Install stubs for tools missing arm64 support (#841)

os/alpine/Dockerfile.alpine

@@ -109,13 +109,19 @@ ENV KOPS_CLUSTER_NAME=example.foo.bar
 USER root
 
 # install the cloudposse alpine repository
-ADD https://apk.cloudposse.com/[email protected] /etc/apk/keys/
-RUN echo "@cloudposse https://apk.cloudposse.com/3.13/vendor" >> /etc/apk/repositories
+RUN apk add --no-cache bash curl && \
+  curl -1sLf \
+  'https://dl.cloudsmith.io/public/cloudposse/packages/setup.alpine.sh' \
+  | bash && \
+  printf "@cloudposse %s\n\n" "$(grep -h -v '^[@#]' /etc/apk/repositories | grep -F "public/cloudposse/packages" | head -1)" \
+  >> /etc/apk/repositories
+
+# Install the @community repo tag (community repo is already installed, but not tagged as @community)
+RUN printf "@community %s\n" "$(grep -E 'alpine/v[^/]+/community' /etc/apk/repositories | head -1)" >> /etc/apk/repositories
+
+# Install the @testing repo tag
+RUN echo "@testing https://dl-cdn.alpinelinux.org/alpine/edge/testing" >> /etc/apk/repositories
 
-# Use TLS for alpine default repos
-RUN sed -i 's|http://dl-cdn.alpinelinux.org|https://alpine.global.ssl.fastly.net|g' /etc/apk/repositories && \
-    echo "@testing https://alpine.global.ssl.fastly.net/alpine/edge/testing" >> /etc/apk/repositories && \
-    echo "@community https://alpine.global.ssl.fastly.net/alpine/edge/community" >> /etc/apk/repositories
 
 ##########################################################################################
 # See Dockerfile.options for how to install `glibc` for greater compatibility, including #

os/debian/Dockerfile.debian

@@ -99,7 +99,7 @@ USER root
 # Keep dpkg quiet about running non-interactively
 RUN echo 'debconf debconf/frontend select Noninteractive' | debconf-set-selections
 
-COPY packages.txt os/debian/packages-debian.txt /etc/apt/
+COPY packages.txt packages-amd64-only.txt os/debian/packages-debian.txt /etc/apt/
 
 ## Here is where we would copy in the repo checksum in an attempt to ensure updates bust the Docker build cache
 
@@ -262,6 +262,18 @@ COPY os/debian/rootfs/ /
 
 ARG TARGETARCH
 
+# For certain pagkage we like to have but are not available on arm64,
+# install them on amd64, and link to a stub script on arm64.
+RUN if [ "$TARGETARCH" = "amd64" ]; then \
+      apt-get update && apt-get install -y \
+      $(grep -h -v '^#' /etc/apt/packages-amd64-only.txt | sed -E 's/@(cloudposse|community|testing)//g' ); \
+    else \
+      for pkg in $(grep -h -v '^#' /etc/apt/packages-amd64-only.txt | sed -E 's/@(cloudposse|community|testing)//g' ); do \
+        ln  -s /usr/local/bin/no-arm64-support /usr/local/bin/$pkg; \
+      done; \
+    fi
+
+
 # Move AWS CLI v1 aside and install AWS CLI v2 as default, leaving both available as alternatives.
 # We do this at the end because we need cache busting from above to get us the latest AWS CLI v2
 

packages-amd64-only.txt

@@ -0,0 +1,9 @@
+# These are packages that are only supported on amd64,
+# typically because they have not been updated since 2021.
+awless@cloudposse
+cfssl@cloudposse
+emailcli@cloudposse
+goofys@cloudposse
+rakkess@cloudposse
+tfenv@cloudposse
+tfmask@cloudposse

packages.txt

@@ -12,17 +12,17 @@ direnv@community
 dumb-init
 emacs-nox
 fetch@cloudposse
-emailcli@cloudposse
+# no arm64 emailcli@cloudposse
 figlet
 figurine@cloudposse
 file
 fuse
 fzf@cloudposse
 gettext
 git
-# no arm64 github-commenter@cloudposse
+github-commenter@cloudposse
 gomplate@cloudposse
-goofys@cloudposse
+#no arm64 support goofys@cloudposse
 gosu@cloudposse
 groff
 helm@cloudposse

rootfs/usr/local/bin/no-arm64-support

@@ -0,0 +1,4 @@
+#!/bin/bash
+
+printf "$(tput setaf 1)%s is not supported on this platform (arm64)$(tput setaf 0)\n" "$(basename "$0")" >&2
+exit 1