mirror of https://github.com/fatedier/frp
Merge pull request #328 from fatedier/plugin
new feature plugin and unix domian socket pluginpull/334/head
fatedier
8 years ago
committed by
GitHub
commit
1c04de380d
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// Copyright 2017 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 plugin
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import (
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"fmt"
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"io"
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)
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// Creators is used for create plugins to handle connections.
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var creators = make(map[string]CreatorFn)
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// params has prefix "plugin_"
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type CreatorFn func(params map[string]string) (Plugin, error)
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func Register(name string, fn CreatorFn) {
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creators[name] = fn
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}
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func Create(name string, params map[string]string) (p Plugin, err error) {
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if fn, ok := creators[name]; ok {
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p, err = fn(params)
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} else {
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err = fmt.Errorf("plugin [%s] is not registered", name)
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}
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return
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}
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type Plugin interface {
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Name() string
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Handle(conn io.ReadWriteCloser)
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Close() error
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}
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@ -0,0 +1,69 @@
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// Copyright 2017 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 plugin
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import (
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"fmt"
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"io"
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"net"
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"github.com/fatedier/frp/models/proto/tcp"
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)
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const PluginUnixDomainSocket = "unix_domain_socket"
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func init() {
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Register(PluginUnixDomainSocket, NewUnixDomainSocketPlugin)
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}
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type UnixDomainSocketPlugin struct {
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UnixAddr *net.UnixAddr
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}
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func NewUnixDomainSocketPlugin(params map[string]string) (p Plugin, err error) {
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unixPath, ok := params["plugin_unix_path"]
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if !ok {
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err = fmt.Errorf("plugin_unix_path not found")
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return
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}
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unixAddr, errRet := net.ResolveUnixAddr("unix", unixPath)
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if errRet != nil {
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err = errRet
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return
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}
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p = &UnixDomainSocketPlugin{
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UnixAddr: unixAddr,
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}
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return
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}
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func (uds *UnixDomainSocketPlugin) Handle(conn io.ReadWriteCloser) {
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localConn, err := net.DialUnix("unix", nil, uds.UnixAddr)
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if err != nil {
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return
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}
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tcp.Join(localConn, conn)
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}
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func (uds *UnixDomainSocketPlugin) Name() string {
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return PluginUnixDomainSocket
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}
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func (uds *UnixDomainSocketPlugin) Close() error {
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return nil
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}
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