Debug log level

.github/workflows/tests.yml

@@ -640,7 +640,7 @@ jobs:
 
       - run: |
           set -o pipefail
-          COMPLEMENT_DIR=`pwd`/complement synapse/scripts-dev/complement.sh -json 2>&1 | synapse/.ci/scripts/gotestfmt
+          COMPLEMENT_DIR=`pwd`/complement synapse/scripts-dev/complement.sh -json -p 1 2>&1 | synapse/.ci/scripts/gotestfmt
         shell: bash
         env:
           POSTGRES: ${{ (matrix.database == 'Postgres') && 1 || '' }}

changelog.d/16518.misc

@@ -0,0 +1 @@
+Enable dirty runs on Complement CI, which is significantly faster.

scripts-dev/complement.sh

@@ -103,6 +103,7 @@ done
 
 # enable buildkit for the docker builds
 export DOCKER_BUILDKIT=1
+export SYNAPSE_TEST_LOG_LEVEL=DEBUG # XXX REMOVE
 
 # Determine whether to use the docker or podman container runtime.
 if [ -n "$PODMAN" ]; then
@@ -219,6 +220,9 @@ test_packages="./tests/csapi ./tests ./tests/msc3874 ./tests/msc3890 ./tests/msc
 # All environment variables starting with PASS_ will be shared.
 # (The prefix is stripped off before reaching the container.)
 export COMPLEMENT_SHARE_ENV_PREFIX=PASS_
+# Enable dirty runs, so tests will reuse the same container where possible.
+# This significantly speeds up tests, but increases the possibility of test pollution.
+export COMPLEMENT_ENABLE_DIRTY_RUNS=1
 
 # It takes longer than 10m to run the whole suite.
 extra_test_args+=("-timeout=60m")
@@ -274,7 +278,7 @@ fi
 export PASS_SYNAPSE_LOG_TESTING=1
 
 # Run the tests!
-echo "Images built; running complement"
+echo "Images built; running complement with ${extra_test_args[@]} $@ $test_packages"
 cd "$COMPLEMENT_DIR"
 
 go test -v -tags "synapse_blacklist" -count=1 "${extra_test_args[@]}" "$@" $test_packages