com.ververica.cdc.cli.utils.FlinkEnvironmentUtils Maven / Gradle / Ivy

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/*
 * Copyright 2023 Ververica Inc.
 *
 * 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 com.ververica.cdc.cli.utils;

import com.ververica.cdc.common.configuration.Configuration;
import com.ververica.cdc.composer.flink.FlinkPipelineComposer;

import java.nio.file.Path;
import java.util.List;

/** Utilities for handling Flink configuration and environment. */
public class FlinkEnvironmentUtils {

    private static final String FLINK_CONF_DIR = "conf";
    private static final String FLINK_CONF_FILENAME = "flink-conf.yaml";

    public static Configuration loadFlinkConfiguration(Path flinkHome) throws Exception {
        Path flinkConfPath = flinkHome.resolve(FLINK_CONF_DIR).resolve(FLINK_CONF_FILENAME);
        return ConfigurationUtils.loadMapFormattedConfig(flinkConfPath);
    }

    public static FlinkPipelineComposer createComposer(
            boolean useMiniCluster, Configuration flinkConfig, List additionalJars) {
        if (useMiniCluster) {
            return FlinkPipelineComposer.ofMiniCluster();
        }
        return FlinkPipelineComposer.ofRemoteCluster(
                org.apache.flink.configuration.Configuration.fromMap(flinkConfig.toMap()),
                additionalJars);
    }
}