Golang etcd/clientv3报错： etcd undefined: resolver.BuildOption
故障描述
golang版本
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go version
go version go1.14 windows/amd64
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包管理器go.mod
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module go_micro
go 1.14
require (
github.com/coreos/etcd v3.3.25+incompatible // indirect
github.com/dustin/go-humanize v1.0.0 // indirect
github.com/golang/protobuf v1.4.3
github.com/google/go-cmp v0.5.0 // indirect
github.com/gorilla/websocket v1.4.2 // indirect
github.com/micro/go-micro/v2 v2.9.1
golang.org/x/net v0.0.0-20201224014010-6772e930b67b // indirect
golang.org/x/sys v0.0.0-20201223074533-0d417f636930 // indirect
golang.org/x/text v0.3.4 // indirect
google.golang.org/protobuf v1.23.0
gopkg.in/yaml.v2 v2.2.8 // indirect
)
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在安装go get go.etcd.io/etcd/clientv3时出错
错误信息：
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# github.com/coreos/etcd/clientv3/balancer/resolver/endpoint
../../pkg/mod/github.com/coreos/etcd@v3.3.18+incompatible/clientv3/balancer/resolver/endpoint/endpoint.go:114:78: undefined: resolver.BuildOption
../../pkg/mod/github.com/coreos/etcd@v3.3.18+incompatible/clientv3/balancer/resolver/endpoint/endpoint.go:182:31: undefined: resolver.ResolveNowOption
# github.com/coreos/etcd/clientv3/balancer/picker
../../pkg/mod/github.com/coreos/etcd@v3.3.18+incompatible/clientv3/balancer/picker/err.go:37:44: undefined: balancer.PickOptions
../../pkg/mod/github.com/coreos/etcd@v3.3.18+incompatible/clientv3/balancer/picker/roundrobin_balanced.go:55:54: undefined: balancer.PickOptions
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解决方法
将grpc版本替换成v1.26.0版本
1. 修改依赖为v1.26.0
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go mod edit -require=google.golang.org/grpc@v1.26.0
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下载v1.26.0版本的grpc
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go get -u -x google.golang.org/grpc@v1.26.0
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etcd连接成功!
