Examples with BackupManager org.apache.geode.internal.cache.persistence.BackupManager used on opensource projects

Example 1 with BackupManager

use of org.apache.geode.internal.cache.persistence.BackupManager in project geode by apache.

the class MemberMBeanBridge method backupMember.

/**
   * backs up all the disk to the targeted directory
   * 
   * @param targetDirPath path of the directory where back up is to be taken
   * @return array of DiskBackup results which might get aggregated at Managing node Check the
   *         validity of this mbean call. When does it make sense to backup a single member of a
   *         gemfire system in isolation of the other members?
   */
public DiskBackupResult[] backupMember(String targetDirPath) {
    if (cache != null) {
        Collection<DiskStore> diskStores = cache.listDiskStoresIncludingRegionOwned();
        for (DiskStore store : diskStores) {
            store.flush();
        }
    }
    DiskBackupResult[] diskBackUpResult = null;
    File targetDir = new File(targetDirPath);
    if (cache == null) {
        return null;
    } else {
        try {
            BackupManager manager = cache.startBackup(cache.getInternalDistributedSystem().getDistributedMember());
            boolean abort = true;
            Set<PersistentID> existingDataStores;
            Set<PersistentID> successfulDataStores;
            try {
                existingDataStores = manager.prepareBackup();
                abort = false;
            } finally {
                successfulDataStores = manager.finishBackup(targetDir, null, /* TODO rishi */
                abort);
            }
            diskBackUpResult = new DiskBackupResult[existingDataStores.size()];
            int j = 0;
            for (PersistentID id : existingDataStores) {
                if (successfulDataStores.contains(id)) {
                    diskBackUpResult[j] = new DiskBackupResult(id.getDirectory(), false);
                } else {
                    diskBackUpResult[j] = new DiskBackupResult(id.getDirectory(), true);
                }
                j++;
            }
        } catch (IOException e) {
            throw new ManagementException(e);
        }
    }
    return diskBackUpResult;
}

Example 2 with BackupManager

use of org.apache.geode.internal.cache.persistence.BackupManager in project geode by apache.

the class DiskStoreFactoryImpl method create.

public DiskStore create(String name) {
    this.attrs.name = name;
    // As a simple fix for 41290, only allow one DiskStore to be created
    // at a time per cache by syncing on the cache.
    DiskStore result;
    synchronized (this.cache) {
        result = findExisting(name);
        if (result == null) {
            if (this.cache instanceof GemFireCacheImpl) {
                TypeRegistry registry = this.cache.getPdxRegistry();
                DiskStoreImpl dsi = new DiskStoreImpl(this.cache, this.attrs);
                result = dsi;
                // Added for M&M
                this.cache.getInternalDistributedSystem().handleResourceEvent(ResourceEvent.DISKSTORE_CREATE, dsi);
                dsi.doInitialRecovery();
                this.cache.addDiskStore(dsi);
                if (registry != null) {
                    registry.creatingDiskStore(dsi);
                }
            } else if (this.cache instanceof CacheCreation) {
                CacheCreation creation = (CacheCreation) this.cache;
                result = new DiskStoreAttributesCreation(this.attrs);
                creation.addDiskStore(result);
            }
        }
    }
    // that isn't backed up.
    if (this.cache instanceof GemFireCacheImpl) {
        BackupManager backup = this.cache.getBackupManager();
        if (backup != null) {
            backup.waitForBackup();
        }
    }
    return result;
}

Example 3 with BackupManager

use of org.apache.geode.internal.cache.persistence.BackupManager in project geode by apache.

the class BackupJUnitTest method backupAndRecover.

public void backupAndRecover(RegionCreator regionFactory) throws IOException, InterruptedException {
    Region region = regionFactory.createRegion();
    // Put enough data to roll some oplogs
    for (int i = 0; i < 1024; i++) {
        region.put(i, getBytes(i));
    }
    for (int i = 0; i < 512; i++) {
        region.destroy(i);
    }
    for (int i = 1024; i < 2048; i++) {
        region.put(i, getBytes(i));
    }
    // This section of the test is for bug 43951
    findDiskStore().forceRoll();
    // add a put to the current crf
    region.put("junk", "value");
    // do a destroy of a key in a previous oplog
    region.destroy(2047);
    // do a destroy of the key in the current crf
    region.destroy("junk");
    // the current crf is now all garbage but
    // we need to keep the drf around since the older
    // oplog has a create that it deletes.
    findDiskStore().forceRoll();
    // restore the deleted entry.
    region.put(2047, getBytes(2047));
    for (DiskStore store : cache.listDiskStoresIncludingRegionOwned()) {
        store.flush();
    }
    cache.close();
    createCache();
    region = regionFactory.createRegion();
    validateEntriesExist(region, 512, 2048);
    for (int i = 0; i < 512; i++) {
        assertNull(region.get(i));
    }
    BackupManager backup = cache.startBackup(cache.getInternalDistributedSystem().getDistributedMember());
    backup.prepareBackup();
    backup.finishBackup(backupDir, null, false);
    // Put another key to make sure we restore
    // from a backup that doesn't contain this key
    region.put("A", "A");
    cache.close();
    // Make sure the restore script refuses to run before we destroy the files.
    restoreBackup(true);
    // Make sure the disk store is unaffected by the failed restore
    createCache();
    region = regionFactory.createRegion();
    validateEntriesExist(region, 512, 2048);
    for (int i = 0; i < 512; i++) {
        assertNull(region.get(i));
    }
    assertEquals("A", region.get("A"));
    region.put("B", "B");
    cache.close();
    // destroy the disk directories
    destroyDiskDirs();
    // Now the restore script should work
    restoreBackup(false);
    // Make sure the cache has the restored backup
    createCache();
    region = regionFactory.createRegion();
    validateEntriesExist(region, 512, 2048);
    for (int i = 0; i < 512; i++) {
        assertNull(region.get(i));
    }
    assertNull(region.get("A"));
    assertNull(region.get("B"));
}

Example 4 with BackupManager

use of org.apache.geode.internal.cache.persistence.BackupManager in project geode by apache.

the class BackupJUnitTest method testCompactionDuringBackup.

@Test
public void testCompactionDuringBackup() throws IOException, InterruptedException {
    DiskStoreFactory dsf = cache.createDiskStoreFactory();
    dsf.setDiskDirs(diskDirs);
    dsf.setMaxOplogSize(1);
    dsf.setAutoCompact(false);
    dsf.setAllowForceCompaction(true);
    dsf.setCompactionThreshold(20);
    String name = "diskStore";
    DiskStoreImpl ds = (DiskStoreImpl) dsf.create(name);
    Region region = createRegion();
    // Put enough data to roll some oplogs
    for (int i = 0; i < 1024; i++) {
        region.put(i, getBytes(i));
    }
    RestoreScript script = new RestoreScript();
    ds.startBackup(backupDir, null, script);
    for (int i = 2; i < 1024; i++) {
        assertTrue(region.destroy(i) != null);
    }
    assertTrue(ds.forceCompaction());
    // Put another key to make sure we restore
    // from a backup that doesn't contain this key
    region.put("A", "A");
    ds.finishBackup(new BackupManager(cache.getInternalDistributedSystem().getDistributedMember(), cache));
    script.generate(backupDir);
    cache.close();
    destroyDiskDirs();
    restoreBackup(false);
    createCache();
    ds = createDiskStore();
    region = createRegion();
    validateEntriesExist(region, 0, 1024);
    assertNull(region.get("A"));
}

Example 5 with BackupManager

use of org.apache.geode.internal.cache.persistence.BackupManager in project geode by apache.

the class GemFireCacheImpl method startBackup.

public BackupManager startBackup(InternalDistributedMember sender) throws IOException {
    BackupManager manager = new BackupManager(sender, this);
    if (!this.backupManager.compareAndSet(null, manager)) {
        throw new IOException("Backup already in progress");
    }
    manager.start();
    return manager;
}