深入了解：gRPC
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gRPC-Go 是自然执行 Go 语言中 gRPC 规范，具有丰富的功能和灵活的 API。要充分利用 gRPC-Go 的强大功能并能够调试问题，人们需要了解 gRPC-Go 的设计方式、它提供的各种支持以及它提供的自定义的灵活性。本次演示将深入探讨 gRPC-Go 的架构，主要是表面 (gRPC) 层、传输层、分析组件和平衡器组件。本次会议还将简要介绍关键 gRPC 功能，例如二进制日志、channelz（运行时环境调试）、服务配置和全程的 rpc 重试。
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3 . RPC framework
Multi-Language Pluggable
Multi-Platform Feature-rich
4 .Java C++
Go Python
... ?
5 . Microservices: in data centres Client Server communication/Internal APIs
Streaming telemetry from network devices Mobile Apps
6 .● C++,
Python, Application Layer
Ruby, C#,
Obj-C, ...
●
grpc-go grpc-java Framework Layer
●
grpc-c-core
Transport Layer
7 .● C++,
Python, Application Layer
Ruby, C#,
Obj-C, ...
●
grpc-go grpc-java Framework Layer
●
grpc-c-core
Transport Layer
This talk is about grpc-go
8 . Alpha: Beta: GA: Join CNCF Now
OpenSource Stable APIS Production ready
6732
grpc-go stars on Github
2835
1963
990
3
Feb Sep Aug Mar Nov
2015 2015 2016 2017 2018
10 .Client Server
Client Head
er
Client Mess
age
Half Close
er
Server Head
a ge
Server Mess
r
Server Traile
11 .Create a Channel to transmit the RPC
12 . 1 6
grpc
2 5
3 4
resolver balancer
14 . Client Server
grpc grpc
1
4 5
2
6
balancer
3 listener
transport
4
transport
15 .Create a RPC call on the Channel
16 . 1 8
RPC
grpc.ClientStream
generate code
transport.Stream
7
2
grpc 5
4
picker
3 transport 1 6
balancer
17 . 5
generated code
4
grpc
3
2
transport 1
1
...
transport n
transport
18 .generated code generated code
grpc grpc
transport transport
19 .●
○
●
○ Binary Logging
○ Channelz
○
○
○
○ Service Config
20 . 2
3
1 4
5
load balancing Policy
timeout
max request message size (bytes)
max response message size (bytes)
retry configuration
21 . Client Server
Client Head
er
Client Mess
age
●
Half Close
...
●
Cancel
●
er
Server Head
...
age
Server Mess
iler
Server Tra
23 . Q&A
http://http2.golang.o
rg/gophertiles
Twitter: @grpcio
HTTP/1.1 HTTP/2 Site: http://grpc.io
Group: grpc-io@googlegroups.com
Repo: github.com/grpc
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