-package org.argeo.slc.backup.vfs;
-
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-
-import org.apache.commons.vfs2.FileObject;
-import org.apache.commons.vfs2.FileSystemException;
-import org.apache.commons.vfs2.FileSystemManager;
-import org.apache.commons.vfs2.FileSystemOptions;
-import org.apache.commons.vfs2.Selectors;
-import org.apache.commons.vfs2.UserAuthenticator;
-import org.apache.commons.vfs2.impl.DefaultFileSystemConfigBuilder;
-import org.argeo.api.cms.CmsLog;
-import org.argeo.util.LangUtils;
-
-/**
- * Combines multiple backups and transfer them to a remote location. Purges
- * remote and local data based on certain criteria.
- */
-public class SystemBackup implements Runnable {
- private final static CmsLog log = CmsLog.getLog(SystemBackup.class);
-
- private FileSystemManager fileSystemManager;
- private UserAuthenticator userAuthenticator = null;
-
- private String backupsBase;
- private String systemName;
-
- private List<AtomicBackup> atomicBackups = new ArrayList<AtomicBackup>();
- private BackupPurge backupPurge = new SimpleBackupPurge();
-
- private Map<String, UserAuthenticator> remoteBases = new HashMap<String, UserAuthenticator>();
-
- @Override
- public void run() {
- if (atomicBackups.size() == 0)
- throw new MaintenanceException("No atomic backup listed");
- List<String> failures = new ArrayList<String>();
-
- SimpleBackupContext backupContext = new SimpleBackupContext(fileSystemManager, backupsBase, systemName);
-
- // purge older backups
- FileSystemOptions opts = new FileSystemOptions();
- try {
- DefaultFileSystemConfigBuilder.getInstance().setUserAuthenticator(opts, userAuthenticator);
- } catch (Exception e) {
- throw new MaintenanceException("Cannot create authentication", e);
- }
-
- try {
-
- backupPurge.purge(fileSystemManager, backupsBase, systemName, backupContext.getDateFormat(), opts);
- } catch (Exception e) {
- failures.add("Purge " + backupsBase + " failed: " + e.getMessage());
- log.error("Purge of " + backupsBase + " failed", e);
- }
-
- // perform backup
- for (AtomicBackup atomickBackup : atomicBackups) {
- try {
- String target = atomickBackup.backup(fileSystemManager, backupsBase, backupContext, opts);
- if (log.isDebugEnabled())
- log.debug("Performed backup " + target);
- } catch (Exception e) {
- String msg = "Atomic backup " + atomickBackup.getName() + " failed: "
- + LangUtils.chainCausesMessages(e);
- failures.add(msg);
- log.error(msg);
- if (log.isTraceEnabled())
- log.trace("Stacktrace of atomic backup " + atomickBackup.getName() + " failure.", e);
- }
- }
-
- // dispatch to remote
- for (String remoteBase : remoteBases.keySet()) {
- FileObject localBaseFo = null;
- FileObject remoteBaseFo = null;
- UserAuthenticator auth = remoteBases.get(remoteBase);
-
- // authentication
- FileSystemOptions remoteOpts = new FileSystemOptions();
- try {
- DefaultFileSystemConfigBuilder.getInstance().setUserAuthenticator(remoteOpts, auth);
- backupPurge.purge(fileSystemManager, remoteBase, systemName, backupContext.getDateFormat(), remoteOpts);
- } catch (Exception e) {
- failures.add("Purge " + remoteBase + " failed: " + e.getMessage());
- log.error("Cannot purge " + remoteBase, e);
- }
-
- try {
- localBaseFo = fileSystemManager.resolveFile(backupsBase + '/' + backupContext.getRelativeFolder(),
- opts);
- remoteBaseFo = fileSystemManager.resolveFile(remoteBase + '/' + backupContext.getRelativeFolder(),
- remoteOpts);
- remoteBaseFo.copyFrom(localBaseFo, Selectors.SELECT_ALL);
- if (log.isDebugEnabled())
- log.debug("Copied backup to " + remoteBaseFo + " from " + localBaseFo);
- // }
- } catch (Exception e) {
- failures.add("Dispatch to " + remoteBase + " failed: " + e.getMessage());
- log.error("Cannot dispatch backups from " + backupContext.getRelativeFolder() + " to " + remoteBase, e);
- }
- BackupUtils.closeFOQuietly(localBaseFo);
- BackupUtils.closeFOQuietly(remoteBaseFo);
- }
-
- int failureCount = 0;
- if (failures.size() > 0) {
- StringBuffer buf = new StringBuffer();
- for (String failure : failures) {
- buf.append('\n').append(failureCount).append(" - ").append(failure);
- failureCount++;
- }
- throw new MaintenanceException(failureCount + " error(s) when running the backup,"
- + " check the logs and the backups as soon as possible." + buf);
- }
- }
-
- public void setFileSystemManager(FileSystemManager fileSystemManager) {
- this.fileSystemManager = fileSystemManager;
- }
-
- public void setBackupsBase(String backupsBase) {
- this.backupsBase = backupsBase;
- }
-
- public void setSystemName(String name) {
- this.systemName = name;
- }
-
- public void setAtomicBackups(List<AtomicBackup> atomicBackups) {
- this.atomicBackups = atomicBackups;
- }
-
- public void setBackupPurge(BackupPurge backupPurge) {
- this.backupPurge = backupPurge;
- }
-
- public void setUserAuthenticator(UserAuthenticator userAuthenticator) {
- this.userAuthenticator = userAuthenticator;
- }
-
- public void setRemoteBases(Map<String, UserAuthenticator> remoteBases) {
- this.remoteBases = remoteBases;
- }
-
- // public static void main(String args[]) {
- // while (true) {
- // try {
- // StandardFileSystemManager fsm = new StandardFileSystemManager();
- // fsm.init();
- //
- // SystemBackup systemBackup = new SystemBackup();
- // systemBackup.setSystemName("mySystem");
- // systemBackup
- // .setBackupsBase("/home/mbaudier/dev/src/commons/server/runtime/org.argeo.server.core/target");
- // systemBackup.setFileSystemManager(fsm);
- //
- // List<AtomicBackup> atomicBackups = new ArrayList<AtomicBackup>();
- //
- // MySqlBackup mySqlBackup = new MySqlBackup("root", "", "test");
- // atomicBackups.add(mySqlBackup);
- // PostgreSqlBackup postgreSqlBackup = new PostgreSqlBackup(
- // "argeo", "argeo", "gis_template");
- // atomicBackups.add(postgreSqlBackup);
- // SvnBackup svnBackup = new SvnBackup(
- // "/home/mbaudier/tmp/testsvnrepo");
- // atomicBackups.add(svnBackup);
- //
- // systemBackup.setAtomicBackups(atomicBackups);
- //
- // Map<String, UserAuthenticator> remoteBases = new HashMap<String,
- // UserAuthenticator>();
- // StaticUserAuthenticator userAuthenticator = new StaticUserAuthenticator(
- // null, "demo", "demo");
- // remoteBases.put("sftp://localhost/home/mbaudier/test",
- // userAuthenticator);
- // systemBackup.setRemoteBases(remoteBases);
- //
- // systemBackup.run();
- //
- // fsm.close();
- // } catch (FileSystemException e) {
- // // TODO Auto-generated catch block
- // e.printStackTrace();
- // System.exit(1);
- // }
- //
- // // wait
- // try {
- // Thread.sleep(120 * 1000);
- // } catch (InterruptedException e) {
- // e.printStackTrace();
- // }
- // }
- // }
-}