generate-grpc-stubs

#!/usr/bin/env sh

export BUILDX_NO_DEFAULT_LOAD=true

: ${DEBUG=}

progress=""
if [ "$DEBUG" = "true" ]; then
    progress="--progress=plain"
fi

buildxCmd() {
    if docker buildx version > /dev/null 2>&1; then
        set -x
        docker buildx "$@" $progress
    elif buildx version > /dev/null 2>&1; then
        buildx "$@" $progress
    else
        echo "Make sure to have Docker Buildx installed."
        exit 1
    fi
}

GIT_ROOT=$(git rev-parse --show-toplevel)

cd "$GIT_ROOT" || exit 1

main() {
    VERSION="${1:-v1}"
    echo "Generating gRPC stubs for $VERSION..."

    GENERATED_PB3_DIR="src/bentoml/grpc/${VERSION}/_generated_pb3"
    \rm -rf "$GIT_ROOT/$GENERATED_PB3_DIR" "$GIT_ROOT/tests/proto/_generated_pb3"
    buildxCmd build --build-arg PROTOCOL_VERSION="$VERSION" \
        --build-arg BUILDKIT_CONTEXT_KEEP_GIT_DIR=1 \
        --build-arg GENERATED_PB3_DIR="${GENERATED_PB3_DIR}" \
        --target "protobuf-3-output" --output "type=local,dest=${GENERATED_PB3_DIR}" --file "tools/dev.Dockerfile" .
    buildxCmd build --build-arg BUILDKIT_CONTEXT_KEEP_GIT_DIR=1 \
        --target "generate-tests-proto-3-output" --output "type=local,dest=tests" --file "tools/dev.Dockerfile" .

    GENERATED_PB4_DIR="src/bentoml/grpc/${VERSION}/_generated_pb4"
    \rm -rf "$GIT_ROOT/$GENERATED_PB4_DIR" "$GIT_ROOT/tests/proto/_generated_pb4"
    buildxCmd build --build-arg PROTOCOL_VERSION="$VERSION" \
        --build-arg BUILDKIT_CONTEXT_KEEP_GIT_DIR=1 \
        --build-arg GENERATED_PB4_DIR="${GENERATED_PB4_DIR}" \
        --target "protobuf-4-output" --output "type=local,dest=${GENERATED_PB4_DIR}" --file "tools/dev.Dockerfile" .
    buildxCmd build --build-arg BUILDKIT_CONTEXT_KEEP_GIT_DIR=1 \
        --target "generate-tests-proto-4-output" --output "type=local,dest=tests" --file "tools/dev.Dockerfile" .
}

if [ "${#}" -gt 1 ]; then
    echo "$0 takes one optional argument. Usage: $0 [v1]"
    exit 1
fi
main "$@"