Initial commit (code only without large binaries)

EdgeUser/internal/utils/dateutils/utils.go

@@ -0,0 +1,12 @@
+// Copyright 2023 Liuxiangchao iwind.liu@gmail.com. All rights reserved. Official site: https://goedge.cn .
+
+package dateutils
+
+// SplitYmd 分隔Ymd格式的日期
+// Ymd => Y-m-d
+func SplitYmd(day string) string {
+	if len(day) != 8 {
+		return day
+	}
+	return day[:4] + "-" + day[4:6] + "-" + day[6:]
+}

EdgeUser/internal/utils/domainutils/utils.go

@@ -0,0 +1,19 @@
+package domainutils
+
+import (
+	"regexp"
+	"strings"
+)
+
+// ValidateDomainFormat 校验域名格式
+func ValidateDomainFormat(domain string) bool {
+	pieces := strings.Split(domain, ".")
+	for _, piece := range pieces {
+		// \p{Han} 中文unicode字符集
+		if !regexp.MustCompile(`^[\p{Han}a-z0-9-]+$`).MatchString(piece) {
+			return false
+		}
+	}
+
+	return true
+}

EdgeUser/internal/utils/errors.go

@@ -0,0 +1,18 @@
+package utils
+
+import (
+	"github.com/iwind/TeaGo/logs"
+	"strings"
+)
+
+func PrintError(err error) {
+	// TODO 记录调用的文件名、行数
+	logs.Println("[ERROR]" + err.Error())
+}
+
+func IsNotFound(err error) bool {
+	if err == nil {
+		return false
+	}
+	return strings.Contains(strings.ToUpper(err.Error()), "NOT FOUND")
+}

EdgeUser/internal/utils/firewall.go

@@ -0,0 +1,28 @@
+// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved. Official site: https://goedge.cn .
+
+package utils
+
+import (
+	"github.com/iwind/TeaGo/logs"
+	"github.com/iwind/TeaGo/types"
+	"os/exec"
+	"runtime"
+)
+
+func AddPortsToFirewall(ports []int) {
+	for _, port := range ports {
+		// Linux
+		if runtime.GOOS == "linux" {
+			// firewalld
+			firewallCmd, _ := exec.LookPath("firewall-cmd")
+			if len(firewallCmd) > 0 {
+				err := exec.Command(firewallCmd, "--add-port="+types.String(port)+"/tcp").Run()
+				if err == nil {
+					logs.Println("API_NODE", "add port '"+types.String(port)+"' to firewalld")
+
+					_ = exec.Command(firewallCmd, "--add-port="+types.String(port)+"/tcp", "--permanent").Run()
+				}
+			}
+		}
+	}
+}

EdgeUser/internal/utils/ip.go

@@ -0,0 +1,62 @@
+// Copyright 2024 GoEdge CDN goedge.cdn@gmail.com. All rights reserved. Official site: https://goedge.cn .
+
+package utils
+
+import (
+	"github.com/TeaOSLab/EdgeCommon/pkg/iputils"
+	"strings"
+)
+
+// ParseIPValue 解析IP值
+func ParseIPValue(value string) (newValue string, ipFrom string, ipTo string, ok bool) {
+	if len(value) == 0 {
+		return
+	}
+
+	newValue = value
+
+	// ip1-ip2
+	if strings.Contains(value, "-") {
+		var pieces = strings.Split(value, "-")
+		if len(pieces) != 2 {
+			return
+		}
+
+		ipFrom = strings.TrimSpace(pieces[0])
+		ipTo = strings.TrimSpace(pieces[1])
+
+		if !iputils.IsValid(ipFrom) || !iputils.IsValid(ipTo) {
+			return
+		}
+
+		if !iputils.IsSameVersion(ipFrom, ipTo) {
+			return
+		}
+
+		if iputils.CompareIP(ipFrom, ipTo) > 0 {
+			ipFrom, ipTo = ipTo, ipFrom
+			newValue = ipFrom + "-" + ipTo
+		}
+
+		ok = true
+		return
+	}
+
+	// ip/mask
+	if strings.Contains(value, "/") {
+		cidr, err := iputils.ParseCIDR(value)
+		if err != nil {
+			return
+		}
+		return newValue, cidr.From().String(), cidr.To().String(), true
+	}
+
+	// single value
+	if iputils.IsValid(value) {
+		ipFrom = value
+		ok = true
+		return
+	}
+
+	return
+}

EdgeUser/internal/utils/json.go

@@ -0,0 +1,60 @@
+// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
+
+package utils
+
+import (
+	"bytes"
+	"encoding/json"
+	"errors"
+	"reflect"
+)
+
+// JSONIsNull 判断JSON数据是否为null
+func JSONIsNull(jsonData []byte) bool {
+	return len(jsonData) == 0 || bytes.Equal(jsonData, []byte("null"))
+}
+
+// JSONClone 使用JSON克隆对象
+func JSONClone(v interface{}) (interface{}, error) {
+	data, err := json.Marshal(v)
+	if err != nil {
+		return nil, err
+	}
+
+	var nv = reflect.New(reflect.TypeOf(v).Elem()).Interface()
+	err = json.Unmarshal(data, nv)
+	if err != nil {
+		return nil, err
+	}
+
+	return nv, nil
+}
+
+// JSONDecodeConfig 解码并重新编码
+// 是为了去除原有JSON中不需要的数据
+func JSONDecodeConfig(data []byte, ptr any) (encodeJSON []byte, err error) {
+	err = json.Unmarshal(data, ptr)
+	if err != nil {
+		return
+	}
+
+	encodeJSON, err = json.Marshal(ptr)
+	if err != nil {
+		return
+	}
+
+	// validate config
+	if ptr != nil {
+		config, ok := ptr.(interface {
+			Init() error
+		})
+		if ok {
+			initErr := config.Init()
+			if initErr != nil {
+				err = errors.New("validate config failed: " + initErr.Error())
+			}
+		}
+	}
+
+	return
+}

EdgeUser/internal/utils/json_test.go

@@ -0,0 +1,25 @@
+// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
+
+package utils_test
+
+import (
+	"github.com/TeaOSLab/EdgeUser/internal/utils"
+	"testing"
+)
+
+func TestJSONClone(t *testing.T) {
+	type A struct {
+		B int    `json:"b"`
+		C string `json:"c"`
+	}
+
+	var a = &A{B: 123, C: "456"}
+
+	for i := 0; i < 5; i++ {
+		c, err := utils.JSONClone(a)
+		if err != nil {
+			t.Fatal(err)
+		}
+		t.Logf("%p, %#v", c, c)
+	}
+}

EdgeUser/internal/utils/lookup.go

@@ -0,0 +1,174 @@
+package utils
+
+import (
+	"errors"
+	"github.com/TeaOSLab/EdgeCommon/pkg/configutils"
+	teaconst "github.com/TeaOSLab/EdgeUser/internal/const"
+	"github.com/iwind/TeaGo/lists"
+	"github.com/iwind/TeaGo/logs"
+	"github.com/miekg/dns"
+	"sync"
+)
+
+var sharedDNSClient *dns.Client
+var sharedDNSConfig *dns.ClientConfig
+
+func init() {
+	if !teaconst.IsMain {
+		return
+	}
+
+	config, err := dns.ClientConfigFromFile("/etc/resolv.conf")
+	if err != nil {
+		logs.Println("ERROR: configure dns client failed: " + err.Error())
+		return
+	}
+
+	sharedDNSConfig = config
+	sharedDNSClient = &dns.Client{}
+
+}
+
+// LookupCNAME 查询CNAME记录
+// TODO 可以设置使用的DNS主机地址
+func LookupCNAME(host string) (string, error) {
+	if sharedDNSClient == nil {
+		return "", errors.New("could not find dns client")
+	}
+
+	var m = new(dns.Msg)
+
+	m.SetQuestion(host+".", dns.TypeCNAME)
+	m.RecursionDesired = true
+
+	var lastErr error
+	var success = false
+	var result = ""
+
+	var serverAddrs = sharedDNSConfig.Servers
+
+	{
+		var publicDNSHosts = []string{"8.8.8.8" /** Google **/, "8.8.4.4" /** Google **/}
+		for _, publicDNSHost := range publicDNSHosts {
+			if !lists.ContainsString(serverAddrs, publicDNSHost) {
+				serverAddrs = append(serverAddrs, publicDNSHost)
+			}
+		}
+	}
+
+	var wg = &sync.WaitGroup{}
+
+	for _, serverAddr := range serverAddrs {
+		wg.Add(1)
+
+		go func(serverAddr string) {
+			defer wg.Done()
+			r, _, err := sharedDNSClient.Exchange(m, configutils.QuoteIP(serverAddr)+":"+sharedDNSConfig.Port)
+			if err != nil {
+				lastErr = err
+				return
+			}
+
+			success = true
+
+			if len(r.Answer) == 0 {
+				return
+			}
+
+			result = r.Answer[0].(*dns.CNAME).Target
+		}(serverAddr)
+	}
+	wg.Wait()
+
+	if success {
+		return result, nil
+	}
+
+	return "", lastErr
+}
+
+// LookupNS 查询NS记录
+// TODO 可以设置使用的DNS主机地址
+func LookupNS(host string) ([]string, error) {
+	config, err := dns.ClientConfigFromFile("/etc/resolv.conf")
+	if err != nil {
+		return nil, err
+	}
+
+	var c = new(dns.Client)
+	var m = new(dns.Msg)
+
+	m.SetQuestion(host+".", dns.TypeNS)
+	m.RecursionDesired = true
+
+	var result = []string{}
+
+	var lastErr error
+	var hasValidServer = false
+	for _, serverAddr := range config.Servers {
+		r, _, err := c.Exchange(m, configutils.QuoteIP(serverAddr)+":"+config.Port)
+		if err != nil {
+			lastErr = err
+			continue
+		}
+
+		hasValidServer = true
+
+		if len(r.Answer) == 0 {
+			continue
+		}
+
+		for _, answer := range r.Answer {
+			result = append(result, answer.(*dns.NS).Ns)
+		}
+		break
+	}
+
+	if hasValidServer {
+		return result, nil
+	}
+
+	return nil, lastErr
+}
+
+// LookupTXT 获取CNAME
+// TODO 可以设置使用的DNS主机地址
+func LookupTXT(host string) ([]string, error) {
+	config, err := dns.ClientConfigFromFile("/etc/resolv.conf")
+	if err != nil {
+		return nil, err
+	}
+
+	var c = new(dns.Client)
+	var m = new(dns.Msg)
+
+	m.SetQuestion(host+".", dns.TypeTXT)
+	m.RecursionDesired = true
+
+	var lastErr error
+	var result = []string{}
+	var hasValidServer = false
+	for _, serverAddr := range config.Servers {
+		r, _, err := c.Exchange(m, configutils.QuoteIP(serverAddr)+":"+config.Port)
+		if err != nil {
+			lastErr = err
+			continue
+		}
+		hasValidServer = true
+
+		if len(r.Answer) == 0 {
+			continue
+		}
+
+		for _, answer := range r.Answer {
+			result = append(result, answer.(*dns.TXT).Txt...)
+		}
+		break
+	}
+
+	if hasValidServer {
+		return result, nil
+	}
+
+	return nil, lastErr
+}

EdgeUser/internal/utils/lookup_test.go

@@ -0,0 +1,23 @@
+// Copyright 2021 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
+
+package utils_test
+
+import (
+	"github.com/TeaOSLab/EdgeUser/internal/utils"
+	"testing"
+)
+
+func TestLookupCNAME(t *testing.T) {
+	for _, domain := range []string{"www.yun4s.cn", "example.com", "goedge.cn"} {
+		result, err := utils.LookupCNAME(domain)
+		t.Log(domain, "=>", result, err)
+	}
+}
+
+func TestLookupNS(t *testing.T) {
+	t.Log(utils.LookupNS("goedge.cn"))
+}
+
+func TestLookupTXT(t *testing.T) {
+	t.Log(utils.LookupTXT("_acme-challenge.dl"))
+}

EdgeUser/internal/utils/mobile.go

@@ -0,0 +1,12 @@
+// Copyright 2023 GoEdge CDN goedge.cdn@gmail.com. All rights reserved. Official site: https://goedge.cn .
+
+package utils
+
+import "regexp"
+
+var mobileRegex = regexp.MustCompile(`^1\d{10}$`)
+
+// IsValidMobile validate mobile number
+func IsValidMobile(mobile string) bool {
+	return mobileRegex.MatchString(mobile)
+}

EdgeUser/internal/utils/mobile_test.go

@@ -0,0 +1,17 @@
+// Copyright 2023 GoEdge CDN goedge.cdn@gmail.com. All rights reserved. Official site: https://goedge.cn .
+
+package utils_test
+
+import (
+	"github.com/TeaOSLab/EdgeUser/internal/utils"
+	"github.com/iwind/TeaGo/assert"
+	"testing"
+)
+
+func TestIsValidMobile(t *testing.T) {
+	var a = assert.NewAssertion(t)
+	a.IsFalse(utils.IsValidMobile("138"))
+	a.IsFalse(utils.IsValidMobile("1382222"))
+	a.IsFalse(utils.IsValidMobile("1381234567890"))
+	a.IsTrue(utils.IsValidMobile("13812345678"))
+}

EdgeUser/internal/utils/numberutils/utils.go

@@ -0,0 +1,143 @@
+package numberutils
+
+import (
+	"fmt"
+	"github.com/iwind/TeaGo/types"
+	"regexp"
+	"strconv"
+	"strings"
+)
+
+func FormatInt64(value int64) string {
+	return strconv.FormatInt(value, 10)
+}
+
+func FormatInt(value int) string {
+	return strconv.Itoa(value)
+}
+
+func Pow1024(n int) int64 {
+	if n <= 0 {
+		return 1
+	}
+	if n == 1 {
+		return 1024
+	}
+	return Pow1024(n-1) * 1024
+}
+
+func FormatBytes(bytes int64) string {
+	if bytes < Pow1024(1) {
+		return FormatInt64(bytes) + "B"
+	} else if bytes < Pow1024(2) {
+		return TrimZeroSuffix(fmt.Sprintf("%.2fKiB", float64(bytes)/float64(Pow1024(1))))
+	} else if bytes < Pow1024(3) {
+		return TrimZeroSuffix(fmt.Sprintf("%.2fMiB", float64(bytes)/float64(Pow1024(2))))
+	} else if bytes < Pow1024(4) {
+		return TrimZeroSuffix(fmt.Sprintf("%.2fGiB", float64(bytes)/float64(Pow1024(3))))
+	} else if bytes < Pow1024(5) {
+		return TrimZeroSuffix(fmt.Sprintf("%.2fTiB", float64(bytes)/float64(Pow1024(4))))
+	} else if bytes < Pow1024(6) {
+		return TrimZeroSuffix(fmt.Sprintf("%.2fPiB", float64(bytes)/float64(Pow1024(5))))
+	} else {
+		return TrimZeroSuffix(fmt.Sprintf("%.2fEiB", float64(bytes)/float64(Pow1024(6))))
+	}
+}
+
+func FormatBits(bits int64) string {
+	if bits < Pow1024(1) {
+		return FormatInt64(bits) + "bps"
+	} else if bits < Pow1024(2) {
+		return TrimZeroSuffix(fmt.Sprintf("%.4fKbps", float64(bits)/float64(Pow1024(1))))
+	} else if bits < Pow1024(3) {
+		return TrimZeroSuffix(fmt.Sprintf("%.4fMbps", float64(bits)/float64(Pow1024(2))))
+	} else if bits < Pow1024(4) {
+		return TrimZeroSuffix(fmt.Sprintf("%.4fGbps", float64(bits)/float64(Pow1024(3))))
+	} else if bits < Pow1024(5) {
+		return TrimZeroSuffix(fmt.Sprintf("%.4fTbps", float64(bits)/float64(Pow1024(4))))
+	} else if bits < Pow1024(6) {
+		return TrimZeroSuffix(fmt.Sprintf("%.4fPbps", float64(bits)/float64(Pow1024(5))))
+	} else {
+		return TrimZeroSuffix(fmt.Sprintf("%.4fEbps", float64(bits)/float64(Pow1024(6))))
+	}
+}
+
+func FormatCount(count int64) string {
+	if count < 1000 {
+		return types.String(count)
+	}
+	if count < 1000*1000 {
+		return fmt.Sprintf("%.1fK", float32(count)/1000)
+	}
+	if count < 1000*1000*1000 {
+		return fmt.Sprintf("%.1fM", float32(count)/1000/1000)
+	}
+	return fmt.Sprintf("%.1fB", float32(count)/1000/1000/1000)
+}
+
+func FormatFloat(f interface{}, decimal int) string {
+	if f == nil {
+		return ""
+	}
+	switch x := f.(type) {
+	case float32, float64:
+		var s = fmt.Sprintf("%."+types.String(decimal)+"f", x)
+
+		// 分隔
+		var dotIndex = strings.Index(s, ".")
+		if dotIndex > 0 {
+			var d = s[:dotIndex]
+			var f2 = s[dotIndex:]
+			f2 = strings.TrimRight(strings.TrimRight(f2, "0"), ".")
+			return formatDigit(d) + f2
+		}
+
+		return s
+	case int, int8, int16, int32, int64, uint, uint8, uint16, uint32, uint64:
+		return formatDigit(types.String(x))
+	case string:
+		return x
+	}
+	return ""
+}
+
+var decimalReg = regexp.MustCompile(`^(\d+\.\d+)([a-zA-Z]+)?$`)
+
+// TrimZeroSuffix 去除小数数字尾部多余的0
+func TrimZeroSuffix(s string) string {
+	var matches = decimalReg.FindStringSubmatch(s)
+	if len(matches) < 3 {
+		return s
+	}
+	return strings.TrimRight(strings.TrimRight(matches[1], "0"), ".") + matches[2]
+}
+
+func formatDigit(d string) string {
+	if len(d) == 0 {
+		return d
+	}
+
+	var prefix = ""
+	if d[0] < '0' || d[0] > '9' {
+		prefix = d[:1]
+		d = d[1:]
+	}
+
+	var l = len(d)
+	if l > 3 {
+		var pieces = l / 3
+		var commIndex = l - pieces*3
+		var d2 = ""
+		if commIndex > 0 {
+			d2 = d[:commIndex] + ", "
+		}
+		for i := 0; i < pieces; i++ {
+			d2 += d[commIndex+i*3 : commIndex+i*3+3]
+			if i != pieces-1 {
+				d2 += ", "
+			}
+		}
+		return prefix + d2
+	}
+	return prefix + d
+}

EdgeUser/internal/utils/otputils/utils.go

@@ -0,0 +1,31 @@
+// Copyright 2024 GoEdge CDN goedge.cdn@gmail.com. All rights reserved. Official site: https://goedge.cn .
+
+package otputils
+
+import (
+	"net/url"
+)
+
+// FixIssuer fix issuer in otp provisioning url
+func FixIssuer(urlString string) string {
+	u, err := url.Parse(urlString)
+	if err != nil {
+		return urlString
+	}
+
+	var query = u.Query()
+
+	if query != nil {
+		var issuerName = query.Get("issuer")
+		if len(issuerName) > 0 {
+			unescapedIssuerName, unescapeErr := url.QueryUnescape(issuerName)
+			if unescapeErr == nil {
+				query.Set("issuer", unescapedIssuerName)
+				u.RawQuery = query.Encode()
+			}
+		}
+		return u.String()
+	}
+
+	return urlString
+}

EdgeUser/internal/utils/otputils/utils_test.go

@@ -0,0 +1,18 @@
+// Copyright 2024 GoEdge CDN goedge.cdn@gmail.com. All rights reserved. Official site: https://goedge.cn .
+
+package otputils_test
+
+import (
+	"github.com/TeaOSLab/EdgeUser/internal/utils/otputils"
+	"testing"
+)
+
+func TestFixIssuer(t *testing.T) {
+	var beforeURL = "otpauth://totp/GoEdge%25E7%25AE%25A1%25E7%2590%2586%25E5%2591%2598%25E7%25B3%25BB%25E7%25BB%259F:admin?issuer=GoEdge%25E7%25AE%25A1%25E7%2590%2586%25E5%2591%2598%25E7%25B3%25BB%25E7%25BB%259F&secret=Q3J4WNOWBRFLP3HI"
+	var afterURL = otputils.FixIssuer(beforeURL)
+	t.Log(afterURL)
+
+	if beforeURL == afterURL {
+		t.Fatal("'afterURL' should not be equal to 'beforeURL'")
+	}
+}

EdgeUser/internal/utils/portalutils/utils.go

@@ -0,0 +1,50 @@
+// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved. Official site: https://goedge.cn .
+
+package portalutils
+
+import (
+	"github.com/TeaOSLab/EdgeUser/internal/remotelogs"
+	"github.com/iwind/TeaGo/Tea"
+	"io"
+	"os"
+)
+
+func HasPortalIndex() bool {
+	return len(checkPortalIndex()) > 0
+}
+
+func ReadPortalIndex(writer io.Writer) {
+	var indexPath = checkPortalIndex()
+	if len(indexPath) == 0 {
+		return
+	}
+
+	fp, err := os.Open(indexPath)
+	if err != nil {
+		remotelogs.Error("PORTAL", "read portal index failed: "+err.Error())
+		return
+	}
+	defer func() {
+		_ = fp.Close()
+	}()
+
+	_, _ = io.Copy(writer, fp)
+}
+
+func checkPortalIndex() string {
+	var indexes = []string{
+		"index.html",
+	}
+	for _, index := range indexes {
+		var path = Tea.Root + "/www/" + index
+		stat, err := os.Stat(path)
+		if err != nil {
+			continue
+		}
+		if stat.IsDir() {
+			continue
+		}
+		return path
+	}
+	return ""
+}

EdgeUser/internal/utils/recover.go

@@ -0,0 +1,12 @@
+package utils
+
+import (
+	"runtime/debug"
+)
+
+func Recover() {
+	e := recover()
+	if e != nil {
+		debug.PrintStack()
+	}
+}

EdgeUser/internal/utils/service.go

@@ -0,0 +1,111 @@
+package utils
+
+import (
+	"github.com/iwind/TeaGo/Tea"
+	"github.com/iwind/TeaGo/files"
+	"github.com/iwind/TeaGo/logs"
+	"log"
+	"os"
+	"path/filepath"
+	"runtime"
+	"sync"
+)
+
+// 服务管理器
+type ServiceManager struct {
+	Name        string
+	Description string
+
+	fp         *os.File
+	logger     *log.Logger
+	onceLocker sync.Once
+}
+
+// 获取对象
+func NewServiceManager(name, description string) *ServiceManager {
+	manager := &ServiceManager{
+		Name:        name,
+		Description: description,
+	}
+
+	// root
+	manager.resetRoot()
+
+	return manager
+}
+
+// 设置服务
+func (this *ServiceManager) setup() {
+	this.onceLocker.Do(func() {
+		logFile := files.NewFile(Tea.Root + "/logs/service.log")
+		if logFile.Exists() {
+			_ = logFile.Delete()
+		}
+
+		//logger
+		fp, err := os.OpenFile(Tea.Root+"/logs/service.log", os.O_WRONLY|os.O_APPEND|os.O_CREATE, 0666)
+		if err != nil {
+			logs.Error(err)
+			return
+		}
+		this.fp = fp
+		this.logger = log.New(fp, "", log.LstdFlags)
+	})
+}
+
+// 记录普通日志
+func (this *ServiceManager) Log(msg string) {
+	this.setup()
+	if this.logger == nil {
+		return
+	}
+	this.logger.Println("[info]" + msg)
+}
+
+// 记录错误日志
+func (this *ServiceManager) LogError(msg string) {
+	this.setup()
+	if this.logger == nil {
+		return
+	}
+	this.logger.Println("[error]" + msg)
+}
+
+// 关闭
+func (this *ServiceManager) Close() error {
+	if this.fp != nil {
+		return this.fp.Close()
+	}
+	return nil
+}
+
+// 重置Root
+func (this *ServiceManager) resetRoot() {
+	if !Tea.IsTesting() {
+		exePath, err := os.Executable()
+		if err != nil {
+			exePath = os.Args[0]
+		}
+		link, err := filepath.EvalSymlinks(exePath)
+		if err == nil {
+			exePath = link
+		}
+		fullPath, err := filepath.Abs(exePath)
+		if err == nil {
+			Tea.UpdateRoot(filepath.Dir(filepath.Dir(fullPath)))
+		}
+	}
+	Tea.SetPublicDir(Tea.Root + Tea.DS + "web" + Tea.DS + "public")
+	Tea.SetViewsDir(Tea.Root + Tea.DS + "web" + Tea.DS + "views")
+	Tea.SetTmpDir(Tea.Root + Tea.DS + "web" + Tea.DS + "tmp")
+}
+
+// 保持命令行窗口是打开的
+func (this *ServiceManager) PauseWindow() {
+	if runtime.GOOS != "windows" {
+		return
+	}
+
+	b := make([]byte, 1)
+	_, _ = os.Stdin.Read(b)
+}

EdgeUser/internal/utils/service_linux.go

@@ -0,0 +1,160 @@
+//go:build linux
+// +build linux
+
+package utils
+
+import (
+	"errors"
+	teaconst "github.com/TeaOSLab/EdgeUser/internal/const"
+	"github.com/iwind/TeaGo/Tea"
+	"github.com/iwind/TeaGo/files"
+	"os"
+	"os/exec"
+	"regexp"
+)
+
+var systemdServiceFile = "/etc/systemd/system/edge-user.service"
+var initServiceFile = "/etc/init.d/" + teaconst.SystemdServiceName
+
+// 安装服务
+func (this *ServiceManager) Install(exePath string, args []string) error {
+	if os.Getgid() != 0 {
+		return errors.New("only root users can install the service")
+	}
+
+	systemd, err := exec.LookPath("systemctl")
+	if err != nil {
+		return this.installInitService(exePath, args)
+	}
+
+	return this.installSystemdService(systemd, exePath, args)
+}
+
+// 启动服务
+func (this *ServiceManager) Start() error {
+	if os.Getgid() != 0 {
+		return errors.New("only root users can start the service")
+	}
+
+	if files.NewFile(systemdServiceFile).Exists() {
+		systemd, err := exec.LookPath("systemctl")
+		if err != nil {
+			return err
+		}
+
+		return exec.Command(systemd, "start", teaconst.SystemdServiceName+".service").Start()
+	}
+	return exec.Command("service", teaconst.ProcessName, "start").Start()
+}
+
+// 删除服务
+func (this *ServiceManager) Uninstall() error {
+	if os.Getgid() != 0 {
+		return errors.New("only root users can uninstall the service")
+	}
+
+	if files.NewFile(systemdServiceFile).Exists() {
+		systemd, err := exec.LookPath("systemctl")
+		if err != nil {
+			return err
+		}
+
+		// disable service
+		_ = exec.Command(systemd, "disable", teaconst.SystemdServiceName+".service").Start()
+
+		// reload
+		_ = exec.Command(systemd, "daemon-reload").Start()
+
+		return files.NewFile(systemdServiceFile).Delete()
+	}
+
+	f := files.NewFile(initServiceFile)
+	if f.Exists() {
+		return f.Delete()
+	}
+	return nil
+}
+
+// install init service
+func (this *ServiceManager) installInitService(exePath string, args []string) error {
+	shortName := teaconst.SystemdServiceName
+	scriptFile := Tea.Root + "/scripts/" + shortName
+	if !files.NewFile(scriptFile).Exists() {
+		return errors.New("'scripts/" + shortName + "' file not exists")
+	}
+
+	data, err := os.ReadFile(scriptFile)
+	if err != nil {
+		return err
+	}
+
+	data = regexp.MustCompile("INSTALL_DIR=.+").ReplaceAll(data, []byte("INSTALL_DIR="+Tea.Root))
+	err = os.WriteFile(initServiceFile, data, 0777)
+	if err != nil {
+		return err
+	}
+
+	chkCmd, err := exec.LookPath("chkconfig")
+	if err != nil {
+		return err
+	}
+
+	err = exec.Command(chkCmd, "--add", teaconst.ProcessName).Start()
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
+// install systemd service
+func (this *ServiceManager) installSystemdService(systemd, exePath string, args []string) error {
+	shortName := teaconst.SystemdServiceName
+	longName := "GoEdge User" // TODO 将来可以修改
+
+	var startCmd = exePath + " daemon"
+	bashPath, _ := exec.LookPath("bash")
+	if len(bashPath) > 0 {
+		startCmd = bashPath + " -c \"" + startCmd + "\""
+	}
+
+	desc := `# Provides:          ` + shortName + `
+# Required-Start:    $all
+# Required-Stop:
+# Default-Start:     2 3 4 5
+# Default-Stop:
+# Short-Description: ` + longName + ` Service
+### END INIT INFO
+
+[Unit]
+Description=` + longName + ` Service
+Before=shutdown.target
+After=network-online.target
+
+[Service]
+Type=simple
+Restart=always
+RestartSec=1s
+ExecStart=` + startCmd + `
+ExecStop=` + exePath + ` stop
+ExecReload=` + exePath + ` reload
+
+[Install]
+WantedBy=multi-user.target`
+
+	// write file
+	err := os.WriteFile(systemdServiceFile, []byte(desc), 0777)
+	if err != nil {
+		return err
+	}
+
+	// stop current systemd service if running
+	_ = exec.Command(systemd, "stop", shortName+".service").Start()
+
+	// reload
+	_ = exec.Command(systemd, "daemon-reload").Start()
+
+	// enable
+	cmd := exec.Command(systemd, "enable", shortName+".service")
+	return cmd.Run()
+}

EdgeUser/internal/utils/service_others.go

@@ -0,0 +1,19 @@
+//go:build !linux && !windows
+// +build !linux,!windows
+
+package utils
+
+// 安装服务
+func (this *ServiceManager) Install(exePath string, args []string) error {
+	return nil
+}
+
+// 启动服务
+func (this *ServiceManager) Start() error {
+	return nil
+}
+
+// 删除服务
+func (this *ServiceManager) Uninstall() error {
+	return nil
+}

EdgeUser/internal/utils/service_test.go

@@ -0,0 +1,12 @@
+package utils
+
+import (
+	teaconst "github.com/TeaOSLab/EdgeUser/internal/const"
+	"testing"
+)
+
+func TestServiceManager_Log(t *testing.T) {
+	manager := NewServiceManager(teaconst.ProductName, teaconst.ProductName+" Server")
+	manager.Log("Hello, World")
+	manager.LogError("Hello, World")
+}

EdgeUser/internal/utils/service_windows.go

@@ -0,0 +1,175 @@
+//go:build windows
+// +build windows
+
+package utils
+
+import (
+	"fmt"
+	teaconst "github.com/TeaOSLab/EdgeUser/internal/const"
+	"github.com/iwind/TeaGo/Tea"
+	"golang.org/x/sys/windows"
+	"golang.org/x/sys/windows/svc"
+	"golang.org/x/sys/windows/svc/mgr"
+	"os/exec"
+)
+
+// 安装服务
+func (this *ServiceManager) Install(exePath string, args []string) error {
+	m, err := mgr.Connect()
+	if err != nil {
+		return fmt.Errorf("connecting: %w please 'Run as administrator' again", err)
+	}
+	defer m.Disconnect()
+	s, err := m.OpenService(this.Name)
+	if err == nil {
+		s.Close()
+		return fmt.Errorf("service %s already exists", this.Name)
+	}
+
+	s, err = m.CreateService(this.Name, exePath, mgr.Config{
+		DisplayName: this.Name,
+		Description: this.Description,
+		StartType:   windows.SERVICE_AUTO_START,
+	}, args...)
+	if err != nil {
+		return fmt.Errorf("creating: %w", err)
+	}
+	defer s.Close()
+
+	return nil
+}
+
+// 启动服务
+func (this *ServiceManager) Start() error {
+	m, err := mgr.Connect()
+	if err != nil {
+		return err
+	}
+	defer m.Disconnect()
+	s, err := m.OpenService(this.Name)
+	if err != nil {
+		return fmt.Errorf("could not access service: %w", err)
+	}
+	defer s.Close()
+	err = s.Start("service")
+	if err != nil {
+		return fmt.Errorf("could not start service: %w", err)
+	}
+
+	return nil
+}
+
+// 删除服务
+func (this *ServiceManager) Uninstall() error {
+	m, err := mgr.Connect()
+	if err != nil {
+		return fmt.Errorf("connecting: %w please 'Run as administrator' again", err)
+	}
+	defer m.Disconnect()
+	s, err := m.OpenService(this.Name)
+	if err != nil {
+		return fmt.Errorf("open service: %w", err)
+	}
+
+	// shutdown service
+	_, err = s.Control(svc.Stop)
+	if err != nil {
+		fmt.Printf("shutdown service: %s\n", err.Error())
+	}
+
+	defer s.Close()
+	err = s.Delete()
+	if err != nil {
+		return fmt.Errorf("deleting: %w", err)
+	}
+	return nil
+}
+
+// 运行
+func (this *ServiceManager) Run() {
+	err := svc.Run(this.Name, this)
+	if err != nil {
+		this.LogError(err.Error())
+	}
+}
+
+// 同服务管理器的交互
+func (this *ServiceManager) Execute(args []string, r <-chan svc.ChangeRequest, changes chan<- svc.Status) (ssec bool, errno uint32) {
+	const cmdsAccepted = svc.AcceptStop | svc.AcceptShutdown | svc.AcceptPauseAndContinue
+
+	changes <- svc.Status{
+		State: svc.StartPending,
+	}
+
+	changes <- svc.Status{
+		State:   svc.Running,
+		Accepts: cmdsAccepted,
+	}
+
+	// start service
+	this.Log("start")
+	this.cmdStart()
+
+loop:
+	for {
+		select {
+		case c := <-r:
+			switch c.Cmd {
+			case svc.Interrogate:
+				this.Log("cmd: Interrogate")
+				changes <- c.CurrentStatus
+			case svc.Stop, svc.Shutdown:
+				this.Log("cmd: Stop|Shutdown")
+
+				// stop service
+				this.cmdStop()
+
+				break loop
+			case svc.Pause:
+				this.Log("cmd: Pause")
+
+				// stop service
+				this.cmdStop()
+
+				changes <- svc.Status{
+					State:   svc.Paused,
+					Accepts: cmdsAccepted,
+				}
+			case svc.Continue:
+				this.Log("cmd: Continue")
+
+				// start service
+				this.cmdStart()
+
+				changes <- svc.Status{
+					State:   svc.Running,
+					Accepts: cmdsAccepted,
+				}
+			default:
+				this.LogError(fmt.Sprintf("unexpected control request #%d\r\n", c))
+			}
+		}
+	}
+	changes <- svc.Status{
+		State: svc.StopPending,
+	}
+	return
+}
+
+// 启动Web服务
+func (this *ServiceManager) cmdStart() {
+	cmd := exec.Command(Tea.Root+Tea.DS+"bin"+Tea.DS+teaconst.SystemdServiceName+".exe", "start")
+	err := cmd.Start()
+	if err != nil {
+		this.LogError(err.Error())
+	}
+}
+
+// 停止Web服务
+func (this *ServiceManager) cmdStop() {
+	cmd := exec.Command(Tea.Root+Tea.DS+"bin"+Tea.DS+teaconst.SystemdServiceName+".exe", "stop")
+	err := cmd.Start()
+	if err != nil {
+		this.LogError(err.Error())
+	}
+}

EdgeUser/internal/utils/sizes/sizes.go

@@ -0,0 +1,10 @@
+// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
+
+package sizes
+
+const (
+	K int64 = 1024
+	M       = 1024 * K
+	G       = 1024 * M
+	T       = 1024 * G
+)

EdgeUser/internal/utils/sizes/sizes_test.go

@@ -0,0 +1,17 @@
+// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved.
+
+package sizes_test
+
+import (
+	"github.com/TeaOSLab/EdgeUser/internal/utils/sizes"
+	"github.com/iwind/TeaGo/assert"
+	"testing"
+)
+
+func TestSizes(t *testing.T) {
+	var a = assert.NewAssertion(t)
+	a.IsTrue(sizes.K == 1024)
+	a.IsTrue(sizes.M == 1024*1024)
+	a.IsTrue(sizes.G == 1024*1024*1024)
+	a.IsTrue(sizes.T == 1024*1024*1024*1024)
+}

EdgeUser/internal/utils/strings.go

@@ -0,0 +1,31 @@
+package utils
+
+import (
+	"github.com/iwind/TeaGo/types"
+	"strings"
+)
+
+// format address
+func FormatAddress(addr string) string {
+	if strings.HasSuffix(addr, "unix:") {
+		return addr
+	}
+	addr = strings.Replace(addr, " ", "", -1)
+	addr = strings.Replace(addr, "\t", "", -1)
+	addr = strings.Replace(addr, "：", ":", -1)
+	addr = strings.TrimSpace(addr)
+	return addr
+}
+
+// 分割数字
+func SplitNumbers(numbers string) (result []int64) {
+	if len(numbers) == 0 {
+		return
+	}
+	pieces := strings.Split(numbers, ",")
+	for _, piece := range pieces {
+		number := types.Int64(strings.TrimSpace(piece))
+		result = append(result, number)
+	}
+	return
+}

EdgeUser/internal/utils/strings_stream.go

@@ -0,0 +1,67 @@
+// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved. Official site: https://goedge.cn .
+
+package utils
+
+import (
+	"github.com/iwind/TeaGo/lists"
+	"strings"
+)
+
+func FilterNotEmpty(item string) bool {
+	return len(item) > 0
+}
+
+func MapAddPrefixFunc(prefix string) func(item string) string {
+	return func(item string) string {
+		if !strings.HasPrefix(item, prefix) {
+			return prefix + item
+		}
+		return item
+	}
+}
+
+type StringsStream struct {
+	s []string
+}
+
+func NewStringsStream(s []string) *StringsStream {
+	return &StringsStream{s: s}
+}
+
+func (this *StringsStream) Map(f ...func(item string) string) *StringsStream {
+	for index, item := range this.s {
+		for _, f1 := range f {
+			item = f1(item)
+		}
+		this.s[index] = item
+	}
+	return this
+}
+
+func (this *StringsStream) Filter(f ...func(item string) bool) *StringsStream {
+	for _, f1 := range f {
+		var newStrings = []string{}
+		for _, item := range this.s {
+			if f1(item) {
+				newStrings = append(newStrings, item)
+			}
+		}
+		this.s = newStrings
+	}
+	return this
+}
+
+func (this *StringsStream) Unique() *StringsStream {
+	var newStrings = []string{}
+	for _, item := range this.s {
+		if !lists.ContainsString(newStrings, item) {
+			newStrings = append(newStrings, item)
+		}
+	}
+	this.s = newStrings
+	return this
+}
+
+func (this *StringsStream) Result() []string {
+	return this.s
+}

EdgeUser/internal/utils/strings_stream_test.go

@@ -0,0 +1,25 @@
+// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved. Official site: https://goedge.cn .
+
+package utils_test
+
+import (
+	"github.com/TeaOSLab/EdgeUser/internal/utils"
+	"strings"
+	"testing"
+)
+
+func TestStringsStream_Filter(t *testing.T) {
+	var stream = utils.NewStringsStream([]string{"a", "b", "1", "2", "", "png", "a"})
+	stream.Filter(func(item string) bool {
+		return len(item) > 0
+	})
+	t.Log(stream.Result())
+	stream.Map(func(item string) string {
+		return "." + item
+	})
+	t.Log(stream.Result())
+	stream.Unique()
+	t.Log(stream.Result())
+	stream.Map(strings.ToUpper, strings.ToLower)
+	t.Log(stream.Result())
+}

EdgeUser/internal/utils/ticker.go

@@ -0,0 +1,47 @@
+package utils
+
+import (
+	"time"
+)
+
+// 类似于time.Ticker，但能够真正地停止
+type Ticker struct {
+	raw *time.Ticker
+
+	S chan bool
+	C <-chan time.Time
+
+	isStopped bool
+}
+
+// 创建新Ticker
+func NewTicker(duration time.Duration) *Ticker {
+	raw := time.NewTicker(duration)
+	return &Ticker{
+		raw: raw,
+		C:   raw.C,
+		S:   make(chan bool, 1),
+	}
+}
+
+// 查找下一个Tick
+func (this *Ticker) Next() bool {
+	select {
+	case <-this.raw.C:
+		return true
+	case <-this.S:
+		return false
+	}
+}
+
+// 停止
+func (this *Ticker) Stop() {
+	if this.isStopped {
+		return
+	}
+
+	this.isStopped = true
+
+	this.raw.Stop()
+	this.S <- true
+}

EdgeUser/internal/utils/time.go

@@ -0,0 +1,55 @@
+// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved. Official site: https://goedge.cn .
+
+package utils
+
+import (
+	"errors"
+	"fmt"
+	"github.com/iwind/TeaGo/types"
+	"regexp"
+)
+
+// RangeTimes 计算时间点
+func RangeTimes(timeFrom string, timeTo string, everyMinutes int32) (result []string, err error) {
+	if everyMinutes <= 0 {
+		return nil, errors.New("invalid 'everyMinutes'")
+	}
+
+	var reg = regexp.MustCompile(`^\d{4}$`)
+	if !reg.MatchString(timeFrom) {
+		return nil, errors.New("invalid timeFrom '" + timeFrom + "'")
+	}
+	if !reg.MatchString(timeTo) {
+		return nil, errors.New("invalid timeTo '" + timeTo + "'")
+	}
+
+	if timeFrom > timeTo {
+		// swap
+		timeFrom, timeTo = timeTo, timeFrom
+	}
+
+	var everyMinutesInt = int(everyMinutes)
+
+	var fromHour = types.Int(timeFrom[:2])
+	var fromMinute = types.Int(timeFrom[2:])
+	var toHour = types.Int(timeTo[:2])
+	var toMinute = types.Int(timeTo[2:])
+
+	if fromMinute%everyMinutesInt == 0 {
+		result = append(result, timeFrom)
+	}
+
+	for {
+		fromMinute += everyMinutesInt
+		if fromMinute > 59 {
+			fromHour += fromMinute / 60
+			fromMinute = fromMinute % 60
+		}
+		if fromHour > toHour || (fromHour == toHour && fromMinute > toMinute) {
+			break
+		}
+		result = append(result, fmt.Sprintf("%02d%02d", fromHour, fromMinute))
+	}
+
+	return
+}

EdgeUser/internal/utils/unzip.go

@@ -0,0 +1,95 @@
+package utils
+
+import (
+	"archive/zip"
+	"errors"
+	"io"
+	"os"
+)
+
+type Unzip struct {
+	zipFile   string
+	targetDir string
+}
+
+func NewUnzip(zipFile string, targetDir string) *Unzip {
+	return &Unzip{
+		zipFile:   zipFile,
+		targetDir: targetDir,
+	}
+}
+
+func (this *Unzip) Run() error {
+	if len(this.zipFile) == 0 {
+		return errors.New("zip file should not be empty")
+	}
+	if len(this.targetDir) == 0 {
+		return errors.New("target dir should not be empty")
+	}
+
+	reader, err := zip.OpenReader(this.zipFile)
+	if err != nil {
+		return err
+	}
+
+	defer func() {
+		_ = reader.Close()
+	}()
+
+	for _, file := range reader.File {
+		var info = file.FileInfo()
+		var target = this.targetDir + "/" + file.Name
+
+		// 目录
+		if info.IsDir() {
+			stat, err := os.Stat(target)
+			if err != nil {
+				if !os.IsNotExist(err) {
+					return err
+				} else {
+					err = os.MkdirAll(target, info.Mode())
+					if err != nil {
+						return err
+					}
+				}
+			} else if !stat.IsDir() {
+				err = os.MkdirAll(target, info.Mode())
+				if err != nil {
+					return err
+				}
+			}
+			continue
+		}
+
+		// 文件
+		err = func(file *zip.File, target string) error {
+			fileReader, err := file.Open()
+			if err != nil {
+				return err
+			}
+			defer func() {
+				_ = fileReader.Close()
+			}()
+
+			// remove old
+			_ = os.Remove(target)
+
+			// create new
+			fileWriter, err := os.OpenFile(target, os.O_CREATE|os.O_WRONLY|os.O_TRUNC, file.FileInfo().Mode())
+			if err != nil {
+				return err
+			}
+			defer func() {
+				_ = fileWriter.Close()
+			}()
+
+			_, err = io.Copy(fileWriter, fileReader)
+			return err
+		}(file, target)
+		if err != nil {
+			return err
+		}
+	}
+
+	return nil
+}

EdgeUser/internal/utils/upgrade_manager.go

@@ -0,0 +1,307 @@
+// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved. Official site: https://goedge.cn .
+
+package utils
+
+import (
+	"bytes"
+	"crypto/tls"
+	"encoding/json"
+	"errors"
+	"fmt"
+	teaconst "github.com/TeaOSLab/EdgeUser/internal/const"
+	"github.com/iwind/TeaGo/Tea"
+	"github.com/iwind/TeaGo/maps"
+	"github.com/iwind/TeaGo/types"
+	stringutil "github.com/iwind/TeaGo/utils/string"
+	"io"
+	"net/http"
+	"os"
+	"os/exec"
+	"path/filepath"
+	"runtime"
+	"strings"
+	"time"
+)
+
+type UpgradeFileWriter struct {
+	rawWriter io.Writer
+	written   int64
+}
+
+func NewUpgradeFileWriter(rawWriter io.Writer) *UpgradeFileWriter {
+	return &UpgradeFileWriter{rawWriter: rawWriter}
+}
+
+func (this *UpgradeFileWriter) Write(p []byte) (n int, err error) {
+	n, err = this.rawWriter.Write(p)
+	this.written += int64(n)
+	return
+}
+
+func (this *UpgradeFileWriter) TotalWritten() int64 {
+	return this.written
+}
+
+type UpgradeManager struct {
+	client *http.Client
+
+	component string
+
+	newVersion    string
+	contentLength int64
+	isDownloading bool
+	writer        *UpgradeFileWriter
+	body          io.ReadCloser
+	isCancelled   bool
+
+	downloadURL string
+}
+
+func NewUpgradeManager(component string, downloadURL string) *UpgradeManager {
+	return &UpgradeManager{
+		component:   component,
+		downloadURL: downloadURL,
+		client: &http.Client{
+			Transport: &http.Transport{
+				TLSClientConfig: &tls.Config{
+					InsecureSkipVerify: true,
+				},
+			},
+			CheckRedirect: nil,
+			Jar:           nil,
+			Timeout:       30 * time.Minute,
+		},
+	}
+}
+
+func (this *UpgradeManager) Start() error {
+	if this.isDownloading {
+		return errors.New("another process is running")
+	}
+
+	this.isDownloading = true
+
+	defer func() {
+		this.client.CloseIdleConnections()
+		this.isDownloading = false
+	}()
+
+	// 检查unzip
+	unzipExe, _ := exec.LookPath("unzip")
+
+	// 检查cp
+	cpExe, _ := exec.LookPath("cp")
+	if len(cpExe) == 0 {
+		return errors.New("can not find 'cp' command")
+	}
+
+	// 检查新版本
+	var downloadURL = this.downloadURL
+	if len(downloadURL) == 0 {
+		var url = teaconst.UpdatesURL
+		var osName = runtime.GOOS
+		if Tea.IsTesting() && osName == "darwin" {
+			osName = "linux"
+		}
+		url = strings.ReplaceAll(url, "${os}", osName)
+		url = strings.ReplaceAll(url, "${arch}", runtime.GOARCH)
+		url = strings.ReplaceAll(url, "${version}", teaconst.Version)
+		req, err := http.NewRequest(http.MethodGet, url, nil)
+		if err != nil {
+			return fmt.Errorf("create url request failed: %w", err)
+		}
+		req.Header.Set("User-Agent", "Edge-User/"+teaconst.Version)
+
+		resp, err := this.client.Do(req)
+		if err != nil {
+			return fmt.Errorf("read latest version failed: %w", err)
+		}
+
+		defer func() {
+			_ = resp.Body.Close()
+		}()
+
+		if resp.StatusCode != http.StatusOK {
+			return errors.New("read latest version failed: invalid response code '" + types.String(resp.StatusCode) + "'")
+		}
+
+		data, err := io.ReadAll(resp.Body)
+		if err != nil {
+			return fmt.Errorf("read latest version failed: %w", err)
+		}
+
+		var m = maps.Map{}
+		err = json.Unmarshal(data, &m)
+		if err != nil {
+			return fmt.Errorf("invalid response data: %w, origin data: %s", err, string(data))
+		}
+
+		var code = m.GetInt("code")
+		if code != 200 {
+			return errors.New(m.GetString("message"))
+		}
+
+		var dataMap = m.GetMap("data")
+		var downloadHost = dataMap.GetString("host")
+		var versions = dataMap.GetSlice("versions")
+		var downloadPath = ""
+		for _, component := range versions {
+			var componentMap = maps.NewMap(component)
+			if componentMap.Has("version") {
+				if componentMap.GetString("code") == this.component {
+					var version = componentMap.GetString("version")
+					if stringutil.VersionCompare(version, teaconst.Version) > 0 {
+						this.newVersion = version
+						downloadPath = componentMap.GetString("url")
+						break
+					}
+				}
+			}
+		}
+
+		if len(downloadPath) == 0 {
+			return errors.New("no latest version to download")
+		}
+
+		downloadURL = downloadHost + downloadPath
+	}
+
+	{
+		req, err := http.NewRequest(http.MethodGet, downloadURL, nil)
+		if err != nil {
+			return fmt.Errorf("create download request failed: %w", err)
+		}
+		req.Header.Set("User-Agent", "Edge-User/"+teaconst.Version)
+
+		resp, err := this.client.Do(req)
+		if err != nil {
+			return fmt.Errorf("download failed: '%s': %w", downloadURL, err)
+		}
+
+		defer func() {
+			_ = resp.Body.Close()
+		}()
+
+		if resp.StatusCode != http.StatusOK {
+			return errors.New("download failed: " + downloadURL + ": invalid response code '" + types.String(resp.StatusCode) + "'")
+		}
+
+		this.contentLength = resp.ContentLength
+		this.body = resp.Body
+
+		// download to tmp
+		var tmpDir = os.TempDir()
+		var filename = filepath.Base(downloadURL)
+
+		var destFile = tmpDir + "/" + filename
+		_ = os.Remove(destFile)
+
+		fp, err := os.Create(destFile)
+		if err != nil {
+			return fmt.Errorf("create file failed: %w", err)
+		}
+
+		defer func() {
+			// 删除安装文件
+			_ = os.Remove(destFile)
+		}()
+
+		this.writer = NewUpgradeFileWriter(fp)
+
+		_, err = io.Copy(this.writer, resp.Body)
+		if err != nil {
+			_ = fp.Close()
+			if this.isCancelled {
+				return nil
+			}
+			return fmt.Errorf("download failed: %w", err)
+		}
+
+		_ = fp.Close()
+
+		// unzip
+		var unzipDir = tmpDir + "/edge-" + this.component + "-tmp"
+		stat, err := os.Stat(unzipDir)
+		if err == nil && stat.IsDir() {
+			err = os.RemoveAll(unzipDir)
+			if err != nil {
+				return fmt.Errorf("remove old dir '%s' failed: %w", unzipDir, err)
+			}
+		}
+
+		if len(unzipExe) > 0 {
+			var unzipCmd = exec.Command(unzipExe, "-q", "-o", destFile, "-d", unzipDir)
+			var unzipStderr = &bytes.Buffer{}
+			unzipCmd.Stderr = unzipStderr
+			err = unzipCmd.Run()
+			if err != nil {
+				return fmt.Errorf("unzip installation file failed: %w: %s", err, unzipStderr.String())
+			}
+		} else {
+			var unzipCmd = &Unzip{
+				zipFile:   destFile,
+				targetDir: unzipDir,
+			}
+			err = unzipCmd.Run()
+			if err != nil {
+				return fmt.Errorf("unzip installation file failed: %w", err)
+			}
+		}
+
+		installationFiles, err := filepath.Glob(unzipDir + "/edge-" + this.component + "/*")
+		if err != nil {
+			return fmt.Errorf("lookup installation files failed: %w", err)
+		}
+
+		// cp to target dir
+		currentExe, err := os.Executable()
+		if err != nil {
+			return fmt.Errorf("reveal current executable file path failed: %w", err)
+		}
+		var targetDir = filepath.Dir(filepath.Dir(currentExe))
+		if !Tea.IsTesting() {
+			for _, installationFile := range installationFiles {
+				var cpCmd = exec.Command(cpExe, "-R", "-f", installationFile, targetDir)
+				var cpStderr = &bytes.Buffer{}
+				cpCmd.Stderr = cpStderr
+				err = cpCmd.Run()
+				if err != nil {
+					return errors.New("overwrite installation files failed: '" + cpCmd.String() + "': " + cpStderr.String())
+				}
+			}
+		}
+
+		// remove tmp
+		_ = os.RemoveAll(unzipDir)
+	}
+
+	return nil
+}
+
+func (this *UpgradeManager) IsDownloading() bool {
+	return this.isDownloading
+}
+
+func (this *UpgradeManager) Progress() float32 {
+	if this.contentLength <= 0 {
+		return -1
+	}
+	if this.writer == nil {
+		return -1
+	}
+	return float32(this.writer.TotalWritten()) / float32(this.contentLength)
+}
+
+func (this *UpgradeManager) NewVersion() string {
+	return this.newVersion
+}
+
+func (this *UpgradeManager) Cancel() error {
+	this.isCancelled = true
+	this.isDownloading = false
+
+	if this.body != nil {
+		_ = this.body.Close()
+	}
+	return nil
+}

EdgeUser/internal/utils/upgrade_manager_test.go

@@ -0,0 +1,35 @@
+// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved. Official site: https://goedge.cn .
+
+package utils_test
+
+import (
+	"github.com/TeaOSLab/EdgeUser/internal/utils"
+	"testing"
+	"time"
+)
+
+func TestNewUpgradeManager(t *testing.T) {
+	var manager = utils.NewUpgradeManager("user", "")
+
+	var ticker = time.NewTicker(2 * time.Second)
+	go func() {
+		for range ticker.C {
+			if manager.IsDownloading() {
+				t.Logf("%.2f%%", manager.Progress()*100)
+			}
+		}
+	}()
+
+	/**go func() {
+		time.Sleep(5 * time.Second)
+		if manager.IsDownloading() {
+			t.Log("cancel downloading")
+			_ = manager.Cancel()
+		}
+	}()**/
+
+	err := manager.Start()
+	if err != nil {
+		t.Fatal(err)
+	}
+}

EdgeUser/internal/utils/version.go

@@ -0,0 +1,24 @@
+package utils
+
+import (
+	"encoding/binary"
+	"net"
+	"strings"
+)
+
+// VersionToLong 计算版本代号
+func VersionToLong(version string) uint32 {
+	var countDots = strings.Count(version, ".")
+	if countDots == 2 {
+		version += ".0"
+	} else if countDots == 1 {
+		version += ".0.0"
+	} else if countDots == 0 {
+		version += ".0.0.0"
+	}
+	var ip = net.ParseIP(version)
+	if ip == nil || ip.To4() == nil {
+		return 0
+	}
+	return binary.BigEndian.Uint32(ip.To4())
+}