38 lines
1.0 KiB
Go
38 lines
1.0 KiB
Go
package consul
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import (
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"context"
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"errors"
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"github.com/gogf/gf/contrib/registry/consul/v2"
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"github.com/gogf/gf/v2/frame/g"
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"github.com/gogf/gf/v2/net/gsel"
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"github.com/gogf/gf/v2/net/gsvc"
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"github.com/gogf/gf/v2/util/grand"
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)
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func init() {
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consulCfg, err := g.Cfg().Get(context.Background(), "consul.address")
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if err != nil {
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panic(err)
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}
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consulAddr := consulCfg.String()
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registry, err := consul.New(consul.WithAddress(consulAddr))
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if err != nil {
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panic(err)
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}
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gsvc.SetRegistry(registry)
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gsel.SetBuilder(gsel.NewBuilderRoundRobin())
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}
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func GetInstanceAddr(ctx context.Context, name string) (addr string, err error) {
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watch, err := gsvc.GetRegistry().Watch(ctx, name)
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service, err := watch.Proceed()
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if err != nil || service == nil {
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err = errors.New("获取customerService服务实例失败！")
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return
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}
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maxService := grand.N(0, len(service)-1)
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maxEndpoints := grand.N(0, len(service[maxService].GetEndpoints())-1)
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addr = service[maxService].GetEndpoints()[maxEndpoints].String()
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return
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}
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