t/t5534-push-signed.sh

   1 #!/bin/sh
   2
   3 test_description='signed push'
   4
   5 . ./test-lib.sh
   6 . "$TEST_DIRECTORY"/lib-gpg.sh
   7
   8 prepare_dst () {
   9         rm -fr dst &&
  10         test_create_repo dst &&
  11
  12         git push dst master:noop master:ff master:noff
  13 }
  14
  15 test_expect_success setup '
  16         # master, ff and noff branches pointing at the same commit
  17         test_tick &&
  18         git commit --allow-empty -m initial &&
  19
  20         git checkout -b noop &&
  21         git checkout -b ff &&
  22         git checkout -b noff &&
  23
  24         # noop stays the same, ff advances, noff rewrites
  25         test_tick &&
  26         git commit --allow-empty --amend -m rewritten &&
  27         git checkout ff &&
  28
  29         test_tick &&
  30         git commit --allow-empty -m second
  31 '
  32
  33 test_expect_success 'unsigned push does not send push certificate' '
  34         prepare_dst &&
  35         mkdir -p dst/.git/hooks &&
  36         write_script dst/.git/hooks/post-receive <<-\EOF &&
  37         # discard the update list
  38         cat >/dev/null
  39         # record the push certificate
  40         if test -n "${GIT_PUSH_CERT-}"
  41         then
  42                 git cat-file blob $GIT_PUSH_CERT >../push-cert
  43         fi
  44         EOF
  45
  46         git push dst noop ff +noff &&
  47         ! test -f dst/push-cert
  48 '
  49
  50 test_expect_success 'talking with a receiver without push certificate support' '
  51         prepare_dst &&
  52         mkdir -p dst/.git/hooks &&
  53         write_script dst/.git/hooks/post-receive <<-\EOF &&
  54         # discard the update list
  55         cat >/dev/null
  56         # record the push certificate
  57         if test -n "${GIT_PUSH_CERT-}"
  58         then
  59                 git cat-file blob $GIT_PUSH_CERT >../push-cert
  60         fi
  61         EOF
  62
  63         git push dst noop ff +noff &&
  64         ! test -f dst/push-cert
  65 '
  66
  67 test_expect_success 'push --signed fails with a receiver without push certificate support' '
  68         prepare_dst &&
  69         mkdir -p dst/.git/hooks &&
  70         test_must_fail git push --signed dst noop ff +noff 2>err &&
  71         test_i18ngrep "the receiving end does not support" err
  72 '
  73
  74 test_expect_success 'push --signed=1 is accepted' '
  75         prepare_dst &&
  76         mkdir -p dst/.git/hooks &&
  77         test_must_fail git push --signed=1 dst noop ff +noff 2>err &&
  78         test_i18ngrep "the receiving end does not support" err
  79 '
  80
  81 test_expect_success GPG 'no certificate for a signed push with no update' '
  82         prepare_dst &&
  83         mkdir -p dst/.git/hooks &&
  84         write_script dst/.git/hooks/post-receive <<-\EOF &&
  85         if test -n "${GIT_PUSH_CERT-}"
  86         then
  87                 git cat-file blob $GIT_PUSH_CERT >../push-cert
  88         fi
  89         EOF
  90         git push dst noop &&
  91         ! test -f dst/push-cert
  92 '
  93
  94 test_expect_success GPG 'signed push sends push certificate' '
  95         prepare_dst &&
  96         mkdir -p dst/.git/hooks &&
  97         git -C dst config receive.certnonceseed sekrit &&
  98         write_script dst/.git/hooks/post-receive <<-\EOF &&
  99         # discard the update list
 100         cat >/dev/null
 101         # record the push certificate
 102         if test -n "${GIT_PUSH_CERT-}"
 103         then
 104                 git cat-file blob $GIT_PUSH_CERT >../push-cert
 105         fi &&
 106
 107         cat >../push-cert-status <<E_O_F
 108         SIGNER=${GIT_PUSH_CERT_SIGNER-nobody}
 109         KEY=${GIT_PUSH_CERT_KEY-nokey}
 110         STATUS=${GIT_PUSH_CERT_STATUS-nostatus}
 111         NONCE_STATUS=${GIT_PUSH_CERT_NONCE_STATUS-nononcestatus}
 112         NONCE=${GIT_PUSH_CERT_NONCE-nononce}
 113         E_O_F
 114
 115         EOF
 116
 117         git push --signed dst noop ff +noff &&
 118
 119         (
 120                 cat <<-\EOF &&
 121                 SIGNER=C O Mitter <committer@example.com>
 122                 KEY=13B6F51ECDDE430D
 123                 STATUS=G
 124                 NONCE_STATUS=OK
 125                 EOF
 126                 sed -n -e "s/^nonce /NONCE=/p" -e "/^$/q" dst/push-cert
 127         ) >expect &&
 128
 129         noop=$(git rev-parse noop) &&
 130         ff=$(git rev-parse ff) &&
 131         noff=$(git rev-parse noff) &&
 132         grep "$noop $ff refs/heads/ff" dst/push-cert &&
 133         grep "$noop $noff refs/heads/noff" dst/push-cert &&
 134         test_cmp expect dst/push-cert-status
 135 '
 136
 137 test_expect_success GPG 'inconsistent push options in signed push not allowed' '
 138         # First, invoke receive-pack with dummy input to obtain its preamble.
 139         prepare_dst &&
 140         git -C dst config receive.certnonceseed sekrit &&
 141         git -C dst config receive.advertisepushoptions 1 &&
 142         printf xxxx | test_might_fail git receive-pack dst >preamble &&
 143
 144         # Then, invoke push. Simulate a receive-pack that sends the preamble we
 145         # obtained, followed by a dummy packet.
 146         write_script myscript <<-\EOF &&
 147                 cat preamble &&
 148                 printf xxxx &&
 149                 cat >push
 150         EOF
 151         test_might_fail git push --push-option="foo" --push-option="bar" \
 152                 --receive-pack="\"$(pwd)/myscript\"" --signed dst --delete ff &&
 153
 154         # Replay the push output on a fresh dst, checking that ff is truly
 155         # deleted.
 156         prepare_dst &&
 157         git -C dst config receive.certnonceseed sekrit &&
 158         git -C dst config receive.advertisepushoptions 1 &&
 159         git receive-pack dst <push &&
 160         test_must_fail git -C dst rev-parse ff &&
 161
 162         # Tweak the push output to make the push option outside the cert
 163         # different, then replay it on a fresh dst, checking that ff is not
 164         # deleted.
 165         perl -pe "s/([^ ])bar/\$1baz/" push >push.tweak &&
 166         prepare_dst &&
 167         git -C dst config receive.certnonceseed sekrit &&
 168         git -C dst config receive.advertisepushoptions 1 &&
 169         git receive-pack dst <push.tweak >out &&
 170         git -C dst rev-parse ff &&
 171         grep "inconsistent push options" out
 172 '
 173
 174 test_expect_success GPG 'fail without key and heed user.signingkey' '
 175         prepare_dst &&
 176         mkdir -p dst/.git/hooks &&
 177         git -C dst config receive.certnonceseed sekrit &&
 178         write_script dst/.git/hooks/post-receive <<-\EOF &&
 179         # discard the update list
 180         cat >/dev/null
 181         # record the push certificate
 182         if test -n "${GIT_PUSH_CERT-}"
 183         then
 184                 git cat-file blob $GIT_PUSH_CERT >../push-cert
 185         fi &&
 186
 187         cat >../push-cert-status <<E_O_F
 188         SIGNER=${GIT_PUSH_CERT_SIGNER-nobody}
 189         KEY=${GIT_PUSH_CERT_KEY-nokey}
 190         STATUS=${GIT_PUSH_CERT_STATUS-nostatus}
 191         NONCE_STATUS=${GIT_PUSH_CERT_NONCE_STATUS-nononcestatus}
 192         NONCE=${GIT_PUSH_CERT_NONCE-nononce}
 193         E_O_F
 194
 195         EOF
 196
 197         unset GIT_COMMITTER_EMAIL &&
 198         git config user.email hasnokey@nowhere.com &&
 199         test_must_fail git push --signed dst noop ff +noff &&
 200         git config user.signingkey committer@example.com &&
 201         git push --signed dst noop ff +noff &&
 202
 203         (
 204                 cat <<-\EOF &&
 205                 SIGNER=C O Mitter <committer@example.com>
 206                 KEY=13B6F51ECDDE430D
 207                 STATUS=G
 208                 NONCE_STATUS=OK
 209                 EOF
 210                 sed -n -e "s/^nonce /NONCE=/p" -e "/^$/q" dst/push-cert
 211         ) >expect &&
 212
 213         noop=$(git rev-parse noop) &&
 214         ff=$(git rev-parse ff) &&
 215         noff=$(git rev-parse noff) &&
 216         grep "$noop $ff refs/heads/ff" dst/push-cert &&
 217         grep "$noop $noff refs/heads/noff" dst/push-cert &&
 218         test_cmp expect dst/push-cert-status
 219 '
 220
 221 test_done