-
Notifications
You must be signed in to change notification settings - Fork 25.5k
/
t7700-repack.sh
executable file
·168 lines (156 loc) · 5.24 KB
/
t7700-repack.sh
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
#!/bin/sh
test_description='git repack works correctly'
. ./test-lib.sh
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 | grep -v file2 |
git pack-objects pack > /dev/null &&
# The second pack will contain the excluded object
packsha1=$(git rev-list --objects --all | grep file2 |
git pack-objects pack) &&
touch -r pack-$packsha1.pack pack-$packsha1.keep &&
objsha1=$(git verify-pack -v pack-$packsha1.idx | head -n 1 |
sed -e "s/^\([0-9a-f]\{40\}\).*/\1/") &&
mv pack-* .git/objects/pack/ &&
git repack -A -d -l &&
git prune-packed &&
for p in .git/objects/pack/*.idx; do
idx=$(basename $p)
test "pack-$packsha1.idx" = "$idx" && continue
if git verify-pack -v $p | egrep "^$objsha1"; then
found_duplicate_object=1
echo "DUPLICATE OBJECT FOUND"
break
fi
done &&
test -z "$found_duplicate_object"
'
test_expect_success 'loose objects in alternate ODB are not repacked' '
mkdir alt_objects &&
echo `pwd`/alt_objects > .git/objects/info/alternates &&
echo content3 > file3 &&
objsha1=$(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 &&
for p in .git/objects/pack/*.idx; do
if git verify-pack -v $p | egrep "^$objsha1"; then
found_duplicate_object=1
echo "DUPLICATE OBJECT FOUND"
break
fi
done &&
test -z "$found_duplicate_object"
'
test_expect_success 'packed obs in alt ODB are repacked even when local repo is packless' '
mkdir alt_objects/pack
mv .git/objects/pack/* alt_objects/pack &&
git repack -a &&
myidx=$(ls -1 .git/objects/pack/*.idx) &&
test -f "$myidx" &&
for p in alt_objects/pack/*.idx; do
git verify-pack -v $p | sed -n -e "/^[0-9a-f]\{40\}/p"
done | while read sha1 rest; do
if ! ( git verify-pack -v $myidx | grep "^$sha1" ); then
echo "Missing object in local pack: $sha1"
return 1
fi
done
'
test_expect_success 'packed obs in alt ODB are repacked when local repo has packs' '
rm -f .git/objects/pack/* &&
echo new_content >> file1 &&
git add file1 &&
test_tick &&
git commit -m more_content &&
git repack &&
git repack -a -d &&
myidx=$(ls -1 .git/objects/pack/*.idx) &&
test -f "$myidx" &&
for p in alt_objects/pack/*.idx; do
git verify-pack -v $p | sed -n -e "/^[0-9a-f]\{40\}/p"
done | while read sha1 rest; do
if ! ( git verify-pack -v $myidx | grep "^$sha1" ); then
echo "Missing object in local pack: $sha1"
return 1
fi
done
'
test_expect_success 'packed obs in alternate ODB kept pack are repacked' '
# swap the .keep so the commit object is in the pack with .keep
for p in alt_objects/pack/*.pack
do
base_name=$(basename $p .pack)
if test -f alt_objects/pack/$base_name.keep
then
rm alt_objects/pack/$base_name.keep
else
touch alt_objects/pack/$base_name.keep
fi
done
git repack -a -d &&
myidx=$(ls -1 .git/objects/pack/*.idx) &&
test -f "$myidx" &&
for p in alt_objects/pack/*.idx; do
git verify-pack -v $p | sed -n -e "/^[0-9a-f]\{40\}/p"
done | while read sha1 rest; do
if ! ( git verify-pack -v $myidx | grep "^$sha1" ); then
echo "Missing object in local pack: $sha1"
return 1
fi
done
'
test_expect_success 'packed unreachable obs in alternate ODB are not loosened' '
rm -f alt_objects/pack/*.keep &&
mv .git/objects/pack/* alt_objects/pack/ &&
csha1=$(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/ &&
test 0 = $(git verify-pack -v -- .git/objects/pack/*.idx |
egrep "^$csha1 " | sort | uniq | wc -l) &&
echo > .git/objects/info/alternates &&
test_must_fail git show $csha1
'
test_expect_success 'local packed unreachable obs that exist in alternate ODB are not loosened' '
echo `pwd`/alt_objects > .git/objects/info/alternates &&
echo "$csha1" | 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/ &&
test 0 = $(git verify-pack -v -- .git/objects/pack/*.idx |
egrep "^$csha1 " | sort | uniq | wc -l) &&
echo > .git/objects/info/alternates &&
test_must_fail git show $csha1
'
test_expect_success 'objects made unreachable by grafts only are kept' '
test_tick &&
git commit --allow-empty -m "commit 4" &&
H0=$(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_done