Use Alpine for message-queue

orchestration/src/coordinator.rs

@@ -17,6 +17,7 @@ pub fn coordinator(
   let longer_reattempts = if network == Network::Dev { "longer-reattempts" } else { "" };
   let setup = mimalloc(Os::Debian).to_string() +
     &build_serai_service(
+      Os::Debian,
       network.release(),
       &format!("{db} {longer_reattempts}"),
       "serai-coordinator",

orchestration/src/main.rs

@@ -123,11 +123,12 @@ WORKDIR /home/{user}
   }
 }
 
-fn build_serai_service(release: bool, features: &str, package: &str) -> String {
+fn build_serai_service(os: Os, release: bool, features: &str, package: &str) -> String {
   let profile = if release { "release" } else { "debug" };
   let profile_flag = if release { "--release" } else { "" };
 
-  format!(
+  let os_str = match os {
+    Os::Debian => {
       r#"
 FROM rust:1.76-slim-bookworm as builder
 
@@ -141,6 +142,23 @@ RUN apt install -y pkg-config clang
 
 # Dependencies for the Serai node
 RUN apt install -y make protobuf-compiler
+"#
+    }
+    Os::Alpine => {
+      r#"
+FROM rust:1.76.0-alpine3.19 as builder
+
+COPY --from=mimalloc-alpine libmimalloc.so /usr/lib
+ENV LD_PRELOAD=libmimalloc.so
+
+RUN apk update && apk upgrade && apk add musl-dev
+"#
+    }
+  };
+
+  format!(
+    r#"
+{os_str}
 
 # Add the wasm toolchain
 RUN rustup target add wasm32-unknown-unknown

orchestration/src/message_queue.rs

@@ -12,8 +12,8 @@ pub fn message_queue(
   ethereum_key: <Ristretto as Ciphersuite>::G,
   monero_key: <Ristretto as Ciphersuite>::G,
 ) {
-  let setup = mimalloc(Os::Debian).to_string() +
+  let setup = mimalloc(Os::Alpine).to_string() +
-    &build_serai_service(network.release(), network.db(), "serai-message-queue");
+    &build_serai_service(Os::Alpine, network.release(), network.db(), "serai-message-queue");
 
   let env_vars = [
     ("COORDINATOR_KEY", hex::encode(coordinator_key.to_bytes())),
@@ -40,7 +40,7 @@ CMD {env_vars_str} serai-message-queue
 "#
   );
 
-  let run = os(Os::Debian, "", "messagequeue") + &run_message_queue;
+  let run = os(Os::Alpine, "", "messagequeue") + &run_message_queue;
   let res = setup + &run;
 
   let mut message_queue_path = orchestration_path.to_path_buf();

orchestration/src/processor.rs

@@ -17,6 +17,7 @@ pub fn processor(
 ) {
   let setup = mimalloc(Os::Debian).to_string() +
     &build_serai_service(
+      Os::Debian,
       network.release(),
       &format!("binaries {} {coin}", network.db()),
       "serai-processor",

orchestration/src/serai.rs

@@ -4,7 +4,8 @@ use crate::{Network, Os, mimalloc, os, build_serai_service, write_dockerfile};
 
 pub fn serai(orchestration_path: &Path, network: Network) {
   // Always builds in release for performance reasons
-  let setup = mimalloc(Os::Debian).to_string() + &build_serai_service(true, "", "serai-node");
+  let setup =
+    mimalloc(Os::Debian).to_string() + &build_serai_service(Os::Debian, true, "", "serai-node");
 
   // TODO: Review the ports exposed here
   let run_serai = format!(