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weed mount can request to prioritize to write to a data center

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This commit is contained in:
Chris Lu
2018-07-14 13:36:28 -07:00
parent a51aa4c586
commit 842dab07b4
10 changed files with 102 additions and 78 deletions
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1
weed/filesys/dirty_page.go
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@@ -122,6 +122,7 @@ func (pages *ContinuousDirtyPages) saveToStorage(ctx context.Context, buf []byte
Replication: pages.f.wfs.replication,
Collection: pages.f.wfs.collection,
TtlSec: pages.f.wfs.ttlSec,
DataCenter: pages.f.wfs.dataCenter,
}
resp, err := client.AssignVolume(ctx, request)

4
weed/filesys/wfs.go
View File

@@ -18,6 +18,7 @@ type WFS struct {
replication string
ttlSec int32
chunkSizeLimit int64
dataCenter string
// contains all open handles
handles []*FileHandle
@@ -25,7 +26,7 @@ type WFS struct {
pathToHandleLock sync.Mutex
}
func NewSeaweedFileSystem(filerGrpcAddress string, collection string, replication string, ttlSec int32, chunkSizeLimitMB int) *WFS {
func NewSeaweedFileSystem(filerGrpcAddress string, collection string, replication string, ttlSec int32, chunkSizeLimitMB int, dataCenter string) *WFS {
return &WFS{
filerGrpcAddress: filerGrpcAddress,
listDirectoryEntriesCache: ccache.New(ccache.Configure().MaxSize(6000).ItemsToPrune(100)),
@@ -33,6 +34,7 @@ func NewSeaweedFileSystem(filerGrpcAddress string, collection string, replicatio
replication: replication,
ttlSec: ttlSec,
chunkSizeLimit: int64(chunkSizeLimitMB) * 1024 * 1024,
dataCenter: dataCenter,
pathToHandleIndex: make(map[string]int),
}
}