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--- tips:minikube [2021/09/27 13:41] – rmontresor
+++ tips:minikube [2021/09/28 14:42] (current) – [Install Minikube] scipio
@@ Line 1: / Line 1: @@
 ====== MiniKube ======
-<code | download>
-paru -S kubectl minikube kompose
+===== Install Minikube on ubuntu =====
+[[https://minikube.sigs.k8s.io/docs/start/]]
+**Install minikube**
+<code>
+curl -LO https://storage.googleapis.com/minikube/releases/latest/minikube-linux-amd64
+sudo install minikube-linux-amd64 /usr/local/bin/minikube</code>
+**Install Kubectl**
+<code>
+curl -LO "https://dl.k8s.io/release/$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/linux/amd64/kubectl"
+sudo install -o root -g root -m 0755 kubectl /usr/local/bin/kubectl
 </code>
-==== Install Minikube ====
+<code>
+minikube start
+</code>
-[[https://phoenixnap.com/kb/install-minikube-on-ubuntu]]
-=== install VirtulBox ===
-<code>sudo apt install virtualbox virtualbox-ext-pack</code>
-=== install MiniKube ===
+===== Install on arch =====
-<code>wget https://storage.googleapis.com/minikube/releases/latest/minikube-linux-amd64</code>
-<code>sudo cp minikube-linux-amd64 /usr/local/bin/minikube</code>
-<code>sudo chmod 755 /usr/local/bin/minikube</code>
-=== install Kubectl ===
+==== Run PostgreSQL server and Pgadmin on minikube ====
-<code>curl -LO https://storage.googleapis.com/kubernetes-release/release/`curl -s https://storage.googleapis.com/kubernetes-release/release/stable.txt`/bin/linux/amd64/kubectl</code>
+**Deploy Postgres**
-<code>chmod +x ./kubectl</code>
-<code>sudo mv ./kubectl /usr/local/bin/kubectl</code>
-<code>check version --> kubectl version -o json</code>
-<code>minikube start</code>
-=== Deploy Postgres ===
+Create configuration file (.yaml)
-  - Create configuration file (.yaml)
+<code yaml postgres-configuration.yaml>
-  - kubectl apply -f <filename.yaml>
+apiVersion: v1
-  - Create PersistenVolumeClaim file (.yaml)
+kind: ConfigMap
-  - kubectl apply -f <filename.yaml>
+metadata:
-  - Create deployment file (.yaml)
+  name: postgres-config
-  - kubectl apply -f <filename.yaml>
+  labels:
-  - Create service file (.yaml)
+    app: postgres
-  - kubectl apply -f <filename.yaml>
+data:
+  POSTGRES_DB: postgresdb
+  POSTGRES_USER: admin
+  POSTGRES_PASSWORD: test123
+---
-=== Deploy Pgadmin ===
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: postgres
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: postgres
+  template:
+    metadata:
+      labels:
+        app: postgres
+    spec:
+      volumes:
+        - name: postgres-pv-storage
+          persistentVolumeClaim:
+            claimName: postgres-pv-claim
+      containers:
+        - name: postgres
+          image: postgres:12
+          imagePullPolicy: "IfNotPresent"
+          ports:
+            - containerPort: 5432
+          envFrom:
+            - configMapRef:
+                name: postgres-config
+          volumeMounts:
+            - mountPath: /var/lib/postgresql/data
+              name: postgres-pv-storage
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: postgres
+  labels:
+    app: postgres
+spec:
+  type: NodePort
+  ports:
+   - port: 5432
+  selector:
+   app: postgres
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: postgres-pv-claim
+spec:
+  accessModes:
+  - ReadWriteOnce
+  resources:
+    requests:
+      storage: 100Mi
+</code>
+<code>kubectl apply -f <namefile></code>
+**Deploy Pgadmin**
 [[https://www.enterprisedb.com/blog/how-deploy-pgadmin-kubernetes]]
-  - Create configuration file (.yaml)
+Create configuration file (.yaml)
-  - kubectl apply -f <filename.yaml>
+<code yaml pgadmin-configuration.yaml>
-  - Create service file (.yaml)
+apiVersion: v1
-  - kubectl apply -f <filename.yaml>
+kind: ConfigMap
-  - Create StatefulSet file (.yaml)
+metadata:
-  - kubectl apply -f <filename.yaml>
+  name: postgres-config
+  labels:
+    app: postgres
+data:
+  POSTGRES_DB: postgresdb
+  POSTGRES_USER: admin
+  POSTGRES_PASSWORD: test123
+---
-=== Connect pgadmin to server ===
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: postgres
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: postgres
+  template:
+    metadata:
+      labels:
+        app: postgres
+    spec:
+      volumes:
+        - name: postgres-pv-storage
+          persistentVolumeClaim:
+            claimName: postgres-pv-claim
+      containers:
+        - name: postgres
+          image: postgres:12
+          imagePullPolicy: "IfNotPresent"
+          ports:
+            - containerPort: 5432
+          envFrom:
+            - configMapRef:
+                name: postgres-config
+          volumeMounts:
+            - mountPath: /var/lib/postgresql/data
+              name: postgres-pv-storage
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: postgres
+  labels:
+    app: postgres
+spec:
+  type: NodePort
+  ports:
+   - port: 5432
+  selector:
+   app: postgres
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: postgres-pv-claim
+spec:
+  accessModes:
+  - ReadWriteOnce
+  resources:
+    requests:
+      storage: 100Mi
+</code>
+<code>
+kubectl apply -f <filename.yaml>
+</code>
+**Connect pgadmin to server**
 <code>minikube service <NamePgadminService></code>
   - Login Pgadmin
   - Server --> Properties
-  - Change host name/address to Postgres service name
+  - Change host name/address to Postgres service name --> postgres
-  - Change port (if not default) to ContainerPort (not Minikube service port)
+  - Change username to one set in postgres config file --> admin
+  - Change port (if not default) to ContainerPort (not Minikube service port) --> 5432
   - Connect to server