Switch rust image to rust:1-alpine3.18 as it's better maintained.

Signed-off-by: Max Dymond <max.dymond@microsoft.com>

Author: Max Dymond

.devcontainer/Dockerfile.alpine

@@ -0,0 +1,10 @@
+FROM rust:1-alpine3.18
+
+ENV CARGO_BUILD_TARGET=x86_64-unknown-linux-musl
+
+RUN apk update && \
+    apk add bash musl-dev shadow && \
+    # Add a user for floki using the shadow utils
+    useradd -Um -s /bin/bash floki
+
+USER floki

.devcontainer/devcontainer.json

@@ -0,0 +1,5 @@
+{
+	"name": "floki",
+	"build": { "dockerfile": "Dockerfile.alpine" },
+	"remoteUser": "floki"
+}

CHANGELOG.md

@@ -21,6 +21,7 @@ Status: Available for use
 - Add `toml` function to tera templating engine so that floki templates
   can use `toml(file="<filepath>")` in order to load values.
 - Add `floki render` to print out the rendered configuration template.
+- Switch rust image to `rust:1-alpine3.18` as it's better maintained.
 
 ### Fixed
 

build.sh

@@ -20,9 +20,15 @@ echo "Starting release build for ${LABEL}"
 if [ ${OS_ID} = "linux" ]
 then
   echo "Building statically linked linux binary"
-  docker run --rm -v $(pwd):/home/rust/src -w /home/rust/src ekidd/rust-musl-builder \
-    sh -c 'sudo chown -R rust:rust . && cargo build --release && cp target/x86_64-unknown-linux-musl/release/floki .'
+  docker build -f .devcontainer/Dockerfile.alpine -t flokirust .
+
+  docker run --rm -v $(pwd):/src -w /src flokirust \
+    sh -c 'cargo build --release && cp target/x86_64-unknown-linux-musl/release/floki .'
   sudo chown -R $(id -u):$(id -g) .
+
+  # Check that it's statically compiled!
+  ldd floki
+
   tar -cvzf floki-${LABEL}.tar.gz floki
 
 else

floki.yaml

@@ -1,4 +1,12 @@
-image: ekidd/rust-musl-builder
-mount: /home/rust/src
+image:
+  build:
+    name: flokirust
+    dockerfile: .devcontainer/Dockerfile.alpine
+    context: .
+
+volumes:
+  alpine-cargo-registry:
+    mount: /usr/local/cargo/registry
+
 forward_ssh_agent: true
 shell: bash