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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.node.admin.configserver.noderepository;
import com.yahoo.config.provision.NodeType;
import com.yahoo.vespa.hosted.node.admin.task.util.network.IPVersion;
import org.junit.jupiter.api.Test;
import java.util.Arrays;
import java.util.Set;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import static org.junit.jupiter.api.Assertions.assertEquals;
/**
*
* @author smorgrav
*/
public class AclTest {
private static final Acl aclCommon = new Acl(
Set.of(1234, 453), Set.of(4321),
testNodes(Set.of(), "192.1.2.2", "fb00::1", "fe80::2", "fe80::3"),
Set.of());
private static final Acl aclWithoutPorts = new Acl(
Set.of(), Set.of(),
testNodes(Set.of(), "192.1.2.2", "fb00::1", "fe80::2"),
Set.of());
@Test
void no_trusted_ports() {
String listRulesIpv4 = String.join("\n", aclWithoutPorts.toRules(IPVersion.IPv4));
assertEquals(
"""
-P INPUT ACCEPT
-P FORWARD ACCEPT
-P OUTPUT ACCEPT
-A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
-A INPUT -i lo -j ACCEPT
-A INPUT -p icmp -j ACCEPT
-A INPUT -s 192.1.2.2/32 -j ACCEPT
-A INPUT -j REJECT --reject-with icmp-port-unreachable""",
listRulesIpv4);
}
@Test
void ipv4_rules() {
String listRulesIpv4 = String.join("\n", aclCommon.toRules(IPVersion.IPv4));
assertEquals(
"""
-P INPUT ACCEPT
-P FORWARD ACCEPT
-P OUTPUT ACCEPT
-A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
-A INPUT -i lo -j ACCEPT
-A INPUT -p icmp -j ACCEPT
-A INPUT -p tcp -m multiport --dports 453,1234 -j ACCEPT
-A INPUT -p udp -m multiport --dports 4321 -j ACCEPT
-A INPUT -s 192.1.2.2/32 -j ACCEPT
-A INPUT -j REJECT --reject-with icmp-port-unreachable""",
listRulesIpv4);
}
@Test
void ipv6_rules() {
String listRulesIpv6 = String.join("\n", aclCommon.toRules(IPVersion.IPv6));
assertEquals(
"""
-P INPUT ACCEPT
-P FORWARD ACCEPT
-P OUTPUT ACCEPT
-A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
-A INPUT -i lo -j ACCEPT
-A INPUT -p ipv6-icmp -j ACCEPT
-A INPUT -p tcp -m multiport --dports 453,1234 -j ACCEPT
-A INPUT -p udp -m multiport --dports 4321 -j ACCEPT
-A INPUT -s fb00::1/128 -j ACCEPT
-A INPUT -s fe80::2/128 -j ACCEPT
-A INPUT -s fe80::3/128 -j ACCEPT
-A INPUT -j REJECT --reject-with icmp6-port-unreachable""", listRulesIpv6);
}
@Test
void ipv6_rules_stable_order() {
Acl aclCommonDifferentOrder = new Acl(
Set.of(453, 1234), Set.of(4321),
testNodes(Set.of(), "fe80::2", "192.1.2.2", "fb00::1", "fe80::3"),
Set.of());
for (IPVersion ipVersion : IPVersion.values()) {
assertEquals(aclCommon.toRules(ipVersion), aclCommonDifferentOrder.toRules(ipVersion));
}
}
@Test
void trusted_networks() {
Acl acl = new Acl(Set.of(4080), Set.of(), testNodes(Set.of(), "127.0.0.1"), Set.of("10.0.0.0/24", "2001:db8::/32"));
assertEquals("""
-P INPUT ACCEPT
-P FORWARD ACCEPT
-P OUTPUT ACCEPT
-A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
-A INPUT -i lo -j ACCEPT
-A INPUT -p icmp -j ACCEPT
-A INPUT -p tcp -m multiport --dports 4080 -j ACCEPT
-A INPUT -s 127.0.0.1/32 -j ACCEPT
-A INPUT -s 10.0.0.0/24 -j ACCEPT
-A INPUT -j REJECT --reject-with icmp-port-unreachable""",
String.join("\n", acl.toRules(IPVersion.IPv4)));
assertEquals("""
-P INPUT ACCEPT
-P FORWARD ACCEPT
-P OUTPUT ACCEPT
-A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
-A INPUT -i lo -j ACCEPT
-A INPUT -p ipv6-icmp -j ACCEPT
-A INPUT -p tcp -m multiport --dports 4080 -j ACCEPT
-A INPUT -s 2001:db8::/32 -j ACCEPT
-A INPUT -j REJECT --reject-with icmp6-port-unreachable""",
String.join("\n", acl.toRules(IPVersion.IPv6)));
}
@Test
void config_server_acl() {
Set<Acl.Node> testNodes = Stream.concat(testNodes(NodeType.config, Set.of(), "172.17.0.41", "172.17.0.42", "172.17.0.43").stream(),
testNodes(NodeType.tenant, Set.of(19070), "172.17.0.81", "172.17.0.82", "172.17.0.83").stream())
.collect(Collectors.toSet());
Acl acl = new Acl(Set.of(22, 4443), Set.of(), testNodes, Set.of());
assertEquals("""
-P INPUT ACCEPT
-P FORWARD ACCEPT
-P OUTPUT ACCEPT
-A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
-A INPUT -i lo -j ACCEPT
-A INPUT -p icmp -j ACCEPT
-A INPUT -p tcp -m multiport --dports 22,4443 -j ACCEPT
-A INPUT -s 172.17.0.41/32 -j ACCEPT
-A INPUT -s 172.17.0.42/32 -j ACCEPT
-A INPUT -s 172.17.0.43/32 -j ACCEPT
-A INPUT -s 172.17.0.81/32 -p tcp -m multiport --dports 19070 -j ACCEPT
-A INPUT -s 172.17.0.82/32 -p tcp -m multiport --dports 19070 -j ACCEPT
-A INPUT -s 172.17.0.83/32 -p tcp -m multiport --dports 19070 -j ACCEPT
-A INPUT -j REJECT --reject-with icmp-port-unreachable""",
String.join("\n", acl.toRules(IPVersion.IPv4)));
Set<Acl.Node> testNodes2 = Stream.concat(testNodes(NodeType.config, Set.of(), "2001:db8::41", "2001:db8::42", "2001:db8::43").stream(),
testNodes(NodeType.tenant, Set.of(19070), "2001:db8::81", "2001:db8::82", "2001:db8::83").stream())
.collect(Collectors.toSet());
Acl acl2 = new Acl(Set.of(22, 4443), Set.of(), testNodes2, Set.of());
assertEquals("""
-P INPUT ACCEPT
-P FORWARD ACCEPT
-P OUTPUT ACCEPT
-A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
-A INPUT -i lo -j ACCEPT
-A INPUT -p ipv6-icmp -j ACCEPT
-A INPUT -p tcp -m multiport --dports 22,4443 -j ACCEPT
-A INPUT -s 2001:db8::41/128 -j ACCEPT
-A INPUT -s 2001:db8::42/128 -j ACCEPT
-A INPUT -s 2001:db8::43/128 -j ACCEPT
-A INPUT -s 2001:db8::81/128 -p tcp -m multiport --dports 19070 -j ACCEPT
-A INPUT -s 2001:db8::82/128 -p tcp -m multiport --dports 19070 -j ACCEPT
-A INPUT -s 2001:db8::83/128 -p tcp -m multiport --dports 19070 -j ACCEPT
-A INPUT -j REJECT --reject-with icmp6-port-unreachable""",
String.join("\n", acl2.toRules(IPVersion.IPv6)));
}
private static Set<Acl.Node> testNodes(Set<Integer> ports, String... address) {
return testNodes(NodeType.tenant, ports, address);
}
private static Set<Acl.Node> testNodes(NodeType nodeType, Set<Integer> ports, String... address) {
return Arrays.stream(address)
.map(addr -> new Acl.Node("hostname", addr, ports))
.collect(Collectors.toUnmodifiableSet());
}
}
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