Fixed broken Docker image

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
-name = "rust-api"
-version = "0.1.0"
+name = "fej"
+version = "0.0.1"
 authors = ["Jef Roosens <roosensjef@gmail.com>"]
 edition = "2018"
 

Dockerfile

@@ -1,28 +1,32 @@
+# We use a multi-stage build to end up with a very small final image
 FROM alpine:latest AS builder
 
 ENV PATH "$PATH:/root/.cargo/bin"
 
-# Switch to the nightly build
 WORKDIR /usr/src/app
 
-# Install build dependencies, install rustup & create dummy project
+# Install build dependencies, rustup & rust's nightly build & toolchain
 RUN apk update && apk add --no-cache openssl-dev build-base curl && \
-    { curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --default-toolchain nightly; } && \
-    rustup target add x86_64-unknown-linux-musl
+    { curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --default-toolchain nightly; }
 
-# Build the dependencies
-# This is done separately to reduce average compile time
-# Afterwards, we remove the dummy src directory
-# Now, we build our own source code
+# Copy source code over to builder
 COPY Cargo.toml Cargo.lock ./
 COPY src/ ./src/
-RUN cargo build --release --target x86_64-unknown-linux-musl
+
+# Finally, build the project
+# Thank the lords that this article exists
+# https://users.rust-lang.org/t/sigsegv-with-program-linked-against-openssl-in-an-alpine-container/52172
+# TODO add what these flags do & why they work
+RUN RUSTFLAGS="-C target-feature=-crt-static" cargo build --release
 
 
 # Now, we create the actual image
-FROM scratch
+FROM alpine:latest
 
-# Install dependencies
-COPY --from=builder /usr/src/app/target/x86_64-unknown-linux-musl/release/rust-api /rust-api
+# Install some dynamic libraries needed for everything to work
+RUN apk update && apk add --no-cache openssl libgcc
 
-CMD ["/rust-api"]
+# Copy binary over to final image
+COPY --from=builder /usr/src/app/target/release/fej /usr/local/bin/fej
+
+CMD ["/usr/local/bin/fej"]

Makefile

@@ -1,5 +1,5 @@
 IMAGE := chewingbever/fej
-TAG   := 0.1-dev
+TAG   := 0.0.1-dev
 shell := /bin/bash