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/*
* # ============LICENSE_START=======================================================
* # Copyright (c) 2021 AT&T Intellectual Property. All rights reserved.
* # ================================================================================
* # 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.
* # ============LICENSE_END=========================================================
*/
package org.onap.dcaegen2.platform.helmchartgenerator.chartbuilder;
import lombok.Setter;
import lombok.extern.slf4j.Slf4j;
import org.onap.dcaegen2.platform.helmchartgenerator.models.chartinfo.ChartInfo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import java.io.File;
import static org.onap.dcaegen2.platform.helmchartgenerator.Utils.cloneFileToTempLocation;
import static org.onap.dcaegen2.platform.helmchartgenerator.Utils.deleteTempFileLocation;
/**
* ChartGenerator interacts with HelmClient and generates a packaged helm chart
* @author Dhrumin Desai
*/
@Component
@Slf4j
public class ChartGenerator {
@Setter
@Autowired
private HelmClient helmClient;
@Setter
@Autowired
private KeyValueMerger merger;
/**
* Constructor for ChartGenerator
* @param helmClient HelmClient implementation
* @param merger KeyValueMerger implementation
*/
public ChartGenerator(HelmClient helmClient, KeyValueMerger merger) {
this.helmClient = helmClient;
this.merger = merger;
}
/**
* Merges the key-values from the helm base template and parsed spec file and generates a new packaged helm chart
* @param chartBlueprintLocation location of the base helm chart template
* @param chartInfo chartInfo object with key-values parsed from the specfile.
* @param outputLocation location to store the helm chart
* @return generated helm chart tgz file
*/
public File generate(String chartBlueprintLocation, ChartInfo chartInfo, String outputLocation) {
File newChartDir = cloneFileToTempLocation(chartBlueprintLocation + "/base");
merger.mergeValuesToChart(chartInfo, newChartDir);
helmClient.lint(newChartDir);
final File chartLocation = helmClient.packageChart(newChartDir, outputLocation);
deleteTempFileLocation(newChartDir);
return chartLocation;
}
}
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