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// Copyright 2018 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.hosted.node.admin.task.util.yum;
import com.yahoo.vespa.hosted.node.admin.component.TaskContext;
import com.yahoo.vespa.hosted.node.admin.task.util.file.FileWriter;
import java.nio.file.FileSystem;
import java.nio.file.FileSystems;
import java.nio.file.Path;
import java.util.regex.Pattern;
/**
* @author hakonhall
*/
public class AddYumRepo {
private static final Pattern REPOSITORY_ID_PATTERN = Pattern.compile("^[a-zA-Z0-9_-]+$");
private final String repositoryId; // e.g. "platform_rpms-latest"
private final String name; // e.g. "Platform RPM Latest Repo"
private final String baseurl;
private final boolean enabled;
private final FileSystem fileSystem;
public AddYumRepo(String repositoryId,
String name,
String baseurl,
boolean enabled) {
this(repositoryId, name, baseurl, enabled, FileSystems.getDefault());
}
public boolean converge(TaskContext context) {
Path path = fileSystem.getPath("/etc/yum.repos.d",repositoryId + ".repo");
FileWriter fileWriter = new FileWriter(path, this::getRepoFileContent)
.withOwner("root")
.withGroup("root")
.withPermissions("rw-r--r--")
.onlyIfFileDoesNotAlreadyExist();
return fileWriter.converge(context);
}
private String getRepoFileContent() {
return String.join("\n",
"# This file was generated by node admin",
"# Do NOT modify this file by hand",
"",
"[" + repositoryId + "]",
"name=" + name,
"baseurl=" + baseurl,
"enabled=" + (enabled ? 1 : 0),
"gpgcheck=0"
) + "\n";
}
private static void validateRepositoryId(String repositoryId) {
if (!REPOSITORY_ID_PATTERN.matcher(repositoryId).matches()) {
throw new IllegalArgumentException("Invalid repository ID '" + repositoryId + "'");
}
}
// For testing
AddYumRepo(String repositoryId,
String name,
String baseurl,
boolean enabled,
FileSystem fileSystem) {
this.repositoryId = repositoryId;
this.name = name;
this.baseurl = baseurl;
this.enabled = enabled;
this.fileSystem = fileSystem;
validateRepositoryId(repositoryId);
}
}
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