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// Copyright Yahoo. 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.Cloud;
import com.yahoo.config.provision.CloudAccount;
import com.yahoo.config.provision.ClusterResources;
import com.yahoo.config.provision.Environment;
import com.yahoo.config.provision.NodeResources;
import com.yahoo.config.provision.NodeType;
import com.yahoo.config.provision.RegionName;
import com.yahoo.config.provision.SystemName;
import com.yahoo.config.provision.Zone;
import com.yahoo.vespa.hosted.provision.Node;
import com.yahoo.vespa.hosted.provision.NodeList;
import com.yahoo.vespa.hosted.provision.node.IP;
import com.yahoo.vespa.hosted.provision.node.NodeAcl;
import com.yahoo.vespa.hosted.provision.node.NodeAcl.TrustedNode;
import org.junit.Test;
import java.util.Comparator;
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 final ProvisioningTester tester = new ProvisioningTester.Builder().build();
@Test
public void trusted_nodes_for_allocated_node() {
NodeList 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> host = tester.makeReadyNodes(1, new NodeResources(1, 4, 10, 1), NodeType.host);
tester.activateTenantHosts();
tester.makeReadyChildren(1, new NodeResources(1, 4, 10, 1),
host.get(0).hostname());
List<Node> proxyNodes = tester.makeReadyNodes(3, new NodeResources(1, 4, 10, 1), NodeType.proxy);
// Allocate 2 nodes
ApplicationId application = ProvisioningTester.applicationId();
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> hostOfNode = node.parentHostname().flatMap(tester.nodeRepository().nodes()::node).map(List::of).orElseGet(List::of);
Supplier<NodeAcl> nodeAcls = () -> node.acl(tester.nodeRepository().nodes().list(), tester.nodeRepository().loadBalancers(), tester.nodeRepository().zone());
// Trusted nodes are active nodes in same application, proxy nodes and config servers
assertAcls(trustedNodesOf(List.of(activeNodes, proxyNodes, configServers.asList(), hostOfNode), node.cloudAccount()),
Set.of("10.2.3.0/24", "10.4.5.0/24"),
List.of(nodeAcls.get()));
}
@Test
public void trusted_nodes_for_parked_node() {
NodeList configServers = tester.makeConfigServers(3, "default", Version.fromString("6.123.456"));
// Populate repo
List<Node> tenantNodes = tester.makeReadyNodes(10, nodeResources);
List<Node> proxyNodes = tester.makeReadyNodes(3, "default", NodeType.proxy);
// Allocate 2 nodes to an application
Set<String> deployedTenantNodes = deploy(2).stream().map(Node::hostname).collect(Collectors.toSet());
tester.move(Node.State.parked, tenantNodes.stream()
.filter(node -> !deployedTenantNodes.contains(node.hostname()))
.toList());
// Get trusted nodes for a parked tenant node
Node node = tester.nodeRepository().nodes().list(Node.State.parked).nodeType(NodeType.tenant).first().get();
NodeAcl nodeAcl = node.acl(tester.nodeRepository().nodes().list(), tester.nodeRepository().loadBalancers(), tester.nodeRepository().zone());
// Trusted nodes are all config-nodes
assertAcls(trustedNodesOf(List.of(proxyNodes, configServers.asList()), node.cloudAccount()), List.of(nodeAcl));
}
@Test
public void trusted_nodes_for_config_server() {
NodeList configNodes = tester.makeConfigServers(3, "default", Version.fromString("6.123.456"));
// Populate repo
List<Node> proxyHosts = tester.makeReadyNodes(2, nodeResources, NodeType.proxyhost, 5);
List<Node> proxyNodes = tester.makeReadyNodes(3, "default", NodeType.proxy);
tester.makeReadyHosts(2, nodeResources)
.activateTenantHosts();
// Allocate nodes
deploy(2);
NodeList nodes = tester.nodeRepository().nodes().list();
NodeList tenantNodes = nodes.nodeType(NodeType.tenant);
NodeList tenantHosts = nodes.nodeType(NodeType.host);
// Get trusted nodes for the first config server
Node node = tester.nodeRepository().nodes().node("cfg1")
.orElseThrow(() -> new RuntimeException("Failed to find cfg1"));
NodeAcl nodeAcl = node.acl(nodes, tester.nodeRepository().loadBalancers(), tester.nodeRepository().zone());
// Trusted nodes is all tenant nodes, all proxy nodes, all config servers and load balancer subnets
// All tenant hosts because nodes are IPv6 and cfg are IPv4, so traffic is NATed.
// NOT proxy hosts because proxies are dual-stacked so no NAT is needed
IP.Space ipSpace = IP.Space.of(tester.nodeRepository().zone(), node.cloudAccount());
assertAcls(List.of(TrustedNode.of(tenantHosts, Set.of(19070), ipSpace),
TrustedNode.of(tenantNodes, Set.of(19070), ipSpace),
TrustedNode.of(proxyNodes, Set.of(19070), ipSpace),
TrustedNode.of(configNodes, ipSpace)),
Set.of("10.2.3.0/24", "10.4.5.0/24"),
List.of(nodeAcl));
assertEquals(Set.of(22, 4443), nodeAcl.trustedPorts());
assertEquals(Set.of(), nodeAcl.trustedUdpPorts());
// WireGuard UDP port is trusted in Public AWS zones
var publicTester = new ProvisioningTester.Builder().zone(new Zone(Cloud.builder().allowEnclave(true).account(CloudAccount.from("000000000000")).build(), SystemName.Public, Environment.defaultEnvironment(), RegionName.defaultName())).build();
publicTester.makeConfigServers(3, "default", Version.fromString("6.123.456"));
Node publicCfgNode = publicTester.nodeRepository().nodes().node("cfg1")
.orElseThrow(() -> new RuntimeException("Failed to find cfg1"));
NodeAcl publicNodeAcl = publicCfgNode.acl(nodes, publicTester.nodeRepository().loadBalancers(), publicTester.nodeRepository().zone());
assertEquals(Set.of(51820), publicNodeAcl.trustedUdpPorts());
}
@Test
public void trusted_nodes_for_proxy() {
NodeList 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
tester.prepareAndActivateInfraApplication(NodeType.proxy);
// Get trusted nodes for first proxy node
NodeList proxyNodes = tester.nodeRepository().nodes().list().nodeType(NodeType.proxy);
Node node = proxyNodes.first().get();
NodeAcl nodeAcl = node.acl(tester.nodeRepository().nodes().list(), tester.nodeRepository().loadBalancers(), tester.nodeRepository().zone());
// Trusted nodes is all config servers and all proxy nodes
assertAcls(trustedNodesOf(List.of(proxyNodes.asList(), configServers.asList()), node.cloudAccount()), List.of(nodeAcl));
assertEquals(Set.of(22, 443, 4443), nodeAcl.trustedPorts());
assertEquals(Set.of(), nodeAcl.trustedUdpPorts());
}
@Test
public void trusted_nodes_for_children() {
NodeList configServers = tester.makeConfigServers(3, "default", Version.fromString("6.123.456"));
// Populate repo
List<Node> hosts = tester.makeReadyNodes(2, "default", NodeType.host);
Node host = hosts.get(0);
List<Node> nodes = tester.makeReadyChildren(5, new NodeResources(1, 4, 10, 1),
host.hostname());
List<NodeAcl> acls = tester.nodeRepository().getChildAcls(host);
// ACLs for each container on the host
assertFalse(nodes.isEmpty());
assertEquals(nodes.size(), acls.size());
for (Node node : nodes) {
NodeAcl nodeAcl = acls.stream()
.filter(acl -> acl.node().equals(node))
.findFirst()
.orElseThrow(() -> new RuntimeException("Expected to find ACL for node " + node.hostname()));
assertEquals(host.hostname(), node.parentHostname().get());
assertAcls(trustedNodesOf(List.of(configServers.asList(), List.of(host)), node.cloudAccount()), nodeAcl);
}
}
@Test
public void trusted_nodes_for_controllers() {
tester.makeReadyNodes(3, "default", NodeType.controller);
// Allocate
tester.prepareAndActivateInfraApplication(NodeType.controller);
List<Node> controllers = tester.nodeRepository().nodes().list().nodeType(NodeType.controller).asList();
// Controllers and hosts all trust each other
NodeAcl controllerAcl = controllers.get(0).acl(tester.nodeRepository().nodes().list(), tester.nodeRepository().loadBalancers(), tester.nodeRepository().zone());
assertAcls(trustedNodesOf(List.of(controllers), controllers.get(0).cloudAccount()), Set.of("10.2.3.0/24", "10.4.5.0/24"), List.of(controllerAcl));
assertEquals(Set.of(22, 4443, 443), controllerAcl.trustedPorts());
assertEquals(Set.of(), controllerAcl.trustedUdpPorts());
}
@Test
public void trusted_nodes_for_application_with_load_balancer() {
// Provision hosts and containers
var hosts = tester.makeReadyNodes(2, "default", NodeType.host);
tester.activateTenantHosts();
for (var host : hosts) {
tester.makeReadyChildren(2, new NodeResources(2, 8, 50, 1),
host.hostname());
}
// Deploy application
var application = ProvisioningTester.applicationId();
List<Node> activeNodes = deploy(application, 2);
assertEquals(2, activeNodes.size());
// Load balancer is allocated to application
var loadBalancers = tester.nodeRepository().loadBalancers().list(application);
assertEquals(1, loadBalancers.asList().size());
var lbNetworks = loadBalancers.asList().get(0).instance().get().networks();
assertEquals(2, lbNetworks.size());
// ACL for nodes with allocation trust their respective load balancer networks, if any
for (var host : hosts) {
List<NodeAcl> acls = tester.nodeRepository().getChildAcls(host);
assertEquals(2, acls.size());
for (var acl : acls) {
if (acl.node().allocation().isPresent()) {
assertEquals(lbNetworks, acl.trustedNetworks());
assertEquals(application, acl.node().allocation().get().owner());
} else {
assertEquals(Set.of(), acl.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);
NodeAcl nodeAcl = readyNodes.get(0).acl(tester.nodeRepository().nodes().list(), tester.nodeRepository().loadBalancers(), tester.nodeRepository().zone());
assertEquals(3, nodeAcl.trustedNodes().size());
assertEquals(List.of(Set.of("127.0.1.1"), Set.of("127.0.1.2"), Set.of("127.0.1.3")),
nodeAcl.trustedNodes().stream().map(TrustedNode::ipAddresses).toList());
}
private List<List<TrustedNode>> trustedNodesOf(List<List<Node>> nodes, Set<Integer> ports, CloudAccount cloudAccount) {
IP.Space ipSpace = IP.Space.of(tester.nodeRepository().zone(), cloudAccount);
return nodes.stream().map(node -> TrustedNode.of(node, ports, ipSpace)).toList();
}
private List<List<TrustedNode>> trustedNodesOf(List<List<Node>> nodes, CloudAccount cloudAccount) {
return trustedNodesOf(nodes, Set.of(), cloudAccount);
}
private List<Node> deploy(int nodeCount) {
return deploy(ProvisioningTester.applicationId(), 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<TrustedNode>> expected, NodeAcl actual) {
assertAcls(expected, List.of(actual));
}
private static void assertAcls(List<List<TrustedNode>> expectedNodes, List<NodeAcl> actual) {
assertAcls(expectedNodes, Set.of(), actual);
}
private static void assertAcls(List<List<TrustedNode>> expectedNodes, Set<String> expectedNetworks, List<NodeAcl> actual) {
List<TrustedNode> expectedTrustedNodes = expectedNodes.stream()
.flatMap(List::stream)
.distinct()
.sorted(Comparator.comparing(TrustedNode::hostname))
.toList();
List<TrustedNode> actualTrustedNodes = actual.stream()
.flatMap(acl -> acl.trustedNodes().stream())
.distinct()
.sorted(Comparator.comparing(TrustedNode::hostname))
.toList();
assertEquals(expectedTrustedNodes, actualTrustedNodes);
Set<String> actualTrustedNetworks = actual.stream()
.flatMap(acl -> acl.trustedNetworks().stream())
.collect(Collectors.toSet());
assertEquals(expectedNetworks, actualTrustedNetworks);
}
}
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