void finalizeUpgrade(String bpID) throws IOException {
for (StorageDirectory sd : storageDirs) {
File prevDir = sd.getPreviousDir();
if (prevDir.exists()) {
throw new RuntimeException("未实现");
} else {
BlockPoolSliceStorage bpStorage = bpStorageMap.get(bpID);
bpStorage.doFinalize(sd.getCurrentDir());
}
}
}
synchronized List<StorageLocation> addStorageLocations(
DataNode datanode,
NamespaceInfo nsInfo,
Collection<StorageLocation> dataDirs,
StartupOption startOpt)
throws IOException {
final String bpid = nsInfo.getBlockPoolID();
List<StorageLocation> successVolumes = Lists.newArrayList();
for (StorageLocation dataDir : dataDirs) {
File root = dataDir.getFile();
if (!containsStorageDir(root)) {
try {
StorageDirectory sd = loadStorageDirectory(datanode, nsInfo, root, startOpt);
addStorageDir(sd);
} catch (IOException e) {
LOG.warn(e);
continue;
}
} else {
LOG.info("Storage directory " + dataDir + " has already been used.");
}
List<File> bpDataDirs = new ArrayList<File>();
bpDataDirs.add(BlockPoolSliceStorage.getBpRoot(bpid, new File(root, STORAGE_DIR_CURRENT)));
try {
makeBlockPoolDataDir(bpDataDirs, null);
BlockPoolSliceStorage bpStorage = this.bpStorageMap.get(bpid);
if (bpStorage == null) {
bpStorage =
new BlockPoolSliceStorage(
nsInfo.getNamespaceID(), bpid, nsInfo.getCTime(), nsInfo.getClusterID());
}
bpStorage.recoverTransitionRead(datanode, nsInfo, bpDataDirs, startOpt);
addBlockPoolStorage(bpid, bpStorage);
} catch (IOException e) {
LOG.warn("Failed to add storage for block pool: " + bpid + " : " + e.getMessage());
continue;
}
successVolumes.add(dataDir);
}
return successVolumes;
}
