/*
* validate a JWT access token (locally)
*
* TODO: document that we're reusing the following settings from the OIDC config section:
* - JWKs URI refresh interval
* - encryption key material (OIDCPrivateKeyFiles)
* - iat slack (OIDCIDTokenIatSlack)
*
* OIDCOAuthRemoteUserClaim client_id
* # 32x 61 hex
* OIDCOAuthVerifySharedKeys aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
*/
static apr_byte_t oidc_oauth_validate_jwt_access_token(request_rec *r,
oidc_cfg *c, const char *access_token, json_t **token, char **response) {
apr_jwt_error_t err;
apr_jwt_t *jwt = NULL;
if (apr_jwt_parse(r->pool, access_token, &jwt,
oidc_util_merge_symmetric_key(r->pool, c->private_keys,
c->oauth.client_secret, NULL), &err) == FALSE) {
oidc_error(r, "could not parse JWT from access_token: %s",
apr_jwt_e2s(r->pool, err));
return FALSE;
}
oidc_debug(r, "successfully parsed JWT with header: %s", jwt->header.value.str);
/* validate the access token JWT, validating optional exp + iat */
if (oidc_proto_validate_jwt(r, jwt, NULL, FALSE, FALSE,
c->provider.idtoken_iat_slack) == FALSE) {
apr_jwt_destroy(jwt);
return FALSE;
}
oidc_debug(r,
"verify JWT against %d statically configured public keys and %d shared keys, with JWKs URI set to %s",
c->oauth.verify_public_keys ?
apr_hash_count(c->oauth.verify_public_keys) : 0,
c->oauth.verify_shared_keys ?
apr_hash_count(c->oauth.verify_shared_keys) : 0,
c->oauth.verify_jwks_uri);
oidc_jwks_uri_t jwks_uri = { c->oauth.verify_jwks_uri,
c->provider.jwks_refresh_interval, c->oauth.ssl_validate_server };
if (oidc_proto_jwt_verify(r, c, jwt, &jwks_uri,
oidc_util_merge_key_sets(r->pool, c->oauth.verify_public_keys,
c->oauth.verify_shared_keys)) == FALSE) {
oidc_error(r,
"JWT access token signature could not be validated, aborting");
apr_jwt_destroy(jwt);
return FALSE;
}
oidc_debug(r, "successfully verified JWT access token: %s",
jwt->payload.value.str);
*token = jwt->payload.value.json;
*response = jwt->payload.value.str;
return TRUE;
}
static char *test_jwt_parse(apr_pool_t *pool) {
// from http://tools.ietf.org/html/draft-ietf-oauth-json-web-token-20
// 3.1. Example JWT
char *s =
apr_pstrdup(pool,
"eyJ0eXAiOiJKV1QiLA0KICJhbGciOiJIUzI1NiJ9"
".eyJpc3MiOiJqb2UiLA0KICJleHAiOjEzMDA4MTkzODAsDQogImh0dHA6Ly9leGFtcGxlLmNvbS9pc19yb290Ijp0cnVlfQ"
".dBjftJeZ4CVP-mB92K27uhbUJU1p1r_wW1gFWFOEjXk");
apr_jwt_error_t err;
apr_jwt_t *jwt = NULL;
TST_ASSERT_ERR("apr_jwt_parse", apr_jwt_parse(pool, s, &jwt, NULL, &err),
pool, err);
TST_ASSERT_STR("header.alg", jwt->header.alg, "HS256");
TST_ASSERT_STR("header.enc", jwt->header.enc, NULL);
TST_ASSERT_STR("header.kid", jwt->header.kid, NULL);
TST_ASSERT_STR("payload.iss", jwt->payload.iss, "joe");
TST_ASSERT_LONG("payload.exp", (long )jwt->payload.exp, 1300819380L);
apr_hash_t *keys = apr_hash_make(pool);
apr_jwk_t *jwk;
const char * k =
"{\"kty\":\"oct\", \"k\":\"AyM1SysPpbyDfgZld3umj1qzKObwVMkoqQ-EstJQLr_T-1qS0gZH75aKtMN3Yj0iPS4hcgUuTwjAzZr1Z9CAow\"}";
jwk = NULL;
TST_ASSERT_ERR("apr_jwk_parse_json", _jwk_parse(pool, k, &jwk, &err) == 0,
pool, err);
apr_hash_set(keys, "dummy", APR_HASH_KEY_STRING, jwk);
TST_ASSERT_ERR("apr_jws_verify", apr_jws_verify(pool, jwt, keys, &err),
pool, err);
apr_jwt_destroy(jwt);
s[5] = '.';
TST_ASSERT_ERR("corrupted header (1) apr_jwt_parse",
apr_jwt_parse(pool, s, &jwt, NULL, &err) == FALSE, pool, err);
apr_jwt_destroy(jwt);
s[0] = '\0';
TST_ASSERT_ERR("corrupted header (2) apr_jwt_parse",
apr_jwt_parse(pool, s, &jwt, NULL, &err) == FALSE, pool, err);
apr_jwt_destroy(jwt);
return 0;
}
static char *test_proto_validate_code(request_rec *r) {
// from http://openid.net/specs/openid-connect-core-1_0.html#code-id_tokenExample
// A.4 Example using response_type=code id_token
const char *s = "eyJraWQiOiIxZTlnZGs3IiwiYWxnIjoiUlMyNTYifQ.ewogIml"
"zcyI6ICJodHRwOi8vc2VydmVyLmV4YW1wbGUuY29tIiwKICJzdWIiOiAiMjQ"
"4Mjg5NzYxMDAxIiwKICJhdWQiOiAiczZCaGRSa3F0MyIsCiAibm9uY2UiOiA"
"ibi0wUzZfV3pBMk1qIiwKICJleHAiOiAxMzExMjgxOTcwLAogImlhdCI6IDE"
"zMTEyODA5NzAsCiAiY19oYXNoIjogIkxEa3RLZG9RYWszUGswY25YeENsdEE"
"iCn0.XW6uhdrkBgcGx6zVIrCiROpWURs-4goO1sKA4m9jhJIImiGg5muPUcN"
"egx6sSv43c5DSn37sxCRrDZZm4ZPBKKgtYASMcE20SDgvYJdJS0cyuFw7Ijp"
"_7WnIjcrl6B5cmoM6ylCvsLMwkoQAxVublMwH10oAxjzD6NEFsu9nipkszWh"
"sPePf_rM4eMpkmCbTzume-fzZIi5VjdWGGEmzTg32h3jiex-r5WTHbj-u5HL"
"7u_KP3rmbdYNzlzd1xWRYTUs4E8nOTgzAUwvwXkIQhOh5TPcSMBYy6X3E7-_"
"gr9Ue6n4ND7hTFhtjYs3cjNKIA08qm5cpVYFMFMG6PkhzLQ";
apr_jwt_error_t err;
apr_jwt_t *jwt = NULL;
TST_ASSERT_ERR("apr_jwt_parse", apr_jwt_parse(r->pool, s, &jwt, NULL, &err),
r->pool, err);
const char *code =
"Qcb0Orv1zh30vL1MPRsbm-diHiMwcLyZvn1arpZv-Jxf_11jnpEX3Tgfvk";
TST_ASSERT("oidc_proto_validate_code",
oidc_proto_validate_code(r, NULL, jwt, "code id_token", code));
apr_jwt_destroy(jwt);
return 0;
}
static char *test_proto_validate_access_token(request_rec *r) {
// from http://openid.net/specs/openid-connect-core-1_0.html#id_token-tokenExample
// A.3 Example using response_type=id_token token
const char *s = "eyJraWQiOiIxZTlnZGs3IiwiYWxnIjoiUlMyNTYifQ.ewogIml"
"zcyI6ICJodHRwOi8vc2VydmVyLmV4YW1wbGUuY29tIiwKICJzdWIiOiAiMjQ"
"4Mjg5NzYxMDAxIiwKICJhdWQiOiAiczZCaGRSa3F0MyIsCiAibm9uY2UiOiA"
"ibi0wUzZfV3pBMk1qIiwKICJleHAiOiAxMzExMjgxOTcwLAogImlhdCI6IDE"
"zMTEyODA5NzAsCiAiYXRfaGFzaCI6ICI3N1FtVVB0alBmeld0RjJBbnBLOVJ"
"RIgp9.F9gRev0Dt2tKcrBkHy72cmRqnLdzw9FLCCSebV7mWs7o_sv2O5s6zM"
"ky2kmhHTVx9HmdvNnx9GaZ8XMYRFeYk8L5NZ7aYlA5W56nsG1iWOou_-gji0"
"ibWIuuf4Owaho3YSoi7EvsTuLFz6tq-dLyz0dKABMDsiCmJ5wqkPUDTE3QTX"
"jzbUmOzUDli-gCh5QPuZAq0cNW3pf_2n4zpvTYtbmj12cVcxGIMZby7TMWES"
"RjQ9_o3jvhVNcCGcE0KAQXejhA1ocJhNEvQNqMFGlBb6_0RxxKjDZ-Oa329e"
"GDidOvvp0h5hoES4a8IuGKS7NOcpp-aFwp0qVMDLI-Xnm-Pg";
apr_jwt_error_t err;
apr_jwt_t *jwt = NULL;
TST_ASSERT_ERR("apr_jwt_parse", apr_jwt_parse(r->pool, s, &jwt, NULL, &err),
r->pool, err);
const char *access_token = "jHkWEdUXMU1BwAsC4vtUsZwnNvTIxEl0z9K3vx5KF0Y";
TST_ASSERT("oidc_proto_validate_access_token",
oidc_proto_validate_access_token(r, NULL, jwt, "id_token token", access_token));
apr_jwt_destroy(jwt);
return 0;
}
static char *test_jwt_get_string(apr_pool_t *pool) {
//apr_jwt_get_string
const char *s =
"eyJ0eXAiOiJKV1QiLA0KICJhbGciOiJIUzI1NiJ9"
".eyJpc3MiOiJqb2UiLA0KICJleHAiOjEzMDA4MTkzODAsDQogImh0dHA6Ly9leGFtcGxlLmNvbS9pc19yb290Ijp0cnVlfQ"
".dBjftJeZ4CVP-mB92K27uhbUJU1p1r_wW1gFWFOEjXk";
apr_jwt_t *jwt = NULL;
apr_jwt_error_t err;
TST_ASSERT_ERR("apr_jwt_parse", apr_jwt_parse(pool, s, &jwt, NULL, &err),
pool, err);
char *dst;
dst = NULL;
TST_ASSERT("apr_jwt_get_string (1a)",
apr_jwt_get_string(pool, jwt->header.value.json, "typ", TRUE, &dst, &err));
TST_ASSERT_STR("apr_jwt_get_string (1b)", dst, "JWT");
dst = NULL;
TST_ASSERT("apr_jwt_get_string (2a)",
apr_jwt_get_string(pool, jwt->header.value.json, "alg", TRUE, &dst, &err));
TST_ASSERT_STR("apr_jwt_get_string (2b)", dst, "HS256");
dst = NULL;
TST_ASSERT("apr_jwt_get_string (3a)",
apr_jwt_get_string(pool, jwt->header.value.json, "dummy", FALSE, &dst, &err));
TST_ASSERT_STR("apr_jwt_get_string (3b)", dst, NULL);
apr_jwt_destroy(jwt);
return 0;
}
static char *test_jwt_verify_rsa(apr_pool_t *pool) {
/*
* {
* "typ": "JWT",
* "alg": "RS256",
* "x5t": "Z1NCjojeiHAib-Gm8vFE6ya6lPM"
* }
* {
* "nonce": "avSk7S69G4kEE8Km4bPiOjrfChHt6nO4Z397Lp_bQnc,",
* "iat": 1411580876,
* "at_hash": "yTqsoONZbuWbN6TbgevuDQ",
* "sub": "6343a29c-5399-44a7-9b35-4990f4377c96",
* "amr": "password",
* "auth_time": 1411577267,
* "idp": "idsrv",
* "name": "ksonaty",
* "iss": "https://agsync.com",
* "aud": "agsync_implicit",
* "exp": 1411584475,
* "nbf": 1411580875
* }
*/
char *s_jwt =
apr_pstrdup(pool,
"eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsIng1dCI6IloxTkNqb2plaUhBaWItR204dkZFNnlhNmxQTSJ9.eyJub25jZSI6ImF2U2s3UzY5RzRrRUU4S200YlBpT2pyZkNoSHQ2bk80WjM5N0xwX2JRbmMsIiwiaWF0IjoxNDExNTgwODc2LCJhdF9oYXNoIjoieVRxc29PTlpidVdiTjZUYmdldnVEUSIsInN1YiI6IjYzNDNhMjljLTUzOTktNDRhNy05YjM1LTQ5OTBmNDM3N2M5NiIsImFtciI6InBhc3N3b3JkIiwiYXV0aF90aW1lIjoxNDExNTc3MjY3LCJpZHAiOiJpZHNydiIsIm5hbWUiOiJrc29uYXR5IiwiaXNzIjoiaHR0cHM6Ly9hZ3N5bmMuY29tIiwiYXVkIjoiYWdzeW5jX2ltcGxpY2l0IiwiZXhwIjoxNDExNTg0NDc1LCJuYmYiOjE0MTE1ODA4NzV9.lEG-DgHHa0JuOEuOTBvCqyexjRVcKXBnJJm289o2HyTgclpH80DsOMED9RlXCFfuDY7nw9i2cxUmIMAV42AdTxkMPomK3chytcajvpAZJirlk653bo9GTDXJSKZr5fwyEu--qahsoT5t9qvoWyFdYkvmMHFw1-mAHDGgVe23voc9jPuFFIhRRqIn4e8ikzN4VQeEV1UXJD02kYYFn2TRWURgiFyVeTr2r0MTn-auCEsFS_AfR1Bl_kmpMfqwrsicf5MTBvfPJeuSMt3t3d3LOGBkg36_z21X-ZRN7wy1KTjagr7iQ_y5csIpmtqs_QM55TTB9dW1HIosJPhiuMEJEA");
apr_jwt_t *jwt = NULL;
apr_jwt_error_t err;
TST_ASSERT_ERR("apr_jwt_parse",
apr_jwt_parse(pool, s_jwt, &jwt, NULL, &err), pool, err);
char *s_key =
"{"
"\"kty\": \"RSA\","
"\"use\": \"sig\","
"\"kid\": \"Z1NCjojeiHAib-Gm8vFE6ya6lPM\","
"\"x5t\": \"Z1NCjojeiHAib-Gm8vFE6ya6lPM\","
"\"x5c\": ["
"\"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\""
"]"
"}";
apr_hash_t *keys = apr_hash_make(pool);
apr_jwk_t *jwk = NULL;
TST_ASSERT_ERR("apr_jwk_parse_json",
_jwk_parse(pool, s_key, &jwk, &err) == 0, pool, err);
apr_hash_set(keys, "dummy", APR_HASH_KEY_STRING, jwk);
TST_ASSERT_ERR("apr_jws_verify", apr_jws_verify(pool, jwt, keys, &err),
pool, err);
apr_jwt_destroy(jwt);
return 0;
}
static char * test_proto_validate_nonce(request_rec *r) {
oidc_cfg *c = ap_get_module_config(r->server->module_config,
&auth_openidc_module);
const char *nonce = "avSk7S69G4kEE8Km4bPiOjrfChHt6nO4Z397Lp_bQnc,";
/*
* {
* "typ": "JWT",
* "alg": "RS256",
* "x5t": "Z1NCjojeiHAib-Gm8vFE6ya6lPM"
* }
* {
* "nonce": "avSk7S69G4kEE8Km4bPiOjrfChHt6nO4Z397Lp_bQnc,",
* "iat": 1411580876,
* "at_hash": "yTqsoONZbuWbN6TbgevuDQ",
* "sub": "6343a29c-5399-44a7-9b35-4990f4377c96",
* "amr": "password",
* "auth_time": 1411577267,
* "idp": "idsrv",
* "name": "ksonaty",
* "iss": "https://agsync.com",
* "aud": "agsync_implicit",
* "exp": 1411584475,
* "nbf": 1411580875
* }
*/
char *s_jwt =
apr_pstrdup(r->pool,
"eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsIng1dCI6IloxTkNqb2plaUhBaWItR204dkZFNnlhNmxQTSJ9.eyJub25jZSI6ImF2U2s3UzY5RzRrRUU4S200YlBpT2pyZkNoSHQ2bk80WjM5N0xwX2JRbmMsIiwiaWF0IjoxNDExNTgwODc2LCJhdF9oYXNoIjoieVRxc29PTlpidVdiTjZUYmdldnVEUSIsInN1YiI6IjYzNDNhMjljLTUzOTktNDRhNy05YjM1LTQ5OTBmNDM3N2M5NiIsImFtciI6InBhc3N3b3JkIiwiYXV0aF90aW1lIjoxNDExNTc3MjY3LCJpZHAiOiJpZHNydiIsIm5hbWUiOiJrc29uYXR5IiwiaXNzIjoiaHR0cHM6Ly9hZ3N5bmMuY29tIiwiYXVkIjoiYWdzeW5jX2ltcGxpY2l0IiwiZXhwIjoxNDExNTg0NDc1LCJuYmYiOjE0MTE1ODA4NzV9.lEG-DgHHa0JuOEuOTBvCqyexjRVcKXBnJJm289o2HyTgclpH80DsOMED9RlXCFfuDY7nw9i2cxUmIMAV42AdTxkMPomK3chytcajvpAZJirlk653bo9GTDXJSKZr5fwyEu--qahsoT5t9qvoWyFdYkvmMHFw1-mAHDGgVe23voc9jPuFFIhRRqIn4e8ikzN4VQeEV1UXJD02kYYFn2TRWURgiFyVeTr2r0MTn-auCEsFS_AfR1Bl_kmpMfqwrsicf5MTBvfPJeuSMt3t3d3LOGBkg36_z21X-ZRN7wy1KTjagr7iQ_y5csIpmtqs_QM55TTB9dW1HIosJPhiuMEJEA");
apr_jwt_t *jwt = NULL;
apr_jwt_error_t err;
TST_ASSERT_ERR("apr_jwt_parse",
apr_jwt_parse(r->pool, s_jwt, &jwt, NULL, &err), r->pool, err);
TST_ASSERT("oidc_proto_validate_nonce (1)",
oidc_proto_validate_nonce(r, c, &c->provider, nonce, jwt));
TST_ASSERT("oidc_proto_validate_nonce (2)",
oidc_proto_validate_nonce( r, c, &c->provider, nonce, jwt) == FALSE);
apr_jwt_destroy(jwt);
return 0;
}
static char *test_plaintext_jwt_parse(apr_pool_t *pool) {
// from http://tools.ietf.org/html/draft-ietf-oauth-json-web-token-20
// 6.1. Example Plaintext JWT
char *s =
apr_pstrdup(pool,
"eyJhbGciOiJub25lIn0"
".eyJpc3MiOiJqb2UiLA0KICJleHAiOjEzMDA4MTkzODAsDQogImh0dHA6Ly9leGFtcGxlLmNvbS9pc19yb290Ijp0cnVlfQ"
".");
apr_jwt_error_t err;
apr_jwt_t *jwt = NULL;
TST_ASSERT_ERR("apr_jwt_parse", apr_jwt_parse(pool, s, &jwt, NULL, &err),
pool, err);
TST_ASSERT_STR("header.alg", jwt->header.alg, "none");
TST_ASSERT_STR("payload.iss", jwt->payload.iss, "joe");
TST_ASSERT_LONG("payload.exp", (long )jwt->payload.exp, 1300819380L);
apr_jwt_destroy(jwt);
return 0;
}
/*
* check whether the provided string is a valid id_token and return its parsed contents
*/
apr_byte_t oidc_proto_parse_idtoken(request_rec *r, oidc_cfg *cfg,
oidc_provider_t *provider, const char *id_token, const char *nonce,
char **user, apr_jwt_t **jwt, apr_byte_t is_code_flow) {
oidc_debug(r, "enter");
if (apr_jwt_parse(r->pool, id_token, jwt, cfg->private_keys,
provider->client_secret) == FALSE) {
if ((*jwt) && ((*jwt)->header.alg)
&& (apr_jwe_algorithm_is_supported(r->pool, (*jwt)->header.alg)
== FALSE)) {
oidc_error(r,
"JWE content key encryption algorithm is not supported: %s",
(*jwt)->header.alg);
}
if ((*jwt) && ((*jwt)->header.enc)
&& (apr_jwe_encryption_is_supported(r->pool, (*jwt)->header.enc)
== FALSE)) {
oidc_error(r, "JWE encryption type is not supported: %s",
(*jwt)->header.enc);
}
oidc_error(r, "apr_jwt_parse failed for JWT with header: \"%s\"",
apr_jwt_header_to_string(r->pool, id_token));
apr_jwt_destroy(*jwt);
return FALSE;
}
oidc_debug(r,
"successfully parsed (and possibly decrypted) JWT with header: \"%s\"",
apr_jwt_header_to_string(r->pool, id_token));
// make signature validation exception for 'code' flow and the algorithm NONE
if (is_code_flow == FALSE || strcmp((*jwt)->header.alg, "none") != 0) {
apr_byte_t refresh = FALSE;
if (oidc_proto_idtoken_verify_signature(r, cfg, provider, *jwt,
&refresh) == FALSE) {
oidc_error(r,
"id_token signature could not be validated, aborting");
apr_jwt_destroy(*jwt);
return FALSE;
}
}
/* this is where the meat is */
if (oidc_proto_validate_idtoken(r, provider, *jwt, nonce) == FALSE) {
oidc_error(r, "id_token payload could not be validated, aborting");
apr_jwt_destroy(*jwt);
return FALSE;
}
if (oidc_proto_set_remote_user(r, cfg, provider, *jwt, user) == FALSE) {
oidc_error(r, "remote user could not be set, aborting");
apr_jwt_destroy(*jwt);
return FALSE;
}
/* log our results */
oidc_debug(r,
"valid id_token for user \"%s\" (expires in %" APR_TIME_T_FMT " seconds)",
*user, (*jwt)->payload.exp - apr_time_sec(apr_time_now()));
/* since we've made it so far, we may as well say it is a valid id_token */
return TRUE;
}
static char * test_proto_validate_jwt(request_rec *r) {
apr_jwt_t *jwt = NULL;
apr_jwt_error_t err;
const char *s_secret = "secret";
const char *s_issuer = "https://localhost";
apr_time_t now = apr_time_sec(apr_time_now());
const char *s_jwt_header = "{"
"\"alg\": \"HS256\""
"}";
const char *s_jwt_payload = "{"
"\"nonce\": \"543210,\","
"\"iat\": %" APR_TIME_T_FMT ","
"\"sub\": \"alice\","
"\"iss\": \"%s\","
"\"aud\": \"bob\","
"\"exp\": %" APR_TIME_T_FMT
"}";
s_jwt_payload = apr_psprintf(r->pool, s_jwt_payload, now, s_issuer,
now + 600);
char *s_jwt_header_encoded = NULL;
oidc_base64url_encode(r, &s_jwt_header_encoded, s_jwt_header,
strlen(s_jwt_header), 1);
char *s_jwt_payload_encoded = NULL;
oidc_base64url_encode(r, &s_jwt_payload_encoded, s_jwt_payload,
strlen(s_jwt_payload), 1);
char *s_jwt_message = apr_psprintf(r->pool, "%s.%s", s_jwt_header_encoded,
s_jwt_payload_encoded);
unsigned int md_len = 0;
unsigned char md[EVP_MAX_MD_SIZE];
const EVP_MD *digest = EVP_get_digestbyname("sha256");
TST_ASSERT("HMAC",
HMAC(digest, (const unsigned char * )s_secret, strlen(s_secret),
(const unsigned char * )s_jwt_message,
strlen(s_jwt_message), md, &md_len) != 0);
char *s_jwt_signature_encoded = NULL;
oidc_base64url_encode(r, &s_jwt_signature_encoded, (const char *) md,
md_len, 1);
char *s_jwt = apr_psprintf(r->pool, "%s.%s.%s", s_jwt_header_encoded,
s_jwt_payload_encoded, s_jwt_signature_encoded);
TST_ASSERT_ERR("apr_jwt_parse",
apr_jwt_parse(r->pool, s_jwt, &jwt, NULL, &err), r->pool, err);
TST_ASSERT_ERR("apr_jws_verify",
apr_jws_verify(r->pool, jwt, oidc_util_merge_symmetric_key(r->pool, NULL, s_secret, NULL), &err),
r->pool, err);
TST_ASSERT_ERR("oidc_proto_validate_jwt",
oidc_proto_validate_jwt(r, jwt, s_issuer, TRUE, TRUE, 10), r->pool,
err);
apr_jwt_destroy(jwt);
return 0;
}
static char *test_jwt_decrypt(apr_pool_t *pool) {
// https://tools.ietf.org/html/draft-ietf-oauth-json-web-token-32#appendix-A.1
// A.2. Example Nested JWT
char * s =
apr_pstrdup(pool,
"eyJhbGciOiJSU0ExXzUiLCJlbmMiOiJBMTI4Q0JDLUhTMjU2IiwiY3R5IjoiSldU"
"In0."
"g_hEwksO1Ax8Qn7HoN-BVeBoa8FXe0kpyk_XdcSmxvcM5_P296JXXtoHISr_DD_M"
"qewaQSH4dZOQHoUgKLeFly-9RI11TG-_Ge1bZFazBPwKC5lJ6OLANLMd0QSL4fYE"
"b9ERe-epKYE3xb2jfY1AltHqBO-PM6j23Guj2yDKnFv6WO72tteVzm_2n17SBFvh"
"DuR9a2nHTE67pe0XGBUS_TK7ecA-iVq5COeVdJR4U4VZGGlxRGPLRHvolVLEHx6D"
"YyLpw30Ay9R6d68YCLi9FYTq3hIXPK_-dmPlOUlKvPr1GgJzRoeC9G5qCvdcHWsq"
"JGTO_z3Wfo5zsqwkxruxwA."
"UmVkbW9uZCBXQSA5ODA1Mg."
"VwHERHPvCNcHHpTjkoigx3_ExK0Qc71RMEParpatm0X_qpg-w8kozSjfNIPPXiTB"
"BLXR65CIPkFqz4l1Ae9w_uowKiwyi9acgVztAi-pSL8GQSXnaamh9kX1mdh3M_TT"
"-FZGQFQsFhu0Z72gJKGdfGE-OE7hS1zuBD5oEUfk0Dmb0VzWEzpxxiSSBbBAzP10"
"l56pPfAtrjEYw-7ygeMkwBl6Z_mLS6w6xUgKlvW6ULmkV-uLC4FUiyKECK4e3WZY"
"Kw1bpgIqGYsw2v_grHjszJZ-_I5uM-9RA8ycX9KqPRp9gc6pXmoU_-27ATs9XCvr"
"ZXUtK2902AUzqpeEUJYjWWxSNsS-r1TJ1I-FMJ4XyAiGrfmo9hQPcNBYxPz3GQb2"
"8Y5CLSQfNgKSGt0A4isp1hBUXBHAndgtcslt7ZoQJaKe_nNJgNliWtWpJ_ebuOpE"
"l8jdhehdccnRMIwAmU1n7SPkmhIl1HlSOpvcvDfhUN5wuqU955vOBvfkBOh5A11U"
"zBuo2WlgZ6hYi9-e3w29bR0C2-pp3jbqxEDw3iWaf2dc5b-LnR0FEYXvI_tYk5rd"
"_J9N0mg0tQ6RbpxNEMNoA9QWk5lgdPvbh9BaO195abQ."
"AVO9iT5AV4CzvDJCdhSFlQ");
char * ek =
"{\"kty\":\"RSA\","
"\"n\":\"sXchDaQebHnPiGvyDOAT4saGEUetSyo9MKLOoWFsueri23bOdgWp4Dy1WlUzewbgBHod5pcM9H95GQRV3JDXboIRROSBigeC5yjU1hGzHHyXss8UDprecbAYxknTcQkhslANGRUZmdTOQ5qTRsLAt6BTYuyvVRdhS8exSZEy_c4gs_7svlJJQ4H9_NxsiIoLwAEk7-Q3UXERGYw_75IDrGA84-lA_-Ct4eTlXHBIY2EaV7t7LjJaynVJCpkv4LKjTTAumiGUIuQhrNhZLuF_RJLqHpM2kgWFLU7-VTdL1VbC2tejvcI2BlMkEpk1BzBZI0KQB0GaDWFLN-aEAw3vRw\","
"\"e\":\"AQAB\","
"\"d\":\"VFCWOqXr8nvZNyaaJLXdnNPXZKRaWCjkU5Q2egQQpTBMwhprMzWzpR8Sxq1OPThh_J6MUD8Z35wky9b8eEO0pwNS8xlh1lOFRRBoNqDIKVOku0aZb-rynq8cxjDTLZQ6Fz7jSjR1Klop-YKaUHc9GsEofQqYruPhzSA-QgajZGPbE_0ZaVDJHfyd7UUBUKunFMScbflYAAOYJqVIVwaYR5zWEEceUjNnTNo_CVSj-VvXLO5VZfCUAVLgW4dpf1SrtZjSt34YLsRarSb127reG_DUwg9Ch-KyvjT1SkHgUWRVGcyly7uvVGRSDwsXypdrNinPA4jlhoNdizK2zF2CWQ\""
"}";
char * sk = "{"
"\"kty\":\"RSA\","
"\"n\":\"ofgWCuLjybRlzo0tZWJjNiuSfb4p4fAkd_wWJcyQoTbji9k0l8W26mPddx"
"HmfHQp-Vaw-4qPCJrcS2mJPMEzP1Pt0Bm4d4QlL-yRT-SFd2lZS-pCgNMs"
"D1W_YpRPEwOWvG6b32690r2jZ47soMZo9wGzjb_7OMg0LOL-bSf63kpaSH"
"SXndS5z5rexMdbBYUsLA9e-KXBdQOS-UTo7WTBEMa2R2CapHg665xsmtdV"
"MTBQY4uDZlxvb3qCo5ZwKh9kG4LT6_I5IhlJH7aGhyxXFvUK-DWNmoudF8"
"NAco9_h9iaGNj8q2ethFkMLs91kzk2PAcDTW9gb54h4FRWyuXpoQ\","
"\"e\":\"AQAB\","
"\"d\":\"Eq5xpGnNCivDflJsRQBXHx1hdR1k6Ulwe2JZD50LpXyWPEAeP88vLNO97I"
"jlA7_GQ5sLKMgvfTeXZx9SE-7YwVol2NXOoAJe46sui395IW_GO-pWJ1O0"
"BkTGoVEn2bKVRUCgu-GjBVaYLU6f3l9kJfFNS3E0QbVdxzubSu3Mkqzjkn"
"439X0M_V51gfpRLI9JYanrC4D4qAdGcopV_0ZHHzQlBjudU2QvXt4ehNYT"
"CBr6XCLQUShb1juUO1ZdiYoFaFQT5Tw8bGUl_x_jTj3ccPDVZFD9pIuhLh"
"BOneufuBiB4cS98l2SR_RQyGWSeWjnczT0QU91p1DhOVRuOopznQ\","
"\"p\":\"4BzEEOtIpmVdVEZNCqS7baC4crd0pqnRH_5IB3jw3bcxGn6QLvnEtfdUdi"
"YrqBdss1l58BQ3KhooKeQTa9AB0Hw_Py5PJdTJNPY8cQn7ouZ2KKDcmnPG"
"BY5t7yLc1QlQ5xHdwW1VhvKn-nXqhJTBgIPgtldC-KDV5z-y2XDwGUc\","
"\"q\":\"uQPEfgmVtjL0Uyyx88GZFF1fOunH3-7cepKmtH4pxhtCoHqpWmT8YAmZxa"
"ewHgHAjLYsp1ZSe7zFYHj7C6ul7TjeLQeZD_YwD66t62wDmpe_HlB-TnBA"
"-njbglfIsRLtXlnDzQkv5dTltRJ11BKBBypeeF6689rjcJIDEz9RWdc\","
"\"dp\":\"BwKfV3Akq5_MFZDFZCnW-wzl-CCo83WoZvnLQwCTeDv8uzluRSnm71I3Q"
"CLdhrqE2e9YkxvuxdBfpT_PI7Yz-FOKnu1R6HsJeDCjn12Sk3vmAktV2zb"
"34MCdy7cpdTh_YVr7tss2u6vneTwrA86rZtu5Mbr1C1XsmvkxHQAdYo0\","
"\"dq\":\"h_96-mK1R_7glhsum81dZxjTnYynPbZpHziZjeeHcXYsXaaMwkOlODsWa"
"7I9xXDoRwbKgB719rrmI2oKr6N3Do9U0ajaHF-NKJnwgjMd2w9cjz3_-ky"
"NlxAr2v4IKhGNpmM5iIgOS1VZnOZ68m6_pbLBSp3nssTdlqvd0tIiTHU\","
"\"qi\":\"IYd7DHOhrWvxkwPQsRM2tOgrjbcrfvtQJipd-DlcxyVuuM9sQLdgjVk2o"
"y26F0EmpScGLq2MowX7fhd_QJQ3ydy5cY7YIBi87w93IKLEdfnbJtoOPLU"
"W0ITrJReOgo1cq9SbsxYawBgfp_gh6A5603k2-ZQwVK0JKSHuLFkuQ3U\""
"}";
apr_jwt_error_t err;
apr_hash_t *keys = apr_hash_make(pool);
apr_jwk_t *jwk = NULL;
apr_jwt_t *jwt = NULL;
TST_ASSERT_ERR("apr_jwk_parse_json (encryption key)",
_jwk_parse(pool, ek, &jwk, &err) == 0, pool, err);
apr_hash_set(keys, "dummy", APR_HASH_KEY_STRING, jwk);
TST_ASSERT_ERR("apr_jwt_parse", apr_jwt_parse(pool, s, &jwt, keys, &err),
pool, err);
TST_ASSERT_ERR("apr_jwk_parse_json (signing key)",
_jwk_parse(pool, sk, &jwk, &err) == 0, pool, err);
apr_hash_set(keys, "dummy", APR_HASH_KEY_STRING, jwk);
TST_ASSERT_ERR("apr_jws_verify", apr_jws_verify(pool, jwt, keys, &err),
pool, err);
TST_ASSERT_STR("header.alg", jwt->header.alg, "RS256");
TST_ASSERT_STR("payload.iss", jwt->payload.iss, "joe");
TST_ASSERT_LONG("payload.exp", (long )jwt->payload.exp, 1300819380L);
apr_jwt_destroy(jwt);
return 0;
}
static char *test_jwt_sign_verify(apr_pool_t *pool) {
apr_jwt_t jwt;
apr_jwk_t *jwk = NULL;
apr_jwt_error_t err;
char *s_key =
"{"
"\"kty\" : \"RSA\","
"\"n\": \"ym7jipmB37CgdonwGFVRuZmRfCl3lVh91fmm5CXHcNlUFZNR3D6Q9r63PpGRnfSsX3dOweh8BXd2AJ3mxvcE4z9xH--tA5EaOGI7IVF0Ip_i3flGg85xOADlb8rX3ez1NqkqMVJeeJypKhCCDNfvu_MXSdPLglU969YQF5xKAK8VFRfI6EfxxrZ_3Dvt2CKDV4LTPPJe9KI2_LuLQFBJ3MzlCTVxY6gyaljrWaDq7q5Lt3GB1KYS0Yd8COEQwsclOLm0Tddhg4cle-DfaTMi7xsTZsPKyac5x17Y4N4isHhZULuWHX7o1bs809xcj-_-YCRq6C61je_mzFhuF4pczw\","
"\"e\": \"AQAB\","
"\"d\": \"qvxW_e8DoCnUn8uLHUKTsS1hkXqFI4SHZYFl0jeG6m7ncwHolxvR3ljg9tyGHuFX55sizu7MMuHgrkyxbUWgv0ILD2qmvOiHOTDfuRjP-58JRW0UfqiVQTSgl3jCNRW9WdoxZU-ptD6_NGSVNLwAJsUB2r4mm4PctaMuHINKjp_TnuD-5vfi9Tj88hbqvX_0j8T62ZaLRdERb1KGDM_8bnqQpnLZ0MZQnpLQ8cKIcjj7p0II6pzvqgdO1RqfYx7qG0cbcIRh26rnB9X4rp5BrbvDzKe6NOqacZUcNUmbPzI01-hiT0HgJvV592CBOxt2T31ltQ4wCEdzhQeT3n9_wQ\""
"}";
apr_hash_t *keys = apr_hash_make(pool);
TST_ASSERT_ERR("apr_jwk_parse_json",
_jwk_parse(pool, s_key, &jwk, &err) == 0, pool, err);
apr_hash_set(keys, "dummy", APR_HASH_KEY_STRING, jwk);
jwt.payload.value.json = json_object();
json_object_set_new(jwt.payload.value.json, "iss",
json_string("https://example.org"));
json_object_set_new(jwt.payload.value.json, "sub",
json_string("https://example.org"));
json_object_set_new(jwt.payload.value.json, "aud",
json_string("sample_client"));
json_object_set_new(jwt.payload.value.json, "exp",
json_integer(apr_time_sec(apr_time_now()) + 60));
json_object_set_new(jwt.payload.value.json, "iat",
json_integer(apr_time_sec(apr_time_now())));
jwt.header.value.json = json_object();
json_object_set_new(jwt.header.value.json, "typ", json_string("JWT"));
json_object_set_new(jwt.header.value.json, "alg", json_string("RS256"));
TST_ASSERT_ERR("apr_jwt_sign (rsa)", apr_jwt_sign(pool, &jwt, jwk, &err),
pool, err);
TST_ASSERT_ERR("apr_jws_verify (rsa)",
apr_jws_verify(pool, &jwt, keys, &err), pool, err);
const char *secret = "my_secret4321";
TST_ASSERT_ERR("apr_jwk_parse_symmetric_key",
apr_jwk_parse_symmetric_key(pool, NULL, (const unsigned char *)secret, strlen(secret), &jwk, &err),
pool, err);
apr_hash_set(keys, "dummy", APR_HASH_KEY_STRING, jwk);
json_object_set_new(jwt.header.value.json, "alg", json_string("HS256"));
TST_ASSERT_ERR("apr_jwt_sign (hmac)", apr_jwt_sign(pool, &jwt, jwk, &err),
pool, err);
TST_ASSERT_ERR("apr_jws_verify (hmac)",
apr_jws_verify(pool, &jwt, keys, &err), pool, err);
apr_jwt_destroy(&jwt);
return 0;
}
