attempt to create erlang27 and build amd64 on mac silicon

README.md

@@ -10,7 +10,7 @@ Build all images in this project:
 
 Build a single image from this project, with support for specific versions:
 
-    $ bin/build name[/x.x]
+    $ BUILD_OPTS="--platform=linux/amd64" bin/build name[/x.x]
 
 ## Images
 

bin/build

@@ -26,10 +26,10 @@ function build_image() {
 
   if [ -n "$versions" ]; then
     for version in $versions; do
-      docker build $BUILD_OPTS -t ${NS}/$tag:$version $DIR/$subdir
+      docker buildx build $BUILD_OPTS -t ${NS}/$tag:$version $DIR/$subdir
     done
   else
-    docker build $BUILD_OPTS -t ${NS}/$tag $DIR/$subdir
+    docker buildx build $BUILD_OPTS -t ${NS}/$tag $DIR/$subdir
   fi
 }
 

runit-elixir-focal/27.2.2/Dockerfile

@@ -0,0 +1,46 @@
+FROM socrata/runit-focal AS base
+
+# Set up environment
+ENV LANG C.UTF-8
+
+# Install Java 8. If we start using this image for things other than
+# one app, we might want to revisit this.
+#
+# The update-ca-certs call is to work around a bug in
+# ca-certificates-java that results in missing Java certs
+# https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=775775
+RUN DEBIAN_FRONTEND=noninteractive apt-get -y update && \
+  DEBIAN_FRONTEND=noninteractive apt-get -o Dpkg::Options::="--force-confnew" --force-yes -fuy install software-properties-common && \
+  DEBIAN_FRONTEND=noninteractive add-apt-repository -y ppa:openjdk-r/ppa && apt-get -y update && \
+  DEBIAN_FRONTEND=noninteractive apt-get -y install openjdk-8-jdk && \
+  mkdir -p /opt && \
+  update-ca-certificates -f
+
+FROM base AS build
+
+RUN DEBIAN_FRONTEND=noninteractive apt-get -y install wget libncurses-dev libssl-dev
+
+RUN mkdir /build /opt/erlang /opt/elixir
+WORKDIR /build
+
+RUN wget https://github.com/erlang/otp/releases/download/OTP-27.2.2/otp_src_27.2.2.tar.gz
+RUN tar xzf otp_src_27.2.2.tar.gz
+RUN cd otp_src_27.2.2 && ./configure --prefix=/opt/erlang && make && make install
+
+ENV PATH /opt/erlang/bin:$PATH
+
+RUN wget https://github.com/elixir-lang/elixir/archive/v1.18.2.tar.gz
+RUN tar xzf v1.18.2.tar.gz
+RUN cd elixir-1.18.2 && env PREFIX=/opt/elixir make install
+
+FROM base
+
+COPY --from=build /opt/ /opt/
+
+ENV PATH /opt/erlang/bin:/opt/elixir/bin:$PATH
+
+# Add collectd config file
+COPY collectd-socket.conf /etc/collectd/conf.d/socket.conf
+
+# LABEL must be last for proper base image discoverability
+LABEL repository.socrata/runit-elixir-focal=""

runit-elixir-focal/27.2.2/collectd-socket.conf

@@ -0,0 +1,8 @@
+LoadPlugin unixsock
+
+<Plugin unixsock>
+  SocketFile "/var/run/collectd-unixsock"
+  SocketGroup "collectd"
+  SocketPerms "0777"
+  DeleteSocket true
+</Plugin>