Add build scripts for frontend and deploy a particular version

Author: jaimebuelta

ch11/kubernetes/frontend/deployment.yaml

@@ -23,7 +23,7 @@ spec:
         spec:
             containers:
                 - name: frontend-service
-                  image: thoughts_frontend:latest
+                  image: thoughts_frontend:v3.7
                   imagePullPolicy: Never
                   ports:
                      - containerPort: 8000

ch11/microservices/frontend/build-test.sh

@@ -0,0 +1,4 @@
+VERSION_SHA=8bee3a8b48638c1f184d084dace3015dd9953b5e
+VERSION_NAME=v3.7
+docker-compose build --build-arg VERSION_NAME=${VERSION_NAME} --build-arg VERSION_SHA=${VERSION_SHA}
+docker tag thoughts_frontend:latest thoughts_frontend:${VERSION_NAME}

ch11/microservices/frontend/build.sh

@@ -0,0 +1,6 @@
+VERSION_SHA=`git log --format=format:%H -n 1`
+VERSION_NAME=`git describe --tags`
+docker-compose build --build-arg VERSION_NAME=${VERSION_NAME} --build-arg VERSION_SHA=${VERSION_SHA}
+
+# tag the resulting image with the version
+docker tag thoughts_server:latest thoughts_server:${VERSION_NAME}

ch11/microservices/frontend/environment.env

@@ -1,4 +1,4 @@
 # Remember to tweak this parameters to point to your IP, as 
 # describred in Chapter 6: Implementing multiple services
-THOUGHTS_BACKEND_URL=http://10.0.10.5:8000
-USER_BACKEND_URL=http://10.0.10.5:8001
+THOUGHTS_BACKEND_URL=http://10.0.10.15:8000
+USER_BACKEND_URL=http://10.0.10.15:8001