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UpdateSchema.kt
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UpdateSchema.kt
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/*
* Copyright 2022 The Cross-Media Measurement Authors
*
* Licensed 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.wfanet.measurement.gcloud.spanner.tools
import java.sql.DriverManager
import java.util.logging.Level
import java.util.logging.Logger
import liquibase.Contexts
import liquibase.Scope
import org.wfanet.measurement.common.commandLineMain
import org.wfanet.measurement.common.db.liquibase.Liquibase
import org.wfanet.measurement.common.db.liquibase.setLogLevel
import org.wfanet.measurement.common.getJarResourcePath
import org.wfanet.measurement.gcloud.spanner.SpannerFlags
import picocli.CommandLine.Command
import picocli.CommandLine.Mixin
import picocli.CommandLine.Option
@Command
class UpdateSchema : Runnable {
@Mixin private lateinit var flags: SpannerFlags
@Option(
names = ["--changelog"],
description = ["Liquibase changelog resource name"],
required = true,
)
private lateinit var changelog: String
override fun run() {
val connectionString =
if (flags.emulatorHost == null) {
"jdbc:cloudspanner:/projects/${flags.projectName}/instances/${flags.instanceName}/" +
"databases/${flags.databaseName}"
} else {
"jdbc:cloudspanner://${flags.emulatorHost}/projects/${flags.projectName}/instances/" +
"${flags.instanceName}/databases/${flags.databaseName}" +
";usePlainText=true;autoConfigEmulator=true"
}
val changelogPath =
checkNotNull(Thread.currentThread().contextClassLoader.getJarResourcePath(changelog)) {
"JAR resource $changelog not found"
}
logger.info("Connecting to $connectionString")
DriverManager.getConnection(connectionString).use { connection ->
logger.info("Loading changelog from $changelogPath")
Liquibase.fromPath(connection, changelogPath).use { liquibase ->
logger.info("Updating...")
Scope.getCurrentScope().setLogLevel(Level.FINE)
liquibase.update(Contexts())
}
}
}
companion object {
private val logger = Logger.getLogger(this::class.java.name)
@JvmStatic fun main(args: Array<String>) = commandLineMain(UpdateSchema(), args)
}
}