| /* |
| * |
| * 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/transport/metadata.h" |
| |
| #include <stdio.h> |
| #include <string.h> |
| |
| #include <grpc/grpc.h> |
| #include <grpc/support/alloc.h> |
| #include <grpc/support/log.h> |
| #include <grpc/support/string_util.h> |
| |
| #include "src/core/ext/transport/chttp2/transport/bin_encoder.h" |
| #include "src/core/lib/slice/slice_internal.h" |
| #include "src/core/lib/support/string.h" |
| #include "src/core/lib/transport/static_metadata.h" |
| #include "test/core/util/test_config.h" |
| |
| /* a large number */ |
| #define MANY 10000 |
| |
| static void test_no_op(void) { |
| gpr_log(GPR_INFO, "test_no_op"); |
| grpc_init(); |
| grpc_shutdown(); |
| } |
| |
| static grpc_slice maybe_intern(grpc_slice in, bool intern) { |
| grpc_slice out = intern ? grpc_slice_intern(in) : grpc_slice_ref(in); |
| grpc_slice_unref(in); |
| return out; |
| } |
| |
| static grpc_slice maybe_dup(grpc_slice in, bool dup) { |
| grpc_slice out = dup ? grpc_slice_dup(in) : grpc_slice_ref(in); |
| grpc_slice_unref(in); |
| return out; |
| } |
| |
| static void test_create_metadata(bool intern_keys, bool intern_values) { |
| grpc_mdelem m1, m2, m3; |
| |
| gpr_log(GPR_INFO, "test_create_metadata: intern_keys=%d intern_values=%d", |
| intern_keys, intern_values); |
| |
| grpc_init(); |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| m1 = grpc_mdelem_from_slices( |
| &exec_ctx, maybe_intern(grpc_slice_from_static_string("a"), intern_keys), |
| maybe_intern(grpc_slice_from_static_string("b"), intern_values)); |
| m2 = grpc_mdelem_from_slices( |
| &exec_ctx, maybe_intern(grpc_slice_from_static_string("a"), intern_keys), |
| maybe_intern(grpc_slice_from_static_string("b"), intern_values)); |
| m3 = grpc_mdelem_from_slices( |
| &exec_ctx, maybe_intern(grpc_slice_from_static_string("a"), intern_keys), |
| maybe_intern(grpc_slice_from_static_string("c"), intern_values)); |
| GPR_ASSERT(grpc_mdelem_eq(m1, m2)); |
| GPR_ASSERT(!grpc_mdelem_eq(m3, m1)); |
| GPR_ASSERT(grpc_slice_eq(GRPC_MDKEY(m3), GRPC_MDKEY(m1))); |
| GPR_ASSERT(!grpc_slice_eq(GRPC_MDVALUE(m3), GRPC_MDVALUE(m1))); |
| GPR_ASSERT(grpc_slice_str_cmp(GRPC_MDKEY(m1), "a") == 0); |
| GPR_ASSERT(grpc_slice_str_cmp(GRPC_MDVALUE(m1), "b") == 0); |
| GPR_ASSERT(grpc_slice_str_cmp(GRPC_MDVALUE(m3), "c") == 0); |
| GRPC_MDELEM_UNREF(&exec_ctx, m1); |
| GRPC_MDELEM_UNREF(&exec_ctx, m2); |
| GRPC_MDELEM_UNREF(&exec_ctx, m3); |
| grpc_exec_ctx_finish(&exec_ctx); |
| grpc_shutdown(); |
| } |
| |
| static void test_create_many_ephemeral_metadata(bool intern_keys, |
| bool intern_values) { |
| char buffer[GPR_LTOA_MIN_BUFSIZE]; |
| long i; |
| |
| gpr_log( |
| GPR_INFO, |
| "test_create_many_ephemeral_metadata: intern_keys=%d intern_values=%d", |
| intern_keys, intern_values); |
| |
| grpc_init(); |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| /* add, and immediately delete a bunch of different elements */ |
| for (i = 0; i < MANY; i++) { |
| gpr_ltoa(i, buffer); |
| GRPC_MDELEM_UNREF( |
| &exec_ctx, |
| grpc_mdelem_from_slices( |
| &exec_ctx, |
| maybe_intern(grpc_slice_from_static_string("a"), intern_keys), |
| maybe_intern(grpc_slice_from_copied_string(buffer), |
| intern_values))); |
| } |
| grpc_exec_ctx_finish(&exec_ctx); |
| grpc_shutdown(); |
| } |
| |
| static void test_create_many_persistant_metadata(void) { |
| char buffer[GPR_LTOA_MIN_BUFSIZE]; |
| long i; |
| grpc_mdelem *created = gpr_malloc(sizeof(grpc_mdelem) * MANY); |
| grpc_mdelem md; |
| |
| gpr_log(GPR_INFO, "test_create_many_persistant_metadata"); |
| |
| grpc_init(); |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| /* add phase */ |
| for (i = 0; i < MANY; i++) { |
| gpr_ltoa(i, buffer); |
| created[i] = grpc_mdelem_from_slices( |
| &exec_ctx, grpc_slice_intern(grpc_slice_from_static_string("a")), |
| grpc_slice_intern(grpc_slice_from_static_string(buffer))); |
| } |
| /* verify phase */ |
| for (i = 0; i < MANY; i++) { |
| gpr_ltoa(i, buffer); |
| md = grpc_mdelem_from_slices( |
| &exec_ctx, grpc_slice_intern(grpc_slice_from_static_string("a")), |
| grpc_slice_intern(grpc_slice_from_static_string(buffer))); |
| GPR_ASSERT(grpc_mdelem_eq(md, created[i])); |
| GRPC_MDELEM_UNREF(&exec_ctx, md); |
| } |
| /* cleanup phase */ |
| for (i = 0; i < MANY; i++) { |
| GRPC_MDELEM_UNREF(&exec_ctx, created[i]); |
| } |
| grpc_exec_ctx_finish(&exec_ctx); |
| grpc_shutdown(); |
| |
| gpr_free(created); |
| } |
| |
| static void test_spin_creating_the_same_thing(bool intern_keys, |
| bool intern_values) { |
| gpr_log(GPR_INFO, |
| "test_spin_creating_the_same_thing: intern_keys=%d intern_values=%d", |
| intern_keys, intern_values); |
| |
| grpc_init(); |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| grpc_mdelem a, b, c; |
| GRPC_MDELEM_UNREF( |
| &exec_ctx, |
| a = grpc_mdelem_from_slices( |
| &exec_ctx, |
| maybe_intern(grpc_slice_from_static_string("a"), intern_keys), |
| maybe_intern(grpc_slice_from_static_string("b"), intern_values))); |
| GRPC_MDELEM_UNREF( |
| &exec_ctx, |
| b = grpc_mdelem_from_slices( |
| &exec_ctx, |
| maybe_intern(grpc_slice_from_static_string("a"), intern_keys), |
| maybe_intern(grpc_slice_from_static_string("b"), intern_values))); |
| GRPC_MDELEM_UNREF( |
| &exec_ctx, |
| c = grpc_mdelem_from_slices( |
| &exec_ctx, |
| maybe_intern(grpc_slice_from_static_string("a"), intern_keys), |
| maybe_intern(grpc_slice_from_static_string("b"), intern_values))); |
| if (intern_keys && intern_values) { |
| GPR_ASSERT(a.payload == b.payload); |
| GPR_ASSERT(a.payload == c.payload); |
| } |
| grpc_exec_ctx_finish(&exec_ctx); |
| grpc_shutdown(); |
| } |
| |
| static void test_identity_laws(bool intern_keys, bool intern_values) { |
| gpr_log(GPR_INFO, "test_identity_laws: intern_keys=%d intern_values=%d", |
| intern_keys, intern_values); |
| |
| grpc_init(); |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| grpc_mdelem a, b, c; |
| a = grpc_mdelem_from_slices( |
| &exec_ctx, maybe_intern(grpc_slice_from_static_string("a"), intern_keys), |
| maybe_intern(grpc_slice_from_static_string("b"), intern_values)); |
| b = grpc_mdelem_from_slices( |
| &exec_ctx, maybe_intern(grpc_slice_from_static_string("a"), intern_keys), |
| maybe_intern(grpc_slice_from_static_string("b"), intern_values)); |
| c = grpc_mdelem_from_slices( |
| &exec_ctx, maybe_intern(grpc_slice_from_static_string("a"), intern_keys), |
| maybe_intern(grpc_slice_from_static_string("b"), intern_values)); |
| GPR_ASSERT(grpc_mdelem_eq(a, a)); |
| GPR_ASSERT(grpc_mdelem_eq(b, b)); |
| GPR_ASSERT(grpc_mdelem_eq(c, c)); |
| GPR_ASSERT(grpc_mdelem_eq(a, b)); |
| GPR_ASSERT(grpc_mdelem_eq(b, c)); |
| GPR_ASSERT(grpc_mdelem_eq(a, c)); |
| GPR_ASSERT(grpc_mdelem_eq(b, a)); |
| GPR_ASSERT(grpc_mdelem_eq(c, b)); |
| GPR_ASSERT(grpc_mdelem_eq(c, a)); |
| if (intern_keys && intern_values) { |
| GPR_ASSERT(a.payload == b.payload); |
| GPR_ASSERT(a.payload == c.payload); |
| } else { |
| GPR_ASSERT(a.payload != b.payload); |
| GPR_ASSERT(a.payload != c.payload); |
| GPR_ASSERT(b.payload != c.payload); |
| } |
| GRPC_MDELEM_UNREF(&exec_ctx, a); |
| GRPC_MDELEM_UNREF(&exec_ctx, b); |
| GRPC_MDELEM_UNREF(&exec_ctx, c); |
| grpc_exec_ctx_finish(&exec_ctx); |
| grpc_shutdown(); |
| } |
| |
| static void test_things_stick_around(void) { |
| size_t i, j; |
| char *buffer; |
| size_t nstrs = 1000; |
| grpc_slice *strs = gpr_malloc(sizeof(grpc_slice) * nstrs); |
| size_t *shuf = gpr_malloc(sizeof(size_t) * nstrs); |
| grpc_slice test; |
| |
| gpr_log(GPR_INFO, "test_things_stick_around"); |
| |
| grpc_init(); |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| |
| for (i = 0; i < nstrs; i++) { |
| gpr_asprintf(&buffer, "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx%" PRIuPTR "x", i); |
| strs[i] = grpc_slice_intern(grpc_slice_from_static_string(buffer)); |
| shuf[i] = i; |
| gpr_free(buffer); |
| } |
| |
| for (i = 0; i < nstrs; i++) { |
| grpc_slice_ref_internal(strs[i]); |
| grpc_slice_unref_internal(&exec_ctx, strs[i]); |
| } |
| |
| for (i = 0; i < nstrs; i++) { |
| size_t p = (size_t)rand() % nstrs; |
| size_t q = (size_t)rand() % nstrs; |
| size_t temp = shuf[p]; |
| shuf[p] = shuf[q]; |
| shuf[q] = temp; |
| } |
| |
| for (i = 0; i < nstrs; i++) { |
| grpc_slice_unref_internal(&exec_ctx, strs[shuf[i]]); |
| for (j = i + 1; j < nstrs; j++) { |
| gpr_asprintf(&buffer, "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx%" PRIuPTR "x", |
| shuf[j]); |
| test = grpc_slice_intern(grpc_slice_from_static_string(buffer)); |
| GPR_ASSERT(grpc_slice_is_equivalent(test, strs[shuf[j]])); |
| grpc_slice_unref_internal(&exec_ctx, test); |
| gpr_free(buffer); |
| } |
| } |
| |
| grpc_exec_ctx_finish(&exec_ctx); |
| grpc_shutdown(); |
| gpr_free(strs); |
| gpr_free(shuf); |
| } |
| |
| static void test_user_data_works(void) { |
| int *ud1; |
| int *ud2; |
| grpc_mdelem md; |
| gpr_log(GPR_INFO, "test_user_data_works"); |
| |
| grpc_init(); |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| ud1 = gpr_malloc(sizeof(int)); |
| *ud1 = 1; |
| ud2 = gpr_malloc(sizeof(int)); |
| *ud2 = 2; |
| md = grpc_mdelem_from_slices( |
| &exec_ctx, grpc_slice_intern(grpc_slice_from_static_string("abc")), |
| grpc_slice_intern(grpc_slice_from_static_string("123"))); |
| grpc_mdelem_set_user_data(md, gpr_free, ud1); |
| grpc_mdelem_set_user_data(md, gpr_free, ud2); |
| GPR_ASSERT(grpc_mdelem_get_user_data(md, gpr_free) == ud1); |
| GRPC_MDELEM_UNREF(&exec_ctx, md); |
| grpc_exec_ctx_finish(&exec_ctx); |
| grpc_shutdown(); |
| } |
| |
| static void verify_ascii_header_size(grpc_exec_ctx *exec_ctx, const char *key, |
| const char *value, bool intern_key, |
| bool intern_value) { |
| grpc_mdelem elem = grpc_mdelem_from_slices( |
| exec_ctx, maybe_intern(grpc_slice_from_static_string(key), intern_key), |
| maybe_intern(grpc_slice_from_static_string(value), intern_value)); |
| size_t elem_size = grpc_mdelem_get_size_in_hpack_table(elem, false); |
| size_t expected_size = 32 + strlen(key) + strlen(value); |
| GPR_ASSERT(expected_size == elem_size); |
| GRPC_MDELEM_UNREF(exec_ctx, elem); |
| } |
| |
| static void verify_binary_header_size(grpc_exec_ctx *exec_ctx, const char *key, |
| const uint8_t *value, size_t value_len, |
| bool intern_key, bool intern_value) { |
| grpc_mdelem elem = grpc_mdelem_from_slices( |
| exec_ctx, maybe_intern(grpc_slice_from_static_string(key), intern_key), |
| maybe_intern(grpc_slice_from_static_buffer(value, value_len), |
| intern_value)); |
| GPR_ASSERT(grpc_is_binary_header(GRPC_MDKEY(elem))); |
| size_t elem_size = grpc_mdelem_get_size_in_hpack_table(elem, false); |
| grpc_slice value_slice = |
| grpc_slice_from_copied_buffer((const char *)value, value_len); |
| grpc_slice base64_encoded = grpc_chttp2_base64_encode(value_slice); |
| size_t expected_size = 32 + strlen(key) + GRPC_SLICE_LENGTH(base64_encoded); |
| GPR_ASSERT(expected_size == elem_size); |
| grpc_slice_unref_internal(exec_ctx, value_slice); |
| grpc_slice_unref_internal(exec_ctx, base64_encoded); |
| GRPC_MDELEM_UNREF(exec_ctx, elem); |
| } |
| |
| #define BUFFER_SIZE 64 |
| static void test_mdelem_sizes_in_hpack(bool intern_key, bool intern_value) { |
| gpr_log(GPR_INFO, "test_mdelem_size: intern_key=%d intern_value=%d", |
| intern_key, intern_value); |
| grpc_init(); |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| |
| uint8_t binary_value[BUFFER_SIZE] = {0}; |
| for (uint8_t i = 0; i < BUFFER_SIZE; i++) { |
| binary_value[i] = i; |
| } |
| |
| verify_ascii_header_size(&exec_ctx, "hello", "world", intern_key, |
| intern_value); |
| verify_ascii_header_size(&exec_ctx, "hello", |
| "worldxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx", intern_key, |
| intern_value); |
| verify_ascii_header_size(&exec_ctx, ":scheme", "http", intern_key, |
| intern_value); |
| |
| for (uint8_t i = 0; i < BUFFER_SIZE; i++) { |
| verify_binary_header_size(&exec_ctx, "hello-bin", binary_value, i, |
| intern_key, intern_value); |
| } |
| |
| grpc_exec_ctx_finish(&exec_ctx); |
| grpc_shutdown(); |
| } |
| |
| static void test_copied_static_metadata(bool dup_key, bool dup_value) { |
| gpr_log(GPR_INFO, "test_static_metadata: dup_key=%d dup_value=%d", dup_key, |
| dup_value); |
| grpc_init(); |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| |
| for (size_t i = 0; i < GRPC_STATIC_MDELEM_COUNT; i++) { |
| grpc_mdelem p = GRPC_MAKE_MDELEM(&grpc_static_mdelem_table[i], |
| GRPC_MDELEM_STORAGE_STATIC); |
| grpc_mdelem q = |
| grpc_mdelem_from_slices(&exec_ctx, maybe_dup(GRPC_MDKEY(p), dup_key), |
| maybe_dup(GRPC_MDVALUE(p), dup_value)); |
| GPR_ASSERT(grpc_mdelem_eq(p, q)); |
| if (dup_key || dup_value) { |
| GPR_ASSERT(p.payload != q.payload); |
| } else { |
| GPR_ASSERT(p.payload == q.payload); |
| } |
| GRPC_MDELEM_UNREF(&exec_ctx, p); |
| GRPC_MDELEM_UNREF(&exec_ctx, q); |
| } |
| |
| grpc_exec_ctx_finish(&exec_ctx); |
| grpc_shutdown(); |
| } |
| |
| int main(int argc, char **argv) { |
| grpc_test_init(argc, argv); |
| test_no_op(); |
| for (int k = 0; k <= 1; k++) { |
| for (int v = 0; v <= 1; v++) { |
| test_create_metadata(k, v); |
| test_create_many_ephemeral_metadata(k, v); |
| test_identity_laws(k, v); |
| test_spin_creating_the_same_thing(k, v); |
| test_mdelem_sizes_in_hpack(k, v); |
| test_copied_static_metadata(k, v); |
| } |
| } |
| test_create_many_persistant_metadata(); |
| test_things_stick_around(); |
| test_user_data_works(); |
| return 0; |
| } |