Files
frpc-panel/pkg/server/controller/controller.go
2023-09-20 15:55:50 +08:00

483 lines
12 KiB
Go

package controller
import (
"crypto/tls"
"fmt"
"github.com/fatedier/frp/pkg/config"
ginI18n "github.com/gin-contrib/i18n"
"github.com/gin-gonic/gin"
"github.com/vaughan0/go-ini"
"io"
"log"
"net/http"
"sort"
"strconv"
"strings"
)
func (c *HandleController) MakeLoginFunc() func(context *gin.Context) {
return func(context *gin.Context) {
if context.Request.Method == "GET" {
if c.LoginAuth("", "", context) {
if context.Request.RequestURI == LoginUrl {
context.Redirect(http.StatusTemporaryRedirect, LoginSuccessUrl)
}
return
}
context.HTML(http.StatusOK, "login.html", gin.H{
"version": c.Version,
"FrpcPanel": ginI18n.MustGetMessage(context, "Frpc Panel"),
"Username": ginI18n.MustGetMessage(context, "Username"),
"Password": ginI18n.MustGetMessage(context, "Password"),
"Login": ginI18n.MustGetMessage(context, "Login"),
"PleaseInputUsername": ginI18n.MustGetMessage(context, "Please input username"),
"PleaseInputPassword": ginI18n.MustGetMessage(context, "Please input password"),
})
} else if context.Request.Method == "POST" {
username := context.PostForm("username")
password := context.PostForm("password")
if c.LoginAuth(username, password, context) {
context.JSON(http.StatusOK, gin.H{
"success": true,
"message": ginI18n.MustGetMessage(context, "Login success"),
})
} else {
context.JSON(http.StatusOK, gin.H{
"success": false,
"message": ginI18n.MustGetMessage(context, "Username or password incorrect"),
})
}
}
}
}
func (c *HandleController) MakeLogoutFunc() func(context *gin.Context) {
return func(context *gin.Context) {
ClearAuth(context)
context.Redirect(http.StatusTemporaryRedirect, LogoutSuccessUrl)
}
}
func (c *HandleController) MakeIndexFunc() func(context *gin.Context) {
return func(context *gin.Context) {
context.HTML(http.StatusOK, "index.html", gin.H{
"version": c.Version,
"FrpcPanel": ginI18n.MustGetMessage(context, "Frpc Panel"),
"showExit": trimString(c.CommonInfo.AdminUser) != "" && trimString(c.CommonInfo.AdminPwd) != "",
})
}
}
func (c *HandleController) MakeLangFunc() func(context *gin.Context) {
return func(context *gin.Context) {
context.JSON(http.StatusOK, gin.H{
"EmptyData": ginI18n.MustGetMessage(context, "Empty data"),
})
}
}
func (c *HandleController) MakeQueryTokensFunc() func(context *gin.Context) {
return func(context *gin.Context) {
search := TokenSearch{}
search.Limit = 0
err := context.BindQuery(&search)
if err != nil {
return
}
var tokenList []TokenInfo
for _, tokenInfo := range c.Tokens {
tokenList = append(tokenList, tokenInfo)
}
sort.Slice(tokenList, func(i, j int) bool {
return strings.Compare(tokenList[i].User, tokenList[j].User) < 0
})
var filtered []TokenInfo
for _, tokenInfo := range tokenList {
if filter(tokenInfo, search.TokenInfo) {
filtered = append(filtered, tokenInfo)
}
}
if filtered == nil {
filtered = []TokenInfo{}
}
count := len(filtered)
if search.Limit > 0 {
start := max((search.Page-1)*search.Limit, 0)
end := min(search.Page*search.Limit, len(filtered))
filtered = filtered[start:end]
}
context.JSON(http.StatusOK, &TokenResponse{
Code: 0,
Msg: "query Tokens success",
Count: count,
Data: filtered,
})
}
}
func (c *HandleController) MakeAddTokenFunc() func(context *gin.Context) {
return func(context *gin.Context) {
info := TokenInfo{
Enable: true,
}
response := OperationResponse{
Success: true,
Code: Success,
Message: "user add success",
}
err := context.BindJSON(&info)
if err != nil {
response.Success = false
response.Code = ParamError
response.Message = fmt.Sprintf("user add failed, param error : %v", err)
log.Printf(response.Message)
context.JSON(http.StatusOK, &response)
return
}
result := c.verifyToken(info, TOKEN_ADD)
if !result.Success {
context.JSON(http.StatusOK, &result)
return
}
info.Comment = cleanString(info.Comment)
info.Ports = cleanPorts(info.Ports)
info.Domains = cleanStrings(info.Domains)
info.Subdomains = cleanStrings(info.Subdomains)
c.Tokens[info.User] = info
err = c.saveToken()
if err != nil {
response.Success = false
response.Code = SaveError
response.Message = fmt.Sprintf("add failed, error : %v", err)
log.Printf(response.Message)
context.JSON(http.StatusOK, &response)
return
}
context.JSON(0, &response)
}
}
func (c *HandleController) MakeUpdateTokensFunc() func(context *gin.Context) {
return func(context *gin.Context) {
response := OperationResponse{
Success: true,
Code: Success,
Message: "user update success",
}
update := TokenUpdate{}
err := context.BindJSON(&update)
if err != nil {
response.Success = false
response.Code = ParamError
response.Message = fmt.Sprintf("update failed, param error : %v", err)
log.Printf(response.Message)
context.JSON(http.StatusOK, &response)
return
}
before := update.Before
after := update.After
if before.User != after.User {
response.Success = false
response.Code = ParamError
response.Message = fmt.Sprintf("update failed, user should be same : before -> %v, after -> %v", before.User, after.User)
log.Printf(response.Message)
context.JSON(http.StatusOK, &response)
return
}
result := c.verifyToken(after, TOKEN_UPDATE)
if !result.Success {
context.JSON(http.StatusOK, &result)
return
}
after.Comment = cleanString(after.Comment)
after.Ports = cleanPorts(after.Ports)
after.Domains = cleanStrings(after.Domains)
after.Subdomains = cleanStrings(after.Subdomains)
c.Tokens[after.User] = after
err = c.saveToken()
if err != nil {
response.Success = false
response.Code = SaveError
response.Message = fmt.Sprintf("user update failed, error : %v", err)
log.Printf(response.Message)
context.JSON(http.StatusOK, &response)
return
}
context.JSON(http.StatusOK, &response)
}
}
func (c *HandleController) MakeRemoveTokensFunc() func(context *gin.Context) {
return func(context *gin.Context) {
response := OperationResponse{
Success: true,
Code: Success,
Message: "user remove success",
}
remove := TokenRemove{}
err := context.BindJSON(&remove)
if err != nil {
response.Success = false
response.Code = ParamError
response.Message = fmt.Sprintf("user remove failed, param error : %v", err)
log.Printf(response.Message)
context.JSON(http.StatusOK, &response)
return
}
for _, user := range remove.Users {
result := c.verifyToken(user, TOKEN_REMOVE)
if !result.Success {
context.JSON(http.StatusOK, &result)
return
}
}
for _, user := range remove.Users {
delete(c.Tokens, user.User)
}
err = c.saveToken()
if err != nil {
response.Success = false
response.Code = SaveError
response.Message = fmt.Sprintf("user update failed, error : %v", err)
log.Printf(response.Message)
context.JSON(http.StatusOK, &response)
return
}
context.JSON(http.StatusOK, &response)
}
}
func (c *HandleController) MakeDisableTokensFunc() func(context *gin.Context) {
return func(context *gin.Context) {
response := OperationResponse{
Success: true,
Code: Success,
Message: "remove success",
}
disable := TokenDisable{}
err := context.BindJSON(&disable)
if err != nil {
response.Success = false
response.Code = ParamError
response.Message = fmt.Sprintf("disable failed, param error : %v", err)
log.Printf(response.Message)
context.JSON(http.StatusOK, &response)
return
}
for _, user := range disable.Users {
result := c.verifyToken(user, TOKEN_DISABLE)
if !result.Success {
context.JSON(http.StatusOK, &result)
return
}
}
for _, user := range disable.Users {
token := c.Tokens[user.User]
token.Enable = false
c.Tokens[user.User] = token
}
err = c.saveToken()
if err != nil {
response.Success = false
response.Code = SaveError
response.Message = fmt.Sprintf("disable failed, error : %v", err)
log.Printf(response.Message)
context.JSON(http.StatusOK, &response)
return
}
context.JSON(http.StatusOK, &response)
}
}
func (c *HandleController) MakeEnableTokensFunc() func(context *gin.Context) {
return func(context *gin.Context) {
response := OperationResponse{
Success: true,
Code: Success,
Message: "remove success",
}
enable := TokenEnable{}
err := context.BindJSON(&enable)
if err != nil {
response.Success = false
response.Code = ParamError
response.Message = fmt.Sprintf("enable failed, param error : %v", err)
log.Printf(response.Message)
context.JSON(http.StatusOK, &response)
return
}
for _, user := range enable.Users {
result := c.verifyToken(user, TOKEN_ENABLE)
if !result.Success {
context.JSON(http.StatusOK, &result)
return
}
}
for _, user := range enable.Users {
token := c.Tokens[user.User]
token.Enable = true
c.Tokens[user.User] = token
}
err = c.saveToken()
if err != nil {
log.Printf("enable failed, error : %v", err)
response.Success = false
response.Code = SaveError
response.Message = "enable failed"
context.JSON(http.StatusOK, &response)
return
}
context.JSON(http.StatusOK, &response)
}
}
func (c *HandleController) MakeProxyFunc() func(context *gin.Context) {
return func(context *gin.Context) {
var client *http.Client
var protocol string
if c.CommonInfo.DashboardTls {
client = &http.Client{
Transport: &http.Transport{
TLSClientConfig: &tls.Config{
InsecureSkipVerify: true,
},
},
}
protocol = "https://"
} else {
client = http.DefaultClient
protocol = "http://"
}
res := ProxyResponse{}
host := c.CommonInfo.DashboardAddr
port := c.CommonInfo.DashboardPort
serverApi := context.Param("serverApi")
requestUrl := protocol + host + ":" + strconv.Itoa(port) + serverApi
request, _ := http.NewRequest("GET", requestUrl, nil)
username := c.CommonInfo.DashboardUser
password := c.CommonInfo.DashboardPwd
if trimString(username) != "" && trimString(password) != "" {
request.SetBasicAuth(username, password)
log.Printf("Proxy to %s", requestUrl)
}
response, err := client.Do(request)
if err != nil {
res.Code = FrpServerError
res.Success = false
res.Message = err.Error()
log.Print(err)
context.JSON(http.StatusOK, &res)
return
}
res.Code = response.StatusCode
body, err := io.ReadAll(response.Body)
if err != nil {
res.Success = false
res.Message = err.Error()
} else {
if res.Code == http.StatusOK {
res.Success = true
res.Data = string(body)
res.Message = fmt.Sprintf("Proxy to %s success", requestUrl)
} else {
res.Success = false
if res.Code == http.StatusNotFound {
res.Message = fmt.Sprintf("Proxy to %s error: url not found", requestUrl)
} else {
res.Message = fmt.Sprintf("Proxy to %s error: %s", requestUrl, string(body))
}
}
}
log.Printf(res.Message)
if serverApi == "/api/config" {
proxyType, _ := context.GetQuery("type")
content := fmt.Sprintf("%s", res.Data)
configure, err := parseConfigure(content, trimString(proxyType))
if err != nil {
res.Success = false
res.Message = err.Error()
} else {
res.Data = configure
}
}
context.JSON(http.StatusOK, &res)
}
}
func parseConfigure(content, proxyType string) (interface{}, error) {
if proxyType == "none" {
common, err := config.UnmarshalClientConfFromIni(content)
if err != nil {
return nil, err
}
return common, nil
}
cfg, err := ini.Load(strings.NewReader(content))
proxyList := make(map[string]ini.Section)
for name, section := range cfg {
if name == "common" {
continue
}
if proxyType != "" && strings.ToLower(section["type"]) != strings.ToLower(proxyType) {
continue
}
proxyList[name] = section
}
if err != nil {
return nil, err
} else {
return proxyList, nil
}
}