/** @throws Exception if error occur. */
@SuppressWarnings("unchecked")
private void checkGar() throws Exception {
initGar = true;
String garDir = "modules/extdata/p2p/deploy";
String garFileName = "p2p.gar";
File origGarPath = U.resolveIgnitePath(garDir + '/' + garFileName);
File tmpPath = new File(System.getProperty("java.io.tmpdir"), UUID.randomUUID().toString());
if (!tmpPath.mkdir()) throw new IOException("Can not create temp directory");
try {
File newGarFile = new File(tmpPath, garFileName);
U.copy(origGarPath, newGarFile, false);
assert newGarFile.exists();
try {
garFile = "file:///" + tmpPath.getAbsolutePath();
try {
Ignite ignite1 = startGrid(1);
Ignite ignite2 = startGrid(2);
Integer res =
ignite1
.compute()
.<UUID, Integer>execute(TASK_NAME, ignite2.cluster().localNode().id());
assert res != null;
} finally {
stopGrid(1);
stopGrid(2);
}
} finally {
if (newGarFile != null && !newGarFile.delete()) error("Can not delete temp gar file");
}
} finally {
if (!tmpPath.delete()) error("Can not delete temp directory");
}
}
/** {@inheritDoc} */
@SuppressWarnings("deprecation")
@Override
public void start() throws IgniteException {
if (sesFactory == null && F.isEmpty(hibernateCfgPath))
throw new IgniteException(
"Either session factory or Hibernate configuration file is required by "
+ getClass().getSimpleName()
+ '.');
if (!F.isEmpty(hibernateCfgPath)) {
if (sesFactory == null) {
try {
URL url = new URL(hibernateCfgPath);
sesFactory = new Configuration().configure(url).buildSessionFactory();
} catch (MalformedURLException ignored) {
// No-op.
}
if (sesFactory == null) {
File cfgFile = new File(hibernateCfgPath);
if (cfgFile.exists())
sesFactory = new Configuration().configure(cfgFile).buildSessionFactory();
}
if (sesFactory == null)
sesFactory = new Configuration().configure(hibernateCfgPath).buildSessionFactory();
if (sesFactory == null)
throw new IgniteException(
"Failed to resolve Hibernate configuration file: " + hibernateCfgPath);
closeSesOnStop = true;
} else
U.warn(
log,
"Hibernate configuration file configured in "
+ getClass().getSimpleName()
+ " will be ignored (session factory is already set).");
}
}
/** @param workTokDir Token directory (common for multiple nodes). */
private void processTokenDirectory(File workTokDir) {
for (File f : workTokDir.listFiles()) {
if (!f.isDirectory()) {
if (!f.getName().equals(LOCK_FILE_NAME)) {
if (log.isDebugEnabled()) log.debug("Unexpected file: " + f.getName());
}
continue;
}
if (f.equals(tokDir)) {
if (log.isDebugEnabled()) log.debug("Skipping own token directory: " + tokDir.getName());
continue;
}
String name = f.getName();
int pid;
try {
pid = Integer.parseInt(name.substring(name.lastIndexOf('-') + 1));
} catch (NumberFormatException ignored) {
if (log.isDebugEnabled()) log.debug("Failed to parse file name: " + name);
continue;
}
// Is process alive?
if (IpcSharedMemoryUtils.alive(pid)) {
if (log.isDebugEnabled()) log.debug("Skipping alive node: " + pid);
continue;
}
if (log.isDebugEnabled()) log.debug("Possibly stale token folder: " + f);
// Process each token under stale token folder.
File[] shmemToks = f.listFiles();
if (shmemToks == null)
// Although this is strange, but is reproducible sometimes on linux.
return;
int rmvCnt = 0;
try {
for (File f0 : shmemToks) {
if (log.isDebugEnabled()) log.debug("Processing token file: " + f0.getName());
if (f0.isDirectory()) {
if (log.isDebugEnabled()) log.debug("Unexpected directory: " + f0.getName());
}
// Token file format: gg-shmem-space-[auto_idx]-[other_party_pid]-[size]
String[] toks = f0.getName().split("-");
if (toks.length != 6) {
if (log.isDebugEnabled()) log.debug("Unrecognized token file: " + f0.getName());
continue;
}
int pid0;
int size;
try {
pid0 = Integer.parseInt(toks[4]);
size = Integer.parseInt(toks[5]);
} catch (NumberFormatException ignored) {
if (log.isDebugEnabled()) log.debug("Failed to parse file name: " + name);
continue;
}
if (IpcSharedMemoryUtils.alive(pid0)) {
if (log.isDebugEnabled()) log.debug("Skipping alive process: " + pid0);
continue;
}
if (log.isDebugEnabled()) log.debug("Possibly stale token file: " + f0);
IpcSharedMemoryUtils.freeSystemResources(f0.getAbsolutePath(), size);
if (f0.delete()) {
if (log.isDebugEnabled()) log.debug("Deleted file: " + f0.getName());
rmvCnt++;
} else if (!f0.exists()) {
if (log.isDebugEnabled())
log.debug("File has been concurrently deleted: " + f0.getName());
rmvCnt++;
} else if (log.isDebugEnabled()) log.debug("Failed to delete file: " + f0.getName());
}
} finally {
// Assuming that no new files can appear, since
if (rmvCnt == shmemToks.length) {
U.delete(f);
if (log.isDebugEnabled()) log.debug("Deleted empty token directory: " + f.getName());
}
}
}
}