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source/ps/tests/test_ModIo.h

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/* Copyright (C) 2018 Wildfire Games.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include "lib/self_test.h"
#include "ps/CLogger.h"
#include "ps/ModIo.h"
#include "scriptinterface/ScriptInterface.h"
#include <sodium.h>
class TestModIo : public CxxTest::TestSuite
{
public:
void setUp()
{
if (sodium_init() < 0)
LOGERROR("failed to initialize libsodium");
}
// TODO: One could probably fuzz these parsing functions to
// make sure they handle malformed input nicely.
void test_id_parsing()
{
ScriptInterface script("Test", "Test", g_ScriptRuntime);
leperUnsubmitted
Done
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This comment does also apply to the other parsing function that is tested in this file.

leper: This comment does also apply to the other parsing function that is tested in this file.
#define TS_ASSERT_PARSE(input, expected_error, expected_id) \
{ \
TestLogger logger; \
int id = -1; \
std::string err; \
TS_ASSERT(!ModIo::ParseGameIdResponse(script, input, id, err)); \
TS_ASSERT_STR_EQUALS(err, expected_error); \
TS_ASSERT_EQUALS(id, expected_id); \
}
// Various malformed inputs
TS_ASSERT_PARSE("", "Failed to parse response as JSON.", -1);
TS_ASSERT_PARSE("()", "Failed to parse response as JSON.", -1);
TS_ASSERT_PARSE("[]", "data property not an object.", -1);
TS_ASSERT_PARSE("null", "response not an object.", -1);
TS_ASSERT_PARSE("{}", "data property not an object.", -1);
TS_ASSERT_PARSE("{\"data\": null}", "data property not an object.", -1);
TS_ASSERT_PARSE("{\"data\": {}}", "data property not an array with at least one element.", -1);
TS_ASSERT_PARSE("{\"data\": []}", "data property not an array with at least one element.", -1);
TS_ASSERT_PARSE("{\"data\": [null]}", "First element not an object.", -1);
TS_ASSERT_PARSE("{\"data\": [false]}", "First element not an object.", -1);
TS_ASSERT_PARSE("{\"data\": [{}]}", "No id property in first element.", -1);
TS_ASSERT_PARSE("{\"data\": [[]]}", "No id property in first element.", -1);
// Various invalid IDs
TS_ASSERT_PARSE("{\"data\": [{\"id\": null}]}", "id property not a number.", -1);
TS_ASSERT_PARSE("{\"data\": [{\"id\": {}}]}", "id property not a number.", -1);
TS_ASSERT_PARSE("{\"data\": [{\"id\": true}]}", "id property not a number.", -1);
TS_ASSERT_PARSE("{\"data\": [{\"id\": -12}]}", "Invalid id.", -1);
TS_ASSERT_PARSE("{\"data\": [{\"id\": 0}]}", "Invalid id.", -1);
#undef TS_ASSERT_PARSE
// Correctly formed input
{
TestLogger logger;
int id = -1;
std::string err;
TS_ASSERT(ModIo::ParseGameIdResponse(script, "{\"data\": [{\"id\": 42}]}", id, err));
TS_ASSERT(err.empty());
TS_ASSERT_EQUALS(id, 42);
}
}
void test_mods_parsing()
{
ScriptInterface script("Test", "Test", g_ScriptRuntime);
PKStruct pk;
const std::string pk_str = "RWTA6VIoth2Q1PFLsRILr3G7NB+mwwO8BSGoXs63X6TQgNGM4cE8Pvd6";
size_t bin_len = 0;
if (sodium_base642bin((unsigned char*)&pk, sizeof pk, pk_str.c_str(), pk_str.size(), NULL, &bin_len, NULL, sodium_base64_VARIANT_ORIGINAL) != 0 || bin_len != sizeof pk)
LOGERROR("failed to decode base64 public key");
#define TS_ASSERT_PARSE(input, expected_error) \
{ \
TestLogger logger; \
std::vector<ModIoModData> mods; \
std::string err; \
TS_ASSERT(!ModIo::ParseModsResponse(script, input, mods, pk, err)); \
TS_ASSERT_STR_EQUALS(err, expected_error); \
TS_ASSERT_EQUALS(mods.size(), 0); \
}
TS_ASSERT_PARSE("", "Failed to parse response as JSON.");
TS_ASSERT_PARSE("()", "Failed to parse response as JSON.");
TS_ASSERT_PARSE("null", "response not an object.");
TS_ASSERT_PARSE("[]", "data property not an object.");
TS_ASSERT_PARSE("{}", "data property not an object.");
TS_ASSERT_PARSE("{\"data\": null}", "data property not an object.");
TS_ASSERT_PARSE("{\"data\": {}}", "data property not an array with at least one element.");
TS_ASSERT_PARSE("{\"data\": []}", "data property not an array with at least one element.");
TS_ASSERT_PARSE("{\"data\": [null]}", "Failed to get array element object.");
TS_ASSERT_PARSE("{\"data\": [false]}", "Failed to get array element object.");
TS_ASSERT_PARSE("{\"data\": [true]}", "Failed to get array element object.");
TS_ASSERT_PARSE("{\"data\": [{}]}", "Failed to get name from el.");
TS_ASSERT_PARSE("{\"data\": [[]]}", "Failed to get name from el.");
TS_ASSERT_PARSE("{\"data\": [{\"foo\":\"bar\"}]}", "Failed to get name from el.");
TS_ASSERT_PARSE("{\"data\": [{\"name\":null}]}", "Failed to get name_id from el."); // also some script value conversion check warning
TS_ASSERT_PARSE("{\"data\": [{\"name\":42}]}", "Failed to get name_id from el."); // no conversion warning, but converting numbers to strings and vice-versa seems ok
TS_ASSERT_PARSE("{\"data\": [{\"name\":false}]}", "Failed to get name_id from el."); // also some script value conversion check warning
TS_ASSERT_PARSE("{\"data\": [{\"name\":{}}]}", "Failed to get name_id from el."); // also some script value conversion check warning
TS_ASSERT_PARSE("{\"data\": [{\"name\":[]}]}", "Failed to get name_id from el."); // also some script value conversion check warning
TS_ASSERT_PARSE("{\"data\": [{\"name\":\"foobar\"}]}", "Failed to get name_id from el.");
TS_ASSERT_PARSE("{\"data\": [{\"name\":\"\",\"name_id\":\"\",\"summary\":\"\"}]}", "modfile not an object.");
TS_ASSERT_PARSE("{\"data\": [{\"name\":\"\",\"name_id\":\"\",\"summary\":\"\",\"modfile\":null}]}", "modfile not an object.");
TS_ASSERT_PARSE("{\"data\": [{\"name\":\"\",\"name_id\":\"\",\"summary\":\"\",\"modfile\":[]}]}", "Failed to get version from modFile.");
TS_ASSERT_PARSE("{\"data\": [{\"name\":\"\",\"name_id\":\"\",\"summary\":\"\",\"modfile\":{}}]}", "Failed to get version from modFile.");
TS_ASSERT_PARSE("{\"data\": [{\"name\":\"\",\"name_id\":\"\",\"summary\":\"\",\"modfile\":{\"version\":null}}]}", "Failed to get filesize from modFile."); // also some script value conversion check warning
TS_ASSERT_PARSE("{\"data\": [{\"name\":\"\",\"name_id\":\"\",\"summary\":\"\",\"modfile\":{\"version\":\"\",\"filesize\":1234}}]}", "Failed to get md5 from filehash.");
TS_ASSERT_PARSE("{\"data\": [{\"name\":\"\",\"name_id\":\"\",\"summary\":\"\",\"modfile\":{\"version\":\"\",\"filesize\":1234, \"filehash\":null}}]}", "Failed to get md5 from filehash.");
TS_ASSERT_PARSE("{\"data\": [{\"name\":\"\",\"name_id\":\"\",\"summary\":\"\",\"modfile\":{\"version\":\"\",\"filesize\":1234, \"filehash\":{}}}]}", "Failed to get md5 from filehash.");
TS_ASSERT_PARSE("{\"data\": [{\"name\":\"\",\"name_id\":\"\",\"summary\":\"\",\"modfile\":{\"version\":\"\",\"filesize\":1234, \"filehash\":{\"md5\":null}}}]}", "Failed to get binary_url from download."); // also some script value conversion check warning
TS_ASSERT_PARSE("{\"data\": [{\"name\":\"\",\"name_id\":\"\",\"summary\":\"\",\"modfile\":{\"version\":\"\",\"filesize\":1234, \"filehash\":{\"md5\":\"abc\"}}}]}", "Failed to get binary_url from download.");
TS_ASSERT_PARSE("{\"data\": [{\"name\":\"\",\"name_id\":\"\",\"summary\":\"\",\"modfile\":{\"version\":\"\",\"filesize\":1234, \"filehash\":{\"md5\":\"abc\"}, \"download\":null}}]}", "Failed to get binary_url from download."); // also some script value conversion check warning
TS_ASSERT_PARSE("{\"data\": [{\"name\":\"\",\"name_id\":\"\",\"summary\":\"\",\"modfile\":{\"version\":\"\",\"filesize\":1234, \"filehash\":{\"md5\":\"abc\"}, \"download\":{\"binary_url\":null}}}]}", "Failed to get metadata_blob from modFile."); // also some script value conversion check warning
TS_ASSERT_PARSE("{\"data\": [{\"name\":\"\",\"name_id\":\"\",\"summary\":\"\",\"modfile\":{\"version\":\"\",\"filesize\":1234, \"filehash\":{\"md5\":\"abc\"}, \"download\":{\"binary_url\":\"\"}}}]}", "Failed to get metadata_blob from modFile.");
TS_ASSERT_PARSE("{\"data\": [{\"name\":\"\",\"name_id\":\"\",\"summary\":\"\",\"modfile\":{\"version\":\"\",\"filesize\":1234, \"filehash\":{\"md5\":\"abc\"}, \"download\":{\"binary_url\":\"\"},\"metadata_blob\":null}}]}", "metadata_blob not decoded as an object.");
TS_ASSERT_PARSE("{\"data\": [{\"name\":\"\",\"name_id\":\"\",\"summary\":\"\",\"modfile\":{\"version\":\"\",\"filesize\":1234, \"filehash\":{\"md5\":\"abc\"}, \"download\":{\"binary_url\":\"\"},\"metadata_blob\":\"\"}}]}", "Failed to parse metadata_blob as JSON.");
TS_ASSERT_PARSE("{\"data\": [{\"name\":\"\",\"name_id\":\"\",\"summary\":\"\",\"modfile\":{\"version\":\"\",\"filesize\":1234, \"filehash\":{\"md5\":\"abc\"}, \"download\":{\"binary_url\":\"\"},\"metadata_blob\":\"{}\"}}]}", "Failed to get dependencies from metadata_blob.");
TS_ASSERT_PARSE("{\"data\": [{\"name\":\"\",\"name_id\":\"\",\"summary\":\"\",\"modfile\":{\"version\":\"\",\"filesize\":1234, \"filehash\":{\"md5\":\"abc\"}, \"download\":{\"binary_url\":\"\"},\"metadata_blob\":\"{\\\"dependencies\\\":null}\"}}]}", "Failed to get dependencies from metadata_blob.");
TS_ASSERT_PARSE("{\"data\": [{\"name\":\"\",\"name_id\":\"\",\"summary\":\"\",\"modfile\":{\"version\":\"\",\"filesize\":1234, \"filehash\":{\"md5\":\"abc\"}, \"download\":{\"binary_url\":\"\"},\"metadata_blob\":\"{\\\"dependencies\\\":[]}\"}}]}", "Failed to get minisigs from metadata_blob.");
TS_ASSERT_PARSE("{\"data\": [{\"name\":\"\",\"name_id\":\"\",\"summary\":\"\",\"modfile\":{\"version\":\"\",\"filesize\":1234, \"filehash\":{\"md5\":\"abc\"}, \"download\":{\"binary_url\":\"\"},\"metadata_blob\":\"{\\\"dependencies\\\":[],\\\"minisigs\\\":null}\"}}]}", "Failed to get minisigs from metadata_blob.");
#undef TS_ASSERT_PARSE
// Correctly formed input, but no signature matching the public key
// Thus all such mods/modfiles are not added, thus we get 0 parsed mods.
{
TestLogger logger;
std::vector<ModIoModData> mods;
std::string err;
TS_ASSERT(ModIo::ParseModsResponse(script, "{\"data\": [{\"name\":\"\",\"name_id\":\"\",\"summary\":\"\",\"modfile\":{\"version\":\"\",\"filesize\":1234, \"filehash\":{\"md5\":\"abc\"}, \"download\":{\"binary_url\":\"\"},\"metadata_blob\":\"{\\\"dependencies\\\":[],\\\"minisigs\\\":[]}\"}}]}", mods, pk, err));
TS_ASSERT(err.empty());
TS_ASSERT_EQUALS(mods.size(), 0);
}
// Correctly formed input (with a signature matching the public key above, and a valid global signature)
{
TestLogger logger;
std::vector<ModIoModData> mods;
std::string err;
TS_ASSERT(ModIo::ParseModsResponse(script, "{\"data\": [{\"name\":\"\",\"name_id\":\"\",\"summary\":\"\",\"modfile\":{\"version\":\"\",\"filesize\":1234, \"filehash\":{\"md5\":\"abc\"}, \"download\":{\"binary_url\":\"\"},\"metadata_blob\":\"{\\\"dependencies\\\":[],\\\"minisigs\\\":[\\\"untrusted comment: signature from minisign secret key\\\\nRUTA6VIoth2Q1HUg5bwwbCUZPcqbQ/reLXqxiaWARH5PNcwxX5vBv/mLPLgdxGsIrOyK90763+rCVTmjeYx5BDz8C0CIbGZTNQs=\\\\ntrusted comment: timestamp:1517285433\\\\tfile:tm.zip\\\\nTHwNMhK4Ogj6XA4305p1K9/ouP/DrxPcDFrPaiu+Ke6/WGlHIzBZHvmHWUedvsK6dzL31Gk8YNzscKWnZqWNCw==\\\"]}\"}}]}", mods, pk, err));
TS_ASSERT(err.empty());
TS_ASSERT_EQUALS(mods.size(), 1);
}
}
void test_signature_parsing()
{
PKStruct pk;
const std::string pk_str = "RWTA6VIoth2Q1PFLsRILr3G7NB+mwwO8BSGoXs63X6TQgNGM4cE8Pvd6";
size_t bin_len = 0;
if (sodium_base642bin((unsigned char*)&pk, sizeof pk, pk_str.c_str(), pk_str.size(), NULL, &bin_len, NULL, sodium_base64_VARIANT_ORIGINAL) != 0 || bin_len != sizeof pk)
LOGERROR("failed to decode base64 public key");
// No invalid signature at all (silent failure)
#define TS_ASSERT_PARSE_SILENT_FAILURE(input) \
{ \
TestLogger logger; \
SigStruct sig; \
std::string err; \
TS_ASSERT(!ModIo::ParseSignature(input, sig, pk, err)); \
TS_ASSERT(err.empty()); \
}
#define TS_ASSERT_PARSE(input, expected_error) \
{ \
TestLogger logger; \
SigStruct sig; \
std::string err; \
TS_ASSERT(!ModIo::ParseSignature({input}, sig, pk, err)); \
TS_ASSERT_STR_EQUALS(err, expected_error); \
}
TS_ASSERT_PARSE_SILENT_FAILURE({});
TS_ASSERT_PARSE("", "Invalid (too short) sig.");
TS_ASSERT_PARSE("\nRUTA6VIoth2Q1HUg5bwwbCUZPcqbQ/reLXqxiaWARH5PNcwxX5vBv/mLPLgdxGsIrOyK90763+rCVTmjeYx5BDz8C0CIbGZTNQs=\n\nTHwNMhK4Ogj6XA4305p1K9/ouP/DrxPcDFrPaiu+Ke6/WGlHIzBZHvmHWUedvsK6dzL31Gk8YNzscKWnZqWNCw==", "Malformed untrusted comment.");
TS_ASSERT_PARSE("unturusted comment: \nRUTA6VIoth2Q1HUg5bwwbCUZPcqbQ/reLXqxiaWARH5PNcwxX5vBv/mLPLgdxGsIrOyK90763+rCVTmjeYx5BDz8C0CIbGZTNQs=\n\nTHwNMhK4Ogj6XA4305p1K9/ouP/DrxPcDFrPaiu+Ke6/WGlHIzBZHvmHWUedvsK6dzL31Gk8YNzscKWnZqWNCw==", "Malformed untrusted comment.");
TS_ASSERT_PARSE("untrusted comment: \nRUTA6VIoth2Q1HUg5bwwbCUZPcqbQ/reLXqxiaWARH5PNcwxX5vBv/mLPLgdxGsIrOyK90763+rCVTmjeYx5BDz8C0CIbGZTNQs=\n\nTHwNMhK4Ogj6XA4305p1K9/ouP/DrxPcDFrPaiu+Ke6/WGlHIzBZHvmHWUedvsK6dzL31Gk8YNzscKWnZqWNCw==", "Malformed trusted comment.");
TS_ASSERT_PARSE("untrusted comment: \nRUTA6VIoth2Q1HUg5bwwbCUZPcqbQ/reLXqxiaWARH5PNcwxX5vBv/mLPLgdxGsIrOyK90763+rCVTmjeYx5BDz8C0CIbGZTNQs=\ntrusted comment:\nTHwNMhK4Ogj6XA4305p1K9/ouP/DrxPcDFrPaiu+Ke6/WGlHIzBZHvmHWUedvsK6dzL31Gk8YNzscKWnZqWNCw==", "Malformed trusted comment.");
TS_ASSERT_PARSE("untrusted comment: \n\ntrusted comment: \n", "Failed to decode base64 sig.");
TS_ASSERT_PARSE("untrusted comment: \nZm9vYmFyCg==\ntrusted comment: \n", "Failed to decode base64 sig.");
TS_ASSERT_PARSE("untrusted comment: \nRWTA6VIoth2Q1HUg5bwwbCUZPcqbQ/reLXqxiaWARH5PNcwxX5vBv/mLPLgdxGsIrOyK90763+rCVTmjeYx5BDz8C0CIbGZTNQs=\ntrusted comment: \n", "Only hashed minisign signatures are supported.");
// Silent failure again this one has the wrong keynum
TS_ASSERT_PARSE_SILENT_FAILURE({"untrusted comment: \nRUTA5VIoth2Q1HUg5bwwbCUZPcqbQ/reLXqxiaWARH5PNcwxX5vBv/mLPLgdxGsIrOyK90763+rCVTmjeYx5BDz8C0CIbGZTNQs=\ntrusted comment: \n"});
TS_ASSERT_PARSE("untrusted comment: \nRUTA6VIoth2Q1HUg5bwwbCUZPcqbQ/reLXqxiaWARH5PNcwxX5vBv/mLPLgdxGsIrOyK90763+rCVTmjeYx5BDz8C0CIbGZTNQs=\ntrusted comment: \n", "Failed to decode base64 global_sig.");
TS_ASSERT_PARSE("untrusted comment: \nRUTA6VIoth2Q1HUg5bwwbCUZPcqbQ/reLXqxiaWARH5PNcwxX5vBv/mLPLgdxGsIrOyK90763+rCVTmjeYx5BDz8C0CIbGZTNQs=\ntrusted comment: timestamp:1517285433\tfile:tm.zip\nAHwNMhK4Ogj6XA4305p1K9/ouP/DrxPcDFrPaiu+Ke6/WGlHIzBZHvmHWUedvsK6dzL31Gk8YNzscKWnZqWNCw==", "Failed to verify global signature.");
// Valid signature
{
TestLogger logger;
SigStruct sig;
std::string err;
TS_ASSERT(ModIo::ParseSignature({"untrusted comment: \nRUTA6VIoth2Q1HUg5bwwbCUZPcqbQ/reLXqxiaWARH5PNcwxX5vBv/mLPLgdxGsIrOyK90763+rCVTmjeYx5BDz8C0CIbGZTNQs=\ntrusted comment: timestamp:1517285433\tfile:tm.zip\nTHwNMhK4Ogj6XA4305p1K9/ouP/DrxPcDFrPaiu+Ke6/WGlHIzBZHvmHWUedvsK6dzL31Gk8YNzscKWnZqWNCw=="}, sig, pk, err));
TS_ASSERT(err.empty());
}
#undef TS_ASSERT_PARSE_SILENT_FAILURE
#undef TS_ASSERT_PARSE
}
};
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