mirror of https://github.com/fatedier/frp
Revival
Ben.Laskin
parent
f7b4f43adb
commit
82553af748
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@ -1,17 +1,3 @@
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// Copyright 2019 fatedier, fatedier@gmail.com
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package server
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import (
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@ -24,238 +10,126 @@ import (
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"github.com/fatedier/frp/pkg/util/xlog"
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)
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type Manager struct {
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loginPlugins []Plugin
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newProxyPlugins []Plugin
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closeProxyPlugins []Plugin
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pingPlugins []Plugin
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newWorkConnPlugins []Plugin
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newUserConnPlugins []Plugin
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type CompositeOperationPluginGateway struct {
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router *PluginOpsRouter
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}
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func NewManager() *Manager {
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return &Manager{
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loginPlugins: make([]Plugin, 0),
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newProxyPlugins: make([]Plugin, 0),
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closeProxyPlugins: make([]Plugin, 0),
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pingPlugins: make([]Plugin, 0),
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newWorkConnPlugins: make([]Plugin, 0),
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newUserConnPlugins: make([]Plugin, 0),
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func NewManager() *CompositeOperationPluginGateway {
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return &CompositeOperationPluginGateway{
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router: NewPluginOpsRouter(),
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}
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}
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func (m *Manager) Register(p Plugin) {
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if p.IsSupport(OpLogin) {
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m.loginPlugins = append(m.loginPlugins, p)
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}
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if p.IsSupport(OpNewProxy) {
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m.newProxyPlugins = append(m.newProxyPlugins, p)
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}
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if p.IsSupport(OpCloseProxy) {
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m.closeProxyPlugins = append(m.closeProxyPlugins, p)
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}
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if p.IsSupport(OpPing) {
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m.pingPlugins = append(m.pingPlugins, p)
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}
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if p.IsSupport(OpNewWorkConn) {
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m.newWorkConnPlugins = append(m.newWorkConnPlugins, p)
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}
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if p.IsSupport(OpNewUserConn) {
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m.newUserConnPlugins = append(m.newUserConnPlugins, p)
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type PluginOpsRouter struct {
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operations map[string][]Plugin
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}
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func NewPluginOpsRouter() *PluginOpsRouter {
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return &PluginOpsRouter{
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operations: make(map[string][]Plugin),
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}
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}
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func (m *Manager) Login(content *LoginContent) (*LoginContent, error) {
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if len(m.loginPlugins) == 0 {
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return content, nil
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}
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func (r *PluginOpsRouter) AddPlugin(op string, p Plugin) {
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r.operations[op] = append(r.operations[op], p)
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}
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var (
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res = &Response{
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Reject: false,
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Unchange: true,
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func (m *CompositeOperationPluginGateway) Register(p Plugin) {
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for _, op := range []string{OpLogin, OpNewProxy, OpCloseProxy, OpPing, OpNewWorkConn, OpNewUserConn} {
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if p.IsSupport(op) {
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m.router.AddPlugin(op, p)
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}
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retContent any
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err error
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)
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}
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}
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func buildCtx() (context.Context, string) {
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reqid, _ := util.RandID()
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xl := xlog.New().AppendPrefix("reqid: " + reqid)
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ctx := xlog.NewContext(context.Background(), xl)
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ctx = NewReqidContext(ctx, reqid)
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for _, p := range m.loginPlugins {
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res, retContent, err = p.Handle(ctx, OpLogin, *content)
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if err != nil {
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xl.Warnf("send Login request to plugin [%s] error: %v", p.Name(), err)
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return nil, errors.New("send Login request to plugin error")
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}
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if res.Reject {
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return nil, fmt.Errorf("%s", res.RejectReason)
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}
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if !res.Unchange {
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content = retContent.(*LoginContent)
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}
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}
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return content, nil
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return ctx, reqid
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}
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func (m *Manager) NewProxy(content *NewProxyContent) (*NewProxyContent, error) {
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if len(m.newProxyPlugins) == 0 {
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return content, nil
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func (m *CompositeOperationPluginGateway) doRequest(op string, input any) (any, error) {
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ctx, _ := buildCtx()
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plugins := m.router.operations[op]
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if len(plugins) == 0 {
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return input, nil
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}
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var (
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res = &Response{
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Reject: false,
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Unchange: true,
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}
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retContent any
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err error
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)
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reqid, _ := util.RandID()
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xl := xlog.New().AppendPrefix("reqid: " + reqid)
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ctx := xlog.NewContext(context.Background(), xl)
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ctx = NewReqidContext(ctx, reqid)
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response := &Response{
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Reject: false,
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Unchange: true,
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}
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for _, p := range m.newProxyPlugins {
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res, retContent, err = p.Handle(ctx, OpNewProxy, *content)
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var retContent any
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var err error
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for _, p := range plugins {
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response, retContent, err = p.Handle(ctx, op, input)
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if err != nil {
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xl.Warnf("send NewProxy request to plugin [%s] error: %v", p.Name(), err)
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return nil, errors.New("send NewProxy request to plugin error")
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return nil, fmt.Errorf("plugin [%s] failed: %v", p.Name(), err)
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}
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if res.Reject {
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return nil, fmt.Errorf("%s", res.RejectReason)
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if response.Reject {
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return nil, fmt.Errorf("%s", response.RejectReason)
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}
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if !res.Unchange {
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content = retContent.(*NewProxyContent)
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if !response.Unchange {
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input = retContent
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}
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}
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return content, nil
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return input, nil
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}
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func (m *Manager) CloseProxy(content *CloseProxyContent) error {
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if len(m.closeProxyPlugins) == 0 {
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return nil
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func (m *CompositeOperationPluginGateway) Login(c *LoginContent) (*LoginContent, error) {
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out, err := m.doRequest(OpLogin, *c)
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if err != nil {
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return nil, err
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}
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return out.(*LoginContent), nil
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}
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errs := make([]string, 0)
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reqid, _ := util.RandID()
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xl := xlog.New().AppendPrefix("reqid: " + reqid)
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ctx := xlog.NewContext(context.Background(), xl)
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ctx = NewReqidContext(ctx, reqid)
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func (m *CompositeOperationPluginGateway) NewProxy(c *NewProxyContent) (*NewProxyContent, error) {
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out, err := m.doRequest(OpNewProxy, *c)
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if err != nil {
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return nil, err
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}
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return out.(*NewProxyContent), nil
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}
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for _, p := range m.closeProxyPlugins {
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_, _, err := p.Handle(ctx, OpCloseProxy, *content)
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func (m *CompositeOperationPluginGateway) Ping(c *PingContent) (*PingContent, error) {
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out, err := m.doRequest(OpPing, *c)
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if err != nil {
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return nil, err
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}
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return out.(*PingContent), nil
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}
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func (m *CompositeOperationPluginGateway) NewWorkConn(c *NewWorkConnContent) (*NewWorkConnContent, error) {
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out, err := m.doRequest(OpNewWorkConn, *c)
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if err != nil {
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return nil, err
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}
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return out.(*NewWorkConnContent), nil
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}
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func (m *CompositeOperationPluginGateway) NewUserConn(c *NewUserConnContent) (*NewUserConnContent, error) {
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out, err := m.doRequest(OpNewUserConn, *c)
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if err != nil {
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return nil, err
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}
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return out.(*NewUserConnContent), nil
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}
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func (m *CompositeOperationPluginGateway) CloseProxy(c *CloseProxyContent) error {
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ctx, _ := buildCtx()
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errs := []string{}
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for _, p := range m.router.operations[OpCloseProxy] {
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_, _, err := p.Handle(ctx, OpCloseProxy, *c)
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if err != nil {
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xl.Warnf("send CloseProxy request to plugin [%s] error: %v", p.Name(), err)
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errs = append(errs, fmt.Sprintf("[%s]: %v", p.Name(), err))
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}
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}
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if len(errs) > 0 {
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return fmt.Errorf("send CloseProxy request to plugin errors: %s", strings.Join(errs, "; "))
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return fmt.Errorf("plugin CloseProxy errors: %s", strings.Join(errs, "; "))
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}
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return nil
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}
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func (m *Manager) Ping(content *PingContent) (*PingContent, error) {
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if len(m.pingPlugins) == 0 {
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return content, nil
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}
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var (
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res = &Response{
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Reject: false,
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Unchange: true,
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}
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retContent any
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err error
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)
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reqid, _ := util.RandID()
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xl := xlog.New().AppendPrefix("reqid: " + reqid)
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ctx := xlog.NewContext(context.Background(), xl)
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ctx = NewReqidContext(ctx, reqid)
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for _, p := range m.pingPlugins {
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res, retContent, err = p.Handle(ctx, OpPing, *content)
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if err != nil {
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xl.Warnf("send Ping request to plugin [%s] error: %v", p.Name(), err)
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return nil, errors.New("send Ping request to plugin error")
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}
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if res.Reject {
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return nil, fmt.Errorf("%s", res.RejectReason)
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}
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if !res.Unchange {
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content = retContent.(*PingContent)
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}
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}
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return content, nil
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}
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func (m *Manager) NewWorkConn(content *NewWorkConnContent) (*NewWorkConnContent, error) {
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if len(m.newWorkConnPlugins) == 0 {
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return content, nil
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}
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var (
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res = &Response{
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Reject: false,
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Unchange: true,
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}
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retContent any
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err error
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)
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reqid, _ := util.RandID()
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xl := xlog.New().AppendPrefix("reqid: " + reqid)
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ctx := xlog.NewContext(context.Background(), xl)
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ctx = NewReqidContext(ctx, reqid)
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for _, p := range m.newWorkConnPlugins {
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res, retContent, err = p.Handle(ctx, OpNewWorkConn, *content)
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if err != nil {
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xl.Warnf("send NewWorkConn request to plugin [%s] error: %v", p.Name(), err)
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return nil, errors.New("send NewWorkConn request to plugin error")
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}
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if res.Reject {
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return nil, fmt.Errorf("%s", res.RejectReason)
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}
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if !res.Unchange {
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content = retContent.(*NewWorkConnContent)
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}
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}
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return content, nil
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}
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func (m *Manager) NewUserConn(content *NewUserConnContent) (*NewUserConnContent, error) {
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if len(m.newUserConnPlugins) == 0 {
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return content, nil
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}
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var (
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res = &Response{
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Reject: false,
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Unchange: true,
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}
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retContent any
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err error
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)
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reqid, _ := util.RandID()
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xl := xlog.New().AppendPrefix("reqid: " + reqid)
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ctx := xlog.NewContext(context.Background(), xl)
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ctx = NewReqidContext(ctx, reqid)
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for _, p := range m.newUserConnPlugins {
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res, retContent, err = p.Handle(ctx, OpNewUserConn, *content)
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if err != nil {
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xl.Infof("send NewUserConn request to plugin [%s] error: %v", p.Name(), err)
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return nil, errors.New("send NewUserConn request to plugin error")
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}
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if res.Reject {
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return nil, fmt.Errorf("%s", res.RejectReason)
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}
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if !res.Unchange {
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content = retContent.(*NewUserConnContent)
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}
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}
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return content, nil
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}
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