Merge branch 'chrislusf:master' into master

8 files changed, 66 insertions, 83 deletions

diff --git a/weed/command/filer_remote_sync.go b/weed/command/filer_remote_sync.go
index e9286b705..db5ce8b90 100644
--- a/weed/command/filer_remote_sync.go
+++ b/weed/command/filer_remote_sync.go
@@ -116,11 +116,15 @@ func followUpdatesAndUploadToRemote(option *RemoteSyncOptions, filerSource *sour
 		}
 
 		lastOffsetTsNs, err := getOffset(option.grpcDialOption, *option.filerAddress, RemoteSyncKeyPrefix, int32(dirHash))
-		if err == nil && mountedDirEntry.Attributes.Crtime < lastOffsetTsNs/1000000 {
-			lastOffsetTs = time.Unix(0, lastOffsetTsNs)
-			glog.V(0).Infof("resume from %v", lastOffsetTs)
+		if mountedDirEntry != nil {
+			if err == nil && mountedDirEntry.Attributes.Crtime < lastOffsetTsNs/1000000 {
+				lastOffsetTs = time.Unix(0, lastOffsetTsNs)
+				glog.V(0).Infof("resume from %v", lastOffsetTs)
+			} else {
+				lastOffsetTs = time.Unix(mountedDirEntry.Attributes.Crtime, 0)
+			}
 		} else {
-			lastOffsetTs = time.Unix(mountedDirEntry.Attributes.Crtime, 0)
+			lastOffsetTs = time.Now()
 		}
 	} else {
 		lastOffsetTs = time.Now().Add(-*option.timeAgo)
diff --git a/weed/filer/read_remote.go b/weed/filer/read_remote.go
index a6ce9fec0..3406246a9 100644
--- a/weed/filer/read_remote.go
+++ b/weed/filer/read_remote.go
@@ -2,7 +2,6 @@ package filer
 
 import (
 	"context"
-	"fmt"
 	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
 	"github.com/chrislusf/seaweedfs/weed/pb/remote_pb"
 	"github.com/chrislusf/seaweedfs/weed/util"
@@ -12,19 +11,6 @@ func (entry *Entry) IsInRemoteOnly() bool {
 	return len(entry.Chunks) == 0 && entry.Remote != nil && entry.Remote.RemoteSize > 0
 }
 
-func (f *Filer) ReadRemote(entry *Entry, offset int64, size int64) (data []byte, err error) {
-	client, _, found := f.RemoteStorage.GetRemoteStorageClient(entry.Remote.StorageName)
-	if !found {
-		return nil, fmt.Errorf("remote storage %v not found", entry.Remote.StorageName)
-	}
-
-	mountDir, remoteLoation := f.RemoteStorage.FindMountDirectory(entry.FullPath)
-
-	sourceLoc := MapFullPathToRemoteStorageLocation(mountDir, remoteLoation, entry.FullPath)
-
-	return client.ReadFile(sourceLoc, offset, size)
-}
-
 func MapFullPathToRemoteStorageLocation(localMountedDir util.FullPath, remoteMountedLocation *remote_pb.RemoteStorageLocation, fp util.FullPath) *remote_pb.RemoteStorageLocation {
 	remoteLocation := &remote_pb.RemoteStorageLocation{
 		Name:   remoteMountedLocation.Name,
diff --git a/weed/filesys/meta_cache/meta_cache_subscribe.go b/weed/filesys/meta_cache/meta_cache_subscribe.go
index 19f5e398a..2099cf1f8 100644
--- a/weed/filesys/meta_cache/meta_cache_subscribe.go
+++ b/weed/filesys/meta_cache/meta_cache_subscribe.go
@@ -39,11 +39,9 @@ func SubscribeMetaEvents(mc *MetaCache, selfSignature int32, client filer_pb.Fil
 		err := mc.AtomicUpdateEntryFromFiler(context.Background(), oldPath, newEntry)
 		if err == nil {
 			if message.OldEntry != nil && message.NewEntry != nil {
-				if message.OldEntry.Name == message.NewEntry.Name {
-					// no need to invalidate
-				} else {
-					oldKey := util.NewFullPath(resp.Directory, message.OldEntry.Name)
-					mc.invalidateFunc(oldKey)
+				oldKey := util.NewFullPath(resp.Directory, message.OldEntry.Name)
+				mc.invalidateFunc(oldKey)
+				if message.OldEntry.Name != message.NewEntry.Name {
 					newKey := util.NewFullPath(dir, message.NewEntry.Name)
 					mc.invalidateFunc(newKey)
 				}
diff --git a/weed/pb/remote.proto b/weed/pb/remote.proto
index 75deb70e8..20f4f9934 100644
--- a/weed/pb/remote.proto
+++ b/weed/pb/remote.proto
@@ -36,7 +36,6 @@ message RemoteConf {
   string tencent_secret_id = 30;
   string tencent_secret_key = 31;
   string tencent_endpoint = 32;
-  string tencent_region = 33;
 
   string baidu_access_key = 35;
   string baidu_secret_key = 36;
diff --git a/weed/pb/remote_pb/remote.pb.go b/weed/pb/remote_pb/remote.pb.go
index d10658428..99e9db026 100644
--- a/weed/pb/remote_pb/remote.pb.go
+++ b/weed/pb/remote_pb/remote.pb.go
@@ -54,7 +54,6 @@ type RemoteConf struct {
 	TencentSecretId                 string `protobuf:"bytes,30,opt,name=tencent_secret_id,json=tencentSecretId,proto3" json:"tencent_secret_id,omitempty"`
 	TencentSecretKey                string `protobuf:"bytes,31,opt,name=tencent_secret_key,json=tencentSecretKey,proto3" json:"tencent_secret_key,omitempty"`
 	TencentEndpoint                 string `protobuf:"bytes,32,opt,name=tencent_endpoint,json=tencentEndpoint,proto3" json:"tencent_endpoint,omitempty"`
-	TencentRegion                   string `protobuf:"bytes,33,opt,name=tencent_region,json=tencentRegion,proto3" json:"tencent_region,omitempty"`
 	BaiduAccessKey                  string `protobuf:"bytes,35,opt,name=baidu_access_key,json=baiduAccessKey,proto3" json:"baidu_access_key,omitempty"`
 	BaiduSecretKey                  string `protobuf:"bytes,36,opt,name=baidu_secret_key,json=baiduSecretKey,proto3" json:"baidu_secret_key,omitempty"`
 	BaiduEndpoint                   string `protobuf:"bytes,37,opt,name=baidu_endpoint,json=baiduEndpoint,proto3" json:"baidu_endpoint,omitempty"`
@@ -244,13 +243,6 @@ func (x *RemoteConf) GetTencentEndpoint() string {
 	return ""
 }
 
-func (x *RemoteConf) GetTencentRegion() string {
-	if x != nil {
-		return x.TencentRegion
-	}
-	return ""
-}
-
 func (x *RemoteConf) GetBaiduAccessKey() string {
 	if x != nil {
 		return x.BaiduAccessKey
@@ -421,7 +413,7 @@ var File_remote_proto protoreflect.FileDescriptor
 
 var file_remote_proto_rawDesc = []byte{
 	0x0a, 0x0c, 0x72, 0x65, 0x6d, 0x6f, 0x74, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x09,
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@@ -477,53 +469,50 @@ var file_remote_proto_rawDesc = []byte{
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+	0x52, 0x04, 0x70, 0x61, 0x74, 0x68, 0x42, 0x50, 0x0a, 0x10, 0x73, 0x65, 0x61, 0x77, 0x65, 0x65,
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+	0x6f, 0x6d, 0x2f, 0x63, 0x68, 0x72, 0x69, 0x73, 0x6c, 0x75, 0x73, 0x66, 0x2f, 0x73, 0x65, 0x61,
+	0x77, 0x65, 0x65, 0x64, 0x66, 0x73, 0x2f, 0x77, 0x65, 0x65, 0x64, 0x2f, 0x70, 0x62, 0x2f, 0x72,
+	0x65, 0x6d, 0x6f, 0x74, 0x65, 0x5f, 0x70, 0x62, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
diff --git a/weed/shell/command_remote_configure.go b/weed/shell/command_remote_configure.go
index 4aaf7c034..8b5a04365 100644
--- a/weed/shell/command_remote_configure.go
+++ b/weed/shell/command_remote_configure.go
@@ -36,6 +36,8 @@ func (c *commandRemoteConfigure) Help() string {
 	remote.configure -name=cloud1 -type=s3 -s3.access_key=xxx -s3.secret_key=yyy
 	remote.configure -name=cloud2 -type=gcs -gcs.appCredentialsFile=~/service-account-file.json
 	remote.configure -name=cloud3 -type=azure -azure.account_name=xxx -azure.account_key=yyy
+	remote.configure -name=cloud4 -type=aliyun -aliyun.access_key=xxx -aliyun.secret_key=yyy -aliyun.endpoint=oss-cn-shenzhen.aliyuncs.com -aliyun.region=cn-sehnzhen
+	remote.configure -name=cloud5 -type=tencent -tencent.secret_id=xxx -tencent.secret_key=yyy -tencent.endpoint=cos.ap-guangzhou.myqcloud.com
 
 	# delete one configuration
 	remote.configure -delete -name=cloud1
@@ -81,7 +83,6 @@ func (c *commandRemoteConfigure) Do(args []string, commandEnv *CommandEnv, write
 	remoteConfigureCommand.StringVar(&conf.TencentSecretId, "tencent.secret_id", "", "Tencent Secret Id, default to use env COS_SECRETID")
 	remoteConfigureCommand.StringVar(&conf.TencentSecretKey, "tencent.secret_key", "", "Tencent secret key, default to use env COS_SECRETKEY")
 	remoteConfigureCommand.StringVar(&conf.TencentEndpoint, "tencent.endpoint", "", "Tencent endpoint")
-	remoteConfigureCommand.StringVar(&conf.TencentRegion, "tencent.region", "", "Tencent region")
 
 	remoteConfigureCommand.StringVar(&conf.BaiduAccessKey, "baidu.access_key", "", "Baidu access key, default to use env BDCLOUD_ACCESS_KEY")
 	remoteConfigureCommand.StringVar(&conf.BaiduSecretKey, "baidu.secret_key", "", "Baidu secret key, default to use env BDCLOUD_SECRET_KEY")
diff --git a/weed/shell/command_remote_unmount.go b/weed/shell/command_remote_unmount.go
index 55b9bce05..c2857dbbf 100644
--- a/weed/shell/command_remote_unmount.go
+++ b/weed/shell/command_remote_unmount.go
@@ -31,7 +31,9 @@ func (c *commandRemoteUnmount) Help() string {
 	remote.mount -dir=/xxx -remote=s3_1/bucket
 
 	# unmount the mounted directory and remove its cache
-	remote.unmount -dir=/xxx
+	# Make sure you have stopped "weed filer.remote.sync" first!
+	# Otherwise, the deletion will also be propagated to the remote storage!!!
+	remote.unmount -dir=/xxx -iHaveStoppedRemoteSync
 
 `
 }
@@ -41,6 +43,7 @@ func (c *commandRemoteUnmount) Do(args []string, commandEnv *CommandEnv, writer
 	remoteMountCommand := flag.NewFlagSet(c.Name(), flag.ContinueOnError)
 
 	dir := remoteMountCommand.String("dir", "", "a directory in filer")
+	hasStoppedRemoteSync := remoteMountCommand.Bool("iHaveStoppedRemoteSync", false, "confirm to stop weed filer.remote.sync first")
 
 	if err = remoteMountCommand.Parse(args); err != nil {
 		return nil
@@ -59,6 +62,9 @@ func (c *commandRemoteUnmount) Do(args []string, commandEnv *CommandEnv, writer
 		return fmt.Errorf("directory %s is not mounted", *dir)
 	}
 
+	if !*hasStoppedRemoteSync {
+		return fmt.Errorf("make sure \"weed filer.remote.sync\" is stopped to avoid data loss")
+	}
 	// purge mounted data
 	if err = c.purgeMountedData(commandEnv, *dir); err != nil {
 		return fmt.Errorf("purge mounted data: %v", err)
diff --git a/weed/util/constants.go b/weed/util/constants.go
index 40b3f395d..d2a90f874 100644
--- a/weed/util/constants.go
+++ b/weed/util/constants.go
@@ -5,7 +5,7 @@ import (
 )
 
 var (
-	VERSION = fmt.Sprintf("%s %.02f", sizeLimit, 2.64)
+	VERSION = fmt.Sprintf("%s %.02f", sizeLimit, 2.65)
 	COMMIT  = ""
 )