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package volume_balance_test
import (
"context"
"testing"
"time"
pluginworkers "github.com/seaweedfs/seaweedfs/test/plugin_workers"
"github.com/seaweedfs/seaweedfs/weed/pb/master_pb"
"github.com/seaweedfs/seaweedfs/weed/pb/plugin_pb"
"github.com/seaweedfs/seaweedfs/weed/pb/worker_pb"
pluginworker "github.com/seaweedfs/seaweedfs/weed/plugin/worker"
"github.com/stretchr/testify/require"
"google.golang.org/grpc"
"google.golang.org/grpc/credentials/insecure"
"google.golang.org/protobuf/proto"
)
func TestVolumeBalanceDetectionIntegration(t *testing.T) {
response := buildBalanceVolumeListResponse(t)
master := pluginworkers.NewMasterServer(t, response)
dialOption := grpc.WithTransportCredentials(insecure.NewCredentials())
handler := pluginworker.NewVolumeBalanceHandler(dialOption)
harness := pluginworkers.NewHarness(t, pluginworkers.HarnessConfig{
WorkerOptions: pluginworker.WorkerOptions{
GrpcDialOption: dialOption,
},
Handlers: []pluginworker.JobHandler{handler},
})
harness.WaitForJobType("volume_balance")
ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
defer cancel()
proposals, err := harness.Plugin().RunDetection(ctx, "volume_balance", &plugin_pb.ClusterContext{
MasterGrpcAddresses: []string{master.Address()},
}, 10)
require.NoError(t, err)
require.Len(t, proposals, 1)
proposal := proposals[0]
require.Equal(t, "volume_balance", proposal.JobType)
paramsValue := proposal.Parameters["task_params_pb"]
require.NotNil(t, paramsValue)
params := &worker_pb.TaskParams{}
require.NoError(t, proto.Unmarshal(paramsValue.GetBytesValue(), params))
require.NotEmpty(t, params.Sources)
require.NotEmpty(t, params.Targets)
}
func buildBalanceVolumeListResponse(t *testing.T) *master_pb.VolumeListResponse {
t.Helper()
volumeSizeLimitMB := uint64(100)
volumeModifiedAt := time.Now().Add(-2 * time.Hour).Unix()
overloadedVolumes := make([]*master_pb.VolumeInformationMessage, 0, 10)
for i := 0; i < 10; i++ {
volumeID := uint32(1000 + i)
overloadedVolumes = append(overloadedVolumes, &master_pb.VolumeInformationMessage{
Id: volumeID,
Collection: "balance",
DiskId: 0,
Size: 20 * 1024 * 1024,
DeletedByteCount: 0,
ModifiedAtSecond: volumeModifiedAt,
ReplicaPlacement: 1,
ReadOnly: false,
})
}
underloadedVolumes := []*master_pb.VolumeInformationMessage{
{
Id: 2000,
Collection: "balance",
DiskId: 0,
Size: 20 * 1024 * 1024,
DeletedByteCount: 0,
ModifiedAtSecond: volumeModifiedAt,
ReplicaPlacement: 1,
ReadOnly: false,
},
}
overloadedDisk := &master_pb.DiskInfo{
DiskId: 0,
MaxVolumeCount: 100,
VolumeCount: int64(len(overloadedVolumes)),
VolumeInfos: overloadedVolumes,
}
underloadedDisk := &master_pb.DiskInfo{
DiskId: 0,
MaxVolumeCount: 100,
VolumeCount: int64(len(underloadedVolumes)),
VolumeInfos: underloadedVolumes,
}
overloadedNode := &master_pb.DataNodeInfo{
Id: "10.0.0.1:8080",
Address: "10.0.0.1:8080",
DiskInfos: map[string]*master_pb.DiskInfo{"hdd": overloadedDisk},
}
underloadedNode := &master_pb.DataNodeInfo{
Id: "10.0.0.2:8080",
Address: "10.0.0.2:8080",
DiskInfos: map[string]*master_pb.DiskInfo{"hdd": underloadedDisk},
}
rack := &master_pb.RackInfo{
Id: "rack-1",
DataNodeInfos: []*master_pb.DataNodeInfo{overloadedNode, underloadedNode},
}
return &master_pb.VolumeListResponse{
VolumeSizeLimitMb: volumeSizeLimitMB,
TopologyInfo: &master_pb.TopologyInfo{
DataCenterInfos: []*master_pb.DataCenterInfo{
{
Id: "dc-1",
RackInfos: []*master_pb.RackInfo{rack},
},
},
},
}
}