diff options
Diffstat (limited to 't/t5703-upload-pack-ref-in-want.sh')
| -rwxr-xr-x | t/t5703-upload-pack-ref-in-want.sh | 377 |
1 files changed, 377 insertions, 0 deletions
diff --git a/t/t5703-upload-pack-ref-in-want.sh b/t/t5703-upload-pack-ref-in-want.sh new file mode 100755 index 0000000000..7053899cb5 --- /dev/null +++ b/t/t5703-upload-pack-ref-in-want.sh @@ -0,0 +1,377 @@ +#!/bin/sh + +test_description='upload-pack ref-in-want' + +. ./test-lib.sh + +get_actual_refs () { + sed -n -e '/wanted-refs/,/0001/{ + /wanted-refs/d + /0001/d + p + }' <out | test-tool pkt-line unpack >actual_refs +} + +get_actual_commits () { + sed -n -e '/packfile/,/0000/{ + /packfile/d + p + }' <out | test-tool pkt-line unpack-sideband >o.pack && + git index-pack o.pack && + git verify-pack -v o.idx | grep commit | cut -c-40 | sort >actual_commits +} + +check_output () { + get_actual_refs && + test_cmp expected_refs actual_refs && + get_actual_commits && + test_cmp expected_commits actual_commits +} + +# c(o/foo) d(o/bar) +# \ / +# b e(baz) f(master) +# \__ | __/ +# \ | / +# a +test_expect_success 'setup repository' ' + test_commit a && + git checkout -b o/foo && + test_commit b && + test_commit c && + git checkout -b o/bar b && + test_commit d && + git checkout -b baz a && + test_commit e && + git checkout master && + test_commit f +' + +test_expect_success 'config controls ref-in-want advertisement' ' + git serve --advertise-capabilities >out && + ! grep -a ref-in-want out && + + git config uploadpack.allowRefInWant false && + git serve --advertise-capabilities >out && + ! grep -a ref-in-want out && + + git config uploadpack.allowRefInWant true && + git serve --advertise-capabilities >out && + grep -a ref-in-want out +' + +test_expect_success 'invalid want-ref line' ' + test-tool pkt-line pack >in <<-EOF && + command=fetch + 0001 + no-progress + want-ref refs/heads/non-existent + done + 0000 + EOF + + test_must_fail git serve --stateless-rpc 2>out <in && + grep "unknown ref" out +' + +test_expect_success 'basic want-ref' ' + cat >expected_refs <<-EOF && + $(git rev-parse f) refs/heads/master + EOF + git rev-parse f | sort >expected_commits && + + test-tool pkt-line pack >in <<-EOF && + command=fetch + 0001 + no-progress + want-ref refs/heads/master + have $(git rev-parse a) + done + 0000 + EOF + + git serve --stateless-rpc >out <in && + check_output +' + +test_expect_success 'multiple want-ref lines' ' + cat >expected_refs <<-EOF && + $(git rev-parse c) refs/heads/o/foo + $(git rev-parse d) refs/heads/o/bar + EOF + git rev-parse c d | sort >expected_commits && + + test-tool pkt-line pack >in <<-EOF && + command=fetch + 0001 + no-progress + want-ref refs/heads/o/foo + want-ref refs/heads/o/bar + have $(git rev-parse b) + done + 0000 + EOF + + git serve --stateless-rpc >out <in && + check_output +' + +test_expect_success 'mix want and want-ref' ' + cat >expected_refs <<-EOF && + $(git rev-parse f) refs/heads/master + EOF + git rev-parse e f | sort >expected_commits && + + test-tool pkt-line pack >in <<-EOF && + command=fetch + 0001 + no-progress + want-ref refs/heads/master + want $(git rev-parse e) + have $(git rev-parse a) + done + 0000 + EOF + + git serve --stateless-rpc >out <in && + check_output +' + +test_expect_success 'want-ref with ref we already have commit for' ' + cat >expected_refs <<-EOF && + $(git rev-parse c) refs/heads/o/foo + EOF + >expected_commits && + + test-tool pkt-line pack >in <<-EOF && + command=fetch + 0001 + no-progress + want-ref refs/heads/o/foo + have $(git rev-parse c) + done + 0000 + EOF + + git serve --stateless-rpc >out <in && + check_output +' + +. "$TEST_DIRECTORY"/lib-httpd.sh +start_httpd + +REPO="$HTTPD_DOCUMENT_ROOT_PATH/repo" +LOCAL_PRISTINE="$(pwd)/local_pristine" + +test_expect_success 'setup repos for change-while-negotiating test' ' + ( + git init "$REPO" && + cd "$REPO" && + >.git/git-daemon-export-ok && + test_commit m1 && + git tag -d m1 && + + # Local repo with many commits (so that negotiation will take + # more than 1 request/response pair) + git clone "http://127.0.0.1:$LIB_HTTPD_PORT/smart/repo" "$LOCAL_PRISTINE" && + cd "$LOCAL_PRISTINE" && + git checkout -b side && + for i in $(test_seq 1 33); do test_commit s$i; done && + + # Add novel commits to upstream + git checkout master && + cd "$REPO" && + test_commit m2 && + test_commit m3 && + git tag -d m2 m3 + ) && + git -C "$LOCAL_PRISTINE" remote set-url origin "http://127.0.0.1:$LIB_HTTPD_PORT/one_time_sed/repo" && + git -C "$LOCAL_PRISTINE" config protocol.version 2 +' + +inconsistency () { + # Simulate that the server initially reports $2 as the ref + # corresponding to $1, and after that, $1 as the ref corresponding to + # $1. This corresponds to the real-life situation where the server's + # repository appears to change during negotiation, for example, when + # different servers in a load-balancing arrangement serve (stateless) + # RPCs during a single negotiation. + printf "s/%s/%s/" \ + $(git -C "$REPO" rev-parse $1 | tr -d "\n") \ + $(git -C "$REPO" rev-parse $2 | tr -d "\n") \ + >"$HTTPD_ROOT_PATH/one-time-sed" +} + +test_expect_success 'server is initially ahead - no ref in want' ' + git -C "$REPO" config uploadpack.allowRefInWant false && + rm -rf local && + cp -r "$LOCAL_PRISTINE" local && + inconsistency master 1234567890123456789012345678901234567890 && + test_must_fail git -C local fetch 2>err && + test_i18ngrep "ERR upload-pack: not our ref" err +' + +test_expect_success 'server is initially ahead - ref in want' ' + git -C "$REPO" config uploadpack.allowRefInWant true && + rm -rf local && + cp -r "$LOCAL_PRISTINE" local && + inconsistency master 1234567890123456789012345678901234567890 && + git -C local fetch && + + git -C "$REPO" rev-parse --verify master >expected && + git -C local rev-parse --verify refs/remotes/origin/master >actual && + test_cmp expected actual +' + +test_expect_success 'server is initially behind - no ref in want' ' + git -C "$REPO" config uploadpack.allowRefInWant false && + rm -rf local && + cp -r "$LOCAL_PRISTINE" local && + inconsistency master "master^" && + git -C local fetch && + + git -C "$REPO" rev-parse --verify "master^" >expected && + git -C local rev-parse --verify refs/remotes/origin/master >actual && + test_cmp expected actual +' + +test_expect_success 'server is initially behind - ref in want' ' + git -C "$REPO" config uploadpack.allowRefInWant true && + rm -rf local && + cp -r "$LOCAL_PRISTINE" local && + inconsistency master "master^" && + git -C local fetch && + + git -C "$REPO" rev-parse --verify "master" >expected && + git -C local rev-parse --verify refs/remotes/origin/master >actual && + test_cmp expected actual +' + +test_expect_success 'server loses a ref - ref in want' ' + git -C "$REPO" config uploadpack.allowRefInWant true && + rm -rf local && + cp -r "$LOCAL_PRISTINE" local && + echo "s/master/raster/" >"$HTTPD_ROOT_PATH/one-time-sed" && + test_must_fail git -C local fetch 2>err && + + test_i18ngrep "ERR unknown ref refs/heads/raster" err +' + +stop_httpd + +REPO="$(pwd)/repo" +LOCAL_PRISTINE="$(pwd)/local_pristine" + +# $REPO +# c(o/foo) d(o/bar) +# \ / +# b e(baz) f(master) +# \__ | __/ +# \ | / +# a +# +# $LOCAL_PRISTINE +# s32(side) +# | +# . +# . +# | +# a(master) +test_expect_success 'setup repos for fetching with ref-in-want tests' ' + ( + git init "$REPO" && + cd "$REPO" && + test_commit a && + + # Local repo with many commits (so that negotiation will take + # more than 1 request/response pair) + rm -rf "$LOCAL_PRISTINE" && + git clone "file://$REPO" "$LOCAL_PRISTINE" && + cd "$LOCAL_PRISTINE" && + git checkout -b side && + for i in $(test_seq 1 33); do test_commit s$i; done && + + # Add novel commits to upstream + git checkout master && + cd "$REPO" && + git checkout -b o/foo && + test_commit b && + test_commit c && + git checkout -b o/bar b && + test_commit d && + git checkout -b baz a && + test_commit e && + git checkout master && + test_commit f + ) && + git -C "$REPO" config uploadpack.allowRefInWant true && + git -C "$LOCAL_PRISTINE" config protocol.version 2 +' + +test_expect_success 'fetching with exact OID' ' + test_when_finished "rm -f log" && + + rm -rf local && + cp -r "$LOCAL_PRISTINE" local && + GIT_TRACE_PACKET="$(pwd)/log" git -C local fetch origin \ + $(git -C "$REPO" rev-parse d):refs/heads/actual && + + git -C "$REPO" rev-parse "d" >expected && + git -C local rev-parse refs/heads/actual >actual && + test_cmp expected actual && + grep "want $(git -C "$REPO" rev-parse d)" log +' + +test_expect_success 'fetching multiple refs' ' + test_when_finished "rm -f log" && + + rm -rf local && + cp -r "$LOCAL_PRISTINE" local && + GIT_TRACE_PACKET="$(pwd)/log" git -C local fetch origin master baz && + + git -C "$REPO" rev-parse "master" "baz" >expected && + git -C local rev-parse refs/remotes/origin/master refs/remotes/origin/baz >actual && + test_cmp expected actual && + grep "want-ref refs/heads/master" log && + grep "want-ref refs/heads/baz" log +' + +test_expect_success 'fetching ref and exact OID' ' + test_when_finished "rm -f log" && + + rm -rf local && + cp -r "$LOCAL_PRISTINE" local && + GIT_TRACE_PACKET="$(pwd)/log" git -C local fetch origin \ + master $(git -C "$REPO" rev-parse b):refs/heads/actual && + + git -C "$REPO" rev-parse "master" "b" >expected && + git -C local rev-parse refs/remotes/origin/master refs/heads/actual >actual && + test_cmp expected actual && + grep "want $(git -C "$REPO" rev-parse b)" log && + grep "want-ref refs/heads/master" log +' + +test_expect_success 'fetching with wildcard that does not match any refs' ' + test_when_finished "rm -f log" && + + rm -rf local && + cp -r "$LOCAL_PRISTINE" local && + git -C local fetch origin refs/heads/none*:refs/heads/* >out && + test_must_be_empty out +' + +test_expect_success 'fetching with wildcard that matches multiple refs' ' + test_when_finished "rm -f log" && + + rm -rf local && + cp -r "$LOCAL_PRISTINE" local && + GIT_TRACE_PACKET="$(pwd)/log" git -C local fetch origin refs/heads/o*:refs/heads/o* && + + git -C "$REPO" rev-parse "o/foo" "o/bar" >expected && + git -C local rev-parse "o/foo" "o/bar" >actual && + test_cmp expected actual && + grep "want-ref refs/heads/o/foo" log && + grep "want-ref refs/heads/o/bar" log +' + +test_done |