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/*
* Copyright 2024 Vsevolod Stakhov
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/* Detached unit tests for the dkim utils */
#ifndef RSPAMD_RSPAMD_CXX_UNIT_DKIM_HXX
#define RSPAMD_RSPAMD_CXX_UNIT_DKIM_HXX
#define DOCTEST_CONFIG_IMPLEMENTATION_IN_DLL
#include "doctest/doctest.h"
#include "fmt/base.h"
#include "libserver/dkim.h"
#include <vector>
#include <utility>
#include <string>
#include <tuple>
TEST_SUITE("rspamd_dkim")
{
TEST_CASE("rspamd_dkim_parse_key")
{
struct test_case {
std::string input;
bool is_valid;
std::string expected_id;
};
std::vector<test_case> cases{
{"p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCA"
"QEA5CeQZpoPbsS8lG41UI1rxTtOSqPrfgZzhrZsk0t9dIbFTvaoql/FLuYcbdUARc"
"5zuyXsDj1eSprOgcPT9PY9RoSUsY8i/jnD49DHXtMfXoBk0J6epNzbZqqWU+"
"TG02HwWNy/kf1h+OlAGQKJLgakivZ3nMMnUIPHkUjwvhbkaMXCI046XoqsEQ7KW"
"VKRoF3cK1cFXLo+bgO3sEJgGtvwzPodG0CqVu+gjehrjwdLnPhqyEspfI1IbL"
"lnNaq5pWei/B8pG6teV+y3t4yay5ZGktALJjlylKHVo2USkVYQTFQ9Ji25m2jupdCd"
"kn1FTuYNqh0Nzg3KPQHNVp7mlE7lfwIDAQAB",
true, "e40cc5c40ee29cb4f21d95c7f0dc9989"},
// Spaces before p
{" p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCA"
"QEA5CeQZpoPbsS8lG41UI1rxTtOSqPrfgZzhrZsk0t9dIbFTvaoql/FLuYcbdUARc"
"5zuyXsDj1eSprOgcPT9PY9RoSUsY8i/jnD49DHXtMfXoBk0J6epNzbZqqWU+"
"TG02HwWNy/kf1h+OlAGQKJLgakivZ3nMMnUIPHkUjwvhbkaMXCI046XoqsEQ7KW"
"VKRoF3cK1cFXLo+bgO3sEJgGtvwzPodG0CqVu+gjehrjwdLnPhqyEspfI1IbL"
"lnNaq5pWei/B8pG6teV+y3t4yay5ZGktALJjlylKHVo2USkVYQTFQ9Ji25m2jupdCd"
"kn1FTuYNqh0Nzg3KPQHNVp7mlE7lfwIDAQAB",
true, "e40cc5c40ee29cb4f21d95c7f0dc9989"},
// Spaces and bogus semicolon before p
{"; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCA"
"QEA5CeQZpoPbsS8lG41UI1rxTtOSqPrfgZzhrZsk0t9dIbFTvaoql/FLuYcbdUARc"
"5zuyXsDj1eSprOgcPT9PY9RoSUsY8i/jnD49DHXtMfXoBk0J6epNzbZqqWU+"
"TG02HwWNy/kf1h+OlAGQKJLgakivZ3nMMnUIPHkUjwvhbkaMXCI046XoqsEQ7KW"
"VKRoF3cK1cFXLo+bgO3sEJgGtvwzPodG0CqVu+gjehrjwdLnPhqyEspfI1IbL"
"lnNaq5pWei/B8pG6teV+y3t4yay5ZGktALJjlylKHVo2USkVYQTFQ9Ji25m2jupdCd"
"kn1FTuYNqh0Nzg3KPQHNVp7mlE7lfwIDAQAB",
true, "e40cc5c40ee29cb4f21d95c7f0dc9989"},
// Spaces after p
{"k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCA"
"QEA5CeQZpoPbsS8lG41UI1rxTtOSqPrfgZzhrZsk0t9dIbFTvaoql/FLuYcbdUARc"
"5zuyXsDj1eSprOgcPT9PY9RoSUsY8i/jnD49DHXtMfXoBk0J6epNzbZqqWU+"
"TG02HwWNy/kf1h+OlAGQKJLgakivZ3nMMnUIPHkUjwvhbkaMXCI046XoqsEQ7KW"
"VKRoF3cK1cFXLo+bgO3sEJgGtvwzPodG0CqVu+gjehrjwdLnPhqyEspfI1IbL"
"lnNaq5pWei/B8pG6teV+y3t4yay5ZGktALJjlylKHVo2USkVYQTFQ9Ji25m2jupdCd"
"kn1FTuYNqh0Nzg3KPQHNVp7mlE7lfwIDAQAB ",
true, "e40cc5c40ee29cb4f21d95c7f0dc9989"},
// ; and spaces
{"k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCA"
"QEA5CeQZpoPbsS8lG41UI1rxTtOSqPrfgZzhrZsk0t9dIbFTvaoql/FLuYcbdUARc"
"5zuyXsDj1eSprOgcPT9PY9RoSUsY8i/jnD49DHXtMfXoBk0J6epNzbZqqWU+"
"TG02HwWNy/kf1h+OlAGQKJLgakivZ3nMMnUIPHkUjwvhbkaMXCI046XoqsEQ7KW"
"VKRoF3cK1cFXLo+bgO3sEJgGtvwzPodG0CqVu+gjehrjwdLnPhqyEspfI1IbL"
"lnNaq5pWei/B8pG6teV+y3t4yay5ZGktALJjlylKHVo2USkVYQTFQ9Ji25m2jupdCd"
"kn1FTuYNqh0Nzg3KPQHNVp7mlE7lfwIDAQAB ; ",
true, "e40cc5c40ee29cb4f21d95c7f0dc9989"},
// ; and spaces around '=' sign
{"k=rsa; t=s; p = MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCA"
"QEA5CeQZpoPbsS8lG41UI1rxTtOSqPrfgZzhrZsk0t9dIbFTvaoql/FLuYcbdUARc"
"5zuyXsDj1eSprOgcPT9PY9RoSUsY8i/jnD49DHXtMfXoBk0J6epNzbZqqWU+"
"TG02HwWNy/kf1h+OlAGQKJLgakivZ3nMMnUIPHkUjwvhbkaMXCI046XoqsEQ7KW"
"VKRoF3cK1cFXLo+bgO3sEJgGtvwzPodG0CqVu+gjehrjwdLnPhqyEspfI1IbL"
"lnNaq5pWei/B8pG6teV+y3t4yay5ZGktALJjlylKHVo2USkVYQTFQ9Ji25m2jupdCd"
"kn1FTuYNqh0Nzg3KPQHNVp7mlE7lfwIDAQAB;",
true, "e40cc5c40ee29cb4f21d95c7f0dc9989"},
// ; and spaces around '=' sign + bad stuff
{"ololo k=rsa; t=s; p = MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCA"
"QEA5CeQZpoPbsS8lG41UI1rxTtOSqPrfgZzhrZsk0t9dIbFTvaoql/FLuYcbdUARc"
"5zuyXsDj1eSprOgcPT9PY9RoSUsY8i/jnD49DHXtMfXoBk0J6epNzbZqqWU+"
"TG02HwWNy/kf1h+OlAGQKJLgakivZ3nMMnUIPHkUjwvhbkaMXCI046XoqsEQ7KW"
"VKRoF3cK1cFXLo+bgO3sEJgGtvwzPodG0CqVu+gjehrjwdLnPhqyEspfI1IbL"
"lnNaq5pWei/B8pG6teV+y3t4yay5ZGktALJjlylKHVo2USkVYQTFQ9Ji25m2jupdCd"
"kn1FTuYNqh0Nzg3KPQHNVp7mlE7lfwIDAQAB;",
true, "e40cc5c40ee29cb4f21d95c7f0dc9989"},
// ; and spaces around '=' sign + bad stuff
{"ololo=trololo; k=rsa; t=s; "
"p = MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCA"
"QEA5CeQZpoPbsS8lG41UI1rxTtOSqPrfgZzhrZsk0t9dIbFTvaoql/FLuYcbdUARc"
"5zuyXsDj1eSprOgcPT9PY9RoSUsY8i/jnD49DHXtMfXoBk0J6epNzbZqqWU+"
"TG02HwWNy/kf1h+OlAGQKJLgakivZ3nMMnUIPHkUjwvhbkaMXCI046XoqsEQ7KW"
"VKRoF3cK1cFXLo+bgO3sEJgGtvwzPodG0CqVu+gjehrjwdLnPhqyEspfI1IbL"
"lnNaq5pWei/B8pG6teV+y3t4yay5ZGktALJjlylKHVo2USkVYQTFQ9Ji25m2jupdCd"
"kn1FTuYNqh0Nzg3KPQHNVp7mlE7lfwIDAQAB ",
true, "e40cc5c40ee29cb4f21d95c7f0dc9989"},
// Spaces within base64
{"p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCA"
" QEA5CeQZpoPbsS8lG41UI1rxTtOSqPrfgZzhrZsk0t9dIbFTvaoql/FLuYcbdUARc"
" 5zuyXsDj1eSprOgcPT9PY9RoSUsY8i/ jnD49DHXtMfXoBk0J6epNzbZqqWU+"
" TG02HwWNy/kf1h+OlAGQKJLgakivZ3nMMnUIPHkUjwvhbkaMXCI046XoqsEQ7KW"
" VKRoF3cK1cFXLo+bgO3sEJgGtvwzPodG0CqVu+gjehrjwdLnPhqyEspfI1IbL"
" lnNaq5pWei/B8pG6teV+y3t4yay5ZGktALJjlylKHVo2USkVYQTFQ9Ji25m2jupdCd"
" kn1FTuYNqh0Nzg3KPQHNVp7mlE7lfwIDAQAB",
true, "e40cc5c40ee29cb4f21d95c7f0dc9989"},
// Invalid RSA
{"ololo=trololo; k=rsa; t=s; "
"p = BADMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCA"
"QEA5CeQZpoPbsS8lG41UI1rxTtOSqPrfgZzhrZsk0t9dIbFTvaoql/FLuYcbdUARc"
"5zuyXsDj1eSprOgcPT9PY9RoSUsY8i/jnD49DHXtMfXoBk0J6epNzbZqqWU+"
"TG02HwWNy/kf1h+OlAGQKJLgakivZ3nMMnUIPHkUjwvhbkaMXCI046XoqsEQ7KW"
"VKRoF3cK1cFXLo+bgO3sEJgGtvwzPodG0CqVu+gjehrjwdLnPhqyEspfI1IbL"
"lnNaq5pWei/B8pG6teV+y3t4yay5ZGktALJjlylKHVo2USkVYQTFQ9Ji25m2jupdCd"
"kn1FTuYNqh0Nzg3KPQHNVp7mlE7lfwIDAQAB ",
false, ""},
// Invalid RSA for eddsa
{"ololo=trololo; k=ed25519; t=s; "
"p = MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCA"
"QEA5CeQZpoPbsS8lG41UI1rxTtOSqPrfgZzhrZsk0t9dIbFTvaoql/FLuYcbdUARc"
"5zuyXsDj1eSprOgcPT9PY9RoSUsY8i/jnD49DHXtMfXoBk0J6epNzbZqqWU+"
"TG02HwWNy/kf1h+OlAGQKJLgakivZ3nMMnUIPHkUjwvhbkaMXCI046XoqsEQ7KW"
"VKRoF3cK1cFXLo+bgO3sEJgGtvwzPodG0CqVu+gjehrjwdLnPhqyEspfI1IbL"
"lnNaq5pWei/B8pG6teV+y3t4yay5ZGktALJjlylKHVo2USkVYQTFQ9Ji25m2jupdCd"
"kn1FTuYNqh0Nzg3KPQHNVp7mlE7lfwIDAQAB ",
false, ""},
};
auto cur_test_idx = 0;
for (auto &&c: cases) {
SUBCASE(fmt::format("process DKIM record {}: {}", cur_test_idx++, c.input).c_str())
{
GError *err = nullptr;
gsize klen = c.input.size();
auto *key = rspamd_dkim_parse_key(c.input.c_str(), &klen, &err);
if (c.is_valid) {
REQUIRE_MESSAGE(key != nullptr, (err ? err->message : "unknown error"));
char hexbuf[RSPAMD_DKIM_KEY_ID_LEN * 2 + 1];
auto *id = rspamd_dkim_key_id(key);
REQUIRE(id != nullptr);
auto hexlen = rspamd_encode_hex_buf(id, RSPAMD_DKIM_KEY_ID_LEN, hexbuf,
sizeof(hexbuf));
CHECK(hexlen > 0);
CHECK(std::string{hexbuf, (std::size_t) hexlen} == c.expected_id);
rspamd_dkim_key_free(key);
}
else {
CHECK(key == nullptr);
}
}
}
}
}
#endif
|
