Dockerfile from scratch

Author: fileformat

Cargo.lock

@@ -8,6 +8,7 @@ axum = "0.7.5"
 axum-extra = { version = "0.9.3", features = ["form"] }
 base64 = "0.22.1"
 chrono = "0.4.38"
+ctrlc = { version = "3.4.5", features = ["termination"] }
 html-escape = "0.2.13"
 regex = "1.10.6"
 rustc_version_runtime = "0.3.0"

Cargo.toml

@@ -1,25 +1,22 @@
-FROM rust:1-bookworm as builder
+FROM rust:latest AS builder
 
-RUN apt-get update && apt-get install -y \
-    ca-certificates \
-    dumb-init
+RUN rustup target add x86_64-unknown-linux-musl
+RUN apt update && apt install -y musl-tools musl-dev
 
 WORKDIR /app
 COPY . .
-RUN cargo build --bins --release
+RUN cargo build --target x86_64-unknown-linux-musl --release
 
-FROM debian:bookworm-slim
-LABEL org.opencontainers.image.source https://github.com/regexplanet/regexplanet-rust
+RUN find .
+
+FROM scratch
 
 ARG COMMIT="(not set)"
 ARG LASTMOD="(not set)"
 ENV COMMIT=$COMMIT
 ENV LASTMOD=$LASTMOD
 
 WORKDIR /app
-COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
-COPY --from=builder /usr/bin/dumb-init /usr/bin/dumb-init
-COPY --from=builder /app/target/release/regexplanet-rust /app/regexplanet-rust
+COPY --from=builder /app/target/x86_64-unknown-linux-musl/release/regexplanet-rust /app/regexplanet-rust
 COPY ./static /app/static
-ENTRYPOINT ["/usr/bin/dumb-init", "--"]
 CMD ["/app/regexplanet-rust"]

Dockerfile

@@ -11,6 +11,11 @@ use html_escape::encode_text;
 
 #[tokio::main]
 async fn main() {
+
+    ctrlc::set_handler(move || {
+        std::process::exit(0);
+    }).expect("Error setting Ctrl-C handler");
+
     // build our application with a single route
     let app = Router::new()
         //.route_service("/", get(|| async { axum::Redirect::temporary("https://www.regexplanet.com/advanced/rust/index.html") }))