Damans227 commented on code in PR #12900: URL: https://github.com/apache/cloudstack/pull/12900#discussion_r4258558590
########## plugins/backup/nas/src/main/java/org/apache/cloudstack/backup/InfrastructureBackupTask.java: ########## @@ -0,0 +1,428 @@ +// Licensed to the Apache Software Foundation (ASF) under one +// or more contributor license agreements. See the NOTICE file +// distributed with this work for additional information +// regarding copyright ownership. The ASF licenses this file +// to you under the Apache License, Version 2.0 (the +// "License"); you may not use this file except in compliance +// with the License. You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, +// software distributed under the License is distributed on an +// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +// KIND, either express or implied. See the License for the +// specific language governing permissions and limitations +// under the License. +package org.apache.cloudstack.backup; + +import com.cloud.utils.db.DbProperties; +import com.cloud.utils.db.GlobalLock; + +import org.apache.cloudstack.managed.context.ManagedContextRunnable; +import org.apache.cloudstack.poll.BackgroundPollTask; +import org.apache.cloudstack.utils.identity.ManagementServerNode; +import org.apache.logging.log4j.Logger; +import org.apache.logging.log4j.LogManager; + +import java.io.File; +import java.io.FileInputStream; +import java.io.FileOutputStream; +import java.io.IOException; +import java.io.InputStream; +import java.io.OutputStream; +import java.io.Writer; +import java.net.InetAddress; +import java.net.UnknownHostException; +import java.nio.charset.StandardCharsets; +import java.nio.file.FileVisitResult; +import java.nio.file.Files; +import java.nio.file.Path; +import java.nio.file.SimpleFileVisitor; +import java.nio.file.attribute.BasicFileAttributes; +import java.nio.file.attribute.PosixFilePermission; +import java.time.LocalDateTime; +import java.time.format.DateTimeFormatter; +import java.util.Arrays; +import java.util.Comparator; +import java.util.EnumSet; +import java.util.Properties; +import java.util.concurrent.TimeUnit; +import java.util.zip.GZIPOutputStream; + +/** + * Scheduled task that backs up CloudStack infrastructure to NAS storage: + * <ul> + * <li>MySQL databases (cloud, cloud_usage if enabled)</li> + * <li>Management server configuration files</li> + * <li>Agent configuration files</li> + * <li>SSL certificates and keystores</li> + * </ul> + * + * Database credentials come from the management server's db.properties (via {@link DbProperties}, + * which decrypts ENC(...) values when db.properties encryption is in use). + * Backups are stored under {nasBackupPath}/infra-backup/{timestamp}/ with + * automatic retention management. + */ +public class InfrastructureBackupTask extends ManagedContextRunnable implements BackgroundPollTask { + + private static final Logger LOG = LogManager.getLogger(InfrastructureBackupTask.class); + + private static final String MANAGEMENT_CONFIG_PATH = "/etc/cloudstack/management"; + private static final String AGENT_CONFIG_PATH = "/etc/cloudstack/agent"; + private static final String SSL_CERT_PATH = "/etc/cloudstack/management/cert"; + + /** 24 hours in milliseconds */ + private static final long DAILY_INTERVAL_MS = 86400L * 1000L; + + @Override + public Long getDelay() { + return DAILY_INTERVAL_MS; + } + + /** Indirection so tests can override without standing up the ConfigDepot. */ + protected boolean isEnabled() { + return Boolean.TRUE.equals(NASBackupProvider.NASInfraBackupEnabled.value()); + } + + protected String getBackupLocation() { + return NASBackupProvider.NASInfraBackupLocation.value(); + } + + protected int getRetentionCount() { + return NASBackupProvider.NASInfraBackupRetention.value(); + } + + protected boolean isDatabaseIncluded() { + return Boolean.TRUE.equals(NASBackupProvider.NASInfraBackupIncludeDatabase.value()); + } + + protected boolean isUsageDbIncluded() { + return Boolean.TRUE.equals(NASBackupProvider.NASInfraBackupUsageDb.value()); + } + + @Override + protected void runInContext() { + if (!isEnabled()) { + LOG.debug("Infrastructure backup is disabled (nas.infra.backup.enabled=false)"); + return; + } + + String nasBackupPath = getBackupLocation(); + if (nasBackupPath == null || nasBackupPath.isEmpty()) { + LOG.error("Infrastructure backup location not configured (nas.infra.backup.location is empty)"); + return; + } + + int retentionCount = getRetentionCount(); + boolean includeDatabase = isDatabaseIncluded(); + boolean includeUsageDb = isUsageDbIncluded(); + + String timestamp = LocalDateTime.now().format(DateTimeFormatter.ofPattern("yyyyMMdd-HHmmss")); + String infraBackupRoot = nasBackupPath + "/infra-backup/" + getManagementServerLabel(); + String backupDir = infraBackupRoot + "/" + timestamp; + + LOG.info("Starting infrastructure backup to {} (database included: {})", backupDir, includeDatabase); + + // Cluster-wide lock: in multi-management-server deployments only one MS should run the + // infrastructure backup at a time, otherwise they would write/delete concurrently in the + // same NAS infra-backup path (duplicate backups, retention races, accidental deletes). + GlobalLock lock = acquireRunLock(); + if (lock == null) { + LOG.info("Another management server is performing the infrastructure backup; skipping this run"); + return; + } + + try { + File dir = new File(backupDir); + if (!dir.exists() && !dir.mkdirs()) { + LOG.error(describeDirectoryCreationFailure(backupDir, nasBackupPath)); + return; + } + + backupDatabases(backupDir, timestamp, includeDatabase, includeUsageDb); + backupDirectory(MANAGEMENT_CONFIG_PATH, backupDir, "management-config"); + backupDirectoryIfPresent(AGENT_CONFIG_PATH, backupDir, "agent-config"); + backupDirectoryIfPresent(SSL_CERT_PATH, backupDir, "ssl-certs"); + cleanupOldBackups(infraBackupRoot, retentionCount); Review Comment: should we skip the cleanup when the dump or the tar failed? right now a failed run still counts, so a week of failures deletes every good backup ########## plugins/backup/nas/src/main/java/org/apache/cloudstack/backup/InfrastructureBackupTask.java: ########## @@ -0,0 +1,428 @@ +// Licensed to the Apache Software Foundation (ASF) under one +// or more contributor license agreements. See the NOTICE file +// distributed with this work for additional information +// regarding copyright ownership. The ASF licenses this file +// to you under the Apache License, Version 2.0 (the +// "License"); you may not use this file except in compliance +// with the License. You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, +// software distributed under the License is distributed on an +// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +// KIND, either express or implied. See the License for the +// specific language governing permissions and limitations +// under the License. +package org.apache.cloudstack.backup; + +import com.cloud.utils.db.DbProperties; +import com.cloud.utils.db.GlobalLock; + +import org.apache.cloudstack.managed.context.ManagedContextRunnable; +import org.apache.cloudstack.poll.BackgroundPollTask; +import org.apache.cloudstack.utils.identity.ManagementServerNode; +import org.apache.logging.log4j.Logger; +import org.apache.logging.log4j.LogManager; + +import java.io.File; +import java.io.FileInputStream; +import java.io.FileOutputStream; +import java.io.IOException; +import java.io.InputStream; +import java.io.OutputStream; +import java.io.Writer; +import java.net.InetAddress; +import java.net.UnknownHostException; +import java.nio.charset.StandardCharsets; +import java.nio.file.FileVisitResult; +import java.nio.file.Files; +import java.nio.file.Path; +import java.nio.file.SimpleFileVisitor; +import java.nio.file.attribute.BasicFileAttributes; +import java.nio.file.attribute.PosixFilePermission; +import java.time.LocalDateTime; +import java.time.format.DateTimeFormatter; +import java.util.Arrays; +import java.util.Comparator; +import java.util.EnumSet; +import java.util.Properties; +import java.util.concurrent.TimeUnit; +import java.util.zip.GZIPOutputStream; + +/** + * Scheduled task that backs up CloudStack infrastructure to NAS storage: + * <ul> + * <li>MySQL databases (cloud, cloud_usage if enabled)</li> + * <li>Management server configuration files</li> + * <li>Agent configuration files</li> + * <li>SSL certificates and keystores</li> + * </ul> + * + * Database credentials come from the management server's db.properties (via {@link DbProperties}, + * which decrypts ENC(...) values when db.properties encryption is in use). + * Backups are stored under {nasBackupPath}/infra-backup/{timestamp}/ with + * automatic retention management. + */ +public class InfrastructureBackupTask extends ManagedContextRunnable implements BackgroundPollTask { + + private static final Logger LOG = LogManager.getLogger(InfrastructureBackupTask.class); + + private static final String MANAGEMENT_CONFIG_PATH = "/etc/cloudstack/management"; + private static final String AGENT_CONFIG_PATH = "/etc/cloudstack/agent"; + private static final String SSL_CERT_PATH = "/etc/cloudstack/management/cert"; + + /** 24 hours in milliseconds */ + private static final long DAILY_INTERVAL_MS = 86400L * 1000L; + + @Override + public Long getDelay() { + return DAILY_INTERVAL_MS; + } + + /** Indirection so tests can override without standing up the ConfigDepot. */ + protected boolean isEnabled() { + return Boolean.TRUE.equals(NASBackupProvider.NASInfraBackupEnabled.value()); + } + + protected String getBackupLocation() { + return NASBackupProvider.NASInfraBackupLocation.value(); + } + + protected int getRetentionCount() { + return NASBackupProvider.NASInfraBackupRetention.value(); + } + + protected boolean isDatabaseIncluded() { + return Boolean.TRUE.equals(NASBackupProvider.NASInfraBackupIncludeDatabase.value()); + } + + protected boolean isUsageDbIncluded() { + return Boolean.TRUE.equals(NASBackupProvider.NASInfraBackupUsageDb.value()); + } + + @Override + protected void runInContext() { + if (!isEnabled()) { + LOG.debug("Infrastructure backup is disabled (nas.infra.backup.enabled=false)"); + return; + } + + String nasBackupPath = getBackupLocation(); + if (nasBackupPath == null || nasBackupPath.isEmpty()) { + LOG.error("Infrastructure backup location not configured (nas.infra.backup.location is empty)"); + return; + } + + int retentionCount = getRetentionCount(); + boolean includeDatabase = isDatabaseIncluded(); + boolean includeUsageDb = isUsageDbIncluded(); + + String timestamp = LocalDateTime.now().format(DateTimeFormatter.ofPattern("yyyyMMdd-HHmmss")); + String infraBackupRoot = nasBackupPath + "/infra-backup/" + getManagementServerLabel(); + String backupDir = infraBackupRoot + "/" + timestamp; + + LOG.info("Starting infrastructure backup to {} (database included: {})", backupDir, includeDatabase); + + // Cluster-wide lock: in multi-management-server deployments only one MS should run the + // infrastructure backup at a time, otherwise they would write/delete concurrently in the + // same NAS infra-backup path (duplicate backups, retention races, accidental deletes). + GlobalLock lock = acquireRunLock(); + if (lock == null) { + LOG.info("Another management server is performing the infrastructure backup; skipping this run"); + return; + } + + try { + File dir = new File(backupDir); + if (!dir.exists() && !dir.mkdirs()) { + LOG.error(describeDirectoryCreationFailure(backupDir, nasBackupPath)); + return; + } + + backupDatabases(backupDir, timestamp, includeDatabase, includeUsageDb); + backupDirectory(MANAGEMENT_CONFIG_PATH, backupDir, "management-config"); Review Comment: should these files be readable only by the cloud user? the config archive has db.properties and the key file, and the hosts mount the same nas -- This is an automated message from the Apache Git Service. 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