seaweedfs/weed/shell/command_collection_delete.go

62 lines
1.4 KiB
Go

package shell
import (
"context"
"flag"
"fmt"
"github.com/chrislusf/seaweedfs/weed/pb/master_pb"
"io"
)
func init() {
Commands = append(Commands, &commandCollectionDelete{})
}
type commandCollectionDelete struct {
}
func (c *commandCollectionDelete) Name() string {
return "collection.delete"
}
func (c *commandCollectionDelete) Help() string {
return `delete specified collection
collection.delete -collectin <collection_name> -force
`
}
func (c *commandCollectionDelete) Do(args []string, commandEnv *CommandEnv, writer io.Writer) (err error) {
if err = commandEnv.confirmIsLocked(); err != nil {
return
}
colDeleteCommand := flag.NewFlagSet(c.Name(), flag.ContinueOnError)
collectionName := colDeleteCommand.String("collection", "", "collection to delete")
applyBalancing := colDeleteCommand.Bool("force", false, "apply the collection")
if err = colDeleteCommand.Parse(args); err != nil {
return nil
}
if !*applyBalancing {
fmt.Fprintf(writer, "collection %s will be deleted. Use -force to apply the change.\n", collectionName)
return nil
}
err = commandEnv.MasterClient.WithClient(func(client master_pb.SeaweedClient) error {
_, err = client.CollectionDelete(context.Background(), &master_pb.CollectionDeleteRequest{
Name: *collectionName,
})
return err
})
if err != nil {
return
}
fmt.Fprintf(writer, "collection %s is deleted.\n", collectionName)
return nil
}