CallCredentials *pygrpc_CallCredentials_iam(
PyTypeObject *type, PyObject *args, PyObject *kwargs) {
CallCredentials *self;
const char *authorization_token;
const char *authority_selector;
static char *keywords[] = {"authorization_token", "authority_selector", NULL};
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "ss:iam", keywords,
&authorization_token, &authority_selector)) {
return NULL;
}
self = (CallCredentials *)type->tp_alloc(type, 0);
self->c_creds = grpc_google_iam_credentials_create(authorization_token,
authority_selector, NULL);
if (!self->c_creds) {
Py_DECREF(self);
PyErr_SetString(PyExc_RuntimeError, "couldn't create IAM credentials");
return NULL;
}
return self;
}
static void test_request_with_server_rejecting_client_creds(
grpc_end2end_test_config config) {
grpc_op ops[6];
grpc_op *op;
grpc_call *c;
grpc_end2end_test_fixture f;
gpr_timespec deadline = five_seconds_time();
cq_verifier *cqv;
grpc_metadata_array initial_metadata_recv;
grpc_metadata_array trailing_metadata_recv;
grpc_metadata_array request_metadata_recv;
grpc_call_details call_details;
grpc_status_code status;
grpc_call_error error;
char *details = NULL;
size_t details_capacity = 0;
grpc_byte_buffer *response_payload_recv = NULL;
gpr_slice request_payload_slice = gpr_slice_from_copied_string("hello world");
grpc_byte_buffer *request_payload =
grpc_raw_byte_buffer_create(&request_payload_slice, 1);
grpc_credentials *creds;
f = begin_test(config, "test_request_with_server_rejecting_client_creds", 1);
cqv = cq_verifier_create(f.cq);
c = grpc_channel_create_call(f.client, NULL, GRPC_PROPAGATE_DEFAULTS, f.cq,
"/foo", "foo.test.google.fr", deadline, NULL);
GPR_ASSERT(c);
creds = grpc_google_iam_credentials_create(iam_token, iam_selector, NULL);
GPR_ASSERT(creds != NULL);
GPR_ASSERT(grpc_call_set_credentials(c, creds) == GRPC_CALL_OK);
grpc_credentials_release(creds);
grpc_metadata_array_init(&initial_metadata_recv);
grpc_metadata_array_init(&trailing_metadata_recv);
grpc_metadata_array_init(&request_metadata_recv);
grpc_call_details_init(&call_details);
op = ops;
op->op = GRPC_OP_RECV_STATUS_ON_CLIENT;
op->data.recv_status_on_client.trailing_metadata = &trailing_metadata_recv;
op->data.recv_status_on_client.status = &status;
op->data.recv_status_on_client.status_details = &details;
op->data.recv_status_on_client.status_details_capacity = &details_capacity;
op->flags = 0;
op->reserved = NULL;
op++;
op->op = GRPC_OP_SEND_INITIAL_METADATA;
op->data.send_initial_metadata.count = 0;
op->flags = 0;
op->reserved = NULL;
op++;
op->op = GRPC_OP_SEND_MESSAGE;
op->data.send_message = request_payload;
op->flags = 0;
op->reserved = NULL;
op++;
op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
op->flags = 0;
op->reserved = NULL;
op++;
op->op = GRPC_OP_RECV_INITIAL_METADATA;
op->data.recv_initial_metadata = &initial_metadata_recv;
op->flags = 0;
op->reserved = NULL;
op++;
op->op = GRPC_OP_RECV_MESSAGE;
op->data.recv_message = &response_payload_recv;
op->flags = 0;
op->reserved = NULL;
op++;
error = grpc_call_start_batch(c, ops, op - ops, tag(1), NULL);
GPR_ASSERT(error == GRPC_CALL_OK);
cq_expect_completion(cqv, tag(1), 1);
cq_verify(cqv);
GPR_ASSERT(status == GRPC_STATUS_UNAUTHENTICATED);
grpc_metadata_array_destroy(&initial_metadata_recv);
grpc_metadata_array_destroy(&trailing_metadata_recv);
grpc_metadata_array_destroy(&request_metadata_recv);
grpc_call_details_destroy(&call_details);
grpc_byte_buffer_destroy(request_payload);
grpc_byte_buffer_destroy(response_payload_recv);
gpr_free(details);
grpc_call_destroy(c);
cq_verifier_destroy(cqv);
end_test(&f);
config.tear_down_data(&f);
}
static void request_response_with_payload_and_call_creds(
const char *test_name, grpc_end2end_test_config config,
override_mode mode) {
grpc_call *c;
grpc_call *s;
gpr_slice request_payload_slice = gpr_slice_from_copied_string("hello world");
gpr_slice response_payload_slice = gpr_slice_from_copied_string("hello you");
grpc_byte_buffer *request_payload =
grpc_raw_byte_buffer_create(&request_payload_slice, 1);
grpc_byte_buffer *response_payload =
grpc_raw_byte_buffer_create(&response_payload_slice, 1);
gpr_timespec deadline = five_seconds_time();
grpc_end2end_test_fixture f;
cq_verifier *cqv;
grpc_op ops[6];
grpc_op *op;
grpc_metadata_array initial_metadata_recv;
grpc_metadata_array trailing_metadata_recv;
grpc_metadata_array request_metadata_recv;
grpc_byte_buffer *request_payload_recv = NULL;
grpc_byte_buffer *response_payload_recv = NULL;
grpc_call_details call_details;
grpc_status_code status;
grpc_call_error error;
char *details = NULL;
size_t details_capacity = 0;
int was_cancelled = 2;
grpc_credentials *creds = NULL;
grpc_auth_context *s_auth_context = NULL;
grpc_auth_context *c_auth_context = NULL;
f = begin_test(config, test_name, 0);
cqv = cq_verifier_create(f.cq);
c = grpc_channel_create_call(f.client, NULL, GRPC_PROPAGATE_DEFAULTS, f.cq,
"/foo", "foo.test.google.fr", deadline, NULL);
GPR_ASSERT(c);
creds = grpc_google_iam_credentials_create(iam_token, iam_selector, NULL);
GPR_ASSERT(creds != NULL);
GPR_ASSERT(grpc_call_set_credentials(c, creds) == GRPC_CALL_OK);
switch (mode) {
case NONE:
break;
case OVERRIDE:
grpc_credentials_release(creds);
creds = grpc_google_iam_credentials_create(overridden_iam_token,
overridden_iam_selector, NULL);
GPR_ASSERT(creds != NULL);
GPR_ASSERT(grpc_call_set_credentials(c, creds) == GRPC_CALL_OK);
break;
case DESTROY:
GPR_ASSERT(grpc_call_set_credentials(c, NULL) == GRPC_CALL_OK);
break;
}
grpc_credentials_release(creds);
grpc_metadata_array_init(&initial_metadata_recv);
grpc_metadata_array_init(&trailing_metadata_recv);
grpc_metadata_array_init(&request_metadata_recv);
grpc_call_details_init(&call_details);
op = ops;
op->op = GRPC_OP_SEND_INITIAL_METADATA;
op->data.send_initial_metadata.count = 0;
op->flags = 0;
op->reserved = NULL;
op++;
op->op = GRPC_OP_SEND_MESSAGE;
op->data.send_message = request_payload;
op->flags = 0;
op->reserved = NULL;
op++;
op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
op->flags = 0;
op->reserved = NULL;
op++;
op->op = GRPC_OP_RECV_INITIAL_METADATA;
op->data.recv_initial_metadata = &initial_metadata_recv;
op->flags = 0;
op->reserved = NULL;
op++;
op->op = GRPC_OP_RECV_MESSAGE;
op->data.recv_message = &response_payload_recv;
op->flags = 0;
op->reserved = NULL;
op++;
op->op = GRPC_OP_RECV_STATUS_ON_CLIENT;
op->data.recv_status_on_client.trailing_metadata = &trailing_metadata_recv;
op->data.recv_status_on_client.status = &status;
op->data.recv_status_on_client.status_details = &details;
op->data.recv_status_on_client.status_details_capacity = &details_capacity;
op->flags = 0;
op->reserved = NULL;
op++;
error = grpc_call_start_batch(c, ops, op - ops, tag(1), NULL);
GPR_ASSERT(GRPC_CALL_OK == error);
error =
grpc_server_request_call(f.server, &s, &call_details,
&request_metadata_recv, f.cq, f.cq, tag(101));
GPR_ASSERT(GRPC_CALL_OK == error);
cq_expect_completion(cqv, tag(101), 1);
cq_verify(cqv);
s_auth_context = grpc_call_auth_context(s);
GPR_ASSERT(s_auth_context != NULL);
print_auth_context(0, s_auth_context);
grpc_auth_context_release(s_auth_context);
c_auth_context = grpc_call_auth_context(c);
GPR_ASSERT(c_auth_context != NULL);
print_auth_context(1, c_auth_context);
grpc_auth_context_release(c_auth_context);
/* Cannot set creds on the server call object. */
GPR_ASSERT(grpc_call_set_credentials(s, NULL) != GRPC_CALL_OK);
op = ops;
op->op = GRPC_OP_SEND_INITIAL_METADATA;
op->data.send_initial_metadata.count = 0;
op->flags = 0;
op->reserved = NULL;
op++;
op->op = GRPC_OP_RECV_MESSAGE;
op->data.recv_message = &request_payload_recv;
op->flags = 0;
op->reserved = NULL;
op++;
error = grpc_call_start_batch(s, ops, op - ops, tag(102), NULL);
GPR_ASSERT(GRPC_CALL_OK == error);
cq_expect_completion(cqv, tag(102), 1);
cq_verify(cqv);
op = ops;
op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
op->data.recv_close_on_server.cancelled = &was_cancelled;
op->flags = 0;
op->reserved = NULL;
op++;
op->op = GRPC_OP_SEND_MESSAGE;
op->data.send_message = response_payload;
op->flags = 0;
op->reserved = NULL;
op++;
op->op = GRPC_OP_SEND_STATUS_FROM_SERVER;
op->data.send_status_from_server.trailing_metadata_count = 0;
op->data.send_status_from_server.status = GRPC_STATUS_OK;
op->data.send_status_from_server.status_details = "xyz";
op->flags = 0;
op->reserved = NULL;
op++;
error = grpc_call_start_batch(s, ops, op - ops, tag(103), NULL);
GPR_ASSERT(GRPC_CALL_OK == error);
cq_expect_completion(cqv, tag(103), 1);
cq_expect_completion(cqv, tag(1), 1);
cq_verify(cqv);
GPR_ASSERT(status == GRPC_STATUS_OK);
GPR_ASSERT(0 == strcmp(details, "xyz"));
GPR_ASSERT(0 == strcmp(call_details.method, "/foo"));
GPR_ASSERT(0 == strcmp(call_details.host, "foo.test.google.fr"));
GPR_ASSERT(was_cancelled == 0);
GPR_ASSERT(byte_buffer_eq_string(request_payload_recv, "hello world"));
GPR_ASSERT(byte_buffer_eq_string(response_payload_recv, "hello you"));
switch (mode) {
case NONE:
GPR_ASSERT(contains_metadata(&request_metadata_recv,
GRPC_IAM_AUTHORIZATION_TOKEN_METADATA_KEY,
iam_token));
GPR_ASSERT(contains_metadata(&request_metadata_recv,
GRPC_IAM_AUTHORITY_SELECTOR_METADATA_KEY,
iam_selector));
break;
case OVERRIDE:
GPR_ASSERT(contains_metadata(&request_metadata_recv,
GRPC_IAM_AUTHORIZATION_TOKEN_METADATA_KEY,
overridden_iam_token));
GPR_ASSERT(contains_metadata(&request_metadata_recv,
GRPC_IAM_AUTHORITY_SELECTOR_METADATA_KEY,
overridden_iam_selector));
break;
case DESTROY:
GPR_ASSERT(!contains_metadata(&request_metadata_recv,
GRPC_IAM_AUTHORIZATION_TOKEN_METADATA_KEY,
iam_token));
GPR_ASSERT(!contains_metadata(&request_metadata_recv,
GRPC_IAM_AUTHORITY_SELECTOR_METADATA_KEY,
iam_selector));
GPR_ASSERT(!contains_metadata(&request_metadata_recv,
GRPC_IAM_AUTHORIZATION_TOKEN_METADATA_KEY,
overridden_iam_token));
GPR_ASSERT(!contains_metadata(&request_metadata_recv,
GRPC_IAM_AUTHORITY_SELECTOR_METADATA_KEY,
overridden_iam_selector));
break;
}
gpr_free(details);
grpc_metadata_array_destroy(&initial_metadata_recv);
grpc_metadata_array_destroy(&trailing_metadata_recv);
grpc_metadata_array_destroy(&request_metadata_recv);
grpc_call_details_destroy(&call_details);
grpc_call_destroy(c);
grpc_call_destroy(s);
cq_verifier_destroy(cqv);
grpc_byte_buffer_destroy(request_payload);
grpc_byte_buffer_destroy(response_payload);
grpc_byte_buffer_destroy(request_payload_recv);
grpc_byte_buffer_destroy(response_payload_recv);
end_test(&f);
config.tear_down_data(&f);
}
