seaweedfs/weed/shell/command_collection_list.go
2019-05-30 09:27:23 -07:00

60 lines
1.3 KiB
Go

package shell
import (
"context"
"fmt"
"github.com/chrislusf/seaweedfs/weed/pb/master_pb"
"io"
)
func init() {
commands = append(commands, &commandCollectionList{})
}
type commandCollectionList struct {
}
func (c *commandCollectionList) Name() string {
return "collection.list"
}
func (c *commandCollectionList) Help() string {
return `list all collections`
}
func (c *commandCollectionList) Do(args []string, commandEnv *commandEnv, writer io.Writer) (err error) {
collections, err := ListCollectionNames(commandEnv, true, true)
if err != nil {
return err
}
for _, c := range collections {
fmt.Fprintf(writer, "collection:\"%s\"\n", c)
}
fmt.Fprintf(writer, "Total %d collections.\n", len(collections))
return nil
}
func ListCollectionNames(commandEnv *commandEnv, includeNormalVolumes, includeEcVolumes bool) (collections []string, err error) {
var resp *master_pb.CollectionListResponse
ctx := context.Background()
err = commandEnv.masterClient.WithClient(ctx, func(client master_pb.SeaweedClient) error {
resp, err = client.CollectionList(ctx, &master_pb.CollectionListRequest{
IncludeNormalVolumes: includeNormalVolumes,
IncludeEcVolumes: includeEcVolumes,
})
return err
})
if err != nil {
return
}
for _, c := range resp.Collections {
collections = append(collections, c.Name)
}
return
}