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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,82 @@ | ||
| // Copyright 2024 The Outline Authors | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| package outline | ||
|
|
||
| import ( | ||
| "encoding/json" | ||
| "net" | ||
|
|
||
| perrs "github.com/Jigsaw-Code/outline-apps/client/go/outline/platerrors" | ||
| "github.com/Jigsaw-Code/outline-apps/client/go/outline/vpn" | ||
| ) | ||
|
|
||
| type vpnConfigJSON struct { | ||
| VPNConfig vpn.Config `json:"vpn"` | ||
| TransportConfig string `json:"transport"` | ||
| } | ||
|
|
||
| func establishVPN(configStr string) (string, error) { | ||
| var conf vpnConfigJSON | ||
| if err := json.Unmarshal([]byte(configStr), &conf); err != nil { | ||
| return "", perrs.PlatformError{ | ||
| Code: perrs.IllegalConfig, | ||
| Message: "invalid VPN config format", | ||
| Cause: perrs.ToPlatformError(err), | ||
| } | ||
| } | ||
|
|
||
| // Create Outline Client and Device | ||
| tcpControl, err := vpn.TCPDialerControl(&conf.VPNConfig) | ||
| if err != nil { | ||
| return "", err | ||
| } | ||
| tcp := net.Dialer{ | ||
| Control: tcpControl, | ||
| KeepAlive: -1, | ||
| } | ||
| udpControl, err := vpn.UDPDialerControl(&conf.VPNConfig) | ||
| if err != nil { | ||
| return "", err | ||
| } | ||
| udp := net.Dialer{Control: udpControl} | ||
| c, err := newClientWithBaseDialers(conf.TransportConfig, tcp, udp) | ||
| if err != nil { | ||
| return "", err | ||
| } | ||
| proxy, err := NewDevice(c) | ||
| if err != nil { | ||
| return "", err | ||
| } | ||
|
|
||
| // Establish system VPN to the proxy | ||
| conn, err := vpn.EstablishVPN(&conf.VPNConfig, proxy) | ||
| if err != nil { | ||
| return "", err | ||
| } | ||
|
|
||
| connJson, err := json.Marshal(conn) | ||
| if err != nil { | ||
| return "", perrs.PlatformError{ | ||
| Code: perrs.InternalError, | ||
| Message: "failed to return VPN connection as JSON", | ||
| Cause: perrs.ToPlatformError(err), | ||
| } | ||
| } | ||
| return string(connJson), nil | ||
| } | ||
|
|
||
| func closeVPN() error { | ||
| return vpn.CloseVPN() | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,19 @@ | ||
| // Copyright 2024 The Outline Authors | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| package vpn | ||
|
|
||
| import "syscall" | ||
|
|
||
| type ControlFn = func(network, address string, c syscall.RawConn) error |
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