/
InternalProtocolNegotiators.java
100 lines (84 loc) · 3.19 KB
/
InternalProtocolNegotiators.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
/*
* Copyright 2019 The gRPC 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 io.grpc.netty;
import io.grpc.ChannelLogger;
import io.grpc.netty.ProtocolNegotiators.ClientTlsHandler;
import io.grpc.netty.ProtocolNegotiators.GrpcNegotiationHandler;
import io.grpc.netty.ProtocolNegotiators.WaitUntilActiveHandler;
import io.netty.channel.ChannelHandler;
import io.netty.channel.ChannelHandlerContext;
import io.netty.handler.ssl.SslContext;
import io.netty.util.AsciiString;
/**
* Internal accessor for {@link ProtocolNegotiators}.
*/
public final class InternalProtocolNegotiators {
private InternalProtocolNegotiators() {}
/**
* Returns the channel logger for the given channel context, or a Noop Logger if absent.
*/
public static ChannelLogger negotiationLogger(ChannelHandlerContext ctx) {
return ProtocolNegotiators.negotiationLogger(ctx);
}
/**
* Returns a {@link ProtocolNegotiator} that ensures the pipeline is set up so that TLS will
* be negotiated, the {@code handler} is added and writes to the {@link io.netty.channel.Channel}
* may happen immediately, even before the TLS Handshake is complete.
*/
public static InternalProtocolNegotiator.ProtocolNegotiator tls(SslContext sslContext) {
final io.grpc.netty.ProtocolNegotiator negotiator = ProtocolNegotiators.tls(sslContext);
final class TlsNegotiator implements InternalProtocolNegotiator.ProtocolNegotiator {
@Override
public AsciiString scheme() {
return negotiator.scheme();
}
@Override
public ChannelHandler newHandler(GrpcHttp2ConnectionHandler grpcHandler) {
return negotiator.newHandler(grpcHandler);
}
@Override
public void close() {
negotiator.close();
}
}
return new TlsNegotiator();
}
/**
* Internal version of {@link WaitUntilActiveHandler}.
*/
public static ChannelHandler waitUntilActiveHandler(ChannelHandler next) {
return new WaitUntilActiveHandler(next);
}
/**
* Internal version of {@link GrpcNegotiationHandler}.
*/
public static ChannelHandler grpcNegotiationHandler(GrpcHttp2ConnectionHandler next) {
return new GrpcNegotiationHandler(next);
}
public static ChannelHandler clientTlsHandler(
ChannelHandler next, SslContext sslContext, String authority) {
return new ClientTlsHandler(next, sslContext, authority);
}
public static class ProtocolNegotiationHandler
extends ProtocolNegotiators.ProtocolNegotiationHandler {
protected ProtocolNegotiationHandler(ChannelHandler next, String negotiatorName) {
super(next, negotiatorName);
}
protected ProtocolNegotiationHandler(ChannelHandler next) {
super(next);
}
}
}