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KubeSphere 离线无网络环境部署
KubeSphere 是 GitHub 上的一个开源我的项目，是成千上万名社区用户的聚集地。很多用户都在应用 KubeSphere 运行工作负载。对于在 Linux 上的装置，KubeSphere 既能够部署在云端，也能够部署在本地环境中，例如 AWS EC2、Azure VM 和裸机等。
KubeSphere 为用户提供轻量级安装程序 KubeKey（该程序反对装置 Kubernetes、KubeSphere 及相干插件），装置过程简略而敌对。KubeKey 不仅能帮忙用户在线创立集群，还能作为离线装置解决方案。
后期筹备所需包
# 后期筹备所需包
root@hello:~# wget https://github.com/kubesphere/kubekey/releases/download/v1.2.1/kubekey-v1.2.1-linux-amd64.tar.gz
root@hello:~# tar xvf kubekey-v1.2.1-linux-amd64.tar.gz
root@hello:~# ls kk
kk
root@hello:~#
root@hello:~# curl -L -O https://github.com/kubesphere/ks-installer/releases/download/v3.2.1/images-list.txt
root@hello:~# curl -L -O https://github.com/kubesphere/ks-installer/releases/download/v3.2.1/offline-installation-tool.sh
root@hello:~# chmod +x offline-installation-tool.sh
root@hello:~# export KKZONE=cn
root@hello:~# ./offline-installation-tool.sh -b
root@hello:~# ./offline-installation-tool.sh -s -l images-list.txt -d ./kubesphere-images
root@hello:~# curl -L -o /root/kubekey/v1.21.5/amd64/docker-20.10.8.tgz https://download.docker.com/linux/static/stable/x86_64/docker-20.10.8.tgz
root@hello:~# curl -L -o /root/kubekey/v1.21.5/amd64/crictl-v1.22.0-linux-amd64.tar.gz https://github.com/kubernetes-sigs/cri-tools/releases/download/v1.22.0/crictl-v1.22.0-linux-amd64.tar.gz离线环境装置
# 创立证书，留神“Common Name”须要写域名
root@cby:~# mkdir -p certs
root@cby:~# openssl req \
> -newkey rsa:4096 -nodes -sha256 -keyout certs/domain.key \
> -x509 -days 36500 -out certs/domain.crt
Generating a RSA private key
............++++
.......++++
writing new private key to 'certs/domain.key'
-----
You are about to be asked to enter information that will be incorporated
into your certificate request.
What you are about to enter is what is called a Distinguished Name or a DN.
There are quite a few fields but you can leave some blank
For some fields there will be a default value,
If you enter '.', the field will be left blank.
-----
Country Name (2 letter code) [AU]:
State or Province Name (full name) [Some-State]:
Locality Name (eg, city) []:
Organization Name (eg, company) [Internet Widgits Pty Ltd]:
Organizational Unit Name (eg, section) []:
Common Name (e.g. server FQDN or YOUR name) []:dockerhub.kubekey.local
Email Address []:
root@cby:~#装置 docker
# 装置 docker
root@cby:~#
root@cby:~/package# ll
total 94776
drwxr-xr-x 2 root root 4096 Jan 12 07:17 ./
drwx------ 7 root root 4096 Jan 12 07:16 ../
-rw-r--r-- 1 root root 23703726 Jan 12 07:17 containerd.io_1.4.12-1_amd64.deb
-rw-r--r-- 1 root root 21234738 Jan 12 07:16 docker-ce_5%3a20.10.12~3-0~ubuntu-focal_amd64.deb
-rw-r--r-- 1 root root 40652850 Jan 12 07:16 docker-ce-cli_5%3a20.10.12~3-0~ubuntu-focal_amd64.deb
-rw-r--r-- 1 root root 7921036 Jan 12 07:16 docker-ce-rootless-extras_5%3a20.10.12~3-0~ubuntu-focal_amd64.deb
-rw-r--r-- 1 root root 3517780 Jan 12 07:16 docker-scan-plugin_0.12.0~ubuntu-focal_amd64.deb
root@cby:~/package#
root@cby:~/package# apt install ./*部署镜像仓库
# 导入镜像
root@cby:~/cby# docker load -i registry.tar
# 启动 Docker 仓库
root@cby:~# docker run -d --restart=always --name registry -v "$(pwd)"/certs:/certs -v /mnt/registry:/var/lib/registry -e REGISTRY_HTTP_ADDR=0.0.0.0:443 -e REGISTRY_HTTP_TLS_CERTIFICATE=/certs/domain.crt -e REGISTRY_HTTP_TLS_KEY=/certs/domain.key -p 443:443 registry:2
#配置仓库
#在 /etc/hosts 中增加一个条目
root@cby:~# vim /etc/hosts
root@cby:~# cat /etc/hosts
3.7.191.234 dockerhub.kubekey.local
#配置免证书
root@cby:~# mkdir -p /etc/docker/certs.d/dockerhub.kubekey.local
root@cby:~# cp certs/domain.crt /etc/docker/certs.d/dockerhub.kubekey.local/ca.crt
root@cby:~#
#配置免验证
root@cby:~# cat /etc/docker/daemon.json
{"insecure-registries":["https://dockerhub.kubekey.local"]
}
#重载配置，并重启
root@cby:~# systemctl daemon-reload
root@cby:~# systemctl restart docker
部署 KubeSphere 和 kubernetes
留神增加字段“privateRegistry”
# 增加执行权限
root@cby:~#
root@cby:~# chmod +x kk
root@cby:~# chmod +x offline-installation-tool.sh
#推送镜像到公有仓库
root@cby:~# ./offline-installation-tool.sh -l images-list.txt -d ./kubesphere-images -r dockerhub.kubekey.local
root@cby:~# apt install conntrack
root@cby:~# ./kk create config --with-kubernetes v1.21.5 --with-kubesphere v3.2.1 -f config-sample.yaml
root@cby:~#
root@cby:~# vim config-sample.yaml
root@cby:~# cat config-sample.yaml
apiVersion: kubekey.kubesphere.io/v1alpha1
kind: Cluster
metadata:
name: sample
spec:
hosts:
- {name: master, address: 3.7.191.234, internalAddress: 3.7.191.234, user: root, password: Cby23..}
- {name: node1, address: 3.7.191.235, internalAddress: 3.7.191.235, user: root, password: Cby23..}
- {name: node2, address: 3.7.191.238, internalAddress: 3.7.191.238, user: root, password: Cby23..}
roleGroups:
etcd:
- master
master:
- node1
worker:
- node1
- node2
controlPlaneEndpoint:
##Internal loadbalancer for apiservers
#internalLoadbalancer: haproxy
domain: lb.kubesphere.local
address: ""
port: 6443
kubernetes:
version: v1.21.5
clusterName: cluster.local
network:
plugin: calico
kubePodsCIDR: 10.233.64.0/18
kubeServiceCIDR: 10.233.0.0/18
registry:
registryMirrors: []
insecureRegistries: []
privateRegistry: dockerhub.kubekey.local
addons: []
---
apiVersion: installer.kubesphere.io/v1alpha1
kind: ClusterConfiguration
metadata:
name: ks-installer
namespace: kubesphere-system
labels:
version: v3.2.1
spec:
persistence:
storageClass: ""
authentication:
jwtSecret: ""local_registry:""
# dev_tag: ""
etcd:
monitoring: false
endpointIps: localhost
port: 2379
tlsEnable: true
common:
core:
console:
enableMultiLogin: true
port: 30880
type: NodePort
# apiserver:
# resources: {}
# controllerManager:
# resources: {}
redis:
enabled: false
volumeSize: 2Gi
openldap:
enabled: false
volumeSize: 2Gi
minio:
volumeSize: 20Gi
monitoring:
# type: external
endpoint: http://prometheus-operated.kubesphere-monitoring-system.svc:9090
GPUMonitoring:
enabled: false
gpu:
kinds:
- resourceName: "nvidia.com/gpu"
resourceType: "GPU"
default: true
es:
# master:
# volumeSize: 4Gi
# replicas: 1
# resources: {}
# data:
# volumeSize: 20Gi
# replicas: 1
# resources: {}
logMaxAge: 7
elkPrefix: logstash
basicAuth:
enabled: false
username: ""password:""
externalElasticsearchHost: ""externalElasticsearchPort:""
alerting:
enabled: false
# thanosruler:
# replicas: 1
# resources: {}
auditing:
enabled: false
# operator:
# resources: {}
# webhook:
# resources: {}
devops:
enabled: false
jenkinsMemoryLim: 2Gi
jenkinsMemoryReq: 1500Mi
jenkinsVolumeSize: 8Gi
jenkinsJavaOpts_Xms: 512m
jenkinsJavaOpts_Xmx: 512m
jenkinsJavaOpts_MaxRAM: 2g
events:
enabled: false
# operator:
# resources: {}
# exporter:
# resources: {}
# ruler:
# enabled: true
# replicas: 2
# resources: {}
logging:
enabled: false
containerruntime: docker
logsidecar:
enabled: true
replicas: 2
# resources: {}
metrics_server:
enabled: false
monitoring:
storageClass: ""
# kube_rbac_proxy:
# resources: {}
# kube_state_metrics:
# resources: {}
# prometheus:
# replicas: 1
# volumeSize: 20Gi
# resources: {}
# operator:
# resources: {}
# adapter:
# resources: {}
# node_exporter:
# resources: {}
# alertmanager:
# replicas: 1
# resources: {}
# notification_manager:
# resources: {}
# operator:
# resources: {}
# proxy:
# resources: {}
gpu:
nvidia_dcgm_exporter:
enabled: false
# resources: {}
multicluster:
clusterRole: none
network:
networkpolicy:
enabled: false
ippool:
type: none
topology:
type: none
openpitrix:
store:
enabled: false
servicemesh:
enabled: false
kubeedge:
enabled: false
cloudCore:
nodeSelector: {"node-role.kubernetes.io/worker": ""}
tolerations: []
cloudhubPort: "10000"
cloudhubQuicPort: "10001"
cloudhubHttpsPort: "10002"
cloudstreamPort: "10003"
tunnelPort: "10004"
cloudHub:
advertiseAddress:
- ""nodeLimit:"100"
service:
cloudhubNodePort: "30000"
cloudhubQuicNodePort: "30001"
cloudhubHttpsNodePort: "30002"
cloudstreamNodePort: "30003"
tunnelNodePort: "30004"
edgeWatcher:
nodeSelector: {"node-role.kubernetes.io/worker": ""}
tolerations: []
edgeWatcherAgent:
nodeSelector: {"node-role.kubernetes.io/worker": ""}
tolerations: []
root@cby:~#
root@cby:~#
root@cby:~#
root@cby:~# ./kk create cluster -f config-sample.yaml
---- 略
#####################################################
### Welcome to KubeSphere! ###
#####################################################
Console: http://3.7.191.235:30880
Account: admin
Password: P@88w0rd
NOTES：1. After you log into the console, please check the
monitoring status of service components in
"Cluster Management". If any service is not
ready, please wait patiently until all components
are up and running.
2. Please change the default password after login.
#####################################################
https://kubesphere.io 2022-01-12 09:42:36
#####################################################
INFO[09:42:45 UTC] Installation is complete.
Please check the result using the command:
kubectl logs -n kubesphere-system $(kubectl get pod -n kubesphere-system -l app=ks-install -o jsonpath='{.items[0].metadata.name}') -f
root@cby:~#
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发表至： kubernetes
2022-01-13
