shell: add commands volume.copy volume.delete volume.mount volume.unmount

This commit is contained in:
Chris Lu 2019-04-20 20:31:35 -07:00
parent d06d3c57d4
commit 5f3d0e33a1
5 changed files with 224 additions and 2 deletions

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@ -0,0 +1,53 @@
package shell
import (
"context"
"fmt"
"io"
"github.com/chrislusf/seaweedfs/weed/storage/needle"
)
func init() {
commands = append(commands, &commandVolumeCopy{})
}
type commandVolumeCopy struct {
}
func (c *commandVolumeCopy) Name() string {
return "volume.copy"
}
func (c *commandVolumeCopy) Help() string {
return `copy a volume from one volume server to another volume server
volume.copy <source volume server host:port> <target volume server host:port> <volume id>
This command copies a volume from one volume server to another volume server.
Usually you will want to unmount the volume first before copying.
`
}
func (c *commandVolumeCopy) Do(args []string, commandEnv *commandEnv, writer io.Writer) (err error) {
if len(args) != 2 {
fmt.Fprintf(writer, "received args: %+v\n", args)
return fmt.Errorf("need 2 args of <source volume server host:port> <target volume server host:port> <volume id>")
}
sourceVolumeServer, targetVolumeServer, volumeIdString := args[0], args[1], args[2]
volumeId, err := needle.NewVolumeId(volumeIdString)
if err != nil {
return fmt.Errorf("wrong volume id format %s: %v", volumeId, err)
}
if sourceVolumeServer == targetVolumeServer {
return fmt.Errorf("source and target volume servers are the same!")
}
ctx := context.Background()
_, err = copyVolume(ctx, commandEnv.option.GrpcDialOption, volumeId, sourceVolumeServer, targetVolumeServer)
return
}

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@ -0,0 +1,48 @@
package shell
import (
"context"
"fmt"
"io"
"github.com/chrislusf/seaweedfs/weed/storage/needle"
)
func init() {
commands = append(commands, &commandVolumeDelete{})
}
type commandVolumeDelete struct {
}
func (c *commandVolumeDelete) Name() string {
return "volume.delete"
}
func (c *commandVolumeDelete) Help() string {
return `delete a live volume from one volume server
volume.delete <volume server host:port> <volume id>
This command deletes a volume from one volume server.
`
}
func (c *commandVolumeDelete) Do(args []string, commandEnv *commandEnv, writer io.Writer) (err error) {
if len(args) != 2 {
fmt.Fprintf(writer, "received args: %+v\n", args)
return fmt.Errorf("need 2 args of <volume server host:port> <volume id>")
}
sourceVolumeServer, volumeIdString := args[0], args[1]
volumeId, err := needle.NewVolumeId(volumeIdString)
if err != nil {
return fmt.Errorf("wrong volume id format %s: %v", volumeId, err)
}
ctx := context.Background()
return deleteVolume(ctx, commandEnv.option.GrpcDialOption, volumeId, sourceVolumeServer)
}

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@ -0,0 +1,60 @@
package shell
import (
"context"
"fmt"
"io"
"github.com/chrislusf/seaweedfs/weed/operation"
"github.com/chrislusf/seaweedfs/weed/pb/volume_server_pb"
"github.com/chrislusf/seaweedfs/weed/storage/needle"
"google.golang.org/grpc"
)
func init() {
commands = append(commands, &commandVolumeMount{})
}
type commandVolumeMount struct {
}
func (c *commandVolumeMount) Name() string {
return "volume.mount"
}
func (c *commandVolumeMount) Help() string {
return `mount a volume from one volume server
volume.mount <volume server host:port> <volume id>
This command mounts a volume from one volume server.
`
}
func (c *commandVolumeMount) Do(args []string, commandEnv *commandEnv, writer io.Writer) (err error) {
if len(args) != 2 {
fmt.Fprintf(writer, "received args: %+v\n", args)
return fmt.Errorf("need 2 args of <volume server host:port> <volume id>")
}
sourceVolumeServer, volumeIdString := args[0], args[1]
volumeId, err := needle.NewVolumeId(volumeIdString)
if err != nil {
return fmt.Errorf("wrong volume id format %s: %v", volumeId, err)
}
ctx := context.Background()
return mountVolume(ctx, commandEnv.option.GrpcDialOption, volumeId, sourceVolumeServer)
}
func mountVolume(ctx context.Context, grpcDialOption grpc.DialOption, volumeId needle.VolumeId, sourceVolumeServer string) (err error) {
return operation.WithVolumeServerClient(sourceVolumeServer, grpcDialOption, func(volumeServerClient volume_server_pb.VolumeServerClient) error {
_, mountErr := volumeServerClient.VolumeMount(ctx, &volume_server_pb.VolumeMountRequest{
VolumeId: uint32(volumeId),
})
return mountErr
})
}

View file

@ -118,9 +118,9 @@ func tailVolume(ctx context.Context, grpcDialOption grpc.DialOption, volumeId ne
func deleteVolume(ctx context.Context, grpcDialOption grpc.DialOption, volumeId needle.VolumeId, sourceVolumeServer string) (err error) {
return operation.WithVolumeServerClient(sourceVolumeServer, grpcDialOption, func(volumeServerClient volume_server_pb.VolumeServerClient) error {
_, unmountErr := volumeServerClient.VolumeDelete(ctx, &volume_server_pb.VolumeDeleteRequest{
_, deleteErr := volumeServerClient.VolumeDelete(ctx, &volume_server_pb.VolumeDeleteRequest{
VolumeId: uint32(volumeId),
})
return unmountErr
return deleteErr
})
}

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@ -0,0 +1,61 @@
package shell
import (
"context"
"fmt"
"io"
"github.com/chrislusf/seaweedfs/weed/operation"
"github.com/chrislusf/seaweedfs/weed/pb/volume_server_pb"
"github.com/chrislusf/seaweedfs/weed/storage/needle"
"google.golang.org/grpc"
)
func init() {
commands = append(commands, &commandVolumeUnmount{})
}
type commandVolumeUnmount struct {
}
func (c *commandVolumeUnmount) Name() string {
return "volume.unmount"
}
func (c *commandVolumeUnmount) Help() string {
return `unmount a volume from one volume server
volume.unmount <volume server host:port> <volume id>
This command unmounts a volume from one volume server.
`
}
func (c *commandVolumeUnmount) Do(args []string, commandEnv *commandEnv, writer io.Writer) (err error) {
if len(args) != 2 {
fmt.Fprintf(writer, "received args: %+v\n", args)
return fmt.Errorf("need 2 args of <volume server host:port> <volume id>")
}
sourceVolumeServer, volumeIdString := args[0], args[1]
volumeId, err := needle.NewVolumeId(volumeIdString)
if err != nil {
return fmt.Errorf("wrong volume id format %s: %v", volumeId, err)
}
ctx := context.Background()
return unmountVolume(ctx, commandEnv.option.GrpcDialOption, volumeId, sourceVolumeServer)
}
func unmountVolume(ctx context.Context, grpcDialOption grpc.DialOption, volumeId needle.VolumeId, sourceVolumeServer string) (err error) {
return operation.WithVolumeServerClient(sourceVolumeServer, grpcDialOption, func(volumeServerClient volume_server_pb.VolumeServerClient) error {
_, unmountErr := volumeServerClient.VolumeUnmount(ctx, &volume_server_pb.VolumeUnmountRequest{
VolumeId: uint32(volumeId),
})
return unmountErr
})
}