/
prepare.go
291 lines (261 loc) · 9.42 KB
/
prepare.go
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package migration
import (
"context"
"errors"
"fmt"
"os"
"strconv"
"time"
flowtype "github.com/opensds/multi-cloud/dataflow/pkg/model"
"github.com/opensds/multi-cloud/datamover/pkg/amazon/s3"
"github.com/opensds/multi-cloud/datamover/pkg/azure/blob"
"github.com/opensds/multi-cloud/datamover/pkg/ceph/s3"
"github.com/opensds/multi-cloud/datamover/pkg/db"
"github.com/opensds/multi-cloud/datamover/pkg/gcp/s3"
"github.com/opensds/multi-cloud/datamover/pkg/huawei/obs"
"github.com/opensds/multi-cloud/datamover/pkg/ibm/cos"
. "github.com/opensds/multi-cloud/datamover/pkg/utils"
pb "github.com/opensds/multi-cloud/datamover/proto"
osdss3 "github.com/opensds/multi-cloud/s3/proto"
)
func getCtxTimeout() time.Duration {
// 1 day as default
tmout := 86400 * time.Second
tmoutCfg, err := strconv.ParseInt(os.Getenv("JOB_MAX_RUN_TIME"), 10, 64)
if err != nil || tmoutCfg < 60 || tmoutCfg > 2592000 {
tmoutCfg = int64(JOB_RUN_TIME_MAX)
}
durStr := fmt.Sprintf("%ds", tmoutCfg)
logger.Printf("Vaule of JOB_MAX_RUN_TIME is: %d seconds, durStr:%s.\n", tmoutCfg, durStr)
val, err := time.ParseDuration(durStr)
if err == nil {
tmout = val
}
logger.Printf("tmout=%v\n", tmout)
return tmout
}
func getLocationInfo(ctx context.Context, j *flowtype.Job, in *pb.RunJobRequest) (srcLoca *LocationInfo, destLoca *LocationInfo, err error) {
srcLoca, err = getConnLocation(ctx, in.SourceConn)
if err != nil {
logger.Printf("err:%v\n", err)
return nil, nil, err
}
logger.Printf("srcLoca:StorType=%s,VirBucket=%s,BucketName=%s,Region=%s\n",
srcLoca.StorType, srcLoca.VirBucket, srcLoca.BucketName, srcLoca.Region)
destLoca, err = getConnLocation(ctx, in.DestConn)
if err != nil {
db.DbAdapter.UpdateJob(j)
return nil, nil, err
}
logger.Printf("destLoca:srcLoca:StorType=%s,VirBucket=%s,BucketName=%s,Region=%s\n",
destLoca.StorType, destLoca.VirBucket, destLoca.BucketName, destLoca.Region)
logger.Println("Get location information successfully.")
return srcLoca, destLoca, err
}
func refreshSrcLocation(ctx context.Context, obj *osdss3.Object, srcLoca *LocationInfo, destLoca *LocationInfo,
locMap map[string]*LocationInfo) (newSrcLoca *LocationInfo, err error) {
if obj.Location != srcLoca.BakendName && obj.Location != "" {
//If oject does not use the default backend
logger.Printf("locaMap:%+v\n", locMap)
//for selfdefined connector, obj.Location and srcLoca.backendname would be ""
//TODO: use read/wirte lock
newLoc, exists := locMap[obj.Location]
if !exists {
newLoc, err = getOsdsLocation(ctx, obj.BucketName, obj.Location)
if err != nil {
return nil, err
}
}
locMap[obj.Location] = newLoc
logger.Printf("newSrcLoca=%+v\n", newLoc)
return newLoc, nil
}
return srcLoca, nil
}
func getOsdsLocation(ctx context.Context, virtBkname string, backendName string) (*LocationInfo, error) {
if backendName == "" {
logger.Println("get backend location failed, because backend name is null.")
return nil, errors.New("failed")
}
bk, err := db.DbAdapter.GetBackendByName(backendName)
if err != nil {
logger.Printf("get backend information failed, err:%v\n", err)
return nil, errors.New("failed")
} else {
loca := &LocationInfo{StorType: bk.Type, Region: bk.Region, EndPoint: bk.Endpoint, BucketName: bk.BucketName,
VirBucket: virtBkname, Access: bk.Access, Security: bk.Security, BakendName: backendName}
logger.Printf("Refresh backend[name:%s,id:%s] successfully.\n", backendName, bk.Id.String())
return loca, nil
}
}
func getConnLocation(ctx context.Context, conn *pb.Connector) (*LocationInfo, error) {
switch conn.Type {
case flowtype.STOR_TYPE_OPENSDS:
virtBkname := conn.GetBucketName()
rspbk, err := s3client.GetBucket(ctx, &osdss3.Bucket{Name: virtBkname})
if err != nil {
logger.Printf("get bucket[%s] information failed when refresh connector location, err:%v\n", virtBkname, err)
return nil, errors.New("get bucket information failed")
}
return getOsdsLocation(ctx, virtBkname, rspbk.BucketMeta.DefaultLocation)
case flowtype.STOR_TYPE_AWS_S3, flowtype.STOR_TYPE_HW_OBS, flowtype.STOR_TYPE_HW_FUSIONSTORAGE, flowtype.STOR_TYPE_AZURE_BLOB, flowtype.STOR_TYPE_CEPH_S3, flowtype.STOR_TYPE_GCP_S3, flowtype.STOR_TYPE_IBM_COS:
cfg := conn.ConnConfig
loca := LocationInfo{}
loca.StorType = conn.Type
for i := 0; i < len(cfg); i++ {
switch cfg[i].Key {
case "region":
loca.Region = cfg[i].Value
case "endpoint":
loca.EndPoint = cfg[i].Value
case "bucketname":
loca.BucketName = cfg[i].Value
case "access":
loca.Access = cfg[i].Value
case "security":
loca.Security = cfg[i].Value
default:
logger.Printf("unknow key[%s] for connector.\n", cfg[i].Key)
}
}
return &loca, nil
default:
logger.Printf("unsupport type:%s.\n", conn.Type)
}
return nil, errors.New("unsupport type")
}
func getObjs(ctx context.Context, in *pb.RunJobRequest, marker string, limit int32) ([]*osdss3.Object, error) {
switch in.SourceConn.Type {
case flowtype.STOR_TYPE_OPENSDS:
return getOsdsS3Objs(ctx, in, marker, limit)
default:
logger.Printf("unsupport storage type:%v\n", in.SourceConn.Type)
}
return nil, errors.New(DMERR_InternalError)
}
func countOsdsS3Objs(ctx context.Context, in *pb.RunJobRequest) (count, size int64, err error) {
logger.Printf("count objects of bucket[%s].\n", in.SourceConn.BucketName)
req := osdss3.ListObjectsRequest{Bucket: in.SourceConn.BucketName}
if in.GetFilt() != nil && len(in.Filt.Prefix) > 0 {
req.Prefix = in.Filt.Prefix
}
rsp, err := s3client.CountObjects(ctx, &req)
if err != nil {
logger.Printf("err: %v\n", err)
return 0, 0, errors.New(DMERR_InternalError)
}
logger.Printf("count objects of bucket[%s]: count=%d,size=%d\n", in.SourceConn.BucketName, rsp.Count, rsp.Size)
return rsp.Count, rsp.Size, nil
}
func countObjs(ctx context.Context, in *pb.RunJobRequest) (count, size int64, err error) {
switch in.SourceConn.Type {
case flowtype.STOR_TYPE_OPENSDS:
return countOsdsS3Objs(ctx, in)
default:
logger.Printf("unsupport storage type:%v\n", in.SourceConn.Type)
}
return 0, 0, errors.New(DMERR_UnSupportBackendType)
}
func getOsdsS3Objs(ctx context.Context, in *pb.RunJobRequest, marker string, limit int32) ([]*osdss3.Object, error) {
logger.Println("get osds objects begin")
req := osdss3.ListObjectsRequest{
Bucket: in.SourceConn.BucketName,
Marker: marker,
MaxKeys: limit,
}
if in.GetFilt() != nil && len(in.Filt.Prefix) > 0 {
req.Prefix = in.Filt.Prefix
}
rsp, err := s3client.ListObjects(ctx, &req)
if err != nil {
logger.Printf("list objects failed, bucket=%s, marker=%s, limit=%d, err:%v\n",
in.SourceConn.BucketName, marker, limit, err)
return nil, err
}
logger.Println("get osds objects successfully")
return rsp.Objects, nil
}
func getIBMCosObjs(ctx context.Context, conn *pb.Connector, filt *pb.Filter,
defaultSrcLoca *LocationInfo) ([]*osdss3.Object, error) {
//TODO(acorbellini): reuse getAWSS3Objs function
srcObjs := []*osdss3.Object{}
objs, err := ibmcosmover.ListObjs(defaultSrcLoca, filt)
if err != nil {
return nil, err
}
for i := 0; i < len(objs); i++ {
obj := osdss3.Object{Size: *objs[i].Size, ObjectKey: *objs[i].Key, Location: ""}
srcObjs = append(srcObjs, &obj)
}
return srcObjs, nil
}
func getAwsS3Objs(ctx context.Context, conn *pb.Connector, filt *pb.Filter,
defaultSrcLoca *LocationInfo) ([]*osdss3.Object, error) {
//TODO:need to support filter
srcObjs := []*osdss3.Object{}
objs, err := s3mover.ListObjs(defaultSrcLoca, filt)
if err != nil {
return nil, err
}
for i := 0; i < len(objs); i++ {
obj := osdss3.Object{Size: *objs[i].Size, ObjectKey: *objs[i].Key, Location: ""}
srcObjs = append(srcObjs, &obj)
}
return srcObjs, nil
}
func getHwObjs(ctx context.Context, conn *pb.Connector, filt *pb.Filter,
defaultSrcLoca *LocationInfo) ([]*osdss3.Object, error) {
//TODO:need to support filter
srcObjs := []*osdss3.Object{}
objs, err := obsmover.ListObjs(defaultSrcLoca, filt)
if err != nil {
return nil, err
}
for i := 0; i < len(objs); i++ {
obj := osdss3.Object{Size: objs[i].Size, ObjectKey: objs[i].Key, Location: ""}
srcObjs = append(srcObjs, &obj)
}
return srcObjs, nil
}
func getAzureBlobs(ctx context.Context, conn *pb.Connector, filt *pb.Filter,
defaultSrcLoca *LocationInfo) ([]*osdss3.Object, error) {
srcObjs := []*osdss3.Object{}
objs, err := blobmover.ListObjs(defaultSrcLoca, filt)
if err != nil {
return nil, err
}
for i := 0; i < len(objs); i++ {
obj := osdss3.Object{Size: *objs[i].Properties.ContentLength, ObjectKey: objs[i].Name,
Location: ""}
srcObjs = append(srcObjs, &obj)
}
return srcObjs, nil
}
//to get object details from ceph backend
func getCephS3Objs(ctx context.Context, conn *pb.Connector, filt *pb.Filter,
defaultSrcLoca *LocationInfo) ([]*osdss3.Object, error) {
srcObjs := []*osdss3.Object{}
objs, err := cephs3mover.ListObjs(defaultSrcLoca, filt)
if err != nil {
return nil, err
}
for i := 0; i < len(objs); i++ {
obj := osdss3.Object{Size: objs[i].Size, ObjectKey: objs[i].Key, Location: ""}
srcObjs = append(srcObjs, &obj)
}
return srcObjs, nil
}
//to get object details from gcp backend
func getGcpS3Objs(ctx context.Context, conn *pb.Connector, filt *pb.Filter,
defaultSrcLoca *LocationInfo) ([]*osdss3.Object, error) {
srcObjs := []*osdss3.Object{}
objs, err := Gcps3mover.ListObjs(defaultSrcLoca, filt)
if err != nil {
return nil, err
}
for i := 0; i < len(objs); i++ {
obj := osdss3.Object{Size: objs[i].Size, ObjectKey: objs[i].Key, Location: ""}
srcObjs = append(srcObjs, &obj)
}
return srcObjs, nil
}