vault backup: 2024-11-22 01:21:22

Affected files:
docs/Command Snippets/Kubernetes Snippets.md

docs/Command Snippets/Command Snippets.md

@@ -4,4 +4,5 @@
 - [Docker - Miscellaneous](Docker%20-%20Miscellaneous.md)
 - [Docker Run](Docker%20Run.md)
 - [Windows Snippets](Windows%20Snippets.md)
-- [Git Snippets](Git%20Snippets.md)
+- [Git Snippets](Git%20Snippets.md)
+- [Kubernetes Snippets](Kubernetes%20Snippets.md)

docs/Command Snippets/Kubernetes Snippets.md

@@ -0,0 +1,50 @@
+- Get all `pods`
+```bash
+kubectl get pods
+```
+- Get all `replicacontrollers`
+```bash
+kubectl get replicacontrollers
+```
+- Get all `replicasets`
+```bash
+kubectl get replicasets
+```
+- Describe a specific resource (ex. Describe a `deployment` named `myapp-deployment`)
+```bash
+kubectl describe deployment/myapp-deployment
+
+# This works too
+kubectl describe deployment myapp-deployment
+```
+- Get specific resource information in wide format
+```bash
+kubectl describe deployment/myapp-deployment -o wide
+```
+- Create a `deployment`
+```bash
+kubectl create -f deployment.yml
+```
+- Update a deployment
+```bash
+kubectl apply -f deployment.yml
+```
+- Check rollout/deployment history
+```bash
+kubectl rollout history deployment/myapp-deployment
+```
+- Update a deployment, tracking changes (deprecated)
+```bash
+kubectl apply -f deployment.yml --record
+``` 
+- Update a deployment using `annotate`(**Note:** Changes to `scale` will not create a new `deployment`. Annotating after this may result in the message for the previous `deployment` being replaced)
+```bash
+# This assumes you've annotated the previous deployment already
+kubectl apply -f deployment.yml
+
+# Annotate the new deployment
+kubectl annotate deployment/myapp-deployment kubernetes.io/change-cause="DESCRIBE_CHANGES_HERE"
+
+# You can then view the rollout history
+kubectl rollout history deployment/myapp-deployment
+```