You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 

61 lines
1.4 KiB

package shell
import (
"context"
"fmt"
"github.com/seaweedfs/seaweedfs/weed/mq/balancer"
"github.com/seaweedfs/seaweedfs/weed/pb/filer_pb"
"io"
)
func init() {
Commands = append(Commands, &commandMqTopicList{})
}
type commandMqTopicList struct {
}
func (c *commandMqTopicList) Name() string {
return "mq.topic.list"
}
func (c *commandMqTopicList) Help() string {
return `print out all topics`
}
func (c *commandMqTopicList) Do(args []string, commandEnv *CommandEnv, writer io.Writer) error {
brokerBalancer, err := findBrokerBalancer(commandEnv)
if err != nil {
return err
}
//pb.WithBrokerGrpcClient(false, brokerBalancer, commandEnv.option.GrpcDialOption, func(client pb.SeaweedMessagingClient) error {
// resp, err := client.ListTopics(context.Background(), &pb.ListTopicsRequest{})
// if err != nil {
// return err
// }
// for _, topic := range resp.Topics {
// fmt.Fprintf(writer, "%s\n", topic)
// }
// return nil
//})
fmt.Fprintf(writer, "current balancer: %s\n", brokerBalancer)
return nil
}
func findBrokerBalancer(commandEnv *CommandEnv) (brokerBalancer string, err error) {
err = commandEnv.WithFilerClient(false, func(client filer_pb.SeaweedFilerClient) error {
resp, err := client.FindLockOwner(context.Background(), &filer_pb.FindLockOwnerRequest{
Name: balancer.LockBrokerBalancer,
})
if err != nil {
return err
}
brokerBalancer = resp.Owner
return nil
})
return
}