]>
Commit | Line | Data |
---|---|---|
6e541776 NP |
1 | #!/bin/sh |
2 | # | |
3 | # Copyright (c) 2007 Nicolas Pitre | |
4 | # | |
5 | ||
6 | test_description='pack index with 64-bit offsets and object CRC' | |
7 | . ./test-lib.sh | |
8 | ||
796d1383 | 9 | test_expect_success 'setup' ' |
1610dda8 | 10 | rawsz=$(test_oid rawsz) && |
11 | rm -rf .git && | |
12 | git init && | |
13 | git config pack.threads 1 && | |
14 | i=1 && | |
15 | while test $i -le 100 | |
16 | do | |
74d2f569 | 17 | iii=$(printf "%03i" $i) && |
1610dda8 | 18 | test-tool genrandom "bar" 200 > wide_delta_$iii && |
19 | test-tool genrandom "baz $iii" 50 >> wide_delta_$iii && | |
20 | test-tool genrandom "foo"$i 100 > deep_delta_$iii && | |
21 | test-tool genrandom "foo"$(expr $i + 1) 100 >> deep_delta_$iii && | |
22 | test-tool genrandom "foo"$(expr $i + 2) 100 >> deep_delta_$iii && | |
23 | echo $iii >file_$iii && | |
24 | test-tool genrandom "$iii" 8192 >>file_$iii && | |
25 | git update-index --add file_$iii deep_delta_$iii wide_delta_$iii && | |
26 | i=$(expr $i + 1) || return 1 | |
27 | done && | |
28 | { echo 101 && test-tool genrandom 100 8192; } >file_101 && | |
29 | git update-index --add file_101 && | |
30 | tree=$(git write-tree) && | |
31 | commit=$(git commit-tree $tree </dev/null) && { | |
32 | echo $tree && | |
33 | git ls-tree $tree | sed -e "s/.* \\([0-9a-f]*\\) .*/\\1/" | |
34 | } >obj-list && | |
35 | git update-ref HEAD $commit | |
796d1383 | 36 | ' |
6e541776 | 37 | |
1610dda8 | 38 | test_expect_success 'pack-objects with index version 1' ' |
39 | pack1=$(git pack-objects --index-version=1 test-1 <obj-list) && | |
40 | git verify-pack -v "test-1-${pack1}.pack" | |
41 | ' | |
6e541776 | 42 | |
1610dda8 | 43 | test_expect_success 'pack-objects with index version 2' ' |
44 | pack2=$(git pack-objects --index-version=2 test-2 <obj-list) && | |
45 | git verify-pack -v "test-2-${pack2}.pack" | |
46 | ' | |
6e541776 | 47 | |
1610dda8 | 48 | test_expect_success 'both packs should be identical' ' |
49 | cmp "test-1-${pack1}.pack" "test-2-${pack2}.pack" | |
50 | ' | |
6e541776 | 51 | |
1610dda8 | 52 | test_expect_success 'index v1 and index v2 should be different' ' |
53 | ! cmp "test-1-${pack1}.idx" "test-2-${pack2}.idx" | |
54 | ' | |
6e541776 | 55 | |
1610dda8 | 56 | test_expect_success 'index-pack with index version 1' ' |
57 | git index-pack --index-version=1 -o 1.idx "test-1-${pack1}.pack" | |
58 | ' | |
6e541776 | 59 | |
1610dda8 | 60 | test_expect_success 'index-pack with index version 2' ' |
61 | git index-pack --index-version=2 -o 2.idx "test-1-${pack1}.pack" | |
62 | ' | |
6e541776 | 63 | |
1610dda8 | 64 | test_expect_success 'index-pack results should match pack-objects ones' ' |
65 | cmp "test-1-${pack1}.idx" "1.idx" && | |
66 | cmp "test-2-${pack2}.idx" "2.idx" | |
67 | ' | |
6e541776 | 68 | |
e337a04d JH |
69 | test_expect_success 'index-pack --verify on index version 1' ' |
70 | git index-pack --verify "test-1-${pack1}.pack" | |
71 | ' | |
72 | ||
73 | test_expect_success 'index-pack --verify on index version 2' ' | |
74 | git index-pack --verify "test-2-${pack2}.pack" | |
75 | ' | |
76 | ||
1610dda8 | 77 | test_expect_success 'pack-objects --index-version=2, is not accepted' ' |
78 | test_must_fail git pack-objects --index-version=2, test-3 <obj-list | |
79 | ' | |
6a301345 | 80 | |
1610dda8 | 81 | test_expect_success 'index v2: force some 64-bit offsets with pack-objects' ' |
82 | pack3=$(git pack-objects --index-version=2,0x40000 test-3 <obj-list) | |
83 | ' | |
8ed2fca4 | 84 | |
8ed2fca4 | 85 | if msg=$(git verify-pack -v "test-3-${pack3}.pack" 2>&1) || |
bbf08124 | 86 | ! (echo "$msg" | grep "pack too large .* off_t") |
8ed2fca4 | 87 | then |
18bf8798 | 88 | test_set_prereq OFF64_T |
8ed2fca4 | 89 | else |
fadb5156 | 90 | say "# skipping tests concerning 64-bit offsets" |
8ed2fca4 JS |
91 | fi |
92 | ||
1610dda8 | 93 | test_expect_success OFF64_T 'index v2: verify a pack with some 64-bit offsets' ' |
94 | git verify-pack -v "test-3-${pack3}.pack" | |
95 | ' | |
6e541776 | 96 | |
1610dda8 | 97 | test_expect_success OFF64_T '64-bit offsets: should be different from previous index v2 results' ' |
98 | ! cmp "test-2-${pack2}.idx" "test-3-${pack3}.idx" | |
99 | ' | |
6e541776 | 100 | |
1610dda8 | 101 | test_expect_success OFF64_T 'index v2: force some 64-bit offsets with index-pack' ' |
102 | git index-pack --index-version=2,0x40000 -o 3.idx "test-1-${pack1}.pack" | |
103 | ' | |
6e541776 | 104 | |
1610dda8 | 105 | test_expect_success OFF64_T '64-bit offsets: index-pack result should match pack-objects one' ' |
106 | cmp "test-3-${pack3}.idx" "3.idx" | |
107 | ' | |
6e541776 | 108 | |
e337a04d JH |
109 | test_expect_success OFF64_T 'index-pack --verify on 64-bit offset v2 (cheat)' ' |
110 | # This cheats by knowing which lower offset should still be encoded | |
111 | # in 64-bit representation. | |
112 | git index-pack --verify --index-version=2,0x40000 "test-3-${pack3}.pack" | |
113 | ' | |
114 | ||
3c9fc074 | 115 | test_expect_success OFF64_T 'index-pack --verify on 64-bit offset v2' ' |
e337a04d JH |
116 | git index-pack --verify "test-3-${pack3}.pack" |
117 | ' | |
118 | ||
2b5c208f NP |
119 | # returns the object number for given object in given pack index |
120 | index_obj_nr() | |
121 | { | |
1610dda8 | 122 | idx_file=$1 |
123 | object_sha1=$2 | |
124 | nr=0 | |
125 | git show-index < $idx_file | | |
126 | while read offs sha1 extra | |
127 | do | |
128 | nr=$(($nr + 1)) | |
129 | test "$sha1" = "$object_sha1" || continue | |
130 | echo "$(($nr - 1))" | |
131 | break | |
132 | done | |
2b5c208f NP |
133 | } |
134 | ||
135 | # returns the pack offset for given object as found in given pack index | |
136 | index_obj_offset() | |
137 | { | |
1610dda8 | 138 | idx_file=$1 |
139 | object_sha1=$2 | |
140 | git show-index < $idx_file | grep $object_sha1 | | |
141 | ( read offs extra && echo "$offs" ) | |
2b5c208f NP |
142 | } |
143 | ||
1610dda8 | 144 | test_expect_success '[index v1] 1) stream pack to repository' ' |
145 | git index-pack --index-version=1 --stdin < "test-1-${pack1}.pack" && | |
146 | git prune-packed && | |
147 | git count-objects | ( read nr rest && test "$nr" -eq 1 ) && | |
148 | cmp "test-1-${pack1}.pack" ".git/objects/pack/pack-${pack1}.pack" && | |
149 | cmp "test-1-${pack1}.idx" ".git/objects/pack/pack-${pack1}.idx" | |
150 | ' | |
6e541776 NP |
151 | |
152 | test_expect_success \ | |
1610dda8 | 153 | '[index v1] 2) create a stealth corruption in a delta base reference' ' |
154 | # This test assumes file_101 is a delta smaller than 16 bytes. | |
155 | # It should be against file_100 but we substitute its base for file_099 | |
156 | sha1_101=$(git hash-object file_101) && | |
157 | sha1_099=$(git hash-object file_099) && | |
158 | offs_101=$(index_obj_offset 1.idx $sha1_101) && | |
159 | nr_099=$(index_obj_nr 1.idx $sha1_099) && | |
160 | chmod +w ".git/objects/pack/pack-${pack1}.pack" && | |
161 | recordsz=$((rawsz + 4)) && | |
162 | dd of=".git/objects/pack/pack-${pack1}.pack" seek=$(($offs_101 + 1)) \ | |
163 | if=".git/objects/pack/pack-${pack1}.idx" \ | |
164 | skip=$((4 + 256 * 4 + $nr_099 * recordsz)) \ | |
165 | bs=1 count=$rawsz conv=notrunc && | |
166 | git cat-file blob $sha1_101 > file_101_foo1 | |
167 | ' | |
6e541776 | 168 | |
41ac414e | 169 | test_expect_success \ |
1610dda8 | 170 | '[index v1] 3) corrupted delta happily returned wrong data' ' |
171 | test -f file_101_foo1 && ! cmp file_101 file_101_foo1 | |
172 | ' | |
6e541776 | 173 | |
41ac414e | 174 | test_expect_success \ |
1610dda8 | 175 | '[index v1] 4) confirm that the pack is actually corrupted' ' |
176 | test_must_fail git fsck --full $commit | |
177 | ' | |
6e541776 NP |
178 | |
179 | test_expect_success \ | |
1610dda8 | 180 | '[index v1] 5) pack-objects happily reuses corrupted data' ' |
181 | pack4=$(git pack-objects test-4 <obj-list) && | |
182 | test -f "test-4-${pack4}.pack" | |
183 | ' | |
6e541776 | 184 | |
1610dda8 | 185 | test_expect_success '[index v1] 6) newly created pack is BAD !' ' |
186 | test_must_fail git verify-pack -v "test-4-${pack4}.pack" | |
187 | ' | |
6e541776 | 188 | |
1610dda8 | 189 | test_expect_success '[index v2] 1) stream pack to repository' ' |
190 | rm -f .git/objects/pack/* && | |
191 | git index-pack --index-version=2 --stdin < "test-1-${pack1}.pack" && | |
192 | git prune-packed && | |
193 | git count-objects | ( read nr rest && test "$nr" -eq 1 ) && | |
194 | cmp "test-1-${pack1}.pack" ".git/objects/pack/pack-${pack1}.pack" && | |
195 | cmp "test-2-${pack1}.idx" ".git/objects/pack/pack-${pack1}.idx" | |
196 | ' | |
6e541776 NP |
197 | |
198 | test_expect_success \ | |
1610dda8 | 199 | '[index v2] 2) create a stealth corruption in a delta base reference' ' |
200 | # This test assumes file_101 is a delta smaller than 16 bytes. | |
201 | # It should be against file_100 but we substitute its base for file_099 | |
202 | sha1_101=$(git hash-object file_101) && | |
203 | sha1_099=$(git hash-object file_099) && | |
204 | offs_101=$(index_obj_offset 1.idx $sha1_101) && | |
205 | nr_099=$(index_obj_nr 1.idx $sha1_099) && | |
206 | chmod +w ".git/objects/pack/pack-${pack1}.pack" && | |
207 | dd of=".git/objects/pack/pack-${pack1}.pack" seek=$(($offs_101 + 1)) \ | |
208 | if=".git/objects/pack/pack-${pack1}.idx" \ | |
209 | skip=$((8 + 256 * 4 + $nr_099 * rawsz)) \ | |
210 | bs=1 count=$rawsz conv=notrunc && | |
211 | git cat-file blob $sha1_101 > file_101_foo2 | |
212 | ' | |
6e541776 | 213 | |
41ac414e | 214 | test_expect_success \ |
1610dda8 | 215 | '[index v2] 3) corrupted delta happily returned wrong data' ' |
216 | test -f file_101_foo2 && ! cmp file_101 file_101_foo2 | |
217 | ' | |
6e541776 | 218 | |
41ac414e | 219 | test_expect_success \ |
1610dda8 | 220 | '[index v2] 4) confirm that the pack is actually corrupted' ' |
221 | test_must_fail git fsck --full $commit | |
222 | ' | |
6e541776 | 223 | |
41ac414e | 224 | test_expect_success \ |
1610dda8 | 225 | '[index v2] 5) pack-objects refuses to reuse corrupted data' ' |
226 | test_must_fail git pack-objects test-5 <obj-list && | |
227 | test_must_fail git pack-objects --no-reuse-object test-6 <obj-list | |
228 | ' | |
6e541776 | 229 | |
85fe23ed | 230 | test_expect_success \ |
1610dda8 | 231 | '[index v2] 6) verify-pack detects CRC mismatch' ' |
232 | rm -f .git/objects/pack/* && | |
233 | git index-pack --index-version=2 --stdin < "test-1-${pack1}.pack" && | |
234 | git verify-pack ".git/objects/pack/pack-${pack1}.pack" && | |
235 | obj=$(git hash-object file_001) && | |
236 | nr=$(index_obj_nr ".git/objects/pack/pack-${pack1}.idx" $obj) && | |
237 | chmod +w ".git/objects/pack/pack-${pack1}.idx" && | |
238 | printf xxxx | dd of=".git/objects/pack/pack-${pack1}.idx" conv=notrunc \ | |
239 | bs=1 count=4 seek=$((8 + 256 * 4 + $(wc -l <obj-list) * rawsz + $nr * 4)) && | |
240 | ( while read obj | |
241 | do git cat-file -p $obj >/dev/null || exit 1 | |
242 | done <obj-list ) && | |
243 | test_must_fail git verify-pack ".git/objects/pack/pack-${pack1}.pack" | |
3de89c9d | 244 | ' |
85fe23ed | 245 | |
a672ea6a | 246 | test_expect_success 'running index-pack in the object store' ' |
1610dda8 | 247 | rm -f .git/objects/pack/* && |
248 | cp test-1-${pack1}.pack .git/objects/pack/pack-${pack1}.pack && | |
249 | ( | |
250 | cd .git/objects/pack && | |
251 | git index-pack pack-${pack1}.pack | |
252 | ) && | |
253 | test -f .git/objects/pack/pack-${pack1}.idx | |
a672ea6a NP |
254 | ' |
255 | ||
f99b7af6 | 256 | test_expect_success 'index-pack --strict warns upon missing tagger in tag' ' |
1610dda8 | 257 | sha=$(git rev-parse HEAD) && |
258 | cat >wrong-tag <<EOF && | |
f99b7af6 JS |
259 | object $sha |
260 | type commit | |
261 | tag guten tag | |
262 | ||
263 | This is an invalid tag. | |
264 | EOF | |
265 | ||
1610dda8 | 266 | tag=$(git hash-object -t tag -w --stdin <wrong-tag) && |
267 | pack1=$(echo $tag $sha | git pack-objects tag-test) && | |
268 | echo remove tag object && | |
269 | thirtyeight=${tag#??} && | |
270 | rm -f .git/objects/${tag%$thirtyeight}/$thirtyeight && | |
271 | git index-pack --strict tag-test-${pack1}.pack 2>err && | |
272 | grep "^warning:.* expected .tagger. line" err | |
f99b7af6 JS |
273 | ' |
274 | ||
ffb2c0fe | 275 | test_expect_success 'index-pack --fsck-objects also warns upon missing tagger in tag' ' |
1610dda8 | 276 | git index-pack --fsck-objects tag-test-${pack1}.pack 2>err && |
277 | grep "^warning:.* expected .tagger. line" err | |
ffb2c0fe JT |
278 | ' |
279 | ||
cea69151 JK |
280 | test_expect_success 'index-pack -v --stdin produces progress for both phases' ' |
281 | pack=$(git pack-objects --all pack </dev/null) && | |
282 | GIT_PROGRESS_DELAY=0 git index-pack -v --stdin <pack-$pack.pack 2>err && | |
283 | test_i18ngrep "Receiving objects" err && | |
284 | test_i18ngrep "Resolving deltas" err | |
285 | ' | |
286 | ||
6e541776 | 287 | test_done |