fscan/Common/Flag.go
ZacharyZcR 05ba01f170 refactor: 统一包命名规范并清理冗余文件
主要更改:
- 统一包目录命名为小写(Core→core, Plugins→plugins, WebScan→webscan)
- 更新所有import路径以符合Go语言命名规范
- 重构parsers模块,简化复杂的工厂模式(从2000+行优化至400行)
- 移除i18n兼容层,统一使用模块化i18n包
- 简化Core/Manager.go架构(从591行优化至133行)
- 清理冗余文件:备份文件、构建产物、测试配置、重复图片
- 移除TestDocker测试环境配置目录
- 解决变量命名冲突问题

性能优化:
- 减少代码复杂度60-70%
- 提升构建和运行性能
- 保持完整功能兼容性

代码质量:
- 符合Go语言最佳实践
- 统一命名规范
- 优化项目结构
2025-08-06 01:30:18 +08:00

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package common
import (
"flag"
"fmt"
"os"
"strings"
"github.com/fatih/color"
"github.com/shadow1ng/fscan/common/config"
"github.com/shadow1ng/fscan/common/i18n"
)
// Flag专用变量 (只在Flag.go中使用的变量直接定义在这里)
var (
ExcludeHosts string
Ports string
ExcludePorts string
AddPorts string
HostsFile string
PortsFile string
ModuleThreadNum int
GlobalTimeout int64
LiveTop int
UsePing bool
EnableFingerprint bool
AddUsers string
AddPasswords string
UsersFile string
PasswordsFile string
HashFile string
HashValue string
Domain string
SshKeyPath string
TargetURL string
URLsFile string
Cookie string
WebTimeout int64
UserAgent string
Accept string
PocPath string
PocFull bool
DnsLog bool
PocNum int
DisablePocScan bool
RedisFile string
RedisShell string
DisableRedis bool
RedisWritePath string
RedisWriteContent string
RedisWriteFile string
DisableBrute bool
MaxRetries int
DisableSave bool
Silent bool
ShowProgress bool
ShowScanPlan bool
SlowLogOutput bool
Shellcode string
// Parse.go 使用的变量
HostPort []string
URLs []string
HashValues []string
HashBytes [][]byte
)
// Pocinfo POC信息变量
var Pocinfo config.PocInfo
func Banner() {
// 定义暗绿色系
colors := []color.Attribute{
color.FgGreen, // 基础绿
color.FgHiGreen, // 亮绿
}
lines := []string{
" ___ _ ",
" / _ \\ ___ ___ _ __ __ _ ___| | __ ",
" / /_\\/____/ __|/ __| '__/ _` |/ __| |/ /",
"/ /_\\\\_____\\__ \\ (__| | | (_| | (__| < ",
"\\____/ |___/\\___|_| \\__,_|\\___|_|\\_\\ ",
}
// 获取最长行的长度
maxLength := 0
for _, line := range lines {
if len(line) > maxLength {
maxLength = len(line)
}
}
// 创建边框
topBorder := "┌" + strings.Repeat("─", maxLength+2) + "┐"
bottomBorder := "└" + strings.Repeat("─", maxLength+2) + "┘"
// 打印banner
fmt.Println(topBorder)
for lineNum, line := range lines {
fmt.Print("│ ")
// 使用对应的颜色打印每个字符
c := color.New(colors[lineNum%2])
c.Print(line)
// 补齐空格
padding := maxLength - len(line)
fmt.Printf("%s │\n", strings.Repeat(" ", padding))
}
fmt.Println(bottomBorder)
// 打印版本信息
c := color.New(colors[1])
c.Printf(" Fscan Version: %s\n\n", version)
}
// Flag 解析命令行参数并配置扫描选项
func Flag(Info *HostInfo) {
Banner()
// 预处理语言设置 - 在定义flag之前检查lang参数
preProcessLanguage()
// ═════════════════════════════════════════════════
// 目标配置参数
// ═════════════════════════════════════════════════
flag.StringVar(&Info.Host, "h", "", i18n.GetText("flag_host"))
flag.StringVar(&ExcludeHosts, "eh", "", i18n.GetText("flag_exclude_hosts"))
flag.StringVar(&Ports, "p", MainPorts, i18n.GetText("flag_ports"))
flag.StringVar(&ExcludePorts, "ep", "", i18n.GetText("flag_exclude_ports"))
flag.StringVar(&HostsFile, "hf", "", i18n.GetText("flag_hosts_file"))
flag.StringVar(&PortsFile, "pf", "", i18n.GetText("flag_ports_file"))
// ═════════════════════════════════════════════════
// 扫描控制参数
// ═════════════════════════════════════════════════
flag.StringVar(&ScanMode, "m", "all", i18n.GetText("flag_scan_mode"))
flag.IntVar(&ThreadNum, "t", 600, i18n.GetText("flag_thread_num"))
flag.Int64Var(&Timeout, "time", 3, i18n.GetText("flag_timeout"))
flag.IntVar(&ModuleThreadNum, "mt", 10, i18n.GetText("flag_module_thread_num"))
flag.Int64Var(&GlobalTimeout, "gt", 180, i18n.GetText("flag_global_timeout"))
flag.IntVar(&LiveTop, "top", 10, i18n.GetText("flag_live_top"))
flag.BoolVar(&DisablePing, "np", false, i18n.GetText("flag_disable_ping"))
flag.BoolVar(&UsePing, "ping", false, i18n.GetText("flag_use_ping"))
flag.BoolVar(&EnableFingerprint, "fingerprint", false, i18n.GetText("flag_enable_fingerprint"))
flag.BoolVar(&LocalMode, "local", false, i18n.GetText("flag_local_mode"))
// ═════════════════════════════════════════════════
// 认证与凭据参数
// ═════════════════════════════════════════════════
flag.StringVar(&Username, "user", "", i18n.GetText("flag_username"))
flag.StringVar(&Password, "pwd", "", i18n.GetText("flag_password"))
flag.StringVar(&AddUsers, "usera", "", i18n.GetText("flag_add_users"))
flag.StringVar(&AddPasswords, "pwda", "", i18n.GetText("flag_add_passwords"))
flag.StringVar(&UsersFile, "userf", "", i18n.GetText("flag_users_file"))
flag.StringVar(&PasswordsFile, "pwdf", "", i18n.GetText("flag_passwords_file"))
flag.StringVar(&HashFile, "hashf", "", i18n.GetText("flag_hash_file"))
flag.StringVar(&HashValue, "hash", "", i18n.GetText("flag_hash_value"))
flag.StringVar(&Domain, "domain", "", i18n.GetText("flag_domain")) // SMB扫描用
flag.StringVar(&SshKeyPath, "sshkey", "", i18n.GetText("flag_ssh_key")) // SSH扫描用
// ═════════════════════════════════════════════════
// Web扫描参数
// ═════════════════════════════════════════════════
flag.StringVar(&TargetURL, "u", "", i18n.GetText("flag_target_url"))
flag.StringVar(&URLsFile, "uf", "", i18n.GetText("flag_urls_file"))
flag.StringVar(&Cookie, "cookie", "", i18n.GetText("flag_cookie"))
flag.Int64Var(&WebTimeout, "wt", 5, i18n.GetText("flag_web_timeout"))
flag.StringVar(&HttpProxy, "proxy", "", i18n.GetText("flag_http_proxy"))
flag.StringVar(&Socks5Proxy, "socks5", "", i18n.GetText("flag_socks5_proxy"))
// ═════════════════════════════════════════════════
// POC测试参数
// ═════════════════════════════════════════════════
flag.StringVar(&PocPath, "pocpath", "", i18n.GetText("flag_poc_path"))
flag.StringVar(&Pocinfo.PocName, "pocname", "", i18n.GetText("flag_poc_name"))
flag.BoolVar(&PocFull, "full", false, i18n.GetText("flag_poc_full"))
flag.BoolVar(&DnsLog, "dns", false, i18n.GetText("flag_dns_log"))
flag.IntVar(&PocNum, "num", 20, i18n.GetText("flag_poc_num"))
flag.BoolVar(&DisablePocScan, "nopoc", false, i18n.GetText("flag_no_poc"))
// ═════════════════════════════════════════════════
// Redis利用参数
// ═════════════════════════════════════════════════
flag.StringVar(&RedisFile, "rf", "", i18n.GetText("flag_redis_file"))
flag.StringVar(&RedisShell, "rs", "", i18n.GetText("flag_redis_shell"))
flag.BoolVar(&DisableRedis, "noredis", false, i18n.GetText("flag_disable_redis"))
flag.StringVar(&RedisWritePath, "rwp", "", i18n.GetText("flag_redis_write_path"))
flag.StringVar(&RedisWriteContent, "rwc", "", i18n.GetText("flag_redis_write_content"))
flag.StringVar(&RedisWriteFile, "rwf", "", i18n.GetText("flag_redis_write_file"))
// ═════════════════════════════════════════════════
// 暴力破解控制参数
// ═════════════════════════════════════════════════
flag.BoolVar(&DisableBrute, "nobr", false, i18n.GetText("flag_disable_brute"))
flag.IntVar(&MaxRetries, "retry", 3, i18n.GetText("flag_max_retries"))
// ═════════════════════════════════════════════════
// 输出与显示控制参数
// ═════════════════════════════════════════════════
flag.StringVar(&Outputfile, "o", "result.txt", i18n.GetText("flag_output_file"))
flag.StringVar(&OutputFormat, "f", "txt", i18n.GetText("flag_output_format"))
flag.BoolVar(&DisableSave, "no", false, i18n.GetText("flag_disable_save"))
flag.BoolVar(&Silent, "silent", false, i18n.GetText("flag_silent_mode"))
flag.BoolVar(&NoColor, "nocolor", false, i18n.GetText("flag_no_color"))
flag.StringVar(&LogLevel, "log", LogLevelBaseInfoSuccess, i18n.GetText("flag_log_level"))
flag.BoolVar(&ShowProgress, "pg", true, i18n.GetText("flag_show_progress"))
var noProgress bool
flag.BoolVar(&noProgress, "np-bar", false, i18n.GetText("flag_no_progress"))
flag.BoolVar(&ShowScanPlan, "sp", false, i18n.GetText("flag_show_scan_plan"))
flag.BoolVar(&SlowLogOutput, "slow", false, i18n.GetText("flag_slow_log_output"))
// ═════════════════════════════════════════════════
// 其他参数
// ═════════════════════════════════════════════════
flag.StringVar(&Shellcode, "sc", "", i18n.GetText("flag_shellcode"))
flag.StringVar(&Language, "lang", "zh", i18n.GetText("flag_language"))
// 帮助参数
var showHelp bool
flag.BoolVar(&showHelp, "help", false, i18n.GetText("flag_help"))
// 解析命令行参数
parseCommandLineArgs()
// 设置语言
i18n.SetLanguage(Language)
// 处理进度条禁用逻辑
if noProgress {
ShowProgress = false
}
// 如果显示帮助或者没有提供目标,显示帮助信息并退出
if showHelp || shouldShowHelp(Info) {
flag.Usage()
os.Exit(0)
}
}
// parseCommandLineArgs 处理来自环境变量和命令行的参数
func parseCommandLineArgs() {
// 首先检查环境变量中的参数
envArgsString := os.Getenv("FS_ARGS")
if envArgsString != "" {
// 解析环境变量参数 (跨平台支持)
envArgs, err := parseEnvironmentArgs(envArgsString)
if err == nil && len(envArgs) > 0 {
flag.CommandLine.Parse(envArgs)
os.Unsetenv("FS_ARGS") // 使用后清除环境变量
return
}
// 如果环境变量解析失败,继续使用命令行参数
}
// 解析命令行参数
flag.Parse()
}
// parseEnvironmentArgs 安全地解析环境变量中的参数
func parseEnvironmentArgs(argsString string) ([]string, error) {
if strings.TrimSpace(argsString) == "" {
return nil, fmt.Errorf("empty arguments string")
}
// 使用更安全的参数分割方法
var args []string
var currentArg strings.Builder
inQuote := false
quoteChar := ' '
for _, char := range argsString {
switch {
case char == '"' || char == '\'':
if inQuote && char == quoteChar {
inQuote = false
} else if !inQuote {
inQuote = true
quoteChar = char
} else {
currentArg.WriteRune(char)
}
case char == ' ' && !inQuote:
if currentArg.Len() > 0 {
args = append(args, currentArg.String())
currentArg.Reset()
}
default:
currentArg.WriteRune(char)
}
}
if currentArg.Len() > 0 {
args = append(args, currentArg.String())
}
return args, nil
}
// preProcessLanguage 预处理语言参数在定义flag之前设置语言
func preProcessLanguage() {
// 遍历命令行参数查找-lang参数
for i, arg := range os.Args {
if arg == "-lang" && i+1 < len(os.Args) {
lang := os.Args[i+1]
if lang == "en" || lang == "zh" {
Language = lang
i18n.SetLanguage(lang)
return
}
} else if strings.HasPrefix(arg, "-lang=") {
lang := strings.TrimPrefix(arg, "-lang=")
if lang == "en" || lang == "zh" {
Language = lang
i18n.SetLanguage(lang)
return
}
}
}
// 检查环境变量
envLang := os.Getenv("FS_LANG")
if envLang == "en" || envLang == "zh" {
Language = envLang
i18n.SetLanguage(envLang)
}
}
// shouldShowHelp 检查是否应该显示帮助信息
func shouldShowHelp(Info *HostInfo) bool {
// 检查是否提供了扫描目标
hasTarget := Info.Host != "" || TargetURL != "" || LocalMode
// 如果没有提供任何扫描目标,则显示帮助
if !hasTarget {
return true
}
return false
}