summaryrefslogtreecommitdiff
path: root/t/t0300-credentials.sh
blob: 48484cbcf6eda7e728515c9f217be4d5515fa8e4 (plain)
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
#!/bin/sh

test_description='basic credential helper tests'
. ./test-lib.sh
. "$TEST_DIRECTORY"/lib-credential.sh

test_expect_success 'setup helper scripts' '
	cat >dump <<-\EOF &&
	whoami=$(echo $0 | sed s/.*git-credential-//)
	echo >&2 "$whoami: $*"
	OIFS=$IFS
	IFS==
	while read key value; do
		echo >&2 "$whoami: $key=$value"
		eval "$key=$value"
	done
	IFS=$OIFS
	EOF

	write_script git-credential-useless <<-\EOF &&
	. ./dump
	exit 0
	EOF

	write_script git-credential-quit <<-\EOF &&
	. ./dump
	echo quit=1
	EOF

	write_script git-credential-verbatim <<-\EOF &&
	user=$1; shift
	pass=$1; shift
	. ./dump
	test -z "$user" || echo username=$user
	test -z "$pass" || echo password=$pass
	EOF

	PATH="$PWD:$PATH"
'

test_expect_success 'credential_fill invokes helper' '
	check fill "verbatim foo bar" <<-\EOF
	protocol=http
	host=example.com
	--
	protocol=http
	host=example.com
	username=foo
	password=bar
	--
	verbatim: get
	verbatim: protocol=http
	verbatim: host=example.com
	EOF
'

test_expect_success 'credential_fill invokes multiple helpers' '
	check fill useless "verbatim foo bar" <<-\EOF
	protocol=http
	host=example.com
	--
	protocol=http
	host=example.com
	username=foo
	password=bar
	--
	useless: get
	useless: protocol=http
	useless: host=example.com
	verbatim: get
	verbatim: protocol=http
	verbatim: host=example.com
	EOF
'

test_expect_success 'credential_fill stops when we get a full response' '
	check fill "verbatim one two" "verbatim three four" <<-\EOF
	protocol=http
	host=example.com
	--
	protocol=http
	host=example.com
	username=one
	password=two
	--
	verbatim: get
	verbatim: protocol=http
	verbatim: host=example.com
	EOF
'

test_expect_success 'credential_fill continues through partial response' '
	check fill "verbatim one \"\"" "verbatim two three" <<-\EOF
	protocol=http
	host=example.com
	--
	protocol=http
	host=example.com
	username=two
	password=three
	--
	verbatim: get
	verbatim: protocol=http
	verbatim: host=example.com
	verbatim: get
	verbatim: protocol=http
	verbatim: host=example.com
	verbatim: username=one
	EOF
'

test_expect_success 'credential_fill passes along metadata' '
	check fill "verbatim one two" <<-\EOF
	protocol=ftp
	host=example.com
	path=foo.git
	--
	protocol=ftp
	host=example.com
	path=foo.git
	username=one
	password=two
	--
	verbatim: get
	verbatim: protocol=ftp
	verbatim: host=example.com
	verbatim: path=foo.git
	EOF
'

test_expect_success 'credential_approve calls all helpers' '
	check approve useless "verbatim one two" <<-\EOF
	protocol=http
	host=example.com
	username=foo
	password=bar
	--
	--
	useless: store
	useless: protocol=http
	useless: host=example.com
	useless: username=foo
	useless: password=bar
	verbatim: store
	verbatim: protocol=http
	verbatim: host=example.com
	verbatim: username=foo
	verbatim: password=bar
	EOF
'

test_expect_success 'do not bother storing password-less credential' '
	check approve useless <<-\EOF
	protocol=http
	host=example.com
	username=foo
	--
	--
	EOF
'


test_expect_success 'credential_reject calls all helpers' '
	check reject useless "verbatim one two" <<-\EOF
	protocol=http
	host=example.com
	username=foo
	password=bar
	--
	--
	useless: erase
	useless: protocol=http
	useless: host=example.com
	useless: username=foo
	useless: password=bar
	verbatim: erase
	verbatim: protocol=http
	verbatim: host=example.com
	verbatim: username=foo
	verbatim: password=bar
	EOF
'

test_expect_success 'usernames can be preserved' '
	check fill "verbatim \"\" three" <<-\EOF
	protocol=http
	host=example.com
	username=one
	--
	protocol=http
	host=example.com
	username=one
	password=three
	--
	verbatim: get
	verbatim: protocol=http
	verbatim: host=example.com
	verbatim: username=one
	EOF
'

test_expect_success 'usernames can be overridden' '
	check fill "verbatim two three" <<-\EOF
	protocol=http
	host=example.com
	username=one
	--
	protocol=http
	host=example.com
	username=two
	password=three
	--
	verbatim: get
	verbatim: protocol=http
	verbatim: host=example.com
	verbatim: username=one
	EOF
'

test_expect_success 'do not bother completing already-full credential' '
	check fill "verbatim three four" <<-\EOF
	protocol=http
	host=example.com
	username=one
	password=two
	--
	protocol=http
	host=example.com
	username=one
	password=two
	--
	EOF
'

# We can't test the basic terminal password prompt here because
# getpass() tries too hard to find the real terminal. But if our
# askpass helper is run, we know the internal getpass is working.
test_expect_success 'empty helper list falls back to internal getpass' '
	check fill <<-\EOF
	protocol=http
	host=example.com
	--
	protocol=http
	host=example.com
	username=askpass-username
	password=askpass-password
	--
	askpass: Username for '\''http://example.com'\'':
	askpass: Password for '\''http://askpass-username@example.com'\'':
	EOF
'

test_expect_success 'internal getpass does not ask for known username' '
	check fill <<-\EOF
	protocol=http
	host=example.com
	username=foo
	--
	protocol=http
	host=example.com
	username=foo
	password=askpass-password
	--
	askpass: Password for '\''http://foo@example.com'\'':
	EOF
'

HELPER="!f() {
		cat >/dev/null
		echo username=foo
		echo password=bar
	}; f"
test_expect_success 'respect configured credentials' '
	test_config credential.helper "$HELPER" &&
	check fill <<-\EOF
	protocol=http
	host=example.com
	--
	protocol=http
	host=example.com
	username=foo
	password=bar
	--
	EOF
'

test_expect_success 'match configured credential' '
	test_config credential.https://example.com.helper "$HELPER" &&
	check fill <<-\EOF
	protocol=https
	host=example.com
	path=repo.git
	--
	protocol=https
	host=example.com
	username=foo
	password=bar
	--
	EOF
'

test_expect_success 'do not match configured credential' '
	test_config credential.https://foo.helper "$HELPER" &&
	check fill <<-\EOF
	protocol=https
	host=bar
	--
	protocol=https
	host=bar
	username=askpass-username
	password=askpass-password
	--
	askpass: Username for '\''https://bar'\'':
	askpass: Password for '\''https://askpass-username@bar'\'':
	EOF
'

test_expect_success 'match multiple configured helpers' '
	test_config credential.helper "verbatim \"\" \"\"" &&
	test_config credential.https://example.com.helper "$HELPER" &&
	check fill <<-\EOF
	protocol=https
	host=example.com
	path=repo.git
	--
	protocol=https
	host=example.com
	username=foo
	password=bar
	--
	verbatim: get
	verbatim: protocol=https
	verbatim: host=example.com
	EOF
'

test_expect_success 'match multiple configured helpers with URLs' '
	test_config credential.https://example.com/repo.git.helper "verbatim \"\" \"\"" &&
	test_config credential.https://example.com.helper "$HELPER" &&
	check fill <<-\EOF
	protocol=https
	host=example.com
	path=repo.git
	--
	protocol=https
	host=example.com
	username=foo
	password=bar
	--
	verbatim: get
	verbatim: protocol=https
	verbatim: host=example.com
	EOF
'

test_expect_success 'match percent-encoded values' '
	test_config credential.https://example.com/%2566.git.helper "$HELPER" &&
	check fill <<-\EOF
	url=https://example.com/%2566.git
	--
	protocol=https
	host=example.com
	username=foo
	password=bar
	--
	EOF
'

test_expect_success 'pull username from config' '
	test_config credential.https://example.com.username foo &&
	check fill <<-\EOF
	protocol=https
	host=example.com
	--
	protocol=https
	host=example.com
	username=foo
	password=askpass-password
	--
	askpass: Password for '\''https://foo@example.com'\'':
	EOF
'

test_expect_success 'honors username from URL over helper (URL)' '
	test_config credential.https://example.com.username bob &&
	test_config credential.https://example.com.helper "verbatim \"\" bar" &&
	check fill <<-\EOF
	url=https://alice@example.com
	--
	protocol=https
	host=example.com
	username=alice
	password=bar
	--
	verbatim: get
	verbatim: protocol=https
	verbatim: host=example.com
	verbatim: username=alice
	EOF
'

test_expect_success 'honors username from URL over helper (components)' '
	test_config credential.https://example.com.username bob &&
	test_config credential.https://example.com.helper "verbatim \"\" bar" &&
	check fill <<-\EOF
	protocol=https
	host=example.com
	username=alice
	--
	protocol=https
	host=example.com
	username=alice
	password=bar
	--
	verbatim: get
	verbatim: protocol=https
	verbatim: host=example.com
	verbatim: username=alice
	EOF
'

test_expect_success 'last matching username wins' '
	test_config credential.https://example.com/path.git.username bob &&
	test_config credential.https://example.com.username alice &&
	test_config credential.https://example.com.helper "verbatim \"\" bar" &&
	check fill <<-\EOF
	url=https://example.com/path.git
	--
	protocol=https
	host=example.com
	username=alice
	password=bar
	--
	verbatim: get
	verbatim: protocol=https
	verbatim: host=example.com
	verbatim: username=alice
	EOF
'

test_expect_success 'http paths can be part of context' '
	check fill "verbatim foo bar" <<-\EOF &&
	protocol=https
	host=example.com
	path=foo.git
	--
	protocol=https
	host=example.com
	username=foo
	password=bar
	--
	verbatim: get
	verbatim: protocol=https
	verbatim: host=example.com
	EOF
	test_config credential.https://example.com.useHttpPath true &&
	check fill "verbatim foo bar" <<-\EOF
	protocol=https
	host=example.com
	path=foo.git
	--
	protocol=https
	host=example.com
	path=foo.git
	username=foo
	password=bar
	--
	verbatim: get
	verbatim: protocol=https
	verbatim: host=example.com
	verbatim: path=foo.git
	EOF
'

test_expect_success 'context uses urlmatch' '
	test_config "credential.https://*.org.useHttpPath" true &&
	check fill "verbatim foo bar" <<-\EOF
	protocol=https
	host=example.org
	path=foo.git
	--
	protocol=https
	host=example.org
	path=foo.git
	username=foo
	password=bar
	--
	verbatim: get
	verbatim: protocol=https
	verbatim: host=example.org
	verbatim: path=foo.git
	EOF
'

test_expect_success 'helpers can abort the process' '
	test_must_fail git \
		-c credential.helper=quit \
		-c credential.helper="verbatim foo bar" \
		credential fill >stdout 2>stderr <<-\EOF &&
	protocol=http
	host=example.com
	EOF
	test_must_be_empty stdout &&
	cat >expect <<-\EOF &&
	quit: get
	quit: protocol=http
	quit: host=example.com
	fatal: credential helper '\''quit'\'' told us to quit
	EOF
	test_i18ncmp expect stderr
'

test_expect_success 'empty helper spec resets helper list' '
	test_config credential.helper "verbatim file file" &&
	check fill "" "verbatim cmdline cmdline" <<-\EOF
	protocol=http
	host=example.com
	--
	protocol=http
	host=example.com
	username=cmdline
	password=cmdline
	--
	verbatim: get
	verbatim: protocol=http
	verbatim: host=example.com
	EOF
'

test_expect_success 'url parser rejects embedded newlines' '
	test_must_fail git credential fill 2>stderr <<-\EOF &&
	url=https://one.example.com?%0ahost=two.example.com/
	EOF
	cat >expect <<-\EOF &&
	warning: url contains a newline in its path component: https://one.example.com?%0ahost=two.example.com/
	fatal: credential url cannot be parsed: https://one.example.com?%0ahost=two.example.com/
	EOF
	test_i18ncmp expect stderr
'

test_expect_success 'host-less URLs are parsed as empty host' '
	check fill "verbatim foo bar" <<-\EOF
	url=cert:///path/to/cert.pem
	--
	protocol=cert
	host=
	path=path/to/cert.pem
	username=foo
	password=bar
	--
	verbatim: get
	verbatim: protocol=cert
	verbatim: host=
	verbatim: path=path/to/cert.pem
	EOF
'

test_expect_success 'credential system refuses to work with missing host' '
	test_must_fail git credential fill 2>stderr <<-\EOF &&
	protocol=http
	EOF
	cat >expect <<-\EOF &&
	fatal: refusing to work with credential missing host field
	EOF
	test_i18ncmp expect stderr
'

test_expect_success 'credential system refuses to work with missing protocol' '
	test_must_fail git credential fill 2>stderr <<-\EOF &&
	host=example.com
	EOF
	cat >expect <<-\EOF &&
	fatal: refusing to work with credential missing protocol field
	EOF
	test_i18ncmp expect stderr
'

# usage: check_host_and_path <url> <expected-host> <expected-path>
check_host_and_path () {
	# we always parse the path component, but we need this to make sure it
	# is passed to the helper
	test_config credential.useHTTPPath true &&
	check fill "verbatim user pass" <<-EOF
	url=$1
	--
	protocol=https
	host=$2
	path=$3
	username=user
	password=pass
	--
	verbatim: get
	verbatim: protocol=https
	verbatim: host=$2
	verbatim: path=$3
	EOF
}

test_expect_success 'url parser handles bare query marker' '
	check_host_and_path https://example.com?foo.git example.com ?foo.git
'

test_expect_success 'url parser handles bare fragment marker' '
	check_host_and_path https://example.com#foo.git example.com "#foo.git"
'

test_expect_success 'url parser not confused by encoded markers' '
	check_host_and_path https://example.com%23%3f%2f/foo.git \
		"example.com#?/" foo.git
'

test_done