn))) { hashAlgo = certEntry.hashAlgorithm; signkey = certEntry.key; certChain = certEntry.certs; certIndex = i; break; }
}
if (signkey == null) return { 'action': 'acmactivate', 'error': 2, 'errorText': "Can't sign ACM request, no signing certificate found." }; // Did not find a match.
// If the matching certificate our wildcard root cert, we can use the root to match any FQDN
if (domain.amtacmactivation.certs[certIndex].cn == '*') {
// Create a leaf certificate that matches the FQDN we want
// TODO: This is an expensive operation, work on ways to pre-generate or cache this leaf certificate.
var rootcert = { cert: domain.amtacmactivation.certs[certIndex].rootcert, key: obj.pki.privateKeyFromPem(domain.amtacmactivation.certs[certIndex].key) };
var leafcert = obj.IssueWebServerCertificate(rootcert, false, request.fqdn, 'mc', 'Intel(R) Client Setup Certificate', { serverAuth: true, '2.16.840.1.113741.1.2.3': true }, false);
// Setup the certificate chain and key
certChain = [pemToBase64(obj.pki.certificateToPem(leafcert.cert)), pemToBase64(obj.pki.certificateToPem(domain.amtacmactivation.certs[certIndex].rootcert))];
signkey = obj.pki.privateKeyToPem(leafcert.key);
}
// Setup both nonces, ready to be signed
const mcNonce = Buffer.from(obj.crypto.randomBytes(20), 'binary');
const fwNonce = Buffer.from(request.nonce, 'base64');
// Sign the request
var signature = null;
try {
var signer = obj.crypto.createSign(hashAlgo);
signer.update(Buffer.concat([fwNonce, mcNonce]));
signature = signer.sign(signkey, 'base64');
} catch (ex) {
return { 'action': 'acmactivate', 'error': 4, 'errorText': "Unable to perform signature." };
}
// Log the activation request, logging is a required step for activation.
if (obj.logAmtActivation(domain, { time: new Date(), action: 'acmactivate', domain: domain.id, amtUuid: request.uuid, certHash: request.hash, hashType: hashAlgo, amtRealm: request.realm, amtFqdn: request.fqdn, user: user, password: pass, ipport: ipport, nodeid: nodeid, meshid: meshid, computerName: computerName, agentId: agentId, tag: request.tag, name: request.name }) == false) return { 'action': 'acmactivate', 'error': 5, 'errorText': "Unable to log operation." };
// Return the signature with the computed account password hash
return { 'action': 'acmactivate', 'signature': signature, 'password': obj.crypto.createHash('md5').update(user + ':' + request.realm + ':' + pass).digest('hex'), 'nonce': mcNonce.toString('base64'), 'certs': certChain };
}
// Remove the PEM header, footer and carriage returns so we only have the Base64 DER.
function pemToBase64(pem) { return pem.split('-----BEGIN CERTIFICATE-----').join('').split('-----END CERTIFICATE-----').join('').split('\r\n').join(''); }
// Return true if both arrays match
function compareArrays(a1, a2) {
if (Array.isArray(a1) == false) return false;
if (Array.isArray(a2) == false) return false;
if (a1.length !== a2.length) return false;
for (var i = 0; i < a1.length; i++) { if (a1[i] !== a2[i]) return false; }
return true;
}
// Log the Intel AMT activation operation in the domain log
obj.logAmtActivation = function (domain, x) {
if (x == null) return true;
// Add the password to the Intel AMT list of UUID to passwords
if ((typeof x.amtUuid == 'string') && (typeof x.password == 'string')) {
if (parent.amtPasswords == null) { parent.amtPasswords = {}; }
if (parent.amtPasswords[x.amtUuid] == null) {
parent.amtPasswords[x.amtUuid] = [x.password]; // Add password to array
parent.amtPasswords = parent.common.sortObj(parent.amtPasswords);
} else {
if (parent.amtPasswords[x.amtUuid].indexOf(x.password) == -1) {
parent.amtPasswords[x.amtUuid].unshift(x.password); // Add password at the start of the array
while (parent.amtPasswords[x.amtUuid].length > 3) { parent.amtPasswords[x.amtUuid].pop(); } // Only keep the 3 last passwords for any given device
}
}
}
// Append to the log file
var logpath = null;
if ((domain.amtacmactivation == null) || (domain.amtacmactivation.log == null) || (typeof domain.amtacmactivation.log != 'string')) {
if (domain.id == '') { logpath = parent.path.join(obj.parent.datapath, 'amtactivation.log'); } else { logpath = parent.path.join(obj.parent.datapath, 'amtactivation-' + domain.id + '.log'); }
} else {
logpath = parent.common.joinPath(obj.parent.datapath, domain.amtacmactivation.log);
}
try { obj.fs.appendFileSync(logpath, JSON.stringify(x) + '\r\n'); } catch (ex) { console.log(ex); return false; }
return true;
}
// Load Intel AMT ACM activation certificates
obj.loadIntelAmtAcmCerts = function (amtacmactivation) {
if (amtacmactivation == null) return;
var acmCerts = [], acmmatch = [];
amtacmactivation.acmCertErrors = [];
if (amtacmactivation.certs != null) {
for (var j in amtacmactivation.certs) {
if (j.startsWith('_')) continue; // Skip any certificates that start with underscore as the name.
var acmconfig = amtacmactivation.certs[j], r = null;
if ((typeof acmconfig.certpfx == 'string') && (typeof acmconfig.certpfxpass == 'string')) {
// P12 format, certpfx and certpfxpass
const certFilePath = parent.common.joinPath(obj.parent.datapath, acmconfig.certpfx);
try { r = obj.loadPfxCertificate(certFilePath, acmconfig.certpfxpass); } catch (ex) { console.log(ex); }
if ((r == null) || (r.certs == null) || (r.keys == null)) { amtacmactivation.acmCertErrors.push("Unable to load certificate file: " + certFilePath + "."); continue; }
if (r.certs.length < 2) { amtacmactivation.acmCertErrors.push("Certificate file contains less then 2 certificates: " + certFilePath + "."); continue; }
if (r.keys.length != 1) { amtacmactivation.acmCertErrors.push("Certificate file must contain exactly one private key: " + certFilePath + "."); continue; }
} else if ((typeof acmconfig.certfiles == 'object') && (typeof acmconfig.keyfile == 'string')) {
// PEM format, certfiles and keyfile
r = { certs: [], keys: [] };
for (var k in acmconfig.certfiles) {
const certFilePath = parent.common.joinPath(obj.parent.datapath, acmconfig.certfiles[k]);
try { r.certs.push(obj.pki.certificateFromPem(obj.fs.readFileSync(certFilePath))); } catch (ex) { amtacmactivation.acmCertErrors.push("Unable to load certificate file: " + certFilePath + "."); }
}
r.keys.push(obj.pki.privateKeyFromPem(obj.fs.readFileSync(parent.common.joinPath(obj.parent.datapath, acmconfig.keyfile))));
if (r.certs.length < 2) { amtacmactivation.acmCertErrors.push("Certificate file contains less then 2 certificates: " + certFilePath + "."); continue; }
if (r.keys.length != 1) { amtacmactivation.acmCertErrors.push("Certificate file must contain exactly one private key: " + certFilePath + "."); continue; }
}
// Reorder the certificates from leaf to root.
var orderedCerts = [], or = [], currenthash = null, orderingError = false;;
while ((orderingError == false) && (orderedCerts.length < r.certs.length)) {
orderingError = true;
for (var k in r.certs) {
if (((currenthash == null) && (r.certs[k].subject.hash == r.certs[k].issuer.hash)) || ((r.certs[k].issuer.hash == currenthash) && (r.certs[k].subject.hash != r.certs[k].issuer.hash))) {
currenthash = r.certs[k].subject.hash;
orderedCerts.unshift(Buffer.from(obj.forge.asn1.toDer(obj.pki.certificateToAsn1(r.certs[k])).data, 'binary').toString('base64'));
or.unshift(r.certs[k]);
orderingError = false;
}
}
}
if (orderingError == true) { amtacmactivation.acmCertErrors.push("Unable to order Intel AMT ACM activation certificates to create a full chain."); continue; }
r.certs = or;
// Check that the certificate and private key match
if ((compareArrays(r.certs[0].publicKey.n.data, r.keys[0].n.data) == false) || (compareArrays(r.certs[0].publicKey.e.data, r.keys[0].e.data) == false)) {
amtacmactivation.acmCertErrors.push("Intel AMT activation certificate provided with a mismatching private key.");
continue;
}
/*
// Debug: Display all certs & key as PEM
for (var k in r.certs) {
var cn = r.certs[k].subject.getField('CN');
if (cn != null) { console.log(cn.value + '\r\n' + obj.pki.certificateToPem(r.certs[k])); } else { console.log(obj.pki.certificateToPem(r.certs[k])); }
}
console.log(obj.pki.privateKeyToPem(r.keys[0]));
*/
// Check if the right OU or OID is present for Intel AMT activation
var validActivationCert = false;
for (var k in r.certs[0].extensions) { if (r.certs[0].extensions[k]['2.16.840.1.113741.1.2.3'] == true) { validActivationCert = true; } }
var orgName = r.certs[0].subject.getField('OU');
if ((orgName != null) && (orgName.value == 'Intel(R) Client Setup Certificate')) { validActivationCert = true; }
if (validActivationCert == false) { amtacmactivation.acmCertErrors.push("Intel AMT activation certificate must have usage OID \"2.16.840.1.113741.1.2.3\" or organization name \"Intel(R) Client Setup Certificate\"."); continue; }
// Compute the SHA256 and SHA1 hashes of the root certificate
for (var k in r.certs) {
if (r.certs[k].subject.hash != r.certs[k].issuer.hash) continue;
const certdata = obj.forge.asn1.toDer(obj.pki.certificateToAsn1(r.certs[k])).data;
var md = obj.forge.md.sha256.create();
md.update(certdata);
acmconfig.sha256 = Buffer.from(md.digest().getBytes(), 'binary').toString('hex');
md = obj.forge.md.sha1.create();
md.update(certdata);
acmconfig.sha1 = Buffer.from(md.digest().getBytes(), 'binary').toString('hex');
}
if ((acmconfig.sha1 == null) || (acmconfig.sha256 == null)) { amtacmactivation.acmCertErrors.push("Unable to compute Intel AMT activation certificate SHA1 and SHA256 hashes."); continue; }
// Get the certificate common name
var certCommonName = r.certs[0].subject.getField('CN');
if (certCommonName == null) { amtacmactivation.acmCertErrors.push("Unable to get Intel AMT activation certificate common name."); continue; }
if (amtacmactivation.strictcommonname == true) {
// Use the certificate common name exactly
acmconfig.cn = certCommonName.value;
} else {
// Check if Intel AMT will allow some flexibility in the certificate common name
var certCommonNameSplit = certCommonName.value.split('.');
var topLevel = certCommonNameSplit[certCommonNameSplit.length - 1].toLowerCase();
var topLevelNum = TopLevelDomainExtendedSupport[topLevel];
if (topLevelNum != null) {
while (certCommonNameSplit.length > topLevelNum) { certCommonNameSplit.shift(); }
acmconfig.cn = certCommonNameSplit.join('.');
} else {
acmconfig.cn = certCommonName.value;
}
}
acmconfig.hashAlgorithm = r.certs[0].md.algorithm;
delete acmconfig.cert;
delete acmconfig.certpass;
acmconfig.certs = orderedCerts;
acmconfig.key = obj.pki.privateKeyToPem(r.keys[0]);
acmCerts.push(acmconfig);
acmmatch.push({ sha256: acmconfig.sha256, sha1: acmconfig.sha1, cn: acmconfig.cn });
}
}
amtacmactivation.acmmatch = acmmatch;
amtacmactivation.certs = acmCerts;
// Add the MeshCentral root cert as a possible activation cert
if (obj.parent.certificates.root) {
var x1 = obj.parent.certificates.root.cert.indexOf('-----BEGIN CERTIFICATE-----'), x2 = obj.parent.certificates.root.cert.indexOf('-----END CERTIFICATE-----');
if ((x1 >= 0) && (x2 > x1)) {
var sha256 = obj.crypto.createHash('sha256').update(Buffer.from(obj.parent.certificates.root.cert.substring(x1 + 27, x2), 'base64')).digest('hex');
var sha1 = obj.crypto.createHash('sha1').update(Buffer.from(obj.parent.certificates.root.cert.substring(x1 + 27, x2), 'base64')).digest('hex');
amtacmactivation.certs.push({ 'sha256': sha256, 'sha1': sha1, 'cn': '*', rootcert: obj.pki.certificateFromPem(obj.parent.certificates.root.cert), key: obj.parent.certificates.root.key });
amtacmactivation.acmmatch.push({ 'sha256': sha256, 'sha1': sha1, 'cn': '*' });
}
}
}
// Load a generic certificate and key from PFX/P12 or PEM format. Load both keys and attributes.
obj.loadGenericCertAndKey = function (config) {
if ((typeof config.certpfx == 'string') || (typeof config.certpfxpass == 'string')) {
// Load a PFX certificate
var r = null;
try { r = obj.loadPfxCertificate(parent.getConfigFilePath(config.certpfx), config.certpfxpass); } catch (ex) { console.log(ex); }
if ((r != null) && (r.keys.length > 0) && (r.certs.length > 0)) {
var attributes = {};
for (var j in r.certs[0].subject.attributes) { attributes[r.certs[0].subject.attributes[j].shortName] = r.certs[0].subject.attributes[j].value; }
return { cert: obj.pki.certificateToPem(r.certs[0]), key: obj.pki.privateKeyToPem(r.keys[0]), attributes: attributes };
}
}
if ((typeof config.certfile == 'string') || (typeof config.keyfile == 'string')) {
// Load a PEM certificate
var r = {}
r.cert = obj.fs.readFileSync(parent.getConfigFilePath(config.certfile), 'utf8');
r.key = obj.fs.readFileSync(parent.getConfigFilePath(config.keyfile), 'utf8');
var cert = obj.pki.certificateFromPem(r.cert);
r.attributes = {};
for (var j in cert.subject.attributes) { r.attributes[cert.subject.attributes[j].shortName] = cert.subject.attributes[j].value; }
return r;
}
return null;
}
// Get the setup.bin file
obj.GetSetupBinFile = function (amtacmactivation, oldmebxpass, newmebxpass, domain, user) {
// Create a setup.bin file for our own root cert
// Get the wiadcard certificate hash
var wildcardCertSha256 = null;
for (var i = 0; i < amtacmactivation.acmmatch.length; i++) { if (amtacmactivation.acmmatch[i].cn == '*') { wildcardCertSha256 = amtacmactivation.acmmatch[i].sha256; } }
// Create the Setup.bin stack
const AmtSetupBinStack = require('./amt/amt-setupbin')();
var setupbin = AmtSetupBinStack.AmtSetupBinCreate(3, 1); // Version 3, 1 = Records will not be consumed.
var certRootName = 'MeshCentral';
// Figure out what trusted FQDN to use.
var trustedFQDN = 'rootcert.meshcentral.com'; // Default DNS name. Any DNS name will do, we this is the fallback.
if (typeof domain.dns == 'string') {
// Use domain DNS name
trustedFQDN = domain.dns;
} else if (typeof parent.config.settings.cert == 'string') {
// Use main DNS name
trustedFQDN = parent.config.settings.cert;
}
// Create a new record
var r = {};
r.typeIdentifier = 1;
r.flags = 1; // Valid, unscrambled record.
r.chunkCount = 0;
r.headerByteCount = 0;
r.number = 0;
r.variables = [];
setupbin.records.push(r);
// Create "Current MEBx Password" variable
var v = {};
v.moduleid = 1;
v.varid = 1;
v.length = -1;
v.value = oldmebxpass;
setupbin.records[0].variables.push(v);
// Create "New MEBx Password" variable
v = {};
v.moduleid = 1;
v.varid = 2;
v.length = -1;
v.value = newmebxpass;
setupbin.records[0].variables.push(v);
// Create "User Defined Certificate Addition" variable
v = {};
v.moduleid = 2;
v.varid = 8;
v.length = -1;
v.value = String.fromCharCode(2) + Buffer.from(wildcardCertSha256, 'hex').toString('binary') + String.fromCharCode(certRootName.length) + certRootName; // 2 = SHA256 hash type
setupbin.records[0].variables.push(v);
// Create "PKI DNS Suffix" variable
v = {};
v.moduleid = 2;
v.varid = 3;
v.length = -1;
v.value = trustedFQDN;
setupbin.records[0].variables.push(v);
// Create "ME Provision Halt Active" variable
v = {};
v.moduleid = 2;
v.varid = 28;
v.length = -1;
v.value = 0; // Stop
setupbin.records[0].variables.push(v);
// Write to log file
obj.logAmtActivation(domain, { time: new Date(), action: 'setupbin', domain: domain.id, userid: user._id, oldmebx: oldmebxpass, newmebx: newmebxpass, rootname: certRootName, hash: wildcardCertSha256, dns: trustedFQDN });
// Encode the setup.bin file
return AmtSetupBinStack.AmtSetupBinEncode(setupbin);
}
// Get a bare metal setup.bin file
obj.GetBareMetalSetupBinFile = function (amtacmactivation, oldmebxpass, newmebxpass, domain, user) {
// Create a setup.bin file for our own root cert
// Get the wiadcard certificate hash
var wildcardCertSha256 = null;
for (var i = 0; i < amtacmactivation.acmmatch.length; i++) { if (amtacmactivation.acmmatch[i].cn == '*') { wildcardCertSha256 = amtacmactivation.acmmatch[i].sha256; } }
// Create the Setup.bin stack
const AmtSetupBinStack = require('./amt/amt-setupbin')();
var setupbin = AmtSetupBinStack.AmtSetupBinCreate(3, 1); // Version 3, 1 = Records will not be consumed.
var certRootName = 'MeshCentral';
// Figure out what trusted FQDN to use.
var trustedFQDN = parent.config.settings.amtprovisioningserver.trustedfqdn
// Figure out the provisioning server port
var port = 9971;
if (typeof parent.config.settings.amtprovisioningserver.port == 'number') { port = parent.config.settings.amtprovisioningserver.port; }
// Get the provisioning server IP address from the config file
if (typeof parent.config.settings.amtprovisioningserver.ip != 'string') return null;
var ipaddr = parent.config.settings.amtprovisioningserver.ip;
var ipaddrSplit = ipaddr.split('.');
var ipaddrStr = String.fromCharCode(parseInt(ipaddrSplit[3])) + String.fromCharCode(parseInt(ipaddrSplit[2])) + String.fromCharCode(parseInt(ipaddrSplit[1])) + String.fromCharCode(parseInt(ipaddrSplit[0]));
// Create a new record
var r = {};
r.typeIdentifier = 1;
r.flags = 1; // Valid, unscrambled record.
r.chunkCount = 0;
r.headerByteCount = 0;
r.number = 0;
r.variables = [];
setupbin.records.push(r);
// Create "Current MEBx Password" variable
var v = {};
v.moduleid = 1;
v.varid = 1;
v.length = -1;
v.value = oldmebxpass;
setupbin.records[0].variables.push(v);
// Create "New MEBx Password" variable
v = {};
v.moduleid = 1;
v.varid = 2;
v.length = -1;
v.value = newmebxpass;
setupbin.records[0].variables.push(v);
// Create "User Defined Certificate Addition" variable
v = {};
v.moduleid = 2;
v.varid = 8;
v.length = -1;
v.value = String.fromCharCode(2) + Buffer.from(wildcardCertSha256, 'hex').toString('binary') + String.fromCharCode(certRootName.length) + certRootName; // 2 = SHA256 hash type
setupbin.records[0].variables.push(v);
// Create "PKI DNS Suffix" variable
v = {};
v.moduleid = 2;
v.varid = 3;
v.length = -1;
v.value = trustedFQDN;
setupbin.records[0].variables.push(v);
// Create "Configuration Server FQDN" variable
v = {};
v.moduleid = 2;
v.varid = 4;
v.length = -1;
v.value = trustedFQDN;
setupbin.records[0].variables.push(v);
// Create "Provisioning Server Address" variable
v = {};
v.moduleid = 2;
v.varid = 17;
v.length = -1;
v.value = ipaddrStr;
setupbin.records[0].variables.push(v);
// Create "Provisioning Server Port Number" variable
v = {};
v.moduleid = 2;
v.varid = 18;
v.length = -1;
v.value = port;
setupbin.records[0].variables.push(v);
// Create "ME Provision Halt Active" variable
v = {};
v.moduleid = 2;
v.varid = 28;
v.length = -1;
v.value = 1; // Start
setupbin.records[0].variables.push(v);
// Write to log file
obj.logAmtActivation(domain, { time: new Date(), action: 'setupbin-bare-metal', domain: domain.id, userid: user._id, oldmebx: oldmebxpass, newmebx: newmebxpass, rootname: certRootName, hash: wildcardCertSha256, dns: trustedFQDN, ip: ipaddr, port: port });
// Encode the setup.bin file
return AmtSetupBinStack.AmtSetupBinEncode(setupbin);
}
// Return the certificate of the remote HTTPS server
obj.loadPfxCertificate = function (filename, password) {
var r = { certs: [], keys: [] };
var pfxb64 = Buffer.from(obj.fs.readFileSync(filename)).toString('base64');
var pfx = obj.forge.pkcs12.pkcs12FromAsn1(obj.forge.asn1.fromDer(obj.forge.util.decode64(pfxb64)), true, password);
// Get the certs from certbags
var bags = pfx.getBags({ bagType: obj.forge.pki.oids.certBag });
for (var i = 0; i < bags[obj.forge.pki.oids.certBag].length; i++) { r.certs.push(bags[obj.forge.pki.oids.certBag][i].cert); }
// Get shrouded key from key bags
bags = pfx.getBags({ bagType: obj.forge.pki.oids.pkcs8ShroudedKeyBag });
for (var i = 0; i < bags[obj.forge.pki.oids.pkcs8ShroudedKeyBag].length; i++) { r.keys.push(bags[obj.forge.pki.oids.pkcs8ShroudedKeyBag][i].key); }
return r;
}
// Return a text file from a remote HTTPS server
obj.loadTextFile = function (url, tag, func) {
const u = require('url').parse(url);
if (u.protocol == 'https:') {
// Read from HTTPS
const https = require('https');
https.get(url, function(resp) {
var data = '';
resp.on('data', function(chunk) { data += chunk; });
resp.on('end', function () { func(url, data, tag); });
resp.on('error', function (chunk) { func(url, null, tag); });
}).on('error', function (err) { func(url, null, tag); });
} else if (u.protocol == 'file:') {
// Read a file
obj.fs.readFile(url.substring(7), 'utf8', function (err, data) {
func(url, err ? null : data, tag);
});
} else { func(url, null, tag); }
};
// Return the certificate of the remote HTTPS server
obj.loadCertificate = function (url, hostname, tag, func) {
const u = require('url').parse(url);
if (u.protocol == 'https:') {
// Read the certificate from HTTPS
if (hostname == null) { hostname = u.hostname; }
parent.debug('cert', "loadCertificate() - Loading certificate from " + u.hostname + ":" + (u.port ? u.port : 443) + ", Hostname: " + hostname + "...");
const tlssocket = obj.tls.connect((u.port ? u.port : 443), u.hostname, { servername: hostname, rejectUnauthorized: false }, function () {
this.xxcert = this.getPeerCertificate();
parent.debug('cert', "loadCertificate() - TLS connected, " + ((this.xxcert != null) ? "got certificate." : "no certificate."));
try { this.destroy(); } catch (ex) { }
this.xxfunc(this.xxurl, (this.xxcert == null)?null:(this.xxcert.raw.toString('binary')), hostname, this.xxtag);
});
tlssocket.xxurl = url;
tlssocket.xxfunc = func;
tlssocket.xxtag = tag;
tlssocket.on('error', function (error) { try { this.destroy(); } catch (ex) { } parent.debug('cert', "loadCertificate() - TLS error: " + error); this.xxfunc(this.xxurl, null, hostname, this.xxtag); });
} else if (u.protocol == 'file:') {
// Read the certificate from a file
obj.fs.readFile(url.substring(7), 'utf8', function (err, data) {
if (err) { func(url, null, hostname, tag); return; }
var x1 = data.indexOf('-----BEGIN CERTIFICATE-----'), x2 = data.indexOf('-----END CERTIFICATE-----');
if ((x1 >= 0) && (x2 > x1)) {
func(url, Buffer.from(data.substring(x1 + 27, x2), 'base64').toString('binary'), hostname, tag);
} else {
func(url, data, hostname, tag);
}
});
} else { func(url, null, hostname, tag); }
};
// Check if a configuration file exists
obj.fileExists = function (filename) {
if ((parent.configurationFiles != null) && (parent.configurationFiles[filename] != null)) { return true; }
var filePath = parent.getConfigFilePath(filename);
try { return obj.fs.statSync(filePath).isFile(); } catch (err) { return false; }
};
// Load a configuration file
obj.fileLoad = function (filename, encoding) {
if ((parent.configurationFiles != null) && (parent.configurationFiles[filename] != null)) {
if (typeof parent.configurationFiles[filename] == 'string') { return fixEndOfLines(parent.configurationFiles[filename]); }
return fixEndOfLines(parent.configurationFiles[filename].toString());
} else {
return fixEndOfLines(obj.fs.readFileSync(parent.getConfigFilePath(filename), encoding));
}
}
// Return the SHA384 hash of the certificate public key
obj.getPublicKeyHash = function (cert) {
var publickey = obj.pki.certificateFromPem(cert).publicKey;
return obj.pki.getPublicKeyFingerprint(publickey, { encoding: 'hex', md: obj.forge.md.sha384.create() });
};
// Return the SHA1 hash of the certificate, return hex
obj.getCertHashSha1 = function (cert) {
try {
var md = obj.forge.md.sha1.create();
md.update(obj.forge.asn1.toDer(obj.pki.certificateToAsn1(obj.pki.certificateFromPem(cert))).getBytes());
return md.digest().toHex();
} catch (ex) {
// If this is not an RSA certificate, hash the raw PKCS7 out of the PEM file
var x1 = cert.indexOf('-----BEGIN CERTIFICATE-----'), x2 = cert.indexOf('-----END CERTIFICATE-----');
if ((x1 >= 0) && (x2 > x1)) {
return obj.crypto.createHash('sha1').update(Buffer.from(cert.substring(x1 + 27, x2), 'base64')).digest('hex');
} else { console.log("ERROR: Unable to decode certificate."); return null; }
}
};
// Return the SHA256 hash of the certificate, return hex
obj.getCertHashSha256 = function (cert) {
try {
var md = obj.forge.md.sha256.create();
md.update(obj.forge.asn1.toDer(obj.pki.certificateToAsn1(obj.pki.certificateFromPem(cert))).getBytes());
return md.digest().toHex();
} catch (ex) {
// If this is not an RSA certificate, hash the raw PKCS7 out of the PEM file
var x1 = cert.indexOf('-----BEGIN CERTIFICATE-----'), x2 = cert.indexOf('-----END CERTIFICATE-----');
if ((x1 >= 0) && (x2 > x1)) {
return obj.crypto.createHash('sha256').update(Buffer.from(cert.substring(x1 + 27, x2), 'base64')).digest('hex');
} else { console.log("ERROR: Unable to decode certificate."); return null; }
}
};
// Return the SHA384 hash of the certificate, return hex
obj.getCertHash = function (cert) {
try {
var md = obj.forge.md.sha384.create();
md.update(obj.forge.asn1.toDer(obj.pki.certificateToAsn1(obj.pki.certificateFromPem(cert))).getBytes());
return md.digest().toHex();
} catch (ex) {
// If this is not an RSA certificate, hash the raw PKCS7 out of the PEM file
var x1 = cert.indexOf('-----BEGIN CERTIFICATE-----'), x2 = cert.indexOf('-----END CERTIFICATE-----');
if ((x1 >= 0) && (x2 > x1)) {
return obj.crypto.createHash('sha384').update(Buffer.from(cert.substring(x1 + 27, x2), 'base64')).digest('hex');
} else { console.log("ERROR: Unable to decode certificate."); return null; }
}
};
// Return the SHA384 hash of the certificate public key
obj.getPublicKeyHashBinary = function (cert) {
var publickey = obj.pki.certificateFromPem(cert).publicKey;
return obj.pki.getPublicKeyFingerprint(publickey, { encoding: 'binary', md: obj.forge.md.sha384.create() });
};
// Return the SHA384 hash of the certificate, return binary
obj.getCertHashBinary = function (cert) {
try {
// If this is a RSA certificate, we can use Forge to hash the ASN1
var md = obj.forge.md.sha384.create();
md.update(obj.forge.asn1.toDer(obj.pki.certificateToAsn1(obj.pki.certificateFromPem(cert))).getBytes());
return md.digest().getBytes();
} catch (ex) {
// If this is not an RSA certificate, hash the raw PKCS7 out of the PEM file
var x1 = cert.indexOf('-----BEGIN CERTIFICATE-----'), x2 = cert.indexOf('-----END CERTIFICATE-----');
if ((x1 >= 0) && (x2 > x1)) {
return obj.crypto.createHash('sha384').update(Buffer.from(cert.substring(x1 + 27, x2), 'base64')).digest('binary');
} else { console.log("ERROR: Unable to decode certificate."); return null; }
}
};
// Create a self-signed certificate
obj.GenerateRootCertificate = function (addThumbPrintToName, commonName, country, organization, strong) {
var keys = obj.pki.rsa.generateKeyPair({ bits: (strong == true) ? 3072 : 2048, e: 0x10001 });
var cert = obj.pki.createCertificate();
cert.publicKey = keys.publicKey;
cert.serialNumber = '' + require('crypto').randomBytes(4).readUInt32BE(0);
cert.validity.notBefore = new Date(2018, 0, 1);
cert.validity.notAfter = new Date(2049, 11, 31);
if (addThumbPrintToName === true) { commonName += '-' + obj.pki.getPublicKeyFingerprint(cert.publicKey, { encoding: 'hex' }).substring(0, 6); }
if (country == null) { country = "unknown"; }
if (organization == null) { organization = "unknown"; }
var attrs = [{ name: 'commonName', value: commonName }, { name: 'organizationName', value: organization }, { name: 'countryName', value: country }];
cert.setSubject(attrs);
cert.setIssuer(attrs);
// Create a root certificate
//cert.setExtensions([{ name: 'basicConstraints', cA: true }, { name: 'nsCertType', sslCA: true, emailCA: true, objCA: true }, { name: 'subjectKeyIdentifier' }]);
cert.setExtensions([{ name: 'basicConstraints', cA: true }, { name: 'subjectKeyIdentifier' }, { name: 'keyUsage', keyCertSign: true }]);
cert.sign(keys.privateKey, obj.forge.md.sha384.create());
return { cert: cert, key: keys.privateKey };
};
// Issue a certificate from a root
obj.IssueWebServerCertificate = function (rootcert, addThumbPrintToName, commonName, country, organization, extKeyUsage, strong) {
var keys = obj.pki.rsa.generateKeyPair({ bits: (strong == true) ? 3072 : 2048, e: 0x10001 });
var cert = obj.pki.createCertificate();
cert.publicKey = keys.publicKey;
cert.serialNumber = '' + require('crypto').randomBytes(4).readUInt32BE(0);
cert.validity.notBefore = new Date(2018, 0, 1);
cert.validity.notAfter = new Date(2049, 11, 31);
if (addThumbPrintToName === true) { commonName += "-" + obj.pki.getPublicKeyFingerprint(cert.publicKey, { encoding: 'hex' }).substring(0, 6); }
var attrs = [{ name: 'commonName', value: commonName }];
if (country != null) { attrs.push({ name: 'countryName', value: country }); }
if (organization != null) { attrs.push({ name: 'organizationName', value: organization }); }
cert.setSubject(attrs);
cert.setIssuer(rootcert.cert.subject.attributes);
if (extKeyUsage == null) { extKeyUsage = { name: 'extKeyUsage', serverAuth: true }; } else { extKeyUsage.name = 'extKeyUsage'; }
//var extensions = [{ name: 'basicConstraints', cA: false }, { name: 'keyUsage', keyCertSign: true, digitalSignature: true, nonRepudiation: true, keyEncipherment: true, dataEncipherment: true }, extKeyUsage, { name: "nsCertType", client: false, server: true, email: false, objsign: false, sslCA: false, emailCA: false, objCA: false }, { name: "subjectKeyIdentifier" }];
var extensions = [{ name: 'basicConstraints', cA: false }, { name: 'keyUsage', keyCertSign: false, digitalSignature: true, nonRepudiation: false, keyEncipherment: true, dataEncipherment: (extKeyUsage.serverAuth !== true) }, extKeyUsage, { name: "subjectKeyIdentifier" }];
if (extKeyUsage.serverAuth === true) {
// Set subjectAltName according to commonName parsing.
// Ideally, we should let opportunity in given interface to set any type of altNames according to node_forge library
// such as type 2, 6 and 7. (2 -> DNS, 6 -> URI, 7 -> IP)
var altNames = [];
// According to commonName parsing (IP or DNS), add URI and DNS and/or IP altNames
if (require('net').isIP(commonName)) {
// set both IP and DNS when commonName is an IP@
altNames.push({ type: 7, ip: commonName });
altNames.push({ type: 2, value: commonName });
} else {
// set only DNS when commonName is a FQDN
altNames.push({ type: 2, value: commonName });
}
altNames.push({ type: 6, value: 'http://' + commonName + '/' })
// Add localhost stuff for easy testing on localhost ;)
altNames.push({ type: 2, value: 'localhost' });
altNames.push({ type: 6, value: 'http://localhost/' });
altNames.push({ type: 7, ip: '127.0.0.1' });
extensions.push({ name: 'subjectAltName', altNames: altNames });
}
if (extKeyUsage.codeSign === true) {
extensions = [{ name: 'basicConstraints', cA: false }, { name: 'keyUsage', keyCertSign: false, digitalSignature: true, nonRepudiation: false, keyEncipherment: false, dataEncipherment: false }, { name: 'extKeyUsage', codeSigning: true }, { name: "subjectKeyIdentifier" }];
}
cert.setExtensions(extensions);
cert.sign(rootcert.key, obj.forge.md.sha384.create());
return { cert: cert, key: keys.privateKey };
};
// Make sure a string with Mac style CR endo of line is changed to Linux LF style.
function fixEndOfLines(str) {
if (typeof (str) != 'string') return str; // If this is not a string, do nothing.
var i = str.indexOf('-----'); // Remove everything before "-----".
if (i > 0) { str = str.substring(i); } // this solves problems with editors that save text file type indicators ahead of the text.
if ((typeof(str) != 'string') || (str.indexOf('\n') > 0)) return str; // If there is a \n in the file, keep the file as-is.
return str.split('\r').join('\n'); // If there is no \n, replace all \r with \n.
}
// Return true if the name is found in the certificates names, we support wildcard certificates
obj.compareCertificateNames = function(certNames, name) {
if (certNames == null) return false;
name = name.toLowerCase();
var xcertNames = [];
for (var i in certNames) { xcertNames.push(certNames[i].toLowerCase()); }
if (xcertNames.indexOf(name) >= 0) return true;
for (var i in xcertNames) {
if ((xcertNames[i].startsWith('*.') == true) && (name.endsWith(xcertNames[i].substring(1)) == true)) { return true; }
if (xcertNames[i].startsWith('http://*.') == true) {
if (name.endsWith(xcertNames[i].substring(8)) == true) { return true; }
if ((xcertNames[i].endsWith('/') == true) && (name.endsWith(xcertNames[i].substring(8, xcertNames[i].length - 1)) == true)) { return true; }
}
}
return false;
}
// Return true if the certificate is valid
obj.checkCertificate = function (pem, key) {
var cert = null;
try { cert = obj.pki.certificateFromPem(pem); } catch (ex) { return false; } // Unable to decode certificate
if (cert.serialNumber == '') return false; // Empty serial number is not allowed.
return true;
}
// Decrypt private key if needed
obj.decryptPrivateKey = function (key) {
if (typeof key != 'string') return key;
var i = key.indexOf('-----BEGIN ENCRYPTED PRIVATE KEY-----');
var j = key.indexOf('-----END ENCRYPTED PRIVATE KEY-----');
if ((i >= 0) && (j > i)) {
var passwords = parent.config.settings.certificateprivatekeypassword;
if (parent.config.settings.certificateprivatekeypassword == null) { passwords = []; }
else if (typeof parent.config.settings.certificateprivatekeypassword == 'string') { passwords = [parent.config.settings.certificateprivatekeypassword ]; }
var privateKey = null;
for (var k in passwords) { if (privateKey == null) { try { privateKey = obj.pki.decryptRsaPrivateKey(key, passwords[k]); } catch (ex) { } } }
if (privateKey == null) {
console.log("Private certificate key is encrypted, but no correct password was found.");
console.log("Add the password to the \"certificatePrivateKeyPassword\" value in the Settings section of the config.json.");
console.log("Example: \"certificatePrivateKeyPassword\": [ \"MyPassword\" ]");
process.exit();
return null;
}
return obj.pki.privateKeyToPem(privateKey);
}
return key;
}
// Returns the web server TLS certificate and private key, if not present, create demonstration ones.
obj.GetMeshServerCertificate = function (args, config, func) {
var i = 0;
var certargs = args.cert;
var mpscertargs = args.mpscert;
var strongCertificate = (args.fastcert ? false : true);
var rcountmax = 5;
var caindex = 1;
var caok = false;
var calist = [];
var dnsname = null;
// commonName, country, organization
// If the certificates directory does not exist, create it.
if (!obj.dirExists(parent.datapath)) { obj.fs.mkdirSync(parent.datapath); }
var r = {};
var rcount = 0;
// If the root certificate already exist, load it
if (obj.fileExists('root-cert-public.crt') && obj.fileExists('root-cert-private.key')) {
var rootCertificate = obj.fileLoad('root-cert-public.crt', 'utf8');
var rootPrivateKey = obj.decryptPrivateKey(obj.fileLoad('root-cert-private.key', 'utf8'));
r.root = { cert: rootCertificate, key: rootPrivateKey };
rcount++;
// Check if the root certificate has the "Certificate Signing (04)" Key usage.
// This option is required for newer versions of Intel AMT for CIRA/WS-EVENTS.
var xroot = obj.pki.certificateFromPem(rootCertificate);
var xext = xroot.getExtension('keyUsage');
if ((xext == null) || (xext.keyCertSign !== true) || (xroot.serialNumber == '')) {
// We need to fix this certificate
parent.common.moveOldFiles(['root-cert-public-backup.crt']);
obj.fs.writeFileSync(parent.getConfigFilePath('root-cert-public-backup.crt'), rootCertificate);
if (xroot.serialNumber == '') { console.log("Fixing root certificate to add serial number..."); xroot.serialNumber = '' + require('crypto').randomBytes(4).readUInt32BE(0); }
if ((xext == null) || (xext.keyCertSign !== true)) { console.log("Fixing root certificate to add signing key usage..."); xroot.setExtensions([{ name: 'basicConstraints', cA: true }, { name: 'subjectKeyIdentifier' }, { name: 'keyUsage', keyCertSign: true }]); }
var xrootPrivateKey = obj.pki.privateKeyFromPem(rootPrivateKey);
xroot.sign(xrootPrivateKey, obj.forge.md.sha384.create());
r.root.cert = obj.pki.certificateToPem(xroot);
parent.common.moveOldFiles([parent.getConfigFilePath('root-cert-public.crt')]);
try { obj.fs.writeFileSync(parent.getConfigFilePath('root-cert-public.crt'), r.root.cert); } catch (ex) { }
}
}
// If web certificate exist, load it as default. This is useful for agent-only port. Load both certificate and private key
if (obj.fileExists('webserver-cert-public.crt') && obj.fileExists('webserver-cert-private.key')) {
r.webdefault = { cert: obj.fileLoad('webserver-cert-public.crt', 'utf8'), key: obj.decryptPrivateKey(obj.fileLoad('webserver-cert-private.key', 'utf8')) };
if (obj.checkCertificate(r.webdefault.cert, r.webdefault.key) == false) { delete r.webdefault; }
}
if (args.tlsoffload) {
// If the web certificate already exist, load it. Load just the certificate since we are in TLS offload situation
if (obj.fileExists('webserver-cert-public.crt')) {
r.web = { cert: obj.fileLoad('webserver-cert-public.crt', 'utf8') };
if (obj.checkCertificate(r.web.cert, null) == false) { delete r.web; } else { rcount++; }
}
} else {
// If the web certificate already exist, load it. Load both certificate and private key
if (obj.fileExists('webserver-cert-public.crt') && obj.decryptPrivateKey(obj.fileExists('webserver-cert-private.key'))) {
r.web = { cert: obj.fileLoad('webserver-cert-public.crt', 'utf8'), key: obj.decryptPrivateKey(obj.fileLoad('webserver-cert-private.key', 'utf8')) };
if (obj.checkCertificate(r.web.cert, r.web.key) == false) { delete r.web; } else { rcount++; }
}
}
// If the mps certificate already exist, load it
if (obj.fileExists('mpsserver-cert-public.crt') && obj.fileExists('mpsserver-cert-private.key')) {
r.mps = { cert: obj.fileLoad('mpsserver-cert-public.crt', 'utf8'), key: obj.decryptPrivateKey(obj.fileLoad('mpsserver-cert-private.key', 'utf8')) };
if (obj.checkCertificate(r.mps.cert, r.mps.key) == false) { delete r.mps; } else { rcount++; }
}
// If the agent certificate already exist, load it
if (obj.fileExists("agentserver-cert-public.crt") && obj.fileExists("agentserver-cert-private.key")) {
r.agent = { cert: obj.fileLoad("agentserver-cert-public.crt", 'utf8'), key: obj.decryptPrivateKey(obj.fileLoad("agentserver-cert-private.key", 'utf8')) };
if (obj.checkCertificate(r.agent.cert, r.agent.key) == false) { delete r.agent; } else { rcount++; }
}
// If the code signing certificate already exist, load it
if (obj.fileExists("codesign-cert-public.crt") && obj.fileExists("codesign-cert-private.key")) {
r.codesign = { cert: obj.fileLoad("codesign-cert-public.crt", 'utf8'), key: obj.decryptPrivateKey(obj.fileLoad("codesign-cert-private.key", 'utf8')) };
if (obj.checkCertificate(r.codesign.cert, r.codesign.key) == false) { delete r.codesign; } else { rcount++; }
} else {
// If we are reading certificates from a database or vault and are just missing the code signing cert, skip it.
if (parent.configurationFiles != null) { rcount++; }
}
// If the swarm server certificate exist, load it (This is an optional certificate)
if (obj.fileExists('swarmserver-cert-public.crt') && obj.fileExists('swarmserver-cert-private.key')) {
r.swarmserver = { cert: obj.fileLoad('swarmserver-cert-public.crt', 'utf8'), key: obj.decryptPrivateKey(obj.fileLoad('swarmserver-cert-private.key', 'utf8')) };
if (obj.checkCertificate(r.swarmserver.cert, r.swarmserver.key) == false) { delete r.swarmserver; }
}
// If the swarm server root certificate exist, load it (This is an optional certificate)
if (obj.fileExists('swarmserverroot-cert-public.crt')) {
r.swarmserverroot = { cert: obj.fileLoad('swarmserverroot-cert-public.crt', 'utf8') };
if (obj.checkCertificate(r.swarmserverroot.cert, null) == false) { delete r.swarmserverroot; }
}
// If CA certificates are present, load them
do {
caok = false;
if (obj.fileExists('webserver-cert-chain' + caindex + '.crt')) {
calist.push(obj.fileLoad('webserver-cert-chain' + caindex + '.crt', 'utf8'));
caok = true;
}
caindex++;
} while (caok === true);
if (r.web != null) { r.web.ca = calist; }
// Decode certificate arguments
var commonName = 'un-configured';
var country = null;
var organization = null;
var forceWebCertGen = 0;
var forceMpsCertGen = 0;
if (certargs != undefined) {
var xargs = certargs.split(',');
if (xargs.length > 0) { commonName = xargs[0]; }
if (xargs.length > 1) { country = xargs[1]; }
if (xargs.length > 2) { organization = xargs[2]; }
}
// Decode MPS certificate arguments, this is for the Intel AMT CIRA server
var mpsCommonName = ((config.settings != null) && (typeof config.settings.mpsaliashost == 'string')) ? config.settings.mpsaliashost : commonName;
var mpsCountry = country;
var mpsOrganization = organization;
if (mpscertargs !== undefined) {
var xxargs = mpscertargs.split(',');
if (xxargs.length > 0) { mpsCommonName = xxargs[0]; }
if (xxargs.length > 1) { mpsCountry = xxargs[1]; }
if (xxargs.length > 2) { mpsOrganization = xxargs[2]; }
}
if (rcount === rcountmax) {
// Fetch the certificates names for the main certificate
r.AmtMpsName = obj.pki.certificateFromPem(r.mps.cert).subject.getField('CN').value;
var webCertificate = obj.pki.certificateFromPem(r.web.cert);
if (webCertificate.issuer.getField('CN') != null) { r.WebIssuer = webCertificate.issuer.getField('CN').value; } else { r.WebIssuer = null; }
r.CommonName = webCertificate.subject.getField('CN').value;
r.CommonNames = [ r.CommonName ];
var altNames = webCertificate.getExtension('subjectAltName');
if (altNames) {
for (i = 0; i < altNames.altNames.length; i++) {
if ((altNames.altNames[i] != null) && (altNames.altNames[i].type === 2) && (typeof altNames.altNames[i].value === 'string')) {
var acn = altNames.altNames[i].value.toLowerCase();
if (r.CommonNames.indexOf(acn) == -1) { r.CommonNames.push(acn); }
}
}
}
var rootCertificate = obj.pki.certificateFromPem(r.root.cert);
r.RootName = rootCertificate.subject.getField('CN').value;
// If the "cert" name is not set, try to use the certificate CN instead (ok if the certificate is not wildcard).
if (commonName == 'un-configured') {
if (r.CommonName.startsWith('*.')) { console.log("ERROR: Must specify a server full domain name in Config.json->Settings->Cert when using a wildcard certificate."); process.exit(0); return; }
commonName = r.CommonName;
}
}
// Look for domains that have DNS names and load their certificates
r.dns = {};
for (i in config.domains) {
if ((i != '') && (config.domains[i] != null) && (config.domains[i].dns != null)) {
dnsname = config.domains[i].dns;
// Check if this domain matches a parent wildcard cert, if so, use the parent cert.
if (obj.compareCertificateNames(r.CommonNames, dnsname) == true) {
r.dns[i] = { cert: obj.fileLoad('webserver-cert-public.crt', 'utf8'), key: obj.decryptPrivateKey(obj.fileLoad('webserver-cert-private.key', 'utf8')) };
} else {
if (args.tlsoffload) {
// If the web certificate already exist, load it. Load just the certificate since we are in TLS offload situation
if (obj.fileExists('webserver-' + i + '-cert-public.crt')) {
r.dns[i] = { cert: obj.fileLoad('webserver-' + i + '-cert-public.crt', 'utf8') };
config.domains[i].certs = r.dns[i];
} else {
console.log("WARNING: File \"webserver-" + i + "-cert-public.crt\" missing, domain \"" + i + "\" will not work correctly.");
}
} else {
// If the web certificate already exist, load it. Load both certificate and private key
if (obj.fileExists('webserver-' + i + '-cert-public.crt') && obj.fileExists('webserver-' + i + '-cert-private.key')) {
r.dns[i] = { cert: obj.fileLoad('webserver-' + i + '-cert-public.crt', 'utf8'), key: obj.decryptPrivateKey(obj.fileLoad('webserver-' + i + '-cert-private.key', 'utf8')) };
config.domains[i].certs = r.dns[i];
// If CA certificates are present, load them
caindex = 1;
r.dns[i].ca = [];
do {
caok = false;
if (obj.fileExists('webserver-' + i + '-cert-chain' + caindex + '.crt')) {
r.dns[i].ca.push(obj.fileLoad('webserver-' + i + '-cert-chain' + caindex + '.crt', 'utf8'));
caok = true;
}
caindex++;
} while (caok === true);
} else {
rcountmax++; // This certificate must be generated
}
}
}
}
}
// If we have all the certificates we need, stop here.
if (rcount === rcountmax) {
if ((certargs == null) && (mpscertargs == null)) { if (func != undefined) { func(r); } return r; } // If no certificate arguments are given, keep the certificate
var xcountry, xcountryField = webCertificate.subject.getField('C');
if (xcountryField != null) { xcountry = xcountryField.value; }
var xorganization, xorganizationField = webCertificate.subject.getField('O');
if (xorganizationField != null) { xorganization = xorganizationField.value; }
if (certargs == null) { commonName = r.CommonName; country = xcountry; organization = xorganization; }
// Check if we have correct certificates.
if (obj.compareCertificateNames(r.CommonNames, commonName) == false) { console.log("Error: " + commonName + " does not match name in TLS certificate: " + r.CommonNames.join(', ')); forceWebCertGen = 1; } else { r.CommonName = commonName; }
if (r.AmtMpsName != mpsCommonName) { forceMpsCertGen = 1; }