k8s influxdb

doc/k8s-testing.md

@@ -19,22 +19,27 @@
     * [Cassandra](#cassandra)
       * [Stateful Set](#stateful-set-1)
       * [Service](#service-1)
-  * [Hlæja](#hlæja)
+    * [InfluxDb](#influxdb)
-    * [Account Register](#account-register)
       * [Secret](#secret-1)
       * [Config Map](#config-map-1)
-      * [Deployment](#deployment)
+      * [Stateful Set](#stateful-set-2)
       * [Service](#service-2)
-    * [Device Register](#device-register)
+  * [Hlæja](#hlæja)
+    * [Account Register](#account-register)
       * [Secret](#secret-2)
       * [Config Map](#config-map-2)
-      * [Deployment](#deployment-1)
+      * [Deployment](#deployment)
       * [Service](#service-3)
-    * [Device Configuration](#device-configuration)
+    * [Device Register](#device-register)
       * [Secret](#secret-3)
       * [Config Map](#config-map-3)
-      * [Deployment](#deployment-2)
+      * [Deployment](#deployment-1)
       * [Service](#service-4)
+    * [Device Configuration](#device-configuration)
+      * [Secret](#secret-4)
+      * [Config Map](#config-map-4)
+      * [Deployment](#deployment-2)
+      * [Service](#service-5)
 <!-- TOC -->
 
 ----
@@ -226,6 +231,54 @@ kubectl apply -f .\kube\02-databases\02-cassandra\02-service.yaml
 
 ---
 
+### InfluxDb
+
+#### Secret
+
+```bash
+kubectl apply -f .\kube\02-databases\03-influxdb\01-secret.yaml
+```
+
+Set values:
+
+- influx root password
+- influx token
+
+using something a bit more secure `SCRAM-SHA-256$4096:f/IWlCTGdMT9qOjQlPbWtA==$qePy5ArW+7ykg3yHqW7qYH0j2384OIoV2IcBcz0mIRM=:KuU1xgnAVtOVpCZhdUJlI8F7Viz0ApmYxYEo5yXNCW0=` in this case we use `password`, to make this... use postgres to make a user and password, copy this value and now will use as admin password.
+
+#### Config Map
+
+```bash
+kubectl apply -f .\kube\02-databases\03-influxdb\02-configmap.yaml
+```
+
+Set values:
+
+- influx root username
+- influx mode
+- influx organisation
+- influx bucket
+
+#### Stateful Set
+
+This is the specifications for influxdb.
+
+```bash
+kubectl apply -f .\kube\02-databases\03-infulxdb\03-statefulset.yaml
+```
+
+Set storage size for permanent storage
+
+#### Service
+
+this exposes port and ip.
+
+```bash
+kubectl apply -f .\kube\02-databases\03-infulxdb\04-service.yaml
+```
+
+---
+
 ## Hlæja
 
 To access service use `kubectl exec -it <pod-name> -n hlaeja -- /bin/sh`

kube/02-databases/03-influxdb/01-secret.yaml

@@ -0,0 +1,13 @@
+apiVersion: v1
+kind: Secret
+metadata:
+  name: influxdb
+  namespace: hlaeja
+  labels:
+    app: influxdb
+    environment: testing
+    tier: database
+type: Opaque
+stringData:
+  DOCKER_INFLUXDB_INIT_PASSWORD: "password"
+  DOCKER_INFLUXDB_INIT_ADMIN_TOKEN: "influxdbToken=="

kube/02-databases/03-influxdb/02-configmap.yaml

@@ -0,0 +1,14 @@
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: influxdb
+  namespace: hlaeja
+  labels:
+    app: influxdb
+    environment: testing
+    tier: database
+data:
+  DOCKER_INFLUXDB_INIT_MODE: "setup"
+  DOCKER_INFLUXDB_INIT_USERNAME: "influx"
+  DOCKER_INFLUXDB_INIT_ORG: "hlaeja_ltd"
+  DOCKER_INFLUXDB_INIT_BUCKET: "device-data"

kube/02-databases/03-influxdb/03-statefulset.yaml

@@ -0,0 +1,41 @@
+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: influxdb
+  namespace: hlaeja
+  labels:
+    app: influxdb
+    environment: testing
+    tier: database
+spec:
+  serviceName: influxdb
+  replicas: 1
+  selector:
+    matchLabels:
+      app: influxdb
+  template:
+    metadata:
+      labels:
+        app: influxdb
+    spec:
+      containers:
+        - name: influxdb
+          image: influxdb:2.7.12
+          ports:
+            - containerPort: 8086
+          envFrom:
+            - configMapRef:
+                name: influxdb
+            - secretRef:
+                name: influxdb
+          volumeMounts:
+            - name: influxdb-data
+              mountPath: /var/lib/influxdb2
+  volumeClaimTemplates:
+    - metadata:
+        name: influxdb-data
+      spec:
+        accessModes: ["ReadWriteOnce"]
+        resources:
+          requests:
+            storage: 10Gi

kube/02-databases/03-influxdb/04-service.yaml

@@ -0,0 +1,21 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: influxdb
+  namespace: hlaeja
+  labels:
+    app: influxdb
+    environment: testing
+    tier: database
+  annotations:
+    metallb.universe.tf/address-pool: default
+spec:
+  type: LoadBalancer
+  loadBalancerIP: 10.0.3.143
+  selector:
+    app: influxdb
+  ports:
+    - port: 80
+      targetPort: 8086
+      protocol: TCP
+      name: influxdb