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/*
*
* Copyright 2015, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#include "src/core/security/credentials.h"
#include <string.h>
#include "src/core/httpcli/httpcli.h"
#include "src/core/security/json_token.h"
#include "src/core/support/env.h"
#include "src/core/support/file.h"
#include "src/core/support/string.h"
#include "test/core/util/test_config.h"
#include <grpc/support/alloc.h>
#include <grpc/support/log.h>
#include <grpc/support/string_util.h>
#include <grpc/support/time.h>
#include <openssl/rsa.h>
static const char test_iam_authorization_token[] = "blahblahblhahb";
static const char test_iam_authority_selector[] = "respectmyauthoritah";
static const char test_oauth2_bearer_token[] =
"Bearer blaaslkdjfaslkdfasdsfasf";
static const char test_root_cert[] = "I am the root!";
/* This JSON key was generated with the GCE console and revoked immediately.
The identifiers have been changed as well.
Maximum size for a string literal is 509 chars in C89, yay! */
static const char test_json_key_str_part1[] =
"{ \"private_key\": \"-----BEGIN PRIVATE KEY-----"
"\\nMIICeAIBADANBgkqhkiG9w0BAQEFAASCAmIwggJeAgEAAoGBAOEvJsnoHnyHkXcp\\n7mJE"
"qg"
"WGjiw71NfXByguekSKho65FxaGbsnSM9SMQAqVk7Q2rG+I0OpsT0LrWQtZ\\nyjSeg/"
"rWBQvS4hle4LfijkP3J5BG+"
"IXDMP8RfziNRQsenAXDNPkY4kJCvKux2xdD\\nOnVF6N7dL3nTYZg+"
"uQrNsMTz9UxVAgMBAAECgYEAzbLewe1xe9vy+2GoSsfib+28\\nDZgSE6Bu/"
"zuFoPrRc6qL9p2SsnV7txrunTyJkkOnPLND9ABAXybRTlcVKP/sGgza\\n/"
"8HpCqFYM9V8f34SBWfD4fRFT+n/"
"73cfRUtGXdXpseva2lh8RilIQfPhNZAncenU\\ngqXjDvpkypEusgXAykECQQD+";
static const char test_json_key_str_part2[] =
"53XxNVnxBHsYb+AYEfklR96yVi8HywjVHP34+OQZ\\nCslxoHQM8s+"
"dBnjfScLu22JqkPv04xyxmt0QAKm9+vTdAkEA4ib7YvEAn2jXzcCI\\nEkoy2L/"
"XydR1GCHoacdfdAwiL2npOdnbvi4ZmdYRPY1LSTO058tQHKVXV7NLeCa3\\nAARh2QJBAMKeDA"
"G"
"W303SQv2cZTdbeaLKJbB5drz3eo3j7dDKjrTD9JupixFbzcGw\\n8FZi5c8idxiwC36kbAL6Hz"
"A"
"ZoX+ofI0CQE6KCzPJTtYNqyShgKAZdJ8hwOcvCZtf\\n6z8RJm0+"
"6YBd38lfh5j8mZd7aHFf6I17j5AQY7oPEc47TjJj/"
"5nZ68ECQQDvYuI3\\nLyK5fS8g0SYbmPOL9TlcHDOqwG0mrX9qpg5DC2fniXNSrrZ64GTDKdzZ"
"Y"
"Ap6LI9W\\nIqv4vr6y38N79TTC\\n-----END PRIVATE KEY-----\\n\", ";
static const char test_json_key_str_part3[] =
"\"private_key_id\": \"e6b5137873db8d2ef81e06a47289e6434ec8a165\", "
"\"client_email\": "
"\"777-abaslkan11hlb6nmim3bpspl31ud@developer.gserviceaccount."
"com\", \"client_id\": "
"\"777-abaslkan11hlb6nmim3bpspl31ud.apps.googleusercontent."
"com\", \"type\": \"service_account\" }";
/* Test refresh token. */
static const char test_refresh_token_str[] =
"{ \"client_id\": \"32555999999.apps.googleusercontent.com\","
" \"client_secret\": \"EmssLNjJy1332hD4KFsecret\","
" \"refresh_token\": \"1/Blahblasj424jladJDSGNf-u4Sua3HDA2ngjd42\","
" \"type\": \"authorized_user\"}";
static const char valid_oauth2_json_response[] =
"{\"access_token\":\"ya29.AHES6ZRN3-HlhAPya30GnW_bHSb_\","
" \"expires_in\":3599, "
" \"token_type\":\"Bearer\"}";
static const char test_user_data[] = "user data";
static const char test_scope[] = "perm1 perm2";
static const char test_signed_jwt[] =
"eyJhbGciOiJSUzI1NiIsInR5cCI6IkpXVCIsImtpZCI6ImY0OTRkN2M1YWU2MGRmOTcyNmM4YW"
"U0MDcyZTViYTdmZDkwODg2YzcifQ";
static const char test_service_url[] = "https://foo.com/foo.v1";
static const char other_test_service_url[] = "https://bar.com/bar.v1";
static char *test_json_key_str(void) {
size_t result_len = strlen(test_json_key_str_part1) +
strlen(test_json_key_str_part2) +
strlen(test_json_key_str_part3);
char *result = gpr_malloc(result_len + 1);
char *current = result;
strcpy(result, test_json_key_str_part1);
current += strlen(test_json_key_str_part1);
strcpy(current, test_json_key_str_part2);
current += strlen(test_json_key_str_part2);
strcpy(current, test_json_key_str_part3);
return result;
}
typedef struct {
const char *key;
const char *value;
} expected_md;
static grpc_httpcli_response http_response(int status, const char *body) {
grpc_httpcli_response response;
memset(&response, 0, sizeof(grpc_httpcli_response));
response.status = status;
response.body = (char *)body;
response.body_length = strlen(body);
return response;
}
static void test_empty_md_store(void) {
grpc_credentials_md_store *store = grpc_credentials_md_store_create(0);
GPR_ASSERT(store->num_entries == 0);
GPR_ASSERT(store->allocated == 0);
grpc_credentials_md_store_unref(store);
}
static void test_ref_unref_empty_md_store(void) {
grpc_credentials_md_store *store = grpc_credentials_md_store_create(0);
grpc_credentials_md_store_ref(store);
grpc_credentials_md_store_ref(store);
GPR_ASSERT(store->num_entries == 0);
GPR_ASSERT(store->allocated == 0);
grpc_credentials_md_store_unref(store);
grpc_credentials_md_store_unref(store);
grpc_credentials_md_store_unref(store);
}
static void test_add_to_empty_md_store(void) {
grpc_credentials_md_store *store = grpc_credentials_md_store_create(0);
const char *key_str = "hello";
const char *value_str = "there blah blah blah blah blah blah blah";
gpr_slice key = gpr_slice_from_copied_string(key_str);
gpr_slice value = gpr_slice_from_copied_string(value_str);
grpc_credentials_md_store_add(store, key, value);
GPR_ASSERT(store->num_entries == 1);
GPR_ASSERT(gpr_slice_cmp(key, store->entries[0].key) == 0);
GPR_ASSERT(gpr_slice_cmp(value, store->entries[0].value) == 0);
gpr_slice_unref(key);
gpr_slice_unref(value);
grpc_credentials_md_store_unref(store);
}
static void test_add_cstrings_to_empty_md_store(void) {
grpc_credentials_md_store *store = grpc_credentials_md_store_create(0);
const char *key_str = "hello";
const char *value_str = "there blah blah blah blah blah blah blah";
grpc_credentials_md_store_add_cstrings(store, key_str, value_str);
GPR_ASSERT(store->num_entries == 1);
GPR_ASSERT(gpr_slice_str_cmp(store->entries[0].key, key_str) == 0);
GPR_ASSERT(gpr_slice_str_cmp(store->entries[0].value, value_str) == 0);
grpc_credentials_md_store_unref(store);
}
static void test_empty_preallocated_md_store(void) {
grpc_credentials_md_store *store = grpc_credentials_md_store_create(4);
GPR_ASSERT(store->num_entries == 0);
GPR_ASSERT(store->allocated == 4);
GPR_ASSERT(store->entries != NULL);
grpc_credentials_md_store_unref(store);
}
static void test_add_abunch_to_md_store(void) {
grpc_credentials_md_store *store = grpc_credentials_md_store_create(4);
size_t num_entries = 1000;
const char *key_str = "hello";
const char *value_str = "there blah blah blah blah blah blah blah";
size_t i;
for (i = 0; i < num_entries; i++) {
grpc_credentials_md_store_add_cstrings(store, key_str, value_str);
}
for (i = 0; i < num_entries; i++) {
GPR_ASSERT(gpr_slice_str_cmp(store->entries[i].key, key_str) == 0);
GPR_ASSERT(gpr_slice_str_cmp(store->entries[i].value, value_str) == 0);
}
grpc_credentials_md_store_unref(store);
}
static void test_oauth2_token_fetcher_creds_parsing_ok(void) {
grpc_credentials_md_store *token_md = NULL;
gpr_timespec token_lifetime;
grpc_httpcli_response response =
http_response(200, valid_oauth2_json_response);
GPR_ASSERT(grpc_oauth2_token_fetcher_credentials_parse_server_response(
&response, &token_md, &token_lifetime) == GRPC_CREDENTIALS_OK);
GPR_ASSERT(token_lifetime.tv_sec == 3599);
GPR_ASSERT(token_lifetime.tv_nsec == 0);
GPR_ASSERT(token_md->num_entries == 1);
GPR_ASSERT(gpr_slice_str_cmp(token_md->entries[0].key, "Authorization") == 0);
GPR_ASSERT(gpr_slice_str_cmp(token_md->entries[0].value,
"Bearer ya29.AHES6ZRN3-HlhAPya30GnW_bHSb_") ==
0);
grpc_credentials_md_store_unref(token_md);
}
static void test_oauth2_token_fetcher_creds_parsing_bad_http_status(void) {
grpc_credentials_md_store *token_md = NULL;
gpr_timespec token_lifetime;
grpc_httpcli_response response =
http_response(401, valid_oauth2_json_response);
GPR_ASSERT(grpc_oauth2_token_fetcher_credentials_parse_server_response(
&response, &token_md, &token_lifetime) ==
GRPC_CREDENTIALS_ERROR);
}
static void test_oauth2_token_fetcher_creds_parsing_empty_http_body(void) {
grpc_credentials_md_store *token_md = NULL;
gpr_timespec token_lifetime;
grpc_httpcli_response response = http_response(200, "");
GPR_ASSERT(grpc_oauth2_token_fetcher_credentials_parse_server_response(
&response, &token_md, &token_lifetime) ==
GRPC_CREDENTIALS_ERROR);
}
static void test_oauth2_token_fetcher_creds_parsing_invalid_json(void) {
grpc_credentials_md_store *token_md = NULL;
gpr_timespec token_lifetime;
grpc_httpcli_response response =
http_response(200,
"{\"access_token\":\"ya29.AHES6ZRN3-HlhAPya30GnW_bHSb_\","
" \"expires_in\":3599, "
" \"token_type\":\"Bearer\"");
GPR_ASSERT(grpc_oauth2_token_fetcher_credentials_parse_server_response(
&response, &token_md, &token_lifetime) ==
GRPC_CREDENTIALS_ERROR);
}
static void test_oauth2_token_fetcher_creds_parsing_missing_token(void) {
grpc_credentials_md_store *token_md = NULL;
gpr_timespec token_lifetime;
grpc_httpcli_response response = http_response(200,
"{"
" \"expires_in\":3599, "
" \"token_type\":\"Bearer\"}");
GPR_ASSERT(grpc_oauth2_token_fetcher_credentials_parse_server_response(
&response, &token_md, &token_lifetime) ==
GRPC_CREDENTIALS_ERROR);
}
static void test_oauth2_token_fetcher_creds_parsing_missing_token_type(void) {
grpc_credentials_md_store *token_md = NULL;
gpr_timespec token_lifetime;
grpc_httpcli_response response =
http_response(200,
"{\"access_token\":\"ya29.AHES6ZRN3-HlhAPya30GnW_bHSb_\","
" \"expires_in\":3599, "
"}");
GPR_ASSERT(grpc_oauth2_token_fetcher_credentials_parse_server_response(
&response, &token_md, &token_lifetime) ==
GRPC_CREDENTIALS_ERROR);
}
static void test_oauth2_token_fetcher_creds_parsing_missing_token_lifetime(
void) {
grpc_credentials_md_store *token_md = NULL;
gpr_timespec token_lifetime;
grpc_httpcli_response response =
http_response(200,
"{\"access_token\":\"ya29.AHES6ZRN3-HlhAPya30GnW_bHSb_\","
" \"token_type\":\"Bearer\"}");
GPR_ASSERT(grpc_oauth2_token_fetcher_credentials_parse_server_response(
&response, &token_md, &token_lifetime) ==
GRPC_CREDENTIALS_ERROR);
}
static void check_metadata(expected_md *expected, grpc_credentials_md *md_elems,
size_t num_md) {
size_t i;
for (i = 0; i < num_md; i++) {
size_t j;
for (j = 0; j < num_md; j++) {
if (0 == gpr_slice_str_cmp(md_elems[j].key, expected[i].key)) {
GPR_ASSERT(gpr_slice_str_cmp(md_elems[j].value, expected[i].value) ==
0);
break;
}
}
if (j == num_md) {
gpr_log(GPR_ERROR, "key %s not found", expected[i].key);
GPR_ASSERT(0);
}
}
}
static void check_iam_metadata(void *user_data, grpc_credentials_md *md_elems,
size_t num_md, grpc_credentials_status status) {
grpc_credentials *c = (grpc_credentials *)user_data;
expected_md emd[] = {
{GRPC_IAM_AUTHORIZATION_TOKEN_METADATA_KEY, test_iam_authorization_token},
{GRPC_IAM_AUTHORITY_SELECTOR_METADATA_KEY, test_iam_authority_selector}};
GPR_ASSERT(status == GRPC_CREDENTIALS_OK);
GPR_ASSERT(num_md == 2);
check_metadata(emd, md_elems, num_md);
grpc_credentials_unref(c);
}
static void test_iam_creds(void) {
grpc_credentials *creds = grpc_iam_credentials_create(
test_iam_authorization_token, test_iam_authority_selector, NULL);
GPR_ASSERT(grpc_credentials_has_request_metadata(creds));
GPR_ASSERT(grpc_credentials_has_request_metadata_only(creds));
grpc_credentials_get_request_metadata(creds, NULL, test_service_url,
check_iam_metadata, creds);
}
static void check_access_token_metadata(void *user_data,
grpc_credentials_md *md_elems,
size_t num_md,
grpc_credentials_status status) {
grpc_credentials *c = (grpc_credentials *)user_data;
expected_md emd[] = {{GRPC_AUTHORIZATION_METADATA_KEY, "Bearer blah"}};
GPR_ASSERT(status == GRPC_CREDENTIALS_OK);
GPR_ASSERT(num_md == 1);
check_metadata(emd, md_elems, num_md);
grpc_credentials_unref(c);
}
static void test_access_token_creds(void) {
grpc_credentials *creds = grpc_access_token_credentials_create("blah", NULL);
GPR_ASSERT(grpc_credentials_has_request_metadata(creds));
GPR_ASSERT(grpc_credentials_has_request_metadata_only(creds));
GPR_ASSERT(strcmp(creds->type, GRPC_CREDENTIALS_TYPE_OAUTH2) == 0);
grpc_credentials_get_request_metadata(creds, NULL, test_service_url,
check_access_token_metadata, creds);
}
static void check_ssl_oauth2_composite_metadata(
void *user_data, grpc_credentials_md *md_elems, size_t num_md,
grpc_credentials_status status) {
grpc_credentials *c = (grpc_credentials *)user_data;
expected_md emd[] = {
{GRPC_AUTHORIZATION_METADATA_KEY, test_oauth2_bearer_token}};
GPR_ASSERT(status == GRPC_CREDENTIALS_OK);
GPR_ASSERT(num_md == 1);
check_metadata(emd, md_elems, num_md);
grpc_credentials_unref(c);
}
static void test_ssl_oauth2_composite_creds(void) {
grpc_credentials *ssl_creds =
grpc_ssl_credentials_create(test_root_cert, NULL, NULL);
const grpc_credentials_array *creds_array;
grpc_credentials *oauth2_creds = grpc_md_only_test_credentials_create(
"Authorization", test_oauth2_bearer_token, 0);
grpc_credentials *composite_creds =
grpc_composite_credentials_create(ssl_creds, oauth2_creds, NULL);
grpc_credentials_unref(ssl_creds);
grpc_credentials_unref(oauth2_creds);
GPR_ASSERT(strcmp(composite_creds->type, GRPC_CREDENTIALS_TYPE_COMPOSITE) ==
0);
GPR_ASSERT(grpc_credentials_has_request_metadata(composite_creds));
GPR_ASSERT(!grpc_credentials_has_request_metadata_only(composite_creds));
creds_array = grpc_composite_credentials_get_credentials(composite_creds);
GPR_ASSERT(creds_array->num_creds == 2);
GPR_ASSERT(strcmp(creds_array->creds_array[0]->type,
GRPC_CREDENTIALS_TYPE_SSL) == 0);
GPR_ASSERT(strcmp(creds_array->creds_array[1]->type,
GRPC_CREDENTIALS_TYPE_OAUTH2) == 0);
grpc_credentials_get_request_metadata(composite_creds, NULL, test_service_url,
check_ssl_oauth2_composite_metadata,
composite_creds);
}
void test_ssl_fake_transport_security_composite_creds_failure(void) {
grpc_credentials *ssl_creds = grpc_ssl_credentials_create(NULL, NULL, NULL);
grpc_credentials *fake_transport_security_creds =
grpc_fake_transport_security_credentials_create();
/* 2 connector credentials: should not work. */
GPR_ASSERT(grpc_composite_credentials_create(
ssl_creds, fake_transport_security_creds, NULL) == NULL);
grpc_credentials_unref(ssl_creds);
grpc_credentials_unref(fake_transport_security_creds);
}
static void check_ssl_oauth2_iam_composite_metadata(
void *user_data, grpc_credentials_md *md_elems, size_t num_md,
grpc_credentials_status status) {
grpc_credentials *c = (grpc_credentials *)user_data;
expected_md emd[] = {
{GRPC_AUTHORIZATION_METADATA_KEY, test_oauth2_bearer_token},
{GRPC_IAM_AUTHORIZATION_TOKEN_METADATA_KEY, test_iam_authorization_token},
{GRPC_IAM_AUTHORITY_SELECTOR_METADATA_KEY, test_iam_authority_selector}};
GPR_ASSERT(status == GRPC_CREDENTIALS_OK);
GPR_ASSERT(num_md == 3);
check_metadata(emd, md_elems, num_md);
grpc_credentials_unref(c);
}
static void test_ssl_oauth2_iam_composite_creds(void) {
grpc_credentials *ssl_creds =
grpc_ssl_credentials_create(test_root_cert, NULL, NULL);
const grpc_credentials_array *creds_array;
grpc_credentials *oauth2_creds = grpc_md_only_test_credentials_create(
"Authorization", test_oauth2_bearer_token, 0);
grpc_credentials *aux_creds =
grpc_composite_credentials_create(ssl_creds, oauth2_creds, NULL);
grpc_credentials *iam_creds = grpc_iam_credentials_create(
test_iam_authorization_token, test_iam_authority_selector, NULL);
grpc_credentials *composite_creds =
grpc_composite_credentials_create(aux_creds, iam_creds, NULL);
grpc_credentials_unref(ssl_creds);
grpc_credentials_unref(oauth2_creds);
grpc_credentials_unref(aux_creds);
grpc_credentials_unref(iam_creds);
GPR_ASSERT(strcmp(composite_creds->type, GRPC_CREDENTIALS_TYPE_COMPOSITE) ==
0);
GPR_ASSERT(grpc_credentials_has_request_metadata(composite_creds));
GPR_ASSERT(!grpc_credentials_has_request_metadata_only(composite_creds));
creds_array = grpc_composite_credentials_get_credentials(composite_creds);
GPR_ASSERT(creds_array->num_creds == 3);
GPR_ASSERT(strcmp(creds_array->creds_array[0]->type,
GRPC_CREDENTIALS_TYPE_SSL) == 0);
GPR_ASSERT(strcmp(creds_array->creds_array[1]->type,
GRPC_CREDENTIALS_TYPE_OAUTH2) == 0);
GPR_ASSERT(strcmp(creds_array->creds_array[2]->type,
GRPC_CREDENTIALS_TYPE_IAM) == 0);
grpc_credentials_get_request_metadata(composite_creds, NULL, test_service_url,
check_ssl_oauth2_iam_composite_metadata,
composite_creds);
}
static void on_oauth2_creds_get_metadata_success(
void *user_data, grpc_credentials_md *md_elems, size_t num_md,
grpc_credentials_status status) {
GPR_ASSERT(status == GRPC_CREDENTIALS_OK);
GPR_ASSERT(num_md == 1);
GPR_ASSERT(gpr_slice_str_cmp(md_elems[0].key, "Authorization") == 0);
GPR_ASSERT(gpr_slice_str_cmp(md_elems[0].value,
"Bearer ya29.AHES6ZRN3-HlhAPya30GnW_bHSb_") ==
0);
GPR_ASSERT(user_data != NULL);
GPR_ASSERT(strcmp((const char *)user_data, test_user_data) == 0);
}
static void on_oauth2_creds_get_metadata_failure(
void *user_data, grpc_credentials_md *md_elems, size_t num_md,
grpc_credentials_status status) {
GPR_ASSERT(status == GRPC_CREDENTIALS_ERROR);
GPR_ASSERT(num_md == 0);
GPR_ASSERT(user_data != NULL);
GPR_ASSERT(strcmp((const char *)user_data, test_user_data) == 0);
}
static void validate_compute_engine_http_request(
const grpc_httpcli_request *request) {
GPR_ASSERT(request->handshaker != &grpc_httpcli_ssl);
GPR_ASSERT(strcmp(request->host, "metadata") == 0);
GPR_ASSERT(
strcmp(request->path,
"/computeMetadata/v1/instance/service-accounts/default/token") ==
0);
GPR_ASSERT(request->hdr_count == 1);
GPR_ASSERT(strcmp(request->hdrs[0].key, "Metadata-Flavor") == 0);
GPR_ASSERT(strcmp(request->hdrs[0].value, "Google") == 0);
}
static int compute_engine_httpcli_get_success_override(
const grpc_httpcli_request *request, gpr_timespec deadline,
grpc_httpcli_response_cb on_response, void *user_data) {
grpc_httpcli_response response =
http_response(200, valid_oauth2_json_response);
validate_compute_engine_http_request(request);
on_response(user_data, &response);
return 1;
}
static int compute_engine_httpcli_get_failure_override(
const grpc_httpcli_request *request, gpr_timespec deadline,
grpc_httpcli_response_cb on_response, void *user_data) {
grpc_httpcli_response response = http_response(403, "Not Authorized.");
validate_compute_engine_http_request(request);
on_response(user_data, &response);
return 1;
}
static int httpcli_post_should_not_be_called(
const grpc_httpcli_request *request, const char *body_bytes,
size_t body_size, gpr_timespec deadline,
grpc_httpcli_response_cb on_response, void *user_data) {
GPR_ASSERT("HTTP POST should not be called" == NULL);
return 1;
}
static int httpcli_get_should_not_be_called(
const grpc_httpcli_request *request, gpr_timespec deadline,
grpc_httpcli_response_cb on_response, void *user_data) {
GPR_ASSERT("HTTP GET should not be called" == NULL);
return 1;
}
static void test_compute_engine_creds_success(void) {
grpc_credentials *compute_engine_creds =
grpc_compute_engine_credentials_create(NULL);
GPR_ASSERT(grpc_credentials_has_request_metadata(compute_engine_creds));
GPR_ASSERT(grpc_credentials_has_request_metadata_only(compute_engine_creds));
/* First request: http get should be called. */
grpc_httpcli_set_override(compute_engine_httpcli_get_success_override,
httpcli_post_should_not_be_called);
grpc_credentials_get_request_metadata(
compute_engine_creds, NULL, test_service_url,
on_oauth2_creds_get_metadata_success, (void *)test_user_data);
/* Second request: the cached token should be served directly. */
grpc_httpcli_set_override(httpcli_get_should_not_be_called,
httpcli_post_should_not_be_called);
grpc_credentials_get_request_metadata(
compute_engine_creds, NULL, test_service_url,
on_oauth2_creds_get_metadata_success, (void *)test_user_data);
grpc_credentials_unref(compute_engine_creds);
grpc_httpcli_set_override(NULL, NULL);
}
static void test_compute_engine_creds_failure(void) {
grpc_credentials *compute_engine_creds =
grpc_compute_engine_credentials_create(NULL);
grpc_httpcli_set_override(compute_engine_httpcli_get_failure_override,
httpcli_post_should_not_be_called);
GPR_ASSERT(grpc_credentials_has_request_metadata(compute_engine_creds));
GPR_ASSERT(grpc_credentials_has_request_metadata_only(compute_engine_creds));
grpc_credentials_get_request_metadata(
compute_engine_creds, NULL, test_service_url,
on_oauth2_creds_get_metadata_failure, (void *)test_user_data);
grpc_credentials_unref(compute_engine_creds);
grpc_httpcli_set_override(NULL, NULL);
}
static void validate_refresh_token_http_request(
const grpc_httpcli_request *request, const char *body, size_t body_size) {
/* The content of the assertion is tested extensively in json_token_test. */
char *expected_body = NULL;
GPR_ASSERT(body != NULL);
GPR_ASSERT(body_size != 0);
gpr_asprintf(&expected_body, GRPC_REFRESH_TOKEN_POST_BODY_FORMAT_STRING,
"32555999999.apps.googleusercontent.com",
"EmssLNjJy1332hD4KFsecret",
"1/Blahblasj424jladJDSGNf-u4Sua3HDA2ngjd42");
GPR_ASSERT(strlen(expected_body) == body_size);
GPR_ASSERT(memcmp(expected_body, body, body_size) == 0);
gpr_free(expected_body);
GPR_ASSERT(request->handshaker == &grpc_httpcli_ssl);
GPR_ASSERT(strcmp(request->host, GRPC_GOOGLE_OAUTH2_SERVICE_HOST) == 0);
GPR_ASSERT(strcmp(request->path, GRPC_GOOGLE_OAUTH2_SERVICE_TOKEN_PATH) == 0);
GPR_ASSERT(request->hdr_count == 1);
GPR_ASSERT(strcmp(request->hdrs[0].key, "Content-Type") == 0);
GPR_ASSERT(
strcmp(request->hdrs[0].value, "application/x-www-form-urlencoded") == 0);
}
static int refresh_token_httpcli_post_success(
const grpc_httpcli_request *request, const char *body, size_t body_size,
gpr_timespec deadline, grpc_httpcli_response_cb on_response,
void *user_data) {
grpc_httpcli_response response =
http_response(200, valid_oauth2_json_response);
validate_refresh_token_http_request(request, body, body_size);
on_response(user_data, &response);
return 1;
}
static int refresh_token_httpcli_post_failure(
const grpc_httpcli_request *request, const char *body, size_t body_size,
gpr_timespec deadline, grpc_httpcli_response_cb on_response,
void *user_data) {
grpc_httpcli_response response = http_response(403, "Not Authorized.");
validate_refresh_token_http_request(request, body, body_size);
on_response(user_data, &response);
return 1;
}
static void test_refresh_token_creds_success(void) {
grpc_credentials *refresh_token_creds =
grpc_refresh_token_credentials_create(test_refresh_token_str, NULL);
GPR_ASSERT(grpc_credentials_has_request_metadata(refresh_token_creds));
GPR_ASSERT(grpc_credentials_has_request_metadata_only(refresh_token_creds));
/* First request: http get should be called. */
grpc_httpcli_set_override(httpcli_get_should_not_be_called,
refresh_token_httpcli_post_success);
grpc_credentials_get_request_metadata(
refresh_token_creds, NULL, test_service_url,
on_oauth2_creds_get_metadata_success, (void *)test_user_data);
/* Second request: the cached token should be served directly. */
grpc_httpcli_set_override(httpcli_get_should_not_be_called,
httpcli_post_should_not_be_called);
grpc_credentials_get_request_metadata(
refresh_token_creds, NULL, test_service_url,
on_oauth2_creds_get_metadata_success, (void *)test_user_data);
grpc_credentials_unref(refresh_token_creds);
grpc_httpcli_set_override(NULL, NULL);
}
static void test_refresh_token_creds_failure(void) {
grpc_credentials *refresh_token_creds =
grpc_refresh_token_credentials_create(test_refresh_token_str, NULL);
grpc_httpcli_set_override(httpcli_get_should_not_be_called,
refresh_token_httpcli_post_failure);
GPR_ASSERT(grpc_credentials_has_request_metadata(refresh_token_creds));
GPR_ASSERT(grpc_credentials_has_request_metadata_only(refresh_token_creds));
grpc_credentials_get_request_metadata(
refresh_token_creds, NULL, test_service_url,
on_oauth2_creds_get_metadata_failure, (void *)test_user_data);
grpc_credentials_unref(refresh_token_creds);
grpc_httpcli_set_override(NULL, NULL);
}
static void validate_jwt_encode_and_sign_params(
const grpc_auth_json_key *json_key, const char *scope,
gpr_timespec token_lifetime) {
GPR_ASSERT(grpc_auth_json_key_is_valid(json_key));
GPR_ASSERT(json_key->private_key != NULL);
GPR_ASSERT(RSA_check_key(json_key->private_key));
GPR_ASSERT(json_key->type != NULL &&
strcmp(json_key->type, "service_account") == 0);
GPR_ASSERT(json_key->private_key_id != NULL &&
strcmp(json_key->private_key_id,
"e6b5137873db8d2ef81e06a47289e6434ec8a165") == 0);
GPR_ASSERT(json_key->client_id != NULL &&
strcmp(json_key->client_id,
"777-abaslkan11hlb6nmim3bpspl31ud.apps."
"googleusercontent.com") == 0);
GPR_ASSERT(json_key->client_email != NULL &&
strcmp(json_key->client_email,
"777-abaslkan11hlb6nmim3bpspl31ud@developer."
"gserviceaccount.com") == 0);
if (scope != NULL) GPR_ASSERT(strcmp(scope, test_scope) == 0);
GPR_ASSERT(!gpr_time_cmp(token_lifetime, grpc_max_auth_token_lifetime));
}
static char *encode_and_sign_jwt_success(const grpc_auth_json_key *json_key,
const char *audience,
gpr_timespec token_lifetime,
const char *scope) {
validate_jwt_encode_and_sign_params(json_key, scope, token_lifetime);
return gpr_strdup(test_signed_jwt);
}
static char *encode_and_sign_jwt_failure(const grpc_auth_json_key *json_key,
const char *audience,
gpr_timespec token_lifetime,
const char *scope) {
validate_jwt_encode_and_sign_params(json_key, scope, token_lifetime);
return NULL;
}
static char *encode_and_sign_jwt_should_not_be_called(
const grpc_auth_json_key *json_key, const char *audience,
gpr_timespec token_lifetime, const char *scope) {
GPR_ASSERT("grpc_jwt_encode_and_sign should not be called" == NULL);
}
static void validate_service_account_http_request(
const grpc_httpcli_request *request, const char *body, size_t body_size) {
/* The content of the assertion is tested extensively in json_token_test. */
char *expected_body = NULL;
GPR_ASSERT(body != NULL);
GPR_ASSERT(body_size != 0);
gpr_asprintf(&expected_body, "%s%s", GRPC_SERVICE_ACCOUNT_POST_BODY_PREFIX,
test_signed_jwt);
GPR_ASSERT(strlen(expected_body) == body_size);
GPR_ASSERT(memcmp(expected_body, body, body_size) == 0);
gpr_free(expected_body);
GPR_ASSERT(request->handshaker == &grpc_httpcli_ssl);
GPR_ASSERT(strcmp(request->host, GRPC_GOOGLE_OAUTH2_SERVICE_HOST) == 0);
GPR_ASSERT(strcmp(request->path, GRPC_GOOGLE_OAUTH2_SERVICE_TOKEN_PATH) == 0);
GPR_ASSERT(request->hdr_count == 1);
GPR_ASSERT(strcmp(request->hdrs[0].key, "Content-Type") == 0);
GPR_ASSERT(
strcmp(request->hdrs[0].value, "application/x-www-form-urlencoded") == 0);
}
static int service_account_httpcli_post_success(
const grpc_httpcli_request *request, const char *body, size_t body_size,
gpr_timespec deadline, grpc_httpcli_response_cb on_response,
void *user_data) {
grpc_httpcli_response response =
http_response(200, valid_oauth2_json_response);
validate_service_account_http_request(request, body, body_size);
on_response(user_data, &response);
return 1;
}
static int service_account_httpcli_post_failure(
const grpc_httpcli_request *request, const char *body, size_t body_size,
gpr_timespec deadline, grpc_httpcli_response_cb on_response,
void *user_data) {
grpc_httpcli_response response = http_response(403, "Not Authorized.");
validate_service_account_http_request(request, body, body_size);
on_response(user_data, &response);
return 1;
}
static void test_service_account_creds_success(void) {
char *json_key_string = test_json_key_str();
grpc_credentials *service_account_creds =
grpc_service_account_credentials_create(json_key_string, test_scope,
grpc_max_auth_token_lifetime, NULL);
GPR_ASSERT(grpc_credentials_has_request_metadata(service_account_creds));
GPR_ASSERT(grpc_credentials_has_request_metadata_only(service_account_creds));
/* First request: http get should be called. */
grpc_jwt_encode_and_sign_set_override(encode_and_sign_jwt_success);
grpc_httpcli_set_override(httpcli_get_should_not_be_called,
service_account_httpcli_post_success);
grpc_credentials_get_request_metadata(
service_account_creds, NULL, test_service_url,
on_oauth2_creds_get_metadata_success, (void *)test_user_data);
/* Second request: the cached token should be served directly. */
grpc_jwt_encode_and_sign_set_override(
encode_and_sign_jwt_should_not_be_called);
grpc_httpcli_set_override(httpcli_get_should_not_be_called,
httpcli_post_should_not_be_called);
grpc_credentials_get_request_metadata(
service_account_creds, NULL, test_service_url,
on_oauth2_creds_get_metadata_success, (void *)test_user_data);
gpr_free(json_key_string);
grpc_credentials_unref(service_account_creds);
grpc_jwt_encode_and_sign_set_override(NULL);
grpc_httpcli_set_override(NULL, NULL);
}
static void test_service_account_creds_http_failure(void) {
char *json_key_string = test_json_key_str();
grpc_credentials *service_account_creds =
grpc_service_account_credentials_create(
json_key_string, test_scope, grpc_max_auth_token_lifetime, NULL);
GPR_ASSERT(grpc_credentials_has_request_metadata(service_account_creds));
GPR_ASSERT(grpc_credentials_has_request_metadata_only(service_account_creds));
grpc_jwt_encode_and_sign_set_override(encode_and_sign_jwt_success);
grpc_httpcli_set_override(httpcli_get_should_not_be_called,
service_account_httpcli_post_failure);
grpc_credentials_get_request_metadata(
service_account_creds, NULL, test_service_url,
on_oauth2_creds_get_metadata_failure, (void *)test_user_data);
gpr_free(json_key_string);
grpc_credentials_unref(service_account_creds);
grpc_httpcli_set_override(NULL, NULL);
}
static void test_service_account_creds_signing_failure(void) {
char *json_key_string = test_json_key_str();
grpc_credentials *service_account_creds =
grpc_service_account_credentials_create(
json_key_string, test_scope, grpc_max_auth_token_lifetime, NULL);
GPR_ASSERT(grpc_credentials_has_request_metadata(service_account_creds));
GPR_ASSERT(grpc_credentials_has_request_metadata_only(service_account_creds));
grpc_jwt_encode_and_sign_set_override(encode_and_sign_jwt_failure);
grpc_httpcli_set_override(httpcli_get_should_not_be_called,
httpcli_post_should_not_be_called);
grpc_credentials_get_request_metadata(
service_account_creds, NULL, test_service_url,
on_oauth2_creds_get_metadata_failure, (void *)test_user_data);
gpr_free(json_key_string);
grpc_credentials_unref(service_account_creds);
grpc_httpcli_set_override(NULL, NULL);
grpc_jwt_encode_and_sign_set_override(NULL);
}
static void on_jwt_creds_get_metadata_success(void *user_data,
grpc_credentials_md *md_elems,
size_t num_md,
grpc_credentials_status status) {
char *expected_md_value;
gpr_asprintf(&expected_md_value, "Bearer %s", test_signed_jwt);
GPR_ASSERT(status == GRPC_CREDENTIALS_OK);
GPR_ASSERT(num_md == 1);
GPR_ASSERT(gpr_slice_str_cmp(md_elems[0].key, "Authorization") == 0);
GPR_ASSERT(gpr_slice_str_cmp(md_elems[0].value, expected_md_value) == 0);
GPR_ASSERT(user_data != NULL);
GPR_ASSERT(strcmp((const char *)user_data, test_user_data) == 0);
gpr_free(expected_md_value);
}
static void on_jwt_creds_get_metadata_failure(void *user_data,
grpc_credentials_md *md_elems,
size_t num_md,
grpc_credentials_status status) {
GPR_ASSERT(status == GRPC_CREDENTIALS_ERROR);
GPR_ASSERT(num_md == 0);
GPR_ASSERT(user_data != NULL);
GPR_ASSERT(strcmp((const char *)user_data, test_user_data) == 0);
}
static void test_jwt_creds_success(void) {
char *json_key_string = test_json_key_str();
grpc_credentials *jwt_creds =
grpc_service_account_jwt_access_credentials_create(
json_key_string, grpc_max_auth_token_lifetime, NULL);
GPR_ASSERT(grpc_credentials_has_request_metadata(jwt_creds));
GPR_ASSERT(grpc_credentials_has_request_metadata_only(jwt_creds));
/* First request: jwt_encode_and_sign should be called. */
grpc_jwt_encode_and_sign_set_override(encode_and_sign_jwt_success);
grpc_credentials_get_request_metadata(jwt_creds, NULL, test_service_url,
on_jwt_creds_get_metadata_success,
(void *)test_user_data);
/* Second request: the cached token should be served directly. */
grpc_jwt_encode_and_sign_set_override(
encode_and_sign_jwt_should_not_be_called);
grpc_credentials_get_request_metadata(jwt_creds, NULL, test_service_url,
on_jwt_creds_get_metadata_success,
(void *)test_user_data);
/* Third request: Different service url so jwt_encode_and_sign should be
called again (no caching). */
grpc_jwt_encode_and_sign_set_override(encode_and_sign_jwt_success);
grpc_credentials_get_request_metadata(jwt_creds, NULL, other_test_service_url,
on_jwt_creds_get_metadata_success,
(void *)test_user_data);
gpr_free(json_key_string);
grpc_credentials_unref(jwt_creds);
grpc_jwt_encode_and_sign_set_override(NULL);
}
static void test_jwt_creds_signing_failure(void) {
char *json_key_string = test_json_key_str();
grpc_credentials *jwt_creds =
grpc_service_account_jwt_access_credentials_create(
json_key_string, grpc_max_auth_token_lifetime, NULL);
GPR_ASSERT(grpc_credentials_has_request_metadata(jwt_creds));
GPR_ASSERT(grpc_credentials_has_request_metadata_only(jwt_creds));
grpc_jwt_encode_and_sign_set_override(encode_and_sign_jwt_failure);
grpc_credentials_get_request_metadata(jwt_creds, NULL, test_service_url,
on_jwt_creds_get_metadata_failure,
(void *)test_user_data);
gpr_free(json_key_string);
grpc_credentials_unref(jwt_creds);
grpc_jwt_encode_and_sign_set_override(NULL);
}
static void set_google_default_creds_env_var_with_file_contents(
const char *file_prefix, const char *contents) {
size_t contents_len = strlen(contents);
char *creds_file_name;
FILE *creds_file = gpr_tmpfile(file_prefix, &creds_file_name);
GPR_ASSERT(creds_file_name != NULL);
GPR_ASSERT(creds_file != NULL);
GPR_ASSERT(fwrite(contents, 1, contents_len, creds_file) == contents_len);
fclose(creds_file);
gpr_setenv(GRPC_GOOGLE_CREDENTIALS_ENV_VAR, creds_file_name);
gpr_free(creds_file_name);
}
static grpc_credentials *composite_inner_creds(grpc_credentials *creds,
const char *inner_creds_type) {
size_t i;
grpc_composite_credentials *composite;
GPR_ASSERT(strcmp(creds->type, GRPC_CREDENTIALS_TYPE_COMPOSITE) == 0);
composite = (grpc_composite_credentials *)creds;
for (i = 0; i < composite->inner.num_creds; i++) {
grpc_credentials *c = composite->inner.creds_array[i];
if (strcmp(c->type, inner_creds_type) == 0) return c;
}
GPR_ASSERT(0); /* Not found. */
}
static void test_google_default_creds_auth_key(void) {
grpc_service_account_jwt_access_credentials *jwt;
grpc_credentials *creds;
char *json_key = test_json_key_str();
grpc_flush_cached_google_default_credentials();
set_google_default_creds_env_var_with_file_contents(
"json_key_google_default_creds", json_key);
gpr_free(json_key);
creds = grpc_google_default_credentials_create();
GPR_ASSERT(creds != NULL);
jwt = (grpc_service_account_jwt_access_credentials *)composite_inner_creds(
creds, GRPC_CREDENTIALS_TYPE_JWT);
GPR_ASSERT(
strcmp(jwt->key.client_id,
"777-abaslkan11hlb6nmim3bpspl31ud.apps.googleusercontent.com") ==
0);
grpc_credentials_unref(creds);
gpr_setenv(GRPC_GOOGLE_CREDENTIALS_ENV_VAR, ""); /* Reset. */
}
static void test_google_default_creds_access_token(void) {
grpc_refresh_token_credentials *refresh;
grpc_credentials *creds;
grpc_flush_cached_google_default_credentials();
set_google_default_creds_env_var_with_file_contents(
"refresh_token_google_default_creds", test_refresh_token_str);
creds = grpc_google_default_credentials_create();
GPR_ASSERT(creds != NULL);
refresh = (grpc_refresh_token_credentials *)composite_inner_creds(
creds, GRPC_CREDENTIALS_TYPE_OAUTH2);
GPR_ASSERT(strcmp(refresh->refresh_token.client_id,
"32555999999.apps.googleusercontent.com") == 0);
grpc_credentials_unref(creds);
gpr_setenv(GRPC_GOOGLE_CREDENTIALS_ENV_VAR, ""); /* Reset. */
}
int main(int argc, char **argv) {
grpc_test_init(argc, argv);
test_empty_md_store();
test_ref_unref_empty_md_store();
test_add_to_empty_md_store();
test_add_cstrings_to_empty_md_store();
test_empty_preallocated_md_store();
test_add_abunch_to_md_store();
test_oauth2_token_fetcher_creds_parsing_ok();
test_oauth2_token_fetcher_creds_parsing_bad_http_status();
test_oauth2_token_fetcher_creds_parsing_empty_http_body();
test_oauth2_token_fetcher_creds_parsing_invalid_json();
test_oauth2_token_fetcher_creds_parsing_missing_token();
test_oauth2_token_fetcher_creds_parsing_missing_token_type();
test_oauth2_token_fetcher_creds_parsing_missing_token_lifetime();
test_iam_creds();
test_access_token_creds();
test_ssl_oauth2_composite_creds();
test_ssl_oauth2_iam_composite_creds();
test_compute_engine_creds_success();
test_compute_engine_creds_failure();
test_refresh_token_creds_success();
test_refresh_token_creds_failure();
test_service_account_creds_success();
test_service_account_creds_http_failure();
test_service_account_creds_signing_failure();
test_jwt_creds_success();
test_jwt_creds_signing_failure();
test_google_default_creds_auth_key();
test_google_default_creds_access_token();
return 0;
}