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update.go
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update.go
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package backend
import (
"fmt"
"github.com/TeaWeb/code/teaconfigs"
"github.com/TeaWeb/code/teaconfigs/shared"
"github.com/TeaWeb/code/teaweb/actions/default/proxy/certs/certutils"
"github.com/TeaWeb/code/teaweb/actions/default/proxy/proxyutils"
"github.com/iwind/TeaGo/actions"
"github.com/iwind/TeaGo/logs"
"github.com/iwind/TeaGo/maps"
"github.com/iwind/TeaGo/types"
"regexp"
"strings"
)
type UpdateAction actions.Action
// 修改后端服务器
func (this *UpdateAction) Run(params struct {
ServerId string
LocationId string
Websocket bool
Backend string
From string
}) {
server := teaconfigs.NewServerConfigFromId(params.ServerId)
if server == nil {
this.Fail("找不到Server")
}
this.Data["server"] = server
if len(params.LocationId) > 0 {
this.Data["selectedTab"] = "location"
} else {
this.Data["selectedTab"] = "backend"
}
this.Data["isTCP"] = server.IsTCP()
this.Data["isHTTP"] = server.IsHTTP()
this.Data["locationId"] = params.LocationId
this.Data["websocket"] = types.Int(params.Websocket)
this.Data["from"] = params.From
backendList, err := server.FindBackendList(params.LocationId, params.Websocket)
if err != nil {
this.Fail(err.Error())
}
backend := backendList.FindBackend(params.Backend)
if backend == nil {
this.Fail("找不到要修改的后端服务器")
}
err = backend.Validate()
if err != nil {
logs.Error(err)
}
if len(backend.RequestGroupIds) == 0 {
backend.AddRequestGroupId("default")
}
if len(backend.RequestURI) == 0 {
backend.RequestURI = "${requestURI}"
}
this.Data["backend"] = maps.Map{
"id": backend.Id,
"address": backend.Address,
"scheme": backend.Scheme,
"code": backend.Code,
"weight": backend.Weight,
"failTimeout": int(backend.FailTimeoutDuration().Seconds()),
"readTimeout": int(backend.ReadTimeoutDuration().Seconds()),
"idleTimeout": strings.TrimSuffix(backend.IdleTimeout, "s"),
"on": backend.On,
"maxConns": backend.MaxConns,
"idleConns": backend.IdleConns,
"maxFails": backend.MaxFails,
"isDown": backend.IsDown,
"isBackup": backend.IsBackup,
"requestGroupIds": backend.RequestGroupIds,
"requestURI": backend.RequestURI,
"checkOn": backend.CheckOn,
"checkURL": backend.CheckURL,
"checkInterval": backend.CheckInterval,
"checkTimeout": strings.TrimSuffix(backend.CheckTimeout, "s"),
"requestHeaders": backend.RequestHeaders,
"responseHeaders": backend.ResponseHeaders,
"host": backend.Host,
"cert": backend.Cert,
}
// 公共可以使用的证书
this.Data["sharedCerts"] = certutils.ListPairCertsMap()
this.Show()
}
// 提交
func (this *UpdateAction) RunPost(params struct {
ServerId string
LocationId string
Websocket bool
BackendId string
Address string
Scheme string
UseCert bool
CertId string
CertServerName string
Weight uint
On bool
Code string
FailTimeout uint
ReadTimeout uint
IdleTimeout string
MaxFails int32
MaxConns int32
IdleConns int32
IsBackup bool
RequestGroupIds []string
RequestURI string
CheckOn bool
CheckURL string
CheckInterval int
CheckTimeout string
RequestHeaderNames []string
RequestHeaderValues []string
ResponseHeaderNames []string
ResponseHeaderValues []string
Host string
Must *actions.Must
}) {
server := teaconfigs.NewServerConfigFromId(params.ServerId)
if server == nil {
this.Fail("找不到Server")
}
params.Must.
Field("address", params.Address).
Require("请输入后端服务器地址")
// 健康检查
if params.CheckOn {
if server.IsHTTP() {
if len(params.CheckURL) == 0 {
this.FailField("checkURL", "健康检查URL不能为空")
}
if !regexp.MustCompile("(?i)(http://|https://)").MatchString(params.CheckURL) {
this.FailField("checkURL", "健康检查URL必须以http://或https://开头")
}
}
}
// 证书
if params.UseCert {
if len(params.CertId) == 0 {
this.Fail("在请求后端服务器时使用SSL证书时,需要选择一个证书")
}
cert := teaconfigs.SharedSSLCertList().FindCert(params.CertId)
if cert == nil {
this.Fail("选择的SSL证书不存在")
}
}
backendList, err := server.FindBackendList(params.LocationId, params.Websocket)
if err != nil {
this.Fail(err.Error())
}
backend := backendList.FindBackend(params.BackendId)
if backend == nil {
this.Fail("找不到要修改的后端服务器")
}
backend.Touch()
backend.Address = params.Address
backend.Scheme = params.Scheme
// 证书
if params.UseCert {
backend.Cert = teaconfigs.NewSSLCertConfig("", "")
backend.Cert.IsShared = true
backend.Cert.Id = params.CertId
backend.Cert.ServerName = params.CertServerName
} else {
backend.Cert = nil
}
backend.Weight = params.Weight
backend.On = params.On
backend.IsDown = false
backend.Code = params.Code
backend.FailTimeout = fmt.Sprintf("%d", params.FailTimeout) + "s"
backend.ReadTimeout = fmt.Sprintf("%d", params.ReadTimeout) + "s"
backend.MaxFails = params.MaxFails
backend.MaxConns = params.MaxConns
backend.IsBackup = params.IsBackup
backend.RequestGroupIds = params.RequestGroupIds
backend.RequestURI = params.RequestURI
backend.CheckOn = params.CheckOn
backend.CheckURL = params.CheckURL
backend.CheckInterval = params.CheckInterval
backend.CheckTimeout = params.CheckTimeout + "s"
backend.IdleConns = params.IdleConns
backend.IdleTimeout = params.IdleTimeout + "s"
// 请求Header
backend.RequestHeaders = []*shared.HeaderConfig{}
if len(params.RequestHeaderNames) > 0 {
for index, headerName := range params.RequestHeaderNames {
if index < len(params.RequestHeaderValues) {
header := shared.NewHeaderConfig()
header.Name = headerName
header.Value = params.RequestHeaderValues[index]
backend.AddRequestHeader(header)
}
}
}
// 响应Header
backend.ResponseHeaders = []*shared.HeaderConfig{}
if len(params.ResponseHeaderNames) > 0 {
for index, headerName := range params.ResponseHeaderNames {
if index < len(params.ResponseHeaderValues) {
header := shared.NewHeaderConfig()
header.Name = headerName
header.Value = params.ResponseHeaderValues[index]
backend.AddResponseHeader(header)
}
}
}
backend.Host = params.Host
err = server.Save()
if err != nil {
this.Fail("保存失败:" + err.Error())
}
proxyutils.NotifyChange()
this.Success()
}