Lab 6 bonus task + crucial bug fixes in app_go

ansible/playbooks/dev/app_go/main.yml

@@ -0,0 +1,18 @@
+- name: Deploy go app
+  hosts: all
+  roles:
+    - name: "Deploy kolay0ne/app_go:lab6"
+      role: web_app
+      image_name: "kolay0ne/app_go"
+      image_tag: "lab6"
+      publish_ports:
+        - "5500:5000"
+      wipe: false
+      tags: []  # Run by default
+
+    - name: "Wipe kolay0ne/app_go:lab6"
+      role: web_app
+      image_name: "kolay0ne/app_go"
+      image_tag: "lab6"
+      wipe: true
+      tags: [never, wipe]  # Only run on wipe

app_go/Dockerfile

@@ -9,8 +9,9 @@ COPY go.mod *.go /usr/src/app/
 RUN ["env", "CGO_ENABLED=0", "go", "build", "-o", "catfact_webapp", "."]
 
 
-# Like `FROM scratch` but with SSL
-FROM damdo/sscratch
+FROM scratch
+# Enable https requests from within the container
+COPY --from=0 /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
 
 EXPOSE 5000
 

app_go/main.go

@@ -10,7 +10,7 @@ func handler(w http.ResponseWriter, r *http.Request) {
 	fact, err := catFact()
 	if err == nil {
         w.WriteHeader(http.StatusOK)
-		_, _ = fmt.Fprintf(w, fact)
+		_, _ = fmt.Fprintf(w, "%s", fact)
 	} else {
         w.WriteHeader(http.StatusInternalServerError)
 		_, _ = fmt.Fprintf(w, "Failed to query a cat fact :(")