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| -rwxr-xr-x | t/t5702-protocol-v2.sh | 1319 |
1 files changed, 1319 insertions, 0 deletions
diff --git a/t/t5702-protocol-v2.sh b/t/t5702-protocol-v2.sh new file mode 100755 index 0000000..3c0c604 --- /dev/null +++ b/t/t5702-protocol-v2.sh @@ -0,0 +1,1319 @@ +#!/bin/sh + +test_description='test git wire-protocol version 2' + +TEST_NO_CREATE_REPO=1 + +GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main +export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME + +. ./test-lib.sh + +# Test protocol v2 with 'git://' transport +# +. "$TEST_DIRECTORY"/lib-git-daemon.sh +start_git_daemon --export-all --enable=receive-pack +daemon_parent=$GIT_DAEMON_DOCUMENT_ROOT_PATH/parent + +test_expect_success 'create repo to be served by git-daemon' ' + git init "$daemon_parent" && + test_commit -C "$daemon_parent" one +' + +test_expect_success 'list refs with git:// using protocol v2' ' + test_when_finished "rm -f log" && + + GIT_TRACE_PACKET="$(pwd)/log" git -c protocol.version=2 \ + ls-remote --symref "$GIT_DAEMON_URL/parent" >actual && + + # Client requested to use protocol v2 + grep "ls-remote> .*\\\0\\\0version=2\\\0$" log && + # Server responded using protocol v2 + grep "ls-remote< version 2" log && + + git ls-remote --symref "$GIT_DAEMON_URL/parent" >expect && + test_cmp expect actual +' + +test_expect_success 'ref advertisement is filtered with ls-remote using protocol v2' ' + test_when_finished "rm -f log" && + + GIT_TRACE_PACKET="$(pwd)/log" git -c protocol.version=2 \ + ls-remote "$GIT_DAEMON_URL/parent" main >actual && + + cat >expect <<-EOF && + $(git -C "$daemon_parent" rev-parse refs/heads/main)$(printf "\t")refs/heads/main + EOF + + test_cmp expect actual +' + +test_expect_success 'clone with git:// using protocol v2' ' + test_when_finished "rm -f log" && + + GIT_TRACE_PACKET="$(pwd)/log" git -c protocol.version=2 \ + clone "$GIT_DAEMON_URL/parent" daemon_child && + + git -C daemon_child log -1 --format=%s >actual && + git -C "$daemon_parent" log -1 --format=%s >expect && + test_cmp expect actual && + + # Client requested to use protocol v2 + grep "clone> .*\\\0\\\0version=2\\\0$" log && + # Server responded using protocol v2 + grep "clone< version 2" log +' + +test_expect_success 'fetch with git:// using protocol v2' ' + test_when_finished "rm -f log" && + + test_commit -C "$daemon_parent" two && + + GIT_TRACE_PACKET="$(pwd)/log" git -C daemon_child -c protocol.version=2 \ + fetch && + + git -C daemon_child log -1 --format=%s origin/main >actual && + git -C "$daemon_parent" log -1 --format=%s >expect && + test_cmp expect actual && + + # Client requested to use protocol v2 + grep "fetch> .*\\\0\\\0version=2\\\0$" log && + # Server responded using protocol v2 + grep "fetch< version 2" log +' + +test_expect_success 'fetch by hash without tag following with protocol v2 does not list refs' ' + test_when_finished "rm -f log" && + + test_commit -C "$daemon_parent" two_a && + git -C "$daemon_parent" rev-parse two_a >two_a_hash && + + GIT_TRACE_PACKET="$(pwd)/log" git -C daemon_child -c protocol.version=2 \ + fetch --no-tags origin $(cat two_a_hash) && + + grep "fetch< version 2" log && + ! grep "fetch> command=ls-refs" log +' + +test_expect_success 'pull with git:// using protocol v2' ' + test_when_finished "rm -f log" && + + GIT_TRACE_PACKET="$(pwd)/log" git -C daemon_child -c protocol.version=2 \ + pull && + + git -C daemon_child log -1 --format=%s >actual && + git -C "$daemon_parent" log -1 --format=%s >expect && + test_cmp expect actual && + + # Client requested to use protocol v2 + grep "fetch> .*\\\0\\\0version=2\\\0$" log && + # Server responded using protocol v2 + grep "fetch< version 2" log +' + +test_expect_success 'push with git:// and a config of v2 does not request v2' ' + test_when_finished "rm -f log" && + + # Till v2 for push is designed, make sure that if a client has + # protocol.version configured to use v2, that the client instead falls + # back and uses v0. + + test_commit -C daemon_child three && + + # Push to another branch, as the target repository has the + # main branch checked out and we cannot push into it. + GIT_TRACE_PACKET="$(pwd)/log" git -C daemon_child -c protocol.version=2 \ + push origin HEAD:client_branch && + + git -C daemon_child log -1 --format=%s >actual && + git -C "$daemon_parent" log -1 --format=%s client_branch >expect && + test_cmp expect actual && + + # Client requested to use protocol v2 + ! grep "push> .*\\\0\\\0version=2\\\0$" log && + # Server responded using protocol v2 + ! grep "push< version 2" log +' + +stop_git_daemon + +# Test protocol v2 with 'file://' transport +# +test_expect_success 'create repo to be served by file:// transport' ' + git init file_parent && + test_commit -C file_parent one +' + +test_expect_success 'list refs with file:// using protocol v2' ' + test_when_finished "rm -f log" && + + GIT_TRACE_PACKET="$(pwd)/log" git -c protocol.version=2 \ + ls-remote --symref "file://$(pwd)/file_parent" >actual && + + # Server responded using protocol v2 + grep "ls-remote< version 2" log && + + git ls-remote --symref "file://$(pwd)/file_parent" >expect && + test_cmp expect actual +' + +test_expect_success 'ref advertisement is filtered with ls-remote using protocol v2' ' + test_when_finished "rm -f log" && + + GIT_TRACE_PACKET="$(pwd)/log" git -c protocol.version=2 \ + ls-remote "file://$(pwd)/file_parent" main >actual && + + cat >expect <<-EOF && + $(git -C file_parent rev-parse refs/heads/main)$(printf "\t")refs/heads/main + EOF + + test_cmp expect actual +' + +test_expect_success 'server-options are sent when using ls-remote' ' + test_when_finished "rm -f log" && + + GIT_TRACE_PACKET="$(pwd)/log" git -c protocol.version=2 \ + ls-remote -o hello -o world "file://$(pwd)/file_parent" main >actual && + + cat >expect <<-EOF && + $(git -C file_parent rev-parse refs/heads/main)$(printf "\t")refs/heads/main + EOF + + test_cmp expect actual && + grep "server-option=hello" log && + grep "server-option=world" log +' + +test_expect_success 'warn if using server-option with ls-remote with legacy protocol' ' + test_must_fail env GIT_TEST_PROTOCOL_VERSION=0 git -c protocol.version=0 \ + ls-remote -o hello -o world "file://$(pwd)/file_parent" main 2>err && + + test_grep "see protocol.version in" err && + test_grep "server options require protocol version 2 or later" err +' + +test_expect_success 'clone with file:// using protocol v2' ' + test_when_finished "rm -f log" && + + GIT_TRACE_PACKET="$(pwd)/log" git -c protocol.version=2 \ + clone "file://$(pwd)/file_parent" file_child && + + git -C file_child log -1 --format=%s >actual && + git -C file_parent log -1 --format=%s >expect && + test_cmp expect actual && + + # Server responded using protocol v2 + grep "clone< version 2" log && + + # Client sent ref-prefixes to filter the ref-advertisement + grep "ref-prefix HEAD" log && + grep "ref-prefix refs/heads/" log && + grep "ref-prefix refs/tags/" log +' + +test_expect_success 'clone of empty repo propagates name of default branch' ' + test_when_finished "rm -rf file_empty_parent file_empty_child" && + + GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME= \ + git -c init.defaultBranch=mydefaultbranch init file_empty_parent && + + GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME= \ + git -c init.defaultBranch=main -c protocol.version=2 \ + clone "file://$(pwd)/file_empty_parent" file_empty_child && + grep "refs/heads/mydefaultbranch" file_empty_child/.git/HEAD +' + +test_expect_success '...but not if explicitly forbidden by config' ' + test_when_finished "rm -rf file_empty_parent file_empty_child" && + + GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME= \ + git -c init.defaultBranch=mydefaultbranch init file_empty_parent && + test_config -C file_empty_parent lsrefs.unborn ignore && + + GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME= \ + git -c init.defaultBranch=main -c protocol.version=2 \ + clone "file://$(pwd)/file_empty_parent" file_empty_child && + ! grep "refs/heads/mydefaultbranch" file_empty_child/.git/HEAD +' + +test_expect_success 'bare clone propagates empty default branch' ' + test_when_finished "rm -rf file_empty_parent file_empty_child.git" && + + GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME= \ + git -c init.defaultBranch=mydefaultbranch init file_empty_parent && + + GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME= \ + git -c init.defaultBranch=main -c protocol.version=2 \ + clone --bare \ + "file://$(pwd)/file_empty_parent" file_empty_child.git && + grep "refs/heads/mydefaultbranch" file_empty_child.git/HEAD +' + +test_expect_success 'clone propagates unborn HEAD from non-empty repo' ' + test_when_finished "rm -rf file_unborn_parent file_unborn_child" && + + git init file_unborn_parent && + ( + cd file_unborn_parent && + git checkout -b branchwithstuff && + test_commit --no-tag stuff && + git symbolic-ref HEAD refs/heads/mydefaultbranch + ) && + + GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME= \ + git -c init.defaultBranch=main -c protocol.version=2 \ + clone "file://$(pwd)/file_unborn_parent" \ + file_unborn_child 2>stderr && + grep "refs/heads/mydefaultbranch" file_unborn_child/.git/HEAD && + grep "warning: remote HEAD refers to nonexistent ref" stderr +' + +test_expect_success 'clone propagates object-format from empty repo' ' + test_when_finished "rm -fr src256 dst256" && + + echo sha256 >expect && + git init --object-format=sha256 src256 && + git clone src256 dst256 && + git -C dst256 rev-parse --show-object-format >actual && + + test_cmp expect actual +' + +test_expect_success 'bare clone propagates unborn HEAD from non-empty repo' ' + test_when_finished "rm -rf file_unborn_parent file_unborn_child.git" && + + git init file_unborn_parent && + ( + cd file_unborn_parent && + git checkout -b branchwithstuff && + test_commit --no-tag stuff && + git symbolic-ref HEAD refs/heads/mydefaultbranch + ) && + + GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME= \ + git -c init.defaultBranch=main -c protocol.version=2 \ + clone --bare "file://$(pwd)/file_unborn_parent" \ + file_unborn_child.git 2>stderr && + grep "refs/heads/mydefaultbranch" file_unborn_child.git/HEAD && + ! grep "warning:" stderr +' + +test_expect_success 'defaulted HEAD uses remote branch if available' ' + test_when_finished "rm -rf file_unborn_parent file_unborn_child" && + + git init file_unborn_parent && + ( + cd file_unborn_parent && + git config lsrefs.unborn ignore && + git checkout -b branchwithstuff && + test_commit --no-tag stuff && + git symbolic-ref HEAD refs/heads/mydefaultbranch + ) && + + GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME= \ + git -c init.defaultBranch=branchwithstuff -c protocol.version=2 \ + clone "file://$(pwd)/file_unborn_parent" \ + file_unborn_child 2>stderr && + grep "refs/heads/branchwithstuff" file_unborn_child/.git/HEAD && + test_path_is_file file_unborn_child/stuff.t && + ! grep "warning:" stderr +' + +test_expect_success 'fetch with file:// using protocol v2' ' + test_when_finished "rm -f log" && + + test_commit -C file_parent two && + + GIT_TRACE_PACKET="$(pwd)/log" git -C file_child -c protocol.version=2 \ + fetch origin && + + git -C file_child log -1 --format=%s origin/main >actual && + git -C file_parent log -1 --format=%s >expect && + test_cmp expect actual && + + # Server responded using protocol v2 + grep "fetch< version 2" log +' + +test_expect_success 'ref advertisement is filtered during fetch using protocol v2' ' + test_when_finished "rm -f log" && + + test_commit -C file_parent three && + git -C file_parent branch unwanted-branch three && + + GIT_TRACE_PACKET="$(pwd)/log" git -C file_child -c protocol.version=2 \ + fetch origin main && + + git -C file_child log -1 --format=%s origin/main >actual && + git -C file_parent log -1 --format=%s >expect && + test_cmp expect actual && + + grep "refs/heads/main" log && + ! grep "refs/heads/unwanted-branch" log +' + +test_expect_success 'server-options are sent when fetching' ' + test_when_finished "rm -f log" && + + test_commit -C file_parent four && + + GIT_TRACE_PACKET="$(pwd)/log" git -C file_child -c protocol.version=2 \ + fetch -o hello -o world origin main && + + git -C file_child log -1 --format=%s origin/main >actual && + git -C file_parent log -1 --format=%s >expect && + test_cmp expect actual && + + grep "server-option=hello" log && + grep "server-option=world" log +' + +test_expect_success 'warn if using server-option with fetch with legacy protocol' ' + test_when_finished "rm -rf temp_child" && + + git init temp_child && + + test_must_fail env GIT_TEST_PROTOCOL_VERSION=0 git -C temp_child -c protocol.version=0 \ + fetch -o hello -o world "file://$(pwd)/file_parent" main 2>err && + + test_grep "see protocol.version in" err && + test_grep "server options require protocol version 2 or later" err +' + +test_expect_success 'server-options are sent when cloning' ' + test_when_finished "rm -rf log myclone" && + + GIT_TRACE_PACKET="$(pwd)/log" git -c protocol.version=2 \ + clone --server-option=hello --server-option=world \ + "file://$(pwd)/file_parent" myclone && + + grep "server-option=hello" log && + grep "server-option=world" log +' + +test_expect_success 'warn if using server-option with clone with legacy protocol' ' + test_when_finished "rm -rf myclone" && + + test_must_fail env GIT_TEST_PROTOCOL_VERSION=0 git -c protocol.version=0 \ + clone --server-option=hello --server-option=world \ + "file://$(pwd)/file_parent" myclone 2>err && + + test_grep "see protocol.version in" err && + test_grep "server options require protocol version 2 or later" err +' + +test_expect_success 'upload-pack respects config using protocol v2' ' + git init server && + write_script server/.git/hook <<-\EOF && + touch hookout + "$@" + EOF + test_commit -C server one && + + test_config_global uploadpack.packobjectshook ./hook && + test_path_is_missing server/.git/hookout && + git -c protocol.version=2 clone "file://$(pwd)/server" client && + test_path_is_file server/.git/hookout +' + +test_expect_success 'setup filter tests' ' + rm -rf server client && + git init server && + + # 1 commit to create a file, and 1 commit to modify it + test_commit -C server message1 a.txt && + test_commit -C server message2 a.txt && + git -C server config protocol.version 2 && + git -C server config uploadpack.allowfilter 1 && + git -C server config uploadpack.allowanysha1inwant 1 && + git -C server config protocol.version 2 +' + +test_expect_success 'partial clone' ' + GIT_TRACE_PACKET="$(pwd)/trace" git -c protocol.version=2 \ + clone --filter=blob:none "file://$(pwd)/server" client && + grep "version 2" trace && + + # Ensure that the old version of the file is missing + git -C client rev-list --quiet --objects --missing=print main \ + >observed.oids && + grep "$(git -C server rev-parse message1:a.txt)" observed.oids && + + # Ensure that client passes fsck + git -C client fsck +' + +test_expect_success 'dynamically fetch missing object' ' + rm "$(pwd)/trace" && + GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \ + cat-file -p $(git -C server rev-parse message1:a.txt) && + grep "version 2" trace +' + +test_expect_success 'when dynamically fetching missing object, do not list refs' ' + ! grep "git> command=ls-refs" trace +' + +test_expect_success 'partial fetch' ' + rm -rf client "$(pwd)/trace" && + git init client && + SERVER="file://$(pwd)/server" && + + GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \ + fetch --filter=blob:none "$SERVER" main:refs/heads/other && + grep "version 2" trace && + + # Ensure that the old version of the file is missing + git -C client rev-list --quiet --objects --missing=print other \ + >observed.oids && + grep "$(git -C server rev-parse message1:a.txt)" observed.oids && + + # Ensure that client passes fsck + git -C client fsck +' + +test_expect_success 'do not advertise filter if not configured to do so' ' + SERVER="file://$(pwd)/server" && + + rm "$(pwd)/trace" && + git -C server config uploadpack.allowfilter 1 && + GIT_TRACE_PACKET="$(pwd)/trace" git -c protocol.version=2 \ + ls-remote "$SERVER" && + grep "fetch=.*filter" trace && + + rm "$(pwd)/trace" && + git -C server config uploadpack.allowfilter 0 && + GIT_TRACE_PACKET="$(pwd)/trace" git -c protocol.version=2 \ + ls-remote "$SERVER" && + grep "fetch=" trace >fetch_capabilities && + ! grep filter fetch_capabilities +' + +test_expect_success 'partial clone warns if filter is not advertised' ' + rm -rf client && + git -C server config uploadpack.allowfilter 0 && + git -c protocol.version=2 \ + clone --filter=blob:none "file://$(pwd)/server" client 2>err && + test_grep "filtering not recognized by server, ignoring" err +' + +test_expect_success 'even with handcrafted request, filter does not work if not advertised' ' + git -C server config uploadpack.allowfilter 0 && + + # Custom request that tries to filter even though it is not advertised. + test-tool pkt-line pack >in <<-EOF && + command=fetch + object-format=$(test_oid algo) + 0001 + want $(git -C server rev-parse main) + filter blob:none + 0000 + EOF + + test_must_fail test-tool -C server serve-v2 --stateless-rpc \ + <in >/dev/null 2>err && + grep "unexpected line: .filter blob:none." err && + + # Exercise to ensure that if advertised, filter works + git -C server config uploadpack.allowfilter 1 && + test-tool -C server serve-v2 --stateless-rpc <in >/dev/null +' + +test_expect_success 'default refspec is used to filter ref when fetchcing' ' + test_when_finished "rm -f log" && + + GIT_TRACE_PACKET="$(pwd)/log" git -C file_child -c protocol.version=2 \ + fetch origin && + + git -C file_child log -1 --format=%s three >actual && + git -C file_parent log -1 --format=%s three >expect && + test_cmp expect actual && + + grep "ref-prefix refs/heads/" log && + grep "ref-prefix refs/tags/" log +' + +test_expect_success 'fetch supports various ways of have lines' ' + rm -rf server client trace && + git init server && + test_commit -C server dwim && + TREE=$(git -C server rev-parse HEAD^{tree}) && + git -C server tag exact \ + $(git -C server commit-tree -m a "$TREE") && + git -C server tag dwim-unwanted \ + $(git -C server commit-tree -m b "$TREE") && + git -C server tag exact-unwanted \ + $(git -C server commit-tree -m c "$TREE") && + git -C server tag prefix1 \ + $(git -C server commit-tree -m d "$TREE") && + git -C server tag prefix2 \ + $(git -C server commit-tree -m e "$TREE") && + git -C server tag fetch-by-sha1 \ + $(git -C server commit-tree -m f "$TREE") && + git -C server tag completely-unrelated \ + $(git -C server commit-tree -m g "$TREE") && + + git init client && + GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \ + fetch "file://$(pwd)/server" \ + dwim \ + refs/tags/exact \ + refs/tags/prefix*:refs/tags/prefix* \ + "$(git -C server rev-parse fetch-by-sha1)" && + + # Ensure that the appropriate prefixes are sent (using a sample) + grep "fetch> ref-prefix dwim" trace && + grep "fetch> ref-prefix refs/heads/dwim" trace && + grep "fetch> ref-prefix refs/tags/prefix" trace && + + # Ensure that the correct objects are returned + git -C client cat-file -e $(git -C server rev-parse dwim) && + git -C client cat-file -e $(git -C server rev-parse exact) && + git -C client cat-file -e $(git -C server rev-parse prefix1) && + git -C client cat-file -e $(git -C server rev-parse prefix2) && + git -C client cat-file -e $(git -C server rev-parse fetch-by-sha1) && + test_must_fail git -C client cat-file -e \ + $(git -C server rev-parse dwim-unwanted) && + test_must_fail git -C client cat-file -e \ + $(git -C server rev-parse exact-unwanted) && + test_must_fail git -C client cat-file -e \ + $(git -C server rev-parse completely-unrelated) +' + +test_expect_success 'fetch supports include-tag and tag following' ' + rm -rf server client trace && + git init server && + + test_commit -C server to_fetch && + git -C server tag -a annotated_tag -m message && + + git init client && + GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \ + fetch "$(pwd)/server" to_fetch:to_fetch && + + grep "fetch> ref-prefix to_fetch" trace && + grep "fetch> ref-prefix refs/tags/" trace && + grep "fetch> include-tag" trace && + + git -C client cat-file -e $(git -C client rev-parse annotated_tag) +' + +test_expect_success 'upload-pack respects client shallows' ' + rm -rf server client trace && + + git init server && + test_commit -C server base && + test_commit -C server client_has && + + git clone --depth=1 "file://$(pwd)/server" client && + + # Add extra commits to the client so that the whole fetch takes more + # than 1 request (due to negotiation) + test_commit_bulk -C client --id=c 32 && + + git -C server checkout -b newbranch base && + test_commit -C server client_wants && + + GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \ + fetch origin newbranch && + # Ensure that protocol v2 is used + grep "fetch< version 2" trace +' + +test_expect_success 'ensure that multiple fetches in same process from a shallow repo works' ' + rm -rf server client trace && + + test_create_repo server && + test_commit -C server one && + test_commit -C server two && + test_commit -C server three && + git clone --shallow-exclude two "file://$(pwd)/server" client && + + git -C server tag -a -m "an annotated tag" twotag two && + + # Triggers tag following (thus, 2 fetches in one process) + GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \ + fetch --shallow-exclude one origin && + # Ensure that protocol v2 is used + grep "fetch< version 2" trace +' + +test_expect_success 'deepen-relative' ' + rm -rf server client trace && + + test_create_repo server && + test_commit -C server one && + test_commit -C server two && + test_commit -C server three && + git clone --depth 1 "file://$(pwd)/server" client && + test_commit -C server four && + + # Sanity check that only "three" is downloaded + git -C client log --pretty=tformat:%s main >actual && + echo three >expected && + test_cmp expected actual && + + GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \ + fetch --deepen=1 origin && + # Ensure that protocol v2 is used + grep "fetch< version 2" trace && + + git -C client log --pretty=tformat:%s origin/main >actual && + cat >expected <<-\EOF && + four + three + two + EOF + test_cmp expected actual +' + +setup_negotiate_only () { + SERVER="$1" + URI="$2" + + rm -rf "$SERVER" client + + git init "$SERVER" + test_commit -C "$SERVER" one + test_commit -C "$SERVER" two + + git clone "$URI" client + test_commit -C client three +} + +test_expect_success 'usage: --negotiate-only without --negotiation-tip' ' + SERVER="server" && + URI="file://$(pwd)/server" && + + setup_negotiate_only "$SERVER" "$URI" && + + cat >err.expect <<-\EOF && + fatal: --negotiate-only needs one or more --negotiation-tip=* + EOF + + test_must_fail git -c protocol.version=2 -C client fetch \ + --negotiate-only \ + origin 2>err.actual && + test_cmp err.expect err.actual +' + +test_expect_success 'usage: --negotiate-only with --recurse-submodules' ' + cat >err.expect <<-\EOF && + fatal: options '\''--negotiate-only'\'' and '\''--recurse-submodules'\'' cannot be used together + EOF + + test_must_fail git -c protocol.version=2 -C client fetch \ + --negotiate-only \ + --recurse-submodules \ + origin 2>err.actual && + test_cmp err.expect err.actual +' + +test_expect_success 'file:// --negotiate-only' ' + SERVER="server" && + URI="file://$(pwd)/server" && + + setup_negotiate_only "$SERVER" "$URI" && + + git -c protocol.version=2 -C client fetch \ + --no-tags \ + --negotiate-only \ + --negotiation-tip=$(git -C client rev-parse HEAD) \ + origin >out && + COMMON=$(git -C "$SERVER" rev-parse two) && + grep "$COMMON" out +' + +test_expect_success 'file:// --negotiate-only with protocol v0' ' + SERVER="server" && + URI="file://$(pwd)/server" && + + setup_negotiate_only "$SERVER" "$URI" && + + test_must_fail git -c protocol.version=0 -C client fetch \ + --no-tags \ + --negotiate-only \ + --negotiation-tip=$(git -C client rev-parse HEAD) \ + origin 2>err && + test_grep "negotiate-only requires protocol v2" err +' + +test_expect_success 'push with custom path does not request v2' ' + rm -f env.trace && + git -C client push \ + --receive-pack="env >../env.trace; git-receive-pack" \ + origin HEAD:refs/heads/custom-push-test && + test_path_is_file env.trace && + ! grep ^GIT_PROTOCOL env.trace +' + +test_expect_success 'fetch with custom path does request v2' ' + rm -f env.trace && + git -C client fetch \ + --upload-pack="env >../env.trace; git-upload-pack" \ + origin HEAD && + grep ^GIT_PROTOCOL=version=2 env.trace +' + +test_expect_success 'archive with custom path does not request v2' ' + rm -f env.trace && + git -C client archive \ + --exec="env >../env.trace; git-upload-archive" \ + --remote=origin \ + HEAD >/dev/null && + test_path_is_file env.trace && + ! grep ^GIT_PROTOCOL env.trace +' + +# Test protocol v2 with 'http://' transport +# +. "$TEST_DIRECTORY"/lib-httpd.sh +start_httpd + +test_expect_success 'create repo to be served by http:// transport' ' + git init "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" && + git -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" config http.receivepack true && + test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" one +' + +test_expect_success 'clone with http:// using protocol v2' ' + test_when_finished "rm -f log" && + + GIT_TRACE_PACKET="$(pwd)/log" GIT_TRACE_CURL="$(pwd)/log" git -c protocol.version=2 \ + clone "$HTTPD_URL/smart/http_parent" http_child && + + git -C http_child log -1 --format=%s >actual && + git -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" log -1 --format=%s >expect && + test_cmp expect actual && + + # Client requested to use protocol v2 + grep "Git-Protocol: version=2" log && + # Server responded using protocol v2 + grep "git< version 2" log && + # Verify that the chunked encoding sending codepath is NOT exercised + ! grep "Send header: Transfer-Encoding: chunked" log +' + +test_expect_success 'clone repository with http:// using protocol v2 with incomplete pktline length' ' + test_when_finished "rm -f log" && + + git init "$HTTPD_DOCUMENT_ROOT_PATH/incomplete_length" && + test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/incomplete_length" file && + + test_must_fail env GIT_TRACE_PACKET="$(pwd)/log" GIT_TRACE_CURL="$(pwd)/log" git -c protocol.version=2 \ + clone "$HTTPD_URL/smart/incomplete_length" incomplete_length_child 2>err && + + # Client requested to use protocol v2 + grep "Git-Protocol: version=2" log && + # Server responded using protocol v2 + grep "git< version 2" log && + # Client reported appropriate failure + test_grep "bytes of length header were received" err +' + +test_expect_success 'clone repository with http:// using protocol v2 with incomplete pktline body' ' + test_when_finished "rm -f log" && + + git init "$HTTPD_DOCUMENT_ROOT_PATH/incomplete_body" && + test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/incomplete_body" file && + + test_must_fail env GIT_TRACE_PACKET="$(pwd)/log" GIT_TRACE_CURL="$(pwd)/log" git -c protocol.version=2 \ + clone "$HTTPD_URL/smart/incomplete_body" incomplete_body_child 2>err && + + # Client requested to use protocol v2 + grep "Git-Protocol: version=2" log && + # Server responded using protocol v2 + grep "git< version 2" log && + # Client reported appropriate failure + test_grep "bytes of body are still expected" err +' + +test_expect_success 'clone with http:// using protocol v2 and invalid parameters' ' + test_when_finished "rm -f log" && + + test_must_fail env GIT_TRACE_PACKET="$(pwd)/log" GIT_TRACE_CURL="$(pwd)/log" \ + git -c protocol.version=2 \ + clone --shallow-since=20151012 "$HTTPD_URL/smart/http_parent" http_child_invalid && + + # Client requested to use protocol v2 + grep "Git-Protocol: version=2" log && + # Server responded using protocol v2 + grep "git< version 2" log +' + +test_expect_success 'clone big repository with http:// using protocol v2' ' + test_when_finished "rm -f log" && + + git init "$HTTPD_DOCUMENT_ROOT_PATH/big" && + # Ensure that the list of wants is greater than http.postbuffer below + for i in $(test_seq 1 1500) + do + # do not use here-doc, because it requires a process + # per loop iteration + echo "commit refs/heads/too-many-refs-$i" && + echo "committer git <git@example.com> $i +0000" && + echo "data 0" && + echo "M 644 inline bla.txt" && + echo "data 4" && + echo "bla" || return 1 + done | git -C "$HTTPD_DOCUMENT_ROOT_PATH/big" fast-import && + + GIT_TRACE_PACKET="$(pwd)/log" GIT_TRACE_CURL="$(pwd)/log" git \ + -c protocol.version=2 -c http.postbuffer=65536 \ + clone "$HTTPD_URL/smart/big" big_child && + + # Client requested to use protocol v2 + grep "Git-Protocol: version=2" log && + # Server responded using protocol v2 + grep "git< version 2" log && + # Verify that the chunked encoding sending codepath is exercised + grep "Send header: Transfer-Encoding: chunked" log +' + +test_expect_success 'fetch with http:// using protocol v2' ' + test_when_finished "rm -f log" && + + test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" two && + + GIT_TRACE_PACKET="$(pwd)/log" git -C http_child -c protocol.version=2 \ + fetch && + + git -C http_child log -1 --format=%s origin/main >actual && + git -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" log -1 --format=%s >expect && + test_cmp expect actual && + + # Server responded using protocol v2 + grep "git< version 2" log +' + +test_expect_success 'fetch with http:// by hash without tag following with protocol v2 does not list refs' ' + test_when_finished "rm -f log" && + + test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" two_a && + git -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" rev-parse two_a >two_a_hash && + + GIT_TRACE_PACKET="$(pwd)/log" git -C http_child -c protocol.version=2 \ + fetch --no-tags origin $(cat two_a_hash) && + + grep "fetch< version 2" log && + ! grep "fetch> command=ls-refs" log +' + +test_expect_success 'fetch from namespaced repo respects namespaces' ' + test_when_finished "rm -f log" && + + git init "$HTTPD_DOCUMENT_ROOT_PATH/nsrepo" && + test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/nsrepo" one && + test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/nsrepo" two && + git -C "$HTTPD_DOCUMENT_ROOT_PATH/nsrepo" \ + update-ref refs/namespaces/ns/refs/heads/main one && + + GIT_TRACE_PACKET="$(pwd)/log" git -C http_child -c protocol.version=2 \ + fetch "$HTTPD_URL/smart_namespace/nsrepo" \ + refs/heads/main:refs/heads/theirs && + + # Server responded using protocol v2 + grep "fetch< version 2" log && + + git -C "$HTTPD_DOCUMENT_ROOT_PATH/nsrepo" rev-parse one >expect && + git -C http_child rev-parse theirs >actual && + test_cmp expect actual +' + +test_expect_success 'ls-remote with v2 http sends only one POST' ' + test_when_finished "rm -f log" && + + git ls-remote "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" >expect && + GIT_TRACE_CURL="$(pwd)/log" git -c protocol.version=2 \ + ls-remote "$HTTPD_URL/smart/http_parent" >actual && + test_cmp expect actual && + + grep "Send header: POST" log >posts && + test_line_count = 1 posts +' + +test_expect_success 'push with http:// and a config of v2 does not request v2' ' + test_when_finished "rm -f log" && + # Till v2 for push is designed, make sure that if a client has + # protocol.version configured to use v2, that the client instead falls + # back and uses v0. + + test_commit -C http_child three && + + # Push to another branch, as the target repository has the + # main branch checked out and we cannot push into it. + GIT_TRACE_PACKET="$(pwd)/log" git -C http_child -c protocol.version=2 \ + push origin HEAD:client_branch && + + git -C http_child log -1 --format=%s >actual && + git -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" log -1 --format=%s client_branch >expect && + test_cmp expect actual && + + # Client did not request to use protocol v2 + ! grep "Git-Protocol: version=2" log && + # Server did not respond using protocol v2 + ! grep "git< version 2" log +' + +test_expect_success 'when server sends "ready", expect DELIM' ' + rm -rf "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" http_child && + + git init "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" && + test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" one && + + git clone "$HTTPD_URL/smart/http_parent" http_child && + + test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" two && + + # After "ready" in the acknowledgments section, pretend that a FLUSH + # (0000) was sent instead of a DELIM (0001). + printf "\$ready = 1 if /ready/; \$ready && s/0001/0000/" \ + >"$HTTPD_ROOT_PATH/one-time-perl" && + + test_must_fail git -C http_child -c protocol.version=2 \ + fetch "$HTTPD_URL/one_time_perl/http_parent" 2> err && + test_grep "expected packfile to be sent after .ready." err +' + +test_expect_success 'when server does not send "ready", expect FLUSH' ' + rm -rf "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" http_child log && + + git init "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" && + test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" one && + + git clone "$HTTPD_URL/smart/http_parent" http_child && + + test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" two && + + # Create many commits to extend the negotiation phase across multiple + # requests, so that the server does not send "ready" in the first + # request. + test_commit_bulk -C http_child --id=c 32 && + + # After the acknowledgments section, pretend that a DELIM + # (0001) was sent instead of a FLUSH (0000). + printf "\$ack = 1 if /acknowledgments/; \$ack && s/0000/0001/" \ + >"$HTTPD_ROOT_PATH/one-time-perl" && + + test_must_fail env GIT_TRACE_PACKET="$(pwd)/log" git -C http_child \ + -c protocol.version=2 \ + fetch "$HTTPD_URL/one_time_perl/http_parent" 2> err && + grep "fetch< .*acknowledgments" log && + ! grep "fetch< .*ready" log && + test_grep "expected no other sections to be sent after no .ready." err +' + +configure_exclusion () { + git -C "$1" hash-object "$2" >objh && + git -C "$1" pack-objects "$HTTPD_DOCUMENT_ROOT_PATH/mypack" <objh >packh && + git -C "$1" config --add \ + "uploadpack.blobpackfileuri" \ + "$(cat objh) $(cat packh) $HTTPD_URL/dumb/mypack-$(cat packh).pack" && + cat objh +} + +test_expect_success 'part of packfile response provided as URI' ' + P="$HTTPD_DOCUMENT_ROOT_PATH/http_parent" && + rm -rf "$P" http_child log && + + git init "$P" && + git -C "$P" config "uploadpack.allowsidebandall" "true" && + + echo my-blob >"$P/my-blob" && + git -C "$P" add my-blob && + echo other-blob >"$P/other-blob" && + git -C "$P" add other-blob && + git -C "$P" commit -m x && + + configure_exclusion "$P" my-blob >h && + configure_exclusion "$P" other-blob >h2 && + + GIT_TRACE=1 GIT_TRACE_PACKET="$(pwd)/log" GIT_TEST_SIDEBAND_ALL=1 \ + git -c protocol.version=2 \ + -c fetch.uriprotocols=http,https \ + clone "$HTTPD_URL/smart/http_parent" http_child && + + # Ensure that my-blob and other-blob are in separate packfiles. + for idx in http_child/.git/objects/pack/*.idx + do + git verify-pack --object-format=$(test_oid algo) --verbose $idx >out && + { + grep -E "^[0-9a-f]{16,} " out || : + } >out.objectlist && + if test_line_count = 1 out.objectlist + then + if grep $(cat h) out + then + >hfound + fi && + if grep $(cat h2) out + then + >h2found + fi + fi || return 1 + done && + test -f hfound && + test -f h2found && + + # Ensure that there are exactly 3 packfiles with associated .idx + ls http_child/.git/objects/pack/*.pack \ + http_child/.git/objects/pack/*.idx >filelist && + test_line_count = 6 filelist +' + +test_expect_success 'packfile URIs with fetch instead of clone' ' + P="$HTTPD_DOCUMENT_ROOT_PATH/http_parent" && + rm -rf "$P" http_child log && + + git init "$P" && + git -C "$P" config "uploadpack.allowsidebandall" "true" && + + echo my-blob >"$P/my-blob" && + git -C "$P" add my-blob && + git -C "$P" commit -m x && + + configure_exclusion "$P" my-blob >h && + + git init http_child && + + GIT_TEST_SIDEBAND_ALL=1 \ + git -C http_child -c protocol.version=2 \ + -c fetch.uriprotocols=http,https \ + fetch "$HTTPD_URL/smart/http_parent" +' + +test_expect_success 'fetching with valid packfile URI but invalid hash fails' ' + P="$HTTPD_DOCUMENT_ROOT_PATH/http_parent" && + rm -rf "$P" http_child log && + + git init "$P" && + git -C "$P" config "uploadpack.allowsidebandall" "true" && + + echo my-blob >"$P/my-blob" && + git -C "$P" add my-blob && + echo other-blob >"$P/other-blob" && + git -C "$P" add other-blob && + git -C "$P" commit -m x && + + configure_exclusion "$P" my-blob >h && + # Configure a URL for other-blob. Just reuse the hash of the object as + # the hash of the packfile, since the hash does not matter for this + # test as long as it is not the hash of the pack, and it is of the + # expected length. + git -C "$P" hash-object other-blob >objh && + git -C "$P" pack-objects "$HTTPD_DOCUMENT_ROOT_PATH/mypack" <objh >packh && + git -C "$P" config --add \ + "uploadpack.blobpackfileuri" \ + "$(cat objh) $(cat objh) $HTTPD_URL/dumb/mypack-$(cat packh).pack" && + + test_must_fail env GIT_TEST_SIDEBAND_ALL=1 \ + git -c protocol.version=2 \ + -c fetch.uriprotocols=http,https \ + clone "$HTTPD_URL/smart/http_parent" http_child 2>err && + test_grep "pack downloaded from.*does not match expected hash" err +' + +test_expect_success 'packfile-uri with transfer.fsckobjects' ' + P="$HTTPD_DOCUMENT_ROOT_PATH/http_parent" && + rm -rf "$P" http_child log && + + git init "$P" && + git -C "$P" config "uploadpack.allowsidebandall" "true" && + + echo my-blob >"$P/my-blob" && + git -C "$P" add my-blob && + git -C "$P" commit -m x && + + configure_exclusion "$P" my-blob >h && + + sane_unset GIT_TEST_SIDEBAND_ALL && + git -c protocol.version=2 -c transfer.fsckobjects=1 \ + -c fetch.uriprotocols=http,https \ + clone "$HTTPD_URL/smart/http_parent" http_child && + + # Ensure that there are exactly 2 packfiles with associated .idx + ls http_child/.git/objects/pack/*.pack \ + http_child/.git/objects/pack/*.idx >filelist && + test_line_count = 4 filelist +' + +test_expect_success 'packfile-uri with transfer.fsckobjects fails on bad object' ' + P="$HTTPD_DOCUMENT_ROOT_PATH/http_parent" && + rm -rf "$P" http_child log && + + git init "$P" && + git -C "$P" config "uploadpack.allowsidebandall" "true" && + + cat >bogus-commit <<-EOF && + tree $EMPTY_TREE + author Bugs Bunny 1234567890 +0000 + committer Bugs Bunny <bugs@bun.ni> 1234567890 +0000 + + This commit object intentionally broken + EOF + BOGUS=$(git -C "$P" hash-object -t commit -w --stdin --literally <bogus-commit) && + git -C "$P" branch bogus-branch "$BOGUS" && + + echo my-blob >"$P/my-blob" && + git -C "$P" add my-blob && + git -C "$P" commit -m x && + + configure_exclusion "$P" my-blob >h && + + sane_unset GIT_TEST_SIDEBAND_ALL && + test_must_fail git -c protocol.version=2 -c transfer.fsckobjects=1 \ + -c fetch.uriprotocols=http,https \ + clone "$HTTPD_URL/smart/http_parent" http_child 2>error && + test_grep "invalid author/committer line - missing email" error +' + +test_expect_success 'packfile-uri with transfer.fsckobjects succeeds when .gitmodules is separate from tree' ' + P="$HTTPD_DOCUMENT_ROOT_PATH/http_parent" && + rm -rf "$P" http_child && + + git init "$P" && + git -C "$P" config "uploadpack.allowsidebandall" "true" && + + echo "[submodule libfoo]" >"$P/.gitmodules" && + echo "path = include/foo" >>"$P/.gitmodules" && + echo "url = git://example.com/git/lib.git" >>"$P/.gitmodules" && + git -C "$P" add .gitmodules && + git -C "$P" commit -m x && + + configure_exclusion "$P" .gitmodules >h && + + sane_unset GIT_TEST_SIDEBAND_ALL && + git -c protocol.version=2 -c transfer.fsckobjects=1 \ + -c fetch.uriprotocols=http,https \ + clone "$HTTPD_URL/smart/http_parent" http_child && + + # Ensure that there are exactly 2 packfiles with associated .idx + ls http_child/.git/objects/pack/*.pack \ + http_child/.git/objects/pack/*.idx >filelist && + test_line_count = 4 filelist +' + +test_expect_success 'packfile-uri with transfer.fsckobjects fails when .gitmodules separate from tree is invalid' ' + P="$HTTPD_DOCUMENT_ROOT_PATH/http_parent" && + rm -rf "$P" http_child err && + + git init "$P" && + git -C "$P" config "uploadpack.allowsidebandall" "true" && + + echo "[submodule \"..\"]" >"$P/.gitmodules" && + echo "path = include/foo" >>"$P/.gitmodules" && + echo "url = git://example.com/git/lib.git" >>"$P/.gitmodules" && + git -C "$P" add .gitmodules && + git -C "$P" commit -m x && + + configure_exclusion "$P" .gitmodules >h && + + sane_unset GIT_TEST_SIDEBAND_ALL && + test_must_fail git -c protocol.version=2 -c transfer.fsckobjects=1 \ + -c fetch.uriprotocols=http,https \ + clone "$HTTPD_URL/smart/http_parent" http_child 2>err && + test_grep "disallowed submodule name" err +' + +test_expect_success 'packfile-uri path redacted in trace' ' + P="$HTTPD_DOCUMENT_ROOT_PATH/http_parent" && + rm -rf "$P" http_child log && + + git init "$P" && + git -C "$P" config "uploadpack.allowsidebandall" "true" && + + echo my-blob >"$P/my-blob" && + git -C "$P" add my-blob && + git -C "$P" commit -m x && + + git -C "$P" hash-object my-blob >objh && + git -C "$P" pack-objects "$HTTPD_DOCUMENT_ROOT_PATH/mypack" <objh >packh && + git -C "$P" config --add \ + "uploadpack.blobpackfileuri" \ + "$(cat objh) $(cat packh) $HTTPD_URL/dumb/mypack-$(cat packh).pack" && + + GIT_TRACE_PACKET="$(pwd)/log" \ + git -c protocol.version=2 \ + -c fetch.uriprotocols=http,https \ + clone "$HTTPD_URL/smart/http_parent" http_child && + + grep -F "clone< \\1$(cat packh) $HTTPD_URL/<redacted>" log +' + +test_expect_success 'packfile-uri path not redacted in trace when GIT_TRACE_REDACT=0' ' + P="$HTTPD_DOCUMENT_ROOT_PATH/http_parent" && + rm -rf "$P" http_child log && + + git init "$P" && + git -C "$P" config "uploadpack.allowsidebandall" "true" && + + echo my-blob >"$P/my-blob" && + git -C "$P" add my-blob && + git -C "$P" commit -m x && + + git -C "$P" hash-object my-blob >objh && + git -C "$P" pack-objects "$HTTPD_DOCUMENT_ROOT_PATH/mypack" <objh >packh && + git -C "$P" config --add \ + "uploadpack.blobpackfileuri" \ + "$(cat objh) $(cat packh) $HTTPD_URL/dumb/mypack-$(cat packh).pack" && + + GIT_TRACE_PACKET="$(pwd)/log" \ + GIT_TRACE_REDACT=0 \ + git -c protocol.version=2 \ + -c fetch.uriprotocols=http,https \ + clone "$HTTPD_URL/smart/http_parent" http_child && + + grep -F "clone< \\1$(cat packh) $HTTPD_URL/dumb/mypack-$(cat packh).pack" log +' + +test_expect_success 'http:// --negotiate-only' ' + SERVER="$HTTPD_DOCUMENT_ROOT_PATH/server" && + URI="$HTTPD_URL/smart/server" && + + setup_negotiate_only "$SERVER" "$URI" && + + git -c protocol.version=2 -C client fetch \ + --no-tags \ + --negotiate-only \ + --negotiation-tip=$(git -C client rev-parse HEAD) \ + origin >out && + COMMON=$(git -C "$SERVER" rev-parse two) && + grep "$COMMON" out +' + +test_expect_success 'http:// --negotiate-only without wait-for-done support' ' + SERVER="server" && + URI="$HTTPD_URL/one_time_perl/server" && + + setup_negotiate_only "$SERVER" "$URI" && + + echo "s/ wait-for-done/ xxxx-xxx-xxxx/" \ + >"$HTTPD_ROOT_PATH/one-time-perl" && + + test_must_fail git -c protocol.version=2 -C client fetch \ + --no-tags \ + --negotiate-only \ + --negotiation-tip=$(git -C client rev-parse HEAD) \ + origin 2>err && + test_grep "server does not support wait-for-done" err +' + +test_expect_success 'http:// --negotiate-only with protocol v0' ' + SERVER="$HTTPD_DOCUMENT_ROOT_PATH/server" && + URI="$HTTPD_URL/smart/server" && + + setup_negotiate_only "$SERVER" "$URI" && + + test_must_fail git -c protocol.version=0 -C client fetch \ + --no-tags \ + --negotiate-only \ + --negotiation-tip=$(git -C client rev-parse HEAD) \ + origin 2>err && + test_grep "negotiate-only requires protocol v2" err +' + +# DO NOT add non-httpd-specific tests here, because the last part of this +# test script is only executed when httpd is available and enabled. + +test_done |