Also delete paths for which a volume is entirely absent.

This commit is contained in:
Radtoo 2022-02-06 23:22:04 +01:00
parent fa0cfdfb7f
commit 6b17f45da2

View file

@ -101,11 +101,11 @@ func (c *commandVolumeFsck) Do(args []string, commandEnv *CommandEnv, writer io.
if *findMissingChunksInFiler {
// collect all filer file ids and paths
if err = c.collectFilerFileIdAndPaths(volumeIdToVInfo, tempFolder, writer, *findMissingChunksInFilerPath, *verbose); err != nil {
if err = c.collectFilerFileIdAndPaths(volumeIdToVInfo, tempFolder, writer, *findMissingChunksInFilerPath, *verbose, *applyPurging); err != nil {
return fmt.Errorf("collectFilerFileIdAndPaths: %v", err)
}
// for each volume, check filer file ids
if err = c.findFilerChunksMissingInVolumeServers(volumeIdToVInfo, tempFolder, writer, *verbose, applyPurging); err != nil {
if err = c.findFilerChunksMissingInVolumeServers(volumeIdToVInfo, tempFolder, writer, *verbose, *applyPurging); err != nil {
return fmt.Errorf("findFilerChunksMissingInVolumeServers: %v", err)
}
} else {
@ -114,7 +114,7 @@ func (c *commandVolumeFsck) Do(args []string, commandEnv *CommandEnv, writer io.
return fmt.Errorf("failed to collect file ids from filer: %v", err)
}
// volume file ids subtract filer file ids
if err = c.findExtraChunksInVolumeServers(volumeIdToVInfo, tempFolder, writer, *verbose, applyPurging); err != nil {
if err = c.findExtraChunksInVolumeServers(volumeIdToVInfo, tempFolder, writer, *verbose, *applyPurging); err != nil {
return fmt.Errorf("findExtraChunksInVolumeServers: %v", err)
}
}
@ -122,7 +122,7 @@ func (c *commandVolumeFsck) Do(args []string, commandEnv *CommandEnv, writer io.
return nil
}
func (c *commandVolumeFsck) collectFilerFileIdAndPaths(volumeIdToServer map[uint32]VInfo, tempFolder string, writer io.Writer, filerPath string, verbose bool) error {
func (c *commandVolumeFsck) collectFilerFileIdAndPaths(volumeIdToServer map[uint32]VInfo, tempFolder string, writer io.Writer, filerPath string, verbose bool, applyPurging bool) error {
if verbose {
fmt.Fprintf(writer, "checking each file from filer ...\n")
@ -179,13 +179,17 @@ func (c *commandVolumeFsck) collectFilerFileIdAndPaths(volumeIdToServer map[uint
// fmt.Fprintf(writer, "%d,%x%08x %d %s\n", i.vid, i.fileKey, i.cookie, len(i.path), i.path)
} else {
fmt.Fprintf(writer, "%d,%x%08x %s volume not found\n", i.vid, i.fileKey, i.cookie, i.path)
if applyPurging {
fmt.Printf("deleting path %s for volume not found", i.path)
c.httpDelete(i.path, verbose)
}
}
}
})
}
func (c *commandVolumeFsck) findFilerChunksMissingInVolumeServers(volumeIdToVInfo map[uint32]VInfo, tempFolder string, writer io.Writer, verbose bool, applyPurging *bool) error {
func (c *commandVolumeFsck) findFilerChunksMissingInVolumeServers(volumeIdToVInfo map[uint32]VInfo, tempFolder string, writer io.Writer, verbose bool, applyPurging bool) error {
for volumeId, vinfo := range volumeIdToVInfo {
checkErr := c.oneVolumeFileIdsCheckOneVolume(tempFolder, volumeId, writer, verbose, applyPurging)
@ -196,7 +200,7 @@ func (c *commandVolumeFsck) findFilerChunksMissingInVolumeServers(volumeIdToVInf
return nil
}
func (c *commandVolumeFsck) findExtraChunksInVolumeServers(volumeIdToVInfo map[uint32]VInfo, tempFolder string, writer io.Writer, verbose bool, applyPurging *bool) error {
func (c *commandVolumeFsck) findExtraChunksInVolumeServers(volumeIdToVInfo map[uint32]VInfo, tempFolder string, writer io.Writer, verbose bool, applyPurging bool) error {
var totalInUseCount, totalOrphanChunkCount, totalOrphanDataSize uint64
@ -215,53 +219,41 @@ func (c *commandVolumeFsck) findExtraChunksInVolumeServers(volumeIdToVInfo map[u
}
}
if len(orphanFileIds) > 0 {
if applyPurging && len(orphanFileIds) > 0 {
if verbose {
fmt.Fprintf(writer, "purging process for volume %d", volumeId)
}
if *applyPurging {
if verbose {
fmt.Fprintf(writer, "purging process for volume %d", volumeId)
if vinfo.isEcVolume {
fmt.Fprintf(writer, "skip purging for Erasure Coded volume %d.\n", volumeId)
continue
}
needleVID := needle.VolumeId(volumeId)
if vinfo.isReadOnly {
err := markVolumeWritable(c.env.option.GrpcDialOption, needleVID, vinfo.server, true)
if err != nil {
return fmt.Errorf("mark volume %d read/write: %v", volumeId, err)
}
if vinfo.isEcVolume {
fmt.Fprintf(writer, "skip purging for Erasure Coded volume %d.\n", volumeId)
continue
}
fmt.Fprintf(writer, "temporarily marked %d on server %v writable for forced purge\n", volumeId, vinfo.server)
defer markVolumeWritable(c.env.option.GrpcDialOption, needleVID, vinfo.server, false)
}
needleVID := needle.VolumeId(volumeId)
fmt.Fprintf(writer, "marked %d on server %v writable for forced purge\n", volumeId, vinfo.server)
if vinfo.isReadOnly {
err := markVolumeWritable(c.env.option.GrpcDialOption, needleVID, vinfo.server, true)
if err != nil {
return fmt.Errorf("mark volume %d read/write: %v", volumeId, err)
}
if verbose {
fmt.Fprintf(writer, "purging files from volume %d\n", volumeId)
}
fmt.Fprintf(writer, "temporarily marked %d on server %v writable for forced purge\n", volumeId, vinfo.server)
defer markVolumeWritable(c.env.option.GrpcDialOption, needleVID, vinfo.server, false)
}
fmt.Fprintf(writer, "marked %d on server %v writable for forced purge\n", volumeId, vinfo.server)
// FIXME Does not delete all replicas of this volumeId on all volume servers. Using fileId based deletion in all cases for now.
// if inUseCount < 1 {
// if verbose {
// fmt.Fprintf(writer, "removing empty (all content orphaned) volume %d\n", volumeId)
// }
// if err := deleteVolume(c.env.option.GrpcDialOption, needleVID, vinfo.server); err != nil {
// return fmt.Errorf("removing empty volume %d: %v", volumeId, err)
// }
// } else {
if verbose {
fmt.Fprintf(writer, "purging files from volume %d\n", volumeId)
}
if err := c.purgeFileIdsForOneVolume(volumeId, orphanFileIds, writer); err != nil {
return fmt.Errorf("purging volume %d: %v", volumeId, err)
}
if err := c.purgeFileIdsForOneVolume(volumeId, orphanFileIds, writer); err != nil {
return fmt.Errorf("purging volume %d: %v", volumeId, err)
}
}
}
if !*applyPurging {
if !applyPurging {
pct := float64(totalOrphanChunkCount*100) / (float64(totalOrphanChunkCount + totalInUseCount))
fmt.Fprintf(writer, "\nTotal\t\tentries:%d\torphan:%d\t%.2f%%\t%dB\n",
totalOrphanChunkCount+totalInUseCount, totalOrphanChunkCount, pct, totalOrphanDataSize)
@ -364,7 +356,7 @@ func (c *commandVolumeFsck) collectFilerFileIds(volumeIdToServer map[uint32]VInf
})
}
func (c *commandVolumeFsck) oneVolumeFileIdsCheckOneVolume(tempFolder string, volumeId uint32, writer io.Writer, verbose bool, applyPurging *bool) (err error) {
func (c *commandVolumeFsck) oneVolumeFileIdsCheckOneVolume(tempFolder string, volumeId uint32, writer io.Writer, verbose bool, applyPurging bool) (err error) {
if verbose {
fmt.Fprintf(writer, "find missing file chunks in volume %d ...\n", volumeId)
@ -417,44 +409,49 @@ func (c *commandVolumeFsck) oneVolumeFileIdsCheckOneVolume(tempFolder string, vo
if _, found := db.Get(needleId); !found {
fmt.Fprintf(writer, "%s\n", item.path)
if *applyPurging {
req, err := http.NewRequest(http.MethodDelete, "", nil)
if applyPurging {
// defining the URL this way automatically escapes complex path names
req.URL = &url.URL{
Scheme: "http",
Host: c.env.option.FilerAddress.ToHttpAddress(),
Path: string(item.path),
}
if verbose {
fmt.Printf("full HTTP delete request to be sent: %v\n", req)
}
if err != nil {
fmt.Errorf("HTTP delete request error: %v\n", err)
}
client := &http.Client{}
resp, err := client.Do(req)
if err != nil {
fmt.Errorf("DELETE fetch error: %v\n", err)
}
defer resp.Body.Close()
_, err = ioutil.ReadAll(resp.Body)
if err != nil {
fmt.Errorf("DELETE response error: %v\n", err)
}
if verbose {
fmt.Println("delete response Status : ", resp.Status)
fmt.Println("delete response Headers : ", resp.Header)
}
c.httpDelete(item.path, verbose)
}
}
}
return nil
}
func (c *commandVolumeFsck) httpDelete(path util.FullPath, verbose bool) {
req, err := http.NewRequest(http.MethodDelete, "", nil)
req.URL = &url.URL{
Scheme: "http",
Host: c.env.option.FilerAddress.ToHttpAddress(),
Path: string(path),
}
if verbose {
fmt.Printf("full HTTP delete request to be sent: %v\n", req)
}
if err != nil {
fmt.Errorf("HTTP delete request error: %v\n", err)
}
client := &http.Client{}
resp, err := client.Do(req)
if err != nil {
fmt.Errorf("DELETE fetch error: %v\n", err)
}
defer resp.Body.Close()
_, err = ioutil.ReadAll(resp.Body)
if err != nil {
fmt.Errorf("DELETE response error: %v\n", err)
}
if verbose {
fmt.Println("delete response Status : ", resp.Status)
fmt.Println("delete response Headers : ", resp.Header)
}
}
func (c *commandVolumeFsck) oneVolumeFileIdsSubtractFilerFileIds(tempFolder string, volumeId uint32, writer io.Writer, verbose bool) (inUseCount uint64, orphanFileIds []string, orphanDataSize uint64, err error) {
db := needle_map.NewMemDb()