in hbase-tools/src/main/java/org/apache/hbase/MissingRegionDirsRepairTool.java [58:118]
public int run(String[] strings) throws Exception {
Map<TableName,List<Path>> result = hbck
.reportTablesWithMissingRegionsInMeta(new String[]{});
Path runPath = new Path(new Path(HBCKFsUtils.getRootDir(conf),
WORKING_DIR), "" + System.currentTimeMillis());
FileSystem fs = runPath.getFileSystem(conf);
LOG.info("creating temp dir at: " + runPath.getName());
fs.mkdirs(runPath);
try(Connection conn = ConnectionFactory.createConnection(conf)) {
Admin admin = conn.getAdmin();
result.forEach((t, p) -> {
if(!p.isEmpty()) {
Path tblPath =
new Path(runPath, new Path(t.getNameWithNamespaceInclAsString()
.replaceAll(":", "_")));
try {
fs.mkdirs(tblPath);
Path sidelined = new Path(tblPath, "sidelined");
fs.mkdirs(sidelined);
Path bulkload = new Path(tblPath, "bulkload");
fs.mkdirs(bulkload);
p.stream().forEach(region -> {
try {
Path sidelinedRegionDir = new Path(sidelined, region.getName());
fs.mkdirs(sidelinedRegionDir);
HBCKFsUtils.copyFilesParallel(fs, region, fs, sidelinedRegionDir, conf, 3);
admin.getDescriptor(t).getColumnFamilyNames().forEach(cf -> {
Path cfDir = new Path(region, Bytes.toString(cf));
Path tempCfDir = new Path(bulkload, cfDir.getName());
try {
if (!fs.exists(tempCfDir)) {
fs.mkdirs(tempCfDir);
}
FileStatus[] files = fs.listStatus(cfDir);
for (FileStatus file : files) {
fs.rename(file.getPath(),
new Path(tempCfDir,
region.getName() + "-" + file.getPath().getName()));
}
} catch (IOException e) {
LOG.error("Error trying to move files from inconsistent region dir: ", e);
}
});
fs.delete(region, true);
LOG.info("region dir {} moved to {}", region.toUri().getRawPath(),
sidelinedRegionDir.toUri().getRawPath());
} catch (IOException e) {
LOG.error("Error trying to fetch table descriptor: ", e);
}
});
LOG.info("Calling bulk load for: " + tblPath.toUri().getRawPath());
bulkLoad.run(bulkload.toUri().getRawPath(), t);
} catch (IOException e) {
LOG.error("Error trying to create temp dir for sideline files: ", e);
}
}
});
admin.close();
}
return 0;
}