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# Basic Helm Template for Deploying Microservice on K8s | ||
# microservice | ||
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## Chart Structure | ||
``` | ||
microservice/ | ||
├── Chart.yaml | ||
├── values.yaml | ||
├── charts/ | ||
└── templates/ | ||
├── deployment.yaml | ||
└── service.yaml | ||
``` | ||
Basic helm chart for deploying microservices on kubernetes with best practices | ||
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## Usage | ||
![Version: 0.1.2](https://img.shields.io/badge/Version-0.1.2-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 0.1.2](https://img.shields.io/badge/AppVersion-0.1.2-informational?style=flat-square) | ||
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You can change the Docker image by modifying the values.yaml file. For example, to use a different image, update the `image.repository` and `image.tag` fields. | ||
## Maintainers | ||
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The Helm chart is specifically for deploying a microservice with a Kubernetes service and deployment. You can further customize and expand this chart as needed for your application. | ||
| Name | Email | Url | | ||
| ---- | ------ | --- | | ||
| Ashwani Singh | <[email protected]> | | | ||
| Shikha Tripathi | | | | ||
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## Installing the Chart on K8s | ||
## Installing the Chart | ||
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```bash | ||
helm install my-release microservice/ | ||
To install the chart with the release name `my-release`: | ||
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```console | ||
$ helm install my-release microservice/ | ||
``` | ||
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## TODO | ||
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- [x] Application Health Probes | ||
- [ ] Service | ||
- [x] Horizontal Pod Autoscaler | ||
- [ ] ConfigMap | ||
- [ ] RBAC | ||
- [ ] Service Account | ||
- [ ] Role Binding | ||
- [ ] Role | ||
- [ ] Rolling Deployment Manipulation | ||
- [ ] Environment Parmaters | ||
- [ ] Container Port Mapping | ||
- [ ] Application Secrets | ||
## Values | ||
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| Key | Type | Default | Description | | ||
|-----|------|---------|-------------| | ||
| deployment | object | `{"affinity":{},"annotations":{},"environment":{},"image":{"name":"","pullPolicy":"IfNotPresent","tag":""},"livenessProbe":{"failureThreshold":5,"initialDelaySeconds":250,"periodSeconds":10,"successThreshold":1,"timeoutSeconds":5},"nodeSelector":{},"readinessProbe":{"failureThreshold":5,"initialDelaySeconds":30,"periodSeconds":10,"successThreshold":1,"timeoutSeconds":5},"resources":{},"tolerations":[],"volumeMounts":[],"volumes":{"configMaps":null,"enabled":true,"pvc":{"accessModes":["ReadWriteOnce"],"class":"default","enabled":false,"existing_claim":false,"mountPath":"/pv","name":"pvc","size":"1G"}}}` | Object that configures Deployment instance | | ||
| deployment.image | object | `{"name":"","pullPolicy":"IfNotPresent","tag":""}` | Override default container image format | | ||
| global | object | `{"environment":{},"fullnameOverride":"","imagePullSecrets":[],"nameOverride":"","namespace":"default","replicaCount":1}` | global variables | | ||
| hpa.enabled | bool | `true` | | | ||
| hpa.maxReplicas | int | `1` | | | ||
| hpa.minReplicas | int | `1` | | | ||
| hpa.targetCPU | int | `80` | | | ||
| hpa.targetMemory | int | `80` | | | ||
| kubeVersion | string | `""` | | | ||
| service.annotations | object | `{}` | | | ||
| service.specs[0].name | string | `"http"` | | | ||
| service.specs[0].port | int | `80` | | | ||
| service.type | string | `"ClusterIP"` | | | ||
| serviceAccount.annotations | object | `{}` | | | ||
| serviceAccount.automount | bool | `true` | | | ||
| serviceAccount.create | bool | `false` | | | ||
| serviceAccount.name | string | `""` | | | ||
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> **_NOTE:_** Please find the sample helm values yaml in example repository. | ||
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{{ template "chart.header" . }} | ||
{{ template "chart.description" . }} | ||
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{{ template "chart.versionBadge" . }}{{ template "chart.typeBadge" . }}{{ template "chart.appVersionBadge" . }} | ||
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{{ template "chart.maintainersSection" . }} | ||
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## Installing the Chart | ||
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To install the chart with the release name `my-release`: | ||
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```console | ||
$ helm install my-release microservice/ | ||
``` | ||
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{{/* {{ template "chart.requirementsSection" . }} */}} | ||
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{{ template "chart.valuesSection" . }} | ||
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> **_NOTE:_** Please find the sample helm values yaml in example repository. | ||
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{{/* {{ template "helm-docs.versionFooter" . }} */}} |