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filer: support running multiple mount to different filers avoiding duplicated cache

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fix https://github.com/chrislusf/seaweedfs/issues/1382
This commit is contained in:
Chris Lu
2020-07-07 23:18:44 -07:00
parent 4bed1663e2
commit 54d6b3c30f
1 changed files with 5 additions and 3 deletions
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8
weed/filesys/wfs.go
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@@ -84,15 +84,17 @@ func NewSeaweedFileSystem(option *Option) *WFS {
}, },
}, },
} }
cacheUniqueId := util.Md5([]byte(option.FilerGrpcAddress))[0:4]
cacheDir := path.Join(option.CacheDir, cacheUniqueId)
if option.CacheSizeMB > 0 { if option.CacheSizeMB > 0 {
os.MkdirAll(option.CacheDir, 0755) os.MkdirAll(cacheDir, 0755)
wfs.chunkCache = chunk_cache.NewChunkCache(256, option.CacheDir, option.CacheSizeMB) wfs.chunkCache = chunk_cache.NewChunkCache(256, cacheDir, option.CacheSizeMB)
grace.OnInterrupt(func() { grace.OnInterrupt(func() {
wfs.chunkCache.Shutdown() wfs.chunkCache.Shutdown()
}) })
} }
wfs.metaCache = meta_cache.NewMetaCache(path.Join(option.CacheDir, "meta")) wfs.metaCache = meta_cache.NewMetaCache(path.Join(cacheDir, "meta"))
startTime := time.Now() startTime := time.Now()
if err := meta_cache.InitMetaCache(wfs.metaCache, wfs, wfs.option.FilerMountRootPath); err != nil { if err := meta_cache.InitMetaCache(wfs.metaCache, wfs, wfs.option.FilerMountRootPath); err != nil {
glog.V(0).Infof("failed to init meta cache: %v", err) glog.V(0).Infof("failed to init meta cache: %v", err)