feat: run migrations from another image

.github/workflows/auth.yml

@@ -14,6 +14,7 @@ env:
   KUBE_CONFIG: ${{ secrets.KUBE_CONFIG }}
   NAMESPACE: ${{ secrets.NAMESPACE }}
   IMAGE: andreq21/auth:${{ github.sha }}
+  IMAGE_MIGRATOR: andreq21/auth-migrator:${{ github.sha }}
 
 jobs:
   lint:
@@ -48,6 +49,7 @@ jobs:
       - name: Build Docker image
         run: |
           docker build -t $IMAGE -f ./service/auth/Dockerfile .
+          docker build -t $IMAGE_MIGRATOR -f ./service/auth/migration.Dockerfile .
 
       - name: Login to Docker Hub
         run: |
@@ -56,6 +58,7 @@ jobs:
       - name: Push Docker image to Docker Hub
         run: |
           docker push $IMAGE
+          docker push $IMAGE_MIGRATOR
 
   deploy:
     runs-on: ubuntu-latest
@@ -104,4 +107,4 @@ jobs:
 
       - name: Deploy to Kubernetes
         run: |
-          helm upgrade --install auth ./deploy/helm/auth --namespace=$NAMESPACE --set app.image.tag=$IMAGE
+          helm upgrade --install auth ./deploy/helm/auth --namespace=$NAMESPACE --set app.image.tag=$IMAGE --set migrator.image.tag=$IMAGE_MIGRATOR

deploy/helm/auth/templates/deployment.yaml

@@ -15,18 +15,12 @@ spec:
       imagePullSecrets:
         - name: j11er-docker-registry
       initContainers:
-        - name: migrations
-          image: {{ .Values.app.image.tag }}
+        - name: migrator
+          image: {{ .Values.migrator.image.tag }}
           imagePullPolicy: IfNotPresent
           envFrom:
             - configMapRef:
                 name: auth-backend-env-config
-          command: ["/bin/sh"]
-          args: ["/opt/scripts/run-migrations.sh"]
-          volumeMounts:
-            - name: bash-script-migrations
-              mountPath: /opt/scripts/
-              subPath: run-migrations.sh
       containers:
         - name: auth-backend
           image: {{ .Values.app.image.tag }}
@@ -45,7 +39,3 @@ spec:
             requests:
               cpu: 100m
               memory: 256Mi
-      volumes:
-          - name: bash-script-migrations
-            configMap:
-              name: bash-script-migrations

deploy/helm/auth/values.yaml

@@ -3,3 +3,7 @@ app:
   port: 50051
   image:
     tag: ""
+
+migrator:
+  image:
+    tag: ""

service/auth/migration.Dockerfile

@@ -0,0 +1,13 @@
+FROM alpine:3.20
+
+RUN apk update && apk upgrade && apk add bash && rm -rf /var/cache/apk/*
+
+ADD https://github.com/pressly/goose/releases/download/v3.20.0/goose_linux_x86_64 /bin/goose
+RUN chmod +x /bin/goose
+
+WORKDIR /opt
+
+COPY service/auth/migrations ./migrations
+
+ENV GOOSE_DBSTRING=postgresql://${POSTGRES_USER}:${POSTGRES_PASSWORD}@${POSTGRES_HOST}:${POSTGRES_PORT}/${POSTGRES_DB}?sslmode=disable
+RUN /bin/goose -dir ./migrations/postgres postgres up