From 956e09241385dc46634c186fc72644e19ba8548f Mon Sep 17 00:00:00 2001 From: Gabriel Simmer Date: Wed, 26 Oct 2022 16:00:17 +0100 Subject: [PATCH] Tidy up examples, StatefulSet example --- docs/install.md | 101 +++++++++++++++++++++++++++++++++--------------- 1 file changed, 70 insertions(+), 31 deletions(-) diff --git a/docs/install.md b/docs/install.md index 6e0b8029..3ce18f9f 100644 --- a/docs/install.md +++ b/docs/install.md @@ -297,7 +297,9 @@ This image can be pushed to a container registry and shipped independently. All ## Kubernetes -The setup for Kubernetes is very similar to that for Docker, and requires a fairly minimal deployment or pod definition to function. +The setup for Kubernetes is very similar to that for Docker, and requires a fairly minimal deployment or pod definition to function. There +are a few options to mix and match, including a deployment without a cache file, a stateful set with a persistant cache, and a standalone +unmanaged pod. === "deployment" @@ -305,35 +307,88 @@ The setup for Kubernetes is very similar to that for Docker, and requires a fair apiVersion: apps/v1 kind: Deployment metadata: - name: ntfy + name: ntfy spec: - selector: + selector: matchLabels: - app: ntfy - template: + app: ntfy + template: metadata: - labels: + labels: app: ntfy spec: - containers: - - name: ntfy + containers: + - name: ntfy image: binwiederhier/ntfy args: ["serve"] resources: - limits: + limits: memory: "128Mi" cpu: "500m" ports: - containerPort: 80 - name: http + name: http volumeMounts: - name: config - mountPath: "/etc/ntfy" - readOnly: true - volumes: + mountPath: "/etc/ntfy" + readOnly: true + volumes: - name: config - configMap: + configMap: name: ntfy + --- + # Basic service for port 80 + apiVersion: v1 + kind: Service + metadata: + name: ntfy + spec: + selector: + app: ntfy + ports: + - port: 80 + targetPort: 80 + ``` + +=== "stateful set" + ```yaml + apiVersion: apps/v1 + kind: StatefulSet + metadata: + name: ntfy + spec: + selector: + matchLabels: + app: ntfy + serviceName: ntfy + template: + metadata: + labels: + app: ntfy + spec: + containers: + - name: ntfy + image: binwiederhier/ntfy + args: ["serve", "--cache-file /var/cache/ntfy/cache.db"] + ports: + - containerPort: 80 + name: http + volumeMounts: + - name: config + mountPath: "/etc/ntfy" + readOnly: true + volumes: + - name: config + configMap: + name: ntfy + volumeClaimTemplates: + - metadata: + name: cache + spec: + accessModes: [ "ReadWriteOnce" ] + resources: + requests: + storage: 1Gi ``` === "pod" @@ -372,7 +427,7 @@ Configuration is relatively straightforward. As an exmaple, a minimal configurat apiVersion: v1 kind: ConfigMap metadata: - name: ntfy + name: ntfy data: server.yml: | # Template: https://github.com/binwiederhier/ntfy/blob/main/server/server.yml @@ -383,19 +438,3 @@ Configuration is relatively straightforward. As an exmaple, a minimal configurat ```bash kubectl create configmap ntfy --from-file=server.yml ``` - -A small service is also required to properly route your traffic to the pod - it is recommended to use an ingress, but a NodePort may also -be acceptable. - -```yaml -apiVersion: v1 -kind: Service -metadata: - name: ntfy -spec: - selector: - app: ntfy - ports: - - port: 80 - targetPort: 80 -``` \ No newline at end of file