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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 && | |
66948561 JH |
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}) | |
247503f2 JH |
54 | ' |
55 | ||
8e92c2cf | 56 | test_expect_success GPG 'verify and show signatures' ' |
247503f2 | 57 | ( |
66948561 JH |
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 && |
7b1732c1 MG |
63 | grep "Good signature from" actual && |
64 | ! grep "BAD signature from" actual && | |
65 | echo $commit OK || exit 1 | |
247503f2 JH |
66 | done |
67 | ) && | |
68 | ( | |
66948561 JH |
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 && |
7b1732c1 MG |
74 | ! grep "Good signature from" actual && |
75 | ! grep "BAD signature from" actual && | |
76 | echo $commit OK || exit 1 | |
4baf839f JK |
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 | |
247503f2 JH |
87 | done |
88 | ) | |
89 | ' | |
90 | ||
434060ec | 91 | test_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 | 98 | test_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 | ||
8e92c2cf MG |
129 | test_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 && | |
3f88c1b5 KM |
134 | grep -v -e "gpg: " -e "Warning: " show >show.commit && |
135 | grep -e "gpg: " -e "Warning: " show >show.gpg && | |
8e92c2cf MG |
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 | 142 | test_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) && |
247503f2 JH |
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 | ||
153 | test_expect_success GPG 'detect fudged signature with NUL' ' | |
526d56e0 | 154 | git cat-file commit seventh-signed >raw && |
247503f2 JH |
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) && |
247503f2 JH |
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 | ||
c871a1d1 JH |
164 | test_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 && |
c871a1d1 JH |
168 | git show -s --show-signature HEAD >actual && |
169 | grep "Good signature from" actual && | |
170 | ! grep "BAD signature from" actual | |
171 | ' | |
172 | ||
06ca0f45 JK |
173 | test_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 | ||
183 | test_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 | ||
193 | test_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 | ||
203 | test_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 | 213 | test_done |