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46 lines
924 B
46 lines
924 B
# Etcd Config
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```go
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import (
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"log"
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clientv3 "go.etcd.io/etcd/client/v3"
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"google.golang.org/grpc"
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cfg "github.com/go-kratos/kratos/contrib/config/etcd/v2"
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"github.com/go-kratos/kratos/v2/config"
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)
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// create an etcd client
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client, err := clientv3.New(clientv3.Config{
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Endpoints: []string{"127.0.0.1:2379"},
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DialTimeout: time.Second,
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DialOptions: []grpc.DialOption{grpc.WithBlock()},
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})
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if err != nil {
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log.Fatal(err)
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}
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// configure the source, "path" is required
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source, err := cfg.New(client, cfg.WithPath("/app-config"), cfg.WithPrefix(true))
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if err != nil {
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log.Fatalln(err)
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}
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// create a config instance with source
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c := config.New(config.WithSource(source))
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defer c.Close()
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// load sources before get
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if err := c.Load(); err != nil {
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log.Fatalln(err)
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}
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// acquire config value
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foo, err := c.Value("/app-config").String()
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if err != nil {
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log.Fatalln(err)
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}
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log.Println(foo)
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```
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