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<blockquote data-quote="6h057" data-source="post: 30530399" data-attributes="member: 587218">Hope the following helps:<table style='width: 100%'><tr><td>
<h3>1. Pod</h3>
[CODE=yaml]apiVersion: v1 
kind: Pod 
metadata: 
&nbsp; name: my-pod 
&nbsp; labels: 
&nbsp; &nbsp; app: my-app 
spec: 
&nbsp; containers: 
&nbsp; - name: my-container 
&nbsp; &nbsp; image: nginx 
&nbsp; &nbsp; ports: 
&nbsp; &nbsp; - containerPort: 80 
&nbsp; &nbsp; env: 
&nbsp; &nbsp; - name: ENV_VAR 
&nbsp; &nbsp; &nbsp; value: &quot;value&quot; 
&nbsp; &nbsp; volumeMounts: 
&nbsp; &nbsp; - name: my-volume 
&nbsp; &nbsp; &nbsp; mountPath: /path/in/container 
&nbsp; volumes: 
&nbsp; - name: my-volume 
&nbsp; &nbsp; emptyDir: {}[/CODE]</td><td>
<h3 style="text-align: left">2. Deployment</h3>
[CODE=yaml]apiVersion: apps/v1 
kind: Deployment 
metadata: 
&nbsp; name: my-deployment 
spec: 
&nbsp; replicas: 3 
&nbsp; selector: 
&nbsp; &nbsp; matchLabels: 
&nbsp; &nbsp; &nbsp; app: my-app 
&nbsp; template: 
&nbsp; &nbsp; metadata: 
&nbsp; &nbsp; &nbsp; labels: 
&nbsp; &nbsp; &nbsp; &nbsp; app: my-app 
&nbsp; &nbsp; spec: 
&nbsp; &nbsp; &nbsp; containers: 
&nbsp; &nbsp; &nbsp; - name: my-container 
&nbsp; &nbsp; &nbsp; &nbsp; image: nginx 
&nbsp; &nbsp; &nbsp; &nbsp; ports: 
&nbsp; &nbsp; &nbsp; &nbsp; - containerPort: 80[/CODE]</td></tr><tr><td>
<h3>3. Service</h3>
[CODE=yaml]apiVersion: v1 
kind: Service 
metadata: 
&nbsp; name: my-service 
spec: 
&nbsp; selector: 
&nbsp; &nbsp; app: my-app 
&nbsp; ports: 
&nbsp; - protocol: TCP 
&nbsp; &nbsp; port: 80 
&nbsp; &nbsp; targetPort: 9376 
&nbsp; type: ClusterIP[/CODE]</td><td>
<h3>4. ConfigMap</h3>
[CODE=yaml]apiVersion: v1 
kind: ConfigMap 
metadata: 
&nbsp; name: my-config 
data: 
&nbsp; key1: value1 
&nbsp; key2: value2[/CODE]</td></tr><tr><td>
<h3>5. Secret</h3>
[CODE=yaml]apiVersion: v1 
kind: Secret 
metadata: 
&nbsp; name: my-secret 
type: Opaque 
data: 
&nbsp; username: &lt;base64-encoded&gt; 
&nbsp; password: &lt;base64-encoded&gt;[/CODE]</td><td>
<h3>6. PersistentVolume (PV)</h3>
[CODE=yaml]apiVersion: v1 
kind: PersistentVolume 
metadata: 
&nbsp; name: my-pv 
spec: 
&nbsp; capacity: 
&nbsp; &nbsp; storage: 10Gi 
&nbsp; accessModes: 
&nbsp; &nbsp; - ReadWriteOnce 
&nbsp; hostPath: 
&nbsp; &nbsp; path: /mnt/data[/CODE]</td></tr><tr><td>
<h3>7. PersistentVolumeClaim (PVC)</h3>
[CODE=yaml]apiVersion: v1 
kind: PersistentVolumeClaim 
metadata: 
&nbsp; name: my-pvc 
spec: 
&nbsp; accessModes: 
&nbsp; &nbsp; - ReadWriteOnce 
&nbsp; resources: 
&nbsp; &nbsp; requests: 
&nbsp; &nbsp; &nbsp; storage: 5Gi[/CODE]</td><td>
<h3>8. Job</h3>
[CODE=yaml]apiVersion: batch/v1 
kind: Job 
metadata: 
&nbsp; name: my-job 
spec: 
&nbsp; template: 
&nbsp; &nbsp; spec: 
&nbsp; &nbsp; &nbsp; containers: 
&nbsp; &nbsp; &nbsp; - name: my-container 
&nbsp; &nbsp; &nbsp; &nbsp; image: busybox 
&nbsp; &nbsp; &nbsp; &nbsp; command: [&quot;echo&quot;, &quot;Hello, Kubernetes!&quot;] 
&nbsp; &nbsp; &nbsp; restartPolicy: Never 
&nbsp; backoffLimit: 4[/CODE]</td></tr><tr><td>
<h3>9. CronJob</h3>
[CODE=yaml]apiVersion: batch/v1 
kind: CronJob 
metadata: 
&nbsp; name: my-cronjob 
spec: 
&nbsp; schedule: &quot;*/1 * * * *&quot; 
&nbsp; jobTemplate: 
&nbsp; &nbsp; spec: 
&nbsp; &nbsp; &nbsp; template: 
&nbsp; &nbsp; &nbsp; &nbsp; spec: 
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; containers: 
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; - name: my-container 
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; image: busybox 
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; command: [&quot;echo&quot;, &quot;Hello, Kubernetes!&quot;] 
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; restartPolicy: OnFailure[/CODE]</td><td>
<h3>10. Namespace</h3>
[CODE=yaml]apiVersion: v1 
kind: Namespace 
metadata: 
&nbsp; name: my-namespace[/CODE]</td></tr><tr><td>
<h3>11. Ingress</h3>
[CODE=yaml]apiVersion: networking.k8s.io/v1 
kind: Ingress 
metadata: 
&nbsp; name: my-ingress 
spec: 
&nbsp; rules: 
&nbsp; - host: my-app.com 
&nbsp; &nbsp; http: 
&nbsp; &nbsp; &nbsp; paths: 
&nbsp; &nbsp; &nbsp; - path: / 
&nbsp; &nbsp; &nbsp; &nbsp; pathType: Prefix 
&nbsp; &nbsp; &nbsp; &nbsp; backend: 
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; service: 
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; name: my-service 
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; port: 
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; number: 80[/CODE]</td><td>
<h3>12. Role</h3>
[CODE=yaml]apiVersion: rbac.authorization.k8s.io/v1 
kind: Role 
metadata: 
&nbsp; name: my-role 
&nbsp; namespace: my-namespace 
rules: 
- apiGroups: [&quot;&quot;] 
&nbsp; resources: [&quot;pods&quot;] 
&nbsp; verbs: [&quot;get&quot;, &quot;list&quot;, &quot;create&quot;][/CODE]</td></tr><tr><td>
<h3>13. RoleBinding</h3>
[CODE=yaml]apiVersion: rbac.authorization.k8s.io/v1 
kind: RoleBinding 
metadata: 
&nbsp; name: my-rolebinding 
&nbsp; namespace: my-namespace 
subjects: 
- kind: User 
&nbsp; name: my-user 
&nbsp; apiGroup: rbac.authorization.k8s.io 
roleRef: 
&nbsp; kind: Role 
&nbsp; name: my-role 
&nbsp; apiGroup: rbac.authorization.k8s.io[/CODE]</td><td>
<h3>14. ServiceAccount</h3>
[CODE=yaml]apiVersion: v1 
kind: ServiceAccount 
metadata: 
&nbsp; name: my-serviceaccount[/CODE]</td></tr><tr><td>
<h3>15. Resource Quota</h3>
[CODE=yaml]apiVersion: v1 
kind: ResourceQuota 
metadata: 
&nbsp; name: my-resourcequota 
spec: 
&nbsp; hard: 
&nbsp; &nbsp; requests.cpu: &quot;1&quot; 
&nbsp; &nbsp; requests.memory: 1Gi 
&nbsp; &nbsp; limits.cpu: &quot;2&quot; 
&nbsp; &nbsp; limits.memory: 2Gi[/CODE]</td><td>
<h3>16. HorizontalPodAutoscaler (HPA)</h3>
[CODE=yaml]apiVersion: autoscaling/v2 
kind: HorizontalPodAutoscaler 
metadata: 
&nbsp; name: my-hpa 
spec: 
&nbsp; scaleTargetRef: 
&nbsp; &nbsp; apiVersion: apps/v1 
&nbsp; &nbsp; kind: Deployment 
&nbsp; &nbsp; name: my-deployment 
&nbsp; minReplicas: 1 
&nbsp; maxReplicas: 10 
&nbsp; metrics: 
&nbsp; - type: Resource 
&nbsp; &nbsp; resource: 
&nbsp; &nbsp; &nbsp; name: cpu 
&nbsp; &nbsp; &nbsp; target: 
&nbsp; &nbsp; &nbsp; &nbsp; type: Utilization 
&nbsp; &nbsp; &nbsp; &nbsp; averageUtilization: 50[/CODE]</td></tr><tr><td>
<h3>17. NetworkPolicy</h3>
[CODE=yaml]apiVersion: networking.k8s.io/v1 
kind: NetworkPolicy 
metadata: 
&nbsp; name: my-networkpolicy 
spec: 
&nbsp; podSelector: 
&nbsp; &nbsp; matchLabels: 
&nbsp; &nbsp; &nbsp; app: my-app 
&nbsp; policyTypes: 
&nbsp; - Ingress 
&nbsp; - Egress 
&nbsp; ingress: 
&nbsp; - from: 
&nbsp; &nbsp; - podSelector: 
&nbsp; &nbsp; &nbsp; &nbsp; matchLabels: 
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; role: frontend 
&nbsp; egress: 
&nbsp; - to: 
&nbsp; &nbsp; - ipBlock: 
&nbsp; &nbsp; &nbsp; &nbsp; cidr: 10.0.0.0/24[/CODE]</td><td></td></tr></table><h3>Key Fields to Remember</h3>
<ul>
<li data-xf-list-type="ul">apiVersion: The API version (e.g., v1, apps/v1, batch/v1).</li>
<li data-xf-list-type="ul">kind: The type of resource (e.g., Pod, Deployment, Service).</li>
<li data-xf-list-type="ul">metadata: Includes name, labels, and namespace.</li>
<li data-xf-list-type="ul">spec: Defines the desired state of the resource.</li>
<li data-xf-list-type="ul">selector: Used to match resources (e.g., in Deployments and Services).</li>
<li data-xf-list-type="ul">template: Defines the Pod template in Deployments and Jobs.</li>
<li data-xf-list-type="ul">containers: List of containers in a Pod.</li>
<li data-xf-list-type="ul">ports: Exposes container ports.</li>
<li data-xf-list-type="ul">env: Environment variables for containers.</li>
<li data-xf-list-type="ul">volumes: Storage volumes for Pods.</li>
</ul><ol>
<li data-xf-list-type="ol">ඉහත සඳහන් දේ මුද්‍රණය කරන්න හෝ practice කරන අතරතුර විවෘතව තබා ගන්න.</li>
<li data-xf-list-type="ol">ඔබේ YAML files cross-check කිරීමට එය භාවිතා කරන්න.</li>
<li data-xf-list-type="ol">ඔබ ඉගෙන ගන්නා පරිදි ඔබේම සටහන් හෝ උදාහරණ එක් කරන්න.</li>
</ol></blockquote>

[QUOTE="6h057, post: 30530399, member: 587218"] Hope the following helps: [TABLE] [TR] [TD][HEADING=2]1. Pod[/HEADING] [CODE=yaml]apiVersion: v1 kind: Pod metadata: name: my-pod labels: app: my-app spec: containers: - name: my-container image: nginx ports: - containerPort: 80 env: - name: ENV_VAR value: "value" volumeMounts: - name: my-volume mountPath: /path/in/container volumes: - name: my-volume emptyDir: {}[/CODE][/TD] [TD][HEADING=2][LEFT]2. Deployment[/LEFT][/HEADING] [CODE=yaml]apiVersion: apps/v1 kind: Deployment metadata: name: my-deployment spec: replicas: 3 selector: matchLabels: app: my-app template: metadata: labels: app: my-app spec: containers: - name: my-container image: nginx ports: - containerPort: 80[/CODE][/TD] [/TR] [TR] [TD][HEADING=2]3. Service[/HEADING] [CODE=yaml]apiVersion: v1 kind: Service metadata: name: my-service spec: selector: app: my-app ports: - protocol: TCP port: 80 targetPort: 9376 type: ClusterIP[/CODE][/TD] [TD][HEADING=2]4. ConfigMap[/HEADING] [CODE=yaml]apiVersion: v1 kind: ConfigMap metadata: name: my-config data: key1: value1 key2: value2[/CODE][/TD] [/TR] [TR] [TD][HEADING=2]5. Secret[/HEADING] [CODE=yaml]apiVersion: v1 kind: Secret metadata: name: my-secret type: Opaque data: username: <base64-encoded> password: <base64-encoded>[/CODE][/TD] [TD][HEADING=2]6. PersistentVolume (PV)[/HEADING] [CODE=yaml]apiVersion: v1 kind: PersistentVolume metadata: name: my-pv spec: capacity: storage: 10Gi accessModes: - ReadWriteOnce hostPath: path: /mnt/data[/CODE][/TD] [/TR] [TR] [TD][HEADING=2]7. PersistentVolumeClaim (PVC)[/HEADING] [CODE=yaml]apiVersion: v1 kind: PersistentVolumeClaim metadata: name: my-pvc spec: accessModes: - ReadWriteOnce resources: requests: storage: 5Gi[/CODE][/TD] [TD][HEADING=2]8. Job[/HEADING] [CODE=yaml]apiVersion: batch/v1 kind: Job metadata: name: my-job spec: template: spec: containers: - name: my-container image: busybox command: ["echo", "Hello, Kubernetes!"] restartPolicy: Never backoffLimit: 4[/CODE][/TD] [/TR] [TR] [TD][HEADING=2]9. CronJob[/HEADING] [CODE=yaml]apiVersion: batch/v1 kind: CronJob metadata: name: my-cronjob spec: schedule: "*/1 * * * *" jobTemplate: spec: template: spec: containers: - name: my-container image: busybox command: ["echo", "Hello, Kubernetes!"] restartPolicy: OnFailure[/CODE][/TD] [TD][HEADING=2]10. Namespace[/HEADING] [CODE=yaml]apiVersion: v1 kind: Namespace metadata: name: my-namespace[/CODE][/TD] [/TR] [TR] [TD][HEADING=2]11. Ingress[/HEADING] [CODE=yaml]apiVersion: networking.k8s.io/v1 kind: Ingress metadata: name: my-ingress spec: rules: - host: my-app.com http: paths: - path: / pathType: Prefix backend: service: name: my-service port: number: 80[/CODE][/TD] [TD][HEADING=2]12. Role[/HEADING] [CODE=yaml]apiVersion: rbac.authorization.k8s.io/v1 kind: Role metadata: name: my-role namespace: my-namespace rules: - apiGroups: [""] resources: ["pods"] verbs: ["get", "list", "create"][/CODE][/TD] [/TR] [TR] [TD][HEADING=2]13. RoleBinding[/HEADING] [CODE=yaml]apiVersion: rbac.authorization.k8s.io/v1 kind: RoleBinding metadata: name: my-rolebinding namespace: my-namespace subjects: - kind: User name: my-user apiGroup: rbac.authorization.k8s.io roleRef: kind: Role name: my-role apiGroup: rbac.authorization.k8s.io[/CODE][/TD] [TD][HEADING=2]14. ServiceAccount[/HEADING] [CODE=yaml]apiVersion: v1 kind: ServiceAccount metadata: name: my-serviceaccount[/CODE][/TD] [/TR] [TR] [TD][HEADING=2]15. Resource Quota[/HEADING] [CODE=yaml]apiVersion: v1 kind: ResourceQuota metadata: name: my-resourcequota spec: hard: requests.cpu: "1" requests.memory: 1Gi limits.cpu: "2" limits.memory: 2Gi[/CODE][/TD] [TD][HEADING=2]16. HorizontalPodAutoscaler (HPA)[/HEADING] [CODE=yaml]apiVersion: autoscaling/v2 kind: HorizontalPodAutoscaler metadata: name: my-hpa spec: scaleTargetRef: apiVersion: apps/v1 kind: Deployment name: my-deployment minReplicas: 1 maxReplicas: 10 metrics: - type: Resource resource: name: cpu target: type: Utilization averageUtilization: 50[/CODE][/TD] [/TR] [TR] [TD][HEADING=2]17. NetworkPolicy[/HEADING] [CODE=yaml]apiVersion: networking.k8s.io/v1 kind: NetworkPolicy metadata: name: my-networkpolicy spec: podSelector: matchLabels: app: my-app policyTypes: - Ingress - Egress ingress: - from: - podSelector: matchLabels: role: frontend egress: - to: - ipBlock: cidr: 10.0.0.0/24[/CODE][/TD] [TD][/TD] [/TR] [/TABLE] [HEADING=2][B][COLOR=rgb(226, 80, 65)]Key Fields to Remember[/COLOR][/B][/HEADING] [LIST] [*][B]apiVersion:[/B] The API version[I] (e.g., v1, apps/v1, batch/v1).[/I] [*][B]kind:[/B] The type of resource [I](e.g., Pod, Deployment, Service).[/I] [*][B]metadata:[/B] Includes name, labels, and namespace. [*][B]spec:[/B] Defines the desired state of the resource. [*][B]selector:[/B] Used to match resources[I] (e.g., in Deployments and Services).[/I] [*][B]template:[/B] Defines the Pod template in Deployments and Jobs. [*][B]containers:[/B] List of containers in a Pod. [*][B]ports:[/B] Exposes container ports. [*][B]env:[/B] Environment variables for containers. [*][B]volumes:[/B] Storage volumes for Pods. [/LIST] [LIST=1] [*]ඉහත සඳහන් දේ මුද්‍රණය කරන්න හෝ practice කරන අතරතුර විවෘතව තබා ගන්න. [*]ඔබේ YAML files cross-check කිරීමට එය භාවිතා කරන්න. [*]ඔබ ඉගෙන ගන්නා පරිදි ඔබේම සටහන් හෝ උදාහරණ එක් කරන්න. [/LIST] [/QUOTE]

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