You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
124 lines
4.7 KiB
124 lines
4.7 KiB
package command
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"github.com/seaweedfs/seaweedfs/weed/glog"
|
|
"github.com/seaweedfs/seaweedfs/weed/pb"
|
|
"github.com/seaweedfs/seaweedfs/weed/pb/filer_pb"
|
|
"github.com/seaweedfs/seaweedfs/weed/pb/remote_pb"
|
|
"github.com/seaweedfs/seaweedfs/weed/replication/source"
|
|
"github.com/seaweedfs/seaweedfs/weed/security"
|
|
"github.com/seaweedfs/seaweedfs/weed/util"
|
|
"google.golang.org/grpc"
|
|
"os"
|
|
"time"
|
|
)
|
|
|
|
type RemoteGatewayOptions struct {
|
|
filerAddress *string
|
|
grpcDialOption grpc.DialOption
|
|
readChunkFromFiler *bool
|
|
timeAgo *time.Duration
|
|
createBucketAt *string
|
|
createBucketRandomSuffix *bool
|
|
include *string
|
|
exclude *string
|
|
|
|
mappings *remote_pb.RemoteStorageMapping
|
|
remoteConfs map[string]*remote_pb.RemoteConf
|
|
bucketsDir string
|
|
clientId int32
|
|
clientEpoch int32
|
|
}
|
|
|
|
var _ = filer_pb.FilerClient(&RemoteGatewayOptions{})
|
|
|
|
func (option *RemoteGatewayOptions) WithFilerClient(streamingMode bool, fn func(filer_pb.SeaweedFilerClient) error) error {
|
|
return pb.WithFilerClient(streamingMode, pb.ServerAddress(*option.filerAddress), option.grpcDialOption, func(client filer_pb.SeaweedFilerClient) error {
|
|
return fn(client)
|
|
})
|
|
}
|
|
func (option *RemoteGatewayOptions) AdjustedUrl(location *filer_pb.Location) string {
|
|
return location.Url
|
|
}
|
|
|
|
func (option *RemoteGatewayOptions) GetDataCenter() string {
|
|
return ""
|
|
}
|
|
|
|
var (
|
|
remoteGatewayOptions RemoteGatewayOptions
|
|
)
|
|
|
|
func init() {
|
|
cmdFilerRemoteGateway.Run = runFilerRemoteGateway // break init cycle
|
|
remoteGatewayOptions.filerAddress = cmdFilerRemoteGateway.Flag.String("filer", "localhost:8888", "filer of the SeaweedFS cluster")
|
|
remoteGatewayOptions.createBucketAt = cmdFilerRemoteGateway.Flag.String("createBucketAt", "", "one remote storage name to create new buckets in")
|
|
remoteGatewayOptions.createBucketRandomSuffix = cmdFilerRemoteGateway.Flag.Bool("createBucketWithRandomSuffix", true, "add randomized suffix to bucket name to avoid conflicts")
|
|
remoteGatewayOptions.readChunkFromFiler = cmdFilerRemoteGateway.Flag.Bool("filerProxy", false, "read file chunks from filer instead of volume servers")
|
|
remoteGatewayOptions.timeAgo = cmdFilerRemoteGateway.Flag.Duration("timeAgo", 0, "start time before now. \"300ms\", \"1.5h\" or \"2h45m\". Valid time units are \"ns\", \"us\" (or \"µs\"), \"ms\", \"s\", \"m\", \"h\"")
|
|
remoteGatewayOptions.include = cmdFilerRemoteGateway.Flag.String("include", "", "pattens of new bucket names, e.g., s3*")
|
|
remoteGatewayOptions.exclude = cmdFilerRemoteGateway.Flag.String("exclude", "", "pattens of new bucket names, e.g., local*")
|
|
remoteGatewayOptions.clientId = util.RandomInt32()
|
|
}
|
|
|
|
var cmdFilerRemoteGateway = &Command{
|
|
UsageLine: "filer.remote.gateway",
|
|
Short: "resumable continuously write back bucket creation, deletion, and other local updates to remote object store",
|
|
Long: `resumable continuously write back bucket creation, deletion, and other local updates to remote object store
|
|
|
|
filer.remote.gateway listens on filer local buckets update events.
|
|
If any bucket is created, deleted, or updated, it will mirror the changes to remote object store.
|
|
|
|
weed filer.remote.sync -createBucketAt=cloud1
|
|
|
|
`,
|
|
}
|
|
|
|
func runFilerRemoteGateway(cmd *Command, args []string) bool {
|
|
|
|
util.LoadConfiguration("security", false)
|
|
grpcDialOption := security.LoadClientTLS(util.GetViper(), "grpc.client")
|
|
remoteGatewayOptions.grpcDialOption = grpcDialOption
|
|
|
|
filerAddress := pb.ServerAddress(*remoteGatewayOptions.filerAddress)
|
|
|
|
filerSource := &source.FilerSource{}
|
|
filerSource.DoInitialize(
|
|
filerAddress.ToHttpAddress(),
|
|
filerAddress.ToGrpcAddress(),
|
|
"/", // does not matter
|
|
*remoteGatewayOptions.readChunkFromFiler,
|
|
)
|
|
|
|
remoteGatewayOptions.bucketsDir = "/buckets"
|
|
// check buckets again
|
|
remoteGatewayOptions.WithFilerClient(false, func(filerClient filer_pb.SeaweedFilerClient) error {
|
|
resp, err := filerClient.GetFilerConfiguration(context.Background(), &filer_pb.GetFilerConfigurationRequest{})
|
|
if err != nil {
|
|
return err
|
|
}
|
|
remoteGatewayOptions.bucketsDir = resp.DirBuckets
|
|
return nil
|
|
})
|
|
|
|
// read filer remote storage mount mappings
|
|
if detectErr := remoteGatewayOptions.collectRemoteStorageConf(); detectErr != nil {
|
|
fmt.Fprintf(os.Stderr, "read mount info: %v\n", detectErr)
|
|
return true
|
|
}
|
|
|
|
// synchronize /buckets folder
|
|
fmt.Printf("synchronize buckets in %s ...\n", remoteGatewayOptions.bucketsDir)
|
|
util.RetryForever("filer.remote.sync buckets", func() error {
|
|
return remoteGatewayOptions.followBucketUpdatesAndUploadToRemote(filerSource)
|
|
}, func(err error) bool {
|
|
if err != nil {
|
|
glog.Errorf("synchronize %s: %v", remoteGatewayOptions.bucketsDir, err)
|
|
}
|
|
return true
|
|
})
|
|
return true
|
|
|
|
}
|