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Support passing ssl library key handles to algorithms #369

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Support passing ssl library key handles to algorithms #369

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9b222be
Support passing ssl library key handles to algorithms
sandro97git Feb 25, 2025
174a8e2
Merge branch 'master' into feat/ssl-key-handle
Thalhammer Feb 25, 2025
e262fb4
Support passing public keys too for ssl library key handles
sandro97git Mar 3, 2025
3286105
add documentation to ecdsa constructor
sandro97git Mar 4, 2025
4f2c6f4
Support passing ssl library rsa keys
sandro97git Mar 4, 2025
ef5df3b
reformat code
sandro97git Mar 5, 2025
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27 changes: 27 additions & 0 deletions include/jwt-cpp/jwt.h
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Original file line number Diff line number Diff line change
Expand Up @@ -1460,6 +1460,17 @@ namespace jwt {
} else
throw error::rsa_exception(error::rsa_error::no_key_provided);
}
/**
* Construct new rsa algorithm
*
* \param key_pair openssl EVP_PKEY structure containing RSA key pair. The private part is optional.
* \param md Pointer to hash function
* \param name Name of the algorithm
*/
rsa(helper::evp_pkey_handle key_pair, const EVP_MD* (*md)(), std::string name)
: pkey(std::move(key_pair)), md(md), alg_name(std::move(name)) {
if (!pkey) { throw error::rsa_exception(error::rsa_error::no_key_provided); }
}
/**
* Sign jwt data
* \param data The data to sign
Expand Down Expand Up @@ -1570,6 +1581,22 @@ namespace jwt {
throw error::ecdsa_exception(error::ecdsa_error::invalid_key_size);
}

/**
* Construct new ecdsa algorithm
*
* \param key_pair openssl EVP_PKEY structure containing ECDSA key pair. The private part is optional.
* \param md Pointer to hash function
* \param name Name of the algorithm
* \param siglen The bit length of the signature
*/
ecdsa(helper::evp_pkey_handle key_pair, const EVP_MD* (*md)(), std::string name, size_t siglen)
: pkey(std::move(key_pair)), md(md), alg_name(std::move(name)), signature_length(siglen) {
if (!pkey) { throw error::ecdsa_exception(error::ecdsa_error::no_key_provided); }
size_t keysize = EVP_PKEY_bits(pkey.get());
if (keysize != signature_length * 4 && (signature_length != 132 || keysize != 521))
throw error::ecdsa_exception(error::ecdsa_error::invalid_key_size);
}

/**
* Sign jwt data
* \param data The data to sign
Expand Down
90 changes: 90 additions & 0 deletions tests/TokenTest.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -71,6 +71,18 @@ TEST(TokenTest, CreateTokenRS256) {
token);
}

TEST(TokenTest, CreateTokenEvpPkeyRS256) {
auto token = jwt::create().set_issuer("auth0").set_type("JWS").sign(
jwt::algorithm::rsa(jwt::helper::load_private_key_from_string(rsa_priv_key), EVP_sha256, "RS256"));

ASSERT_EQ(
"eyJhbGciOiJSUzI1NiIsInR5cCI6IkpXUyJ9.eyJpc3MiOiJhdXRoMCJ9.VA2i1ui1cnoD6I3wnji1WAVCf29EekysvevGrT2GXqK1dDMc8"
"HAZCTQxa1Q8NppnpYV-hlqxh-X3Bb0JOePTGzjynpNZoJh2aHZD-GKpZt7OO1Zp8AFWPZ3p8Cahq8536fD8RiBES9jRsvChZvOqA7gMcFc4"
"YD0iZhNIcI7a654u5yPYyTlf5kjR97prCf_OXWRn-bYY74zna4p_bP9oWCL4BkaoRcMxi-IR7kmVcCnvbYqyIrKloXP2qPO442RBGqU7Ov9"
"sGQxiVqtRHKXZR9RbfvjrErY1KGiCp9M5i2bsUHadZEY44FE2jiOmx-uc2z5c05CCXqVSpfCjWbh9gQ",
token);
}

#if !defined(JWT_OPENSSL_1_0_0)
TEST(TokenTest, CreateTokenRS256Encrypted) {
// openssl genrsa -aes256 -out private.pem 2048
Expand Down Expand Up @@ -175,6 +187,28 @@ TEST(TokenTest, CreateTokenES256) {
ASSERT_NO_THROW(jwt::verify().allow_algorithm(jwt::algorithm::es256(ecdsa256_pub_key, "", "", "")).verify(decoded));
}

TEST(TokenTest, CreateTokenEvpPkeyES256) {

auto token = jwt::create().set_issuer("auth0").set_type("JWS").sign(jwt::algorithm::ecdsa(
jwt::helper::load_private_ec_key_from_string(ecdsa256_priv_key), EVP_sha256, "ES256", 64));

auto decoded = jwt::decode(token);

ASSERT_THROW(
jwt::verify().allow_algorithm(jwt::algorithm::es256(ecdsa256_pub_key_invalid, "", "", "")).verify(decoded),
jwt::error::signature_verification_exception);
ASSERT_NO_THROW(jwt::verify().allow_algorithm(jwt::algorithm::es256(ecdsa256_pub_key, "", "", "")).verify(decoded));
}

TEST(TokenTest, CreateTokenEvpPkeyES256NoPrivate) {
ASSERT_THROW(
[]() {
auto token = jwt::create().set_issuer("auth0").set_type("JWS").sign(jwt::algorithm::ecdsa(
jwt::helper::load_public_ec_key_from_string(ecdsa256_pub_key), EVP_sha256, "ES256", 64));
}(),
jwt::error::signature_generation_exception);
}

TEST(TokenTest, CreateTokenES256NoPrivate) {
ASSERT_THROW(
[]() {
Expand Down Expand Up @@ -307,6 +341,23 @@ TEST(TokenTest, VerifyTokenRS256) {
verify.verify(decoded_token);
}

TEST(TokenTest, VerifyTokenEvpPkeyRS256) {
std::string token =
"eyJhbGciOiJSUzI1NiIsInR5cCI6IkpXUyJ9.eyJpc3MiOiJhdXRoMCJ9.VA2i1ui1cnoD6I3wnji1WAVCf29EekysvevGrT2GXqK1dDMc8"
"HAZCTQxa1Q8NppnpYV-hlqxh-X3Bb0JOePTGzjynpNZoJh2aHZD-GKpZt7OO1Zp8AFWPZ3p8Cahq8536fD8RiBES9jRsvChZvOqA7gMcFc4"
"YD0iZhNIcI7a654u5yPYyTlf5kjR97prCf_OXWRn-bYY74zna4p_bP9oWCL4BkaoRcMxi-IR7kmVcCnvbYqyIrKloXP2qPO442RBGqU7Ov9"
"sGQxiVqtRHKXZR9RbfvjrErY1KGiCp9M5i2bsUHadZEY44FE2jiOmx-uc2z5c05CCXqVSpfCjWbh9gQ";

auto verify = jwt::verify()
.allow_algorithm(jwt::algorithm::rsa(jwt::helper::load_private_key_from_string(rsa_priv_key),
EVP_sha256, "RS256"))
.with_issuer("auth0");

auto decoded_token = jwt::decode(token);

verify.verify(decoded_token);
}

TEST(TokenTest, VerifyTokenRS256PublicOnly) {
std::string token =
"eyJhbGciOiJSUzI1NiIsInR5cCI6IkpXUyJ9.eyJpc3MiOiJhdXRoMCJ9.VA2i1ui1cnoD6I3wnji1WAVCf29EekysvevGrT2GXqK1dDMc8"
Expand All @@ -321,6 +372,23 @@ TEST(TokenTest, VerifyTokenRS256PublicOnly) {
verify.verify(decoded_token);
}

TEST(TokenTest, VerifyTokenEvpPkeyRS256PublicOnly) {
std::string token =
"eyJhbGciOiJSUzI1NiIsInR5cCI6IkpXUyJ9.eyJpc3MiOiJhdXRoMCJ9.VA2i1ui1cnoD6I3wnji1WAVCf29EekysvevGrT2GXqK1dDMc8"
"HAZCTQxa1Q8NppnpYV-hlqxh-X3Bb0JOePTGzjynpNZoJh2aHZD-GKpZt7OO1Zp8AFWPZ3p8Cahq8536fD8RiBES9jRsvChZvOqA7gMcFc4"
"YD0iZhNIcI7a654u5yPYyTlf5kjR97prCf_OXWRn-bYY74zna4p_bP9oWCL4BkaoRcMxi-IR7kmVcCnvbYqyIrKloXP2qPO442RBGqU7Ov9"
"sGQxiVqtRHKXZR9RbfvjrErY1KGiCp9M5i2bsUHadZEY44FE2jiOmx-uc2z5c05CCXqVSpfCjWbh9gQ";

auto verify = jwt::verify()
.allow_algorithm(jwt::algorithm::rsa(jwt::helper::load_public_key_from_string(rsa_pub_key),
EVP_sha256, "RS256"))
.with_issuer("auth0");

auto decoded_token = jwt::decode(token);

verify.verify(decoded_token);
}

TEST(TokenTest, VerifyTokenRS256PublicOnlyEncrypted) {
// openssl genrsa -aes256 -out private.pem 2048
// openssl rsa -in private.pem -pubout -out public.pem
Expand Down Expand Up @@ -548,6 +616,17 @@ TEST(TokenTest, VerifyTokenES256FailNoKey) {
jwt::error::ecdsa_exception);
}

TEST(TokenTest, VerifyTokenEvpPkeyES256FailNoKey) {
ASSERT_THROW(
[]() {
auto verify = jwt::verify()
.allow_algorithm(
jwt::algorithm::ecdsa(jwt::helper::evp_pkey_handle{nullptr}, EVP_sha256, "ES256", 64))
.with_issuer("auth0");
}(),
jwt::error::ecdsa_exception);
}

TEST(TokenTest, VerifyTokenES256) {
const std::string token = "eyJhbGciOiJFUzI1NiJ9.eyJpc3MiOiJhdXRoMCJ9.4iVk3-Y0v4RT4_9IaQlp-8dZ_"
"4fsTzIylgrPTDLrEvTHBTyVS3tgPbr2_IZfLETtiKRqCg0aQ5sh9eIsTTwB1g";
Expand All @@ -558,6 +637,17 @@ TEST(TokenTest, VerifyTokenES256) {
verify.verify(decoded_token);
}

TEST(TokenTest, VerifyTokenEvpPkeyES256) {
const std::string token = "eyJhbGciOiJFUzI1NiJ9.eyJpc3MiOiJhdXRoMCJ9.4iVk3-Y0v4RT4_9IaQlp-8dZ_"
"4fsTzIylgrPTDLrEvTHBTyVS3tgPbr2_IZfLETtiKRqCg0aQ5sh9eIsTTwB1g";

auto verify = jwt::verify().allow_algorithm(
jwt::algorithm::ecdsa(jwt::helper::load_public_ec_key_from_string(ecdsa256_pub_key), EVP_sha256, "ES256", 64));
auto decoded_token = jwt::decode(token);

verify.verify(decoded_token);
}

TEST(TokenTest, VerifyTokenES256Fail) {
const std::string token = "eyJhbGciOiJFUzI1NiJ9.eyJpc3MiOiJhdXRoMCJ9.4iVk3-Y0v4RT4_9IaQlp-8dZ_"
"4fsTzIylgrPTDLrEvTHBTyVS3tgPbr2_IZfLETtiKRqCg0aQ5sh9eIsTTwB1g";
Expand Down
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