Add build arguments for Alpine and OpenSSL versions in Docker setup (#6)

Author: mildronize

.github/workflows/publish-image.yml

@@ -48,4 +48,8 @@ jobs:
           push: true
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
-          cache-from: type=gha
+          cache-from: type=gha
+          build-args: |
+            ALPINE_VERSION=3.21.3
+            OPENSSL_VERSION=3.3.3-r0
+          

Dockerfile

@@ -1,7 +1,9 @@
-FROM alpine:3.21.3
+ARG ALPINE_VERSION=3.21.3
+FROM alpine:${ALPINE_VERSION}
 
 # Install openssl and bash for better scripting
-RUN apk add --no-cache openssl bash
+ARG OPENSSL_VERSION=3.3.3-r0
+RUN apk add --no-cache openssl=${OPENSSL_VERSION} bash
 
 # Set working directory
 WORKDIR /app

docker/README.md

@@ -130,4 +130,32 @@ Should see tls.crt tls.key ca.crt in /certs
 docker exec -it key2pfx-dev bash
 
 cd /certs
+```
+
+# Build with custom version  
+
+Docker compose
+
+```yaml
+key2pfx:
+    container_name: key2pfx-dev
+    # entrypoint: ["/bin/bash", "-c"]
+    # command: ["sleep infinity"]
+    image: key2pfx:latest
+    build:
+      context: ../
+      dockerfile: ./Dockerfile
+      args:
+        ALPINE_VERSION: 3.21.3
+        OPENSSL_VERSION: 3.3.3-r0
+```
+
+```bash
+docker compose -f docker-compose-dev.yaml build --no-cache
+```
+
+Docker
+
+```bash
+docker build --build-arg ALPINE_VERSION=3.21.3 --build-arg OPENSSL_VERSION=3.3.3-r0 -t key2pfx:dev .
 ```

docker/docker-compose-dev.yaml

@@ -7,6 +7,9 @@ services:
     build:
       context: ../
       dockerfile: ./Dockerfile
+      args:
+        ALPINE_VERSION: 3.21.3
+        OPENSSL_VERSION: 3.3.3-r0
     environment:
       - CRT=/certs/tls.crt
       - KEY=/certs/tls.key