added kubernetes deployment

k8s/00-configmaps.yaml

@@ -0,0 +1,9 @@
+apiVersion: v1
+data:
+  CACHE: redis
+  JAVA_OPTS: -Xms2G -Xmx4G -XX:+UseG1GC
+  TB_QUEUE_TYPE: kafka
+kind: ConfigMap
+metadata:
+  name: thingsboard-config
+  namespace: thingsboard

k8s/00-namespace.yaml

@@ -0,0 +1,4 @@
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: thingsboard

k8s/00-secrets.yaml

@@ -0,0 +1,10 @@
+apiVersion: v1
+data:
+  # Base64 encoded values - update these with your actual values
+  # Example: echo -n "kafka:9092" | base64
+  KAFKA_BROKER_LIST: a2Fma2E6OTA5Mg==  # kafka:9092
+  KAFKA_ZOOKEEPER_CONNECT: em9va2VlcGVyOjIxODE=  # zookeeper:2181
+kind: Secret
+metadata:
+  name: kafka-secret
+  namespace: thingsboard

k8s/01-postgres.yaml

@@ -0,0 +1,76 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: thingsboard-pg-postgresql
+  namespace: thingsboard
+  labels:
+    app: postgresql
+spec:
+  ports:
+  - name: postgresql
+    port: 5432
+    targetPort: 5432
+  selector:
+    app: postgresql
+  type: ClusterIP
+
+---
+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: thingsboard-pg-postgresql
+  namespace: thingsboard
+spec:
+  serviceName: thingsboard-pg-postgresql
+  replicas: 1
+  selector:
+    matchLabels:
+      app: postgresql
+  template:
+    metadata:
+      labels:
+        app: postgresql
+    spec:
+      initContainers:
+      - name: fix-permissions
+        image: busybox:1.35
+        command: ['sh', '-c', 'chmod -R 777 /bitnami/postgresql && chown -R 1001:1001 /bitnami/postgresql']
+        volumeMounts:
+        - name: data
+          mountPath: /bitnami/postgresql
+        securityContext:
+          runAsUser: 0
+      containers:
+      - name: postgresql
+        image: bitnamilegacy/postgresql:14.13.0-debian-12-r8
+        env:
+        - name: POSTGRESQL_USERNAME
+          value: "postgres"
+        - name: POSTGRESQL_PASSWORD
+          value: "CHANGE_ME"  # Set your PostgreSQL password here
+        - name: POSTGRESQL_DATABASE
+          value: "thingsboard"
+        - name: PGDATA
+          value: "/bitnami/postgresql/data"
+        ports:
+        - containerPort: 5432
+          name: postgresql
+        volumeMounts:
+        - name: data
+          mountPath: /bitnami/postgresql
+        resources:
+          requests:
+            memory: "512Mi"
+            cpu: "250m"
+          limits:
+            memory: "2Gi"
+            cpu: "1000m"
+  volumeClaimTemplates:
+  - metadata:
+      name: data
+    spec:
+      accessModes: [ "ReadWriteOnce" ]
+      resources:
+        requests:
+          storage: 8Gi
+      storageClassName: standard  # Change to your storage class

k8s/02-zookeeper.yaml

@@ -0,0 +1,51 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: zookeeper
+  namespace: thingsboard
+  labels:
+    app: zookeeper
+spec:
+  ports:
+  - port: 2181
+    targetPort: 2181
+  selector:
+    app: zookeeper
+
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: zookeeper
+  namespace: thingsboard
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: zookeeper
+  template:
+    metadata:
+      labels:
+        app: zookeeper
+    spec:
+      containers:
+      - name: zookeeper
+        image: zookeeper:3.8.1
+        ports:
+        - containerPort: 2181
+        env:
+        - name: ZOO_MY_ID
+          value: "1"
+        - name: ZOO_SERVERS
+          value: "server.1=0.0.0.0:2888:3888;2181"
+        - name: ZOO_ADMINSERVER_ENABLED
+          value: "false"
+        - name: ZOO_LISTEN_ADDRESS
+          value: "0.0.0.0"
+        resources:
+          requests:
+            memory: "512Mi"
+            cpu: "250m"
+          limits:
+            memory: "1Gi"
+            cpu: "500m"

k8s/03-kafka.yaml

@@ -0,0 +1,58 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: kafka
+  namespace: thingsboard
+  labels:
+    app: kafka
+spec:
+  ports:
+  - name: client
+    port: 9092
+    targetPort: 9092
+  selector:
+    app: kafka
+
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: kafka
+  namespace: thingsboard
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: kafka
+  template:
+    metadata:
+      labels:
+        app: kafka
+    spec:
+      containers:
+      - name: kafka
+        image: wurstmeister/kafka:2.13-2.8.1
+        ports:
+        - containerPort: 9092
+        env:
+        - name: KAFKA_BROKER_ID
+          value: "1"
+        - name: KAFKA_ZOOKEEPER_CONNECT
+          value: "zookeeper:2181"
+        - name: KAFKA_LISTENERS
+          value: "PLAINTEXT://0.0.0.0:9092"
+        - name: KAFKA_ADVERTISED_LISTENERS
+          value: "PLAINTEXT://kafka:9092"
+        - name: KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR
+          value: "1"
+        - name: KAFKA_AUTO_CREATE_TOPICS_ENABLE
+          value: "true"
+        - name: KAFKA_PORT
+          value: "9092"
+        resources:
+          requests:
+            memory: "1Gi"
+            cpu: "500m"
+          limits:
+            memory: "2Gi"
+            cpu: "1000m"

k8s/04-redis.yaml

@@ -0,0 +1,44 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: redis
+  namespace: thingsboard
+  labels:
+    app: redis
+spec:
+  ports:
+  - name: redis
+    port: 6379
+    targetPort: 6379
+  selector:
+    app: redis
+
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: redis
+  namespace: thingsboard
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: redis
+  template:
+    metadata:
+      labels:
+        app: redis
+    spec:
+      containers:
+      - name: redis
+        image: redis:7-alpine
+        ports:
+        - containerPort: 6379
+        resources:
+          requests:
+            memory: "256Mi"
+            cpu: "100m"
+          limits:
+            memory: "512Mi"
+            cpu: "500m"
+

k8s/05-tb-core.yaml

@@ -0,0 +1,112 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: tb-core
+  namespace: thingsboard
+  labels:
+    app: tb-core
+spec:
+  ports:
+  - name: http
+    port: 8080
+    targetPort: 8080
+  - name: grpc
+    port: 7070
+    targetPort: 7070
+  selector:
+    app: tb-core
+
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: tb-core1
+  namespace: thingsboard
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: tb-core
+      instance: tb-core1
+  template:
+    metadata:
+      labels:
+        app: tb-core
+        instance: tb-core1
+    spec:
+      initContainers:
+      - name: wait-for-db
+        image: postgres:14
+        command: ['sh', '-c', 'until pg_isready -h thingsboard-pg-postgresql -p 5432 -U postgres; do echo waiting for database; sleep 2; done;']
+        resources:
+          requests:
+            memory: "64Mi"
+            cpu: "50m"
+          limits:
+            memory: "128Mi"
+            cpu: "100m"
+      - name: create-log-dir
+        image: busybox
+        command: ['sh', '-c', 'mkdir -p /var/log/thingsboard && chmod 777 /var/log/thingsboard']
+        resources:
+          requests:
+            memory: "64Mi"
+            cpu: "50m"
+          limits:
+            memory: "128Mi"
+            cpu: "100m"
+        volumeMounts:
+        - name: tb-logs
+          mountPath: /var/log/thingsboard
+      containers:
+      - name: tb-core
+        image: thingsboard/tb-node:4.2.0
+        ports:
+        - containerPort: 8080
+        - containerPort: 7070
+        env:
+        - name: TB_SERVICE_ID
+          value: "tb-core1"
+        - name: TB_SERVICE_TYPE
+          value: "tb-core"
+        - name: EDGES_ENABLED
+          value: "true"
+        - name: TB_QUEUE_TYPE
+          value: "kafka"
+        - name: TB_KAFKA_SERVERS
+          value: "kafka:9092"
+        - name: TB_CACHE_TYPE
+          value: "redis"
+        - name: REDIS_HOST
+          value: "redis"
+        - name: REDIS_PORT
+          value: "6379"
+        - name: SPRING_DATASOURCE_URL
+          value: "jdbc:postgresql://thingsboard-pg-postgresql:5432/thingsboard"
+        - name: SPRING_DATASOURCE_USERNAME
+          value: "postgres"
+        - name: SPRING_DATASOURCE_PASSWORD
+          value: "CHANGE_ME"  # Must match PostgreSQL password
+        - name: SPRING_JPA_DATABASE_PLATFORM
+          value: "org.hibernate.dialect.PostgreSQLDialect"
+        - name: DATABASE_TS_TYPE
+          value: "sql"
+        - name: TB_QUEUE_KAFKA_REPLICATION_FACTOR
+          value: "1"
+        - name: HTTP_LOG_CONTROLLER_ERROR_STACK_TRACE
+          value: "false"
+        - name: JAVA_OPTS
+          value: "-Xms2G -Xmx4G -XX:+UseG1GC -XX:MaxGCPauseMillis=500"
+        volumeMounts:
+        - name: tb-logs
+          mountPath: /var/log/thingsboard
+        resources:
+          requests:
+            memory: "2Gi"
+            cpu: "1000m"
+          limits:
+            memory: "4Gi"
+            cpu: "2000m"
+      volumes:
+      - name: tb-logs
+        emptyDir: {}