yanivomc · ophir15 · Feb 23, 2026 · Feb 23, 2026
diff --git a/app-running.jpg b/app-running.jpg
diff --git a/exam-code/docker/be/Dockerfile b/exam-code/docker/be/Dockerfile
@@ -1,13 +1,13 @@
 # Dockerfile for Backend Service
 FROM python:3.12-slim
 
+WORKDIR /app
 
-
-
+COPY requirements.txt ./
 RUN pip install --no-cache-dir -r requirements.txt
 
+COPY src ./src
 
+EXPOSE 5001
 
-CMD ["python", "main.py"]
-
-EXPOSE 5001
+CMD ["python", "src/main.py"]
diff --git a/exam-code/docker/docker-compose.yaml b/exam-code/docker/docker-compose.yaml
@@ -1,9 +1,36 @@
 services:
   web:
-
+    build:
+      context: ./fe
+    ports:
+      - "5002:5002"
+    depends_on:
+      - backend-service
+    networks:
+      - app-net
 
   backend-service:
-
+    build:
+      context: ./be
+    ports:
+      - "5001:5001"
+    environment:
+      MYSQL_HOST: ${MYSQL_HOST}
+      MYSQL_USER: ${MYSQL_USER}
+      MYSQL_PASSWORD: ${MYSQL_PASSWORD}
+    depends_on:
+      - mysqldb
+    networks:
+      - app-net
 
   mysqldb:
-
+    image: mysql:5.7
+    environment:
+      MYSQL_ROOT_PASSWORD: ${MYSQL_ROOT_PASSWORD}
+      MYSQL_DATABASE: ${MYSQL_DATABASE}
+    networks:
+      - app-net
+
+networks:
+  app-net:
+    driver: bridge
diff --git a/exam-code/docker/fe/Dockerfile b/exam-code/docker/fe/Dockerfile
@@ -1,12 +1,13 @@
 # Dockerfile for Frontend Service
 FROM python:3.12-slim
 
+WORKDIR /app
 
-
-
+COPY requirements.txt ./
 RUN pip install --no-cache-dir -r requirements.txt
 
+COPY src ./src
 
+EXPOSE 5002
 
-CMD ["python", "main.py"]
-
+CMD ["python", "src/main.py"]
diff --git a/exam-code/helm/backend/Chart.yaml b/exam-code/helm/backend/Chart.yaml
@@ -0,0 +1,6 @@
+apiVersion: v2
+name: backend
+description: Helm chart for the backend service
+type: application
+version: 0.1.0
+appVersion: "1.0"
diff --git a/exam-code/helm/backend/templates/_helpers.tpl b/exam-code/helm/backend/templates/_helpers.tpl
@@ -0,0 +1,11 @@
+{{- define "backend.name" -}}
+{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+
+{{- define "backend.fullname" -}}
+{{- if .Values.fullnameOverride -}}
+{{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" -}}
+{{- else -}}
+{{- printf "%s-%s" .Release.Name (include "backend.name" .) | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+{{- end -}}
diff --git a/exam-code/helm/backend/templates/deployment.yaml b/exam-code/helm/backend/templates/deployment.yaml
@@ -0,0 +1,43 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ include "backend.fullname" . }}
+  labels:
+    app.kubernetes.io/name: {{ include "backend.name" . }}
+    app.kubernetes.io/instance: {{ .Release.Name }}
+spec:
+  replicas: {{ .Values.replicaCount }}
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: {{ include "backend.name" . }}
+      app.kubernetes.io/instance: {{ .Release.Name }}
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: {{ include "backend.name" . }}
+        app.kubernetes.io/instance: {{ .Release.Name }}
+    spec:
+      containers:
+        - name: backend
+          image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
+          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          ports:
+            - containerPort: {{ .Values.containerPort }}
+          env:
+            - name: MYSQL_HOST
+              value: {{ .Values.mysql.host | quote }}
+            - name: MYSQL_USER
+              valueFrom:
+                secretKeyRef:
+                  name: {{ .Values.secret.name }}
+                  key: MYSQL_USER
+            - name: MYSQL_PASSWORD
+              valueFrom:
+                secretKeyRef:
+                  name: {{ .Values.secret.name }}
+                  key: MYSQL_PASSWORD
+            - name: MYSQL_DATABASE
+              valueFrom:
+                secretKeyRef:
+                  name: {{ .Values.secret.name }}
+                  key: MYSQL_DATABASE
diff --git a/exam-code/helm/backend/templates/secret.yaml b/exam-code/helm/backend/templates/secret.yaml
@@ -0,0 +1,12 @@
+apiVersion: v1
+kind: Secret
+metadata:
+  name: {{ .Values.secret.name }}
+  labels:
+    app.kubernetes.io/name: {{ include "backend.name" . }}
+    app.kubernetes.io/instance: {{ .Release.Name }}
+type: Opaque
+stringData:
+  MYSQL_USER: {{ .Values.mysql.user | quote }}
+  MYSQL_PASSWORD: {{ .Values.mysql.password | quote }}
+  MYSQL_DATABASE: {{ .Values.mysql.database | quote }}
diff --git a/exam-code/helm/backend/templates/service.yaml b/exam-code/helm/backend/templates/service.yaml
@@ -0,0 +1,15 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ include "backend.fullname" . }}
+  labels:
+    app.kubernetes.io/name: {{ include "backend.name" . }}
+    app.kubernetes.io/instance: {{ .Release.Name }}
+spec:
+  type: {{ .Values.service.type }}
+  selector:
+    app.kubernetes.io/name: {{ include "backend.name" . }}
+    app.kubernetes.io/instance: {{ .Release.Name }}
+  ports:
+    - port: {{ .Values.service.port }}
+      targetPort: {{ .Values.containerPort }}
diff --git a/exam-code/helm/backend/values.yaml b/exam-code/helm/backend/values.yaml
@@ -0,0 +1,24 @@
+# Number of backend replicas.
+replicaCount: 2
+
+image:
+  repository: be
+  tag: latest
+  pullPolicy: IfNotPresent
+
+service:
+  type: ClusterIP
+  port: 5001
+
+containerPort: 5001
+
+# Database connection info and credentials for the backend secret.
+mysql:
+  host: mysqldb
+  user: "CHANGE_ME"
+  password: "CHANGE_ME"
+  database: "CHANGE_ME"
+
+# Name of the secret created for backend DB credentials.
+secret:
+  name: backend-secrets
diff --git a/exam-code/helm/frontend/Chart.yaml b/exam-code/helm/frontend/Chart.yaml
@@ -0,0 +1,6 @@
+apiVersion: v2
+name: frontend
+description: Helm chart for the frontend service
+type: application
+version: 0.1.0
+appVersion: "1.0"
diff --git a/exam-code/helm/frontend/templates/_helpers.tpl b/exam-code/helm/frontend/templates/_helpers.tpl
@@ -0,0 +1,11 @@
+{{- define "frontend.name" -}}
+{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+
+{{- define "frontend.fullname" -}}
+{{- if .Values.fullnameOverride -}}
+{{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" -}}
+{{- else -}}
+{{- printf "%s-%s" .Release.Name (include "frontend.name" .) | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+{{- end -}}
diff --git a/exam-code/helm/frontend/templates/deployment.yaml b/exam-code/helm/frontend/templates/deployment.yaml
@@ -0,0 +1,25 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ include "frontend.fullname" . }}
+  labels:
+    app.kubernetes.io/name: {{ include "frontend.name" . }}
+    app.kubernetes.io/instance: {{ .Release.Name }}
+spec:
+  replicas: {{ .Values.replicaCount }}
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: {{ include "frontend.name" . }}
+      app.kubernetes.io/instance: {{ .Release.Name }}
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: {{ include "frontend.name" . }}
+        app.kubernetes.io/instance: {{ .Release.Name }}
+    spec:
+      containers:
+        - name: frontend
+          image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
+          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          ports:
+            - containerPort: {{ .Values.containerPort }}
diff --git a/exam-code/helm/frontend/templates/service.yaml b/exam-code/helm/frontend/templates/service.yaml
@@ -0,0 +1,15 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ include "frontend.fullname" . }}
+  labels:
+    app.kubernetes.io/name: {{ include "frontend.name" . }}
+    app.kubernetes.io/instance: {{ .Release.Name }}
+spec:
+  type: {{ .Values.service.type }}
+  selector:
+    app.kubernetes.io/name: {{ include "frontend.name" . }}
+    app.kubernetes.io/instance: {{ .Release.Name }}
+  ports:
+    - port: {{ .Values.service.port }}
+      targetPort: {{ .Values.containerPort }}
diff --git a/exam-code/helm/frontend/values.yaml b/exam-code/helm/frontend/values.yaml
@@ -0,0 +1,12 @@
+replicaCount: 2
+
+image:
+  repository: fe
+  tag: latest
+  pullPolicy: IfNotPresent
+
+service:
+  type: LoadBalancer
+  port: 5002
+
+containerPort: 5002
diff --git a/exam-code/helm/mysql/Chart.yaml b/exam-code/helm/mysql/Chart.yaml
@@ -0,0 +1,6 @@
+apiVersion: v2
+name: mysql
+description: Helm chart for the MySQL database
+type: application
+version: 0.1.0
+appVersion: "5.7"
diff --git a/exam-code/helm/mysql/templates/_helpers.tpl b/exam-code/helm/mysql/templates/_helpers.tpl
@@ -0,0 +1,11 @@
+{{- define "mysql.name" -}}
+{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+
+{{- define "mysql.fullname" -}}
+{{- if .Values.fullnameOverride -}}
+{{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" -}}
+{{- else -}}
+{{- printf "%s-%s" .Release.Name (include "mysql.name" .) | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+{{- end -}}
diff --git a/exam-code/helm/mysql/templates/deployment.yaml b/exam-code/helm/mysql/templates/deployment.yaml
@@ -0,0 +1,46 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ include "mysql.fullname" . }}
+  labels:
+    app.kubernetes.io/name: {{ include "mysql.name" . }}
+    app.kubernetes.io/instance: {{ .Release.Name }}
+spec:
+  replicas: {{ .Values.replicaCount }}
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: {{ include "mysql.name" . }}
+      app.kubernetes.io/instance: {{ .Release.Name }}
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: {{ include "mysql.name" . }}
+        app.kubernetes.io/instance: {{ .Release.Name }}
+    spec:
+      containers:
+        - name: mysql
+          image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
+          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          ports:
+            - containerPort: {{ .Values.containerPort }}
+          env:
+            - name: MYSQL_ROOT_PASSWORD
+              valueFrom:
+                secretKeyRef:
+                  name: {{ .Values.secret.name }}
+                  key: MYSQL_ROOT_PASSWORD
+            - name: MYSQL_DATABASE
+              valueFrom:
+                secretKeyRef:
+                  name: {{ .Values.secret.name }}
+                  key: MYSQL_DATABASE
+            - name: MYSQL_USER
+              valueFrom:
+                secretKeyRef:
+                  name: {{ .Values.secret.name }}
+                  key: MYSQL_USER
+            - name: MYSQL_PASSWORD
+              valueFrom:
+                secretKeyRef:
+                  name: {{ .Values.secret.name }}
+                  key: MYSQL_PASSWORD
diff --git a/exam-code/helm/mysql/templates/secret.yaml b/exam-code/helm/mysql/templates/secret.yaml
@@ -0,0 +1,13 @@
+apiVersion: v1
+kind: Secret
+metadata:
+  name: {{ .Values.secret.name }}
+  labels:
+    app.kubernetes.io/name: {{ include "mysql.name" . }}
+    app.kubernetes.io/instance: {{ .Release.Name }}
+type: Opaque
+stringData:
+  MYSQL_ROOT_PASSWORD: {{ .Values.auth.rootPassword | quote }}
+  MYSQL_DATABASE: {{ .Values.auth.database | quote }}
+  MYSQL_USER: {{ .Values.auth.user | quote }}
+  MYSQL_PASSWORD: {{ .Values.auth.password | quote }}
diff --git a/exam-code/helm/mysql/templates/service.yaml b/exam-code/helm/mysql/templates/service.yaml
@@ -0,0 +1,15 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ include "mysql.fullname" . }}
+  labels:
+    app.kubernetes.io/name: {{ include "mysql.name" . }}
+    app.kubernetes.io/instance: {{ .Release.Name }}
+spec:
+  type: {{ .Values.service.type }}
+  selector:
+    app.kubernetes.io/name: {{ include "mysql.name" . }}
+    app.kubernetes.io/instance: {{ .Release.Name }}
+  ports:
+    - port: {{ .Values.service.port }}
+      targetPort: {{ .Values.containerPort }}
diff --git a/exam-code/helm/mysql/values.yaml b/exam-code/helm/mysql/values.yaml
@@ -0,0 +1,24 @@
+# Number of mysql replicas.
+replicaCount: 1
+
+image:
+  repository: mysql
+  tag: "5.7"
+  pullPolicy: IfNotPresent
+
+service:
+  type: ClusterIP
+  port: 3306
+
+containerPort: 3306
+
+# Database credentials for the mysql secret.
+auth:
+  rootPassword: "CHANGE_ME"
+  database: "CHANGE_ME"
+  user: "CHANGE_ME"
+  password: "CHANGE_ME"
+
+# Name of the secret created for mysql credentials.
+secret:
+  name: mysql-secrets