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add H2 migration tool

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Athou
2024-02-04 08:38:11 +01:00
parent cfd5d0faab
commit 870593bae8
12 changed files with 148 additions and 10 deletions
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2
commafeed-server/src/main/java/com/commafeed/backend/service/DatabaseCleaningService.java → commafeed-server/src/main/java/com/commafeed/backend/service/db/DatabaseCleaningService.java
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@@ -1,4 +1,4 @@
package com.commafeed.backend.service;
package com.commafeed.backend.service.db;
import java.time.Instant;
import java.util.List;

3
commafeed-server/src/main/java/com/commafeed/backend/service/DatabaseStartupService.java → commafeed-server/src/main/java/com/commafeed/backend/service/db/DatabaseStartupService.java
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@@ -1,4 +1,4 @@
package com.commafeed.backend.service;
package com.commafeed.backend.service.db;
import java.util.HashMap;
import java.util.Map;
@@ -9,6 +9,7 @@ import org.hibernate.SessionFactory;
import com.commafeed.CommaFeedConfiguration;
import com.commafeed.backend.dao.UnitOfWork;
import com.commafeed.backend.dao.UserDAO;
import com.commafeed.backend.service.UserService;
import io.dropwizard.lifecycle.Managed;
import jakarta.inject.Inject;

76
commafeed-server/src/main/java/com/commafeed/backend/service/db/H2MigrationService.java Normal file
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@@ -0,0 +1,76 @@
package com.commafeed.backend.service.db;
import java.io.BufferedReader;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.stream.Stream;
import org.apache.commons.lang3.StringUtils;
import com.manticore.h2.H2MigrationTool;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
@RequiredArgsConstructor
@Slf4j
public class H2MigrationService {
public void migrateIfNeeded(Path path, String user, String password) {
int format;
try {
format = getH2FileFormat(path);
} catch (IOException e) {
throw new RuntimeException("could not detect H2 format", e);
}
if (format == 2) {
try {
migrate(path, user, password, "2.1.214", "2.2.224");
} catch (Exception e) {
throw new RuntimeException("could not migrate H2 to format 3", e);
}
}
}
public int getH2FileFormat(Path path) throws IOException {
try (BufferedReader reader = Files.newBufferedReader(path)) {
String headers = reader.readLine();
return Stream.of(headers.split(","))
.filter(h -> h.startsWith("format:"))
.map(h -> h.split(":")[1])
.map(Integer::parseInt)
.findFirst()
.orElseThrow(() -> new RuntimeException("could not find format in H2 file headers"));
}
}
private void migrate(Path path, String user, String password, String fromVersion, String toVersion) throws Exception {
log.info("migrating H2 database at {} from format {} to format {}", path, fromVersion, toVersion);
Path scriptPath = path.resolveSibling("script-" + System.currentTimeMillis() + ".sql");
Path newVersionPath = path.resolveSibling(path.getFileName() + "." + getPatchVersion(toVersion) + ".mv.db");
Path oldVersionBackupPath = path.resolveSibling(path.getFileName() + "." + getPatchVersion(fromVersion) + ".backup");
H2MigrationTool.readDriverRecords();
new H2MigrationTool().migrate(fromVersion, toVersion, path.toAbsolutePath().toString(), user, password,
scriptPath.toAbsolutePath().toString(), "", "", false, false, "");
if (!Files.exists(newVersionPath)) {
throw new RuntimeException("H2 migration failed, new version file not found");
}
Files.move(path, oldVersionBackupPath);
Files.move(newVersionPath, path);
Files.delete(oldVersionBackupPath);
Files.delete(scriptPath);
log.info("migrated H2 database from format {} to format {}", fromVersion, toVersion);
}
private String getPatchVersion(String version) {
return StringUtils.substringAfterLast(version, ".");
}
}

2
commafeed-server/src/main/java/com/commafeed/backend/task/EntriesExceedingFeedCapacityCleanupTask.java
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@@ -3,7 +3,7 @@ package com.commafeed.backend.task;
import java.util.concurrent.TimeUnit;
import com.commafeed.CommaFeedConfiguration;
import com.commafeed.backend.service.DatabaseCleaningService;
import com.commafeed.backend.service.db.DatabaseCleaningService;
import jakarta.inject.Inject;
import jakarta.inject.Singleton;

2
commafeed-server/src/main/java/com/commafeed/backend/task/OldEntriesCleanupTask.java
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@@ -5,7 +5,7 @@ import java.time.Instant;
import java.util.concurrent.TimeUnit;
import com.commafeed.CommaFeedConfiguration;
import com.commafeed.backend.service.DatabaseCleaningService;
import com.commafeed.backend.service.db.DatabaseCleaningService;
import jakarta.inject.Inject;
import jakarta.inject.Singleton;

2
commafeed-server/src/main/java/com/commafeed/backend/task/OldStatusesCleanupTask.java
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@@ -4,7 +4,7 @@ import java.time.Instant;
import java.util.concurrent.TimeUnit;
import com.commafeed.CommaFeedConfiguration;
import com.commafeed.backend.service.DatabaseCleaningService;
import com.commafeed.backend.service.db.DatabaseCleaningService;
import jakarta.inject.Inject;
import jakarta.inject.Singleton;

2
commafeed-server/src/main/java/com/commafeed/backend/task/OrphanedContentsCleanupTask.java
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@@ -2,7 +2,7 @@ package com.commafeed.backend.task;
import java.util.concurrent.TimeUnit;
import com.commafeed.backend.service.DatabaseCleaningService;
import com.commafeed.backend.service.db.DatabaseCleaningService;
import jakarta.inject.Inject;
import jakarta.inject.Singleton;

2
commafeed-server/src/main/java/com/commafeed/backend/task/OrphanedFeedsCleanupTask.java
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@@ -2,7 +2,7 @@ package com.commafeed.backend.task;
import java.util.concurrent.TimeUnit;
import com.commafeed.backend.service.DatabaseCleaningService;
import com.commafeed.backend.service.db.DatabaseCleaningService;
import jakarta.inject.Inject;
import jakarta.inject.Singleton;