[ "${OPENCLAW_TESTBOX:-0}" = "1" ]

}

docker_build_exec() {

docker_build_command() {

local build_cmd=(docker build)

if [ "${OPENCLAW_DOCKER_BUILD_USE_BUILDX:-0}" = "1" ]; then

build_cmd=(docker buildx build --load)

fi

fi

env DOCKER_BUILDKIT=1 "${build_cmd[@]}" "$@"

printf '%s\0' env DOCKER_BUILDKIT=1 "${build_cmd[@]}" "$@"

}

docker_build_run() {

docker_build_transient_failure() {

local log_file="$1"

grep -Eqi \

'frontend grpc server closed unexpectedly|failed to dial gRPC|no active session|buildkit.*connection.*closed|rpc error: code = Unavailable' \

"$log_file"

}

docker_build_retry_count() {

local configured="${OPENCLAW_DOCKER_BUILD_RETRIES:-2}"

if [[ "$configured" =~ ^[0-9]+$ ]]; then

echo "$configured"

return 0

fi

echo 2

}

docker_build_with_retries() {

local label="$1"

shift

local retries

retries="$(docker_build_retry_count)"

local attempt=1

local max_attempts=$((retries + 1))

local log_file

local command=()

while IFS= read -r -d '' part; do

command+=("$part")

done < <(docker_build_command "$@")

local build_cmd=(docker build)

if [ "${OPENCLAW_DOCKER_BUILD_USE_BUILDX:-0}" = "1" ]; then

build_cmd=(docker buildx build --load)

if [ -n "${OPENCLAW_DOCKER_BUILD_CACHE_FROM:-}" ]; then

build_cmd+=(--cache-from "${OPENCLAW_DOCKER_BUILD_CACHE_FROM}")

while true; do

log_file="$(docker_e2e_run_log "$label")"

if "${command[@]}" >"$log_file" 2>&1; then

rm -f "$log_file"

return 0

fi

if [ -n "${OPENCLAW_DOCKER_BUILD_CACHE_TO:-}" ]; then

build_cmd+=(--cache-to "${OPENCLAW_DOCKER_BUILD_CACHE_TO}")

if [ "$attempt" -ge "$max_attempts" ] || ! docker_build_transient_failure "$log_file"; then

docker_e2e_print_log "$log_file"

rm -f "$log_file"

return 1

fi

fi

run_logged "$label" env DOCKER_BUILDKIT=1 "${build_cmd[@]}" "$@"

echo "Docker build failed with a transient BuildKit transport error; retrying ($attempt/$retries)..." >&2

docker_e2e_print_log "$log_file"

rm -f "$log_file"

attempt=$((attempt + 1))

sleep "$attempt"

done

}

docker_build_exec() {

docker_build_with_retries docker-build "$@"

}

docker_build_run() {

local label="$1"

shift

docker_build_with_retries "$label" "$@"

}