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test-blocklist.js
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'use strict';
require('../common');
const {
BlockList,
SocketAddress,
} = require('net');
const assert = require('assert');
const util = require('util');
{
const blockList = new BlockList();
[1, [], {}, null, 1n, undefined, null].forEach((i) => {
assert.throws(() => blockList.addAddress(i), {
code: 'ERR_INVALID_ARG_TYPE'
});
});
[1, [], {}, null, 1n, null].forEach((i) => {
assert.throws(() => blockList.addAddress('1.1.1.1', i), {
code: 'ERR_INVALID_ARG_TYPE'
});
});
assert.throws(() => blockList.addAddress('1.1.1.1', 'foo'), {
code: 'ERR_INVALID_ARG_VALUE'
});
[1, [], {}, null, 1n, undefined, null].forEach((i) => {
assert.throws(() => blockList.addRange(i), {
code: 'ERR_INVALID_ARG_TYPE'
});
assert.throws(() => blockList.addRange('1.1.1.1', i), {
code: 'ERR_INVALID_ARG_TYPE'
});
});
[1, [], {}, null, 1n, null].forEach((i) => {
assert.throws(() => blockList.addRange('1.1.1.1', '1.1.1.2', i), {
code: 'ERR_INVALID_ARG_TYPE'
});
});
assert.throws(() => blockList.addRange('1.1.1.1', '1.1.1.2', 'foo'), {
code: 'ERR_INVALID_ARG_VALUE'
});
}
{
const blockList = new BlockList();
blockList.addAddress('1.1.1.1');
blockList.addAddress('8592:757c:efae:4e45:fb5d:d62a:0d00:8e17', 'ipv6');
blockList.addAddress('::ffff:1.1.1.2', 'ipv6');
assert(blockList.check('1.1.1.1'));
assert(!blockList.check('1.1.1.1', 'ipv6'));
assert(!blockList.check('8592:757c:efae:4e45:fb5d:d62a:0d00:8e17'));
assert(blockList.check('8592:757c:efae:4e45:fb5d:d62a:0d00:8e17', 'ipv6'));
assert(blockList.check('::ffff:1.1.1.1', 'ipv6'));
assert(blockList.check('::ffff:1.1.1.1', 'IPV6'));
assert(blockList.check('1.1.1.2'));
assert(!blockList.check('1.2.3.4'));
assert(!blockList.check('::1', 'ipv6'));
}
{
const blockList = new BlockList();
const sa1 = new SocketAddress({ address: '1.1.1.1' });
const sa2 = new SocketAddress({
address: '8592:757c:efae:4e45:fb5d:d62a:0d00:8e17',
family: 'ipv6'
});
const sa3 = new SocketAddress({ address: '1.1.1.2' });
blockList.addAddress(sa1);
blockList.addAddress(sa2);
blockList.addAddress('::ffff:1.1.1.2', 'ipv6');
assert(blockList.check('1.1.1.1'));
assert(blockList.check(sa1));
assert(!blockList.check('1.1.1.1', 'ipv6'));
assert(!blockList.check('8592:757c:efae:4e45:fb5d:d62a:0d00:8e17'));
assert(blockList.check('8592:757c:efae:4e45:fb5d:d62a:0d00:8e17', 'ipv6'));
assert(blockList.check(sa2));
assert(blockList.check('::ffff:1.1.1.1', 'ipv6'));
assert(blockList.check('::ffff:1.1.1.1', 'IPV6'));
assert(blockList.check('1.1.1.2'));
assert(blockList.check(sa3));
assert(!blockList.check('1.2.3.4'));
assert(!blockList.check('::1', 'ipv6'));
}
{
const blockList = new BlockList();
blockList.addRange('1.1.1.1', '1.1.1.10');
blockList.addRange('::1', '::f', 'ipv6');
assert(!blockList.check('1.1.1.0'));
for (let n = 1; n <= 10; n++)
assert(blockList.check(`1.1.1.${n}`));
assert(!blockList.check('1.1.1.11'));
assert(!blockList.check('::0', 'ipv6'));
for (let n = 0x1; n <= 0xf; n++) {
assert(blockList.check(`::${n.toString(16)}`, 'ipv6'),
`::${n.toString(16)} check failed`);
}
assert(!blockList.check('::10', 'ipv6'));
}
{
const blockList = new BlockList();
const sa1 = new SocketAddress({ address: '1.1.1.1' });
const sa2 = new SocketAddress({ address: '1.1.1.10' });
const sa3 = new SocketAddress({ address: '::1', family: 'ipv6' });
const sa4 = new SocketAddress({ address: '::f', family: 'ipv6' });
blockList.addRange(sa1, sa2);
blockList.addRange(sa3, sa4);
assert(!blockList.check('1.1.1.0'));
for (let n = 1; n <= 10; n++)
assert(blockList.check(`1.1.1.${n}`));
assert(!blockList.check('1.1.1.11'));
assert(!blockList.check('::0', 'ipv6'));
for (let n = 0x1; n <= 0xf; n++) {
assert(blockList.check(`::${n.toString(16)}`, 'ipv6'),
`::${n.toString(16)} check failed`);
}
assert(!blockList.check('::10', 'ipv6'));
}
{
const blockList = new BlockList();
blockList.addSubnet('1.1.1.0', 16);
blockList.addSubnet('8592:757c:efae:4e45::', 64, 'ipv6');
assert(blockList.check('1.1.0.1'));
assert(blockList.check('1.1.1.1'));
assert(!blockList.check('1.2.0.1'));
assert(blockList.check('::ffff:1.1.0.1', 'ipv6'));
assert(blockList.check('8592:757c:efae:4e45:f::', 'ipv6'));
assert(blockList.check('8592:757c:efae:4e45::f', 'ipv6'));
assert(!blockList.check('8592:757c:efae:4f45::f', 'ipv6'));
}
{
const blockList = new BlockList();
const sa1 = new SocketAddress({ address: '1.1.1.0' });
const sa2 = new SocketAddress({ address: '1.1.1.1' });
blockList.addSubnet(sa1, 16);
blockList.addSubnet('8592:757c:efae:4e45::', 64, 'ipv6');
assert(blockList.check('1.1.0.1'));
assert(blockList.check(sa2));
assert(!blockList.check('1.2.0.1'));
assert(blockList.check('::ffff:1.1.0.1', 'ipv6'));
assert(blockList.check('8592:757c:efae:4e45:f::', 'ipv6'));
assert(blockList.check('8592:757c:efae:4e45::f', 'ipv6'));
assert(!blockList.check('8592:757c:efae:4f45::f', 'ipv6'));
}
{
const blockList = new BlockList();
blockList.addAddress('1.1.1.1');
blockList.addRange('10.0.0.1', '10.0.0.10');
blockList.addSubnet('8592:757c:efae:4e45::', 64, 'IpV6'); // Case insensitive
const rulesCheck = [
'Subnet: IPv6 8592:757c:efae:4e45::/64',
'Range: IPv4 10.0.0.1-10.0.0.10',
'Address: IPv4 1.1.1.1',
];
assert.deepStrictEqual(blockList.rules, rulesCheck);
assert(blockList.check('1.1.1.1'));
assert(blockList.check('10.0.0.5'));
assert(blockList.check('::ffff:10.0.0.5', 'ipv6'));
assert(blockList.check('8592:757c:efae:4e45::f', 'ipv6'));
assert(!blockList.check('123.123.123.123'));
assert(!blockList.check('8592:757c:efaf:4e45:fb5d:d62a:0d00:8e17', 'ipv6'));
assert(!blockList.check('::ffff:123.123.123.123', 'ipv6'));
}
{
// This test validates boundaries of non-aligned CIDR bit prefixes
const blockList = new BlockList();
blockList.addSubnet('10.0.0.0', 27);
blockList.addSubnet('8592:757c:efaf::', 51, 'ipv6');
for (let n = 0; n <= 31; n++)
assert(blockList.check(`10.0.0.${n}`));
assert(!blockList.check('10.0.0.32'));
assert(blockList.check('8592:757c:efaf:0:0:0:0:0', 'ipv6'));
assert(blockList.check('8592:757c:efaf:1fff:ffff:ffff:ffff:ffff', 'ipv6'));
assert(!blockList.check('8592:757c:efaf:2fff:ffff:ffff:ffff:ffff', 'ipv6'));
}
{
// Regression test for https://github.com/nodejs/node/issues/39074
const blockList = new BlockList();
blockList.addRange('10.0.0.2', '10.0.0.10');
// IPv4 checks against IPv4 range.
assert(blockList.check('10.0.0.2'));
assert(blockList.check('10.0.0.10'));
assert(!blockList.check('192.168.0.3'));
assert(!blockList.check('2.2.2.2'));
assert(!blockList.check('255.255.255.255'));
// IPv6 checks against IPv4 range.
assert(blockList.check('::ffff:0a00:0002', 'ipv6'));
assert(blockList.check('::ffff:0a00:000a', 'ipv6'));
assert(!blockList.check('::ffff:c0a8:0003', 'ipv6'));
assert(!blockList.check('::ffff:0202:0202', 'ipv6'));
assert(!blockList.check('::ffff:ffff:ffff', 'ipv6'));
}
{
const blockList = new BlockList();
assert.throws(() => blockList.addRange('1.1.1.2', '1.1.1.1'), /ERR_INVALID_ARG_VALUE/);
}
{
const blockList = new BlockList();
assert.throws(() => blockList.addSubnet(1), /ERR_INVALID_ARG_TYPE/);
assert.throws(() => blockList.addSubnet('1.1.1.1', ''),
/ERR_INVALID_ARG_TYPE/);
assert.throws(() => blockList.addSubnet('1.1.1.1', NaN), /ERR_OUT_OF_RANGE/);
assert.throws(() => blockList.addSubnet('', 1, 1), /ERR_INVALID_ARG_TYPE/);
assert.throws(() => blockList.addSubnet('', 1, ''), /ERR_INVALID_ARG_VALUE/);
assert.throws(() => blockList.addSubnet('1.1.1.1', -1, 'ipv4'),
/ERR_OUT_OF_RANGE/);
assert.throws(() => blockList.addSubnet('1.1.1.1', 33, 'ipv4'),
/ERR_OUT_OF_RANGE/);
assert.throws(() => blockList.addSubnet('::', -1, 'ipv6'),
/ERR_OUT_OF_RANGE/);
assert.throws(() => blockList.addSubnet('::', 129, 'ipv6'),
/ERR_OUT_OF_RANGE/);
}
{
const blockList = new BlockList();
assert.throws(() => blockList.check(1), /ERR_INVALID_ARG_TYPE/);
assert.throws(() => blockList.check('', 1), /ERR_INVALID_ARG_TYPE/);
}
{
const blockList = new BlockList();
const ret = util.inspect(blockList, { depth: -1 });
assert.strictEqual(ret, '[BlockList]');
}
{
const blockList = new BlockList();
const ret = util.inspect(blockList, { depth: null });
assert(ret.includes('rules: []'));
}
{
// Test for https://github.com/nodejs/node/issues/43360
const blocklist = new BlockList();
blocklist.addSubnet('1.1.1.1', 32, 'ipv4');
assert(blocklist.check('1.1.1.1'));
assert(!blocklist.check('1.1.1.2'));
assert(!blocklist.check('2.3.4.5'));
}
{
assert(BlockList.isBlockList(new BlockList()));
assert(!BlockList.isBlockList({}));
}