static void oauth2_token_fetcher_destruct(grpc_credentials *creds) {
grpc_oauth2_token_fetcher_credentials *c =
(grpc_oauth2_token_fetcher_credentials *)creds;
grpc_credentials_md_store_unref(c->access_token_md);
gpr_mu_destroy(&c->mu);
grpc_httpcli_context_destroy(&c->httpcli_context);
}
int main(int argc, char **argv) {
grpc_closure destroyed;
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
gpr_subprocess *server;
char *me = argv[0];
char *lslash = strrchr(me, '/');
char *args[5];
int port = grpc_pick_unused_port_or_die();
GPR_ASSERT(argc <= 2);
if (argc == 2) {
args[0] = gpr_strdup(argv[1]);
} else {
/* figure out where we are */
char *root;
if (lslash) {
root = gpr_malloc((size_t)(lslash - me + 1));
memcpy(root, me, (size_t)(lslash - me));
root[lslash - me] = 0;
} else {
root = gpr_strdup(".");
}
gpr_asprintf(&args[0], "%s/../../test/core/httpcli/test_server.py", root);
gpr_free(root);
}
/* start the server */
args[1] = "--port";
gpr_asprintf(&args[2], "%d", port);
args[3] = "--ssl";
server = gpr_subprocess_create(4, (const char **)args);
GPR_ASSERT(server);
gpr_free(args[0]);
gpr_free(args[2]);
gpr_sleep_until(gpr_time_add(gpr_now(GPR_CLOCK_REALTIME),
gpr_time_from_seconds(5, GPR_TIMESPAN)));
grpc_test_init(argc, argv);
grpc_init();
grpc_httpcli_context_init(&g_context);
grpc_pollset_init(&g_pollset);
test_get(port);
test_post(port);
grpc_httpcli_context_destroy(&g_context);
grpc_closure_init(&destroyed, destroy_pollset, &g_pollset);
grpc_pollset_shutdown(&exec_ctx, &g_pollset, &destroyed);
grpc_exec_ctx_finish(&exec_ctx);
grpc_shutdown();
gpr_subprocess_destroy(server);
return 0;
}
void grpc_free_port_using_server(char *server, int port) {
grpc_httpcli_context context;
grpc_httpcli_request req;
grpc_httpcli_response rsp;
freereq pr;
char *path;
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_closure *shutdown_closure;
grpc_init();
memset(&pr, 0, sizeof(pr));
memset(&req, 0, sizeof(req));
memset(&rsp, 0, sizeof(rsp));
grpc_pollset *pollset = gpr_malloc(grpc_pollset_size());
grpc_pollset_init(pollset, &pr.mu);
pr.pops = grpc_polling_entity_create_from_pollset(pollset);
shutdown_closure = grpc_closure_create(destroy_pops_and_shutdown, &pr.pops);
req.host = server;
gpr_asprintf(&path, "/drop/%d", port);
req.http.path = path;
grpc_httpcli_context_init(&context);
grpc_resource_quota *resource_quota =
grpc_resource_quota_create("port_server_client/free");
grpc_httpcli_get(&exec_ctx, &context, &pr.pops, resource_quota, &req,
GRPC_TIMEOUT_SECONDS_TO_DEADLINE(10),
grpc_closure_create(freed_port_from_server, &pr), &rsp);
grpc_resource_quota_internal_unref(&exec_ctx, resource_quota);
gpr_mu_lock(pr.mu);
while (!pr.done) {
grpc_pollset_worker *worker = NULL;
if (!GRPC_LOG_IF_ERROR(
"pollset_work",
grpc_pollset_work(&exec_ctx, grpc_polling_entity_pollset(&pr.pops),
&worker, gpr_now(GPR_CLOCK_MONOTONIC),
GRPC_TIMEOUT_SECONDS_TO_DEADLINE(1)))) {
pr.done = 1;
}
}
gpr_mu_unlock(pr.mu);
grpc_httpcli_context_destroy(&context);
grpc_exec_ctx_finish(&exec_ctx);
grpc_pollset_shutdown(&exec_ctx, grpc_polling_entity_pollset(&pr.pops),
shutdown_closure);
grpc_exec_ctx_finish(&exec_ctx);
gpr_free(path);
grpc_http_response_destroy(&rsp);
}
int grpc_pick_port_using_server(char *server) {
grpc_httpcli_context context;
grpc_httpcli_request req;
portreq pr;
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_closure *shutdown_closure;
grpc_init();
memset(&pr, 0, sizeof(pr));
memset(&req, 0, sizeof(req));
grpc_pollset *pollset = gpr_malloc(grpc_pollset_size());
grpc_pollset_init(pollset, &pr.mu);
pr.pops = grpc_polling_entity_create_from_pollset(pollset);
shutdown_closure = grpc_closure_create(destroy_pops_and_shutdown, &pr.pops);
pr.port = -1;
pr.server = server;
pr.ctx = &context;
req.host = server;
req.http.path = "/get";
grpc_httpcli_context_init(&context);
grpc_resource_quota *resource_quota =
grpc_resource_quota_create("port_server_client/pick");
grpc_httpcli_get(&exec_ctx, &context, &pr.pops, resource_quota, &req,
GRPC_TIMEOUT_SECONDS_TO_DEADLINE(10),
grpc_closure_create(got_port_from_server, &pr),
&pr.response);
grpc_resource_quota_internal_unref(&exec_ctx, resource_quota);
grpc_exec_ctx_finish(&exec_ctx);
gpr_mu_lock(pr.mu);
while (pr.port == -1) {
grpc_pollset_worker *worker = NULL;
if (!GRPC_LOG_IF_ERROR(
"pollset_work",
grpc_pollset_work(&exec_ctx, grpc_polling_entity_pollset(&pr.pops),
&worker, gpr_now(GPR_CLOCK_MONOTONIC),
GRPC_TIMEOUT_SECONDS_TO_DEADLINE(1)))) {
pr.port = 0;
}
}
gpr_mu_unlock(pr.mu);
grpc_http_response_destroy(&pr.response);
grpc_httpcli_context_destroy(&context);
grpc_pollset_shutdown(&exec_ctx, grpc_polling_entity_pollset(&pr.pops),
shutdown_closure);
grpc_exec_ctx_finish(&exec_ctx);
return pr.port;
}
void grpc_jwt_verifier_destroy(grpc_jwt_verifier *v) {
size_t i;
if (v == NULL) return;
grpc_httpcli_context_destroy(&v->http_ctx);
if (v->mappings != NULL) {
for (i = 0; i < v->num_mappings; i++) {
gpr_free(v->mappings[i].email_domain);
gpr_free(v->mappings[i].key_url_prefix);
}
gpr_free(v->mappings);
}
gpr_free(v);
}
static int is_stack_running_on_compute_engine(void) {
compute_engine_detector detector;
grpc_httpcli_request request;
grpc_httpcli_context context;
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_closure destroy_closure;
/* The http call is local. If it takes more than one sec, it is for sure not
on compute engine. */
gpr_timespec max_detection_delay = gpr_time_from_seconds(1, GPR_TIMESPAN);
grpc_pollset_init(&detector.pollset);
detector.is_done = 0;
detector.success = 0;
memset(&request, 0, sizeof(grpc_httpcli_request));
request.host = GRPC_COMPUTE_ENGINE_DETECTION_HOST;
request.path = "/";
grpc_httpcli_context_init(&context);
grpc_httpcli_get(
&exec_ctx, &context, &detector.pollset, &request,
gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), max_detection_delay),
on_compute_engine_detection_http_response, &detector);
grpc_exec_ctx_finish(&exec_ctx);
/* Block until we get the response. This is not ideal but this should only be
called once for the lifetime of the process by the default credentials. */
gpr_mu_lock(GRPC_POLLSET_MU(&detector.pollset));
while (!detector.is_done) {
grpc_pollset_worker worker;
grpc_pollset_work(&exec_ctx, &detector.pollset, &worker,
gpr_now(GPR_CLOCK_MONOTONIC),
gpr_inf_future(GPR_CLOCK_MONOTONIC));
}
gpr_mu_unlock(GRPC_POLLSET_MU(&detector.pollset));
grpc_httpcli_context_destroy(&context);
grpc_closure_init(&destroy_closure, destroy_pollset, &detector.pollset);
grpc_pollset_shutdown(&exec_ctx, &detector.pollset, &destroy_closure);
grpc_exec_ctx_finish(&exec_ctx);
return detector.success;
}
static int pick_port_using_server(char *server) {
grpc_httpcli_context context;
grpc_httpcli_request req;
portreq pr;
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_closure shutdown_closure;
grpc_init();
memset(&pr, 0, sizeof(pr));
memset(&req, 0, sizeof(req));
pr.pollset = gpr_malloc(grpc_pollset_size());
grpc_pollset_init(pr.pollset, &pr.mu);
grpc_closure_init(&shutdown_closure, destroy_pollset_and_shutdown,
pr.pollset);
pr.port = -1;
pr.server = server;
pr.ctx = &context;
req.host = server;
req.path = "/get";
grpc_httpcli_context_init(&context);
grpc_httpcli_get(&exec_ctx, &context, pr.pollset, &req,
GRPC_TIMEOUT_SECONDS_TO_DEADLINE(10), got_port_from_server,
&pr);
grpc_exec_ctx_finish(&exec_ctx);
gpr_mu_lock(pr.mu);
while (pr.port == -1) {
grpc_pollset_worker *worker = NULL;
grpc_pollset_work(&exec_ctx, pr.pollset, &worker,
gpr_now(GPR_CLOCK_MONOTONIC),
GRPC_TIMEOUT_SECONDS_TO_DEADLINE(1));
}
gpr_mu_unlock(pr.mu);
grpc_httpcli_context_destroy(&context);
grpc_pollset_shutdown(&exec_ctx, pr.pollset, &shutdown_closure);
grpc_exec_ctx_finish(&exec_ctx);
gpr_free(pr.pollset);
return pr.port;
}
static void free_port_using_server(char *server, int port) {
grpc_httpcli_context context;
grpc_httpcli_request req;
freereq pr;
char *path;
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
grpc_closure shutdown_closure;
grpc_init();
memset(&pr, 0, sizeof(pr));
memset(&req, 0, sizeof(req));
pr.pollset = gpr_malloc(grpc_pollset_size());
grpc_pollset_init(pr.pollset, &pr.mu);
grpc_closure_init(&shutdown_closure, destroy_pollset_and_shutdown,
pr.pollset);
req.host = server;
gpr_asprintf(&path, "/drop/%d", port);
req.path = path;
grpc_httpcli_context_init(&context);
grpc_httpcli_get(&exec_ctx, &context, pr.pollset, &req,
GRPC_TIMEOUT_SECONDS_TO_DEADLINE(10), freed_port_from_server,
&pr);
gpr_mu_lock(pr.mu);
while (!pr.done) {
grpc_pollset_worker *worker = NULL;
grpc_pollset_work(&exec_ctx, pr.pollset, &worker,
gpr_now(GPR_CLOCK_MONOTONIC),
GRPC_TIMEOUT_SECONDS_TO_DEADLINE(1));
}
gpr_mu_unlock(pr.mu);
grpc_httpcli_context_destroy(&context);
grpc_exec_ctx_finish(&exec_ctx);
grpc_pollset_shutdown(&exec_ctx, pr.pollset, &shutdown_closure);
grpc_exec_ctx_finish(&exec_ctx);
gpr_free(pr.pollset);
gpr_free(path);
}
static int is_stack_running_on_compute_engine(grpc_exec_ctx *exec_ctx) {
compute_engine_detector detector;
grpc_httpcli_request request;
grpc_httpcli_context context;
grpc_closure destroy_closure;
/* The http call is local. If it takes more than one sec, it is for sure not
on compute engine. */
gpr_timespec max_detection_delay = gpr_time_from_seconds(1, GPR_TIMESPAN);
grpc_pollset *pollset = gpr_malloc(grpc_pollset_size());
grpc_pollset_init(pollset, &g_polling_mu);
detector.pollent = grpc_polling_entity_create_from_pollset(pollset);
detector.is_done = 0;
detector.success = 0;
memset(&detector.response, 0, sizeof(detector.response));
memset(&request, 0, sizeof(grpc_httpcli_request));
request.host = GRPC_COMPUTE_ENGINE_DETECTION_HOST;
request.http.path = "/";
grpc_httpcli_context_init(&context);
grpc_resource_quota *resource_quota =
grpc_resource_quota_create("google_default_credentials");
grpc_httpcli_get(
exec_ctx, &context, &detector.pollent, resource_quota, &request,
gpr_time_add(gpr_now(GPR_CLOCK_REALTIME), max_detection_delay),
grpc_closure_create(on_compute_engine_detection_http_response, &detector,
grpc_schedule_on_exec_ctx),
&detector.response);
grpc_resource_quota_unref_internal(exec_ctx, resource_quota);
grpc_exec_ctx_flush(exec_ctx);
/* Block until we get the response. This is not ideal but this should only be
called once for the lifetime of the process by the default credentials. */
gpr_mu_lock(g_polling_mu);
while (!detector.is_done) {
grpc_pollset_worker *worker = NULL;
if (!GRPC_LOG_IF_ERROR(
"pollset_work",
grpc_pollset_work(exec_ctx,
grpc_polling_entity_pollset(&detector.pollent),
&worker, gpr_now(GPR_CLOCK_MONOTONIC),
gpr_inf_future(GPR_CLOCK_MONOTONIC)))) {
detector.is_done = 1;
detector.success = 0;
}
}
gpr_mu_unlock(g_polling_mu);
grpc_httpcli_context_destroy(exec_ctx, &context);
grpc_closure_init(&destroy_closure, destroy_pollset,
grpc_polling_entity_pollset(&detector.pollent),
grpc_schedule_on_exec_ctx);
grpc_pollset_shutdown(exec_ctx,
grpc_polling_entity_pollset(&detector.pollent),
&destroy_closure);
g_polling_mu = NULL;
grpc_exec_ctx_flush(exec_ctx);
gpr_free(grpc_polling_entity_pollset(&detector.pollent));
grpc_http_response_destroy(&detector.response);
return detector.success;
}