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Commit | Line | Data |
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247503f2 JH |
1 | #!/bin/sh |
2 | ||
3 | test_description='signed commit tests' | |
4 | . ./test-lib.sh | |
5 | . "$TEST_DIRECTORY/lib-gpg.sh" | |
6 | ||
7 | test_expect_success GPG 'create signed commits' ' | |
4b8d14b4 NV |
8 | test_when_finished "test_unconfig commit.gpgsign" && |
9 | ||
247503f2 JH |
10 | echo 1 >file && git add file && |
11 | test_tick && git commit -S -m initial && | |
12 | git tag initial && | |
13 | git branch side && | |
14 | ||
15 | echo 2 >file && test_tick && git commit -a -S -m second && | |
16 | git tag second && | |
17 | ||
18 | git checkout side && | |
19 | echo 3 >elif && git add elif && | |
20 | test_tick && git commit -m "third on side" && | |
21 | ||
22 | git checkout master && | |
23 | test_tick && git merge -S side && | |
24 | git tag merge && | |
25 | ||
26 | echo 4 >file && test_tick && git commit -a -m "fourth unsigned" && | |
27 | git tag fourth-unsigned && | |
28 | ||
c871a1d1 | 29 | test_tick && git commit --amend -S -m "fourth signed" && |
4b8d14b4 NV |
30 | git tag fourth-signed && |
31 | ||
32 | git config commit.gpgsign true && | |
33 | echo 5 >file && test_tick && git commit -a -m "fifth signed" && | |
34 | git tag fifth-signed && | |
35 | ||
36 | git config commit.gpgsign false && | |
37 | echo 6 >file && test_tick && git commit -a -m "sixth" && | |
38 | git tag sixth-unsigned && | |
39 | ||
40 | git config commit.gpgsign true && | |
41 | echo 7 >file && test_tick && git commit -a -m "seventh" --no-gpg-sign && | |
42 | git tag seventh-unsigned && | |
43 | ||
44 | test_tick && git rebase -f HEAD^^ && git tag sixth-signed HEAD^ && | |
99094a7a | 45 | git tag seventh-signed && |
4baf839f JK |
46 | |
47 | echo 8 >file && test_tick && git commit -a -m eighth -SB7227189 && | |
48 | git tag eighth-signed-alt | |
247503f2 JH |
49 | ' |
50 | ||
8e92c2cf | 51 | test_expect_success GPG 'verify and show signatures' ' |
247503f2 | 52 | ( |
526d56e0 | 53 | for commit in initial second merge fourth-signed fifth-signed sixth-signed seventh-signed |
247503f2 | 54 | do |
8e92c2cf | 55 | git verify-commit $commit && |
247503f2 | 56 | git show --pretty=short --show-signature $commit >actual && |
7b1732c1 MG |
57 | grep "Good signature from" actual && |
58 | ! grep "BAD signature from" actual && | |
59 | echo $commit OK || exit 1 | |
247503f2 JH |
60 | done |
61 | ) && | |
62 | ( | |
4b8d14b4 | 63 | for commit in merge^2 fourth-unsigned sixth-unsigned seventh-unsigned |
247503f2 | 64 | do |
8e92c2cf | 65 | test_must_fail git verify-commit $commit && |
247503f2 | 66 | git show --pretty=short --show-signature $commit >actual && |
7b1732c1 MG |
67 | ! grep "Good signature from" actual && |
68 | ! grep "BAD signature from" actual && | |
69 | echo $commit OK || exit 1 | |
4baf839f JK |
70 | done |
71 | ) && | |
72 | ( | |
73 | for commit in eighth-signed-alt | |
74 | do | |
75 | git show --pretty=short --show-signature $commit >actual && | |
76 | grep "Good signature from" actual && | |
77 | ! grep "BAD signature from" actual && | |
78 | grep "not certified" actual && | |
79 | echo $commit OK || exit 1 | |
247503f2 JH |
80 | done |
81 | ) | |
82 | ' | |
83 | ||
434060ec | 84 | test_expect_success GPG 'verify-commit exits success on untrusted signature' ' |
8e98e5f2 | 85 | git verify-commit eighth-signed-alt 2>actual && |
86 | grep "Good signature from" actual && | |
87 | ! grep "BAD signature from" actual && | |
88 | grep "not certified" actual | |
89 | ' | |
90 | ||
8e92c2cf MG |
91 | test_expect_success GPG 'show signed commit with signature' ' |
92 | git show -s initial >commit && | |
93 | git show -s --show-signature initial >show && | |
94 | git verify-commit -v initial >verify.1 2>verify.2 && | |
95 | git cat-file commit initial >cat && | |
3f88c1b5 KM |
96 | grep -v -e "gpg: " -e "Warning: " show >show.commit && |
97 | grep -e "gpg: " -e "Warning: " show >show.gpg && | |
8e92c2cf MG |
98 | grep -v "^ " cat | grep -v "^gpgsig " >cat.commit && |
99 | test_cmp show.commit commit && | |
100 | test_cmp show.gpg verify.2 && | |
101 | test_cmp cat.commit verify.1 | |
102 | ' | |
103 | ||
247503f2 | 104 | test_expect_success GPG 'detect fudged signature' ' |
526d56e0 | 105 | git cat-file commit seventh-signed >raw && |
247503f2 | 106 | |
4b8d14b4 | 107 | sed -e "s/seventh/7th forged/" raw >forged1 && |
247503f2 | 108 | git hash-object -w -t commit forged1 >forged1.commit && |
8e92c2cf | 109 | ! git verify-commit $(cat forged1.commit) && |
247503f2 JH |
110 | git show --pretty=short --show-signature $(cat forged1.commit) >actual1 && |
111 | grep "BAD signature from" actual1 && | |
112 | ! grep "Good signature from" actual1 | |
113 | ' | |
114 | ||
115 | test_expect_success GPG 'detect fudged signature with NUL' ' | |
526d56e0 | 116 | git cat-file commit seventh-signed >raw && |
247503f2 JH |
117 | cat raw >forged2 && |
118 | echo Qwik | tr "Q" "\000" >>forged2 && | |
119 | git hash-object -w -t commit forged2 >forged2.commit && | |
8e92c2cf | 120 | ! git verify-commit $(cat forged2.commit) && |
247503f2 JH |
121 | git show --pretty=short --show-signature $(cat forged2.commit) >actual2 && |
122 | grep "BAD signature from" actual2 && | |
123 | ! grep "Good signature from" actual2 | |
124 | ' | |
125 | ||
c871a1d1 JH |
126 | test_expect_success GPG 'amending already signed commit' ' |
127 | git checkout fourth-signed^0 && | |
128 | git commit --amend -S --no-edit && | |
8e92c2cf | 129 | git verify-commit HEAD && |
c871a1d1 JH |
130 | git show -s --show-signature HEAD >actual && |
131 | grep "Good signature from" actual && | |
132 | ! grep "BAD signature from" actual | |
133 | ' | |
134 | ||
06ca0f45 JK |
135 | test_expect_success GPG 'show good signature with custom format' ' |
136 | cat >expect <<-\EOF && | |
137 | G | |
138 | 13B6F51ECDDE430D | |
139 | C O Mitter <committer@example.com> | |
140 | EOF | |
141 | git log -1 --format="%G?%n%GK%n%GS" sixth-signed >actual && | |
142 | test_cmp expect actual | |
143 | ' | |
144 | ||
145 | test_expect_success GPG 'show bad signature with custom format' ' | |
146 | cat >expect <<-\EOF && | |
147 | B | |
148 | 13B6F51ECDDE430D | |
149 | C O Mitter <committer@example.com> | |
150 | EOF | |
151 | git log -1 --format="%G?%n%GK%n%GS" $(cat forged1.commit) >actual && | |
152 | test_cmp expect actual | |
153 | ' | |
154 | ||
155 | test_expect_success GPG 'show unknown signature with custom format' ' | |
156 | cat >expect <<-\EOF && | |
157 | U | |
158 | 61092E85B7227189 | |
159 | Eris Discordia <discord@example.net> | |
160 | EOF | |
161 | git log -1 --format="%G?%n%GK%n%GS" eighth-signed-alt >actual && | |
162 | test_cmp expect actual | |
163 | ' | |
164 | ||
165 | test_expect_success GPG 'show lack of signature with custom format' ' | |
166 | cat >expect <<-\EOF && | |
167 | N | |
168 | ||
169 | ||
170 | EOF | |
171 | git log -1 --format="%G?%n%GK%n%GS" seventh-unsigned >actual && | |
172 | test_cmp expect actual | |
173 | ' | |
174 | ||
247503f2 | 175 | test_done |