git@vger.kernel.org list mirror (unofficial, one of many)
 help / color / mirror / code / Atom feed
blob f8764d1dd9e3ee9494cfb77ac930fa27787dae28 14369 bytes (raw)
name: t/t7700-repack.sh 	 # note: path name is non-authoritative(*)

  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
 
#!/bin/sh

test_description='git repack works correctly'

. ./test-lib.sh
. "${TEST_DIRECTORY}/lib-bitmap.sh"
. "${TEST_DIRECTORY}/lib-midx.sh"
. "${TEST_DIRECTORY}/lib-terminal.sh"

commit_and_pack () {
	test_commit "$@" 1>&2 &&
	incrpackid=$(git pack-objects --all --unpacked --incremental .git/objects/pack/pack </dev/null) &&
	echo pack-${incrpackid}.pack
}

test_no_missing_in_packs () {
	myidx=$(ls -1 .git/objects/pack/*.idx) &&
	test_path_is_file "$myidx" &&
	git verify-pack -v alt_objects/pack/*.idx >orig.raw &&
	sed -n -e "s/^\($OID_REGEX\).*/\1/p" orig.raw | sort >orig &&
	git verify-pack -v $myidx >dest.raw &&
	cut -d" " -f1 dest.raw | sort >dest &&
	comm -23 orig dest >missing &&
	test_must_be_empty missing
}

# we expect $packid and $oid to be defined
test_has_duplicate_object () {
	want_duplicate_object="$1"
	found_duplicate_object=false
	for p in .git/objects/pack/*.idx
	do
		idx=$(basename $p)
		test "pack-$packid.idx" = "$idx" && continue
		git verify-pack -v $p >packlist || return $?
		if grep "^$oid" packlist
		then
			found_duplicate_object=true
			echo "DUPLICATE OBJECT FOUND"
			break
		fi
	done &&
	test "$want_duplicate_object" = "$found_duplicate_object"
}

test_expect_success 'objects in packs marked .keep are not repacked' '
	echo content1 >file1 &&
	echo content2 >file2 &&
	git add . &&
	test_tick &&
	git commit -m initial_commit &&
	# Create two packs
	# The first pack will contain all of the objects except one
	git rev-list --objects --all >objs &&
	grep -v file2 objs | git pack-objects pack &&
	# The second pack will contain the excluded object
	packid=$(grep file2 objs | git pack-objects pack) &&
	>pack-$packid.keep &&
	git verify-pack -v pack-$packid.idx >packlist &&
	oid=$(head -n 1 packlist | sed -e "s/^\($OID_REGEX\).*/\1/") &&
	mv pack-* .git/objects/pack/ &&
	git repack -A -d -l &&
	git prune-packed &&
	test_has_duplicate_object false
'

test_expect_success 'writing bitmaps via command-line can duplicate .keep objects' '
	# build on $oid, $packid, and .keep state from previous
	GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP=0 git repack -Adbl &&
	test_has_duplicate_object true
'

test_expect_success 'writing bitmaps via config can duplicate .keep objects' '
	# build on $oid, $packid, and .keep state from previous
	GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP=0 \
		git -c repack.writebitmaps=true repack -Adl &&
	test_has_duplicate_object true
'

test_expect_success 'loose objects in alternate ODB are not repacked' '
	mkdir alt_objects &&
	echo $(pwd)/alt_objects >.git/objects/info/alternates &&
	echo content3 >file3 &&
	oid=$(GIT_OBJECT_DIRECTORY=alt_objects git hash-object -w file3) &&
	git add file3 &&
	test_tick &&
	git commit -m commit_file3 &&
	git repack -a -d -l &&
	git prune-packed &&
	test_has_duplicate_object false
'

test_expect_success 'packed obs in alt ODB are repacked even when local repo is packless' '
	mkdir alt_objects/pack &&
	mv .git/objects/pack/* alt_objects/pack &&
	git repack -a &&
	test_no_missing_in_packs
'

test_expect_success 'packed obs in alt ODB are repacked when local repo has packs' '
	rm -f .git/objects/pack/* &&
	echo new_content >>file1 &&
	git add file1 &&
	test_tick &&
	git commit -m more_content &&
	git repack &&
	git repack -a -d &&
	test_no_missing_in_packs
'

test_expect_success 'packed obs in alternate ODB kept pack are repacked' '
	# swap the .keep so the commit object is in the pack with .keep
	for p in alt_objects/pack/*.pack
	do
		base_name=$(basename $p .pack) &&
		if test_path_is_file alt_objects/pack/$base_name.keep
		then
			rm alt_objects/pack/$base_name.keep
		else
			touch alt_objects/pack/$base_name.keep
		fi || return 1
	done &&
	git repack -a -d &&
	test_no_missing_in_packs
'

test_expect_success 'packed unreachable obs in alternate ODB are not loosened' '
	rm -f alt_objects/pack/*.keep &&
	mv .git/objects/pack/* alt_objects/pack/ &&
	coid=$(git rev-parse HEAD^{commit}) &&
	git reset --hard HEAD^ &&
	test_tick &&
	git reflog expire --expire=$test_tick --expire-unreachable=$test_tick --all &&
	# The pack-objects call on the next line is equivalent to
	# git repack -A -d without the call to prune-packed
	git pack-objects --honor-pack-keep --non-empty --all --reflog \
	    --unpack-unreachable </dev/null pack &&
	rm -f .git/objects/pack/* &&
	mv pack-* .git/objects/pack/ &&
	git verify-pack -v -- .git/objects/pack/*.idx >packlist &&
	! grep "^$coid " packlist &&
	echo >.git/objects/info/alternates &&
	test_must_fail git show $coid
'

test_expect_success 'local packed unreachable obs that exist in alternate ODB are not loosened' '
	echo $(pwd)/alt_objects >.git/objects/info/alternates &&
	echo "$coid" | git pack-objects --non-empty --all --reflog pack &&
	rm -f .git/objects/pack/* &&
	mv pack-* .git/objects/pack/ &&
	# The pack-objects call on the next line is equivalent to
	# git repack -A -d without the call to prune-packed
	git pack-objects --honor-pack-keep --non-empty --all --reflog \
	    --unpack-unreachable </dev/null pack &&
	rm -f .git/objects/pack/* &&
	mv pack-* .git/objects/pack/ &&
	git verify-pack -v -- .git/objects/pack/*.idx >packlist &&
	! grep "^$coid " &&
	echo >.git/objects/info/alternates &&
	test_must_fail git show $coid
'

test_expect_success 'objects made unreachable by grafts only are kept' '
	test_tick &&
	git commit --allow-empty -m "commit 4" &&
	H0=$(git rev-parse HEAD) &&
	H1=$(git rev-parse HEAD^) &&
	H2=$(git rev-parse HEAD^^) &&
	echo "$H0 $H2" >.git/info/grafts &&
	git reflog expire --expire=$test_tick --expire-unreachable=$test_tick --all &&
	git repack -a -d &&
	git cat-file -t $H1
'

test_expect_success 'repack --keep-pack' '
	test_create_repo keep-pack &&
	(
		cd keep-pack &&
		P1=$(commit_and_pack 1) &&
		P2=$(commit_and_pack 2) &&
		P3=$(commit_and_pack 3) &&
		P4=$(commit_and_pack 4) &&
		ls .git/objects/pack/*.pack >old-counts &&
		test_line_count = 4 old-counts &&
		git repack -a -d --keep-pack $P1 --keep-pack $P4 &&
		ls .git/objects/pack/*.pack >new-counts &&
		grep -q $P1 new-counts &&
		grep -q $P4 new-counts &&
		test_line_count = 3 new-counts &&
		git fsck
	)
'

test_expect_success 'bitmaps are created by default in bare repos' '
	git clone --bare .git bare.git &&
	rm -f bare.git/objects/pack/*.bitmap &&
	GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP=0 \
		git -C bare.git repack -ad &&
	bitmap=$(ls bare.git/objects/pack/*.bitmap) &&
	test_path_is_file "$bitmap"
'

test_expect_success 'incremental repack does not complain' '
	git -C bare.git repack -q 2>repack.err &&
	test_must_be_empty repack.err
'

test_expect_success 'bitmaps can be disabled on bare repos' '
	GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP=0 \
		git -c repack.writeBitmaps=false -C bare.git repack -ad &&
	bitmap=$(ls bare.git/objects/pack/*.bitmap || :) &&
	test -z "$bitmap"
'

test_expect_success 'no bitmaps created if .keep files present' '
	pack=$(ls bare.git/objects/pack/*.pack) &&
	test_path_is_file "$pack" &&
	keep=${pack%.pack}.keep &&
	test_when_finished "rm -f \"\$keep\"" &&
	>"$keep" &&
	GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP=0 \
		git -C bare.git repack -ad 2>stderr &&
	test_must_be_empty stderr &&
	find bare.git/objects/pack/ -type f -name "*.bitmap" >actual &&
	test_must_be_empty actual
'

test_expect_success 'auto-bitmaps do not complain if unavailable' '
	test_config -C bare.git pack.packSizeLimit 1M &&
	blob=$(test-tool genrandom big $((1024*1024)) |
	       git -C bare.git hash-object -w --stdin) &&
	git -C bare.git update-ref refs/tags/big $blob &&
	GIT_TEST_MULTI_PACK_INDEX_WRITE_BITMAP=0 \
		git -C bare.git repack -ad 2>stderr &&
	test_must_be_empty stderr &&
	find bare.git/objects/pack -type f -name "*.bitmap" >actual &&
	test_must_be_empty actual
'

test_expect_success 'repacking with a filter is not allowed' '
	test_must_fail git repack -a -d --filter=blob:none 2>actual &&
	test_i18ngrep "Repacking with a filter is not allowed" actual
'

objdir=.git/objects
midx=$objdir/pack/multi-pack-index

test_expect_success 'setup for --write-midx tests' '
	git init midx &&
	(
		cd midx &&
		git config core.multiPackIndex true &&

		test_commit base
	)
'

test_expect_success '--write-midx unchanged' '
	(
		cd midx &&
		GIT_TEST_MULTI_PACK_INDEX=0 git repack &&
		test_path_is_missing $midx &&
		test_path_is_missing $midx-*.bitmap &&

		GIT_TEST_MULTI_PACK_INDEX=0 git repack --write-midx &&

		test_path_is_file $midx &&
		test_path_is_missing $midx-*.bitmap &&
		test_midx_consistent $objdir
	)
'

test_expect_success '--write-midx with a new pack' '
	(
		cd midx &&
		test_commit loose &&

		GIT_TEST_MULTI_PACK_INDEX=0 git repack --write-midx &&

		test_path_is_file $midx &&
		test_path_is_missing $midx-*.bitmap &&
		test_midx_consistent $objdir
	)
'

test_expect_success '--write-midx with -b' '
	(
		cd midx &&
		GIT_TEST_MULTI_PACK_INDEX=0 git repack -mb &&

		test_path_is_file $midx &&
		test_path_is_file $midx-*.bitmap &&
		test_midx_consistent $objdir
	)
'

test_expect_success '--write-midx with -d' '
	(
		cd midx &&
		test_commit repack &&

		GIT_TEST_MULTI_PACK_INDEX=0 git repack -Ad --write-midx &&

		test_path_is_file $midx &&
		test_path_is_missing $midx-*.bitmap &&
		test_midx_consistent $objdir
	)
'

test_expect_success 'cleans up MIDX when appropriate' '
	(
		cd midx &&

		test_commit repack-2 &&
		GIT_TEST_MULTI_PACK_INDEX=0 git repack -Adb --write-midx &&

		checksum=$(midx_checksum $objdir) &&
		test_path_is_file $midx &&
		test_path_is_file $midx-$checksum.bitmap &&

		test_commit repack-3 &&
		GIT_TEST_MULTI_PACK_INDEX=0 git repack -Adb --write-midx &&

		test_path_is_file $midx &&
		test_path_is_missing $midx-$checksum.bitmap &&
		test_path_is_file $midx-$(midx_checksum $objdir).bitmap &&

		test_commit repack-4 &&
		GIT_TEST_MULTI_PACK_INDEX=0 git repack -Adb &&

		find $objdir/pack -type f -name "multi-pack-index*" >files &&
		test_must_be_empty files
	)
'

test_expect_success '--write-midx with preferred bitmap tips' '
	git init midx-preferred-tips &&
	test_when_finished "rm -fr midx-preferred-tips" &&
	(
		cd midx-preferred-tips &&

		test_commit_bulk --message="%s" 103 &&

		git log --format="%H" >commits.raw &&
		sort <commits.raw >commits &&

		git log --format="create refs/tags/%s/%s %H" HEAD >refs &&
		git update-ref --stdin <refs &&

		git repack --write-midx --write-bitmap-index &&
		test_path_is_file $midx &&
		test_path_is_file $midx-$(midx_checksum $objdir).bitmap &&

		test-tool bitmap list-commits | sort >bitmaps &&
		comm -13 bitmaps commits >before &&
		test_line_count = 1 before &&

		rm -fr $midx-$(midx_checksum $objdir).bitmap &&
		rm -fr $midx &&

		# instead of constructing the snapshot ourselves (c.f., the test
		# "write a bitmap with --refs-snapshot (preferred tips)" in
		# t5326), mark the missing commit as preferred by adding it to
		# the pack.preferBitmapTips configuration.
		git for-each-ref --format="%(refname:rstrip=1)" \
			--points-at="$(cat before)" >missing &&
		git config pack.preferBitmapTips "$(cat missing)" &&
		git repack --write-midx --write-bitmap-index &&

		test-tool bitmap list-commits | sort >bitmaps &&
		comm -13 bitmaps commits >after &&

		! test_cmp before after
	)
'

# The first argument is expected to be a filename
# and that file should contain the name of a .idx
# file. Send the list of objects in that .idx file
# into stdout.
get_sorted_objects_from_pack () {
	git show-index <$(cat "$1") >raw &&
	cut -d" " -f2 raw
}

test_expect_success '--write-midx -b packs non-kept objects' '
	git init repo &&
	test_when_finished "rm -fr repo" &&
	(
		cd repo &&

		# Create a kept pack-file
		test_commit base &&
		git repack -ad &&
		find $objdir/pack -name "*.idx" >before &&
		test_line_count = 1 before &&
		before_name=$(cat before) &&
		>${before_name%.idx}.keep &&

		# Create a non-kept pack-file
		test_commit other &&
		git repack &&

		# Create loose objects
		test_commit loose &&

		# Repack everything
		git repack --write-midx -a -b -d &&

		# There should be two pack-files now, the
		# old, kept pack and the new, non-kept pack.
		find $objdir/pack -name "*.idx" | sort >after &&
		test_line_count = 2 after &&
		find $objdir/pack -name "*.keep" >kept &&
		kept_name=$(cat kept) &&
		echo ${kept_name%.keep}.idx >kept-idx &&
		test_cmp before kept-idx &&

		# Get object list from the kept pack.
		get_sorted_objects_from_pack before >old.objects &&

		# Get object list from the one non-kept pack-file
		comm -13 before after >new-pack &&
		test_line_count = 1 new-pack &&
		get_sorted_objects_from_pack new-pack >new.objects &&

		# None of the objects in the new pack should
		# exist within the kept pack.
		comm -12 old.objects new.objects >shared.objects &&
		test_must_be_empty shared.objects
	)
'

test_expect_success TTY '--quiet disables progress' '
	test_terminal env GIT_PROGRESS_DELAY=0 \
		git -C midx repack -ad --quiet --write-midx 2>stderr &&
	test_must_be_empty stderr
'

test_expect_success 'setup for update-server-info' '
	git init update-server-info &&
	test_commit -C update-server-info message
'

test_server_info_present () {
	test_path_is_file update-server-info/.git/objects/info/packs &&
	test_path_is_file update-server-info/.git/info/refs
}

test_server_info_missing () {
	test_path_is_missing update-server-info/.git/objects/info/packs &&
	test_path_is_missing update-server-info/.git/info/refs
}

test_server_info_cleanup () {
	rm -f update-server-info/.git/objects/info/packs update-server-info/.git/info/refs &&
	test_server_info_missing
}

test_expect_success 'updates server info by default' '
	test_server_info_cleanup &&
	git -C update-server-info repack &&
	test_server_info_present
'

test_expect_success '-n skips updating server info' '
	test_server_info_cleanup &&
	git -C update-server-info repack -n &&
	test_server_info_missing
'

test_expect_success 'repack.updateServerInfo=true updates server info' '
	test_server_info_cleanup &&
	git -C update-server-info -c repack.updateServerInfo=true repack &&
	test_server_info_present
'

test_expect_success 'repack.updateServerInfo=false skips updating server info' '
	test_server_info_cleanup &&
	git -C update-server-info -c repack.updateServerInfo=false repack &&
	test_server_info_missing
'

test_expect_success '-n overrides repack.updateServerInfo=true' '
	test_server_info_cleanup &&
	git -C update-server-info -c repack.updateServerInfo=true repack -n &&
	test_server_info_missing
'

test_done

debug log:

solving f8764d1dd9 ...
found f8764d1dd9 in https://public-inbox.org/git/20221012135114.294680-3-christian.couder@gmail.com/
found ca45c4cd2c in https://80x24.org/mirrors/git.git
preparing index
index prepared:
100755 ca45c4cd2c1a8a422e396fd4d29dee8c49c0c10e	t/t7700-repack.sh

applying [1/1] https://public-inbox.org/git/20221012135114.294680-3-christian.couder@gmail.com/
diff --git a/t/t7700-repack.sh b/t/t7700-repack.sh
index ca45c4cd2c..f8764d1dd9 100755

Checking patch t/t7700-repack.sh...
Applied patch t/t7700-repack.sh cleanly.

index at:
100755 f8764d1dd9e3ee9494cfb77ac930fa27787dae28	t/t7700-repack.sh

(*) Git path names are given by the tree(s) the blob belongs to.
    Blobs themselves have no identifier aside from the hash of its contents.^

Code repositories for project(s) associated with this public inbox

	https://80x24.org/mirrors/git.git

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).