16c041e3eb
- Implemented new base commands for system configuration: * swap: Disable system swap * selinux: Disable SELinux * firewall: Stop and disable firewalld and ufw * sysconfig: Modify system sysctl configuration * ssh: Add SSH-related subcommands (key, port, config) - Updated Config.go to initialize ConfigCache with default values - Added new utility functions in FileUtils.go for file content manipulation - Extended Excutor.go with HardCodeCommandExecutor method
601 lines
17 KiB
Go
601 lines
17 KiB
Go
package cmd
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import (
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"agent-wdd/cmd/beans"
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"agent-wdd/config"
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"agent-wdd/log"
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"agent-wdd/op"
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"agent-wdd/utils"
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"fmt"
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"runtime"
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"github.com/spf13/cobra"
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)
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var (
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ubuntuCommonTools = []string{
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"iputils-ping", "net-tools", "dnsutils", "lsof", "curl", "wget", "mtr-tiny", "vim", "htop", "lrzsz",
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}
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centosCommonTools = []string{
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"deltarpm", "net-tools", "iputils", "bind-utils", "lsof", "curl", "wget", "vim", "mtr", "htop",
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}
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dockerLocalInstallPath = "/root/wdd/docker-amd64-20.10.15.tgz" // 本地安装docker的文件路径
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dockerComposeLocalInstallPath = "/root/wdd/docker-compose-v2.18.0-linux-amd64" // 本地安装docker compose的文件路径
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)
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func init() {
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switch runtime.GOARCH {
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case "amd64":
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dockerLocalInstallPath = "/root/wdd/docker-amd64-20.10.15.tgz" // 本地安装docker的文件路径
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dockerComposeLocalInstallPath = "/root/wdd/docker-compose-v2.18.0-linux-amd64" // 本地安装docker compose的文件路径
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case "arm64":
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dockerLocalInstallPath = "/root/wdd/docker-arm64-20.10.15.tgz" // 本地安装docker的文件路径
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dockerComposeLocalInstallPath = "/root/wdd/docker-compose-v2.18.0-linux-arm64" // 本地安装docker compose的文件路径
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}
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}
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// 添加base子命令
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func addBaseSubcommands(cmd *cobra.Command) {
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// 1.1 docker
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dockerCmd := &cobra.Command{
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Use: "docker",
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Short: "Docker相关操作",
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}
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addDockerSubcommands(dockerCmd)
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// 1.2 dockercompose
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dockerComposeCmd := &cobra.Command{
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Use: "dockercompose",
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Short: "Docker Compose相关操作",
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}
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addDockerComposeSubcommands(dockerComposeCmd)
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// 其他base子命令...
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swapCmd := &cobra.Command{
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Use: "swap",
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Short: "关闭系统的Swap",
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Run: func(cmd *cobra.Command, args []string) {
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log.Info("Swap 关闭!")
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// 实现这个函数，能够关闭centos或者ubuntu系统的swap
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// 备份文件存在，pass
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if !utils.FileExistAndNotNull("/etc/fstab_back_wdd_swap") {
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utils.AppendOverwriteContentToFile(
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"/etc/fstab",
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"/etc/fstab_back_wdd_swap",
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)
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}
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// 执行关闭操作
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op.SingleLineCommandExecutor([]string{
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"swapoff",
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"-a",
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})
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op.SingleLineCommandExecutor([]string{
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"sed",
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"-i",
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"/swap/d",
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"/etc/fstab",
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})
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log.Info("Swap 关闭成功!")
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},
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}
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selinuxCmd := &cobra.Command{
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Use: "selinux",
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Short: "关闭selinux",
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Run: func(cmd *cobra.Command, args []string) {
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log.Info("Selinux 关闭!")
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// 如果configCache的OS为空，则收集OS信息
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if config.ConfigCache.Agent.OS.Hostname == "" {
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log.Warning("ConfigCache OS is nil")
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config.ConfigCache.Agent.OS.Gather()
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config.ConfigCache.Agent.OS.SaveConfig()
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}
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os := config.ConfigCache.Agent.OS
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if os.IsUbuntuType {
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log.Info("Ubuntu 系统，跳过关闭selinux！")
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return
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} else {
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op.SingleLineCommandExecutor([]string{
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"setenforce",
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"0",
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})
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// 备份一下/etc/selinux/config
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if !utils.FileExistAndNotNull("/etc/selinux/config_back_wdd_selinux") {
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utils.AppendOverwriteContentToFile(
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"/etc/selinux/config",
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"/etc/selinux/config_back_wdd_selinux",
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)
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}
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// 持久化关闭selinux
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utils.FindAndDeleteContentInFile("SELINUX=enforcing", "/etc/selinux/config")
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utils.FindAndDeleteContentInFile("SELINUX=permissive", "/etc/selinux/config")
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utils.FindAndDeleteContentInFile("SELINUX=disabled", "/etc/selinux/config")
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utils.AppendContentToFile("SELINUX=disabled", "/etc/selinux/config")
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}
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log.Info("Selinux 关闭成功!")
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},
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}
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firewallCmd := &cobra.Command{
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Use: "firewall",
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Short: "关闭防火墙",
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Run: func(cmd *cobra.Command, args []string) {
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log.Info("Firewall 关闭!")
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// 调用systemd关闭firewalld
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op.SystemdDown("firewalld")
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op.SystemdDisable("firewalld")
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// 调用systemd关闭ufw
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op.SystemdDown("ufw")
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op.SystemdDisable("ufw")
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// 清空路由表
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log.Info("清空路由表...")
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op.HardCodeCommandExecutor("iptables -F && iptables -t nat -F && iptables -t mangle -F && iptables -t raw -F")
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op.HardCodeCommandExecutor("ip6tables -F && ip6tables -t nat -F && ip6tables -t mangle -F && ip6tables -t raw -F")
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log.Info("Firewall 关闭成功!")
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},
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}
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sysconfigCmd := &cobra.Command{
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Use: "sysconfig",
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Short: "修改系统的sysconfig",
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Run: func(cmd *cobra.Command, args []string) {
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log.Info("Sysconfig 修改!")
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// 修改系统的sysconfig
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sysctlConfigFile := "/etc/sysctl.d/wdd-k8s.conf"
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if !utils.AppendOverwriteContentToFile(beans.SysctlConfig, sysctlConfigFile) {
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log.Error("[ModifySysConfigBastion] - error appending sysctl config to sysctl.d !")
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return
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}
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op.SingleLineCommandExecutor([]string{
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"sysctl",
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"-p",
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sysctlConfigFile,
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})
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log.Info("Sysconfig 修改成功!")
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},
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}
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// 通用工具安装
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commonToolsInstall := &cobra.Command{
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Use: "tools",
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Short: "通用工具安装 利用本机的yum，apt等从网络安装常用的软件",
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Run: func(cmd *cobra.Command, args []string) {
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log.Info("Common tool installation!")
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// Whether It can connect to internet
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if config.CanConnectInternet() <= 1 {
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log.Error("服务器无法连接互联网，无法执行tools")
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return
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}
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// package install
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// only support ubuntu(debian) centos(debian openEuler)
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packOperator := op.AgentPackOperator
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packOperator.PackageInit()
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os := config.ConfigCache.Agent.OS
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if os.IsUbuntuType {
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packOperator.Install(ubuntuCommonTools)
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} else {
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packOperator.Install(centosCommonTools)
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}
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},
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}
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sshCmd := &cobra.Command{
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Use: "ssh",
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Short: "修改ssh配置",
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}
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addSSHSubcommands(sshCmd)
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cmd.AddCommand(
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dockerCmd,
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dockerComposeCmd,
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swapCmd,
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commonToolsInstall,
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selinuxCmd,
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firewallCmd,
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sysconfigCmd,
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sshCmd,
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// 其他命令...
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)
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}
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func addSSHSubcommands(sshCmd *cobra.Command) {
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keyCmd := &cobra.Command{
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Use: "key",
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Short: "安装默认的ssh-key",
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Run: func(cmd *cobra.Command, args []string) {
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log.Info("安装默认的ssh-key!")
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// 创建.ssh目录
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utils.CreateFolder("/root/.ssh")
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// 检查密钥是否存在
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if utils.FileExistAndNotNull("/root/.ssh/id_ed25519") &&
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utils.FileExistAndNotNull("/root/.ssh/id_ed25519.pub") &&
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utils.FindContentInFile("wdd@cmii.com", "/root/.ssh/authorized_keys") {
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log.Info("SSH密钥已存在，无需重新安装。")
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return
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}
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// 下载标准的私钥和公钥
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if !utils.AppendOverwriteContentToFile(beans.Ed25519PrivateKey, "/root/.ssh/id_ed25519") {
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log.Error("[InstallDefaultSSHKey] - error appending private ssh key to authorized_keys !")
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return
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}
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if !utils.AppendOverwriteContentToFile(beans.Ed25519PublicKey, "/root/.ssh/id_ed25519.pub") {
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log.Error("[InstallDefaultSSHKey] - error appending public ssh key to authorized_keys !")
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return
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}
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// 写入到authorized_keys
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if !utils.AppendFileToFile("/root/.ssh/id_ed25519.pub", "/root/.ssh/authorized_keys") {
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log.Error("[InstallDefaultSSHKey] - error appending ssh key to authorized_keys !")
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return
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}
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// 设置权限
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op.SingleLineCommandExecutor([]string{
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"chmod",
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"600",
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"/root/.ssh/id_ed25519",
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})
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// 检查
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if utils.FindContentInFile("wdd@cmii.com", "/root/.ssh/authorized_keys") {
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log.Info("[InstallDefaultSSHKey] - install success !")
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} else {
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log.Error("[InstallDefaultSSHKey] - authorized_keys don't contain the ssh-pub key !")
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}
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},
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}
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portCmd := &cobra.Command{
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Use: "port",
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Short: "修改ssh端口",
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Run: func(cmd *cobra.Command, args []string) {
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log.Info("修改ssh端口!")
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// 检查参数
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if len(args) > 0 {
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fmt.Printf("modify ssh port to: %s\n", args[0])
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}
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// 没有传递参数，使用默认参数
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port := "22333"
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log.Info("[ModifySSHPort] modify ssh port to: %s", port)
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// 修改ssh端口
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utils.AppendContentToFile(fmt.Sprintf("Port %s", port), "/etc/ssh/sshd_config")
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// 重启ssh服务
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ok, resultLog := op.SystemdRestart("sshd")
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if !ok {
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log.Error("[ModifySSHPort] restart sshd error: %s", resultLog)
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return
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}
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log.Info("[ModifySSHPort] modify ssh port to: %s success!", port)
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},
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}
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configCmd := &cobra.Command{
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Use: "config",
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Short: "修改ssh配置 为wdd默认配置!",
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Run: func(cmd *cobra.Command, args []string) {
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log.Info("修改ssh配置 为wdd默认配置!")
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// 备份文件
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if !utils.FileExistAndNotNull("/etc/ssh/sshd_config_back_wdd_ssh") {
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utils.AppendOverwriteContentToFile("/etc/ssh/sshd_config", "/etc/ssh/sshd_config_back_wdd_ssh")
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}
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// 修改ssh配置
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utils.AppendContentToFile(beans.DefaultSshdConfig, "/etc/ssh/sshd_config")
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// 重启ssh服务
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ok, resultLog := op.SystemdRestart("sshd")
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if !ok {
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log.Error("sshd 重启失败: %s", resultLog)
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return
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}
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log.Info("[sshd配置修改] 成功!")
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},
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}
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sshCmd.AddCommand(keyCmd, portCmd, configCmd)
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}
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// 添加docker子命令
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func addDockerSubcommands(cmd *cobra.Command) {
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onlineCmd := &cobra.Command{
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Use: "online [version]",
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Short: "网络安装Docker",
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Args: cobra.ExactArgs(1),
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Run: func(cmd *cobra.Command, args []string) {
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// 检查参数
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if len(args) > 0 {
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fmt.Printf("Installing Docker version: %s\n", args[0])
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}
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// 没有传递参数，使用默认参数
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version := "20.10.15"
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log.Info("Installing Docker version: %s", version)
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// 安装docker
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packOperator := op.AgentPackOperator
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packOperator.PackageInit()
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// ubuntu 和 centos的安装命令是不是一样的
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packOperator.Install([]string{"docker-ce", "docker-ce-cli", "containerd.io", "docker-buildx-plugin", "docker-compose-plugin"})
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},
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}
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removeCmd := &cobra.Command{
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Use: "remove",
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Short: "卸载Docker",
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Run: func(cmd *cobra.Command, args []string) {
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fmt.Println("Removing Docker...")
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},
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}
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localCmd := &cobra.Command{
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Use: "local [path]",
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Short: "本地安装Docker",
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Args: cobra.ExactArgs(1),
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Run: func(cmd *cobra.Command, args []string) {
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log.Info("Installing Docker from local file: %s", dockerLocalInstallPath)
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exist := utils.FileExistAndNotNull(dockerLocalInstallPath)
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if !exist {
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log.Error("Docker local install file not found: %s", dockerLocalInstallPath)
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return
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}
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// 解压文件
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utils.UnzipFile(dockerLocalInstallPath, "/root/wdd")
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// 安装docker
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err := utils.MoveFolerToAnother("/root/wdd/docker", "/usr/bin")
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if err != nil {
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log.Error("Failed to move Docker binaries: %s", err.Error())
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return
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}
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// 设置权限
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chmodCmd := []string{"chmod", "777", "-R", "/usr/bin/docker*"}
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ok, resultLog := op.SingleLineCommandExecutor(chmodCmd)
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if !ok {
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log.Error("Failed to set permissions for Docker binaries: %s", resultLog)
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return
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}
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// 配置并启动Docker服务
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// systemd daemonize docker
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utils.AppendOverwriteContentToFile(beans.ContainerdDaemonService, beans.ContainerdServiceFile)
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if !utils.FileExistAndNotNull(beans.ContainerdServiceFile) {
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log.Error("docker deamon file not exists !")
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}
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utils.AppendOverwriteContentToFile(beans.DockerSocketDaemonService, beans.DockerSocketFile)
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if !utils.FileExistAndNotNull(beans.DockerSocketFile) {
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log.Error("docker deamon file not exists !")
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}
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utils.AppendOverwriteContentToFile(beans.DockerDaemonService, beans.DockerServiceFile)
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if !utils.FileExistAndNotNull(beans.DockerServiceFile) {
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log.Error("docker deamon file not exists !")
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}
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log.Info("docker dameon file append success !")
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ok, resultLog = op.SystemdDaemonReload()
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if !ok {
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log.Error("daemon reload error ! %s", resultLog)
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return
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}
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op.SingleLineCommandExecutor([]string{"systemctl", "unmask", "containerd"})
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op.SingleLineCommandExecutor([]string{"systemctl", "unmask", "docker.socket"})
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op.SingleLineCommandExecutor([]string{"systemctl", "unmask", "docker"})
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op.SingleLineCommandExecutor([]string{"groupadd", "docker"})
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op.SingleLineCommandExecutor([]string{"usermod", "-aG", "docker", "root"})
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op.SingleLineCommandExecutor([]string{"newgrp", "docker"})
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systemdUp, resultLog := op.SystemdUp("containerd")
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if !systemdUp {
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log.Error("[InstallDockerBastion] - start containerd service error ! %s", resultLog)
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return
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}
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ok, resultLog = op.SystemdUp("docker.socket")
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if !ok {
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log.Error("[InstallDockerBastion] - start docker.socket error ! %s", resultLog)
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return
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}
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ok, resultLog = op.SystemdUp("docker")
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if !ok {
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log.Error("[InstallDockerBastion] - start docker service error ! %s", resultLog)
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return
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}
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log.Info("Docker installed successfully from local file!")
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},
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}
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cmd.AddCommand(onlineCmd, removeCmd, localCmd)
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}
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func addDockerComposeSubcommands(cmd *cobra.Command) {
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installCmd := &cobra.Command{
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Use: "online [version]",
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Short: "安装Docker Compose",
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Run: func(cmd *cobra.Command, args []string) {
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log.Info("Installing Docker Compose...")
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// 检查参数
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if len(args) > 0 {
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fmt.Printf("Installing Docker Compose version: %s\n", args[0])
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}
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// 默认安装最新版本
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version := "latest"
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if len(args) > 0 {
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version = args[0]
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}
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// 如果是最新版本，则通过GitHub API查询
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if version == "latest" {
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latestVersion, err := op.GetLatestGithubReleaseVersion("docker", "compose")
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if err != nil {
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log.Error("获取Docker Compose最新版本失败: %s", err)
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} else {
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version = latestVersion
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log.Info("获取到Docker Compose最新版本: %s", version)
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}
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}
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log.Info("安装 Docker Compose 版本: %s", version)
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// 检查是否可以连接互联网
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if config.CanConnectInternet() <= 1 {
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log.Error("服务器无法连接互联网，无法在线安装 Docker Compose")
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return
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||
}
|
||
|
||
// 检查 Docker 是否已安装
|
||
dockerExists := op.CommandExistsByPath("docker")
|
||
if !dockerExists {
|
||
log.Error("Docker 未安装，请先安装 Docker")
|
||
return
|
||
}
|
||
|
||
// 根据架构选择合适的下载链接
|
||
arch := runtime.GOARCH
|
||
downloadURL := fmt.Sprintf("https://github.com/docker/compose/releases/download/%s/docker-compose-linux-%s", version, arch)
|
||
|
||
log.Info("Downloading Docker Compose from: %s", downloadURL)
|
||
// 下载 Docker Compose
|
||
ok, ccc := op.DownloadFile(downloadURL, "/usr/local/bin/docker-compose")
|
||
if !ok {
|
||
log.Error("下载 Docker Compose 失败: %s", ccc)
|
||
return
|
||
}
|
||
|
||
// 设置执行权限
|
||
chmodCmd := []string{"chmod", "+x", "/usr/local/bin/docker-compose"}
|
||
ok, resultLog := op.SingleLineCommandExecutor(chmodCmd)
|
||
if !ok {
|
||
log.Error("设置 Docker Compose 权限失败: %s", resultLog)
|
||
return
|
||
}
|
||
|
||
// 创建软链接
|
||
linkCmd := []string{"ln", "-sf", "/usr/local/bin/docker-compose", "/usr/bin/docker-compose"}
|
||
op.SingleLineCommandExecutor(linkCmd)
|
||
|
||
// 验证安装
|
||
verifyCmd := []string{"docker-compose", "--version"}
|
||
ok, resultLog = op.SingleLineCommandExecutor(verifyCmd)
|
||
if !ok {
|
||
log.Error("Docker Compose 安装验证失败: %s", resultLog)
|
||
return
|
||
}
|
||
|
||
log.Info("Docker Compose 安装成功: %s", resultLog)
|
||
|
||
},
|
||
}
|
||
|
||
removeCmd := &cobra.Command{
|
||
Use: "remove",
|
||
Short: "卸载Docker Compose",
|
||
Run: func(cmd *cobra.Command, args []string) {
|
||
log.Info("Removing Docker Compose...")
|
||
|
||
if utils.RemoveFile("/usr/local/bin/docker-compose") {
|
||
log.Info("Docker Compose removed successfully!")
|
||
} else {
|
||
log.Error("Failed to remove Docker Compose!")
|
||
}
|
||
|
||
},
|
||
}
|
||
|
||
localCmd := &cobra.Command{
|
||
Use: "local [path]",
|
||
Short: "本地安装Docker Compose",
|
||
Args: cobra.ExactArgs(1),
|
||
Run: func(cmd *cobra.Command, args []string) {
|
||
log.Info("Installing Docker Compose from local file...")
|
||
|
||
exist := utils.FileExistAndNotNull(dockerLocalInstallPath)
|
||
if !exist {
|
||
log.Error("Docker local install file not found: %s", dockerLocalInstallPath)
|
||
return
|
||
}
|
||
|
||
// move file to /usr/local/bin
|
||
err := utils.MoveFolerToAnother(dockerComposeLocalInstallPath, "/usr/local/bin")
|
||
if err != nil {
|
||
log.Error("Failed to move Docker Compose binaries: %s", err.Error())
|
||
return
|
||
}
|
||
|
||
// set permission
|
||
chmodCmd := []string{"chmod", "+x", "/usr/local/bin/docker-compose"}
|
||
ok, resultLog := op.SingleLineCommandExecutor(chmodCmd)
|
||
if !ok {
|
||
log.Error("Failed to set permissions for Docker Compose binaries: %s", resultLog)
|
||
return
|
||
}
|
||
|
||
log.Info("Docker Compose installed successfully from local file!")
|
||
},
|
||
}
|
||
|
||
versionCmd := &cobra.Command{
|
||
Use: "version",
|
||
Short: "查看Docker Compose版本",
|
||
Run: func(cmd *cobra.Command, args []string) {
|
||
log.Info("Docker Compose version...")
|
||
ok, resultLog := op.SingleLineCommandExecutor([]string{"docker-compose", "--version"})
|
||
if !ok {
|
||
log.Error("Failed to get Docker Compose version: %s", resultLog)
|
||
return
|
||
}
|
||
log.Info("Docker Compose version: %s", resultLog)
|
||
},
|
||
}
|
||
|
||
cmd.AddCommand(
|
||
installCmd,
|
||
removeCmd,
|
||
localCmd,
|
||
versionCmd,
|
||
)
|
||
|
||
}
|