# Upload all relevant test failures.
make -s testlogs 2>/dev/null | grep // | sort | uniq | (
  declare log_count=0
  while read target log; do
    if test -z "${target}"; then
      continue
    fi

    # N.B. If *all* tests fail due to some common cause, then we will
    # end up spending way too much time uploading logs. Instead, we just
    # upload the first 10 and stop. That is hopefully enough to debug.
    #
    # We include this test in the metadata, but note that we cannot
    # upload the actual test logs. The user should rerun locally.
    log_count=$((${log_count}+1))
    if test "${log_count}" -ge 10; then
      echo " * ${target} (no upload)" | \
        buildkite-agent annotate --style error --context failures --append
    else
      buildkite-agent artifact upload "${log}"
      echo " * [${target}](artifact://${log#/}) (${BUILDKITE_LABEL})" | \
        buildkite-agent annotate --style error --context failures --append
    fi
  done
)

# Upload all profiles, and include in an annotation.
declare profile_output=$(mktemp --tmpdir)
for file in $(find /tmp/profile -name \*.pprof -print 2>/dev/null | sort); do
  # Generate a link to the profile parsing function in gvisor.dev, which
  # implicitly uses a prefix of https://storage.googleapis.com. Note that
  # this relies on the specific BuildKite bucket location, and will break if
  # this changes (although the artifacts will still exist and be just fine).
  profile_name="${file#/tmp/profile/}"
  profile_url="https://gvisor.dev/profile/gvisor-buildkite/${BUILDKITE_BUILD_ID}/${BUILDKITE_JOB_ID}/${file#/}/"
  buildkite-agent artifact upload "${file}"
  echo "<li><a href='${profile_url}'>${profile_name}</a></li>" >> "${profile_output}"
done

# Upload if we had outputs.
if test -s "${profile_output}"; then
  # Make the list a collapsible section in markdown.
  sed -i "1s|^|<details><summary>${BUILDKITE_LABEL}</summary><ul>\n|" "${profile_output}"
  echo "</ul></details>" >> "${profile_output}"
  cat "${profile_output}" | buildkite-agent annotate --style info --context profiles --append
fi
rm -rf "${profile_output}"

# Clean the bazel cache, if there's failure.
if test "${BUILDKITE_COMMAND_EXIT_STATUS}" -ne "0"; then
  # Attempt to clear the cache and shut down.
  make clean || echo "make clean failed with code $?"
  make bazel-shutdown || echo "make bazel-shutdown failed with code $?"
  # Attempt to clear any Go cache.
  sudo rm -rf "${HOME}/.cache/go-build"
  sudo rm -rf "${HOME}/go"
fi

# Kill any running containers (clear state).
CONTAINERS="$(docker ps -q)"
if ! test -z "${CONTAINERS}"; then
  docker container kill ${CONTAINERS} 2>/dev/null || true
fi