From 49a352c6540ff77a2dd2c704d6a613be60ea52e0 Mon Sep 17 00:00:00 2001
From: cheliequan <liequanche@126.com>
Date: 星期三, 24 五月 2023 18:10:48 +0800
Subject: [PATCH] 重构项目，导出函数手写字母大写
---
src/cluster/cluster.go | 246 +++++++-----------------------------------------
1 files changed, 38 insertions(+), 208 deletions(-)
diff --git a/src/cluster/cluster.go b/src/cluster/cluster.go
index 68686a0..4245064 100644
--- a/src/cluster/cluster.go
+++ b/src/cluster/cluster.go
@@ -1,18 +1,16 @@
-package main
+package cluster
import (
+ "_/E_/git/aps_deploy/src/util"
"bytes"
- "context"
- "crypto/tls"
"encoding/json"
"fmt"
"log"
"net/http"
"os"
"strings"
- "time"
- "golang.org/x/crypto/ssh"
+ "../util"
)
type Cluster struct {
@@ -32,7 +30,7 @@
NodeCommand string `json:"nodeCommand"`
}
-func createRegistrationToken(serverURL, bearerToken, clusterID string) (string, error) {
+func CreateRegistrationToken(serverURL, bearerToken, clusterID string) (string, error) {
url := fmt.Sprintf("%s/v3/clusterregistrationtokens", serverURL)
payload := strings.NewReader(fmt.Sprintf(`{
@@ -47,7 +45,7 @@
req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", bearerToken))
req.Header.Set("Content-Type", "application/json")
- client := createHTTPClient()
+ client := util.CreateHTTPClient()
resp, err := client.Do(req)
if err != nil {
@@ -68,7 +66,7 @@
return tokenResp.Command, nil
}
-func getNodeCommand(serverURL, bearerToken, clusterID string) (string, error) {
+func GetNodeCommand(serverURL, bearerToken, clusterID string) (string, error) {
url := fmt.Sprintf("%s/v3/clusterregistrationtokens", serverURL)
payload := map[string]interface{}{
@@ -88,7 +86,7 @@
req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", bearerToken))
req.Header.Set("Content-Type", "application/json")
- client := createHTTPClient()
+ client := util.CreateHTTPClient()
resp, err := client.Do(req)
if err != nil {
@@ -109,7 +107,7 @@
return nodeCommandResponse.NodeCommand, nil
}
-func getClusterID(serverURL, bearerToken, clusterName string) (string, error) {
+func GetClusterID(serverURL, bearerToken, clusterName string) (string, error) {
url := fmt.Sprintf("%s/v3/clusters", serverURL)
req, err := http.NewRequest("GET", url, nil)
@@ -119,7 +117,7 @@
req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", bearerToken))
- client := createHTTPClient()
+ client := util.CreateHTTPClient()
resp, err := client.Do(req)
if err != nil {
@@ -147,133 +145,6 @@
}
return "", fmt.Errorf("cluster '%s' not found", clusterName)
-}
-
-// Create an HTTP client with insecure TLS configuration
-func createHTTPClient() *http.Client {
- transport := &http.Transport{
- TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
- }
- return &http.Client{Transport: transport}
-}
-
-func sshExec(nodeIP, sshUsername, sshPassword, remoteSSHCommand string, sshPort int) (string, error) {
- // SSH 杩炴帴閰嶇疆
- config := &ssh.ClientConfig{
- User: sshUsername,
- Auth: []ssh.AuthMethod{
- ssh.Password(sshPassword),
- },
- HostKeyCallback: ssh.InsecureIgnoreHostKey(),
- }
-
- // 杩炴帴鍒拌繙绋嬫湇鍔″櫒
- client, err := ssh.Dial("tcp", fmt.Sprintf("%s:%d", nodeIP, sshPort), config)
- if err != nil {
- return "", fmt.Errorf("failed to connect to node %s: %v", nodeIP, err)
- }
- defer client.Close()
-
- // 鍒涘缓浼氳瘽
- session, err := client.NewSession()
- if err != nil {
- return "", fmt.Errorf("failed to create SSH session: %v", err)
- }
- defer session.Close()
-
- // 鍒涘缓涓�涓叿鏈夎秴鏃剁殑涓婁笅鏂�
- ctx, cancel := context.WithTimeout(context.Background(), 300*time.Second)
- defer cancel()
-
- // 閫氳繃浼氳瘽鎵ц杩滅▼鍛戒护
- outputChan := make(chan string)
- errorChan := make(chan error)
- go func() {
- // 鍒涘缓涓�涓繛鎺ユ爣鍑嗚緭鍏ョ殑绠￠亾
- stdinPipe, err := session.StdinPipe()
- if err != nil {
- errorChan <- fmt.Errorf("failed to create stdin pipe: %v", err)
- return
- }
-
- // 鍚姩浼氳瘽
- if err := session.Start(fmt.Sprintf("sudo -SE %s", remoteSSHCommand)); err != nil {
- errorChan <- fmt.Errorf("failed to start command: %v err锛�%v", remoteSSHCommand, err)
- return
- }
-
- // 灏嗗瘑鐮佸啓鍏ユ爣鍑嗚緭鍏ョ閬�
- _, err = fmt.Fprintf(stdinPipe, "%s\n", sshPassword)
- if err != nil {
- errorChan <- fmt.Errorf("failed to write password to stdin: %v", err)
- return
- }
-
- // 绛夊緟浼氳瘽缁撴潫
- if err := session.Wait(); err != nil {
- errorChan <- fmt.Errorf("command execution failed: %v err锛�%v", remoteSSHCommand, err)
- return
- }
-
- outputChan <- ""
- }()
-
- // 绛夊緟缁撴灉鎴栬秴鏃�
- select {
- case <-ctx.Done():
- // 鍏抽棴浼氳瘽浠ョ粓姝㈣繙绋嬪懡浠�
- session.Close()
- // 绛夊緟浼氳瘽鍏抽棴鐨� goroutine 缁撴潫
- <-outputChan
- return "", fmt.Errorf("SSH command execution timed out")
- case err := <-errorChan:
- return "", err
- case <-outputChan:
- fmt.Printf("Command: %v executed on the remote server: %s\n", remoteSSHCommand, nodeIP)
- return "", nil
- }
-}
-
-// 瀹夎Docker
-func installDocker(nodeIP, sshUsername, sshPassword string, sshPort int) error {
- // 妫�鏌ocker鏄惁宸插畨瑁�
- checkCommand := "which docker"
- _, err := sshExec(nodeIP, sshUsername, sshPassword, checkCommand, sshPort)
- if err == nil {
- fmt.Println("Docker is already installed on the remote server.")
- return nil
- }
-
- // 瀹夎Docker
- installCommand := "sudo curl -fsSL https://get.docker.com -o get-docker.sh && sudo sh get-docker.sh"
- _, err = sshExec(nodeIP, sshUsername, sshPassword, installCommand, sshPort)
- if err != nil {
- return fmt.Errorf("failed to install Docker on the remote server: %v", err)
- }
-
- fmt.Println("Docker has been installed on the remote server.")
- return nil
-}
-
-// 瀹夎kubectl
-func installKubectl(nodeIP, sshUsername, sshPassword string, sshPort int) error {
- // 妫�鏌ubectl鏄惁宸插畨瑁�
- checkCommand := "which kubectl"
- _, err := sshExec(nodeIP, sshUsername, sshPassword, checkCommand, sshPort)
- if err == nil {
- fmt.Println("kubectl is already installed on the remote server.")
- return nil
- }
-
- // 瀹夎kubectl
- installCommand := "sudo curl -LO https://storage.googleapis.com/kubernetes-release/release/$(curl -s https://storage.googleapis.com/kubernetes-release/release/stable.txt)/bin/linux/amd64/kubectl && sudo chmod +x kubectl && sudo mv kubectl /usr/local/bin/"
- _, err = sshExec(nodeIP, sshUsername, sshPassword, installCommand, sshPort)
- if err != nil {
- return fmt.Errorf("failed to install kubectl on the remote server: %v", err)
- }
-
- fmt.Println("kubectl has been installed on the remote server.")
- return nil
}
type Node struct {
@@ -328,35 +199,36 @@
}
// Deploy Kubernetes roles on a node using SSH
-func deployk8sRolesOnNode(nodeIP, sshUsername, sshPassword, remoteSSHCommand string, sshPort int, roles []string) error {
+func Deployk8sRolesOnNode(nodeIP, sshUsername, sshPassword, remoteSSHCommand string, sshPort int, roles []string) error {
rancherAgentInstalled, err := isRancherAgentInstalled(nodeIP, sshUsername, sshPassword, sshPort)
if err == nil {
return nil
}
if !rancherAgentInstalled {
- // Add role parameters to nodeCommand
- for _, role := range roles {
- switch role {
- case "etcd":
- remoteSSHCommand += " --etcd"
- case "controlplane":
- remoteSSHCommand += " --controlplane"
- case "worker":
- remoteSSHCommand += " --worker"
- default:
- log.Fatalf("invalid role specified : %s", role)
+ // Add role parameters to nodeCommand
+ for _, role := range roles {
+ switch role {
+ case "etcd":
+ remoteSSHCommand += " --etcd"
+ case "controlplane":
+ remoteSSHCommand += " --controlplane"
+ case "worker":
+ remoteSSHCommand += " --worker"
+ default:
+ log.Fatalf("invalid role specified : %s", role)
+ }
}
- }
- _, err := sshExec(nodeIP, sshUsername, sshPassword, remoteSSHCommand, sshPort)
- if err != nil {
- return fmt.Errorf("failed to deploy Kubernetes roles on the remote server: %v", err)
+ _, err := sshExec(nodeIP, sshUsername, sshPassword, remoteSSHCommand, sshPort)
+ if err != nil {
+ return fmt.Errorf("failed to deploy Kubernetes roles on the remote server: %v", err)
+ }
+ return nil
}
- return nil
}
-func isRancherInstalled(ip, username, password string, sshPort int) (bool, error) {
+func IsRancherInstalled(ip, username, password string, sshPort int) (bool, error) {
// 妫�鏌ancher瀹瑰櫒鏄惁宸茶繍琛�
checkRancherCommand := "sudo docker ps --format '{{.Image}}' | grep -q rancher/rancher:v2.5.17"
_, err := sshExec(ip, username, password, checkRancherCommand, sshPort)
@@ -368,7 +240,7 @@
return true, nil
}
-func isRancherAgentInstalled(ip, username, password string, sshPort int) (bool, error) {
+func IsRancherAgentInstalled(ip, username, password string, sshPort int) (bool, error) {
// 妫�鏌ancher瀹瑰櫒鏄惁宸茶繍琛�
checkRancherCommand := "sudo docker ps --format '{{.Image}}' | grep -q rancher/rancher-agent:v2.5."
_, err := sshExec(ip, username, password, checkRancherCommand, sshPort)
@@ -380,43 +252,7 @@
return true, nil
}
-func installRancher(ip, username, password string, sshPort int) error {
- rancherInstalled, err := isRancherInstalled(ip, username, password, sshPort)
- if err == nil {
- return nil
- }
-
- if !rancherInstalled {
- // 瀹夎Rancher鍛戒护
- rancherCommand := "sudo docker run --privileged -d --restart=unless-stopped -p 8081:80 -p 8443:443 -v /opt/rancher:/var/lib/rancher registry.cn-hangzhou.aliyuncs.com/rancher/rancher:v2.5.17"
- _, err = sshExec(ip, username, password, rancherCommand, sshPort)
- if err != nil {
- return fmt.Errorf("failed to install Rancher: %v", err)
- }
- } else {
- fmt.Println("Rancher is already installed on the remote server.")
- }
-
- return nil
-}
-
-func installDockerAndRancher(ip, username, password string, sshPort int) error {
- // 瀹夎Docker鍛戒护
- err := installDocker(ip, username, password, sshPort)
- if err != nil {
- return err
- }
-
- // 瀹夎Rancher鍛戒护
- err = installRancher(ip, username, password, sshPort)
- if err != nil {
- return err
- }
-
- return nil
-}
-
-func createCluster(rancherConfig RancherConfig, clusterName string) error {
+func CreateCluster(rancherConfig RancherConfig, clusterName string) error {
requestBody := createClusterData(clusterName)
url := fmt.Sprintf("%s/v3/clusters", rancherConfig.RancherURL)
@@ -428,7 +264,7 @@
req.Header.Set("Authorization", fmt.Sprintf("Bearer %s", rancherConfig.BearerToken))
req.Header.Set("Content-Type", "application/json")
- client := createHTTPClient()
+ client := util.CreateHTTPClient()
resp, err := client.Do(req)
if err != nil {
@@ -481,12 +317,6 @@
// Add more nodes here if needed
}
- //install rancher on master node
- err := installDockerAndRancher(nodes[0].IP, nodes[0].SSHUsername, nodes[0].SSHPassword, nodes[0].SSHPort)
- if err != nil {
- log.Fatalf("Failed to install Rancher: %v", err)
- }
-
// Create the cluster
// Rancher configuration
/*rancherConfig := RancherConfig{
@@ -500,15 +330,15 @@
}
// Deploy clusterId
- clusterID, err := getClusterID(rancherConfig.RancherURL, rancherConfig.BearerToken, clusterName)
+ clusterID, err := GetClusterID(rancherConfig.RancherURL, rancherConfig.BearerToken, clusterName)
if err != nil {
log.Fatal(err)
- err = createCluster(rancherConfig, clusterName)
+ err = CreateCluster(rancherConfig, clusterName)
if err != nil {
log.Fatalf("Failed to create cluster: %v", err)
}
fmt.Printf("Cluster created: %s\n", clusterName)
- clusterID, err = getClusterID(rancherConfig.RancherURL, rancherConfig.BearerToken, clusterName)
+ clusterID, err = GetClusterID(rancherConfig.RancherURL, rancherConfig.BearerToken, clusterName)
if err != nil {
log.Fatal(err)
}
@@ -516,7 +346,7 @@
fmt.Println(clusterID)
// Deploy nodeCommand
- nodeCommand, err := getNodeCommand(rancherConfig.RancherURL, rancherConfig.BearerToken, clusterID)
+ nodeCommand, err := GetNodeCommand(rancherConfig.RancherURL, rancherConfig.BearerToken, clusterID)
if err != nil {
log.Fatal(err)
}
@@ -524,19 +354,19 @@
for _, node := range nodes {
//Deploy Docker on each node
- err = installDocker(node.IP, node.SSHUsername, node.SSHPassword, node.SSHPort)
+ err = util.InstallDocker(node.IP, node.SSHUsername, node.SSHPassword, node.SSHPort)
if err != nil {
log.Fatal(err)
}
// Deploy Kubectl on each node
- err = installKubectl(node.IP, node.SSHUsername, node.SSHPassword, node.SSHPort)
+ err = util.InstallKubectl(node.IP, node.SSHUsername, node.SSHPassword, node.SSHPort)
if err != nil {
log.Fatal(err)
}
// Deploy Kubernetes roles on each node
- err = deployk8sRolesOnNode(node.IP, node.SSHUsername, node.SSHPassword, nodeCommand, node.SSHPort, node.Roles)
+ err = Deployk8sRolesOnNode(node.IP, node.SSHUsername, node.SSHPassword, nodeCommand, node.SSHPort, node.Roles)
if err != nil {
log.Fatal(err)
}
--
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