log: add "--no-show-signature" command line option
[git/git.git] / t / t7510-signed-commit.sh
CommitLineData
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1#!/bin/sh
2
3test_description='signed commit tests'
4. ./test-lib.sh
5. "$TEST_DIRECTORY/lib-gpg.sh"
6
7test_expect_success GPG 'create signed commits' '
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8 test_when_finished "test_unconfig commit.gpgsign" &&
9
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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" &&
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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 &&
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46
47 echo 8 >file && test_tick && git commit -a -m eighth -SB7227189 &&
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48 git tag eighth-signed-alt &&
49
50 # commit.gpgsign is still on but this must not be signed
51 git tag ninth-unsigned $(echo 9 | git commit-tree HEAD^{tree}) &&
52 # explicit -S of course must sign.
53 git tag tenth-signed $(echo 9 | git commit-tree -S HEAD^{tree})
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54'
55
8e92c2cf 56test_expect_success GPG 'verify and show signatures' '
247503f2 57 (
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58 for commit in initial second merge fourth-signed \
59 fifth-signed sixth-signed seventh-signed tenth-signed
247503f2 60 do
8e92c2cf 61 git verify-commit $commit &&
247503f2 62 git show --pretty=short --show-signature $commit >actual &&
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63 grep "Good signature from" actual &&
64 ! grep "BAD signature from" actual &&
65 echo $commit OK || exit 1
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66 done
67 ) &&
68 (
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69 for commit in merge^2 fourth-unsigned sixth-unsigned \
70 seventh-unsigned ninth-unsigned
247503f2 71 do
8e92c2cf 72 test_must_fail git verify-commit $commit &&
247503f2 73 git show --pretty=short --show-signature $commit >actual &&
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74 ! grep "Good signature from" actual &&
75 ! grep "BAD signature from" actual &&
76 echo $commit OK || exit 1
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77 done
78 ) &&
79 (
80 for commit in eighth-signed-alt
81 do
82 git show --pretty=short --show-signature $commit >actual &&
83 grep "Good signature from" actual &&
84 ! grep "BAD signature from" actual &&
85 grep "not certified" actual &&
86 echo $commit OK || exit 1
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87 done
88 )
89'
90
434060ec 91test_expect_success GPG 'verify-commit exits success on untrusted signature' '
8e98e5f2 92 git verify-commit eighth-signed-alt 2>actual &&
93 grep "Good signature from" actual &&
94 ! grep "BAD signature from" actual &&
95 grep "not certified" actual
96'
97
aeff29dd 98test_expect_success GPG 'verify signatures with --raw' '
99 (
100 for commit in initial second merge fourth-signed fifth-signed sixth-signed seventh-signed
101 do
102 git verify-commit --raw $commit 2>actual &&
103 grep "GOODSIG" actual &&
104 ! grep "BADSIG" actual &&
105 echo $commit OK || exit 1
106 done
107 ) &&
108 (
109 for commit in merge^2 fourth-unsigned sixth-unsigned seventh-unsigned
110 do
111 test_must_fail git verify-commit --raw $commit 2>actual &&
112 ! grep "GOODSIG" actual &&
113 ! grep "BADSIG" actual &&
114 echo $commit OK || exit 1
115 done
116 ) &&
117 (
118 for commit in eighth-signed-alt
119 do
120 git verify-commit --raw $commit 2>actual &&
121 grep "GOODSIG" actual &&
122 ! grep "BADSIG" actual &&
123 grep "TRUST_UNDEFINED" actual &&
124 echo $commit OK || exit 1
125 done
126 )
127'
128
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129test_expect_success GPG 'show signed commit with signature' '
130 git show -s initial >commit &&
131 git show -s --show-signature initial >show &&
132 git verify-commit -v initial >verify.1 2>verify.2 &&
133 git cat-file commit initial >cat &&
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134 grep -v -e "gpg: " -e "Warning: " show >show.commit &&
135 grep -e "gpg: " -e "Warning: " show >show.gpg &&
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136 grep -v "^ " cat | grep -v "^gpgsig " >cat.commit &&
137 test_cmp show.commit commit &&
138 test_cmp show.gpg verify.2 &&
139 test_cmp cat.commit verify.1
140'
141
247503f2 142test_expect_success GPG 'detect fudged signature' '
526d56e0 143 git cat-file commit seventh-signed >raw &&
247503f2 144
4b8d14b4 145 sed -e "s/seventh/7th forged/" raw >forged1 &&
247503f2 146 git hash-object -w -t commit forged1 >forged1.commit &&
8e92c2cf 147 ! git verify-commit $(cat forged1.commit) &&
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148 git show --pretty=short --show-signature $(cat forged1.commit) >actual1 &&
149 grep "BAD signature from" actual1 &&
150 ! grep "Good signature from" actual1
151'
152
153test_expect_success GPG 'detect fudged signature with NUL' '
526d56e0 154 git cat-file commit seventh-signed >raw &&
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155 cat raw >forged2 &&
156 echo Qwik | tr "Q" "\000" >>forged2 &&
157 git hash-object -w -t commit forged2 >forged2.commit &&
8e92c2cf 158 ! git verify-commit $(cat forged2.commit) &&
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159 git show --pretty=short --show-signature $(cat forged2.commit) >actual2 &&
160 grep "BAD signature from" actual2 &&
161 ! grep "Good signature from" actual2
162'
163
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164test_expect_success GPG 'amending already signed commit' '
165 git checkout fourth-signed^0 &&
166 git commit --amend -S --no-edit &&
8e92c2cf 167 git verify-commit HEAD &&
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168 git show -s --show-signature HEAD >actual &&
169 grep "Good signature from" actual &&
170 ! grep "BAD signature from" actual
171'
172
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173test_expect_success GPG 'show good signature with custom format' '
174 cat >expect <<-\EOF &&
175 G
176 13B6F51ECDDE430D
177 C O Mitter <committer@example.com>
178 EOF
179 git log -1 --format="%G?%n%GK%n%GS" sixth-signed >actual &&
180 test_cmp expect actual
181'
182
183test_expect_success GPG 'show bad signature with custom format' '
184 cat >expect <<-\EOF &&
185 B
186 13B6F51ECDDE430D
187 C O Mitter <committer@example.com>
188 EOF
189 git log -1 --format="%G?%n%GK%n%GS" $(cat forged1.commit) >actual &&
190 test_cmp expect actual
191'
192
193test_expect_success GPG 'show unknown signature with custom format' '
194 cat >expect <<-\EOF &&
195 U
196 61092E85B7227189
197 Eris Discordia <discord@example.net>
198 EOF
199 git log -1 --format="%G?%n%GK%n%GS" eighth-signed-alt >actual &&
200 test_cmp expect actual
201'
202
203test_expect_success GPG 'show lack of signature with custom format' '
204 cat >expect <<-\EOF &&
205 N
206
207
208 EOF
209 git log -1 --format="%G?%n%GK%n%GS" seventh-unsigned >actual &&
210 test_cmp expect actual
211'
212
247503f2 213test_done