END_TEST
START_TEST(test_jwt_encode_alg_none)
{
const char res[] = "eyJhbGciOiJub25lIn0.eyJhdWQiOiJ3d3cucGx1Z2dlcnM"
"ubmwiLCJleHAiOjE0Nzc1MTQ4MTIsInN1YiI6IlBsdWdnZXJzIFNvZnR3YXJlIn0.";
jwt_t *jwt = NULL;
int ret = 0;
char *out;
ALLOC_JWT(&jwt);
ret = jwt_add_grant(jwt, "aud", "www.pluggers.nl");
ck_assert_int_eq(ret, 0);
ret = jwt_add_grant_int(jwt, "exp", 1477514812);
ck_assert_int_eq(ret, 0);
ret = jwt_add_grant(jwt, "sub", "Pluggers Software");
ck_assert_int_eq(ret, 0);
ret = jwt_set_alg(jwt, JWT_ALG_NONE, NULL, 0);
ck_assert_int_eq(ret, 0);
out = jwt_encode_str(jwt);
ck_assert_ptr_ne(out, NULL);
ck_assert_str_eq(out, res);
free(out);
jwt_free(jwt);
}
/**
* Calculates a Java Web Token (JWT) given the path to a EC private key and
* Google Cloud project ID. Returns the JWT as a string that the caller must
* free.
*/
static char* CreateJwt(const char* ec_private_path, const char* project_id) {
char iat_time[sizeof(time_t) * 3 + 2];
char exp_time[sizeof(time_t) * 3 + 2];
uint8_t* key = NULL; // Stores the Base64 encoded certificate
size_t key_len = 0;
jwt_t *jwt = NULL;
int ret = 0;
char *out = NULL;
// Read private key from file
FILE *fp = fopen(ec_private_path, "r");
if (fp == (void*) NULL) {
printf("Could not open file: %s\n", ec_private_path);
return "";
}
fseek(fp, 0L, SEEK_END);
key_len = ftell(fp);
fseek(fp, 0L, SEEK_SET);
key = malloc(sizeof(uint8_t) * (key_len + 1)); // certificate length + \0
fread(key, 1, key_len, fp);
key[key_len] = '\0';
fclose(fp);
// Get JWT parts
GetIatExp(iat_time, exp_time, sizeof(iat_time));
jwt_new(&jwt);
// Write JWT
ret = jwt_add_grant(jwt, "iat", iat_time);
if (ret) {
printf("Error setting issue timestamp: %d", ret);
}
ret = jwt_add_grant(jwt, "exp", exp_time);
if (ret) {
printf("Error setting expiration: %d", ret);
}
ret = jwt_add_grant(jwt, "aud", project_id);
if (ret) {
printf("Error adding audience: %d", ret);
}
ret = jwt_set_alg(jwt, JWT_ALG_ES256, key, key_len);
if (ret) {
printf("Error during set alg: %d", ret);
}
out = jwt_encode_str(jwt);
// Print JWT
if (TRACE) {
printf("JWT: [%s]", out);
}
jwt_free(jwt);
free(key);
return out;
}
END_TEST
START_TEST(test_jwt_encode_change_alg)
{
const char res[] = "eyJhbGciOiJub25lIn0.eyJpYXQiOjE0NzU5ODA1NDUsIm"
"lzcyI6ImZpbGVzLmN5cGhyZS5jb20iLCJyZWYiOiJYWFhYLVlZWVktWlpa"
"Wi1BQUFBLUNDQ0MiLCJzdWIiOiJ1c2VyMCJ9.";
unsigned char key512[64] = "012345678901234567890123456789XY"
"012345678901234567890123456789XY";
jwt_t *jwt = NULL;
int ret = 0;
char *out;
ALLOC_JWT(&jwt);
ret = jwt_add_grant(jwt, "iss", "files.cyphre.com");
ck_assert_int_eq(ret, 0);
ret = jwt_add_grant(jwt, "sub", "user0");
ck_assert_int_eq(ret, 0);
ret = jwt_add_grant(jwt, "ref", "XXXX-YYYY-ZZZZ-AAAA-CCCC");
ck_assert_int_eq(ret, 0);
ret = jwt_add_grant_int(jwt, "iat", TS_CONST);
ck_assert_int_eq(ret, 0);
ret = jwt_set_alg(jwt, JWT_ALG_HS512, key512, sizeof(key512));
ck_assert_int_eq(ret, 0);
ret = jwt_set_alg(jwt, JWT_ALG_NONE, NULL, 0);
ck_assert_int_eq(ret, 0);
out = jwt_encode_str(jwt);
ck_assert_ptr_ne(out, NULL);
ck_assert_str_eq(out, res);
free(out);
jwt_free(jwt);
}
END_TEST
START_TEST(test_jwt_encode_invalid)
{
unsigned char key512[64] = "012345678901234567890123456789XY"
"012345678901234567890123456789XY";
jwt_t *jwt = NULL;
int ret = 0;
ALLOC_JWT(&jwt);
ret = jwt_add_grant(jwt, "iss", "files.cyphre.com");
ck_assert_int_eq(ret, 0);
ret = jwt_add_grant(jwt, "sub", "user0");
ck_assert_int_eq(ret, 0);
ret = jwt_add_grant(jwt, "ref", "XXXX-YYYY-ZZZZ-AAAA-CCCC");
ck_assert_int_eq(ret, 0);
ret = jwt_add_grant_int(jwt, "iat", TS_CONST);
ck_assert_int_eq(ret, 0);
ret = jwt_set_alg(jwt, JWT_ALG_HS512, NULL, 0);
ck_assert_int_eq(ret, EINVAL);
ret = jwt_set_alg(jwt, JWT_ALG_HS512, NULL, sizeof(key512));
ck_assert_int_eq(ret, EINVAL);
ret = jwt_set_alg(jwt, JWT_ALG_HS512, key512, 0);
ck_assert_int_eq(ret, EINVAL);
ret = jwt_set_alg(jwt, JWT_ALG_NONE, key512, sizeof(key512));
ck_assert_int_eq(ret, EINVAL);
ret = jwt_set_alg(jwt, JWT_ALG_NONE, key512, 0);
ck_assert_int_eq(ret, EINVAL);
ret = jwt_set_alg(jwt, JWT_ALG_NONE, NULL, sizeof(key512));
ck_assert_int_eq(ret, EINVAL);
/* Set a value that will never happen. */
ret = jwt_set_alg(jwt, 999, NULL, 0);
ck_assert_int_eq(ret, EINVAL);
jwt_free(jwt);
}
END_TEST
START_TEST(test_jwt_encode_hs512)
{
const char res[] = "eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzUxMiJ9.eyJpYXQiOj"
"E0NzU5ODA1NDUsImlzcyI6ImZpbGVzLmN5cGhyZS5jb20iLCJyZWYiOiJY"
"WFhYLVlZWVktWlpaWi1BQUFBLUNDQ0MiLCJzdWIiOiJ1c2VyMCJ9.EETPP"
"pt4ViWccjHExKKyS-WPVtsvFTMVCl3WniLGdw_ZwGwXAEZ5ujf4cjmt1DU"
"akpemETBfFDEFsKaFA7ApjA";
unsigned char key512[64] = "012345678901234567890123456789XY"
"012345678901234567890123456789XY";
jwt_t *jwt = NULL;
int ret = 0;
char *out;
ALLOC_JWT(&jwt);
ret = jwt_add_grant(jwt, "iss", "files.cyphre.com");
ck_assert_int_eq(ret, 0);
ret = jwt_add_grant(jwt, "sub", "user0");
ck_assert_int_eq(ret, 0);
ret = jwt_add_grant(jwt, "ref", "XXXX-YYYY-ZZZZ-AAAA-CCCC");
ck_assert_int_eq(ret, 0);
ret = jwt_add_grant_int(jwt, "iat", TS_CONST);
ck_assert_int_eq(ret, 0);
ret = jwt_set_alg(jwt, JWT_ALG_HS512, key512, sizeof(key512));
ck_assert_int_eq(ret, 0);
out = jwt_encode_str(jwt);
ck_assert_ptr_ne(out, NULL);
ck_assert_str_eq(out, res);
free(out);
jwt_free(jwt);
}
END_TEST
START_TEST(test_jwt_encode_hs384)
{
const char res[] = "eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzM4NCJ9.eyJpYXQi"
"OjE0NzU5ODA1NDUsImlzcyI6ImZpbGVzLmN5cGhyZS5jb20iLCJyZWYi"
"OiJYWFhYLVlZWVktWlpaWi1BQUFBLUNDQ0MiLCJzdWIiOiJ1c2VyMCJ9"
".Iu3GemfZo8eJX78QtgNXgYvb0KLo8_TsZskjivx8tc4jJ1-KhFpDtOr"
"W4KYBFspI";
unsigned char key384[48] = "aaaabbbbccccddddeeeeffffgggghhhh"
"iiiijjjjkkkkllll";
jwt_t *jwt = NULL;
int ret = 0;
char *out;
ALLOC_JWT(&jwt);
ret = jwt_add_grant(jwt, "iss", "files.cyphre.com");
ck_assert_int_eq(ret, 0);
ret = jwt_add_grant(jwt, "sub", "user0");
ck_assert_int_eq(ret, 0);
ret = jwt_add_grant(jwt, "ref", "XXXX-YYYY-ZZZZ-AAAA-CCCC");
ck_assert_int_eq(ret, 0);
ret = jwt_add_grant_int(jwt, "iat", TS_CONST);
ck_assert_int_eq(ret, 0);
ret = jwt_set_alg(jwt, JWT_ALG_HS384, key384, sizeof(key384));
ck_assert_int_eq(ret, 0);
out = jwt_encode_str(jwt);
ck_assert_ptr_ne(out, NULL);
ck_assert_str_eq(out, res);
free(out);
jwt_free(jwt);
}
END_TEST
START_TEST(test_jwt_encode_hs256)
{
const char res[] = "eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJpYXQiOjE0NzU"
"5ODA1NDUsImlzcyI6ImZpbGVzLmN5cGhyZS5jb20iLCJyZWYiOiJYWFhYLVlZWV"
"ktWlpaWi1BQUFBLUNDQ0MiLCJzdWIiOiJ1c2VyMCJ9.ldP-njT746Qv9MihQmuy"
"_CgNg64lKywpBgkDxkkfkAs";
unsigned char key256[32] = "012345678901234567890123456789XY";
jwt_t *jwt = NULL;
int ret = 0;
char *out;
ALLOC_JWT(&jwt);
ret = jwt_add_grant(jwt, "iss", "files.cyphre.com");
ck_assert_int_eq(ret, 0);
ret = jwt_add_grant(jwt, "sub", "user0");
ck_assert_int_eq(ret, 0);
ret = jwt_add_grant(jwt, "ref", "XXXX-YYYY-ZZZZ-AAAA-CCCC");
ck_assert_int_eq(ret, 0);
ret = jwt_add_grant_int(jwt, "iat", TS_CONST);
ck_assert_int_eq(ret, 0);
ret = jwt_set_alg(jwt, JWT_ALG_HS256, key256, sizeof(key256));
ck_assert_int_eq(ret, 0);
out = jwt_encode_str(jwt);
ck_assert_ptr_ne(out, NULL);
ck_assert_str_eq(out, res);
free(out);
jwt_free(jwt);
}
/**
* @brief can be used to build a jwt for a user
*
* @param user a user model
* @return a jwt token as string
*/
std::string AuthenticationApp::buildJWT (cppcms::http::response & resp, const model::User & user) const
{
jwt_t * jwt;
// reserve token memory
if (jwt_new (&jwt) != 0 || !jwt)
{
RootApp::setInternalServerError (resp, "Something went wrong while creating the session token.", "AUTH_CREATE_TOKEN_ERROR");
throw exception::JwtCreationException ();
}
// create smart pointer that ensures freeing the jwt
std::unique_ptr<jwt_t, void (*) (jwt_t *)> jwt_ptr (jwt, jwt_free);
// specify jwt algorithm and encryption key
if (jwt_set_alg (jwt_ptr.get (), JWT_ALG_HS256,
reinterpret_cast<const unsigned char *> (
Config::instance ().getConfig ().get<std::string> ("jwt.encryption.secret").c_str ()),
Config::instance ().getConfig ().get<std::string> ("jwt.encryption.secret").size ()) != 0)
{
RootApp::setInternalServerError (resp, "Something went wrong while creating the session token.", "AUTH_CREATE_TOKEN_ERROR");
throw exception::JwtCreationException ();
}
// add claims
if (jwt_add_grant (jwt_ptr.get (), "issuer", ELEKTRA_REST_AUTHENTICATION_JWT_ISSUER) != 0 ||
jwt_add_grant (jwt_ptr.get (), "username", user.getUsername ().c_str ()) != 0 ||
jwt_add_grant_int (jwt_ptr.get (), "rank", user.getRank ()) != 0 ||
jwt_add_grant_int (jwt_ptr.get (), "expires", std::time (NULL) + Config::instance ().getConfig ().get<int> ("jwt.validity")) !=
0)
{
RootApp::setInternalServerError (resp, "Something went wrong while creating the session token.", "AUTH_CREATE_TOKEN_ERROR");
throw exception::JwtCreationException ();
}
// generate and return token
return std::string (jwt_encode_str (jwt_ptr.get ()));
}