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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.provisioning;
import com.google.common.collect.ImmutableSet;
import com.yahoo.component.Version;
import com.yahoo.config.provision.ApplicationId;
import com.yahoo.config.provision.Capacity;
import com.yahoo.config.provision.ClusterSpec;
import com.yahoo.config.provision.HostSpec;
import com.yahoo.config.provision.NodeType;
import com.yahoo.config.provision.Zone;
import com.yahoo.vespa.hosted.provision.Node;
import com.yahoo.vespa.hosted.provision.node.NodeAcl;
import org.junit.Before;
import org.junit.Test;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
import java.util.stream.Collectors;
import static com.yahoo.vespa.hosted.provision.provisioning.ProvisioningTester.createConfig;
import static java.util.Collections.singleton;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
/**
* @author mpolden
*/
public class AclProvisioningTest {
private ProvisioningTester tester;
@Before
public void before() {
this.tester = new ProvisioningTester(Zone.defaultZone(), createConfig());
}
@Test
public void trusted_nodes_for_allocated_node() {
List<Node> configServers = tester.makeConfigServers(3, "default", Version.fromString("6.123.456"));
// Populate repo
tester.makeReadyNodes(10, "default");
List<Node> dockerHost = tester.makeReadyNodes(1, "default", NodeType.host);
tester.makeReadyDockerNodes(1, "default", dockerHost.get(0).id());
List<Node> proxyNodes = tester.makeReadyNodes(3, "default", NodeType.proxy);
// Allocate 2 nodes
List<Node> activeNodes = allocateNodes(2);
assertEquals(2, activeNodes.size());
// Get trusted nodes for the first active node
Node node = activeNodes.get(0);
List<NodeAcl> nodeAcls = tester.nodeRepository().getNodeAcls(node, false);
// Trusted nodes is active nodes in same application, proxy nodes and config servers
assertAcls(Arrays.asList(activeNodes, proxyNodes, configServers, dockerHost), nodeAcls);
}
@Test
public void trusted_nodes_for_unallocated_node() {
List<Node> configServers = tester.makeConfigServers(3, "default", Version.fromString("6.123.456"));
// Populate repo
tester.makeReadyNodes(10, "default");
List<Node> proxyNodes = tester.makeReadyNodes(3, "default", NodeType.proxy);
// Allocate 2 nodes to an application
allocateNodes(2);
// Get trusted nodes for a ready tenant node
Node node = tester.nodeRepository().getNodes(NodeType.tenant, Node.State.ready).get(0);
List<NodeAcl> nodeAcls = tester.nodeRepository().getNodeAcls(node, false);
List<Node> tenantNodes = tester.nodeRepository().getNodes(NodeType.tenant);
// Trusted nodes are all proxy-, config-, and, tenant-nodes
assertAcls(Arrays.asList(proxyNodes, configServers, tenantNodes), nodeAcls);
}
@Test
public void trusted_nodes_for_config_server() {
List<Node> configServers = tester.makeConfigServers(3, "default", Version.fromString("6.123.456"));
// Populate repo
tester.makeReadyNodes(10, "default");
List<Node> proxyNodes = tester.makeReadyNodes(3, "default", NodeType.proxy);
// Allocate 2 nodes
allocateNodes(4);
List<Node> tenantNodes = tester.nodeRepository().getNodes(NodeType.tenant);
// Get trusted nodes for the first config server
Node node = tester.nodeRepository().getNode("cfg1")
.orElseThrow(() -> new RuntimeException("Failed to find cfg1"));
List<NodeAcl> nodeAcls = tester.nodeRepository().getNodeAcls(node, false);
// Trusted nodes is all tenant nodes, all proxy nodes and all config servers
assertAcls(Arrays.asList(tenantNodes, proxyNodes, configServers), nodeAcls);
}
@Test
public void trusted_nodes_for_proxy() {
List<Node> configServers = tester.makeConfigServers(3, "default", Version.fromString("6.123.456"));
// Populate repo
tester.makeReadyNodes(10, "default");
tester.makeReadyNodes(3, "default", NodeType.proxy);
// Deploy zone application
ApplicationId zoneApplication = tester.makeApplicationId();
allocateNodes(Capacity.fromRequiredNodeType(NodeType.proxy), zoneApplication);
// Get trusted nodes for first proxy node
List<Node> proxyNodes = tester.nodeRepository().getNodes(zoneApplication);
Node node = proxyNodes.get(0);
List<NodeAcl> nodeAcls = tester.nodeRepository().getNodeAcls(node, false);
// Trusted nodes is all config servers and all proxy nodes
assertAcls(Arrays.asList(proxyNodes, configServers), nodeAcls);
}
@Test
public void trusted_nodes_for_children_of_docker_host() {
List<Node> configServers = tester.makeConfigServers(3, "default", Version.fromString("6.123.456"));
// Populate repo
List<Node> dockerHostNodes = tester.makeReadyNodes(2, "default", NodeType.host);
Node dockerHostNodeUnderTest = dockerHostNodes.get(0);
List<Node> dockerNodes = tester.makeReadyDockerNodes(5, "dockerSmall",
dockerHostNodeUnderTest.hostname());
List<NodeAcl> acls = tester.nodeRepository().getNodeAcls(dockerHostNodeUnderTest, true);
// ACLs for each container on the Docker host
assertFalse(dockerNodes.isEmpty());
assertEquals(dockerNodes.size(), acls.size());
for (Node dockerNode : dockerNodes) {
NodeAcl nodeAcl = acls.stream()
.filter(acl -> acl.node().equals(dockerNode))
.findFirst()
.orElseThrow(() -> new RuntimeException("Expected to find ACL for node " + dockerNode.hostname()));
assertEquals(dockerHostNodeUnderTest.hostname(), dockerNode.parentHostname().get());
assertAcls(Arrays.asList(configServers, dockerNodes), nodeAcl);
}
}
@Test
public void trusted_nodes_for_controllers() {
tester.makeReadyNodes(3, "default", NodeType.controller);
// Allocate
ApplicationId controllerApplication = tester.makeApplicationId();
List<Node> controllers = allocateNodes(Capacity.fromRequiredNodeType(NodeType.controller), controllerApplication);
// Controllers and hosts all trust each other
List<NodeAcl> controllerAcls = tester.nodeRepository().getNodeAcls(controllers.get(0), false);
assertAcls(Collections.singletonList(controllers), controllerAcls);
assertEquals(ImmutableSet.of(22, 4443, 443), controllerAcls.get(0).trustedPorts());
}
@Test
public void resolves_hostnames_from_connection_spec() {
tester.makeConfigServers(3, "default", Version.fromString("6.123.456"));
List<Node> readyNodes = tester.makeReadyNodes(1, "default", NodeType.proxy);
List<NodeAcl> nodeAcls = tester.nodeRepository().getNodeAcls(readyNodes.get(0), false);
assertEquals(3, nodeAcls.get(0).trustedNodes().size());
Iterator<Node> trustedNodes = nodeAcls.get(0).trustedNodes().iterator();
assertEquals(singleton("127.0.1.1"), trustedNodes.next().ipAddresses());
assertEquals(singleton("127.0.1.2"), trustedNodes.next().ipAddresses());
assertEquals(singleton("127.0.1.3"), trustedNodes.next().ipAddresses());
}
private List<Node> allocateNodes(int nodeCount) {
return allocateNodes(Capacity.fromNodeCount(nodeCount), tester.makeApplicationId());
}
private List<Node> allocateNodes(Capacity capacity, ApplicationId applicationId) {
ClusterSpec cluster = ClusterSpec.request(ClusterSpec.Type.content, ClusterSpec.Id.from("test"),
Version.fromString("6.42"), false);
List<HostSpec> prepared = tester.prepare(applicationId, cluster, capacity, 1);
tester.activate(applicationId, new HashSet<>(prepared));
return tester.getNodes(applicationId, Node.State.active).asList();
}
private static void assertAcls(List<List<Node>> expected, NodeAcl actual) {
assertAcls(expected, Collections.singletonList(actual));
}
private static void assertAcls(List<List<Node>> expectedNodes, List<NodeAcl> actual) {
Set<Node> expectedTrustedNodes = expectedNodes.stream()
.flatMap(Collection::stream)
.collect(Collectors.toSet());
Set<Node> actualTrustedNodes = actual.stream()
.flatMap(acl -> acl.trustedNodes().stream())
.collect(Collectors.toSet());
assertEquals(expectedTrustedNodes, actualTrustedNodes);
Set<String> actualTrustedNetworks = actual.stream()
.flatMap(acl -> acl.trustedNetworks().stream())
.collect(Collectors.toSet());
assertTrue("No networks are trusted", actualTrustedNetworks.isEmpty());
}
}
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