| /* |
| * |
| * Copyright 2015 gRPC authors. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| */ |
| |
| #include "src/core/lib/iomgr/resolve_address.h" |
| #include <grpc/grpc.h> |
| #include <grpc/support/alloc.h> |
| #include <grpc/support/log.h> |
| #include <grpc/support/sync.h> |
| #include <grpc/support/time.h> |
| #include "src/core/lib/iomgr/executor.h" |
| #include "src/core/lib/iomgr/iomgr.h" |
| #include "test/core/util/test_config.h" |
| |
| static gpr_timespec test_deadline(void) { |
| return grpc_timeout_seconds_to_deadline(100); |
| } |
| |
| typedef struct args_struct { |
| gpr_event ev; |
| grpc_resolved_addresses *addrs; |
| gpr_atm done_atm; |
| gpr_mu *mu; |
| grpc_pollset *pollset; |
| grpc_pollset_set *pollset_set; |
| } args_struct; |
| |
| static void do_nothing(grpc_exec_ctx *exec_ctx, void *arg, grpc_error *error) {} |
| |
| void args_init(grpc_exec_ctx *exec_ctx, args_struct *args) { |
| gpr_event_init(&args->ev); |
| args->pollset = gpr_zalloc(grpc_pollset_size()); |
| grpc_pollset_init(args->pollset, &args->mu); |
| args->pollset_set = grpc_pollset_set_create(); |
| grpc_pollset_set_add_pollset(exec_ctx, args->pollset_set, args->pollset); |
| args->addrs = NULL; |
| gpr_atm_rel_store(&args->done_atm, 0); |
| } |
| |
| void args_finish(grpc_exec_ctx *exec_ctx, args_struct *args) { |
| GPR_ASSERT(gpr_event_wait(&args->ev, test_deadline())); |
| grpc_resolved_addresses_destroy(args->addrs); |
| grpc_pollset_set_del_pollset(exec_ctx, args->pollset_set, args->pollset); |
| grpc_pollset_set_destroy(exec_ctx, args->pollset_set); |
| grpc_closure do_nothing_cb; |
| GRPC_CLOSURE_INIT(&do_nothing_cb, do_nothing, NULL, |
| grpc_schedule_on_exec_ctx); |
| gpr_mu_lock(args->mu); |
| grpc_pollset_shutdown(exec_ctx, args->pollset, &do_nothing_cb); |
| gpr_mu_unlock(args->mu); |
| // exec_ctx needs to be flushed before calling grpc_pollset_destroy() |
| grpc_exec_ctx_flush(exec_ctx); |
| grpc_pollset_destroy(exec_ctx, args->pollset); |
| gpr_free(args->pollset); |
| } |
| |
| static grpc_millis n_sec_deadline(int seconds) { |
| return grpc_timespec_to_millis_round_up( |
| grpc_timeout_seconds_to_deadline(seconds)); |
| } |
| |
| static void poll_pollset_until_request_done(args_struct *args) { |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| grpc_millis deadline = n_sec_deadline(10); |
| while (true) { |
| bool done = gpr_atm_acq_load(&args->done_atm) != 0; |
| if (done) { |
| break; |
| } |
| grpc_millis time_left = deadline - grpc_exec_ctx_now(&exec_ctx); |
| gpr_log(GPR_DEBUG, "done=%d, time_left=%" PRIdPTR, done, time_left); |
| GPR_ASSERT(time_left >= 0); |
| grpc_pollset_worker *worker = NULL; |
| gpr_mu_lock(args->mu); |
| GRPC_LOG_IF_ERROR("pollset_work", |
| grpc_pollset_work(&exec_ctx, args->pollset, &worker, |
| n_sec_deadline(1))); |
| gpr_mu_unlock(args->mu); |
| grpc_exec_ctx_flush(&exec_ctx); |
| } |
| gpr_event_set(&args->ev, (void *)1); |
| grpc_exec_ctx_finish(&exec_ctx); |
| } |
| |
| static void must_succeed(grpc_exec_ctx *exec_ctx, void *argsp, |
| grpc_error *err) { |
| args_struct *args = argsp; |
| GPR_ASSERT(err == GRPC_ERROR_NONE); |
| GPR_ASSERT(args->addrs != NULL); |
| GPR_ASSERT(args->addrs->naddrs > 0); |
| gpr_atm_rel_store(&args->done_atm, 1); |
| gpr_mu_lock(args->mu); |
| GRPC_LOG_IF_ERROR("pollset_kick", |
| grpc_pollset_kick(exec_ctx, args->pollset, NULL)); |
| gpr_mu_unlock(args->mu); |
| } |
| |
| static void must_fail(grpc_exec_ctx *exec_ctx, void *argsp, grpc_error *err) { |
| args_struct *args = argsp; |
| GPR_ASSERT(err != GRPC_ERROR_NONE); |
| gpr_atm_rel_store(&args->done_atm, 1); |
| gpr_mu_lock(args->mu); |
| GRPC_LOG_IF_ERROR("pollset_kick", |
| grpc_pollset_kick(exec_ctx, args->pollset, NULL)); |
| gpr_mu_unlock(args->mu); |
| } |
| |
| static void test_localhost(void) { |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| args_struct args; |
| args_init(&exec_ctx, &args); |
| grpc_resolve_address( |
| &exec_ctx, "localhost:1", NULL, args.pollset_set, |
| GRPC_CLOSURE_CREATE(must_succeed, &args, grpc_schedule_on_exec_ctx), |
| &args.addrs); |
| grpc_exec_ctx_flush(&exec_ctx); |
| poll_pollset_until_request_done(&args); |
| args_finish(&exec_ctx, &args); |
| grpc_exec_ctx_finish(&exec_ctx); |
| } |
| |
| static void test_default_port(void) { |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| args_struct args; |
| args_init(&exec_ctx, &args); |
| grpc_resolve_address( |
| &exec_ctx, "localhost", "1", args.pollset_set, |
| GRPC_CLOSURE_CREATE(must_succeed, &args, grpc_schedule_on_exec_ctx), |
| &args.addrs); |
| grpc_exec_ctx_flush(&exec_ctx); |
| poll_pollset_until_request_done(&args); |
| args_finish(&exec_ctx, &args); |
| grpc_exec_ctx_finish(&exec_ctx); |
| } |
| |
| static void test_non_numeric_default_port(void) { |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| args_struct args; |
| args_init(&exec_ctx, &args); |
| grpc_resolve_address( |
| &exec_ctx, "localhost", "https", args.pollset_set, |
| GRPC_CLOSURE_CREATE(must_succeed, &args, grpc_schedule_on_exec_ctx), |
| &args.addrs); |
| grpc_exec_ctx_flush(&exec_ctx); |
| poll_pollset_until_request_done(&args); |
| args_finish(&exec_ctx, &args); |
| grpc_exec_ctx_finish(&exec_ctx); |
| } |
| |
| static void test_missing_default_port(void) { |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| args_struct args; |
| args_init(&exec_ctx, &args); |
| grpc_resolve_address( |
| &exec_ctx, "localhost", NULL, args.pollset_set, |
| GRPC_CLOSURE_CREATE(must_fail, &args, grpc_schedule_on_exec_ctx), |
| &args.addrs); |
| grpc_exec_ctx_flush(&exec_ctx); |
| poll_pollset_until_request_done(&args); |
| args_finish(&exec_ctx, &args); |
| grpc_exec_ctx_finish(&exec_ctx); |
| } |
| |
| static void test_ipv6_with_port(void) { |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| args_struct args; |
| args_init(&exec_ctx, &args); |
| grpc_resolve_address( |
| &exec_ctx, "[2001:db8::1]:1", NULL, args.pollset_set, |
| GRPC_CLOSURE_CREATE(must_succeed, &args, grpc_schedule_on_exec_ctx), |
| &args.addrs); |
| grpc_exec_ctx_flush(&exec_ctx); |
| poll_pollset_until_request_done(&args); |
| args_finish(&exec_ctx, &args); |
| grpc_exec_ctx_finish(&exec_ctx); |
| } |
| |
| static void test_ipv6_without_port(void) { |
| const char *const kCases[] = { |
| "2001:db8::1", "2001:db8::1.2.3.4", "[2001:db8::1]", |
| }; |
| unsigned i; |
| for (i = 0; i < sizeof(kCases) / sizeof(*kCases); i++) { |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| args_struct args; |
| args_init(&exec_ctx, &args); |
| grpc_resolve_address( |
| &exec_ctx, kCases[i], "80", args.pollset_set, |
| GRPC_CLOSURE_CREATE(must_succeed, &args, grpc_schedule_on_exec_ctx), |
| &args.addrs); |
| grpc_exec_ctx_flush(&exec_ctx); |
| poll_pollset_until_request_done(&args); |
| args_finish(&exec_ctx, &args); |
| grpc_exec_ctx_finish(&exec_ctx); |
| } |
| } |
| |
| static void test_invalid_ip_addresses(void) { |
| const char *const kCases[] = { |
| "293.283.1238.3:1", "[2001:db8::11111]:1", |
| }; |
| unsigned i; |
| for (i = 0; i < sizeof(kCases) / sizeof(*kCases); i++) { |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| args_struct args; |
| args_init(&exec_ctx, &args); |
| grpc_resolve_address( |
| &exec_ctx, kCases[i], NULL, args.pollset_set, |
| GRPC_CLOSURE_CREATE(must_fail, &args, grpc_schedule_on_exec_ctx), |
| &args.addrs); |
| grpc_exec_ctx_flush(&exec_ctx); |
| poll_pollset_until_request_done(&args); |
| args_finish(&exec_ctx, &args); |
| grpc_exec_ctx_finish(&exec_ctx); |
| } |
| } |
| |
| static void test_unparseable_hostports(void) { |
| const char *const kCases[] = { |
| "[", "[::1", "[::1]bad", "[1.2.3.4]", "[localhost]", "[localhost]:1", |
| }; |
| unsigned i; |
| for (i = 0; i < sizeof(kCases) / sizeof(*kCases); i++) { |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| args_struct args; |
| args_init(&exec_ctx, &args); |
| grpc_resolve_address( |
| &exec_ctx, kCases[i], "1", args.pollset_set, |
| GRPC_CLOSURE_CREATE(must_fail, &args, grpc_schedule_on_exec_ctx), |
| &args.addrs); |
| grpc_exec_ctx_flush(&exec_ctx); |
| poll_pollset_until_request_done(&args); |
| args_finish(&exec_ctx, &args); |
| grpc_exec_ctx_finish(&exec_ctx); |
| } |
| } |
| |
| int main(int argc, char **argv) { |
| grpc_test_init(argc, argv); |
| grpc_init(); |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| test_localhost(); |
| test_default_port(); |
| test_non_numeric_default_port(); |
| test_missing_default_port(); |
| test_ipv6_with_port(); |
| test_ipv6_without_port(); |
| test_invalid_ip_addresses(); |
| test_unparseable_hostports(); |
| grpc_executor_shutdown(&exec_ctx); |
| grpc_exec_ctx_finish(&exec_ctx); |
| grpc_shutdown(); |
| return 0; |
| } |