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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,82 @@ | ||
| // Copyright (C) 2019-2022 vdaas.org vald team <[email protected]> | ||
| // | ||
| // 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 | ||
| // | ||
| // https://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 quic | ||
|
|
||
| import ( | ||
| "context" | ||
|
|
||
| quic "github.com/quic-go/quic-go" | ||
| "github.com/vdaas/vald/internal/errors" | ||
| "github.com/vdaas/vald/internal/net" | ||
| "github.com/vdaas/vald/internal/sync" | ||
| "github.com/vdaas/vald/internal/tls" | ||
| ) | ||
|
|
||
| type Conn struct { | ||
| quic.Connection | ||
| quic.Stream | ||
| } | ||
|
|
||
| type qconn struct { | ||
| connectionCache sync.Map | ||
| } | ||
|
|
||
| var defaultQconn = new(qconn) | ||
|
|
||
| func NewConn(ctx context.Context, conn quic.Connection) (net.Conn, error) { | ||
| stream, err := conn.OpenStreamSync(ctx) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| return &Conn{ | ||
| Connection: conn, | ||
| Stream: stream, | ||
| }, nil | ||
| } | ||
|
|
||
| func (c *Conn) Close() (err error) { | ||
| return c.Stream.Close() | ||
| } | ||
|
|
||
| func DialContext(ctx context.Context, addr string, tcfg *tls.Config) (net.Conn, error) { | ||
| return defaultQconn.dialQuicContext(ctx, addr, tcfg) | ||
| } | ||
|
|
||
| func (q *qconn) dialQuicContext(ctx context.Context, addr string, tcfg *tls.Config) (net.Conn, error) { | ||
| si, ok := q.connectionCache.Load(addr) | ||
| if ok { | ||
| if conn, ok := si.(quic.Connection); ok { | ||
| return NewConn(ctx, conn) | ||
| } | ||
| } | ||
| conn, err := quic.DialAddrContext(ctx, addr, tcfg, nil) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| q.connectionCache.Store(addr, conn) | ||
| return NewConn(ctx, conn) | ||
| } | ||
|
|
||
| func (q *qconn) Close() (err error) { | ||
| q.connectionCache.Range(func(addr, si interface{}) bool { | ||
| if conn, ok := si.(quic.Connection); ok { | ||
| e := conn.CloseWithError(0, addr.(string)) | ||
| if e != nil { | ||
| err = errors.Wrap(err, e.Error()) | ||
| } | ||
| } | ||
| return true | ||
| }) | ||
| return nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,76 @@ | ||
| // Copyright (C) 2019-2022 vdaas.org vald team <[email protected]> | ||
| // | ||
| // 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 | ||
| // | ||
| // https://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 quic | ||
|
|
||
| import ( | ||
| "context" | ||
|
|
||
| quic "github.com/quic-go/quic-go" | ||
| "github.com/vdaas/vald/internal/net" | ||
| "github.com/vdaas/vald/internal/tls" | ||
| ) | ||
|
|
||
| type Listener struct { | ||
| quic.Listener | ||
|
|
||
| ctx context.Context | ||
| } | ||
|
|
||
| func Listen(ctx context.Context, addr string, tcfg *tls.Config) (net.Listener, error) { | ||
| ql, err := quic.ListenAddr(addr, tcfg, &quic.Config{ | ||
| // Versions: nil, | ||
| // ConnectionIDLength: 0, | ||
| // HandshakeIdleTimeout: 0, | ||
| // MaxIdleTimeout: 0, | ||
| // AcceptToken: func(clientAddr net.Addr, token *quic.Token) bool { | ||
| // return true | ||
| // }, | ||
| // TokenStore: quic.NewLRUTokenStore(clientAddr), | ||
| // InitialStreamReceiveWindow: 0, | ||
| // InitialConnectionReceiveWindow: 0, | ||
| // MaxStreamReceiveWindow: 0, | ||
| // MaxConnectionReceiveWindow: 0, | ||
| // MaxIncomingStreams: 0, | ||
| // MaxIncomingUniStreams: 0, | ||
| // StatelessResetKey: nil, | ||
| // KeepAlive: true, | ||
| // DisablePathMTUDiscovery: false, | ||
| EnableDatagrams: true, | ||
| // Tracer: logging.NewMultiplexedTracer(), | ||
| }) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| return &Listener{ | ||
| Listener: ql, | ||
| ctx: ctx, | ||
| }, nil | ||
| } | ||
|
|
||
| func (l *Listener) Accept() (net.Conn, error) { | ||
| sess, err := l.Listener.Accept(l.ctx) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| stream, err := sess.AcceptStream(l.ctx) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| return &Conn{ | ||
| Session: sess, | ||
| Stream: stream, | ||
| }, nil | ||
| } |
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