Adding version number env param to image

.github/workflows/image-push.yml

@@ -47,6 +47,8 @@ jobs:
         uses: docker/build-push-action@v3
         with:
           push: true
+          build-args: |
+            APP_VERSION=${{ steps.get_version.outputs.VERSION }}
           tags: |
             ${{ env.REGISTRY }}:latest
             ${{ env.REGISTRY }}:${{ steps.get_version.outputs.VERSION }}

Dockerfile

@@ -23,6 +23,12 @@ RUN apt-get clean
 # get some credit
 LABEL maintainer="[email protected]"
 
+# get the build argument that has the version
+ARG APP_VERSION=$(APP_VERSION)
+
+# now add the version arg value into a ENV param
+ENV APP_VERSION=$APP_VERSION
+
 # Copy in just the requirements first for caching purposes
 COPY requirements.txt requirements.txt
 RUN pip install -r requirements.txt

src/server.py

@@ -10,6 +10,7 @@
 """
 
 import json
+import os
 import re
 from pathlib import Path
 
@@ -23,7 +24,7 @@
 from src.common.pg_impl import PGImplementation
 
 # set the app version
-APP_VERSION = 'v0.3.11'
+APP_VERSION = os.getenv('APP_VERSION', 'Version number not set')
 
 # declare the FastAPI details
 APP = FastAPI(title='APSVIZ Settings', version=APP_VERSION)