521 lines
16 KiB
Bash
Executable file
521 lines
16 KiB
Bash
Executable file
#!/bin/sh
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test_description='partial clone'
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. ./test-lib.sh
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delete_object () {
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rm $1/.git/objects/$(echo $2 | sed -e 's|^..|&/|')
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}
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pack_as_from_promisor () {
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HASH=$(git -C repo pack-objects .git/objects/pack/pack) &&
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>repo/.git/objects/pack/pack-$HASH.promisor &&
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echo $HASH
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}
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promise_and_delete () {
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HASH=$(git -C repo rev-parse "$1") &&
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git -C repo tag -a -m message my_annotated_tag "$HASH" &&
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git -C repo rev-parse my_annotated_tag | pack_as_from_promisor &&
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# tag -d prints a message to stdout, so redirect it
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git -C repo tag -d my_annotated_tag >/dev/null &&
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delete_object repo "$HASH"
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}
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test_expect_success 'extensions.partialclone without filter' '
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test_create_repo server &&
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git clone --filter="blob:none" "file://$(pwd)/server" client &&
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git -C client config --unset core.partialclonefilter &&
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git -C client fetch origin
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'
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test_expect_success 'missing reflog object, but promised by a commit, passes fsck' '
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rm -rf repo &&
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test_create_repo repo &&
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test_commit -C repo my_commit &&
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A=$(git -C repo commit-tree -m a HEAD^{tree}) &&
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C=$(git -C repo commit-tree -m c -p $A HEAD^{tree}) &&
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# Reference $A only from reflog, and delete it
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git -C repo branch my_branch "$A" &&
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git -C repo branch -f my_branch my_commit &&
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delete_object repo "$A" &&
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# State that we got $C, which refers to $A, from promisor
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printf "$C\n" | pack_as_from_promisor &&
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# Normally, it fails
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test_must_fail git -C repo fsck &&
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# But with the extension, it succeeds
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git -C repo config core.repositoryformatversion 1 &&
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git -C repo config extensions.partialclone "arbitrary string" &&
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git -C repo fsck
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'
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test_expect_success 'missing reflog object, but promised by a tag, passes fsck' '
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rm -rf repo &&
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test_create_repo repo &&
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test_commit -C repo my_commit &&
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A=$(git -C repo commit-tree -m a HEAD^{tree}) &&
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git -C repo tag -a -m d my_tag_name $A &&
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T=$(git -C repo rev-parse my_tag_name) &&
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git -C repo tag -d my_tag_name &&
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# Reference $A only from reflog, and delete it
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git -C repo branch my_branch "$A" &&
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git -C repo branch -f my_branch my_commit &&
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delete_object repo "$A" &&
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# State that we got $T, which refers to $A, from promisor
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printf "$T\n" | pack_as_from_promisor &&
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git -C repo config core.repositoryformatversion 1 &&
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git -C repo config extensions.partialclone "arbitrary string" &&
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git -C repo fsck
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'
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test_expect_success 'missing reflog object alone fails fsck, even with extension set' '
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rm -rf repo &&
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test_create_repo repo &&
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test_commit -C repo my_commit &&
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A=$(git -C repo commit-tree -m a HEAD^{tree}) &&
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B=$(git -C repo commit-tree -m b HEAD^{tree}) &&
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# Reference $A only from reflog, and delete it
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git -C repo branch my_branch "$A" &&
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git -C repo branch -f my_branch my_commit &&
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delete_object repo "$A" &&
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git -C repo config core.repositoryformatversion 1 &&
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git -C repo config extensions.partialclone "arbitrary string" &&
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test_must_fail git -C repo fsck
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'
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test_expect_success 'missing ref object, but promised, passes fsck' '
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rm -rf repo &&
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test_create_repo repo &&
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test_commit -C repo my_commit &&
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A=$(git -C repo commit-tree -m a HEAD^{tree}) &&
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# Reference $A only from ref
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git -C repo branch my_branch "$A" &&
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promise_and_delete "$A" &&
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git -C repo config core.repositoryformatversion 1 &&
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git -C repo config extensions.partialclone "arbitrary string" &&
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git -C repo fsck
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'
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test_expect_success 'missing object, but promised, passes fsck' '
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rm -rf repo &&
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test_create_repo repo &&
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test_commit -C repo 1 &&
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test_commit -C repo 2 &&
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test_commit -C repo 3 &&
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git -C repo tag -a annotated_tag -m "annotated tag" &&
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C=$(git -C repo rev-parse 1) &&
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T=$(git -C repo rev-parse 2^{tree}) &&
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B=$(git hash-object repo/3.t) &&
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AT=$(git -C repo rev-parse annotated_tag) &&
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promise_and_delete "$C" &&
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promise_and_delete "$T" &&
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promise_and_delete "$B" &&
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promise_and_delete "$AT" &&
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git -C repo config core.repositoryformatversion 1 &&
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git -C repo config extensions.partialclone "arbitrary string" &&
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git -C repo fsck
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'
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test_expect_success 'missing CLI object, but promised, passes fsck' '
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rm -rf repo &&
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test_create_repo repo &&
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test_commit -C repo my_commit &&
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A=$(git -C repo commit-tree -m a HEAD^{tree}) &&
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promise_and_delete "$A" &&
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git -C repo config core.repositoryformatversion 1 &&
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git -C repo config extensions.partialclone "arbitrary string" &&
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git -C repo fsck "$A"
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'
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test_expect_success 'fetching of missing objects' '
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rm -rf repo &&
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test_create_repo server &&
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test_commit -C server foo &&
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git -C server repack -a -d --write-bitmap-index &&
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git clone "file://$(pwd)/server" repo &&
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HASH=$(git -C repo rev-parse foo) &&
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rm -rf repo/.git/objects/* &&
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git -C repo config core.repositoryformatversion 1 &&
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git -C repo config extensions.partialclone "origin" &&
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git -C repo cat-file -p "$HASH" &&
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# Ensure that the .promisor file is written, and check that its
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# associated packfile contains the object
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ls repo/.git/objects/pack/pack-*.promisor >promisorlist &&
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test_line_count = 1 promisorlist &&
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IDX=$(cat promisorlist | sed "s/promisor$/idx/") &&
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git verify-pack --verbose "$IDX" | grep "$HASH"
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'
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test_expect_success 'fetching of missing objects works with ref-in-want enabled' '
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# ref-in-want requires protocol version 2
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git -C server config protocol.version 2 &&
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git -C server config uploadpack.allowrefinwant 1 &&
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git -C repo config protocol.version 2 &&
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rm -rf repo/.git/objects/* &&
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rm -f trace &&
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GIT_TRACE_PACKET="$(pwd)/trace" git -C repo cat-file -p "$HASH" &&
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grep "git< fetch=.*ref-in-want" trace
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'
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test_expect_success 'fetching of missing blobs works' '
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rm -rf server repo &&
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test_create_repo server &&
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test_commit -C server foo &&
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git -C server repack -a -d --write-bitmap-index &&
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git clone "file://$(pwd)/server" repo &&
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git hash-object repo/foo.t >blobhash &&
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rm -rf repo/.git/objects/* &&
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git -C server config uploadpack.allowanysha1inwant 1 &&
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git -C server config uploadpack.allowfilter 1 &&
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git -C repo config core.repositoryformatversion 1 &&
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git -C repo config extensions.partialclone "origin" &&
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git -C repo cat-file -p $(cat blobhash)
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'
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test_expect_success 'fetching of missing trees does not fetch blobs' '
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rm -rf server repo &&
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test_create_repo server &&
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test_commit -C server foo &&
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git -C server repack -a -d --write-bitmap-index &&
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git clone "file://$(pwd)/server" repo &&
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git -C repo rev-parse foo^{tree} >treehash &&
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git hash-object repo/foo.t >blobhash &&
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rm -rf repo/.git/objects/* &&
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git -C server config uploadpack.allowanysha1inwant 1 &&
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git -C server config uploadpack.allowfilter 1 &&
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git -C repo config core.repositoryformatversion 1 &&
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git -C repo config extensions.partialclone "origin" &&
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git -C repo cat-file -p $(cat treehash) &&
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# Ensure that the tree, but not the blob, is fetched
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git -C repo rev-list --objects --missing=print $(cat treehash) >objects &&
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grep "^$(cat treehash)" objects &&
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grep "^[?]$(cat blobhash)" objects
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'
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test_expect_success 'rev-list stops traversal at missing and promised commit' '
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rm -rf repo &&
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test_create_repo repo &&
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test_commit -C repo foo &&
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test_commit -C repo bar &&
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FOO=$(git -C repo rev-parse foo) &&
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promise_and_delete "$FOO" &&
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git -C repo config core.repositoryformatversion 1 &&
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git -C repo config extensions.partialclone "arbitrary string" &&
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GIT_TEST_COMMIT_GRAPH=0 git -C repo rev-list --exclude-promisor-objects --objects bar >out &&
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grep $(git -C repo rev-parse bar) out &&
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! grep $FOO out
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'
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test_expect_success 'missing tree objects with --missing=allow-promisor and --exclude-promisor-objects' '
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rm -rf repo &&
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test_create_repo repo &&
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test_commit -C repo foo &&
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test_commit -C repo bar &&
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test_commit -C repo baz &&
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promise_and_delete $(git -C repo rev-parse bar^{tree}) &&
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promise_and_delete $(git -C repo rev-parse foo^{tree}) &&
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git -C repo config core.repositoryformatversion 1 &&
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git -C repo config extensions.partialclone "arbitrary string" &&
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git -C repo rev-list --missing=allow-promisor --objects HEAD >objs 2>rev_list_err &&
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test_must_be_empty rev_list_err &&
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# 3 commits, 3 blobs, and 1 tree
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test_line_count = 7 objs &&
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# Do the same for --exclude-promisor-objects, but with all trees gone.
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promise_and_delete $(git -C repo rev-parse baz^{tree}) &&
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git -C repo rev-list --exclude-promisor-objects --objects HEAD >objs 2>rev_list_err &&
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test_must_be_empty rev_list_err &&
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# 3 commits, no blobs or trees
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test_line_count = 3 objs
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'
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test_expect_success 'missing non-root tree object and rev-list' '
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rm -rf repo &&
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test_create_repo repo &&
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mkdir repo/dir &&
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echo foo >repo/dir/foo &&
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git -C repo add dir/foo &&
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git -C repo commit -m "commit dir/foo" &&
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promise_and_delete $(git -C repo rev-parse HEAD:dir) &&
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git -C repo config core.repositoryformatversion 1 &&
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git -C repo config extensions.partialclone "arbitrary string" &&
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git -C repo rev-list --missing=allow-any --objects HEAD >objs 2>rev_list_err &&
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test_must_be_empty rev_list_err &&
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# 1 commit and 1 tree
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test_line_count = 2 objs
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'
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test_expect_success 'rev-list stops traversal at missing and promised tree' '
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rm -rf repo &&
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test_create_repo repo &&
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test_commit -C repo foo &&
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mkdir repo/a_dir &&
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echo something >repo/a_dir/something &&
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git -C repo add a_dir/something &&
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git -C repo commit -m bar &&
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# foo^{tree} (tree referenced from commit)
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TREE=$(git -C repo rev-parse foo^{tree}) &&
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# a tree referenced by HEAD^{tree} (tree referenced from tree)
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TREE2=$(git -C repo ls-tree HEAD^{tree} | grep " tree " | head -1 | cut -b13-52) &&
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promise_and_delete "$TREE" &&
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promise_and_delete "$TREE2" &&
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git -C repo config core.repositoryformatversion 1 &&
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git -C repo config extensions.partialclone "arbitrary string" &&
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git -C repo rev-list --exclude-promisor-objects --objects HEAD >out &&
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grep $(git -C repo rev-parse foo) out &&
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! grep $TREE out &&
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grep $(git -C repo rev-parse HEAD) out &&
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! grep $TREE2 out
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'
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test_expect_success 'rev-list stops traversal at missing and promised blob' '
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rm -rf repo &&
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test_create_repo repo &&
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echo something >repo/something &&
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git -C repo add something &&
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git -C repo commit -m foo &&
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BLOB=$(git -C repo hash-object -w something) &&
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promise_and_delete "$BLOB" &&
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git -C repo config core.repositoryformatversion 1 &&
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git -C repo config extensions.partialclone "arbitrary string" &&
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git -C repo rev-list --exclude-promisor-objects --objects HEAD >out &&
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grep $(git -C repo rev-parse HEAD) out &&
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! grep $BLOB out
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'
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test_expect_success 'rev-list stops traversal at promisor commit, tree, and blob' '
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rm -rf repo &&
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test_create_repo repo &&
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test_commit -C repo foo &&
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test_commit -C repo bar &&
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test_commit -C repo baz &&
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COMMIT=$(git -C repo rev-parse foo) &&
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TREE=$(git -C repo rev-parse bar^{tree}) &&
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BLOB=$(git hash-object repo/baz.t) &&
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printf "%s\n%s\n%s\n" $COMMIT $TREE $BLOB | pack_as_from_promisor &&
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git -C repo config core.repositoryformatversion 1 &&
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git -C repo config extensions.partialclone "arbitrary string" &&
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git -C repo rev-list --exclude-promisor-objects --objects HEAD >out &&
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! grep $COMMIT out &&
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! grep $TREE out &&
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! grep $BLOB out &&
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grep $(git -C repo rev-parse bar) out # sanity check that some walking was done
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'
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test_expect_success 'rev-list dies for missing objects on cmd line' '
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rm -rf repo &&
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test_create_repo repo &&
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test_commit -C repo foo &&
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test_commit -C repo bar &&
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test_commit -C repo baz &&
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COMMIT=$(git -C repo rev-parse foo) &&
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TREE=$(git -C repo rev-parse bar^{tree}) &&
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BLOB=$(git hash-object repo/baz.t) &&
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promise_and_delete $COMMIT &&
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promise_and_delete $TREE &&
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promise_and_delete $BLOB &&
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git -C repo config core.repositoryformatversion 1 &&
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git -C repo config extensions.partialclone "arbitrary string" &&
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for OBJ in "$COMMIT" "$TREE" "$BLOB"; do
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test_must_fail git -C repo rev-list --objects \
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--exclude-promisor-objects "$OBJ" &&
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test_must_fail git -C repo rev-list --objects-edge-aggressive \
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--exclude-promisor-objects "$OBJ" &&
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# Do not die or crash when --ignore-missing is passed.
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git -C repo rev-list --ignore-missing --objects \
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--exclude-promisor-objects "$OBJ" &&
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git -C repo rev-list --ignore-missing --objects-edge-aggressive \
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--exclude-promisor-objects "$OBJ"
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done
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'
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test_expect_success 'gc repacks promisor objects separately from non-promisor objects' '
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rm -rf repo &&
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test_create_repo repo &&
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test_commit -C repo one &&
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test_commit -C repo two &&
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TREE_ONE=$(git -C repo rev-parse one^{tree}) &&
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printf "$TREE_ONE\n" | pack_as_from_promisor &&
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TREE_TWO=$(git -C repo rev-parse two^{tree}) &&
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printf "$TREE_TWO\n" | pack_as_from_promisor &&
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git -C repo config core.repositoryformatversion 1 &&
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git -C repo config extensions.partialclone "arbitrary string" &&
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git -C repo gc &&
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# Ensure that exactly one promisor packfile exists, and that it
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# contains the trees but not the commits
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ls repo/.git/objects/pack/pack-*.promisor >promisorlist &&
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test_line_count = 1 promisorlist &&
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PROMISOR_PACKFILE=$(sed "s/.promisor/.pack/" <promisorlist) &&
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git verify-pack $PROMISOR_PACKFILE -v >out &&
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grep "$TREE_ONE" out &&
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grep "$TREE_TWO" out &&
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! grep "$(git -C repo rev-parse one)" out &&
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! grep "$(git -C repo rev-parse two)" out &&
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# Remove the promisor packfile and associated files
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rm $(sed "s/.promisor//" <promisorlist).* &&
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# Ensure that the single other pack contains the commits, but not the
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# trees
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ls repo/.git/objects/pack/pack-*.pack >packlist &&
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test_line_count = 1 packlist &&
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git verify-pack repo/.git/objects/pack/pack-*.pack -v >out &&
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grep "$(git -C repo rev-parse one)" out &&
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grep "$(git -C repo rev-parse two)" out &&
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! grep "$TREE_ONE" out &&
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! grep "$TREE_TWO" out
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'
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test_expect_success 'gc does not repack promisor objects if there are none' '
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rm -rf repo &&
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test_create_repo repo &&
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test_commit -C repo one &&
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git -C repo config core.repositoryformatversion 1 &&
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git -C repo config extensions.partialclone "arbitrary string" &&
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git -C repo gc &&
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# Ensure that only one pack exists
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ls repo/.git/objects/pack/pack-*.pack >packlist &&
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test_line_count = 1 packlist
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'
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repack_and_check () {
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rm -rf repo2 &&
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cp -r repo repo2 &&
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git -C repo2 repack $1 -d &&
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git -C repo2 fsck &&
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git -C repo2 cat-file -e $2 &&
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git -C repo2 cat-file -e $3
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}
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test_expect_success 'repack -d does not irreversibly delete promisor objects' '
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rm -rf repo &&
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test_create_repo repo &&
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git -C repo config core.repositoryformatversion 1 &&
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git -C repo config extensions.partialclone "arbitrary string" &&
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git -C repo commit --allow-empty -m one &&
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git -C repo commit --allow-empty -m two &&
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git -C repo commit --allow-empty -m three &&
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git -C repo commit --allow-empty -m four &&
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ONE=$(git -C repo rev-parse HEAD^^^) &&
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TWO=$(git -C repo rev-parse HEAD^^) &&
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THREE=$(git -C repo rev-parse HEAD^) &&
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printf "$TWO\n" | pack_as_from_promisor &&
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printf "$THREE\n" | pack_as_from_promisor &&
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delete_object repo "$ONE" &&
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repack_and_check -a "$TWO" "$THREE" &&
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repack_and_check -A "$TWO" "$THREE" &&
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repack_and_check -l "$TWO" "$THREE"
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'
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test_expect_success 'gc stops traversal when a missing but promised object is reached' '
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rm -rf repo &&
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test_create_repo repo &&
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test_commit -C repo my_commit &&
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TREE_HASH=$(git -C repo rev-parse HEAD^{tree}) &&
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HASH=$(promise_and_delete $TREE_HASH) &&
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|
git -C repo config core.repositoryformatversion 1 &&
|
|
git -C repo config extensions.partialclone "arbitrary string" &&
|
|
git -C repo gc &&
|
|
|
|
# Ensure that the promisor packfile still exists, and remove it
|
|
test -e repo/.git/objects/pack/pack-$HASH.pack &&
|
|
rm repo/.git/objects/pack/pack-$HASH.* &&
|
|
|
|
# Ensure that the single other pack contains the commit, but not the tree
|
|
ls repo/.git/objects/pack/pack-*.pack >packlist &&
|
|
test_line_count = 1 packlist &&
|
|
git verify-pack repo/.git/objects/pack/pack-*.pack -v >out &&
|
|
grep "$(git -C repo rev-parse HEAD)" out &&
|
|
! grep "$TREE_HASH" out
|
|
'
|
|
|
|
. "$TEST_DIRECTORY"/lib-httpd.sh
|
|
start_httpd
|
|
|
|
test_expect_success 'fetching of missing objects from an HTTP server' '
|
|
rm -rf repo &&
|
|
SERVER="$HTTPD_DOCUMENT_ROOT_PATH/server" &&
|
|
test_create_repo "$SERVER" &&
|
|
test_commit -C "$SERVER" foo &&
|
|
git -C "$SERVER" repack -a -d --write-bitmap-index &&
|
|
|
|
git clone $HTTPD_URL/smart/server repo &&
|
|
HASH=$(git -C repo rev-parse foo) &&
|
|
rm -rf repo/.git/objects/* &&
|
|
|
|
git -C repo config core.repositoryformatversion 1 &&
|
|
git -C repo config extensions.partialclone "origin" &&
|
|
git -C repo cat-file -p "$HASH" &&
|
|
|
|
# Ensure that the .promisor file is written, and check that its
|
|
# associated packfile contains the object
|
|
ls repo/.git/objects/pack/pack-*.promisor >promisorlist &&
|
|
test_line_count = 1 promisorlist &&
|
|
IDX=$(cat promisorlist | sed "s/promisor$/idx/") &&
|
|
git verify-pack --verbose "$IDX" | grep "$HASH"
|
|
'
|
|
|
|
test_done
|