整理文件结构

.env

@@ -1,3 +1,5 @@
+MODE="single"
+# MODE="cluster"
 MASTER1="10.0.0.112"
 MASTER2="10.0.0.122"
 MASTER3="10.0.0.132"

0-kernel_5.4.sh

@@ -1,4 +0,0 @@
-#!/bin/bash
-
-# 更新内核, 可选操作
-cd kernel_5.4 && bash install.sh && cd ..

README.md

@@ -10,3 +10,9 @@
 | 1-init.sh          | 初始化配置, 所有节点都需要执行         |
 | 2-create_k8s.sh    | 创建集群, 只需要在一台master上执行即可 |
 | 3-nginx_ingress.sh | 安装nginx-ingress                      |
+
+事先执行0-download.sh下载好离线包到master1上面
+5.4内核看个人需求是否执行
+
+## 单节点k8s部署
+

docker/install.sh

@@ -1,4 +1,7 @@
 #!/bin/bash
+set -euo pipefail
+
+
 yum install -y docker-ce-20.10/*.rpm
 
 sudo mkdir /etc/docker

flannel/install.sh

@@ -1,3 +1,6 @@
 #!/bin/bash
+set -euo pipefail
+
+
 ls *.tar | xargs -I {} docker load -i {}
 kubectl apply -f ./kube-flannel.yml

ingress-nginx/install.sh

@@ -1,4 +1,7 @@
 #!/bin/bash
+set -euo pipefail
+
+
 ls *.tar | xargs -I {} docker load -i {}
 kubectl taint node $(hostname) node-role.kubernetes.io/master-
 kubectl apply -f ./nginx-ingress-daemonset.yaml

keepalived/install.sh

@@ -1,4 +1,5 @@
 #!/bin/bash
+set -euo pipefail
 
 yum install -y ./*.rpm
 systemctl enable --now keepalived

kubeadm/install.sh

@@ -1,4 +1,6 @@
 #!/bin/bash
+set -euo pipefail
+
 yum install -y ./*.rpm
 ls *.tar | xargs -I {} docker load -i {}
 systemctl enable --now kubelet

scripts/0-download.sh

@@ -1,7 +1,7 @@
 #!/bin/bash
 set -euo pipefail
 
-cd temp/
+cd ../temp/
 curl -OL -C - https://github.com/iuxt/offline-kubernetes-install/releases/download/docker-ce-20.10.23-3.el7.x86_64/docker-ce-20.10.tar.gz
 curl -OL -C - https://github.com/iuxt/offline-kubernetes-install/releases/download/flannel/flannel.tar.gz
 curl -OL -C - https://github.com/iuxt/offline-kubernetes-install/releases/download/ingress-nginx/ingress-nginx.tar.gz

scripts/0-kernel_5.4.sh

@@ -0,0 +1,5 @@
+#!/bin/bash
+set -euo pipefail
+
+# 更新内核, 可选操作
+cd ../kernel_5.4 && bash install.sh && cd ..

scripts/1-init.sh

@@ -1,4 +1,5 @@
 #!/bin/bash
+set -euo pipefail
 
 if [ $(id -u) != "0" ]; then
     echo "Error: You must be root to run this script"

scripts/2-create_k8s.sh

@@ -1,4 +1,8 @@
 #!/bin/bash
+set -euo pipefail
+
+source .env
+
 
 apiserver="__API_SERVER__"
 

scripts/3-nginx_ingress.sh

@@ -1,3 +1,4 @@
 #!/bin/bash
+set -euo pipefail
 
 cd ingress-nginx && bash install.sh && cd ..