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Accelerate Go development
with Bazel
Go Conference 2019 Autumn
@micnncim
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@micnncim
University Student / B4
Merpay ← AbemaTV ← Gunosy
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Ad
Software Design 2020 1
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⚠
Attention
Bazel Go
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Bazel need for Go
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Use cases of Go
Microservices
Protobuf (Protocol Bu ers)
GoMock Thrift
Kubernetes, Istio,
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Hard points
Monorepo
Protobuf
go build
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Monorepo
ッ 1,000
ッ 1 2 2,000
ッ Make le 1,000 go build
ッ local
CI
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Protobuf
VCS
Docker
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Bazel
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Bazel 1.0.0 Release
2019/10/10
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Overview
ッ Google OSS multi-language
ッ Starlark Python
ッ
ッ Buck (Facebook), Pants (Twitter)
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Fast
ッ
ッ
ッ Remote Caching
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Reproducible
ッ Sandbox /
ッ
ッ Go protoc kubectl
ッ
ッ local, CI, ,
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How does Bazel work?
1. Loading phase: BUILD
ッ Bazel WORKSPACE
BUILD
ッ Starlark
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How does Bazel work?
2. Analysis phase: DAG (directed acyclic
graph) action graph
action : run gcc on hello.c and get hello.o
aciton graph Bazel
track
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How does Bazel work?
3. Execution phase: build action
❗
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Use cases
Google, Uber, Dropbox, Pinterest, Stripe,
Microservices with Monorepo
Kubernetes, Envoy, Protobuf, Tensor ow, Angular,
Google OSS Bazel
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Bazel
❤
Go
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Monorepo
ッ
ッ
ッ bazel build //
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Rebuild by go build
go version: go1.13 darwin/amd64
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Rebuild by bazel build
bazel version: 0.28.1
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Protobuf
ッ protoc
ッ Bazel Sandbox
VCS
ッ GoMock
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❤
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Practice
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Practice
ッ Go protoc
ッ Gazelle (BUILD )
ッ .bazelrc ( )
ッ Bazelisk (Bazel )
ッ nogo (Go Bazel )
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Gazelle
bazelbuild/bazel-gazelle
Go BUILD
Go
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.bazelrc
Bazel 100
.bazelrc
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Bazelisk
bazelbuild/bazelisk
.bazelversion
Bazel
(OS, Arch) Bazel
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nogo
bazelbuild/rules_go
Go Analyzer
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Bazel in OSS
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in OSS
ッ Kubernetes kazel
ッ Istio Bazel go build
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THANK YOU!
@micnncim