git-commit-vandalism/t/lib-bundle-uri-protocol.sh
Derrick Stolee 876094ac16 clone: unbundle the advertised bundles
A previous change introduced the transport methods to acquire a bundle
list from the 'bundle-uri' protocol v2 command, when advertised _and_
when the client has chosen to enable the feature.

Teach Git to download and unbundle the data advertised by those bundles
during 'git clone'. This takes place between the ref advertisement and
the object data download, and stateful connections will linger while
the client downloads bundles. In the future, we should consider closing
the remote connection during this process.

Also, since the --bundle-uri option exists, we do not want to mix the
advertised bundles with the user-specified bundles.

Signed-off-by: Derrick Stolee <derrickstolee@github.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2022-12-25 16:24:24 +09:00

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# Set up and run tests of the 'bundle-uri' command in protocol v2
#
# The test that includes this script should set BUNDLE_URI_PROTOCOL
# to one of "file", "git", or "http".
BUNDLE_URI_TEST_PARENT=
BUNDLE_URI_TEST_URI=
BUNDLE_URI_TEST_BUNDLE_URI=
case "$BUNDLE_URI_PROTOCOL" in
file)
BUNDLE_URI_PARENT=file_parent
BUNDLE_URI_REPO_URI="file://$PWD/file_parent"
BUNDLE_URI_BUNDLE_URI="$BUNDLE_URI_REPO_URI/fake.bdl"
test_set_prereq BUNDLE_URI_FILE
;;
git)
. "$TEST_DIRECTORY"/lib-git-daemon.sh
start_git_daemon --export-all --enable=receive-pack
BUNDLE_URI_PARENT="$GIT_DAEMON_DOCUMENT_ROOT_PATH/parent"
BUNDLE_URI_REPO_URI="$GIT_DAEMON_URL/parent"
BUNDLE_URI_BUNDLE_URI="https://example.com/fake.bdl"
test_set_prereq BUNDLE_URI_GIT
;;
http)
. "$TEST_DIRECTORY"/lib-httpd.sh
start_httpd
BUNDLE_URI_PARENT="$HTTPD_DOCUMENT_ROOT_PATH/http_parent"
BUNDLE_URI_REPO_URI="$HTTPD_URL/smart/http_parent"
BUNDLE_URI_BUNDLE_URI="https://example.com/fake.bdl"
test_set_prereq BUNDLE_URI_HTTP
;;
*)
BUG "Need to pass valid BUNDLE_URI_PROTOCOL (was \"$BUNDLE_URI_PROTOCOL\")"
;;
esac
test_expect_success "setup protocol v2 $BUNDLE_URI_PROTOCOL:// tests" '
git init "$BUNDLE_URI_PARENT" &&
test_commit -C "$BUNDLE_URI_PARENT" one &&
git -C "$BUNDLE_URI_PARENT" config uploadpack.advertiseBundleURIs true
'
case "$BUNDLE_URI_PROTOCOL" in
http)
test_expect_success "setup config for $BUNDLE_URI_PROTOCOL:// tests" '
git -C "$BUNDLE_URI_PARENT" config http.receivepack true
'
;;
*)
;;
esac
BUNDLE_URI_BUNDLE_URI_ESCAPED=$(echo "$BUNDLE_URI_BUNDLE_URI" | test_uri_escape)
test_expect_success "connect with $BUNDLE_URI_PROTOCOL:// using protocol v2: no bundle-uri" '
test_when_finished "rm -f log" &&
test_when_finished "git -C \"$BUNDLE_URI_PARENT\" config uploadpack.advertiseBundleURIs true" &&
git -C "$BUNDLE_URI_PARENT" config uploadpack.advertiseBundleURIs false &&
GIT_TRACE_PACKET="$PWD/log" \
git \
-c protocol.version=2 \
ls-remote --symref "$BUNDLE_URI_REPO_URI" \
>actual 2>err &&
# Server responded using protocol v2
grep "< version 2" log &&
! grep bundle-uri log
'
test_expect_success "connect with $BUNDLE_URI_PROTOCOL:// using protocol v2: have bundle-uri" '
test_when_finished "rm -f log" &&
GIT_TRACE_PACKET="$PWD/log" \
git \
-c protocol.version=2 \
ls-remote --symref "$BUNDLE_URI_REPO_URI" \
>actual 2>err &&
# Server responded using protocol v2
grep "< version 2" log &&
# Server advertised bundle-uri capability
grep "< bundle-uri" log
'
test_expect_success "clone with $BUNDLE_URI_PROTOCOL:// using protocol v2: request bundle-uris" '
test_when_finished "rm -rf log* cloned*" &&
GIT_TRACE_PACKET="$PWD/log" \
git \
-c transfer.bundleURI=false \
-c protocol.version=2 \
clone "$BUNDLE_URI_REPO_URI" cloned \
>actual 2>err &&
# Server responded using protocol v2
grep "< version 2" log &&
# Server advertised bundle-uri capability
grep "< bundle-uri" log &&
# Client did not issue bundle-uri command
! grep "> command=bundle-uri" log &&
GIT_TRACE_PACKET="$PWD/log" \
git \
-c transfer.bundleURI=true \
-c protocol.version=2 \
clone "$BUNDLE_URI_REPO_URI" cloned2 \
>actual 2>err &&
# Server responded using protocol v2
grep "< version 2" log &&
# Server advertised bundle-uri capability
grep "< bundle-uri" log &&
# Client issued bundle-uri command
grep "> command=bundle-uri" log &&
GIT_TRACE_PACKET="$PWD/log3" \
git \
-c transfer.bundleURI=true \
-c protocol.version=2 \
clone --bundle-uri="$BUNDLE_URI_BUNDLE_URI" \
"$BUNDLE_URI_REPO_URI" cloned3 \
>actual 2>err &&
# Server responded using protocol v2
grep "< version 2" log3 &&
# Server advertised bundle-uri capability
grep "< bundle-uri" log3 &&
# Client did not issue bundle-uri command (--bundle-uri override)
! grep "> command=bundle-uri" log3
'
# The remaining tests will all assume transfer.bundleURI=true
#
# This test can be removed when transfer.bundleURI is enabled by default.
test_expect_success 'enable transfer.bundleURI for remaining tests' '
git config --global transfer.bundleURI true
'
test_expect_success "test bundle-uri with $BUNDLE_URI_PROTOCOL:// using protocol v2" '
test_config -C "$BUNDLE_URI_PARENT" \
bundle.only.uri "$BUNDLE_URI_BUNDLE_URI_ESCAPED" &&
# All data about bundle URIs
cat >expect <<-EOF &&
[bundle]
version = 1
mode = all
[bundle "only"]
uri = $BUNDLE_URI_BUNDLE_URI_ESCAPED
EOF
test-tool bundle-uri \
ls-remote \
"$BUNDLE_URI_REPO_URI" \
>actual &&
test_cmp_config_output expect actual
'
test_expect_success "test bundle-uri with $BUNDLE_URI_PROTOCOL:// using protocol v2 and extra data" '
test_config -C "$BUNDLE_URI_PARENT" \
bundle.only.uri "$BUNDLE_URI_BUNDLE_URI_ESCAPED" &&
# Extra data should be ignored
test_config -C "$BUNDLE_URI_PARENT" bundle.only.extra bogus &&
# All data about bundle URIs
cat >expect <<-EOF &&
[bundle]
version = 1
mode = all
[bundle "only"]
uri = $BUNDLE_URI_BUNDLE_URI_ESCAPED
EOF
test-tool bundle-uri \
ls-remote \
"$BUNDLE_URI_REPO_URI" \
>actual &&
test_cmp_config_output expect actual
'
test_expect_success "test bundle-uri with $BUNDLE_URI_PROTOCOL:// using protocol v2 with list" '
test_config -C "$BUNDLE_URI_PARENT" \
bundle.bundle1.uri "$BUNDLE_URI_BUNDLE_URI_ESCAPED-1.bdl" &&
test_config -C "$BUNDLE_URI_PARENT" \
bundle.bundle2.uri "$BUNDLE_URI_BUNDLE_URI_ESCAPED-2.bdl" &&
test_config -C "$BUNDLE_URI_PARENT" \
bundle.bundle3.uri "$BUNDLE_URI_BUNDLE_URI_ESCAPED-3.bdl" &&
# All data about bundle URIs
cat >expect <<-EOF &&
[bundle]
version = 1
mode = all
[bundle "bundle1"]
uri = $BUNDLE_URI_BUNDLE_URI_ESCAPED-1.bdl
[bundle "bundle2"]
uri = $BUNDLE_URI_BUNDLE_URI_ESCAPED-2.bdl
[bundle "bundle3"]
uri = $BUNDLE_URI_BUNDLE_URI_ESCAPED-3.bdl
EOF
test-tool bundle-uri \
ls-remote \
"$BUNDLE_URI_REPO_URI" \
>actual &&
test_cmp_config_output expect actual
'