54 lines
4.4 KiB
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54 lines
4.4 KiB
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<!doctype html><meta charset=utf-8><meta name=viewport content="width=device-width,initial-scale=1"><link rel=preconnect href=https://fonts.googleapis.com><link rel=preconnect href=https://fonts.gstatic.com crossorigin><link href="https://fonts.googleapis.com/css2?family=Recursive:wght,CASL,MONO@300..800,0..1,0..1&display=swap" rel=stylesheet><link href=https://haunt98.github.io/iosevka_webfont/iosevka-term-ss08/iosevka-term-ss08.css rel=stylesheet><link rel=stylesheet href=styles.css><a href=index>Index</a><h1>Migrate to <code>buf</code> from <code>prototool</code></h1><p>Why? Because <code>prototool</code> is outdated, and can not run on M1 mac.<p>We need 3 files:<ul><li><code>build.go</code>: need to install protoc-gen-* binaries with pin version in <code>go.mod</code><li><code>buf.yaml</code><li><code>buf.gen.yaml</code></ul><p>FYI, the libs version I use:<ul><li><a href=https://github.com/golang/protobuf/releases/tag/v1.5.2>golang/protobuf v1.5.2</a><li><a href=https://github.com/grpc-ecosystem/grpc-gateway/releases/tag/v1.16.0>grpc-ecosystem/grpc-gateway v1.16.0</a><li><a href=github.com/envoyproxy/protoc-gen-validate>envoyproxy/protoc-gen-validate</a><li><a href=github.com/kei2100/protoc-gen-marshal-zap>kei2100/protoc-gen-marshal-zap</a></ul><p><code>build.go</code>:<pre><code class=language-go>//go:build tools
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// +build tools
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import (
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_ "github.com/envoyproxy/protoc-gen-validate"
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_ "github.com/golang/protobuf/protoc-gen-go"
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_ "github.com/grpc-ecosystem/grpc-gateway/protoc-gen-grpc-gateway"
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_ "github.com/grpc-ecosystem/grpc-gateway/protoc-gen-swagger"
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_ "github.com/kei2100/protoc-gen-marshal-zap/plugin/protoc-gen-marshal-zap"
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)
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</code></pre><p><code>buf.yaml</code><pre><code class=language-yaml>version: v1
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deps:
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- buf.build/haunt98/googleapis:b38d93f7ade94a698adff9576474ae7c
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- buf.build/haunt98/grpc-gateway:ecf4f0f58aa8496f8a76ed303c6e06c7
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- buf.build/haunt98/protoc-gen-validate:2686264610fc4ad4a9fcc932647e279d
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- buf.build/haunt98/marshal-zap:2a593ca925134680a5820d3f13c1be5a
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breaking:
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use:
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- FILE
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lint:
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use:
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- DEFAULT
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</code></pre><p><code>buf.gen.yaml</code>:<pre><code class=language-yaml>version: v1
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plugins:
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- name: go
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out: pkg
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opt:
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- plugins=grpc
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- name: grpc-gateway
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out: pkg
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opt:
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- logtostderr=true
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- name: swagger
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out: .
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opt:
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- logtostderr=true
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- name: validate
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out: pkg
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opt:
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- lang=go
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- name: marshal-zap
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out: pkg
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</code></pre><p>Update <code>Makefile</code>:<pre><code class=language-Makefile>gen:
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go install github.com/golang/protobuf/protoc-gen-go
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go install github.com/grpc-ecosystem/grpc-gateway/protoc-gen-grpc-gateway
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go install github.com/grpc-ecosystem/grpc-gateway/protoc-gen-swagger
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go install github.com/envoyproxy/protoc-gen-validate
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go install github.com/kei2100/protoc-gen-marshal-zap/plugin/protoc-gen-marshal-zap
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go install github.com/bufbuild/buf/cmd/buf@latest
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buf mod update
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buf format -w
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buf generate
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</code></pre><p>Run <code>make gen</code> to have fun of course.<h2>FAQ</h2><p>Remember <code>grpc-ecosystem/grpc-gateway</code>, <code>envoyproxy/protoc-gen-validate</code>, <code>kei2100/protoc-gen-marshal-zap</code> is optional, so feel free to delete if you don't use theme.<p>If use <code>vendor</code>:<ul><li>Replace <code>buf generate</code> with <code>buf generate --exclude-path vendor</code>.<li>Replace <code>buf format -w</code> with <code>buf format -w --exclude-path vendor</code>.</ul><p>If you use grpc-gateway:<ul><li>Replace <code>import "third_party/googleapis/google/api/annotations.proto";</code> with <code>import "google/api/annotations.proto";</code><li>Delete <code>security_definitions</code>, <code>security</code>, in <code>option (grpc.gateway.protoc_gen_swagger.options.openapiv2_swagger)</code>.</ul><p>The last step is delete <code>prototool.yaml</code>.<p>If you are not migrate but start from scratch:<ul><li>Add <code>buf lint</code> to make sure your proto is good.<li>Add <code>buf breaking --against "https://your-grpc-repo-goes-here.git"</code> to make sure each time you update proto, you don't break backward compatibility.</ul><h2>Thanks</h2><ul><li><a href=https://github.com/uber/prototool>uber/prototool</a><li><a href=https://github.com/bufbuild/buf>bufbuild/buf</a></ul><a href=mailto:hauvipapro+posts@gmail.com>Feel free to ask me via email</a>
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