fix: Add M1/ARM support for the test suite (#516)

* Add M1/ARM support for the test suite

* Merge ARM/x86 Dockerfiles

aliases.sh

@@ -3,7 +3,13 @@ PROJECT_ROOT=$(realpath $(dirname "$BASH_SOURCE"))
 PROJECT_ROOT_DOCKER="//ts-proto" # double slash to support git bash on windows
 
 # Alias docker-compose to make it usable from anywhere.
-function _docker-compose() { docker-compose -f $PROJECT_ROOT/docker-compose.yml "$@"; }
+function _docker-compose() { 
+  if [ uname -a | grep arm64 ]
+  then
+    ARCH=aarch_64
+  fi
+  docker-compose -f $PROJECT_ROOT/docker-compose.yml "$@"; 
+}
 
 # Dockerized version of protoc.
 function protoc() { _docker-compose run --rm -w //host --entrypoint protoc -- protoc "$@"; }

docker-compose.yml

@@ -4,6 +4,8 @@ services:
     build:
       context: .
       dockerfile: "protoc.Dockerfile"
+      args:
+        - "ARCH=${ARCH:-x86_64}"
     volumes:
       - ".:/ts-proto"
       - "${PWD:-.}:/host"

protoc.Dockerfile

@@ -1,10 +1,11 @@
 # Docker image for protoc
 FROM node:17-alpine3.14
 ARG PROTOC_VERSION="3.19.1"
+ARG ARCH="x86_64"
 
 RUN apk add bash
 RUN apk add gcompat
-ADD "https://github.com/protocolbuffers/protobuf/releases/download/v$PROTOC_VERSION/protoc-$PROTOC_VERSION-linux-x86_64.zip" protoc.zip
+ADD "https://github.com/protocolbuffers/protobuf/releases/download/v$PROTOC_VERSION/protoc-$PROTOC_VERSION-linux-$ARCH.zip" protoc.zip
 RUN mkdir /usr/local/lib/protoc && unzip protoc.zip -d /usr/local/lib/protoc && rm protoc.zip
 RUN ln -s /usr/local/lib/protoc/bin/protoc /usr/local/bin/protoc