helm 是什么

• k8s 包管理工具
• 类似centos中yum

安装helm

• 下载安装包，并解压

wget https://get.helm.sh/helm-v2.15.2-linux-amd64.tar.gz
tar -xf helm-v2.15.2-linux-amd64.tar.gz
cd helm-v2.15.2-linux-amd64/
cp helm /usr/local/bin/

安装helm服务端

• 配置sa以及绑定集群

vim tiller.yaml
apiVersion: v1
kind: ServiceAccount
metadata:
  name: tiller
  namespace: kube-system
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
  name: tiller
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: cluster-admin
subjects:
  - kind: ServiceAccount
    name: tiller
    namespace: kube-system

[root@k8smaster ~]# kubectl get sa -n kube-system |grep tiller
tiller                               1         51m
[root@k8smaster ~]# kubectl get clusterrolebindings.rbac.authorization.k8s.io  -n kube-system |grep tiller
tiller                                                 52m

• 初始化helm服务端

# 初始化helm服务端
[root@k8smaster helm-v2.15.1-linux-amd64]# ./helm init --service-account tiller --upgrade -i regirnetes.oss-cn-hangzhou.aliyuncs.com/charts
$HELM_HOME has been configured at /root/.helm.

• 验证

[root@k8smaster ~]# helm  version
Client: &version.Version{SemVer:"v2.15.2", GitCommit:"cf1de4f8ba70eded310918a8af3a96bfe8e7683b", GitTreeState:"clean"}
Server: &version.Version{SemVer:"v2.15.2", GitCommit:"cf1de4f8ba70eded310918a8af3a96bfe8e7683b", GitTreeState:"clean"}

• 其他操作

# 安装时候debug
helm init debug
# 卸载helm
helm reset -f
# 移除仓库
helm repo remove stable
# 新增仓库
helm repo add stable http://mirror.azure.cn/kubernetes/charts/
# 更新仓库
helm repo update
# 列出仓库
helm repo list
# 查询仓库
helm search

参考文献

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参考二