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50 lines
1.0 KiB
50 lines
1.0 KiB
package shell
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import (
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"context"
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"fmt"
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"github.com/seaweedfs/seaweedfs/weed/pb"
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"github.com/seaweedfs/seaweedfs/weed/pb/mq_pb"
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"io"
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)
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func init() {
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Commands = append(Commands, &commandMqBalanceTopics{})
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}
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type commandMqBalanceTopics struct {
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}
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func (c *commandMqBalanceTopics) Name() string {
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return "mq.balance"
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}
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func (c *commandMqBalanceTopics) Help() string {
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return `balance topic partitions
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`
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}
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func (c *commandMqBalanceTopics) HasTag(CommandTag) bool {
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return false
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}
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func (c *commandMqBalanceTopics) Do(args []string, commandEnv *CommandEnv, writer io.Writer) error {
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// find the broker balancer
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brokerBalancer, err := findBrokerBalancer(commandEnv)
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if err != nil {
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return err
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}
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fmt.Fprintf(writer, "current balancer: %s\n", brokerBalancer)
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// balance topics
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return pb.WithBrokerGrpcClient(false, brokerBalancer, commandEnv.option.GrpcDialOption, func(client mq_pb.SeaweedMessagingClient) error {
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_, err := client.BalanceTopics(context.Background(), &mq_pb.BalanceTopicsRequest{})
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if err != nil {
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return err
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}
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return nil
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})
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}
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