diff options
Diffstat (limited to 't/t1450-fsck.sh')
| -rwxr-xr-x | t/t1450-fsck.sh | 283 |
1 files changed, 203 insertions, 80 deletions
diff --git a/t/t1450-fsck.sh b/t/t1450-fsck.sh index ab7f31f..8a456b1 100755 --- a/t/t1450-fsck.sh +++ b/t/t1450-fsck.sh @@ -15,6 +15,7 @@ test_expect_success setup ' git config --unset i18n.commitencoding && git checkout HEAD^0 && test_commit B fileB two && + orig_head=$(git rev-parse HEAD) && git tag -d A B && git reflog expire --expire=now --all ' @@ -115,63 +116,62 @@ test_expect_success 'zlib corrupt loose object output ' ' ' test_expect_success 'branch pointing to non-commit' ' - git rev-parse HEAD^{tree} >.git/refs/heads/invalid && + tree_oid=$(git rev-parse --verify HEAD^{tree}) && test_when_finished "git update-ref -d refs/heads/invalid" && + test-tool ref-store main update-ref msg refs/heads/invalid $tree_oid $ZERO_OID REF_SKIP_OID_VERIFICATION && test_must_fail git fsck 2>out && - test_i18ngrep "not a commit" out + test_grep "not a commit" out ' -test_expect_success 'HEAD link pointing at a funny object' ' - test_when_finished "mv .git/SAVED_HEAD .git/HEAD" && - mv .git/HEAD .git/SAVED_HEAD && +test_expect_success REFFILES 'HEAD link pointing at a funny object' ' + test_when_finished "git update-ref HEAD $orig_head" && echo $ZERO_OID >.git/HEAD && # avoid corrupt/broken HEAD from interfering with repo discovery test_must_fail env GIT_DIR=.git git fsck 2>out && - test_i18ngrep "detached HEAD points" out + test_grep "detached HEAD points" out ' test_expect_success 'HEAD link pointing at a funny place' ' - test_when_finished "mv .git/SAVED_HEAD .git/HEAD" && - mv .git/HEAD .git/SAVED_HEAD && - echo "ref: refs/funny/place" >.git/HEAD && + test_when_finished "git update-ref --no-deref HEAD $orig_head" && + test-tool ref-store main create-symref HEAD refs/funny/place && # avoid corrupt/broken HEAD from interfering with repo discovery test_must_fail env GIT_DIR=.git git fsck 2>out && - test_i18ngrep "HEAD points to something strange" out + test_grep "HEAD points to something strange" out ' -test_expect_success 'HEAD link pointing at a funny object (from different wt)' ' - test_when_finished "mv .git/SAVED_HEAD .git/HEAD" && - test_when_finished "rm -rf .git/worktrees wt" && +test_expect_success REFFILES 'HEAD link pointing at a funny object (from different wt)' ' + test_when_finished "git update-ref HEAD $orig_head" && + test_when_finished "git worktree remove -f wt" && git worktree add wt && - mv .git/HEAD .git/SAVED_HEAD && echo $ZERO_OID >.git/HEAD && # avoid corrupt/broken HEAD from interfering with repo discovery test_must_fail git -C wt fsck 2>out && - test_i18ngrep "main-worktree/HEAD: detached HEAD points" out + test_grep "main-worktree/HEAD: detached HEAD points" out ' -test_expect_success 'other worktree HEAD link pointing at a funny object' ' - test_when_finished "rm -rf .git/worktrees other" && +test_expect_success REFFILES 'other worktree HEAD link pointing at a funny object' ' + test_when_finished "git worktree remove -f other" && git worktree add other && echo $ZERO_OID >.git/worktrees/other/HEAD && test_must_fail git fsck 2>out && - test_i18ngrep "worktrees/other/HEAD: detached HEAD points" out + test_grep "worktrees/other/HEAD: detached HEAD points" out ' test_expect_success 'other worktree HEAD link pointing at missing object' ' - test_when_finished "rm -rf .git/worktrees other" && + test_when_finished "git worktree remove -f other" && git worktree add other && - echo "Contents missing from repo" | git hash-object --stdin >.git/worktrees/other/HEAD && + object_id=$(echo "Contents missing from repo" | git hash-object --stdin) && + test-tool -C other ref-store main update-ref msg HEAD $object_id "" REF_NO_DEREF,REF_SKIP_OID_VERIFICATION && test_must_fail git fsck 2>out && - test_i18ngrep "worktrees/other/HEAD: invalid sha1 pointer" out + test_grep "worktrees/other/HEAD: invalid sha1 pointer" out ' test_expect_success 'other worktree HEAD link pointing at a funny place' ' - test_when_finished "rm -rf .git/worktrees other" && + test_when_finished "git worktree remove -f other" && git worktree add other && - echo "ref: refs/funny/place" >.git/worktrees/other/HEAD && + git -C other symbolic-ref HEAD refs/funny/place && test_must_fail git fsck 2>out && - test_i18ngrep "worktrees/other/HEAD points to something strange" out + test_grep "worktrees/other/HEAD points to something strange" out ' test_expect_success 'commit with multiple signatures is okay' ' @@ -212,45 +212,45 @@ test_expect_success 'email without @ is okay' ' test_expect_success 'email with embedded > is not okay' ' git cat-file commit HEAD >basis && sed "s/@[a-z]/&>/" basis >bad-email && - new=$(git hash-object -t commit -w --stdin <bad-email) && + new=$(git hash-object --literally -t commit -w --stdin <bad-email) && test_when_finished "remove_object $new" && git update-ref refs/heads/bogus "$new" && test_when_finished "git update-ref -d refs/heads/bogus" && test_must_fail git fsck 2>out && - test_i18ngrep "error in commit $new" out + test_grep "error in commit $new" out ' test_expect_success 'missing < email delimiter is reported nicely' ' git cat-file commit HEAD >basis && sed "s/<//" basis >bad-email-2 && - new=$(git hash-object -t commit -w --stdin <bad-email-2) && + new=$(git hash-object --literally -t commit -w --stdin <bad-email-2) && test_when_finished "remove_object $new" && git update-ref refs/heads/bogus "$new" && test_when_finished "git update-ref -d refs/heads/bogus" && test_must_fail git fsck 2>out && - test_i18ngrep "error in commit $new.* - bad name" out + test_grep "error in commit $new.* - bad name" out ' test_expect_success 'missing email is reported nicely' ' git cat-file commit HEAD >basis && sed "s/[a-z]* <[^>]*>//" basis >bad-email-3 && - new=$(git hash-object -t commit -w --stdin <bad-email-3) && + new=$(git hash-object --literally -t commit -w --stdin <bad-email-3) && test_when_finished "remove_object $new" && git update-ref refs/heads/bogus "$new" && test_when_finished "git update-ref -d refs/heads/bogus" && test_must_fail git fsck 2>out && - test_i18ngrep "error in commit $new.* - missing email" out + test_grep "error in commit $new.* - missing email" out ' test_expect_success '> in name is reported' ' git cat-file commit HEAD >basis && sed "s/ </> </" basis >bad-email-4 && - new=$(git hash-object -t commit -w --stdin <bad-email-4) && + new=$(git hash-object --literally -t commit -w --stdin <bad-email-4) && test_when_finished "remove_object $new" && git update-ref refs/heads/bogus "$new" && test_when_finished "git update-ref -d refs/heads/bogus" && test_must_fail git fsck 2>out && - test_i18ngrep "error in commit $new" out + test_grep "error in commit $new" out ' # date is 2^64 + 1 @@ -258,23 +258,23 @@ test_expect_success 'integer overflow in timestamps is reported' ' git cat-file commit HEAD >basis && sed "s/^\\(author .*>\\) [0-9]*/\\1 18446744073709551617/" \ <basis >bad-timestamp && - new=$(git hash-object -t commit -w --stdin <bad-timestamp) && + new=$(git hash-object --literally -t commit -w --stdin <bad-timestamp) && test_when_finished "remove_object $new" && git update-ref refs/heads/bogus "$new" && test_when_finished "git update-ref -d refs/heads/bogus" && test_must_fail git fsck 2>out && - test_i18ngrep "error in commit $new.*integer overflow" out + test_grep "error in commit $new.*integer overflow" out ' test_expect_success 'commit with NUL in header' ' git cat-file commit HEAD >basis && sed "s/author ./author Q/" <basis | q_to_nul >commit-NUL-header && - new=$(git hash-object -t commit -w --stdin <commit-NUL-header) && + new=$(git hash-object --literally -t commit -w --stdin <commit-NUL-header) && test_when_finished "remove_object $new" && git update-ref refs/heads/bogus "$new" && test_when_finished "git update-ref -d refs/heads/bogus" && test_must_fail git fsck 2>out && - test_i18ngrep "error in commit $new.*unterminated header: NUL at offset" out + test_grep "error in commit $new.*unterminated header: NUL at offset" out ' test_expect_success 'tree object with duplicate entries' ' @@ -292,10 +292,10 @@ test_expect_success 'tree object with duplicate entries' ' git cat-file tree $T && git cat-file tree $T ) | - git hash-object -w -t tree --stdin + git hash-object --literally -w -t tree --stdin ) && test_must_fail git fsck 2>out && - test_i18ngrep "error in tree .*contains duplicate file entries" out + test_grep "error in tree .*contains duplicate file entries" out ' check_duplicate_names () { @@ -318,8 +318,8 @@ check_duplicate_names () { done >badtree && badtree=$(git mktree <badtree) && test_must_fail git fsck 2>out && - test_i18ngrep "$badtree" out && - test_i18ngrep "error in tree .*contains duplicate file entries" out + test_grep "$badtree" out && + test_grep "error in tree .*contains duplicate file entries" out ' } @@ -341,9 +341,9 @@ test_expect_success 'unparseable tree object' ' commit_sha1=$(git commit-tree $tree_sha1) && git update-ref refs/heads/wrong $commit_sha1 && test_must_fail git fsck 2>out && - test_i18ngrep "error: empty filename in tree entry" out && - test_i18ngrep "$tree_sha1" out && - test_i18ngrep ! "fatal: empty filename in tree entry" out + test_grep "error: empty filename in tree entry" out && + test_grep "$tree_sha1" out && + test_grep ! "fatal: empty filename in tree entry" out ' test_expect_success 'tree entry with type mismatch' ' @@ -360,8 +360,22 @@ test_expect_success 'tree entry with type mismatch' ' commit=$(git commit-tree $tree) && git update-ref refs/heads/type_mismatch $commit && test_must_fail git fsck >out 2>&1 && - test_i18ngrep "is a blob, not a tree" out && - test_i18ngrep ! "dangling blob" out + test_grep "is a blob, not a tree" out && + test_grep ! "dangling blob" out +' + +test_expect_success 'tree entry with bogus mode' ' + test_when_finished "remove_object \$blob" && + test_when_finished "remove_object \$tree" && + blob=$(echo blob | git hash-object -w --stdin) && + blob_oct=$(echo $blob | hex2oct) && + tree=$(printf "100000 foo\0${blob_oct}" | + git hash-object -t tree --stdin -w --literally) && + git fsck 2>err && + cat >expect <<-EOF && + warning in tree $tree: badFilemode: contains bad file modes + EOF + test_cmp expect err ' test_expect_success 'tag pointing to nonexistent' ' @@ -377,10 +391,10 @@ test_expect_success 'tag pointing to nonexistent' ' tag=$(git hash-object -t tag -w --stdin <invalid-tag) && test_when_finished "remove_object $tag" && - echo $tag >.git/refs/tags/invalid && + git update-ref refs/tags/invalid $tag && test_when_finished "git update-ref -d refs/tags/invalid" && test_must_fail git fsck --tags >out && - test_i18ngrep "broken link" out + test_grep "broken link" out ' test_expect_success 'tag pointing to something else than its type' ' @@ -397,7 +411,7 @@ test_expect_success 'tag pointing to something else than its type' ' tag=$(git hash-object -t tag -w --stdin <wrong-tag) && test_when_finished "remove_object $tag" && - echo $tag >.git/refs/tags/wrong && + git update-ref refs/tags/wrong $tag && test_when_finished "git update-ref -d refs/tags/wrong" && test_must_fail git fsck --tags ' @@ -412,9 +426,9 @@ test_expect_success 'tag with incorrect tag name & missing tagger' ' This is an invalid tag. EOF - tag=$(git hash-object -t tag -w --stdin <wrong-tag) && + tag=$(git hash-object --literally -t tag -w --stdin <wrong-tag) && test_when_finished "remove_object $tag" && - echo $tag >.git/refs/tags/wrong && + git update-ref refs/tags/wrong $tag && test_when_finished "git update-ref -d refs/tags/wrong" && git fsck --tags 2>out && @@ -438,10 +452,10 @@ test_expect_success 'tag with bad tagger' ' tag=$(git hash-object --literally -t tag -w --stdin <wrong-tag) && test_when_finished "remove_object $tag" && - echo $tag >.git/refs/tags/wrong && + git update-ref refs/tags/wrong $tag && test_when_finished "git update-ref -d refs/tags/wrong" && test_must_fail git fsck --tags 2>out && - test_i18ngrep "error in tag .*: invalid author/committer" out + test_grep "error in tag .*: invalid author/committer" out ' test_expect_success 'tag with NUL in header' ' @@ -457,10 +471,10 @@ test_expect_success 'tag with NUL in header' ' tag=$(git hash-object --literally -t tag -w --stdin <tag-NUL-header) && test_when_finished "remove_object $tag" && - echo $tag >.git/refs/tags/wrong && + git update-ref refs/tags/wrong $tag && test_when_finished "git update-ref -d refs/tags/wrong" && test_must_fail git fsck --tags 2>out && - test_i18ngrep "error in tag $tag.*unterminated header: NUL at offset" out + test_grep "error in tag $tag.*unterminated header: NUL at offset" out ' test_expect_success 'cleaned up' ' @@ -490,13 +504,61 @@ test_expect_success 'rev-list --verify-objects with bad sha1' ' test_when_finished "git update-ref -d refs/heads/bogus" && test_might_fail git rev-list --verify-objects refs/heads/bogus >/dev/null 2>out && - test_i18ngrep -q "error: hash mismatch $(dirname $new)$(test_oid ff_2)" out + test_grep -q "error: hash mismatch $(dirname $new)$(test_oid ff_2)" out +' + +# An actual bit corruption is more likely than swapped commits, but +# this provides an easy way to have commits which don't match their purported +# hashes, but which aren't so broken we can't read them at all. +test_expect_success 'rev-list --verify-objects notices swapped commits' ' + git init swapped-commits && + ( + cd swapped-commits && + test_commit one && + test_commit two && + one_oid=$(git rev-parse HEAD) && + two_oid=$(git rev-parse HEAD^) && + one=.git/objects/$(test_oid_to_path $one_oid) && + two=.git/objects/$(test_oid_to_path $two_oid) && + mv $one tmp && + mv $two $one && + mv tmp $two && + test_must_fail git rev-list --verify-objects HEAD + ) +' + +test_expect_success 'set up repository with commit-graph' ' + git init corrupt-graph && + ( + cd corrupt-graph && + test_commit one && + test_commit two && + git commit-graph write --reachable + ) +' + +corrupt_graph_obj () { + oid=$(git -C corrupt-graph rev-parse "$1") && + obj=corrupt-graph/.git/objects/$(test_oid_to_path $oid) && + test_when_finished 'mv backup $obj' && + mv $obj backup && + echo garbage >$obj +} + +test_expect_success 'rev-list --verify-objects with commit graph (tip)' ' + corrupt_graph_obj HEAD && + test_must_fail git -C corrupt-graph rev-list --verify-objects HEAD +' + +test_expect_success 'rev-list --verify-objects with commit graph (parent)' ' + corrupt_graph_obj HEAD^ && + test_must_fail git -C corrupt-graph rev-list --verify-objects HEAD ' test_expect_success 'force fsck to ignore double author' ' git cat-file commit HEAD >basis && sed "s/^author .*/&,&/" <basis | tr , \\n >multiple-authors && - new=$(git hash-object -t commit -w --stdin <multiple-authors) && + new=$(git hash-object --literally -t commit -w --stdin <multiple-authors) && test_when_finished "remove_object $new" && git update-ref refs/heads/bogus "$new" && test_when_finished "git update-ref -d refs/heads/bogus" && @@ -511,9 +573,9 @@ test_expect_success 'fsck notices blob entry pointing to null sha1' ' (git init null-blob && cd null-blob && sha=$(printf "100644 file$_bz$_bzoid" | - git hash-object -w --stdin -t tree) && + git hash-object --literally -w --stdin -t tree) && git fsck 2>out && - test_i18ngrep "warning.*null sha1" out + test_grep "warning.*null sha1" out ) ' @@ -521,9 +583,19 @@ test_expect_success 'fsck notices submodule entry pointing to null sha1' ' (git init null-commit && cd null-commit && sha=$(printf "160000 submodule$_bz$_bzoid" | - git hash-object -w --stdin -t tree) && + git hash-object --literally -w --stdin -t tree) && git fsck 2>out && - test_i18ngrep "warning.*null sha1" out + test_grep "warning.*null sha1" out + ) +' + +test_expect_success 'fsck notices excessively large tree entry name' ' + git init large-name && + ( + cd large-name && + test_commit a-long-name && + git -c fsck.largePathname=warn:10 fsck 2>out && + grep "warning.*large pathname" out ) ' @@ -544,7 +616,7 @@ while read name path pretty; do printf "$mode $type %s\t%s" "$value" "$path" >bad && bad_tree=$(git mktree <bad) && git fsck 2>out && - test_i18ngrep "warning.*tree $bad_tree" out + test_grep "warning.*tree $bad_tree" out )' done <<-\EOF 100644 blob @@ -586,13 +658,13 @@ test_expect_success 'NUL in commit' ' git commit --allow-empty -m "initial commitQNUL after message" && git cat-file commit HEAD >original && q_to_nul <original >munged && - git hash-object -w -t commit --stdin <munged >name && + git hash-object --literally -w -t commit --stdin <munged >name && git branch bad $(cat name) && test_must_fail git -c fsck.nulInCommit=error fsck 2>warn.1 && - test_i18ngrep nulInCommit warn.1 && + test_grep nulInCommit warn.1 && git fsck 2>warn.2 && - test_i18ngrep nulInCommit warn.2 + test_grep nulInCommit warn.2 ) ' @@ -712,7 +784,7 @@ test_expect_success 'fsck --name-objects' ' tree=$(git rev-parse --verify julius:) && git tag -d julius && test_must_fail git fsck --name-objects >out && - test_i18ngrep "$tree (refs/tags/augustus44\\^:" out + test_grep "$tree (refs/tags/augustus44\\^:" out ) ' @@ -725,15 +797,15 @@ test_expect_success 'alternate objects are correctly blamed' ' mkdir alt.git/objects/$(dirname $path) && >alt.git/objects/$(dirname $path)/$(basename $path) && test_must_fail git fsck >out 2>&1 && - test_i18ngrep alt.git out + test_grep alt.git out ' test_expect_success 'fsck errors in packed objects' ' git cat-file commit HEAD >basis && sed "s/</one/" basis >one && sed "s/</foo/" basis >two && - one=$(git hash-object -t commit -w one) && - two=$(git hash-object -t commit -w two) && + one=$(git hash-object --literally -t commit -w one) && + two=$(git hash-object --literally -t commit -w two) && pack=$( { echo $one && @@ -744,8 +816,8 @@ test_expect_success 'fsck errors in packed objects' ' remove_object $one && remove_object $two && test_must_fail git fsck 2>out && - test_i18ngrep "error in commit $one.* - bad name" out && - test_i18ngrep "error in commit $two.* - bad name" out && + test_grep "error in commit $one.* - bad name" out && + test_grep "error in commit $two.* - bad name" out && ! grep corrupt out ' @@ -762,7 +834,7 @@ test_expect_success 'fsck fails on corrupt packfile' ' test_when_finished "rm -f .git/objects/pack/pack-$pack.*" && remove_object $hsh && test_must_fail git fsck 2>out && - test_i18ngrep "checksum mismatch" out + test_grep "checksum mismatch" out ' test_expect_success 'fsck finds problems in duplicate loose objects' ' @@ -799,7 +871,7 @@ test_expect_success 'fsck detects trailing loose garbage (commit)' ' chmod +w "$file" && echo garbage >>"$file" && test_must_fail git fsck 2>out && - test_i18ngrep "garbage.*$commit" out + test_grep "garbage.*$commit" out ' test_expect_success 'fsck detects trailing loose garbage (large blob)' ' @@ -809,7 +881,7 @@ test_expect_success 'fsck detects trailing loose garbage (large blob)' ' chmod +w "$file" && echo garbage >>"$file" && test_must_fail git -c core.bigfilethreshold=5 fsck 2>out && - test_i18ngrep "garbage.*$blob" out + test_grep "garbage.*$blob" out ' test_expect_success 'fsck detects truncated loose object' ' @@ -825,10 +897,10 @@ test_expect_success 'fsck detects truncated loose object' ' # check both regular and streaming code paths test_must_fail git fsck 2>out && - test_i18ngrep corrupt.*$blob out && + test_grep corrupt.*$blob out && test_must_fail git -c core.bigfilethreshold=128 fsck 2>out && - test_i18ngrep corrupt.*$blob out + test_grep corrupt.*$blob out ' # for each of type, we have one version which is referenced by another object @@ -917,7 +989,7 @@ test_expect_success 'detect corrupt index file in fsck' ' test_when_finished "mv .git/index.backup .git/index" && corrupt_index_checksum && test_must_fail git fsck --cache 2>errors && - test_i18ngrep "bad index file" errors + test_grep "bad index file" errors ' test_expect_success 'fsck error and recovery on invalid object type' ' @@ -927,14 +999,65 @@ test_expect_success 'fsck error and recovery on invalid object type' ' garbage_blob=$(git hash-object --stdin -w -t garbage --literally </dev/null) && - cat >err.expect <<-\EOF && - fatal: invalid object type - EOF - test_must_fail git fsck >out 2>err && + test_must_fail git fsck 2>err && grep -e "^error" -e "^fatal" err >errors && test_line_count = 1 errors && grep "$garbage_blob: object is of unknown type '"'"'garbage'"'"':" err ) ' +test_expect_success 'fsck error on gitattributes with excessive line lengths' ' + blob=$(printf "pattern %02048d" 1 | git hash-object -w --stdin) && + test_when_finished "remove_object $blob" && + tree=$(printf "100644 blob %s\t%s\n" $blob .gitattributes | git mktree) && + test_when_finished "remove_object $tree" && + cat >expected <<-EOF && + error in blob $blob: gitattributesLineLength: .gitattributes has too long lines to parse + EOF + test_must_fail git fsck --no-dangling >actual 2>&1 && + test_cmp expected actual +' + +test_expect_success 'fsck error on gitattributes with excessive size' ' + blob=$(test-tool genzeros $((100 * 1024 * 1024 + 1)) | git hash-object -w --stdin) && + test_when_finished "remove_object $blob" && + tree=$(printf "100644 blob %s\t%s\n" $blob .gitattributes | git mktree) && + test_when_finished "remove_object $tree" && + cat >expected <<-EOF && + error in blob $blob: gitattributesLarge: .gitattributes too large to parse + EOF + test_must_fail git fsck --no-dangling >actual 2>&1 && + test_cmp expected actual +' + +test_expect_success 'fsck detects problems in worktree index' ' + test_when_finished "git worktree remove -f wt" && + git worktree add wt && + + echo "this will be removed to break the worktree index" >wt/file && + git -C wt add file && + blob=$(git -C wt rev-parse :file) && + remove_object $blob && + + test_must_fail git fsck --name-objects >actual 2>&1 && + cat >expect <<-EOF && + missing blob $blob (.git/worktrees/wt/index:file) + EOF + test_cmp expect actual +' + +test_expect_success 'fsck reports problems in current worktree index without filename' ' + test_when_finished "rm -f .git/index && git read-tree HEAD" && + echo "this object will be removed to break current worktree index" >file && + git add file && + blob=$(git rev-parse :file) && + remove_object $blob && + + test_must_fail git fsck --name-objects >actual 2>&1 && + cat >expect <<-EOF && + missing blob $blob (:file) + EOF + test_cmp expect actual +' + test_done |