详解 golang 依赖管理之 mod

go getdepglidemodgo modgo mod

GO111MODULE

$GOPATHimport$GOPATH/src$GOPATH$GOPATHGO111MODULE

GO111MODULE=offvendor$GOPATHGO111MODULE=ongo.modGO111MODULE=auto$GOPATHgo.mod

主要命令

go mod init     # 在新的 go 项目中执行，自动分析依赖，创建 go.sum
go mod tidy     # 自动分析依赖，并自动添加和删除依赖
go mod vendor   # 创建 vendor 目录，将依赖拷贝到当前的 vendor 文件夹下
go mod download # 手动下载依赖

go mod initgo mod tidygo mod download

库版本更换

go.modgo mod tidy

require (
    github.com/gin-gonic/gin v1.4.0
)

vv2+module my-modulemodule my-module/v2+incompatible

require (
    github.com/lestrrat-go/file-rotatelogs v2.2.0+incompatible
)

解决 GFW 问题

replace

replace (
    cloud.google.com/go => github.com/googleapis/google-cloud-go v0.0.0-20190603211518-c8433c9aaceb
    go.etcd.io/bbolt => github.com/etcd-io/bbolt v1.3.4-0.20191001164932-6e135e5d7e3d
    go.uber.org/atomic => github.com/uber-go/atomic v1.4.1-0.20190731194737-ef0d20d85b01
    go.uber.org/multierr => github.com/uber-go/multierr v1.2.0
    go.uber.org/zap => github.com/uber-go/zap v1.10.1-0.20190926184545-d8445f34b4ae
    golang.org/x/crypto => github.com/golang/crypto v0.0.0-20190605123033-f99c8df09eb5
    golang.org/x/exp => github.com/golang/exp v0.0.0-20190510132918-efd6b22b2522
    golang.org/x/image => github.com/golang/image v0.0.0-20190523035834-f03afa92d3ff
    golang.org/x/lint => github.com/golang/lint v0.0.0-20190409202823-959b441ac422
    golang.org/x/mobile => github.com/golang/mobile v0.0.0-20190607214518-6fa95d984e88
    golang.org/x/net => github.com/golang/net v0.0.0-20190606173856-1492cefac77f
    golang.org/x/oauth2 => github.com/golang/oauth2 v0.0.0-20190604053449-0f29369cfe45
    golang.org/x/sync => github.com/golang/sync v0.0.0-20190423024810-112230192c58
    golang.org/x/sys => github.com/golang/sys v0.0.0-20190602015325-4c4f7f33c9ed
    golang.org/x/text => github.com/golang/text v0.3.2
    golang.org/x/time => github.com/golang/time v0.0.0-20190308202827-9d24e82272b4
    golang.org/x/tools => github.com/golang/tools v0.0.0-20190608022120-eacb66d2a7c3
    google.golang.org/api => github.com/googleapis/google-api-go-client v0.6.0
    google.golang.org/appengine => github.com/golang/appengine v1.6.1
    google.golang.org/genproto => github.com/google/go-genproto v0.0.0-20190605220351-eb0b1bdb6ae6
    google.golang.org/grpc => github.com/grpc/grpc-go v1.21.1
)

goproxy.iogoproxy.cn

export GO111MODULE=on
export GOPROXY=https://goproxy.io

缓存

$GOPATH/pkg/mod

IDE 支持

goland

启用 mod 配置

【Goland】→【Preference】→【Go Module (vgo)】→ 【Enable Go Modules (vgo)】→ 【OK】

go mod tidy

vscode

go mod tidy

链接

• 官网: https://blog.golang.org/using-go-modules
• Go Modules: https://blog.csdn.net/ytd7777/article/details/86898187
• goproxy.io: https://goproxy.io/