git/t/t5702-protocol-v2.sh

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#!/bin/sh
test_description='test git wire-protocol version 2'
TEST_NO_CREATE_REPO=1
. ./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 "git> .*\\\0\\\0version=2\\\0$" log &&
# Server responded using protocol v2
grep "git< version 2" log &&
git ls-remote --symref "$GIT_DAEMON_URL/parent" >expect &&
test_cmp actual expect
'
test_expect_success 'ref advertisment 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" master >actual &&
cat >expect <<-EOF &&
$(git -C "$daemon_parent" rev-parse refs/heads/master)$(printf "\t")refs/heads/master
EOF
test_cmp actual expect
'
test_expect_success 'clone with git:// using protocol v2' '
test_when_finished "rm -f log" &&
GIT_TRACE_PACKET="$(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="$(pwd)/log" git -C daemon_child -c protocol.version=2 \
fetch &&
git -C daemon_child log -1 --format=%s origin/master >actual &&
git -C "$daemon_parent" log -1 --format=%s >expect &&
test_cmp expect actual &&
# Client requested to use protocol v2
grep "fetch> .*\\\0\\\0version=2\\\0$" log &&
# Server responded using protocol v2
grep "fetch< version 2" log
'
test_expect_success 'pull with git:// using protocol v2' '
test_when_finished "rm -f log" &&
GIT_TRACE_PACKET="$(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
# master 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://$(pwd)/file_parent" >actual &&
# Server responded using protocol v2
grep "git< version 2" log &&
git ls-remote --symref "file://$(pwd)/file_parent" >expect &&
test_cmp actual expect
'
test_expect_success 'ref advertisment 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" master >actual &&
cat >expect <<-EOF &&
$(git -C file_parent rev-parse refs/heads/master)$(printf "\t")refs/heads/master
EOF
test_cmp actual expect
'
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" master >actual &&
cat >expect <<-EOF &&
$(git -C file_parent rev-parse refs/heads/master)$(printf "\t")refs/heads/master
EOF
test_cmp actual expect &&
grep "server-option=hello" log &&
grep "server-option=world" log
'
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
'
test_expect_success 'fetch with file:// using protocol v2' '
test_when_finished "rm -f log" &&
test_commit -C file_parent two &&
GIT_TRACE_PACKET="$(pwd)/log" git -C file_child -c protocol.version=2 \
fetch origin &&
git -C file_child log -1 --format=%s origin/master >actual &&
git -C file_parent log -1 --format=%s >expect &&
test_cmp expect actual &&
# Server responded using protocol v2
grep "fetch< version 2" log
'
test_expect_success 'ref advertisment is filtered during fetch using protocol v2' '
test_when_finished "rm -f log" &&
test_commit -C file_parent three &&
GIT_TRACE_PACKET="$(pwd)/log" git -C file_child -c protocol.version=2 \
fetch origin master &&
git -C file_child log -1 --format=%s origin/master >actual &&
git -C file_parent log -1 --format=%s >expect &&
test_cmp expect actual &&
! grep "refs/tags/one" log &&
! grep "refs/tags/two" log &&
! grep "refs/tags/three" 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="$(pwd)/log" git -C file_child -c protocol.version=2 \
fetch -o hello -o world origin master &&
git -C file_child log -1 --format=%s origin/master >actual &&
git -C file_parent log -1 --format=%s >expect &&
test_cmp expect actual &&
grep "server-option=hello" log &&
grep "server-option=world" log
'
test_expect_success 'upload-pack respects config using protocol v2' '
git init server &&
write_script server/.git/hook <<-\EOF &&
touch hookout
"$@"
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://$(pwd)/server" client &&
grep "version 2" trace &&
# Ensure that the old version of the file is missing
git -C client rev-list master --quiet --objects --missing=print \
>observed.oids &&
grep "$(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 $(git -C server rev-parse message1:a.txt) &&
grep "version 2" trace
'
test_expect_success 'partial fetch' '
rm -rf client "$(pwd)/trace" &&
git init client &&
SERVER="file://$(pwd)/server" &&
test_config -C client extensions.partialClone "$SERVER" &&
GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \
fetch --filter=blob:none "$SERVER" master:refs/heads/other &&
grep "version 2" trace &&
# Ensure that the old version of the file is missing
git -C client rev-list other --quiet --objects --missing=print \
>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_i18ngrep "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-pkt-line pack >in <<-EOF &&
command=fetch
0001
want $(git -C server rev-parse master)
filter blob:none
0000
EOF
test_must_fail git -C server serve --stateless-rpc <in >/dev/null 2>err &&
grep "unexpected line: .filter blob:none." err &&
# Exercise to ensure that if advertised, filter works
git -C server config uploadpack.allowfilter 1 &&
git -C server serve --stateless-rpc <in >/dev/null
'
test_expect_success 'default refspec is used to filter ref when fetchcing' '
test_when_finished "rm -f log" &&
GIT_TRACE_PACKET="$(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 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
'
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/master >actual &&
git -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" log -1 --format=%s >expect &&
test_cmp expect actual &&
# Server responded using protocol v2
grep "git< version 2" log
'
test_expect_success 'push with http:// and a config of v2 does not request v2' '
test_when_finished "rm -f log" &&
# Till v2 for push is designed, make sure that if a client has
# protocol.version configured to use v2, that the client instead falls
# back and uses v0.
test_commit -C http_child three &&
# Push to another branch, as the target repository has the
# master branch checked out and we cannot push into it.
GIT_TRACE_PACKET="$(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 didnt request to use protocol v2
! grep "Git-Protocol: version=2" log &&
# Server didnt respond using protocol v2
! grep "git< version 2" log
'
stop_httpd
test_done