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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.hosted.provision.restapi.v2;
import com.yahoo.container.jdisc.HttpRequest;
import com.yahoo.container.jdisc.HttpResponse;
import com.yahoo.slime.Cursor;
import com.yahoo.slime.Slime;
import com.yahoo.vespa.config.SlimeUtils;
import com.yahoo.vespa.hosted.provision.Node;
import com.yahoo.vespa.hosted.provision.NodeRepository;
import com.yahoo.vespa.hosted.provision.node.NodeAcl;
import java.io.File;
import java.io.IOException;
import java.io.OutputStream;
import java.util.Set;
/**
* @author mpolden
*/
public class NodeAclResponse extends HttpResponse {
private static final String CHILDREN_REQUEST_PROPERTY = "children";
private final NodeRepository nodeRepository;
private final Slime slime;
private final boolean aclsForChildren;
public NodeAclResponse(HttpRequest request, NodeRepository nodeRepository) {
super(200);
this.nodeRepository = nodeRepository;
this.slime = new Slime();
this.aclsForChildren = request.getBooleanProperty(CHILDREN_REQUEST_PROPERTY);
final Cursor root = slime.setObject();
final String hostname = baseName(request.getUri().getPath());
toSlime(hostname, root);
}
private void toSlime(String hostname, Cursor object) {
Node node = nodeRepository.getNode(hostname)
.orElseGet(() -> nodeRepository.getConfigNode(hostname)
.orElseThrow(() -> new NotFoundException("No node with hostname '" + hostname + "'")));
Cursor trustedNodesArray = object.setArray("trustedNodes");
nodeRepository.getNodeAcls(node, aclsForChildren).forEach(nodeAcl -> toSlime(nodeAcl, trustedNodesArray));
Cursor trustedNetworksArray = object.setArray("trustedNetworks");
nodeRepository.getNodeAcls(node, aclsForChildren).forEach(nodeAcl -> toSlime(nodeAcl.trustedNetworks(),
nodeAcl.node(),
trustedNetworksArray));
}
private void toSlime(NodeAcl nodeAcl, Cursor array) {
nodeAcl.trustedNodes().forEach(node -> node.ipAddresses().forEach(ipAddress -> {
Cursor object = array.addObject();
object.setString("hostname", node.hostname());
object.setString("type", node.type().name());
object.setString("ipAddress", ipAddress);
object.setString("trustedBy", nodeAcl.node().hostname());
}));
}
private void toSlime(Set<String> trustedNetworks, Node trustedBy, Cursor array) {
trustedNetworks.forEach(network -> {
Cursor object = array.addObject();
object.setString("network", network);
object.setString("trustedBy", trustedBy.hostname());
});
}
@Override
public void render(OutputStream outputStream) throws IOException {
outputStream.write(SlimeUtils.toJsonBytes(slime));
}
@Override
public String getContentType() {
return "application/json";
}
private static String baseName(String path) {
return new File(path).getName();
}
}
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