From 0234041e1e47d94e6f24a9a11170309523aa88bd Mon Sep 17 00:00:00 2001 From: Maciek Date: Sat, 5 Nov 2022 15:42:56 +0100 Subject: [PATCH] re-format and cleanup --- docs/install.md | 302 +++++++++++++++++++++++------------------------- 1 file changed, 145 insertions(+), 157 deletions(-) diff --git a/docs/install.md b/docs/install.md index e855322..ab0b8cb 100644 --- a/docs/install.md +++ b/docs/install.md @@ -439,164 +439,152 @@ Configuration is relatively straightforward. As an example, a minimal configurat kubectl create configmap ntfy --from-file=server.yml ``` -### Kustomization -Create new folder, name it nfty and create kustomization.yaml within along all resources listed below. -Ingress is optional - you can skip this one if planning to expose service using different service type (hash it out from kustomization file) +## Kustomize -```yaml +`ntfy` can be deployed in Kubernetes cluster with [Kustomize](https://github.com/kubernetes-sigs/kustomize) - tool used to customize Kubernetes objects using kustomization file. -apiVersion: kustomize.config.k8s.io/v1beta1 -kind: Kustomization -resources: - - ntfy-deployment.yaml # main deployment - - ntfy-svc.yaml # service connecting two pods together - - ntfy-pvc.yaml # pvc uset to store cache and attachment - - ntfy-ingress.yaml # ingress traefik - -configMapGenerator: # will parse config from raw config to configmap,it allows for dynamic reload of application if additional app is deployed ie https://github.com/stakater/Reloader - - name: server-config - files: - - server.yml - -namespace: TESTNAMESPACE # select namaespace for whole application - ----- - -apiVersion: kustomize.config.k8s.io/v1beta1 #local resources -kind: Kustomization -resources: - - git@github.com:gituser/kustomize.git/kustomize/main/ #WIP when complete config will be stored in repo - -namespace: TESTNAMESPACE # select namaespace for whole application - -``` - -### ntfy-deployment.yaml - -```yaml - -apiVersion: apps/v1 -kind: Deployment -metadata: - name: ntfy-deployment - labels: - app: ntfy-deployment -spec: - revisionHistoryLimit: 1 - replicas: 1 - selector: - matchLabels: - app: ntfy-pod - template: - metadata: - labels: - app: ntfy-pod - spec: - containers: - - name: ntfy - image: binwiederhier/ntfy:v1.28.0 # select version here latest is not the greatest idea ! - args: ["serve"] - env: #example of adjustments made in environmental variables - - name: TZ # set timezone - value: XXXXXXX - - name: NTFY_DEBUG # enable/disable debug - value: "false" - - name: NTFY_LOG_LEVEL # adjust log level - value: INFO - - name: NTFY_BASE_URL # add base url - value: XXXXXXXXXX - ports: - - containerPort: 80 - name: http-ntfy - resources: - limits: - memory: 300Mi - cpu: 200m - requests: - cpu: 150m - memory: 150Mi - volumeMounts: - - mountPath: /etc/ntfy/server.yml - subPath: server.yml - name: config-volume # generated vie configMapGenerator from kustomization file - - mountPath: /var/cache/ntfy - name: cache-volume #cache volume mounted to persistent volume - volumes: - - name: config-volume - configMap: # uses configmap generator to parse server.yml to configmap - name: server-config - - name: cache-volume - persistentVolumeClaim: # stores /cache/ntfy in defined pv - claimName: ntfy-pvc -``` - -### ntfy-pvc.yaml -Stores all in cache folder for event of the pod re-deployment -```yaml -apiVersion: v1 -kind: PersistentVolumeClaim -metadata: - name: ntfy-pvc -spec: - accessModes: - - ReadWriteOnce - storageClassName: local-path # adjust storage if needed - resources: - requests: - storage: 1Gi - -``` - -### ntfy-svc.yaml -Exposes pod to internal network of the cluster -```yaml -apiVersion: v1 -kind: Service -metadata: - name: ntfy-svc -spec: - type: ClusterIP - selector: - app: ntfy-pod - ports: - - name: http-ntfy-out - protocol: TCP - port: 80 - targetPort: http-ntfy -``` - -### ntfy-ingress.yaml -If cluster uses Ingress controller you have to deploy ingress to access application externally. It will not have TLS/SSL enabled so you have to deploy cert-manager and generate CA cert along certificate for service - -```yaml -apiVersion: networking.k8s.io/v1 -kind: Ingress -metadata: - name: ntfy-ingress -spec: - rules: - - host: ntfy.test #select own - http: - paths: - - path: / - pathType: Prefix - backend: - service: - name: ntfy-svc - port: - number: 80 -``` - -### server.yml - -```yaml -cache-file: "/var/cache/ntfy/cache.db" -attachment-cache-dir: "/var/cache/ntfy/attachments" -``` - -### Deploying from kustomization -Go one level up from folder where all resources were created and apply configuration +1. Create new folder - `ntfy` +2. Add all files listed below + 1. kustomization.yaml - stores all configmaps and resources used in deployment + 2. ntfy-deployment.yam - define deployment type and it's parameters- + 3. ntfy-pvc.yaml - describes how [persistent volume](https://kubernetes.io/docs/concepts/storage/persistent-volumes/) will be created + 4. ntfy-svc.yaml - expose application to the internal kubernetes network + 5. ntfy-ingress.yaml - expose service to outside network using [Ingress controller](https://kubernetes.io/docs/concepts/services-networking/ingress-controllers/) + 6. server.yaml - simple server configuration +4. Replace **TESTNAMESPACE** within kustomization.yaml with designated namespace +5. Replace **ntfy.test** within ntfy-ingress.yaml with desired DNS name +6. Apply configuration to cluster set in current context: ```bash -kubectl apply -k /nfty -``` \ No newline at end of file +kubectl apply -k /ntfy +``` + +=== "kustomization.yaml" + ```yaml + apiVersion: kustomize.config.k8s.io/v1beta1 + kind: Kustomization + resources: + - ntfy-deployment.yaml # deployment definition + - ntfy-svc.yaml # service connecting pods to cluster network + - ntfy-pvc.yaml # pvc used to store cache and attachment + - ntfy-ingress.yaml # ingress definition + configMapGenerator: # will parse config from raw config to configmap,it allows for dynamic reload of application if additional app is deployed ie https://github.com/stakater/Reloader + - name: server-config + files: + - server.yml + namespace: TESTNAMESPACE # select namespace for whole application + ``` +=== "ntfy-deployment.yaml" + ```yaml + apiVersion: apps/v1 + kind: Deployment + metadata: + name: ntfy-deployment + labels: + app: ntfy-deployment + spec: + revisionHistoryLimit: 1 + replicas: 1 + selector: + matchLabels: + app: ntfy-pod + template: + metadata: + labels: + app: ntfy-pod + spec: + containers: + - name: ntfy + image: binwiederhier/ntfy:v1.28.0 # set deployed version + args: ["serve"] + env: #example of adjustments made in environmental variables + - name: TZ # set timezone + value: XXXXXXX + - name: NTFY_DEBUG # enable/disable debug + value: "false" + - name: NTFY_LOG_LEVEL # adjust log level + value: INFO + - name: NTFY_BASE_URL # add base url + value: XXXXXXXXXX + ports: + - containerPort: 80 + name: http-ntfy + resources: + limits: + memory: 300Mi + cpu: 200m + requests: + cpu: 150m + memory: 150Mi + volumeMounts: + - mountPath: /etc/ntfy/server.yml + subPath: server.yml + name: config-volume # generated vie configMapGenerator from kustomization file + - mountPath: /var/cache/ntfy + name: cache-volume #cache volume mounted to persistent volume + volumes: + - name: config-volume + configMap: # uses configmap generator to parse server.yml to configmap + name: server-config + - name: cache-volume + persistentVolumeClaim: # stores /cache/ntfy in defined pv + claimName: ntfy-pvc + ``` + +=== "ntfy-pvc.yaml" + ```yaml + apiVersion: v1 + kind: PersistentVolumeClaim + metadata: + name: ntfy-pvc + spec: + accessModes: + - ReadWriteOnce + storageClassName: local-path # adjust storage if needed + resources: + requests: + storage: 1Gi + ``` + +=== "ntfy-svc.yaml" + ```yaml + apiVersion: v1 + kind: Service + metadata: + name: ntfy-svc + spec: + type: ClusterIP + selector: + app: ntfy-pod + ports: + - name: http-ntfy-out + protocol: TCP + port: 80 + targetPort: http-ntfy + ``` + +=== "ntfy-ingress.yaml" + ```yaml + apiVersion: networking.k8s.io/v1 + kind: Ingress + metadata: + name: ntfy-ingress + spec: + rules: + - host: ntfy.test #select own + http: + paths: + - path: / + pathType: Prefix + backend: + service: + name: ntfy-svc + port: + number: 80 + ``` + +=== "server.yml" + ```yaml + cache-file: "/var/cache/ntfy/cache.db" + attachment-cache-dir: "/var/cache/ntfy/attachments" + ``` \ No newline at end of file