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<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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namespace core;
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/**
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* This tests the static helper functions contained in the class '\core\ip_utils'.
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*
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* @package core
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* @covers \core\ip_utils
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* @copyright 2016 Jake Dallimore <jrhdallimore@gmail.com>
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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final class ip_utils_test extends \basic_testcase {
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/**
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* Test for \core\ip_utils::is_domain_name().
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*
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* @param string $domainname the domain name to validate.
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* @param bool $expected the expected result.
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* @dataProvider domain_name_data_provider
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*/
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public function test_is_domain_name($domainname, $expected): void {
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$this->assertEquals($expected, \core\ip_utils::is_domain_name($domainname));
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}
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/**
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* Data provider for test_is_domain_name().
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*
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* @return array
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*/
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public static function domain_name_data_provider(): array {
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return [
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["com", true],
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["i.net", true], // Single char, alpha tertiary domain.
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["0.org", true], // Single char, non-alpha tertiary domain.
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["0.a", true], // Single char, alpha top level domain.
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["0.1", false], // Single char, non-alpha top level domain.
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["example.com", true],
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["sub.example.com", true],
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["sub-domain.example-domain.net", true],
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["123.com", true],
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["123.a11", true],
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[str_repeat('sub.', 60) . "1-example.com", true], // Max length without null label is 253 octets = 253 ascii chars.
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[str_repeat('example', 9) . ".com", true], // Max number of octets per label is 63 = 63 ascii chars.
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["localhost", true],
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[" example.com", false],
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["example.com ", false],
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["example.com/", false],
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["*.example.com", false],
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["*example.com", false],
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["example.123", false],
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["-example.com", false],
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["example-.com", false],
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[".example.com", false],
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["127.0.0.1", false],
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[str_repeat('sub.', 60) . "11-example.com", false], // Name length is 254 chars, which exceeds the max allowed.
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[str_repeat('example', 9) . "1.com", false], // Label length is 64 chars, which exceed the max allowed.
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["example.com.", true], // Null label explicitly provided - this is valid.
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[".example.com.", false],
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["見.香港", false], // IDNs are invalid.
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[null, false], // Non-strings are invalid.
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];
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}
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/**
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* Test for \core\ip_utils::is_domain_matching_pattern().
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*
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* @param string $str the string to evaluate.
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* @param bool $expected the expected result.
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* @dataProvider domain_matching_patterns_data_provider
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*/
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public function test_is_domain_matching_pattern($str, $expected): void {
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$this->assertEquals($expected, \core\ip_utils::is_domain_matching_pattern($str));
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}
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/**
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* Data provider for test_is_domain_matching_pattern().
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*
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* @return array
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*/
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public static function domain_matching_patterns_data_provider(): array {
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return [
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["*.com", true],
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["*.example.com", true],
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["*.example.com", true],
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["*.sub.example.com", true],
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["*.sub-domain.example-domain.com", true],
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["*." . str_repeat('sub.', 60) . "example.com", true], // Max number of domain name chars = 253.
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["*." . str_repeat('example', 9) . ".com", true], // Max number of domain name label chars = 63.
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["*com", false],
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["*example.com", false],
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[" *.example.com", false],
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["*.example.com ", false],
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["*-example.com", false],
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["*.-example.com", false],
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["*.example.com/", false],
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["sub.*.example.com", false],
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["sub.*example.com", false],
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["*.*.example.com", false],
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["example.com", false],
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["*." . str_repeat('sub.', 60) . "1example.com", false], // Name length is 254 chars, which exceeds the max allowed.
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["*." . str_repeat('example', 9) . "1.com", false], // Label length is 64 chars, which exceed the max allowed.
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["*.example.com.", true], // Null label explicitly provided - this is valid.
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[".*.example.com.", false],
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["*.香港", false], // IDNs are invalid.
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[null, false], // None-strings are invalid.
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];
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}
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/**
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* Test for \core\ip_utils::is_ip_address().
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*
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* @param string $address the address to validate.
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* @param bool $expected the expected result.
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* @dataProvider ip_address_data_provider
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*/
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public function test_is_ip_address($address, $expected): void {
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$this->assertEquals($expected, \core\ip_utils::is_ip_address($address));
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}
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/**
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* Data provider for test_is_ip_address().
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*
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* @return array
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*/
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public static function ip_address_data_provider(): array {
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return [
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["127.0.0.1", true],
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["10.1", false],
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["0.0.0.0", true],
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["255.255.255.255", true],
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["256.0.0.1", false],
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["256.0.0.1", false],
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["127.0.0.0/24", false],
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["127.0.0.0-255", false],
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["::", true],
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["::0", true],
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["0::", true],
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["0::0", true],
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["fe80:fe80:fe80:fe80:fe80:fe80:fe80:fe80", true],
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["fe80::ffff", true],
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["fe80::f", true],
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["fe80::", true],
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["0", false],
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["127.0.0.0/24", false],
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["fe80::fe80/128", false],
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["fe80:fe80:fe80:fe80:fe80:fe80:fe80:fe80/128", false],
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["fe80:", false],
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["fe80:: ", false],
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[" fe80::", false],
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["fe80::ddddd", false],
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["fe80::gggg", false],
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["fe80:fe80:fe80:fe80:fe80:fe80:fe80:fe80:fe80", false],
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];
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}
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/**
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* Test for \core\ip_utils::is_ipv4_address().
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*
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* @param string $address the address to validate.
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* @param bool $expected the expected result.
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* @dataProvider ipv4_address_data_provider
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*/
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public function test_is_ipv4_address($address, $expected): void {
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$this->assertEquals($expected, \core\ip_utils::is_ipv4_address($address));
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}
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/**
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* Data provider for test_is_ipv4_address().
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*
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* @return array
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*/
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public static function ipv4_address_data_provider(): array {
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return [
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["127.0.0.1", true],
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["0.0.0.0", true],
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["255.255.255.255", true],
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[" 127.0.0.1", false],
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["127.0.0.1 ", false],
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["-127.0.0.1", false],
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["127.0.1", false],
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["127.0.0.0.1", false],
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["a.b.c.d", false],
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["localhost", false],
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["fe80::1", false],
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["256.0.0.1", false],
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["256.0.0.1", false],
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["127.0.0.0/24", false],
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["127.0.0.0-255", false],
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];
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}
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/**
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* Test for \core\ip_utils::is_ipv4_range().
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*
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* @param string $addressrange the address range to validate.
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* @param bool $expected the expected result.
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* @dataProvider ipv4_range_data_provider
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*/
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public function test_is_ipv4_range($addressrange, $expected): void {
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$this->assertEquals($expected, \core\ip_utils::is_ipv4_range($addressrange));
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}
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/**
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* Data provider for test_is_ipv4_range().
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*
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* @return array
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*/
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public static function ipv4_range_data_provider(): array {
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return [
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["127.0.0.1/24", true],
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["127.0.0.20-20", true],
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["127.0.0.20-50", true],
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["127.0.0.0-255", true],
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["127.0.0.1-1", true],
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["255.255.255.0-255", true],
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["127.0.0.1", false],
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["127.0", false],
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[" 127.0.0.0/24", false],
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["127.0.0.0/24 ", false],
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["a.b.c.d/24", false],
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["256.0.0.0-80", false],
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["127.0.0.0/a", false],
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["256.0.0.0/24", false],
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["127.0.0.0/-1", false],
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["127.0.0.0/33", false],
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["127.0.0.0-127.0.0.10", false],
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["127.0.0.30-20", false],
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["127.0.0.0-256", false],
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["fe80::fe80/64", false],
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];
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}
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/**
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* Test for \core\ip_utils::is_ipv6_address().
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*
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* @param string $address the address to validate.
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* @param bool $expected the expected result.
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* @dataProvider ipv6_address_data_provider
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*/
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public function test_is_ipv6_address($address, $expected): void {
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$this->assertEquals($expected, \core\ip_utils::is_ipv6_address($address));
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}
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/**
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* Data provider for test_is_ipv6_address().
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*
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* @return array
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*/
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public static function ipv6_address_data_provider(): array {
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return [
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["::", true],
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["::0", true],
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["0::", true],
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["0::0", true],
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["fe80:fe80:fe80:fe80:fe80:fe80:fe80:fe80", true],
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["fe80::ffff", true],
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["fe80::f", true],
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["fe80::", true],
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["0", false],
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["127.0.0.0", false],
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["127.0.0.0/24", false],
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["fe80::fe80/128", false],
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["fe80:fe80:fe80:fe80:fe80:fe80:fe80:fe80/128", false],
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["fe80:", false],
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["fe80:: ", false],
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[" fe80::", false],
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["fe80::ddddd", false],
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["fe80::gggg", false],
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["fe80:fe80:fe80:fe80:fe80:fe80:fe80:fe80:fe80", false],
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];
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}
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/**
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* Test for \core\ip_utils::is_ipv6_range().
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*
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* @param string $addressrange the address range to validate.
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* @param bool $expected the expected result.
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* @dataProvider ipv6_range_data_provider
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*/
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public function test_is_ipv6_range($addressrange, $expected): void {
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$this->assertEquals($expected, \core\ip_utils::is_ipv6_range($addressrange));
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}
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/**
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* Data provider for test_is_ipv6_range().
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*
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* @return array
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*/
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ariadna |
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public static function ipv6_range_data_provider(): array {
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return [
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["::/128", true],
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["::1/128", true],
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["fe80:fe80:fe80:fe80:fe80:fe80:fe80:fe80/128", true],
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["fe80::dddd/128", true],
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["fe80::/64", true],
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["fe80::dddd-ffff", true],
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["::0-ffff", true],
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["::a-ffff", true],
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["0", false],
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["::1", false],
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["fe80::fe80", false],
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["::/128 ", false],
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[" ::/128", false],
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["::/a", false],
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["::/-1", false],
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["fe80::fe80/129", false],
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["fe80:fe80:fe80:fe80:fe80:fe80:fe80:fe80", false],
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["fe80::bbbb-aaaa", false],
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["fe80::0-fffg", false],
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["fe80::0-fffff", false],
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["fe80::0 - ffff", false],
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[" fe80::0-ffff", false],
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["fe80::0-ffff ", false],
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["192.0.0.0/24", false],
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["fe80:::fe80/128", false],
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["fe80:::aaaa-dddd", false],
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];
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|
332 |
}
|
|
|
333 |
|
|
|
334 |
/**
|
|
|
335 |
* Test checking domains against a list of allowed domains.
|
|
|
336 |
*
|
|
|
337 |
* @param bool $expected Expected result
|
|
|
338 |
* @param string $domain domain address
|
|
|
339 |
* @dataProvider data_domain_addresses
|
|
|
340 |
*/
|
| 11 |
efrain |
341 |
public function test_check_domain_against_allowed_domains($expected, $domain): void {
|
| 1 |
efrain |
342 |
$alloweddomains = ['example.com',
|
|
|
343 |
'*.moodle.com',
|
|
|
344 |
'*.per.this.penny-arcade.com',
|
|
|
345 |
'bad.*.url.com',
|
|
|
346 |
' trouble.com.au'];
|
|
|
347 |
$this->assertEquals($expected, \core\ip_utils::is_domain_in_allowed_list($domain, $alloweddomains));
|
|
|
348 |
}
|
|
|
349 |
|
|
|
350 |
/**
|
|
|
351 |
* Data provider for test_check_domain_against_allowed_domains.
|
|
|
352 |
*
|
|
|
353 |
* @return array
|
|
|
354 |
*/
|
| 1441 |
ariadna |
355 |
public static function data_domain_addresses(): array {
|
| 1 |
efrain |
356 |
return [
|
|
|
357 |
[true, 'example.com'],
|
|
|
358 |
[true, 'ExAmPle.com'],
|
|
|
359 |
[false, 'sub.example.com'],
|
|
|
360 |
[false, 'example.com.au'],
|
|
|
361 |
[false, ' example.com'], // A space at the front of the domain is invalid.
|
|
|
362 |
[false, 'example.123'], // Numbers at the end is invalid.
|
|
|
363 |
[false, 'test.example.com'],
|
|
|
364 |
[false, 'moodle.com'],
|
|
|
365 |
[true, 'test.moodle.com'],
|
|
|
366 |
[true, 'TeSt.moodle.com'],
|
|
|
367 |
[true, 'test.MoOdLe.com'],
|
|
|
368 |
[false, 'test.moodle.com.au'],
|
|
|
369 |
[true, 'nice.address.per.this.penny-arcade.com'],
|
|
|
370 |
[false, 'normal.per.this.penny-arcade.com.au'],
|
|
|
371 |
[false, 'bad.thing.url.com'], // The allowed domain (above) has a bad wildcard and so this address will return false.
|
|
|
372 |
[false, 'trouble.com.au'] // The allowed domain (above) has a space at the front and so will return false.
|
|
|
373 |
];
|
|
|
374 |
}
|
|
|
375 |
|
|
|
376 |
/**
|
|
|
377 |
* Data provider for test_is_ip_in_subnet_list.
|
|
|
378 |
*
|
|
|
379 |
* @return array
|
|
|
380 |
*/
|
| 1441 |
ariadna |
381 |
public static function data_is_ip_in_subnet_list(): array {
|
| 1 |
efrain |
382 |
return [
|
|
|
383 |
[true, '1.1.1.1', '1.1.1.1', "\n"],
|
|
|
384 |
[false, '1.1.1.1', '2.2.2.2', "\n"],
|
|
|
385 |
[true, '1.1.1.1', "1.1.1.5\n1.1.1.1", "\n"],
|
|
|
386 |
[true, '1.1.1.1', "1.1.1.5,1.1.1.1", ","],
|
|
|
387 |
];
|
|
|
388 |
}
|
|
|
389 |
|
|
|
390 |
/**
|
|
|
391 |
* Test checking ips against a list of allowed domains.
|
|
|
392 |
*
|
|
|
393 |
* @param bool $expected Expected result
|
|
|
394 |
* @param string $ip IP address
|
|
|
395 |
* @param string $list list of IP subnets
|
|
|
396 |
* @param string $delim delimiter of list
|
|
|
397 |
* @dataProvider data_is_ip_in_subnet_list
|
|
|
398 |
*/
|
| 11 |
efrain |
399 |
public function test_is_ip_in_subnet_list($expected, $ip, $list, $delim): void {
|
| 1 |
efrain |
400 |
$this->assertEquals($expected, \core\ip_utils::is_ip_in_subnet_list($ip, $list, $delim));
|
|
|
401 |
}
|
|
|
402 |
|
| 1441 |
ariadna |
403 |
/**
|
|
|
404 |
* Data provider for test_normalize_internet_address.
|
|
|
405 |
*
|
|
|
406 |
* @return array
|
|
|
407 |
*/
|
|
|
408 |
public static function normalize_internet_address_provider(): array {
|
|
|
409 |
return [
|
|
|
410 |
'Strip all white spaces on IP address' => [
|
|
|
411 |
' 192.168.5.5 ',
|
|
|
412 |
'192.168.5.5',
|
|
|
413 |
],
|
|
|
414 |
'Strip all white spaces on domain name' => [
|
|
|
415 |
' www.moodle.org ',
|
|
|
416 |
'www.moodle.org',
|
|
|
417 |
],
|
|
|
418 |
'Preserve IPv4 address' => [
|
|
|
419 |
'127.0.0.1',
|
|
|
420 |
'127.0.0.1',
|
|
|
421 |
],
|
|
|
422 |
'Preserve IPv4 address range' => [
|
|
|
423 |
'192.168.0.0/16',
|
|
|
424 |
'192.168.0.0/16',
|
|
|
425 |
],
|
|
|
426 |
'Preserve IPv6 address' => [
|
|
|
427 |
'fe80:fe80:fe80:fe80:fe80:fe80:fe80:fe80',
|
|
|
428 |
'fe80:fe80:fe80:fe80:fe80:fe80:fe80:fe80',
|
|
|
429 |
],
|
|
|
430 |
'Preserve IPv6 address range' => [
|
|
|
431 |
'fe80::ffff',
|
|
|
432 |
'fe80::ffff',
|
|
|
433 |
],
|
|
|
434 |
'Preserve valid domain' => [
|
|
|
435 |
'localhost',
|
|
|
436 |
'localhost',
|
|
|
437 |
],
|
|
|
438 |
'Preserve valid FQDN' => [
|
|
|
439 |
'www.moodle.org',
|
|
|
440 |
'www.moodle.org',
|
|
|
441 |
],
|
|
|
442 |
'Preserve valid FQDN with trailing dot' => [
|
|
|
443 |
'www.moodle.com.',
|
|
|
444 |
'www.moodle.com',
|
|
|
445 |
],
|
|
|
446 |
'Preserve valid domain with wildcard' => [
|
|
|
447 |
'*.moodledev.io',
|
|
|
448 |
'*.moodledev.io',
|
|
|
449 |
],
|
|
|
450 |
'Convert previous allowed "127." format to CIDR format (127.0.0.0/8)' => [
|
|
|
451 |
'127.',
|
|
|
452 |
'127.0.0.0/8',
|
|
|
453 |
],
|
|
|
454 |
'Convert previous allowed "169.8." format to CIDR format (169.8.0.0/16)' => [
|
|
|
455 |
'169.8.',
|
|
|
456 |
'169.8.0.0/16',
|
|
|
457 |
],
|
|
|
458 |
'Convert previous allowed "192.168.10." format to CIDR format (192.168.10.0/24)' => [
|
|
|
459 |
'192.168.10.',
|
|
|
460 |
'192.168.10.0/24',
|
|
|
461 |
],
|
|
|
462 |
'Convert previous allowed ".moodle.org" subdomain format to new format (*.moodle.org)' => [
|
|
|
463 |
'.moodle.org',
|
|
|
464 |
'*.moodle.org',
|
|
|
465 |
],
|
|
|
466 |
'Ignore invalid IPv4' => [
|
|
|
467 |
'327.0.0.1',
|
|
|
468 |
'',
|
|
|
469 |
],
|
|
|
470 |
'Ignore invalid IPv4 range' => [
|
|
|
471 |
'192.168',
|
|
|
472 |
'',
|
|
|
473 |
],
|
|
|
474 |
'Ignore invalid IPv6' => [
|
|
|
475 |
'fe80::ddddd',
|
|
|
476 |
'',
|
|
|
477 |
],
|
|
|
478 |
'Ignore invalid IPv6 range' => [
|
|
|
479 |
'fe80:',
|
|
|
480 |
'',
|
|
|
481 |
],
|
|
|
482 |
'Ignore invalid domain' => [
|
|
|
483 |
'-example.com',
|
|
|
484 |
'',
|
|
|
485 |
],
|
|
|
486 |
];
|
|
|
487 |
}
|
|
|
488 |
|
|
|
489 |
/**
|
|
|
490 |
* Test if input address value is correctly normalized.
|
|
|
491 |
*
|
|
|
492 |
* @covers ::normalize_internet_address
|
|
|
493 |
*
|
|
|
494 |
* @dataProvider normalize_internet_address_provider
|
|
|
495 |
*
|
|
|
496 |
* @param string $input Raw input value.
|
|
|
497 |
* @param string $expected Expected value after normalization.
|
|
|
498 |
*/
|
|
|
499 |
public function test_normalize_internet_address(string $input, string $expected): void {
|
|
|
500 |
$this->assertEquals($expected, \core\ip_utils::normalize_internet_address($input));
|
|
|
501 |
}
|
|
|
502 |
|
|
|
503 |
/**
|
|
|
504 |
* Data provider for test_normalize_internet_address_list.
|
|
|
505 |
*
|
|
|
506 |
* @return array
|
|
|
507 |
*/
|
|
|
508 |
public static function normalize_internet_address_list_provider(): array {
|
|
|
509 |
return [
|
|
|
510 |
'Strip all white spaces' => [
|
|
|
511 |
' 192.168.5.5, 127.0.0.1, www.moodle.org ',
|
|
|
512 |
'192.168.5.5,127.0.0.1,www.moodle.org',
|
|
|
513 |
],
|
|
|
514 |
'Trim input' => [
|
|
|
515 |
' 192.168.5.5,127.0.0.1,www.moodle.org ',
|
|
|
516 |
'192.168.5.5,127.0.0.1,www.moodle.org',
|
|
|
517 |
],
|
|
|
518 |
'Preserve valid full and partial IP' => [
|
|
|
519 |
'127.0.0.1,192.168.0.0/16,fe80:fe80:fe80:fe80:fe80:fe80:fe80:fe80,fe80::ffff',
|
|
|
520 |
'127.0.0.1,192.168.0.0/16,fe80:fe80:fe80:fe80:fe80:fe80:fe80:fe80,fe80::ffff',
|
|
|
521 |
],
|
|
|
522 |
'Convert previous allowed format to new allowed format' => [
|
|
|
523 |
'127.,169.8.,192.168.10.,.moodle.org',
|
|
|
524 |
'127.0.0.0/8,169.8.0.0/16,192.168.10.0/24,*.moodle.org',
|
|
|
525 |
],
|
|
|
526 |
'Preserve valid domain and pattern domain' => [
|
|
|
527 |
'localhost,www.moodle.org,.moodle.com,*.moodledev.io',
|
|
|
528 |
'localhost,www.moodle.org,*.moodle.com,*.moodledev.io',
|
|
|
529 |
],
|
|
|
530 |
'Remove all invalid IP and domains' => [
|
|
|
531 |
'327.0.0.1,192.168,fe80::ddddd,fe80:,-example.com',
|
|
|
532 |
'',
|
|
|
533 |
],
|
|
|
534 |
'Remove duplicate values' => [
|
|
|
535 |
'.moodle.org,*.moodle.org,*.moodle.org,.moodle.org',
|
|
|
536 |
'*.moodle.org',
|
|
|
537 |
],
|
|
|
538 |
];
|
|
|
539 |
}
|
|
|
540 |
|
|
|
541 |
/**
|
|
|
542 |
* Test if input address list is correctly normalized.
|
|
|
543 |
*
|
|
|
544 |
* @covers ::normalize_internet_address_list
|
|
|
545 |
*
|
|
|
546 |
* @dataProvider normalize_internet_address_list_provider
|
|
|
547 |
*
|
|
|
548 |
* @param string $input Raw input value.
|
|
|
549 |
* @param string $expected Expected value after normalization.
|
|
|
550 |
*/
|
|
|
551 |
public function test_normalize_internet_address_list(string $input, string $expected): void {
|
|
|
552 |
$this->assertEquals($expected, \core\ip_utils::normalize_internet_address_list($input));
|
|
|
553 |
}
|
| 1 |
efrain |
554 |
}
|