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synced 2024-08-27 11:39:22 +00:00
![Junio C Hamano](/assets/img/avatar_default.png)
"git merge $signed_tag" started to drop the tag message from the default merge message it uses by accident, which has been corrected. * fs/ssh-signing-key-lifetime: fmt-merge-msg: prevent use-after-free with signed tags
705 lines
17 KiB
Bash
Executable file
705 lines
17 KiB
Bash
Executable file
#!/bin/sh
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#
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# Copyright (c) 2006, Junio C Hamano
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#
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test_description='fmt-merge-msg test'
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GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
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export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
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. ./test-lib.sh
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. "$TEST_DIRECTORY/lib-gpg.sh"
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test_expect_success setup '
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echo one >one &&
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git add one &&
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test_tick &&
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git commit -m "Initial" &&
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git clone . remote &&
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echo uno >one &&
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echo dos >two &&
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git add two &&
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test_tick &&
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git commit -a -m "Second" &&
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git checkout -b left &&
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echo "c1" >one &&
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test_tick &&
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git commit -a -m "Common #1" &&
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echo "c2" >one &&
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test_tick &&
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git commit -a -m "Common #2" &&
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git branch right &&
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echo "l3" >two &&
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test_tick &&
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GIT_COMMITTER_NAME="Another Committer" \
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GIT_AUTHOR_NAME="Another Author" git commit -a -m "Left #3" &&
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echo "l4" >two &&
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test_tick &&
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GIT_COMMITTER_NAME="Another Committer" \
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GIT_AUTHOR_NAME="Another Author" git commit -a -m "Left #4" &&
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echo "l5" >two &&
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test_tick &&
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GIT_COMMITTER_NAME="Another Committer" \
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GIT_AUTHOR_NAME="Another Author" git commit -a -m "Left #5" &&
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git tag tag-l5 &&
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git checkout right &&
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echo "r3" >three &&
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git add three &&
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test_tick &&
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git commit -a -m "Right #3" &&
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git tag tag-r3 &&
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echo "r4" >three &&
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test_tick &&
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git commit -a -m "Right #4" &&
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echo "r5" >three &&
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test_tick &&
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git commit -a -m "Right #5" &&
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git checkout -b long &&
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test_commit_bulk --start=0 --message=%s --filename=one 30 &&
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git show-branch &&
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apos="'\''"
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'
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test_expect_success GPG 'set up a signed tag' '
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git tag -s -m signed-tag-msg signed-good-tag left
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'
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test_expect_success GPGSSH 'created ssh signed commit and tag' '
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test_config gpg.format ssh &&
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git checkout -b signed-ssh &&
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touch file &&
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git add file &&
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git commit -m "ssh signed" -S"${GPGSSH_KEY_PRIMARY}" &&
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git tag -s -u"${GPGSSH_KEY_PRIMARY}" -m signed-ssh-tag-msg signed-good-ssh-tag left &&
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git tag -s -u"${GPGSSH_KEY_UNTRUSTED}" -m signed-ssh-tag-msg-untrusted signed-untrusted-ssh-tag left
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'
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test_expect_success GPGSSH,GPGSSH_VERIFYTIME 'create signed tags with keys having defined lifetimes' '
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test_when_finished "test_unconfig commit.gpgsign" &&
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test_config gpg.format ssh &&
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git checkout -b signed-expiry-ssh &&
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touch file &&
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git add file &&
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echo expired >file && test_tick && git commit -a -m expired -S"${GPGSSH_KEY_EXPIRED}" &&
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git tag -s -u "${GPGSSH_KEY_EXPIRED}" -m expired-signed expired-signed &&
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echo notyetvalid >file && test_tick && git commit -a -m notyetvalid -S"${GPGSSH_KEY_NOTYETVALID}" &&
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git tag -s -u "${GPGSSH_KEY_NOTYETVALID}" -m notyetvalid-signed notyetvalid-signed &&
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echo timeboxedvalid >file && test_tick && git commit -a -m timeboxedvalid -S"${GPGSSH_KEY_TIMEBOXEDVALID}" &&
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git tag -s -u "${GPGSSH_KEY_TIMEBOXEDVALID}" -m timeboxedvalid-signed timeboxedvalid-signed &&
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echo timeboxedinvalid >file && test_tick && git commit -a -m timeboxedinvalid -S"${GPGSSH_KEY_TIMEBOXEDINVALID}" &&
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git tag -s -u "${GPGSSH_KEY_TIMEBOXEDINVALID}" -m timeboxedinvalid-signed timeboxedinvalid-signed
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'
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test_expect_success 'message for merging local branch' '
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echo "Merge branch ${apos}left${apos}" >expected &&
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git checkout main &&
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git fetch . left &&
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git fmt-merge-msg <.git/FETCH_HEAD >actual &&
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test_cmp expected actual
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'
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test_expect_success GPG 'message for merging local tag signed by good key' '
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git checkout main &&
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git fetch . signed-good-tag &&
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git fmt-merge-msg <.git/FETCH_HEAD >actual &&
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grep "^Merge tag ${apos}signed-good-tag${apos}" actual &&
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grep "^signed-tag-msg" actual &&
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grep "^# gpg: Signature made" actual &&
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grep "^# gpg: Good signature from" actual
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'
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test_expect_success GPG 'message for merging local tag signed by unknown key' '
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git checkout main &&
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git fetch . signed-good-tag &&
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GNUPGHOME=. git fmt-merge-msg <.git/FETCH_HEAD >actual &&
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grep "^Merge tag ${apos}signed-good-tag${apos}" actual &&
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grep "^signed-tag-msg" actual &&
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grep "^# gpg: Signature made" actual &&
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grep -E "^# gpg: Can${apos}t check signature: (public key not found|No public key)" actual
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'
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test_expect_success GPGSSH 'message for merging local tag signed by good ssh key' '
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test_config gpg.ssh.allowedSignersFile "${GPGSSH_ALLOWED_SIGNERS}" &&
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git checkout main &&
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git fetch . signed-good-ssh-tag &&
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git fmt-merge-msg <.git/FETCH_HEAD >actual &&
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grep "^Merge tag ${apos}signed-good-ssh-tag${apos}" actual &&
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grep "^signed-ssh-tag-msg" actual &&
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grep "${GPGSSH_GOOD_SIGNATURE_TRUSTED}" actual &&
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! grep "${GPGSSH_BAD_SIGNATURE}" actual
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'
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test_expect_success GPGSSH 'message for merging local tag signed by unknown ssh key' '
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test_config gpg.ssh.allowedSignersFile "${GPGSSH_ALLOWED_SIGNERS}" &&
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git checkout main &&
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git fetch . signed-untrusted-ssh-tag &&
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git fmt-merge-msg <.git/FETCH_HEAD >actual &&
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grep "^Merge tag ${apos}signed-untrusted-ssh-tag${apos}" actual &&
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grep "^signed-ssh-tag-msg-untrusted" actual &&
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grep "${GPGSSH_GOOD_SIGNATURE_UNTRUSTED}" actual &&
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! grep "${GPGSSH_BAD_SIGNATURE}" actual &&
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grep "${GPGSSH_KEY_NOT_TRUSTED}" actual
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'
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test_expect_success GPGSSH,GPGSSH_VERIFYTIME 'message for merging local tag signed by expired ssh key' '
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test_config gpg.ssh.allowedSignersFile "${GPGSSH_ALLOWED_SIGNERS}" &&
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git checkout main &&
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git fetch . expired-signed &&
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git fmt-merge-msg <.git/FETCH_HEAD >actual &&
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grep "^Merge tag ${apos}expired-signed${apos}" actual &&
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grep "^expired-signed" actual &&
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! grep "${GPGSSH_GOOD_SIGNATURE_TRUSTED}" actual
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'
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test_expect_success GPGSSH,GPGSSH_VERIFYTIME 'message for merging local tag signed by not yet valid ssh key' '
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test_config gpg.ssh.allowedSignersFile "${GPGSSH_ALLOWED_SIGNERS}" &&
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git checkout main &&
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git fetch . notyetvalid-signed &&
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git fmt-merge-msg <.git/FETCH_HEAD >actual &&
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grep "^Merge tag ${apos}notyetvalid-signed${apos}" actual &&
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grep "^notyetvalid-signed" actual &&
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! grep "${GPGSSH_GOOD_SIGNATURE_TRUSTED}" actual
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'
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test_expect_success GPGSSH,GPGSSH_VERIFYTIME 'message for merging local tag signed by valid timeboxed ssh key' '
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test_config gpg.ssh.allowedSignersFile "${GPGSSH_ALLOWED_SIGNERS}" &&
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git checkout main &&
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git fetch . timeboxedvalid-signed &&
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git fmt-merge-msg <.git/FETCH_HEAD >actual &&
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grep "^Merge tag ${apos}timeboxedvalid-signed${apos}" actual &&
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grep "^timeboxedvalid-signed" actual &&
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grep "${GPGSSH_GOOD_SIGNATURE_TRUSTED}" actual &&
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! grep "${GPGSSH_BAD_SIGNATURE}" actual
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'
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test_expect_success GPGSSH,GPGSSH_VERIFYTIME 'message for merging local tag signed by invalid timeboxed ssh key' '
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test_config gpg.ssh.allowedSignersFile "${GPGSSH_ALLOWED_SIGNERS}" &&
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git checkout main &&
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git fetch . timeboxedinvalid-signed &&
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git fmt-merge-msg <.git/FETCH_HEAD >actual &&
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grep "^Merge tag ${apos}timeboxedinvalid-signed${apos}" actual &&
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grep "^timeboxedinvalid-signed" actual &&
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! grep "${GPGSSH_GOOD_SIGNATURE_TRUSTED}" actual
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'
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test_expect_success 'message for merging external branch' '
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echo "Merge branch ${apos}left${apos} of $(pwd)" >expected &&
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git checkout main &&
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git fetch "$(pwd)" left &&
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git fmt-merge-msg <.git/FETCH_HEAD >actual &&
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test_cmp expected actual
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'
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test_expect_success '[merge] summary/log configuration' '
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cat >expected <<-EOF &&
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Merge branch ${apos}left${apos}
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# By Another Author (3) and A U Thor (2)
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# Via Another Committer
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* left:
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Left #5
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Left #4
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Left #3
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Common #2
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Common #1
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EOF
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test_config merge.log true &&
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test_unconfig merge.summary &&
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git checkout main &&
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test_tick &&
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git fetch . left &&
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git fmt-merge-msg <.git/FETCH_HEAD >actual1 &&
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test_unconfig merge.log &&
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test_config merge.summary true &&
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git checkout main &&
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test_tick &&
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git fetch . left &&
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git fmt-merge-msg <.git/FETCH_HEAD >actual2 &&
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test_cmp expected actual1 &&
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test_cmp expected actual2
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'
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test_expect_success 'setup FETCH_HEAD' '
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git checkout main &&
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test_tick &&
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git fetch . left
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'
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test_expect_success 'merge.log=3 limits shortlog length' '
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cat >expected <<-EOF &&
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Merge branch ${apos}left${apos}
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# By Another Author (3) and A U Thor (2)
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# Via Another Committer
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* left: (5 commits)
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Left #5
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Left #4
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Left #3
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...
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EOF
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git -c merge.log=3 fmt-merge-msg <.git/FETCH_HEAD >actual &&
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test_cmp expected actual
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'
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test_expect_success 'merge.log=5 shows all 5 commits' '
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cat >expected <<-EOF &&
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Merge branch ${apos}left${apos}
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# By Another Author (3) and A U Thor (2)
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# Via Another Committer
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* left:
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Left #5
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Left #4
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Left #3
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Common #2
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Common #1
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EOF
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git -c merge.log=5 fmt-merge-msg <.git/FETCH_HEAD >actual &&
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test_cmp expected actual
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'
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test_expect_success '--log=5 with custom comment character' '
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cat >expected <<-EOF &&
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Merge branch ${apos}left${apos}
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x By Another Author (3) and A U Thor (2)
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x Via Another Committer
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* left:
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Left #5
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Left #4
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Left #3
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Common #2
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Common #1
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EOF
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git -c core.commentchar="x" fmt-merge-msg --log=5 <.git/FETCH_HEAD >actual &&
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test_cmp expected actual
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'
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test_expect_success 'merge.log=0 disables shortlog' '
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echo "Merge branch ${apos}left${apos}" >expected &&
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git -c merge.log=0 fmt-merge-msg <.git/FETCH_HEAD >actual &&
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test_cmp expected actual
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'
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test_expect_success '--log=3 limits shortlog length' '
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cat >expected <<-EOF &&
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Merge branch ${apos}left${apos}
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# By Another Author (3) and A U Thor (2)
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# Via Another Committer
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* left: (5 commits)
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Left #5
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Left #4
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Left #3
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...
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EOF
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git fmt-merge-msg --log=3 <.git/FETCH_HEAD >actual &&
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test_cmp expected actual
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'
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test_expect_success '--log=5 shows all 5 commits' '
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cat >expected <<-EOF &&
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Merge branch ${apos}left${apos}
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# By Another Author (3) and A U Thor (2)
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# Via Another Committer
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* left:
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Left #5
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Left #4
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Left #3
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Common #2
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Common #1
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EOF
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git fmt-merge-msg --log=5 <.git/FETCH_HEAD >actual &&
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test_cmp expected actual
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'
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test_expect_success '--no-log disables shortlog' '
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echo "Merge branch ${apos}left${apos}" >expected &&
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git fmt-merge-msg --no-log <.git/FETCH_HEAD >actual &&
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test_cmp expected actual
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'
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test_expect_success '--log=0 disables shortlog' '
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echo "Merge branch ${apos}left${apos}" >expected &&
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git fmt-merge-msg --no-log <.git/FETCH_HEAD >actual &&
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test_cmp expected actual
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'
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test_expect_success 'fmt-merge-msg -m' '
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echo "Sync with left" >expected &&
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cat >expected.log <<-EOF &&
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Sync with left
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# By Another Author (3) and A U Thor (2)
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# Via Another Committer
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* ${apos}left${apos} of $(pwd):
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Left #5
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Left #4
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Left #3
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Common #2
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Common #1
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EOF
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test_unconfig merge.log &&
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test_unconfig merge.summary &&
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git checkout main &&
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git fetch "$(pwd)" left &&
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git fmt-merge-msg -m "Sync with left" <.git/FETCH_HEAD >actual &&
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git fmt-merge-msg --log -m "Sync with left" \
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<.git/FETCH_HEAD >actual.log &&
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test_config merge.log true &&
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git fmt-merge-msg -m "Sync with left" \
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<.git/FETCH_HEAD >actual.log-config &&
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git fmt-merge-msg --no-log -m "Sync with left" \
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<.git/FETCH_HEAD >actual.nolog &&
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test_cmp expected actual &&
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test_cmp expected.log actual.log &&
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test_cmp expected.log actual.log-config &&
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test_cmp expected actual.nolog
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'
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test_expect_success 'setup: expected shortlog for two branches' '
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cat >expected <<-EOF
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Merge branches ${apos}left${apos} and ${apos}right${apos}
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# By Another Author (3) and A U Thor (2)
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# Via Another Committer
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* left:
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Left #5
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Left #4
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Left #3
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Common #2
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Common #1
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* right:
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Right #5
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Right #4
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Right #3
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Common #2
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Common #1
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EOF
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'
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test_expect_success 'shortlog for two branches' '
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test_config merge.log true &&
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test_unconfig merge.summary &&
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git checkout main &&
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test_tick &&
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git fetch . left right &&
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git fmt-merge-msg <.git/FETCH_HEAD >actual1 &&
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test_unconfig merge.log &&
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test_config merge.summary true &&
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git checkout main &&
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test_tick &&
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git fetch . left right &&
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git fmt-merge-msg <.git/FETCH_HEAD >actual2 &&
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test_config merge.log yes &&
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test_unconfig merge.summary &&
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git checkout main &&
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test_tick &&
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git fetch . left right &&
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git fmt-merge-msg <.git/FETCH_HEAD >actual3 &&
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test_unconfig merge.log &&
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test_config merge.summary yes &&
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git checkout main &&
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test_tick &&
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git fetch . left right &&
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git fmt-merge-msg <.git/FETCH_HEAD >actual4 &&
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test_cmp expected actual1 &&
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test_cmp expected actual2 &&
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test_cmp expected actual3 &&
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test_cmp expected actual4
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'
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test_expect_success 'merge-msg -F' '
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test_unconfig merge.log &&
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test_config merge.summary yes &&
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git checkout main &&
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test_tick &&
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git fetch . left right &&
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git fmt-merge-msg -F .git/FETCH_HEAD >actual &&
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test_cmp expected actual
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'
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test_expect_success 'merge-msg -F in subdirectory' '
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test_unconfig merge.log &&
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test_config merge.summary yes &&
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git checkout main &&
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test_tick &&
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git fetch . left right &&
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mkdir sub &&
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cp .git/FETCH_HEAD sub/FETCH_HEAD &&
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(
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cd sub &&
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git fmt-merge-msg -F FETCH_HEAD >../actual
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) &&
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test_cmp expected actual
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'
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test_expect_success 'merge-msg with nothing to merge' '
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test_unconfig merge.log &&
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test_config merge.summary yes &&
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(
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cd remote &&
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git checkout -b unrelated &&
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test_tick &&
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git fetch origin &&
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git fmt-merge-msg <.git/FETCH_HEAD >../actual
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) &&
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test_must_be_empty actual
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'
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test_expect_success 'merge-msg tag' '
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cat >expected <<-EOF &&
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Merge tag ${apos}tag-r3${apos}
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* tag ${apos}tag-r3${apos}:
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Right #3
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Common #2
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Common #1
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EOF
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test_unconfig merge.log &&
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test_config merge.summary yes &&
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git checkout main &&
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test_tick &&
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git fetch . tag tag-r3 &&
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git fmt-merge-msg <.git/FETCH_HEAD >actual &&
|
|
test_cmp expected actual
|
|
'
|
|
|
|
test_expect_success 'merge-msg two tags' '
|
|
cat >expected <<-EOF &&
|
|
Merge tags ${apos}tag-r3${apos} and ${apos}tag-l5${apos}
|
|
|
|
* tag ${apos}tag-r3${apos}:
|
|
Right #3
|
|
Common #2
|
|
Common #1
|
|
|
|
# By Another Author (3) and A U Thor (2)
|
|
# Via Another Committer
|
|
* tag ${apos}tag-l5${apos}:
|
|
Left #5
|
|
Left #4
|
|
Left #3
|
|
Common #2
|
|
Common #1
|
|
EOF
|
|
|
|
test_unconfig merge.log &&
|
|
test_config merge.summary yes &&
|
|
|
|
git checkout main &&
|
|
test_tick &&
|
|
git fetch . tag tag-r3 tag tag-l5 &&
|
|
|
|
git fmt-merge-msg <.git/FETCH_HEAD >actual &&
|
|
test_cmp expected actual
|
|
'
|
|
|
|
test_expect_success 'merge-msg tag and branch' '
|
|
cat >expected <<-EOF &&
|
|
Merge branch ${apos}left${apos}, tag ${apos}tag-r3${apos}
|
|
|
|
* tag ${apos}tag-r3${apos}:
|
|
Right #3
|
|
Common #2
|
|
Common #1
|
|
|
|
# By Another Author (3) and A U Thor (2)
|
|
# Via Another Committer
|
|
* left:
|
|
Left #5
|
|
Left #4
|
|
Left #3
|
|
Common #2
|
|
Common #1
|
|
EOF
|
|
|
|
test_unconfig merge.log &&
|
|
test_config merge.summary yes &&
|
|
|
|
git checkout main &&
|
|
test_tick &&
|
|
git fetch . tag tag-r3 left &&
|
|
|
|
git fmt-merge-msg <.git/FETCH_HEAD >actual &&
|
|
test_cmp expected actual
|
|
'
|
|
|
|
test_expect_success 'merge-msg lots of commits' '
|
|
{
|
|
cat <<-EOF &&
|
|
Merge branch ${apos}long${apos}
|
|
|
|
* long: (35 commits)
|
|
EOF
|
|
|
|
i=29 &&
|
|
while test $i -gt 9
|
|
do
|
|
echo " $i" &&
|
|
i=$(($i-1)) || return 1
|
|
done &&
|
|
echo " ..."
|
|
} >expected &&
|
|
|
|
test_config merge.summary yes &&
|
|
|
|
git checkout main &&
|
|
test_tick &&
|
|
git fetch . long &&
|
|
|
|
git fmt-merge-msg <.git/FETCH_HEAD >actual &&
|
|
test_cmp expected actual
|
|
'
|
|
|
|
test_expect_success 'merge-msg with "merging" an annotated tag' '
|
|
test_config merge.log true &&
|
|
|
|
git checkout main^0 &&
|
|
git commit --allow-empty -m "One step ahead" &&
|
|
git tag -a -m "An annotated one" annote HEAD &&
|
|
|
|
git checkout main &&
|
|
git fetch . annote &&
|
|
|
|
git fmt-merge-msg <.git/FETCH_HEAD >actual &&
|
|
{
|
|
cat <<-\EOF
|
|
Merge tag '\''annote'\''
|
|
|
|
An annotated one
|
|
|
|
* tag '\''annote'\'':
|
|
One step ahead
|
|
EOF
|
|
} >expected &&
|
|
test_cmp expected actual &&
|
|
|
|
test_when_finished "git reset --hard" &&
|
|
annote=$(git rev-parse annote) &&
|
|
git merge --no-commit --no-ff $annote &&
|
|
{
|
|
cat <<-EOF
|
|
Merge tag '\''$annote'\''
|
|
|
|
An annotated one
|
|
|
|
* tag '\''$annote'\'':
|
|
One step ahead
|
|
EOF
|
|
} >expected &&
|
|
test_cmp expected .git/MERGE_MSG
|
|
'
|
|
|
|
test_expect_success 'merge --into-name=<name>' '
|
|
test_when_finished "git checkout main" &&
|
|
git checkout -B side main &&
|
|
git commit --allow-empty -m "One step ahead" &&
|
|
|
|
git checkout --detach main &&
|
|
git merge --no-ff side &&
|
|
git show -s --format="%s" >full.0 &&
|
|
head -n1 full.0 >actual &&
|
|
# expect that HEAD is shown as-is
|
|
grep -e "Merge branch .side. into HEAD$" actual &&
|
|
|
|
git reset --hard main &&
|
|
git merge --no-ff --into-name=main side &&
|
|
git show -s --format="%s" >full.1 &&
|
|
head -n1 full.1 >actual &&
|
|
# expect that we pretend to be merging to main, that is suppressed
|
|
grep -e "Merge branch .side.$" actual &&
|
|
|
|
git checkout -b throwaway main &&
|
|
git merge --no-ff --into-name=main side &&
|
|
git show -s --format="%s" >full.2 &&
|
|
head -n1 full.2 >actual &&
|
|
# expect that we pretend to be merging to main, that is suppressed
|
|
grep -e "Merge branch .side.$" actual
|
|
'
|
|
|
|
test_expect_success 'merge.suppressDest configuration' '
|
|
test_when_finished "git checkout main" &&
|
|
git checkout -B side main &&
|
|
git commit --allow-empty -m "One step ahead" &&
|
|
git checkout main &&
|
|
git fetch . side &&
|
|
|
|
git -c merge.suppressDest="" fmt-merge-msg <.git/FETCH_HEAD >full.1 &&
|
|
head -n1 full.1 >actual &&
|
|
grep -e "Merge branch .side. into main" actual &&
|
|
|
|
git -c merge.suppressDest="mast" fmt-merge-msg <.git/FETCH_HEAD >full.2 &&
|
|
head -n1 full.2 >actual &&
|
|
grep -e "Merge branch .side. into main$" actual &&
|
|
|
|
git -c merge.suppressDest="ma?*[rn]" fmt-merge-msg <.git/FETCH_HEAD >full.3 &&
|
|
head -n1 full.3 >actual &&
|
|
grep -e "Merge branch .side." actual &&
|
|
! grep -e " into main$" actual &&
|
|
|
|
git checkout --detach HEAD &&
|
|
git -c merge.suppressDest="main" fmt-merge-msg <.git/FETCH_HEAD >full.4 &&
|
|
head -n1 full.4 >actual &&
|
|
grep -e "Merge branch .side. into HEAD$" actual &&
|
|
|
|
git -c merge.suppressDest="main" fmt-merge-msg \
|
|
--into-name=main <.git/FETCH_HEAD >full.5 &&
|
|
head -n1 full.5 >actual &&
|
|
grep -e "Merge branch .side." actual &&
|
|
! grep -e " into main$" actual &&
|
|
! grep -e " into HEAD$" actual
|
|
'
|
|
|
|
test_done
|