WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Affero General Public License for more details.
-
+
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
- SPDX-License-Identifier: AGPL3.0-or-later
- */
+ SPDX-License-Identifier: AGPL3.0-or-later
+ */
/**
* @author Martin Schanzenbach
* @author Philippe Buschmann
* @brief GNUnet Namestore REST plugin
*
*/
-
#include "platform.h"
-#include "gnunet_rest_plugin.h"
-#include "gnunet_identity_service.h"
+#include <inttypes.h>
+#include <jansson.h>
+
#include "gnunet_gns_service.h"
#include "gnunet_gnsrecord_lib.h"
+#include "gnunet_identity_service.h"
#include "gnunet_namestore_service.h"
+#include "gnunet_reclaim_lib.h"
+#include "gnunet_reclaim_service.h"
#include "gnunet_rest_lib.h"
-#include "microhttpd.h"
-#include <jansson.h>
-#include <inttypes.h>
+#include "gnunet_rest_plugin.h"
#include "gnunet_signatures.h"
-#include "gnunet_reclaim_attribute_lib.h"
-#include "gnunet_reclaim_service.h"
+#include "microhttpd.h"
#include "oidc_helper.h"
-
/**
* REST root namespace
*/
*/
#define OIDC_NONCE_KEY "nonce"
+/**
+ * OIDC claims key
+ */
+#define OIDC_CLAIMS_KEY "claims"
+
+/**
+ * OIDC PKCE code challenge
+ */
+#define OIDC_CODE_CHALLENGE_KEY "code_challenge"
+
+/**
+ * OIDC PKCE code verifier
+ */
+#define OIDC_CODE_VERIFIER_KEY "code_verifier"
+
/**
* OIDC cookie expiration (in seconds)
*/
#define OIDC_ERROR_KEY_ACCESS_DENIED "access_denied"
-
/**
* OIDC ignored parameter array
*/
-static char* OIDC_ignored_parameter_array [] =
-{
- "display",
- "prompt",
- "ui_locales",
- "response_mode",
- "id_token_hint",
- "login_hint",
- "acr_values"
-};
+static char *OIDC_ignored_parameter_array[] = { "display",
+ "prompt",
+ "ui_locales",
+ "response_mode",
+ "id_token_hint",
+ "login_hint",
+ "acr_values" };
/**
* OIDC Hash map that keeps track of issued cookies
struct GNUNET_CONTAINER_MultiHashMap *OIDC_cookie_jar_map;
/**
- * OIDC authorized identities and times hashmap
- */
-struct GNUNET_CONTAINER_MultiHashMap *OIDC_identity_grants;
-
-/**
- * OIDC Hash map that keeps track of used authorization code(s)
- */
-struct GNUNET_CONTAINER_MultiHashMap *OIDC_used_ticket_map;
-
-/**
- * Hash map that links the issued access token to the corresponding ticket and ego
+ * Hash map that links the issued access token to the corresponding ticket and
+ * ego
*/
struct GNUNET_CONTAINER_MultiHashMap *OIDC_access_token_map;
/**
* HTTP methods allows for this plugin
*/
-static char* allow_methods;
+static char *allow_methods;
/**
* @brief struct returned by the initialization function of the plugin
*/
char *nonce;
+ /**
+ * The OIDC claims
+ */
+ char *claims;
+
/**
* The OIDC response type
*/
*/
int user_cancelled;
+ /**
+ * The PKCE code_challenge
+ */
+ char *code_challenge;
+
+ /**
+ * The PKCE code_verifier
+ */
+ char *code_verifier;
+
/**
* The response JSON
*/
json_t *response;
-
};
/**
/**
* Attribute claim list
*/
- struct GNUNET_RECLAIM_ATTRIBUTE_ClaimList *attr_list;
+ struct GNUNET_RECLAIM_AttributeList *attr_list;
+
+ /**
+ * Attestation list
+ */
+ struct GNUNET_RECLAIM_AttestationList *attests_list;
+
/**
* IDENTITY Operation
*/
struct GNUNET_RECLAIM_AttributeIterator *attr_it;
+ /**
+ * Attestation iterator
+ */
+ struct GNUNET_RECLAIM_AttestationIterator *attest_it;
+
+
/**
* Ticket iterator
*/
* Reponse code
*/
int response_code;
-
};
/**
static void
cleanup_handle (struct RequestHandle *handle)
{
- struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntry *claim_entry;
- struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntry *claim_tmp;
struct EgoEntry *ego_entry;
struct EgoEntry *ego_tmp;
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Cleaning up\n");
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Cleaning up\n");
if (NULL != handle->timeout_task)
GNUNET_SCHEDULER_cancel (handle->timeout_task);
if (NULL != handle->identity_handle)
GNUNET_IDENTITY_disconnect (handle->identity_handle);
if (NULL != handle->attr_it)
GNUNET_RECLAIM_get_attributes_stop (handle->attr_it);
+ if (NULL != handle->attest_it)
+ GNUNET_RECLAIM_get_attestations_stop (handle->attest_it);
if (NULL != handle->ticket_it)
GNUNET_RECLAIM_ticket_iteration_stop (handle->ticket_it);
if (NULL != handle->idp)
json_decref (handle->oidc->response);
GNUNET_free (handle->oidc);
}
- if ( NULL != handle->attr_list )
- {
- for (claim_entry = handle->attr_list->list_head;
- NULL != claim_entry;)
- {
- claim_tmp = claim_entry;
- claim_entry = claim_entry->next;
- GNUNET_free (claim_tmp->claim);
- GNUNET_free (claim_tmp);
- }
- GNUNET_free (handle->attr_list);
- }
- for (ego_entry = handle->ego_head;
- NULL != ego_entry;)
+ GNUNET_RECLAIM_attribute_list_destroy (handle->attr_list);
+ GNUNET_RECLAIM_attestation_list_destroy (handle->attests_list);
+
+ for (ego_entry = handle->ego_head; NULL != ego_entry;)
{
ego_tmp = ego_entry;
ego_entry = ego_entry->next;
GNUNET_free (ego_tmp->keystring);
GNUNET_free (ego_tmp);
}
- GNUNET_free_non_null (handle->attr_it);
GNUNET_free (handle);
}
+
static void
cleanup_handle_delayed (void *cls)
{
struct MHD_Response *resp;
char *json_error;
- GNUNET_asprintf (&json_error, "{ \"error\" : \"%s\", \"error_description\" : \"%s\"%s%s%s}",
+ GNUNET_asprintf (&json_error,
+ "{ \"error\" : \"%s\", \"error_description\" : \"%s\"%s%s%s}",
handle->emsg,
(NULL != handle->edesc) ? handle->edesc : "",
(NULL != handle->oidc->state) ? ", \"state\":\"" : "",
(NULL != handle->oidc->state) ? handle->oidc->state : "",
(NULL != handle->oidc->state) ? "\"" : "");
- if ( 0 == handle->response_code )
+ if (0 == handle->response_code)
handle->response_code = MHD_HTTP_BAD_REQUEST;
resp = GNUNET_REST_create_response (json_error);
if (MHD_HTTP_UNAUTHORIZED == handle->response_code)
- MHD_add_response_header (resp,
- MHD_HTTP_HEADER_WWW_AUTHENTICATE,
- "Basic");
+ MHD_add_response_header (resp, MHD_HTTP_HEADER_WWW_AUTHENTICATE, "Basic");
MHD_add_response_header (resp,
MHD_HTTP_HEADER_CONTENT_TYPE,
"application/json");
struct MHD_Response *resp;
char *error;
- GNUNET_asprintf (&error, "error=\"%s\", error_description=\"%s\"",
+ GNUNET_asprintf (&error,
+ "error=\"%s\", error_description=\"%s\"",
handle->emsg,
(NULL != handle->edesc) ? handle->edesc : "");
resp = GNUNET_REST_create_response ("");
- MHD_add_response_header (resp,
- MHD_HTTP_HEADER_WWW_AUTHENTICATE,
- "Bearer");
+ MHD_add_response_header (resp, MHD_HTTP_HEADER_WWW_AUTHENTICATE, "Bearer");
handle->proc (handle->proc_cls, resp, handle->response_code);
GNUNET_SCHEDULER_add_now (&cleanup_handle_delayed, handle);
GNUNET_free (error);
{
struct RequestHandle *handle = cls;
struct MHD_Response *resp;
- char* redirect;
+ char *redirect;
+
GNUNET_asprintf (&redirect,
"%s?error=%s&error_description=%s%s%s",
- handle->oidc->redirect_uri, handle->emsg, handle->edesc,
+ handle->oidc->redirect_uri,
+ handle->emsg,
+ handle->edesc,
(NULL != handle->oidc->state) ? "&state=" : "",
(NULL != handle->oidc->state) ? handle->oidc->state : "");
resp = GNUNET_REST_create_response ("");
GNUNET_free (redirect);
}
+
/**
* Task run on timeout, sends error message. Cleans up everything.
*
do_error (handle);
}
+
/**
* Return attributes for claim
*
static void
return_userinfo_response (void *cls)
{
- char* result_str;
+ char *result_str;
struct RequestHandle *handle = cls;
struct MHD_Response *resp;
result_str = json_dumps (handle->oidc->response, 0);
-
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,"ID-Token: %s\n",result_str);
resp = GNUNET_REST_create_response (result_str);
handle->proc (handle->proc_cls, resp, MHD_HTTP_OK);
GNUNET_free (result_str);
cleanup_handle (handle);
}
-/**
- * Returns base64 encoded string urlencoded
- *
- * @param string the string to encode
- * @return base64 encoded string
- */
-static char*
-base64_encode (const char *s)
-{
- char *enc;
- char *enc_urlencode;
- char *tmp;
- int i;
- int num_pads = 0;
-
- GNUNET_STRINGS_base64_encode (s, strlen (s), &enc);
- tmp = strchr (enc, '=');
- num_pads = strlen (enc) - (tmp - enc);
- GNUNET_assert ((3 > num_pads) && (0 <= num_pads));
- if (0 == num_pads)
- return enc;
- enc_urlencode = GNUNET_malloc (strlen (enc) + num_pads*2);
- strcpy (enc_urlencode, enc);
- GNUNET_free (enc);
- tmp = strchr (enc_urlencode, '=');
- for (i = 0; i < num_pads; i++)
- {
- strcpy (tmp, "%3D"); //replace '=' with '%3D'
- tmp += 3;
- }
- return enc_urlencode;
-}
/**
* Respond to OPTIONS request
*/
static void
options_cont (struct GNUNET_REST_RequestHandle *con_handle,
- const char* url,
+ const char *url,
void *cls)
{
struct MHD_Response *resp;
struct RequestHandle *handle = cls;
- //For now, independent of path return all options
+ // For now, independent of path return all options
resp = GNUNET_REST_create_response (NULL);
- MHD_add_response_header (resp,
- "Access-Control-Allow-Methods",
- allow_methods);
+ MHD_add_response_header (resp, "Access-Control-Allow-Methods", allow_methods);
handle->proc (handle->proc_cls, resp, MHD_HTTP_OK);
cleanup_handle (handle);
return;
char *token;
char *value;
- //gets identity of login try with cookie
- GNUNET_CRYPTO_hash (OIDC_COOKIE_HEADER_KEY, strlen (OIDC_COOKIE_HEADER_KEY),
+ // gets identity of login try with cookie
+ GNUNET_CRYPTO_hash (OIDC_COOKIE_HEADER_KEY,
+ strlen (OIDC_COOKIE_HEADER_KEY),
&cache_key);
- if ( GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains (handle->rest_handle->header_param_map,
- &cache_key) )
+ if (GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains (handle->rest_handle
+ ->header_param_map,
+ &cache_key))
{
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "No cookie found\n");
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "No cookie found\n");
return;
}
- //splits cookies and find 'Identity' cookie
- tmp_cookies = GNUNET_CONTAINER_multihashmap_get ( handle->rest_handle->header_param_map, &cache_key);
+ // splits cookies and find 'Identity' cookie
+ tmp_cookies =
+ GNUNET_CONTAINER_multihashmap_get (handle->rest_handle->header_param_map,
+ &cache_key);
cookies = GNUNET_strdup (tmp_cookies);
token = strtok (cookies, delimiter);
handle->oidc->user_cancelled = GNUNET_NO;
while (NULL != token)
{
- if (0 == strcmp (token,
- OIDC_COOKIE_HEADER_ACCESS_DENIED))
+ if (0 == strcmp (token, OIDC_COOKIE_HEADER_ACCESS_DENIED))
{
handle->oidc->user_cancelled = GNUNET_YES;
GNUNET_free (cookies);
GNUNET_free (cookies);
return;
}
- GNUNET_CRYPTO_hash (token, strlen (token),
- &cache_key);
- if (GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains (OIDC_cookie_jar_map, &cache_key))
+ GNUNET_CRYPTO_hash (token, strlen (token), &cache_key);
+ if (GNUNET_NO ==
+ GNUNET_CONTAINER_multihashmap_contains (OIDC_cookie_jar_map, &cache_key))
{
- GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
- "Found cookie `%s', but no corresponding expiration entry present...\n",
- token);
+ GNUNET_log (
+ GNUNET_ERROR_TYPE_WARNING,
+ "Found cookie `%s', but no corresponding expiration entry present...\n",
+ token);
GNUNET_free (cookies);
return;
}
- relog_time = GNUNET_CONTAINER_multihashmap_get (OIDC_cookie_jar_map,
- &cache_key);
+ relog_time =
+ GNUNET_CONTAINER_multihashmap_get (OIDC_cookie_jar_map, &cache_key);
current_time = GNUNET_TIME_absolute_get ();
// 30 min after old login -> redirect to login
- if ( current_time.abs_value_us > relog_time->abs_value_us )
+ if (current_time.abs_value_us > relog_time->abs_value_us)
{
GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
"Found cookie `%s', but it is expired.\n",
value = strtok (token, OIDC_COOKIE_HEADER_INFORMATION_KEY);
GNUNET_assert (NULL != value);
handle->oidc->login_identity = GNUNET_strdup (value);
+ GNUNET_free (cookies);
}
+
/**
* Redirects to login page stored in configuration file
*/
struct MHD_Response *resp;
struct RequestHandle *handle = cls;
- if ( GNUNET_OK
- == GNUNET_CONFIGURATION_get_value_string (cfg, "reclaim-rest-plugin",
- "address", &login_base_url) )
+ if (GNUNET_OK == GNUNET_CONFIGURATION_get_value_string (cfg,
+ "reclaim-rest-plugin",
+ "address",
+ &login_base_url))
{
- GNUNET_asprintf (&new_redirect, "%s?%s=%s&%s=%s&%s=%s&%s=%s&%s=%s&%s=%s",
+ GNUNET_asprintf (&new_redirect,
+ "%s?%s=%s&%s=%s&%s=%s&%s=%s&%s=%s&%s=%s&%s=%s&%s=%s",
login_base_url,
OIDC_RESPONSE_TYPE_KEY,
handle->oidc->response_type,
handle->oidc->scope,
OIDC_STATE_KEY,
(NULL != handle->oidc->state) ? handle->oidc->state : "",
+ OIDC_CODE_CHALLENGE_KEY,
+ (NULL != handle->oidc->code_challenge) ?
+ handle->oidc->code_challenge : "",
OIDC_NONCE_KEY,
- (NULL != handle->oidc->nonce) ? handle->oidc->nonce : "");
+ (NULL != handle->oidc->nonce) ? handle->oidc->nonce : "",
+ OIDC_CLAIMS_KEY,
+ (NULL != handle->oidc->claims) ? handle->oidc->claims :
+ "");
resp = GNUNET_REST_create_response ("");
MHD_add_response_header (resp, "Location", new_redirect);
GNUNET_free (login_base_url);
GNUNET_SCHEDULER_add_now (&cleanup_handle_delayed, handle);
}
+
/**
* Does internal server error when iteration failed.
*/
oidc_iteration_error (void *cls)
{
struct RequestHandle *handle = cls;
+
handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_SERVER_ERROR);
handle->response_code = MHD_HTTP_INTERNAL_SERVER_ERROR;
GNUNET_SCHEDULER_add_now (&do_error, handle);
* parameter. Otherwise redirects with error
*/
static void
-oidc_ticket_issue_cb (void* cls,
- const struct GNUNET_RECLAIM_Ticket *ticket)
+oidc_ticket_issue_cb (void *cls, const struct GNUNET_RECLAIM_Ticket *ticket)
{
struct RequestHandle *handle = cls;
struct MHD_Response *resp;
char *ticket_str;
char *redirect_uri;
- char *code_json_string;
- char *code_base64_final_string;
+ char *code_string;
handle->idp_op = NULL;
- handle->ticket = *ticket;
if (NULL == ticket)
{
handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_SERVER_ERROR);
GNUNET_SCHEDULER_add_now (&do_redirect_error, handle);
return;
}
- ticket_str = GNUNET_STRINGS_data_to_string_alloc (&handle->ticket,
- sizeof (struct GNUNET_RECLAIM_Ticket));
- //TODO change if more attributes are needed (see max_age)
- code_json_string = OIDC_build_authz_code (&handle->priv_key,
- &handle->ticket,
- handle->oidc->nonce);
- code_base64_final_string = base64_encode (code_json_string);
- if ( (NULL != handle->redirect_prefix) &&
- (NULL != handle->redirect_suffix) &&
- (NULL != handle->tld) )
- {
-
- GNUNET_asprintf (&redirect_uri, "%s.%s/%s?%s=%s&state=%s",
+ handle->ticket = *ticket;
+ ticket_str =
+ GNUNET_STRINGS_data_to_string_alloc (&handle->ticket,
+ sizeof(struct GNUNET_RECLAIM_Ticket));
+ // TODO change if more attributes are needed (see max_age)
+ code_string = OIDC_build_authz_code (&handle->priv_key,
+ &handle->ticket,
+ handle->attr_list,
+ handle->attests_list,
+ handle->oidc->nonce,
+ handle->oidc->code_challenge);
+ if ((NULL != handle->redirect_prefix) && (NULL != handle->redirect_suffix) &&
+ (NULL != handle->tld))
+ {
+ GNUNET_asprintf (&redirect_uri,
+ "%s.%s/%s?%s=%s&state=%s",
handle->redirect_prefix,
handle->tld,
handle->redirect_suffix,
handle->oidc->response_type,
- code_base64_final_string, handle->oidc->state);
- } else {
- GNUNET_asprintf (&redirect_uri, "%s?%s=%s&state=%s",
+ code_string,
+ handle->oidc->state);
+ }
+ else
+ {
+ GNUNET_asprintf (&redirect_uri,
+ "%s?%s=%s&state=%s",
handle->oidc->redirect_uri,
handle->oidc->response_type,
- code_base64_final_string, handle->oidc->state);
-
+ code_string,
+ handle->oidc->state);
}
resp = GNUNET_REST_create_response ("");
MHD_add_response_header (resp, "Location", redirect_uri);
GNUNET_SCHEDULER_add_now (&cleanup_handle_delayed, handle);
GNUNET_free (redirect_uri);
GNUNET_free (ticket_str);
- GNUNET_free (code_json_string);
- GNUNET_free (code_base64_final_string);
+ GNUNET_free (code_string);
+}
+
+
+static void
+oidc_attest_collect_finished_cb (void *cls)
+{
+ struct RequestHandle *handle = cls;
+
+ handle->attest_it = NULL;
+ handle->idp_op = GNUNET_RECLAIM_ticket_issue (handle->idp,
+ &handle->priv_key,
+ &handle->oidc->client_pkey,
+ handle->attr_list,
+ &oidc_ticket_issue_cb,
+ handle);
}
+
+/**
+ * Collects all attributes for an ego if in scope parameter
+ */
static void
-oidc_collect_finished_cb (void *cls)
+oidc_attest_collect (void *cls,
+ const struct GNUNET_CRYPTO_EcdsaPublicKey *identity,
+ const struct GNUNET_RECLAIM_Attestation *attest)
{
struct RequestHandle *handle = cls;
+ struct GNUNET_RECLAIM_AttributeListEntry *le;
+
+ for (le = handle->attr_list->list_head; NULL != le; le = le->next)
+ {
+ if (GNUNET_NO == GNUNET_RECLAIM_id_is_equal (&le->attribute->attestation,
+ &attest->id))
+ {
+ struct GNUNET_RECLAIM_AttestationListEntry *ale;
+ ale = GNUNET_new (struct GNUNET_RECLAIM_AttestationListEntry);
+ ale->attestation = GNUNET_RECLAIM_attestation_new (attest->name,
+ attest->type,
+ attest->data,
+ attest->data_size);
+ GNUNET_CONTAINER_DLL_insert (handle->attests_list->list_head,
+ handle->attests_list->list_tail,
+ ale);
+ }
+ }
+ GNUNET_RECLAIM_get_attestations_next (handle->attest_it);
+}
+
+
+static void
+oidc_attr_collect_finished_cb (void *cls)
+{
+ struct RequestHandle *handle = cls;
+
handle->attr_it = NULL;
handle->ticket_it = NULL;
if (NULL == handle->attr_list->list_head)
GNUNET_SCHEDULER_add_now (&do_redirect_error, handle);
return;
}
+ handle->attests_list = GNUNET_new (struct GNUNET_RECLAIM_AttestationList);
+ handle->attest_it =
+ GNUNET_RECLAIM_get_attestations_start (handle->idp,
+ &handle->priv_key,
+ &oidc_iteration_error,
+ handle,
+ &oidc_attest_collect,
+ handle,
+ &oidc_attest_collect_finished_cb,
+ handle);
+
handle->idp_op = GNUNET_RECLAIM_ticket_issue (handle->idp,
&handle->priv_key,
&handle->oidc->client_pkey,
static void
oidc_attr_collect (void *cls,
const struct GNUNET_CRYPTO_EcdsaPublicKey *identity,
- const struct GNUNET_RECLAIM_ATTRIBUTE_Claim *attr)
+ const struct GNUNET_RECLAIM_Attribute *attr)
{
struct RequestHandle *handle = cls;
- struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntry *le;
- char* scope_variables;
- char* scope_variable;
- char delimiter[]=" ";
-
- if ( (NULL == attr->name) || (NULL == attr->data) )
- {
- GNUNET_RECLAIM_get_attributes_next (handle->attr_it);
- return;
- }
+ struct GNUNET_RECLAIM_AttributeListEntry *le;
+ char *scope_variables;
+ char *scope_variable;
+ char delimiter[] = " ";
scope_variables = GNUNET_strdup (handle->oidc->scope);
scope_variable = strtok (scope_variables, delimiter);
while (NULL != scope_variable)
{
- if ( 0 == strcmp (attr->name, scope_variable) )
- {
+ if (0 == strcmp (attr->name, scope_variable))
break;
- }
scope_variable = strtok (NULL, delimiter);
}
- if ( NULL == scope_variable )
+ if (NULL == scope_variable)
{
GNUNET_RECLAIM_get_attributes_next (handle->attr_it);
GNUNET_free (scope_variables);
+ // We can ignore this
return;
}
GNUNET_free (scope_variables);
-
- le = GNUNET_new (struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntry);
- le->claim = GNUNET_RECLAIM_ATTRIBUTE_claim_new (attr->name, attr->type,
- attr->data, attr->data_size);
+ le = GNUNET_new (struct GNUNET_RECLAIM_AttributeListEntry);
+ le->attribute = GNUNET_RECLAIM_attribute_new (attr->name,
+ &attr->attestation,
+ attr->type,
+ attr->data,
+ attr->data_size);
+ le->attribute->id = attr->id;
+ le->attribute->flag = attr->flag;
+ le->attribute->attestation = attr->attestation;
GNUNET_CONTAINER_DLL_insert (handle->attr_list->list_head,
- handle->attr_list->list_tail, le);
+ handle->attr_list->list_tail,
+ le);
GNUNET_RECLAIM_get_attributes_next (handle->attr_it);
}
code_redirect (void *cls)
{
struct RequestHandle *handle = cls;
- struct GNUNET_TIME_Absolute current_time, *relog_time;
- struct GNUNET_CRYPTO_EcdsaPublicKey pubkey, ego_pkey;
+ struct GNUNET_TIME_Absolute current_time;
+ struct GNUNET_TIME_Absolute *relog_time;
+ struct GNUNET_CRYPTO_EcdsaPublicKey pubkey;
+ struct GNUNET_CRYPTO_EcdsaPublicKey ego_pkey;
struct GNUNET_HashCode cache_key;
char *identity_cookie;
- GNUNET_asprintf (&identity_cookie, "Identity=%s", handle->oidc->login_identity);
+ GNUNET_asprintf (&identity_cookie,
+ "Identity=%s",
+ handle->oidc->login_identity);
GNUNET_CRYPTO_hash (identity_cookie, strlen (identity_cookie), &cache_key);
GNUNET_free (identity_cookie);
- //No login time for identity -> redirect to login
- if ( GNUNET_YES
- == GNUNET_CONTAINER_multihashmap_contains (OIDC_cookie_jar_map,
- &cache_key) )
+ // No login time for identity -> redirect to login
+ if (GNUNET_YES ==
+ GNUNET_CONTAINER_multihashmap_contains (OIDC_cookie_jar_map, &cache_key))
{
- relog_time = GNUNET_CONTAINER_multihashmap_get (OIDC_cookie_jar_map,
- &cache_key);
+ relog_time =
+ GNUNET_CONTAINER_multihashmap_get (OIDC_cookie_jar_map, &cache_key);
current_time = GNUNET_TIME_absolute_get ();
// 30 min after old login -> redirect to login
- if ( current_time.abs_value_us <= relog_time->abs_value_us )
+ if (current_time.abs_value_us <= relog_time->abs_value_us)
{
- if ( GNUNET_OK
- != GNUNET_CRYPTO_ecdsa_public_key_from_string (
- handle->oidc->login_identity,
- strlen (handle->oidc->login_identity), &pubkey) )
+ if (GNUNET_OK !=
+ GNUNET_CRYPTO_ecdsa_public_key_from_string (handle->oidc
+ ->login_identity,
+ strlen (
+ handle->oidc
+ ->login_identity),
+ &pubkey))
{
handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_COOKIE);
- handle->edesc = GNUNET_strdup ("The cookie of a login identity is not valid");
+ handle->edesc =
+ GNUNET_strdup ("The cookie of a login identity is not valid");
GNUNET_SCHEDULER_add_now (&do_redirect_error, handle);
return;
}
// iterate over egos and compare their public key
- for (handle->ego_entry = handle->ego_head;
- NULL != handle->ego_entry; handle->ego_entry = handle->ego_entry->next)
+ for (handle->ego_entry = handle->ego_head; NULL != handle->ego_entry;
+ handle->ego_entry = handle->ego_entry->next)
{
GNUNET_IDENTITY_ego_get_public_key (handle->ego_entry->ego, &ego_pkey);
- if ( 0 == memcmp (&ego_pkey,
- &pubkey,
- sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey)) )
+ if (0 == GNUNET_memcmp (&ego_pkey, &pubkey))
{
- handle->priv_key = *GNUNET_IDENTITY_ego_get_private_key (handle->ego_entry->ego);
+ handle->priv_key =
+ *GNUNET_IDENTITY_ego_get_private_key (handle->ego_entry->ego);
handle->idp = GNUNET_RECLAIM_connect (cfg);
- handle->attr_list = GNUNET_new (struct GNUNET_RECLAIM_ATTRIBUTE_ClaimList);
- handle->attr_it = GNUNET_RECLAIM_get_attributes_start (handle->idp,
- &handle->priv_key,
- &oidc_iteration_error,
- handle,
- &oidc_attr_collect,
- handle,
- &oidc_collect_finished_cb,
- handle);
+ handle->attr_list =
+ GNUNET_new (struct GNUNET_RECLAIM_AttributeList);
+ handle->attr_it =
+ GNUNET_RECLAIM_get_attributes_start (handle->idp,
+ &handle->priv_key,
+ &oidc_iteration_error,
+ handle,
+ &oidc_attr_collect,
+ handle,
+ &oidc_attr_collect_finished_cb,
+ handle);
return;
}
}
{
struct RequestHandle *handle = cls;
struct MHD_Response *resp;
- char* redirect_uri;
+ char *redirect_uri;
if (GNUNET_YES == handle->oidc->user_cancelled)
{
- if ( (NULL != handle->redirect_prefix) &&
- (NULL != handle->redirect_suffix) &&
- (NULL != handle->tld) )
+ if ((NULL != handle->redirect_prefix) &&
+ (NULL != handle->redirect_suffix) && (NULL != handle->tld))
{
- GNUNET_asprintf (&redirect_uri, "%s.%s/%s?error=%s&error_description=%s&state=%s",
+ GNUNET_asprintf (&redirect_uri,
+ "%s.%s/%s?error=%s&error_description=%s&state=%s",
handle->redirect_prefix,
handle->tld,
handle->redirect_suffix,
"access_denied",
"User denied access",
handle->oidc->state);
- } else {
- GNUNET_asprintf (&redirect_uri, "%s?error=%s&error_description=%s&state=%s",
+ }
+ else
+ {
+ GNUNET_asprintf (&redirect_uri,
+ "%s?error=%s&error_description=%s&state=%s",
handle->oidc->redirect_uri,
"access_denied",
"User denied access",
handle->oidc->state);
-
}
resp = GNUNET_REST_create_response ("");
MHD_add_response_header (resp, "Location", redirect_uri);
if (0 == rd_count)
{
handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_SERVER_ERROR);
- handle->edesc = GNUNET_strdup ("Server cannot generate ticket, redirect uri not found.");
+ handle->edesc =
+ GNUNET_strdup ("Server cannot generate ticket, redirect uri not found.");
GNUNET_SCHEDULER_add_now (&do_redirect_error, handle);
return;
}
{
if (GNUNET_GNSRECORD_TYPE_RECLAIM_OIDC_REDIRECT != rd[i].record_type)
continue;
- if (0 != strncmp (rd[i].data,
- handle->oidc->redirect_uri,
- rd[i].data_size))
+ if (0 != strncmp (rd[i].data, handle->oidc->redirect_uri, rd[i].data_size))
continue;
- tmp = GNUNET_strndup (rd[i].data,
- rd[i].data_size);
- if (NULL == strstr (tmp,
- handle->oidc->client_id))
+ tmp = GNUNET_strndup (rd[i].data, rd[i].data_size);
+ if (NULL == strstr (tmp, handle->oidc->client_id))
{
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Redirect uri %s does not contain client_id %s",
+ "Redirect uri %s does not contain client_id %s\n",
tmp,
handle->oidc->client_id);
- } else {
-
- pos = strrchr (tmp,
- (unsigned char) '.');
+ }
+ else
+ {
+ pos = strrchr (tmp, (unsigned char) '.');
+ if (NULL == pos)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+ "Redirect uri %s contains client_id but is malformed\n",
+ tmp);
+ GNUNET_free (tmp);
+ continue;
+ }
*pos = '\0';
handle->redirect_prefix = GNUNET_strdup (tmp);
tmp_key_str = pos + 1;
- pos = strchr (tmp_key_str,
- (unsigned char) '/');
+ pos = strchr (tmp_key_str, (unsigned char) '/');
+ if (NULL == pos)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+ "Redirect uri %s contains client_id but is malformed\n",
+ tmp);
+ GNUNET_free (tmp);
+ continue;
+ }
*pos = '\0';
handle->redirect_suffix = GNUNET_strdup (pos + 1);
GNUNET_STRINGS_string_to_data (tmp_key_str,
strlen (tmp_key_str),
&redirect_zone,
- sizeof (redirect_zone));
+ sizeof(redirect_zone));
}
GNUNET_SCHEDULER_add_now (&build_redirect, handle);
GNUNET_free (tmp);
return;
}
handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_SERVER_ERROR);
- handle->edesc = GNUNET_strdup ("Server cannot generate ticket, redirect uri not found.");
+ handle->edesc =
+ GNUNET_strdup ("Server cannot generate ticket, redirect uri not found.");
GNUNET_SCHEDULER_add_now (&do_redirect_error, handle);
}
-
/**
* Initiate redirect back to client.
*/
struct RequestHandle *handle = cls;
/* Lookup client redirect uri to verify request */
- handle->gns_op = GNUNET_GNS_lookup (handle->gns_handle,
- GNUNET_GNS_EMPTY_LABEL_AT,
- &handle->oidc->client_pkey,
- GNUNET_GNSRECORD_TYPE_RECLAIM_OIDC_REDIRECT,
- GNUNET_GNS_LO_DEFAULT,
- &lookup_redirect_uri_result,
- handle);
+ handle->gns_op =
+ GNUNET_GNS_lookup (handle->gns_handle,
+ GNUNET_GNS_EMPTY_LABEL_AT,
+ &handle->oidc->client_pkey,
+ GNUNET_GNSRECORD_TYPE_RECLAIM_OIDC_REDIRECT,
+ GNUNET_GNS_LO_DEFAULT,
+ &lookup_redirect_uri_result,
+ handle);
+}
+
+static char *
+get_url_parameter_copy (const struct RequestHandle *handle, const char *key)
+{
+ struct GNUNET_HashCode hc;
+ char *value;
+
+ GNUNET_CRYPTO_hash (key, strlen (key), &hc);
+ if (GNUNET_YES != GNUNET_CONTAINER_multihashmap_contains (handle->rest_handle
+ ->url_param_map,
+ &hc))
+ return NULL;
+ value =
+ GNUNET_CONTAINER_multihashmap_get (handle->rest_handle->url_param_map, &hc);
+ if (NULL == value)
+ return NULL;
+ return GNUNET_strdup (value);
}
struct GNUNET_HashCode cache_key;
char *expected_scope;
- char delimiter[]=" ";
+ char delimiter[] = " ";
int number_of_ignored_parameter, iterator;
// REQUIRED value: redirect_uri
- GNUNET_CRYPTO_hash (OIDC_REDIRECT_URI_KEY, strlen (OIDC_REDIRECT_URI_KEY),
- &cache_key);
- if (GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains (handle->rest_handle->url_param_map,
- &cache_key))
+ handle->oidc->redirect_uri =
+ get_url_parameter_copy (handle, OIDC_REDIRECT_URI_KEY);
+ if (NULL == handle->oidc->redirect_uri)
{
- handle->emsg=GNUNET_strdup (OIDC_ERROR_KEY_INVALID_REQUEST);
- handle->edesc=GNUNET_strdup ("missing parameter redirect_uri");
+ handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_REQUEST);
+ handle->edesc = GNUNET_strdup ("missing parameter redirect_uri");
GNUNET_SCHEDULER_add_now (&do_error, handle);
return;
}
- handle->oidc->redirect_uri =
- GNUNET_strdup (GNUNET_CONTAINER_multihashmap_get (handle->rest_handle->url_param_map,
- &cache_key));
// REQUIRED value: response_type
- GNUNET_CRYPTO_hash (OIDC_RESPONSE_TYPE_KEY, strlen (OIDC_RESPONSE_TYPE_KEY),
- &cache_key);
- if (GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains (handle->rest_handle->url_param_map,
- &cache_key))
+ handle->oidc->response_type =
+ get_url_parameter_copy (handle, OIDC_RESPONSE_TYPE_KEY);
+ if (NULL == handle->oidc->response_type)
{
- handle->emsg=GNUNET_strdup (OIDC_ERROR_KEY_INVALID_REQUEST);
- handle->edesc=GNUNET_strdup ("missing parameter response_type");
+ handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_REQUEST);
+ handle->edesc = GNUNET_strdup ("missing parameter response_type");
GNUNET_SCHEDULER_add_now (&do_redirect_error, handle);
return;
}
- handle->oidc->response_type = GNUNET_CONTAINER_multihashmap_get (handle->rest_handle->url_param_map,
- &cache_key);
- handle->oidc->response_type = GNUNET_strdup (handle->oidc->response_type);
// REQUIRED value: scope
- GNUNET_CRYPTO_hash (OIDC_SCOPE_KEY, strlen (OIDC_SCOPE_KEY), &cache_key);
- if (GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains (handle->rest_handle->url_param_map,
- &cache_key))
+ handle->oidc->scope = get_url_parameter_copy (handle, OIDC_SCOPE_KEY);
+ if (NULL == handle->oidc->scope)
{
- handle->emsg=GNUNET_strdup (OIDC_ERROR_KEY_INVALID_SCOPE);
- handle->edesc=GNUNET_strdup ("missing parameter scope");
+ handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_SCOPE);
+ handle->edesc = GNUNET_strdup ("missing parameter scope");
GNUNET_SCHEDULER_add_now (&do_redirect_error, handle);
return;
}
- handle->oidc->scope = GNUNET_CONTAINER_multihashmap_get (handle->rest_handle->url_param_map,
- &cache_key);
- handle->oidc->scope = GNUNET_strdup (handle->oidc->scope);
- //OPTIONAL value: nonce
- GNUNET_CRYPTO_hash (OIDC_NONCE_KEY, strlen (OIDC_NONCE_KEY), &cache_key);
- if (GNUNET_YES == GNUNET_CONTAINER_multihashmap_contains (handle->rest_handle->url_param_map,
- &cache_key))
- {
- handle->oidc->nonce = GNUNET_CONTAINER_multihashmap_get (handle->rest_handle->url_param_map,
- &cache_key);
- handle->oidc->nonce = GNUNET_strdup (handle->oidc->nonce);
- }
+ // OPTIONAL value: nonce
+ handle->oidc->nonce = get_url_parameter_copy (handle, OIDC_NONCE_KEY);
- //TODO check other values if needed
- number_of_ignored_parameter = sizeof (OIDC_ignored_parameter_array) / sizeof (char *);
+ // OPTIONAL value: claims
+ handle->oidc->claims = get_url_parameter_copy (handle, OIDC_CLAIMS_KEY);
+
+ // TODO check other values if needed
+ number_of_ignored_parameter =
+ sizeof(OIDC_ignored_parameter_array) / sizeof(char *);
for (iterator = 0; iterator < number_of_ignored_parameter; iterator++)
{
GNUNET_CRYPTO_hash (OIDC_ignored_parameter_array[iterator],
strlen (OIDC_ignored_parameter_array[iterator]),
&cache_key);
- if (GNUNET_YES == GNUNET_CONTAINER_multihashmap_contains (handle->rest_handle->url_param_map,
- &cache_key))
+ if (GNUNET_YES ==
+ GNUNET_CONTAINER_multihashmap_contains (handle->rest_handle
+ ->url_param_map,
+ &cache_key))
{
- handle->emsg=GNUNET_strdup (OIDC_ERROR_KEY_ACCESS_DENIED);
- GNUNET_asprintf (&handle->edesc, "Server will not handle parameter: %s",
+ handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_ACCESS_DENIED);
+ GNUNET_asprintf (&handle->edesc,
+ "Server will not handle parameter: %s",
OIDC_ignored_parameter_array[iterator]);
GNUNET_SCHEDULER_add_now (&do_redirect_error, handle);
return;
}
}
- // Checks if response_type is 'code'
- if (0 != strcmp (handle->oidc->response_type, OIDC_EXPECTED_AUTHORIZATION_RESPONSE_TYPE))
+ // We only support authorization code flows.
+ if (0 != strcmp (handle->oidc->response_type,
+ OIDC_EXPECTED_AUTHORIZATION_RESPONSE_TYPE))
{
- handle->emsg=GNUNET_strdup (OIDC_ERROR_KEY_UNSUPPORTED_RESPONSE_TYPE);
- handle->edesc=GNUNET_strdup ("The authorization server does not support "
- "obtaining this authorization code.");
+ handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_UNSUPPORTED_RESPONSE_TYPE);
+ handle->edesc = GNUNET_strdup ("The authorization server does not support "
+ "obtaining this authorization code.");
GNUNET_SCHEDULER_add_now (&do_redirect_error, handle);
return;
}
// Checks if scope contains 'openid'
expected_scope = GNUNET_strdup (handle->oidc->scope);
- char* test;
+ char *test;
test = strtok (expected_scope, delimiter);
while (NULL != test)
{
- if ( 0 == strcmp (OIDC_EXPECTED_AUTHORIZATION_SCOPE, expected_scope) )
+ if (0 == strcmp (OIDC_EXPECTED_AUTHORIZATION_SCOPE, expected_scope))
break;
test = strtok (NULL, delimiter);
}
if (NULL == test)
{
handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_SCOPE);
- handle->edesc=GNUNET_strdup ("The requested scope is invalid, unknown, or "
- "malformed.");
+ handle->edesc =
+ GNUNET_strdup ("The requested scope is invalid, unknown, or malformed.");
GNUNET_SCHEDULER_add_now (&do_redirect_error, handle);
GNUNET_free (expected_scope);
return;
}
GNUNET_free (expected_scope);
- if ( (NULL == handle->oidc->login_identity) &&
- (GNUNET_NO == handle->oidc->user_cancelled))
+ if ((NULL == handle->oidc->login_identity) &&
+ (GNUNET_NO == handle->oidc->user_cancelled))
GNUNET_SCHEDULER_add_now (&login_redirect, handle);
else
GNUNET_SCHEDULER_add_now (&client_redirect, handle);
}
+
/**
* Iterate over tlds in config
*/
static void
-tld_iter (void *cls,
- const char *section,
- const char *option,
- const char *value)
+tld_iter (void *cls, const char *section, const char *option, const char *value)
{
struct RequestHandle *handle = cls;
struct GNUNET_CRYPTO_EcdsaPublicKey pkey;
if (GNUNET_OK !=
- GNUNET_CRYPTO_ecdsa_public_key_from_string (value,
- strlen (value),
- &pkey))
+ GNUNET_CRYPTO_ecdsa_public_key_from_string (value, strlen (value), &pkey))
{
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Skipping non key %s\n",
- value);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Skipping non key %s\n", value);
return;
}
- if (0 == memcmp (&pkey, &handle->oidc->client_pkey,
- sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey)))
- handle->tld = GNUNET_strdup (option+1);
+ if (0 == GNUNET_memcmp (&pkey, &handle->oidc->client_pkey))
+ handle->tld = GNUNET_strdup (option + 1);
}
+
/**
* Responds to authorization GET and url-encoded POST request
*
*/
static void
authorize_endpoint (struct GNUNET_REST_RequestHandle *con_handle,
- const char* url,
+ const char *url,
void *cls)
{
struct RequestHandle *handle = cls;
- struct GNUNET_HashCode cache_key;
struct EgoEntry *tmp_ego;
const struct GNUNET_CRYPTO_EcdsaPrivateKey *priv_key;
struct GNUNET_CRYPTO_EcdsaPublicKey pkey;
cookie_identity_interpretation (handle);
- //RECOMMENDED value: state - REQUIRED for answers
- GNUNET_CRYPTO_hash (OIDC_STATE_KEY, strlen (OIDC_STATE_KEY), &cache_key);
- if (GNUNET_YES == GNUNET_CONTAINER_multihashmap_contains (handle->rest_handle->url_param_map,
- &cache_key))
- {
- handle->oidc->state = GNUNET_CONTAINER_multihashmap_get (handle->rest_handle->url_param_map,
- &cache_key);
- handle->oidc->state = GNUNET_strdup (handle->oidc->state);
- }
+ // RECOMMENDED value: state - REQUIRED for answers
+ handle->oidc->state = get_url_parameter_copy (handle, OIDC_STATE_KEY);
// REQUIRED value: client_id
- GNUNET_CRYPTO_hash (OIDC_CLIENT_ID_KEY, strlen (OIDC_CLIENT_ID_KEY),
- &cache_key);
- if (GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains (handle->rest_handle->url_param_map,
- &cache_key))
+ handle->oidc->client_id = get_url_parameter_copy (handle, OIDC_CLIENT_ID_KEY);
+ if (NULL == handle->oidc->client_id)
{
handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_REQUEST);
handle->edesc = GNUNET_strdup ("missing parameter client_id");
GNUNET_SCHEDULER_add_now (&do_error, handle);
return;
}
- handle->oidc->client_id = GNUNET_strdup (GNUNET_CONTAINER_multihashmap_get (handle->rest_handle->url_param_map,
- &cache_key));
- if ( GNUNET_OK
- != GNUNET_CRYPTO_ecdsa_public_key_from_string (handle->oidc->client_id,
- strlen (handle->oidc->client_id),
- &handle->oidc->client_pkey) )
+ // OPTIONAL value: code_challenge
+ handle->oidc->code_challenge = get_url_parameter_copy (handle,
+ OIDC_CODE_CHALLENGE_KEY);
+ if (NULL == handle->oidc->code_challenge)
{
- handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_UNAUTHORIZED_CLIENT);
- handle->edesc = GNUNET_strdup ("The client is not authorized to request an "
- "authorization code using this method.");
- handle->response_code = MHD_HTTP_INTERNAL_SERVER_ERROR;
- GNUNET_SCHEDULER_add_now (&do_error, handle);
- return;
+ GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+ "OAuth authorization request does not contain PKCE parameters!\n");
}
-
- if ( NULL == handle->ego_head )
+ if (GNUNET_OK !=
+ GNUNET_CRYPTO_ecdsa_public_key_from_string (handle->oidc->client_id,
+ strlen (
+ handle->oidc->client_id),
+ &handle->oidc->client_pkey))
{
- handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_SERVER_ERROR);
- handle->edesc = GNUNET_strdup ("Egos are missing");
+ handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_UNAUTHORIZED_CLIENT);
+ handle->edesc = GNUNET_strdup ("The client is not authorized to request an "
+ "authorization code using this method.");
handle->response_code = MHD_HTTP_INTERNAL_SERVER_ERROR;
GNUNET_SCHEDULER_add_now (&do_error, handle);
return;
}
- handle->ego_entry = handle->ego_head;
- handle->priv_key = *GNUNET_IDENTITY_ego_get_private_key (handle->ego_head->ego);
- //If we know this identity, translated the corresponding TLD
- //TODO: We might want to have a reverse lookup functionality for TLDs?
+ // If we know this identity, translated the corresponding TLD
+ // TODO: We might want to have a reverse lookup functionality for TLDs?
for (tmp_ego = handle->ego_head; NULL != tmp_ego; tmp_ego = tmp_ego->next)
{
priv_key = GNUNET_IDENTITY_ego_get_private_key (tmp_ego->ego);
- GNUNET_CRYPTO_ecdsa_key_get_public (priv_key,
- &pkey);
- if (0 == memcmp (&pkey, &handle->oidc->client_pkey,
- sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey)))
+ GNUNET_CRYPTO_ecdsa_key_get_public (priv_key, &pkey);
+ if (0 == GNUNET_memcmp (&pkey, &handle->oidc->client_pkey))
{
handle->tld = GNUNET_strdup (tmp_ego->identifier);
handle->ego_entry = handle->ego_tail;
}
}
+ handle->oidc->scope = get_url_parameter_copy (handle, OIDC_SCOPE_KEY);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Scope: %s\n",GNUNET_strdup (
+ handle->oidc->scope));
if (NULL == handle->tld)
- GNUNET_CONFIGURATION_iterate_section_values (cfg,
- "gns",
- tld_iter,
- handle);
+ GNUNET_CONFIGURATION_iterate_section_values (cfg, "gns", tld_iter, handle);
if (NULL == handle->tld)
handle->tld = GNUNET_strdup (handle->oidc->client_id);
GNUNET_SCHEDULER_add_now (&build_authz_response, handle);
}
+
/**
* Combines an identity with a login time and responds OK to login request
*
*/
static void
login_cont (struct GNUNET_REST_RequestHandle *con_handle,
- const char* url,
+ const char *url,
void *cls)
{
struct MHD_Response *resp = GNUNET_REST_create_response ("");
struct GNUNET_HashCode cache_key;
struct GNUNET_TIME_Absolute *current_time;
struct GNUNET_TIME_Absolute *last_time;
- char* cookie;
- char* header_val;
+ char *cookie;
+ char *header_val;
json_t *root;
json_error_t error;
json_t *identity;
- char term_data[handle->rest_handle->data_size+1];
+ char term_data[handle->rest_handle->data_size + 1];
+
term_data[handle->rest_handle->data_size] = '\0';
- GNUNET_memcpy (term_data, handle->rest_handle->data, handle->rest_handle->data_size);
+ GNUNET_memcpy (term_data,
+ handle->rest_handle->data,
+ handle->rest_handle->data_size);
root = json_loads (term_data, JSON_DECODE_ANY, &error);
identity = json_object_get (root, "identity");
- if (!json_is_string (identity))
+ if (! json_is_string (identity))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"Error parsing json string from %s\n",
GNUNET_SCHEDULER_add_now (&cleanup_handle_delayed, handle);
return;
}
- GNUNET_asprintf (&cookie,
- "Identity=%s",
- json_string_value (identity));
+ GNUNET_asprintf (&cookie, "Identity=%s", json_string_value (identity));
GNUNET_asprintf (&header_val,
"%s;Max-Age=%d",
cookie,
MHD_add_response_header (resp, "Access-Control-Allow-Methods", "POST");
GNUNET_CRYPTO_hash (cookie, strlen (cookie), &cache_key);
- if (0 != strcmp (json_string_value (identity),
- "Denied"))
+ if (0 != strcmp (json_string_value (identity), "Denied"))
{
current_time = GNUNET_new (struct GNUNET_TIME_Absolute);
- *current_time = GNUNET_TIME_relative_to_absolute (GNUNET_TIME_relative_multiply (GNUNET_TIME_relative_get_second_ (),
- OIDC_COOKIE_EXPIRATION));
- last_time = GNUNET_CONTAINER_multihashmap_get (OIDC_cookie_jar_map, &cache_key);
+ *current_time = GNUNET_TIME_relative_to_absolute (
+ GNUNET_TIME_relative_multiply (GNUNET_TIME_relative_get_second_ (),
+ OIDC_COOKIE_EXPIRATION));
+ last_time =
+ GNUNET_CONTAINER_multihashmap_get (OIDC_cookie_jar_map, &cache_key);
GNUNET_free_non_null (last_time);
GNUNET_CONTAINER_multihashmap_put (OIDC_cookie_jar_map,
&cache_key,
GNUNET_SCHEDULER_add_now (&cleanup_handle_delayed, handle);
}
+
static int
check_authorization (struct RequestHandle *handle,
struct GNUNET_CRYPTO_EcdsaPublicKey *cid)
char *client_id;
char *pass;
char *expected_pass;
- int client_exists = GNUNET_NO;
GNUNET_CRYPTO_hash (OIDC_AUTHORIZATION_HEADER_KEY,
strlen (OIDC_AUTHORIZATION_HEADER_KEY),
&cache_key);
- if ( GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains (handle->rest_handle->header_param_map,
- &cache_key) )
+ if (GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains (handle->rest_handle
+ ->header_param_map,
+ &cache_key))
{
- handle->emsg=GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
- handle->edesc=GNUNET_strdup ("missing authorization");
+ handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
+ handle->edesc = GNUNET_strdup ("missing authorization");
handle->response_code = MHD_HTTP_UNAUTHORIZED;
return GNUNET_SYSERR;
}
- authorization = GNUNET_CONTAINER_multihashmap_get (handle->rest_handle->header_param_map,
- &cache_key);
+ authorization =
+ GNUNET_CONTAINER_multihashmap_get (handle->rest_handle->header_param_map,
+ &cache_key);
- //split header in "Basic" and [content]
+ // split header in "Basic" and [content]
credentials = strtok (authorization, " ");
- if (0 != strcmp ("Basic", credentials))
+ if ((NULL == credentials) || (0 != strcmp ("Basic", credentials)))
{
- handle->emsg=GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
+ handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
handle->response_code = MHD_HTTP_UNAUTHORIZED;
return GNUNET_SYSERR;
}
credentials = strtok (NULL, " ");
if (NULL == credentials)
{
- handle->emsg=GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
+ handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
handle->response_code = MHD_HTTP_UNAUTHORIZED;
return GNUNET_SYSERR;
}
GNUNET_STRINGS_base64_decode (credentials,
strlen (credentials),
- (void**)&basic_authorization);
+ (void **) &basic_authorization);
- if ( NULL == basic_authorization )
+ if (NULL == basic_authorization)
{
- handle->emsg=GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
+ handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
handle->response_code = MHD_HTTP_UNAUTHORIZED;
return GNUNET_SYSERR;
}
client_id = strtok (basic_authorization, ":");
- if ( NULL == client_id )
+ if (NULL == client_id)
{
GNUNET_free_non_null (basic_authorization);
- handle->emsg=GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
+ handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
handle->response_code = MHD_HTTP_UNAUTHORIZED;
return GNUNET_SYSERR;
}
if (NULL == pass)
{
GNUNET_free_non_null (basic_authorization);
- handle->emsg=GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
+ handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
handle->response_code = MHD_HTTP_UNAUTHORIZED;
return GNUNET_SYSERR;
}
- //check client password
- if ( GNUNET_OK
- == GNUNET_CONFIGURATION_get_value_string (cfg,
- "reclaim-rest-plugin",
- "psw",
- &expected_pass) )
+ // check client password
+ if (GNUNET_OK == GNUNET_CONFIGURATION_get_value_string (cfg,
+ "reclaim-rest-plugin",
+ "OIDC_CLIENT_SECRET",
+ &expected_pass))
{
if (0 != strcmp (expected_pass, pass))
{
GNUNET_free_non_null (basic_authorization);
GNUNET_free (expected_pass);
- handle->emsg=GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
+ handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
handle->response_code = MHD_HTTP_UNAUTHORIZED;
return GNUNET_SYSERR;
}
return GNUNET_SYSERR;
}
- //check client_id
- for (handle->ego_entry = handle->ego_head; NULL != handle->ego_entry; )
+ // check client_id
+ for (handle->ego_entry = handle->ego_head; NULL != handle->ego_entry;
+ handle->ego_entry = handle->ego_entry->next)
{
if (0 == strcmp (handle->ego_entry->keystring, client_id))
- {
- client_exists = GNUNET_YES;
break;
- }
- handle->ego_entry = handle->ego_entry->next;
}
- if (GNUNET_NO == client_exists)
+ if (NULL == handle->ego_entry)
{
GNUNET_free_non_null (basic_authorization);
- handle->emsg=GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
+ handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_CLIENT);
handle->response_code = MHD_HTTP_UNAUTHORIZED;
return GNUNET_SYSERR;
}
GNUNET_STRINGS_string_to_data (client_id,
strlen (client_id),
cid,
- sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey));
+ sizeof(struct GNUNET_CRYPTO_EcdsaPublicKey));
GNUNET_free (basic_authorization);
return GNUNET_OK;
}
-static int
-ego_exists (struct RequestHandle *handle,
- struct GNUNET_CRYPTO_EcdsaPublicKey *test_key)
+
+const struct EgoEntry *
+find_ego (struct RequestHandle *handle,
+ struct GNUNET_CRYPTO_EcdsaPublicKey *test_key)
{
struct EgoEntry *ego_entry;
struct GNUNET_CRYPTO_EcdsaPublicKey pub_key;
- for (ego_entry = handle->ego_head; NULL != ego_entry; ego_entry = ego_entry->next)
+ for (ego_entry = handle->ego_head; NULL != ego_entry;
+ ego_entry = ego_entry->next)
{
GNUNET_IDENTITY_ego_get_public_key (ego_entry->ego, &pub_key);
- if (0 == memcmp (&pub_key,
- test_key,
- sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey)))
- {
- break;
- }
+ if (0 == GNUNET_memcmp (&pub_key, test_key))
+ return ego_entry;
}
- if (NULL == ego_entry)
- return GNUNET_NO;
- return GNUNET_YES;
+ return NULL;
}
+
static void
-store_ticket_reference (const struct RequestHandle *handle,
- const char* access_token,
- const struct GNUNET_RECLAIM_Ticket *ticket,
- const struct GNUNET_CRYPTO_EcdsaPublicKey *cid)
+persist_access_token (const struct RequestHandle *handle,
+ const char *access_token,
+ const struct GNUNET_RECLAIM_Ticket *ticket)
{
- struct GNUNET_HashCode cache_key;
- char *id_ticket_combination;
- char *ticket_string;
- char *client_id;
-
- GNUNET_CRYPTO_hash (access_token,
- strlen (access_token),
- &cache_key);
- client_id = GNUNET_STRINGS_data_to_string_alloc (cid,
- sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey));
- ticket_string = GNUNET_STRINGS_data_to_string_alloc (ticket,
- sizeof (struct GNUNET_RECLAIM_Ticket));
- GNUNET_asprintf (&id_ticket_combination,
- "%s;%s",
- client_id,
- ticket_string);
- GNUNET_CONTAINER_multihashmap_put (OIDC_access_token_map,
- &cache_key,
- id_ticket_combination,
- GNUNET_CONTAINER_MULTIHASHMAPOPTION_REPLACE);
-
- GNUNET_free (client_id);
- GNUNET_free (ticket_string);
+ struct GNUNET_HashCode hc;
+ struct GNUNET_RECLAIM_Ticket *ticketbuf;
+
+ GNUNET_CRYPTO_hash (access_token, strlen (access_token), &hc);
+ ticketbuf = GNUNET_new (struct GNUNET_RECLAIM_Ticket);
+ *ticketbuf = *ticket;
+ GNUNET_assert (GNUNET_SYSERR !=
+ GNUNET_CONTAINER_multihashmap_put (
+ OIDC_access_token_map,
+ &hc,
+ ticketbuf,
+ GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY));
}
+
/**
* Responds to token url-encoded POST request
*
*/
static void
token_endpoint (struct GNUNET_REST_RequestHandle *con_handle,
- const char* url,
+ const char *url,
void *cls)
{
struct RequestHandle *handle = cls;
+ const struct EgoEntry *ego_entry;
struct GNUNET_TIME_Relative expiration_time;
- struct GNUNET_RECLAIM_ATTRIBUTE_ClaimList *cl;
- struct GNUNET_RECLAIM_Ticket *ticket;
+ struct GNUNET_RECLAIM_AttributeList *cl;
+ struct GNUNET_RECLAIM_AttestationList *al;
+ struct GNUNET_RECLAIM_Ticket ticket;
struct GNUNET_CRYPTO_EcdsaPublicKey cid;
+ const struct GNUNET_CRYPTO_EcdsaPrivateKey *privkey;
struct GNUNET_HashCode cache_key;
struct MHD_Response *resp;
char *grant_type;
char *access_token;
char *jwt_secret;
char *nonce;
- int i = 1;
+ char *code_verifier;
/*
* Check Authorization
*/
- if (GNUNET_SYSERR == check_authorization (handle,
- &cid))
+ if (GNUNET_SYSERR == check_authorization (handle, &cid))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
"OIDC authorization for token endpoint failed\n");
* Check parameter
*/
- //TODO Do not allow multiple equal parameter names
- //REQUIRED grant_type
- GNUNET_CRYPTO_hash (OIDC_GRANT_TYPE_KEY, strlen (OIDC_GRANT_TYPE_KEY), &cache_key);
- if (GNUNET_NO ==
- GNUNET_CONTAINER_multihashmap_contains (handle->rest_handle->url_param_map,
- &cache_key))
+ // TODO Do not allow multiple equal parameter names
+ // REQUIRED grant_type
+ GNUNET_CRYPTO_hash (OIDC_GRANT_TYPE_KEY,
+ strlen (OIDC_GRANT_TYPE_KEY),
+ &cache_key);
+ grant_type = get_url_parameter_copy (handle, OIDC_GRANT_TYPE_KEY);
+ if (NULL == grant_type)
{
handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_REQUEST);
handle->edesc = GNUNET_strdup ("missing parameter grant_type");
GNUNET_SCHEDULER_add_now (&do_error, handle);
return;
}
- grant_type = GNUNET_CONTAINER_multihashmap_get (handle->rest_handle->url_param_map,
- &cache_key);
- //REQUIRED code
- GNUNET_CRYPTO_hash (OIDC_CODE_KEY, strlen (OIDC_CODE_KEY), &cache_key);
- if (GNUNET_NO ==
- GNUNET_CONTAINER_multihashmap_contains (handle->rest_handle->url_param_map,
- &cache_key))
+ // Check parameter grant_type == "authorization_code"
+ if (0 != strcmp (OIDC_GRANT_TYPE_VALUE, grant_type))
{
- handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_REQUEST);
- handle->edesc = GNUNET_strdup ("missing parameter code");
+ handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_UNSUPPORTED_GRANT_TYPE);
handle->response_code = MHD_HTTP_BAD_REQUEST;
+ GNUNET_free (grant_type);
GNUNET_SCHEDULER_add_now (&do_error, handle);
return;
}
- code = GNUNET_CONTAINER_multihashmap_get (handle->rest_handle->url_param_map,
- &cache_key);
-
- //REQUIRED redirect_uri
- GNUNET_CRYPTO_hash (OIDC_REDIRECT_URI_KEY, strlen (OIDC_REDIRECT_URI_KEY),
- &cache_key);
- if (GNUNET_NO ==
- GNUNET_CONTAINER_multihashmap_contains (handle->rest_handle->url_param_map,
- &cache_key) )
+ GNUNET_free (grant_type);
+ // REQUIRED code
+ code = get_url_parameter_copy (handle, OIDC_CODE_KEY);
+ if (NULL == code)
{
handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_REQUEST);
- handle->edesc = GNUNET_strdup ("missing parameter redirect_uri");
+ handle->edesc = GNUNET_strdup ("missing parameter code");
handle->response_code = MHD_HTTP_BAD_REQUEST;
GNUNET_SCHEDULER_add_now (&do_error, handle);
return;
}
-
- //Check parameter grant_type == "authorization_code"
- if (0 != strcmp (OIDC_GRANT_TYPE_VALUE, grant_type))
+ ego_entry = find_ego (handle, &cid);
+ if (NULL == ego_entry)
{
- handle->emsg=GNUNET_strdup (OIDC_ERROR_KEY_UNSUPPORTED_GRANT_TYPE);
+ handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_REQUEST);
+ handle->edesc = GNUNET_strdup ("Unknown client");
handle->response_code = MHD_HTTP_BAD_REQUEST;
+ GNUNET_free (code);
GNUNET_SCHEDULER_add_now (&do_error, handle);
return;
}
- GNUNET_CRYPTO_hash (code, strlen (code), &cache_key);
- if (GNUNET_SYSERR ==
- GNUNET_CONTAINER_multihashmap_put (OIDC_used_ticket_map,
- &cache_key,
- &i,
- GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY) )
+ privkey = GNUNET_IDENTITY_ego_get_private_key (ego_entry->ego);
+
+ // REQUIRED code verifier
+ code_verifier = get_url_parameter_copy (handle, OIDC_CODE_VERIFIER_KEY);
+ if (NULL == code_verifier)
{
- handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_REQUEST);
- handle->edesc = GNUNET_strdup ("Cannot use the same code more than once");
- handle->response_code = MHD_HTTP_BAD_REQUEST;
- GNUNET_SCHEDULER_add_now (&do_error, handle);
- return;
+ GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+ "OAuth authorization request does not contain PKCE parameters!\n");
+
}
- //decode code
- if (GNUNET_OK != OIDC_parse_authz_code (&cid,
- code,
- &ticket,
- &nonce))
+ // decode code
+ if (GNUNET_OK != OIDC_parse_authz_code (privkey, code, code_verifier, &ticket,
+ &cl, &al, &nonce))
{
handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_REQUEST);
handle->edesc = GNUNET_strdup ("invalid code");
handle->response_code = MHD_HTTP_BAD_REQUEST;
+ GNUNET_free (code);
GNUNET_SCHEDULER_add_now (&do_error, handle);
return;
}
+ GNUNET_free (code);
- //create jwt
- if (GNUNET_OK !=
- GNUNET_CONFIGURATION_get_value_time (cfg,
- "reclaim-rest-plugin",
- "expiration_time",
- &expiration_time))
+ // create jwt
+ if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_time (cfg,
+ "reclaim-rest-plugin",
+ "expiration_time",
+ &expiration_time))
{
handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_SERVER_ERROR);
handle->edesc = GNUNET_strdup ("gnunet configuration failed");
handle->response_code = MHD_HTTP_INTERNAL_SERVER_ERROR;
GNUNET_SCHEDULER_add_now (&do_error, handle);
- GNUNET_free (ticket);
return;
}
- //TODO OPTIONAL acr,amr,azp
- if (GNUNET_NO == ego_exists (handle,
- &ticket->audience))
- {
- handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_REQUEST);
- handle->edesc = GNUNET_strdup ("invalid code...");
- handle->response_code = MHD_HTTP_BAD_REQUEST;
- GNUNET_SCHEDULER_add_now (&do_error, handle);
- GNUNET_free (ticket);
- }
- if ( GNUNET_OK
- != GNUNET_CONFIGURATION_get_value_string (cfg,
- "reclaim-rest-plugin",
- "jwt_secret",
- &jwt_secret) )
+ // TODO OPTIONAL acr,amr,azp
+ if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_string (cfg,
+ "reclaim-rest-plugin",
+ "jwt_secret",
+ &jwt_secret))
{
handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_REQUEST);
handle->edesc = GNUNET_strdup ("No signing secret configured!");
handle->response_code = MHD_HTTP_INTERNAL_SERVER_ERROR;
GNUNET_SCHEDULER_add_now (&do_error, handle);
- GNUNET_free (ticket);
return;
}
- //TODO We should collect the attributes here. cl always empty
- cl = GNUNET_new (struct GNUNET_RECLAIM_ATTRIBUTE_ClaimList);
- id_token = OIDC_id_token_new (&ticket->audience,
- &ticket->identity,
+ id_token = OIDC_id_token_new (&ticket.audience,
+ &ticket.identity,
cl,
+ al,
&expiration_time,
(NULL != nonce) ? nonce : NULL,
jwt_secret);
&expiration_time,
&json_response);
- store_ticket_reference (handle,
- access_token,
- ticket,
- &cid);
+ persist_access_token (handle, access_token, &ticket);
resp = GNUNET_REST_create_response (json_response);
MHD_add_response_header (resp, "Cache-Control", "no-store");
MHD_add_response_header (resp, "Pragma", "no-cache");
MHD_add_response_header (resp, "Content-Type", "application/json");
handle->proc (handle->proc_cls, resp, MHD_HTTP_OK);
- GNUNET_RECLAIM_ATTRIBUTE_list_destroy (cl);
+ GNUNET_RECLAIM_attribute_list_destroy (cl);
+ GNUNET_RECLAIM_attestation_list_destroy (al);
GNUNET_free (access_token);
GNUNET_free (json_response);
- GNUNET_free (ticket);
GNUNET_free (id_token);
GNUNET_SCHEDULER_add_now (&cleanup_handle_delayed, handle);
}
+
/**
* Collects claims and stores them in handle
*/
static void
consume_ticket (void *cls,
const struct GNUNET_CRYPTO_EcdsaPublicKey *identity,
- const struct GNUNET_RECLAIM_ATTRIBUTE_Claim *attr)
+ const struct GNUNET_RECLAIM_Attribute *attr,
+ const struct GNUNET_RECLAIM_Attestation *attest)
{
struct RequestHandle *handle = cls;
- char *tmp_value;
- json_t *value;
-
if (NULL == identity)
{
GNUNET_SCHEDULER_add_now (&return_userinfo_response, handle);
return;
}
- tmp_value = GNUNET_RECLAIM_ATTRIBUTE_value_to_string (attr->type,
- attr->data,
- attr->data_size);
- value = json_string (tmp_value);
- json_object_set_new (handle->oidc->response,
- attr->name,
- value);
- GNUNET_free (tmp_value);
+ if (GNUNET_YES == GNUNET_RECLAIM_id_is_zero (&attr->attestation))
+ {
+ char *tmp_value;
+ json_t *value;
+ tmp_value = GNUNET_RECLAIM_attribute_value_to_string (attr->type,
+ attr->data,
+ attr->data_size);
+ value = json_string (tmp_value);
+ json_object_set_new (handle->oidc->response, attr->name, value);
+ GNUNET_free (tmp_value);
+ return;
+ }
+ json_t *claim_sources;
+ json_t *claim_sources_jwt;
+ json_t *claim_names;
+ char *attest_val_str;
+ claim_sources = json_object_get (handle->oidc->response,"_claim_sources");
+ claim_names = json_object_get (handle->oidc->response,"_claim_names");
+ attest_val_str =
+ GNUNET_RECLAIM_attestation_value_to_string (attest->type,
+ attest->data,
+ attest->data_size);
+ if ((NULL == claim_sources) && (NULL == claim_names) )
+ {
+ claim_sources = json_object ();
+ claim_names = json_object ();
+ }
+ char *source_name;
+ int i = 0;
+ GNUNET_asprintf (&source_name, "src%d", i);
+ while (NULL != (claim_sources_jwt = json_object_get (claim_sources,
+ source_name)))
+ {
+ if (0 == strcmp (json_string_value (json_object_get (claim_sources_jwt,
+ "JWT")),
+ attest_val_str))
+ {
+ // Adapt only the claim names
+ json_object_set_new (claim_names, attr->data,
+ json_string (source_name));
+ json_object_set (handle->oidc->response,
+ "_claim_names", claim_names);
+ break;
+ }
+ i++;
+ GNUNET_free (source_name);
+ GNUNET_asprintf (&source_name, "src%d", i);
+ }
+
+ // Create new one
+ if (NULL == claim_sources_jwt)
+ {
+ claim_sources_jwt = json_object ();
+ // Set the JWT for names
+ json_object_set_new (claim_names, attr->data,
+ json_string (source_name));
+ // Set the JWT for the inner source
+ json_object_set_new (claim_sources_jwt, "JWT",
+ json_string (attest_val_str));
+ // Set the JWT for the source
+ json_object_set_new (claim_sources, source_name, claim_sources_jwt);
+ // Set as claims
+ json_object_set (handle->oidc->response, "_claim_names", claim_names);
+ json_object_set (handle->oidc->response, "_claim_sources",claim_sources);
+ }
+
+ json_decref (claim_sources);
+ json_decref (claim_names);
+ json_decref (claim_sources_jwt);
+ GNUNET_free (attest_val_str);
}
+
/**
* Responds to userinfo GET and url-encoded POST request
*
*/
static void
userinfo_endpoint (struct GNUNET_REST_RequestHandle *con_handle,
- const char* url, void *cls)
+ const char *url,
+ void *cls)
{
- //TODO expiration time
+ // TODO expiration time
struct RequestHandle *handle = cls;
char delimiter[] = " ";
- char delimiter_db[] = ";";
struct GNUNET_HashCode cache_key;
- char *authorization, *authorization_type, *authorization_access_token;
- char *client_ticket, *client, *ticket_str;
+ char *authorization;
+ char *authorization_type;
+ char *authorization_access_token;
struct GNUNET_RECLAIM_Ticket *ticket;
+ const struct EgoEntry *ego_entry;
+ const struct GNUNET_CRYPTO_EcdsaPrivateKey *privkey;
GNUNET_CRYPTO_hash (OIDC_AUTHORIZATION_HEADER_KEY,
strlen (OIDC_AUTHORIZATION_HEADER_KEY),
&cache_key);
- if ( GNUNET_NO
- == GNUNET_CONTAINER_multihashmap_contains (handle->rest_handle->header_param_map,
- &cache_key) )
+ if (GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains (handle->rest_handle
+ ->header_param_map,
+ &cache_key))
{
handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_TOKEN);
handle->edesc = GNUNET_strdup ("No Access Token");
GNUNET_SCHEDULER_add_now (&do_userinfo_error, handle);
return;
}
- authorization = GNUNET_CONTAINER_multihashmap_get (
- handle->rest_handle->header_param_map, &cache_key);
+ authorization =
+ GNUNET_CONTAINER_multihashmap_get (handle->rest_handle->header_param_map,
+ &cache_key);
- //split header in "Bearer" and access_token
+ // split header in "Bearer" and access_token
authorization = GNUNET_strdup (authorization);
authorization_type = strtok (authorization, delimiter);
- if ( 0 != strcmp ("Bearer", authorization_type) )
+ if ((NULL == authorization_type) ||
+ (0 != strcmp ("Bearer", authorization_type)))
{
handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_TOKEN);
handle->edesc = GNUNET_strdup ("No Access Token");
return;
}
authorization_access_token = strtok (NULL, delimiter);
- if ( NULL == authorization_access_token )
+ if (NULL == authorization_access_token)
{
handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_TOKEN);
- handle->edesc = GNUNET_strdup ("No Access Token");
+ handle->edesc = GNUNET_strdup ("Access token missing");
handle->response_code = MHD_HTTP_UNAUTHORIZED;
GNUNET_SCHEDULER_add_now (&do_userinfo_error, handle);
GNUNET_free (authorization);
GNUNET_CRYPTO_hash (authorization_access_token,
strlen (authorization_access_token),
&cache_key);
- if ( GNUNET_NO == GNUNET_CONTAINER_multihashmap_contains (OIDC_access_token_map,
- &cache_key) )
- {
- handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_TOKEN);
- handle->edesc = GNUNET_strdup ("The Access Token expired");
- handle->response_code = MHD_HTTP_UNAUTHORIZED;
- GNUNET_SCHEDULER_add_now (&do_userinfo_error, handle);
- GNUNET_free (authorization);
- return;
- }
-
- client_ticket = GNUNET_CONTAINER_multihashmap_get (OIDC_access_token_map,
- &cache_key);
- client_ticket = GNUNET_strdup (client_ticket);
- client = strtok (client_ticket,delimiter_db);
- if (NULL == client)
- {
- handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_TOKEN);
- handle->edesc = GNUNET_strdup ("The Access Token expired");
- handle->response_code = MHD_HTTP_UNAUTHORIZED;
- GNUNET_SCHEDULER_add_now (&do_userinfo_error, handle);
- GNUNET_free (authorization);
- GNUNET_free (client_ticket);
- return;
- }
- handle->ego_entry = handle->ego_head;
- for (; NULL != handle->ego_entry; handle->ego_entry = handle->ego_entry->next)
- {
- if (0 == strcmp (handle->ego_entry->keystring,client))
- break;
- }
- if (NULL == handle->ego_entry)
- {
- handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_TOKEN);
- handle->edesc = GNUNET_strdup ("The Access Token expired");
- handle->response_code = MHD_HTTP_UNAUTHORIZED;
- GNUNET_SCHEDULER_add_now (&do_userinfo_error, handle);
- GNUNET_free (authorization);
- GNUNET_free (client_ticket);
- return;
- }
- ticket_str = strtok (NULL, delimiter_db);
- if (NULL == ticket_str)
+ if (GNUNET_NO ==
+ GNUNET_CONTAINER_multihashmap_contains (OIDC_access_token_map,
+ &cache_key))
{
handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_TOKEN);
- handle->edesc = GNUNET_strdup ("The Access Token expired");
+ handle->edesc = GNUNET_strdup ("The access token expired");
handle->response_code = MHD_HTTP_UNAUTHORIZED;
GNUNET_SCHEDULER_add_now (&do_userinfo_error, handle);
GNUNET_free (authorization);
- GNUNET_free (client_ticket);
return;
}
- ticket = GNUNET_new (struct GNUNET_RECLAIM_Ticket);
- if ( GNUNET_OK
- != GNUNET_STRINGS_string_to_data (ticket_str,
- strlen (ticket_str),
- ticket,
- sizeof (struct GNUNET_RECLAIM_Ticket)))
+ ticket =
+ GNUNET_CONTAINER_multihashmap_get (OIDC_access_token_map, &cache_key);
+ GNUNET_assert (NULL != ticket);
+ ego_entry = find_ego (handle, &ticket->audience);
+ if (NULL == ego_entry)
{
handle->emsg = GNUNET_strdup (OIDC_ERROR_KEY_INVALID_TOKEN);
- handle->edesc = GNUNET_strdup ("The Access Token expired");
+ handle->edesc = GNUNET_strdup ("The access token expired");
handle->response_code = MHD_HTTP_UNAUTHORIZED;
GNUNET_SCHEDULER_add_now (&do_userinfo_error, handle);
- GNUNET_free (ticket);
GNUNET_free (authorization);
- GNUNET_free (client_ticket);
return;
}
handle->oidc->response = json_object ();
json_object_set_new (handle->oidc->response,
"sub",
- json_string (handle->ego_entry->keystring));
+ json_string (ego_entry->keystring));
+ privkey = GNUNET_IDENTITY_ego_get_private_key (ego_entry->ego);
handle->idp_op = GNUNET_RECLAIM_ticket_consume (handle->idp,
- GNUNET_IDENTITY_ego_get_private_key (handle->ego_entry->ego),
+ privkey,
ticket,
consume_ticket,
handle);
- GNUNET_free (ticket);
GNUNET_free (authorization);
- GNUNET_free (client_ticket);
-
}
init_cont (struct RequestHandle *handle)
{
struct GNUNET_REST_RequestHandlerError err;
- static const struct GNUNET_REST_RequestHandler handlers[] = {
- {MHD_HTTP_METHOD_GET, GNUNET_REST_API_NS_AUTHORIZE, &authorize_endpoint},
- {MHD_HTTP_METHOD_POST, GNUNET_REST_API_NS_AUTHORIZE, &authorize_endpoint}, //url-encoded
- {MHD_HTTP_METHOD_POST, GNUNET_REST_API_NS_LOGIN, &login_cont},
- {MHD_HTTP_METHOD_POST, GNUNET_REST_API_NS_TOKEN, &token_endpoint },
- {MHD_HTTP_METHOD_GET, GNUNET_REST_API_NS_USERINFO, &userinfo_endpoint },
- {MHD_HTTP_METHOD_POST, GNUNET_REST_API_NS_USERINFO, &userinfo_endpoint },
- {MHD_HTTP_METHOD_OPTIONS, GNUNET_REST_API_NS_OIDC,
- &options_cont},
- GNUNET_REST_HANDLER_END
- };
-
- if (GNUNET_NO == GNUNET_REST_handle_request (handle->rest_handle,
- handlers,
- &err,
- handle))
+ static const struct GNUNET_REST_RequestHandler handlers[] =
+ { { MHD_HTTP_METHOD_GET, GNUNET_REST_API_NS_AUTHORIZE, &authorize_endpoint },
+ { MHD_HTTP_METHOD_POST,
+ GNUNET_REST_API_NS_AUTHORIZE,
+ &authorize_endpoint }, // url-encoded
+ { MHD_HTTP_METHOD_POST, GNUNET_REST_API_NS_LOGIN, &login_cont },
+ { MHD_HTTP_METHOD_POST, GNUNET_REST_API_NS_TOKEN, &token_endpoint },
+ { MHD_HTTP_METHOD_GET, GNUNET_REST_API_NS_USERINFO, &userinfo_endpoint },
+ { MHD_HTTP_METHOD_POST, GNUNET_REST_API_NS_USERINFO, &userinfo_endpoint },
+ { MHD_HTTP_METHOD_OPTIONS, GNUNET_REST_API_NS_OIDC, &options_cont },
+ GNUNET_REST_HANDLER_END };
+
+ if (GNUNET_NO ==
+ GNUNET_REST_handle_request (handle->rest_handle, handlers, &err, handle))
{
handle->response_code = err.error_code;
GNUNET_SCHEDULER_add_now (&do_error, handle);
}
}
+
/**
* If listing is enabled, prints information about the egos.
*
init_cont (handle);
return;
}
- if (ID_REST_STATE_INIT == handle->state) {
+ GNUNET_assert (NULL != ego);
+ if (ID_REST_STATE_INIT == handle->state)
+
+ {
ego_entry = GNUNET_new (struct EgoEntry);
GNUNET_IDENTITY_ego_get_public_key (ego, &pk);
- ego_entry->keystring =
- GNUNET_CRYPTO_ecdsa_public_key_to_string (&pk);
+ ego_entry->keystring = GNUNET_CRYPTO_ecdsa_public_key_to_string (&pk);
ego_entry->ego = ego;
ego_entry->identifier = GNUNET_strdup (identifier);
GNUNET_CONTAINER_DLL_insert_tail (handle->ego_head,
return;
}
/* Ego renamed or added */
- if (identifier != NULL) {
- for (ego_entry = handle->ego_head; NULL != ego_entry; ego_entry = ego_entry->next) {
- if (ego_entry->ego == ego) {
+ if (identifier != NULL)
+ {
+ for (ego_entry = handle->ego_head; NULL != ego_entry;
+ ego_entry = ego_entry->next)
+ {
+ if (ego_entry->ego == ego)
+ {
/* Rename */
GNUNET_free (ego_entry->identifier);
ego_entry->identifier = GNUNET_strdup (identifier);
break;
}
}
- if (NULL == ego_entry) {
+ if (NULL == ego_entry)
+ {
/* Add */
ego_entry = GNUNET_new (struct EgoEntry);
GNUNET_IDENTITY_ego_get_public_key (ego, &pk);
- ego_entry->keystring =
- GNUNET_CRYPTO_ecdsa_public_key_to_string (&pk);
+ ego_entry->keystring = GNUNET_CRYPTO_ecdsa_public_key_to_string (&pk);
ego_entry->ego = ego;
ego_entry->identifier = GNUNET_strdup (identifier);
GNUNET_CONTAINER_DLL_insert_tail (handle->ego_head,
handle->ego_tail,
ego_entry);
}
- } else {
+ }
+ else
+ {
/* Delete */
- for (ego_entry = handle->ego_head; NULL != ego_entry; ego_entry = ego_entry->next) {
+ for (ego_entry = handle->ego_head; NULL != ego_entry;
+ ego_entry = ego_entry->next)
+ {
if (ego_entry->ego == ego)
break;
}
if (NULL != ego_entry)
- GNUNET_CONTAINER_DLL_remove (handle->ego_head,handle->ego_tail, ego_entry);
+ GNUNET_CONTAINER_DLL_remove (handle->ego_head,
+ handle->ego_tail,
+ ego_entry);
}
-
}
+
static void
rest_identity_process_request (struct GNUNET_REST_RequestHandle *rest_handle,
GNUNET_REST_ResultProcessor proc,
void *proc_cls)
{
struct RequestHandle *handle = GNUNET_new (struct RequestHandle);
+
handle->oidc = GNUNET_new (struct OIDC_Variables);
if (NULL == OIDC_cookie_jar_map)
OIDC_cookie_jar_map = GNUNET_CONTAINER_multihashmap_create (10, GNUNET_NO);
- if (NULL == OIDC_identity_grants)
- OIDC_identity_grants = GNUNET_CONTAINER_multihashmap_create (10, GNUNET_NO);
- if (NULL == OIDC_used_ticket_map)
- OIDC_used_ticket_map = GNUNET_CONTAINER_multihashmap_create (10, GNUNET_NO);
if (NULL == OIDC_access_token_map)
- OIDC_access_token_map = GNUNET_CONTAINER_multihashmap_create (10, GNUNET_NO);
+ OIDC_access_token_map =
+ GNUNET_CONTAINER_multihashmap_create (10, GNUNET_NO);
handle->response_code = 0;
handle->timeout = GNUNET_TIME_UNIT_FOREVER_REL;
handle->proc_cls = proc_cls;
handle->rest_handle = rest_handle;
handle->url = GNUNET_strdup (rest_handle->url);
- if (handle->url[strlen (handle->url)-1] == '/')
- handle->url[strlen (handle->url)-1] = '\0';
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Connecting...\n");
- handle->identity_handle = GNUNET_IDENTITY_connect (cfg,
- &list_ego,
- handle);
+ if (handle->url[strlen (handle->url) - 1] == '/')
+ handle->url[strlen (handle->url) - 1] = '\0';
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Connecting...\n");
+ handle->identity_handle = GNUNET_IDENTITY_connect (cfg, &list_ego, handle);
handle->gns_handle = GNUNET_GNS_connect (cfg);
handle->namestore_handle = GNUNET_NAMESTORE_connect (cfg);
handle->timeout_task =
- GNUNET_SCHEDULER_add_delayed (handle->timeout,
- &do_timeout,
- handle);
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Connected\n");
+ GNUNET_SCHEDULER_add_delayed (handle->timeout, &do_timeout, handle);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Connected\n");
}
+
/**
* Entry point for the plugin.
*
cfg = cls;
if (NULL != plugin.cfg)
- return NULL; /* can only initialize once! */
- memset (&plugin, 0, sizeof (struct Plugin));
+ return NULL; /* can only initialize once! */
+ memset (&plugin, 0, sizeof(struct Plugin));
plugin.cfg = cfg;
api = GNUNET_new (struct GNUNET_REST_Plugin);
api->cls = &plugin;
MHD_HTTP_METHOD_OPTIONS);
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- _("Identity Provider REST API initialized\n"));
+ _ ("OpenID Connect REST API initialized\n"));
return api;
}
{
struct GNUNET_REST_Plugin *api = cls;
struct Plugin *plugin = api->cls;
+
plugin->cfg = NULL;
struct GNUNET_CONTAINER_MultiHashMapIterator *hashmap_it;
void *value = NULL;
- hashmap_it = GNUNET_CONTAINER_multihashmap_iterator_create (OIDC_cookie_jar_map);
+ hashmap_it =
+ GNUNET_CONTAINER_multihashmap_iterator_create (OIDC_cookie_jar_map);
while (GNUNET_YES ==
GNUNET_CONTAINER_multihashmap_iterator_next (hashmap_it, NULL, value))
GNUNET_free_non_null (value);
+ GNUNET_CONTAINER_multihashmap_iterator_destroy (hashmap_it);
GNUNET_CONTAINER_multihashmap_destroy (OIDC_cookie_jar_map);
- hashmap_it = GNUNET_CONTAINER_multihashmap_iterator_create (OIDC_identity_grants);
- while (GNUNET_YES ==
- GNUNET_CONTAINER_multihashmap_iterator_next (hashmap_it, NULL, value))
- GNUNET_free_non_null (value);
- GNUNET_CONTAINER_multihashmap_destroy (OIDC_identity_grants);
-
- hashmap_it = GNUNET_CONTAINER_multihashmap_iterator_create (OIDC_used_ticket_map);
- while (GNUNET_YES ==
- GNUNET_CONTAINER_multihashmap_iterator_next (hashmap_it, NULL, value))
- GNUNET_free_non_null (value);
- GNUNET_CONTAINER_multihashmap_destroy (OIDC_used_ticket_map);
-
- hashmap_it = GNUNET_CONTAINER_multihashmap_iterator_create (OIDC_access_token_map);
+ hashmap_it =
+ GNUNET_CONTAINER_multihashmap_iterator_create (OIDC_access_token_map);
while (GNUNET_YES ==
GNUNET_CONTAINER_multihashmap_iterator_next (hashmap_it, NULL, value))
GNUNET_free_non_null (value);
GNUNET_free_non_null (allow_methods);
GNUNET_free (api);
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Identity Provider REST plugin is finished\n");
+ "OpenID Connect REST plugin is finished\n");
return NULL;
}
-/* end of plugin_rest_identity_provider.c */
+
+/* end of plugin_rest_openid_connect.c */