mirror of
https://github.com/fatedier/frp.git
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109 lines
3.4 KiB
Go
109 lines
3.4 KiB
Go
// Copyright 2020 guylewin, guy@lewin.co.il
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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 auth
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import (
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"fmt"
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"github.com/fatedier/frp/pkg/consts"
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"github.com/fatedier/frp/pkg/msg"
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)
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type BaseConfig struct {
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// AuthenticationMethod specifies what authentication method to use to
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// authenticate frpc with frps. If "token" is specified - token will be
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// read into login message. If "oidc" is specified - OIDC (Open ID Connect)
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// token will be issued using OIDC settings. By default, this value is "token".
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AuthenticationMethod string `ini:"authentication_method" json:"authentication_method"`
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// AuthenticateHeartBeats specifies whether to include authentication token in
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// heartbeats sent to frps. By default, this value is false.
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AuthenticateHeartBeats bool `ini:"authenticate_heartbeats" json:"authenticate_heartbeats"`
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// AuthenticateNewWorkConns specifies whether to include authentication token in
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// new work connections sent to frps. By default, this value is false.
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AuthenticateNewWorkConns bool `ini:"authenticate_new_work_conns" json:"authenticate_new_work_conns"`
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}
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func getDefaultBaseConf() BaseConfig {
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return BaseConfig{
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AuthenticationMethod: "token",
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AuthenticateHeartBeats: false,
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AuthenticateNewWorkConns: false,
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}
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}
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type ClientConfig struct {
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BaseConfig `ini:",extends"`
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OidcClientConfig `ini:",extends"`
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TokenConfig `ini:",extends"`
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}
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func GetDefaultClientConf() ClientConfig {
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return ClientConfig{
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BaseConfig: getDefaultBaseConf(),
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OidcClientConfig: getDefaultOidcClientConf(),
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TokenConfig: getDefaultTokenConf(),
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}
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}
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type ServerConfig struct {
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BaseConfig `ini:",extends"`
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OidcServerConfig `ini:",extends"`
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TokenConfig `ini:",extends"`
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}
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func GetDefaultServerConf() ServerConfig {
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return ServerConfig{
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BaseConfig: getDefaultBaseConf(),
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OidcServerConfig: getDefaultOidcServerConf(),
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TokenConfig: getDefaultTokenConf(),
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}
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}
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type Setter interface {
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SetLogin(*msg.Login) error
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SetPing(*msg.Ping) error
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SetNewWorkConn(*msg.NewWorkConn) error
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}
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func NewAuthSetter(cfg ClientConfig) (authProvider Setter) {
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switch cfg.AuthenticationMethod {
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case consts.TokenAuthMethod:
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authProvider = NewTokenAuth(cfg.BaseConfig, cfg.TokenConfig)
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case consts.OidcAuthMethod:
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authProvider = NewOidcAuthSetter(cfg.BaseConfig, cfg.OidcClientConfig)
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default:
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panic(fmt.Sprintf("wrong authentication method: '%s'", cfg.AuthenticationMethod))
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}
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return authProvider
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}
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type Verifier interface {
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VerifyLogin(*msg.Login) error
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VerifyPing(*msg.Ping) error
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VerifyNewWorkConn(*msg.NewWorkConn) error
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}
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func NewAuthVerifier(cfg ServerConfig) (authVerifier Verifier) {
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switch cfg.AuthenticationMethod {
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case consts.TokenAuthMethod:
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authVerifier = NewTokenAuth(cfg.BaseConfig, cfg.TokenConfig)
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case consts.OidcAuthMethod:
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authVerifier = NewOidcAuthVerifier(cfg.BaseConfig, cfg.OidcServerConfig)
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}
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return authVerifier
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}
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