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ssh signing: make git log verify key lifetime 

Set the payload_type for check_signature() when calling git log.
Implements the same tests as for verify-commit.

Signed-off-by: Fabian Stelzer <fs@gigacodes.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Fabian Stelzer 2021-12-09 09:52:46 +01:00 committed by Junio C Hamano
parent 6393c956f4
commit 4bbf3780ff
2 changed files with 45 additions and 0 deletions
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2
log-tree.c
View File

@ -513,6 +513,7 @@ static void show_signature(struct rev_info *opt, struct commit *commit)
if (parse_signed_commit(commit, &payload, &signature, the_hash_algo) <= 0)
goto out;
sigc.payload_type = SIGNATURE_PAYLOAD_COMMIT;
sigc.payload = strbuf_detach(&payload, &sigc.payload_len);
status = check_signature(&sigc, signature.buf, signature.len);
if (status && !sigc.output)
@ -583,6 +584,7 @@ static int show_one_mergetag(struct commit *commit,
status = -1;
if (parse_signature(extra->value, extra->len, &payload, &signature)) {
/* could have a good signature */
sigc.payload_type = SIGNATURE_PAYLOAD_TAG;
sigc.payload = strbuf_detach(&payload, &sigc.payload_len);
status = check_signature(&sigc, signature.buf, signature.len);
if (sigc.output)

43
t/t4202-log.sh
View File

@ -1677,6 +1677,24 @@ test_expect_success GPGSSH 'setup sshkey signed branch' '
git commit -S -m signed_commit
'
test_expect_success GPGSSH,GPGSSH_VERIFYTIME 'create signed commits with keys having defined lifetimes' '
test_config gpg.format ssh &&
touch file &&
git add file &&
echo expired >file && test_tick && git commit -a -m expired -S"${GPGSSH_KEY_EXPIRED}" &&
git tag expired-signed &&
echo notyetvalid >file && test_tick && git commit -a -m notyetvalid -S"${GPGSSH_KEY_NOTYETVALID}" &&
git tag notyetvalid-signed &&
echo timeboxedvalid >file && test_tick && git commit -a -m timeboxedvalid -S"${GPGSSH_KEY_TIMEBOXEDVALID}" &&
git tag timeboxedvalid-signed &&
echo timeboxedinvalid >file && test_tick && git commit -a -m timeboxedinvalid -S"${GPGSSH_KEY_TIMEBOXEDINVALID}" &&
git tag timeboxedinvalid-signed
'
test_expect_success GPGSM 'log x509 fingerprint' '
echo "F8BF62E0693D0694816377099909C779FA23FD65 | " >expect &&
git log -n1 --format="%GF | %GP" signed-x509 >actual &&
@ -1714,6 +1732,31 @@ test_expect_success GPGSSH 'log --graph --show-signature ssh' '
grep "${GOOD_SIGNATURE_TRUSTED}" actual
'
test_expect_success GPGSSH,GPGSSH_VERIFYTIME 'log shows failure on expired signature key' '
test_config gpg.ssh.allowedSignersFile "${GPGSSH_ALLOWED_SIGNERS}" &&
git log --graph --show-signature -n1 expired-signed >actual &&
! grep "${GPGSSH_GOOD_SIGNATURE_TRUSTED}" actual
'
test_expect_success GPGSSH,GPGSSH_VERIFYTIME 'log shows failure on not yet valid signature key' '
test_config gpg.ssh.allowedSignersFile "${GPGSSH_ALLOWED_SIGNERS}" &&
git log --graph --show-signature -n1 notyetvalid-signed >actual &&
! grep "${GPGSSH_GOOD_SIGNATURE_TRUSTED}" actual
'
test_expect_success GPGSSH,GPGSSH_VERIFYTIME 'log show success with commit date and key validity matching' '
test_config gpg.ssh.allowedSignersFile "${GPGSSH_ALLOWED_SIGNERS}" &&
git log --graph --show-signature -n1 timeboxedvalid-signed >actual &&
grep "${GPGSSH_GOOD_SIGNATURE_TRUSTED}" actual &&
! grep "${GPGSSH_BAD_SIGNATURE}" actual
'
test_expect_success GPGSSH,GPGSSH_VERIFYTIME 'log shows failure with commit date outside of key validity' '
test_config gpg.ssh.allowedSignersFile "${GPGSSH_ALLOWED_SIGNERS}" &&
git log --graph --show-signature -n1 timeboxedinvalid-signed >actual &&
! grep "${GPGSSH_GOOD_SIGNATURE_TRUSTED}" actual
'
test_expect_success GPG 'log --graph --show-signature for merged tag' '
test_when_finished "git reset --hard && git checkout main" &&
git checkout -b plain main &&