Package com.cloud.utils.db

Examples of com.cloud.utils.db.GlobalLock.lock()

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    }

    private void prepareDefaultCertificate() {
        GlobalLock lock = GlobalLock.getInternLock("consoleproxy.cert.setup");
        try {
            if (lock.lock(ACQUIRE_GLOBAL_LOCK_TIMEOUT_FOR_SYNC)) {
                KeystoreVO ksVo = _ksDao.findByName(CERTIFICATE_NAME);
                if (ksVo == null) {
                    _ksDao.save(CERTIFICATE_NAME, certContent, keyContent, "realhostip.com");
                    KeystoreVO caRoot = new KeystoreVO();
                    caRoot.setCertificate(rootCa);
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        @Override
        public void run() {
            GlobalLock scanLock = GlobalLock.getInternLock("network.stats");
            try {
                if(scanLock.lock(ACQUIRE_GLOBAL_LOCK_TIMEOUT_FOR_COOPERATION)) {
                    //Check for ownership
                    //msHost in UP state with min id should run the job
                    ManagementServerHostVO msHost = _msHostDao.findOneInUpState(new Filter(ManagementServerHostVO.class, "id", true, 0L, 1L));
                    if(msHost == null || (msHost.getMsid() != mgmtSrvrId)){
                        s_logger.debug("Skipping aggregate network stats update");
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    @Override
    public void cleanupStorage(boolean recurring) {
        GlobalLock scanLock = GlobalLock.getInternLock("storagemgr.cleanup");

        try {
            if (scanLock.lock(3)) {
                try {
                    // Cleanup primary storage pools
                    if (_templateCleanupEnabled) {
                        List<StoragePoolVO> storagePools = _storagePoolDao.listAll();
                        for (StoragePoolVO pool : storagePools) {
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        @Override
        public void run() {
            try {
                GlobalLock scanLock = GlobalLock.getInternLock("uploadmonitor.storageGC");
                try {
                    if (scanLock.lock(3)) {
                        try {
                            cleanupStorage();
                        } finally {
                            scanLock.unlock();
                        }
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                if (lock == null) {
                    s_logger.debug("Couldn't get the global lock");
                    return;
                }

                if (!lock.lock(30)) {
                    s_logger.debug("Couldn't lock the db");
                    return;
                }

                Transaction txn = null;
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        if (secStorageVm != null) {
            long secStorageVmId = secStorageVm.getId();
            GlobalLock secStorageVmLock = GlobalLock.getInternLock(getSecStorageVmLockName(secStorageVmId));
            try {
                if (secStorageVmLock.lock(ACQUIRE_GLOBAL_LOCK_TIMEOUT_FOR_SYNC)) {
                    try {
                        secStorageVm = startSecStorageVm(secStorageVmId);
                    } finally {
                        secStorageVmLock.unlock();
                    }
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        }
        try {
            if (secStorageVm.getHostId() != null) {
                GlobalLock secStorageVmLock = GlobalLock.getInternLock(getSecStorageVmLockName(secStorageVm.getId()));
                try {
                    if (secStorageVmLock.lock(ACQUIRE_GLOBAL_LOCK_TIMEOUT_FOR_SYNC)) {
                        try {
                            boolean result = _itMgr.stop(secStorageVm, _accountMgr.getSystemUser(), _accountMgr.getSystemAccount());
                            if (result) {
                            }
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    return new Runnable() {
      @Override
            public void run() {
        GlobalLock scanLock = GlobalLock.getInternLock("AsyncJobManagerGC");
        try {
          if(scanLock.lock(ACQUIRE_GLOBAL_LOCK_TIMEOUT_FOR_COOPERATION)) {
            try {
              reallyRun();
            } finally {
              scanLock.unlock();
            }
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        // We don't maintain the time. The timer task does.
        _currentTimestamp = currentTimestamp;

        GlobalLock scanLock = GlobalLock.getInternLock("snapshot.poll");
        try {
            if(scanLock.lock(ACQUIRE_GLOBAL_LOCK_TIMEOUT_FOR_COOPERATION)) {
                try {
                    checkStatusOfCurrentlyExecutingSnapshots();
                } finally {
                    scanLock.unlock();
                }
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            scanLock.releaseRef();
        }

        scanLock = GlobalLock.getInternLock("snapshot.poll");
        try {
            if(scanLock.lock(ACQUIRE_GLOBAL_LOCK_TIMEOUT_FOR_COOPERATION)) {
                try {
                    scheduleSnapshots();
                } finally {
                    scanLock.unlock();
                }
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