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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.yahoo.component.Version;
import com.yahoo.config.provision.ApplicationId;
import com.yahoo.config.provision.Capacity;
import com.yahoo.config.provision.ClusterResources;
import com.yahoo.config.provision.NodeResources;
import com.yahoo.config.provision.NodeType;
import com.yahoo.vespa.hosted.provision.Node;
import com.yahoo.vespa.hosted.provision.node.NodeAcl;
import org.junit.Test;
import java.util.Collections;
import java.util.Comparator;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
import java.util.function.Supplier;
import java.util.stream.Collectors;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
/**
* @author mpolden
*/
public class AclProvisioningTest {
private final NodeResources nodeResources = new NodeResources(2, 8, 50, 1);
private ProvisioningTester tester = new ProvisioningTester.Builder().build();
@Test
public void trusted_nodes_for_allocated_node() {
List<Node> configServers = tester.makeConfigServers(3, "d-1-4-10", Version.fromString("6.123.456"));
// Populate repo
tester.makeReadyNodes(10, new NodeResources(1, 4, 10, 1));
List<Node> dockerHost = tester.makeReadyNodes(1, new NodeResources(1, 4, 10, 1), NodeType.host);
ApplicationId zoneApplication = tester.makeApplicationId();
tester.deploy(zoneApplication, Capacity.fromRequiredNodeType(NodeType.host));
tester.makeReadyVirtualDockerNodes(1,new NodeResources(1, 4, 10, 1),
dockerHost.get(0).hostname());
List<Node> proxyNodes = tester.makeReadyNodes(3, new NodeResources(1, 4, 10, 1), NodeType.proxy);
// Allocate 2 nodes
ApplicationId application = tester.makeApplicationId();
List<Node> activeNodes = tester.deploy(application, Capacity.from(new ClusterResources(2, 1, new NodeResources(1, 4, 10, 1)), false, true));
assertEquals(2, activeNodes.size());
// Get trusted nodes for the first active node
Node node = activeNodes.get(0);
List<Node> host = node.parentHostname().flatMap(tester.nodeRepository()::getNode).map(List::of).orElseGet(List::of);
Supplier<List<NodeAcl>> nodeAcls = () -> tester.nodeRepository().getNodeAcls(node, false);
// Trusted nodes are active nodes in same application, proxy nodes and config servers
assertAcls(List.of(activeNodes, proxyNodes, configServers, host),
Set.of("10.2.3.0/24", "10.4.5.0/24"),
nodeAcls.get());
}
@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, nodeResources);
List<Node> proxyNodes = tester.makeReadyNodes(3, "default", NodeType.proxy);
// Allocate 2 nodes to an application
deploy(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(List.of(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, nodeResources);
List<Node> proxyNodes = tester.makeReadyNodes(3, "default", NodeType.proxy);
// Allocate 2 nodes
deploy(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, all config servers and load balancer subnets
assertAcls(List.of(tenantNodes, proxyNodes, configServers), Set.of("10.2.3.0/24", "10.4.5.0/24"), 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();
tester.deploy(zoneApplication, Capacity.fromRequiredNodeType(NodeType.proxy));
// 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(List.of(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.makeReadyVirtualDockerNodes(5, new NodeResources(1, 4, 10, 1),
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(List.of(configServers, dockerNodes, List.of(dockerHostNodeUnderTest)), nodeAcl);
}
}
@Test
public void trusted_nodes_for_controllers() {
tester.makeReadyNodes(3, "default", NodeType.controller);
// Allocate
ApplicationId controllerApplication = tester.makeApplicationId();
List<Node> controllers = tester.deploy(controllerApplication, Capacity.fromRequiredNodeType(NodeType.controller));
// Controllers and hosts all trust each other
List<NodeAcl> controllerAcls = tester.nodeRepository().getNodeAcls(controllers.get(0), false);
assertAcls(List.of(controllers), controllerAcls);
assertEquals(Set.of(22, 80, 4443, 443), controllerAcls.get(0).trustedPorts());
}
@Test
public void trusted_nodes_for_application_with_load_balancer() {
// Provision hosts and containers
var hosts = tester.makeReadyNodes(2, "default", NodeType.host);
tester.deployZoneApp();
for (var host : hosts) {
tester.makeReadyVirtualDockerNodes(2, new NodeResources(2, 8, 50, 1),
host.hostname());
}
// Deploy application
var application = tester.makeApplicationId();
List<Node> activeNodes = deploy(application, 2);
assertEquals(2, activeNodes.size());
// Load balancer is allocated to application
var loadBalancers = tester.nodeRepository().loadBalancers(application);
assertEquals(1, loadBalancers.asList().size());
var lbNetworks = loadBalancers.asList().get(0).instance().networks();
assertEquals(2, lbNetworks.size());
// ACL for nodes with allocation trust their respective load balancer networks, if any
for (var host : hosts) {
var acls = tester.nodeRepository().getNodeAcls(host, true);
assertEquals(2, acls.size());
assertEquals(Set.of(), acls.get(0).trustedNetworks());
assertEquals(application, acls.get(1).node().allocation().get().owner());
assertEquals(lbNetworks, acls.get(1).trustedNetworks());
}
}
@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(Set.of("127.0.1.1"), trustedNodes.next().ipAddresses());
assertEquals(Set.of("127.0.1.2"), trustedNodes.next().ipAddresses());
assertEquals(Set.of("127.0.1.3"), trustedNodes.next().ipAddresses());
}
private List<Node> deploy(int nodeCount) {
return deploy(tester.makeApplicationId(), nodeCount);
}
private List<Node> deploy(ApplicationId application, int nodeCount) {
return tester.deploy(application, Capacity.from(new ClusterResources(nodeCount, 1, nodeResources)));
}
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) {
assertAcls(expectedNodes, Set.of(), actual);
}
private static void assertAcls(List<List<Node>> expectedNodes, Set<String> expectedNetworks, List<NodeAcl> actual) {
List<Node> expectedTrustedNodes = expectedNodes.stream()
.flatMap(List::stream)
.distinct()
.sorted(Comparator.comparing(Node::hostname))
.collect(Collectors.toList());
List<Node> actualTrustedNodes = actual.stream()
.flatMap(acl -> acl.trustedNodes().stream())
.distinct()
.sorted(Comparator.comparing(Node::hostname))
.collect(Collectors.toList());
assertEquals(expectedTrustedNodes, actualTrustedNodes);
Set<String> actualTrustedNetworks = actual.stream()
.flatMap(acl -> acl.trustedNetworks().stream())
.collect(Collectors.toSet());
assertEquals(expectedNetworks, actualTrustedNetworks);
}
}
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