| /* |
| * |
| * 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/ext/transport/chttp2/transport/hpack_table.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/lib/support/string.h" |
| #include "test/core/util/test_config.h" |
| |
| #define LOG_TEST(x) gpr_log(GPR_INFO, "%s", x) |
| |
| static void assert_str(const grpc_chttp2_hptbl* tbl, grpc_slice mdstr, |
| const char* str) { |
| GPR_ASSERT(grpc_slice_str_cmp(mdstr, str) == 0); |
| } |
| |
| static void assert_index(const grpc_chttp2_hptbl* tbl, uint32_t idx, |
| const char* key, const char* value) { |
| grpc_mdelem md = grpc_chttp2_hptbl_lookup(tbl, idx); |
| assert_str(tbl, GRPC_MDKEY(md), key); |
| assert_str(tbl, GRPC_MDVALUE(md), value); |
| } |
| |
| static void test_static_lookup(void) { |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| grpc_chttp2_hptbl tbl; |
| |
| grpc_chttp2_hptbl_init(&exec_ctx, &tbl); |
| |
| LOG_TEST("test_static_lookup"); |
| assert_index(&tbl, 1, ":authority", ""); |
| assert_index(&tbl, 2, ":method", "GET"); |
| assert_index(&tbl, 3, ":method", "POST"); |
| assert_index(&tbl, 4, ":path", "/"); |
| assert_index(&tbl, 5, ":path", "/index.html"); |
| assert_index(&tbl, 6, ":scheme", "http"); |
| assert_index(&tbl, 7, ":scheme", "https"); |
| assert_index(&tbl, 8, ":status", "200"); |
| assert_index(&tbl, 9, ":status", "204"); |
| assert_index(&tbl, 10, ":status", "206"); |
| assert_index(&tbl, 11, ":status", "304"); |
| assert_index(&tbl, 12, ":status", "400"); |
| assert_index(&tbl, 13, ":status", "404"); |
| assert_index(&tbl, 14, ":status", "500"); |
| assert_index(&tbl, 15, "accept-charset", ""); |
| assert_index(&tbl, 16, "accept-encoding", "gzip, deflate"); |
| assert_index(&tbl, 17, "accept-language", ""); |
| assert_index(&tbl, 18, "accept-ranges", ""); |
| assert_index(&tbl, 19, "accept", ""); |
| assert_index(&tbl, 20, "access-control-allow-origin", ""); |
| assert_index(&tbl, 21, "age", ""); |
| assert_index(&tbl, 22, "allow", ""); |
| assert_index(&tbl, 23, "authorization", ""); |
| assert_index(&tbl, 24, "cache-control", ""); |
| assert_index(&tbl, 25, "content-disposition", ""); |
| assert_index(&tbl, 26, "content-encoding", ""); |
| assert_index(&tbl, 27, "content-language", ""); |
| assert_index(&tbl, 28, "content-length", ""); |
| assert_index(&tbl, 29, "content-location", ""); |
| assert_index(&tbl, 30, "content-range", ""); |
| assert_index(&tbl, 31, "content-type", ""); |
| assert_index(&tbl, 32, "cookie", ""); |
| assert_index(&tbl, 33, "date", ""); |
| assert_index(&tbl, 34, "etag", ""); |
| assert_index(&tbl, 35, "expect", ""); |
| assert_index(&tbl, 36, "expires", ""); |
| assert_index(&tbl, 37, "from", ""); |
| assert_index(&tbl, 38, "host", ""); |
| assert_index(&tbl, 39, "if-match", ""); |
| assert_index(&tbl, 40, "if-modified-since", ""); |
| assert_index(&tbl, 41, "if-none-match", ""); |
| assert_index(&tbl, 42, "if-range", ""); |
| assert_index(&tbl, 43, "if-unmodified-since", ""); |
| assert_index(&tbl, 44, "last-modified", ""); |
| assert_index(&tbl, 45, "link", ""); |
| assert_index(&tbl, 46, "location", ""); |
| assert_index(&tbl, 47, "max-forwards", ""); |
| assert_index(&tbl, 48, "proxy-authenticate", ""); |
| assert_index(&tbl, 49, "proxy-authorization", ""); |
| assert_index(&tbl, 50, "range", ""); |
| assert_index(&tbl, 51, "referer", ""); |
| assert_index(&tbl, 52, "refresh", ""); |
| assert_index(&tbl, 53, "retry-after", ""); |
| assert_index(&tbl, 54, "server", ""); |
| assert_index(&tbl, 55, "set-cookie", ""); |
| assert_index(&tbl, 56, "strict-transport-security", ""); |
| assert_index(&tbl, 57, "transfer-encoding", ""); |
| assert_index(&tbl, 58, "user-agent", ""); |
| assert_index(&tbl, 59, "vary", ""); |
| assert_index(&tbl, 60, "via", ""); |
| assert_index(&tbl, 61, "www-authenticate", ""); |
| |
| grpc_chttp2_hptbl_destroy(&exec_ctx, &tbl); |
| grpc_exec_ctx_finish(&exec_ctx); |
| } |
| |
| static void test_many_additions(void) { |
| grpc_chttp2_hptbl tbl; |
| int i; |
| char* key; |
| char* value; |
| |
| LOG_TEST("test_many_additions"); |
| |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| grpc_chttp2_hptbl_init(&exec_ctx, &tbl); |
| |
| for (i = 0; i < 100000; i++) { |
| grpc_mdelem elem; |
| gpr_asprintf(&key, "K:%d", i); |
| gpr_asprintf(&value, "VALUE:%d", i); |
| elem = |
| grpc_mdelem_from_slices(&exec_ctx, grpc_slice_from_copied_string(key), |
| grpc_slice_from_copied_string(value)); |
| GPR_ASSERT(grpc_chttp2_hptbl_add(&exec_ctx, &tbl, elem) == GRPC_ERROR_NONE); |
| GRPC_MDELEM_UNREF(&exec_ctx, elem); |
| assert_index(&tbl, 1 + GRPC_CHTTP2_LAST_STATIC_ENTRY, key, value); |
| gpr_free(key); |
| gpr_free(value); |
| if (i) { |
| gpr_asprintf(&key, "K:%d", i - 1); |
| gpr_asprintf(&value, "VALUE:%d", i - 1); |
| assert_index(&tbl, 2 + GRPC_CHTTP2_LAST_STATIC_ENTRY, key, value); |
| gpr_free(key); |
| gpr_free(value); |
| } |
| } |
| |
| grpc_chttp2_hptbl_destroy(&exec_ctx, &tbl); |
| grpc_exec_ctx_finish(&exec_ctx); |
| } |
| |
| static grpc_chttp2_hptbl_find_result find_simple(grpc_chttp2_hptbl* tbl, |
| const char* key, |
| const char* value) { |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| grpc_mdelem md = |
| grpc_mdelem_from_slices(&exec_ctx, grpc_slice_from_copied_string(key), |
| grpc_slice_from_copied_string(value)); |
| grpc_chttp2_hptbl_find_result r = grpc_chttp2_hptbl_find(tbl, md); |
| GRPC_MDELEM_UNREF(&exec_ctx, md); |
| grpc_exec_ctx_finish(&exec_ctx); |
| return r; |
| } |
| |
| static void test_find(void) { |
| grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
| grpc_chttp2_hptbl tbl; |
| uint32_t i; |
| char buffer[32]; |
| grpc_mdelem elem; |
| grpc_chttp2_hptbl_find_result r; |
| |
| LOG_TEST("test_find"); |
| |
| grpc_chttp2_hptbl_init(&exec_ctx, &tbl); |
| elem = |
| grpc_mdelem_from_slices(&exec_ctx, grpc_slice_from_static_string("abc"), |
| grpc_slice_from_static_string("xyz")); |
| GPR_ASSERT(grpc_chttp2_hptbl_add(&exec_ctx, &tbl, elem) == GRPC_ERROR_NONE); |
| GRPC_MDELEM_UNREF(&exec_ctx, elem); |
| elem = |
| grpc_mdelem_from_slices(&exec_ctx, grpc_slice_from_static_string("abc"), |
| grpc_slice_from_static_string("123")); |
| GPR_ASSERT(grpc_chttp2_hptbl_add(&exec_ctx, &tbl, elem) == GRPC_ERROR_NONE); |
| GRPC_MDELEM_UNREF(&exec_ctx, elem); |
| elem = grpc_mdelem_from_slices(&exec_ctx, grpc_slice_from_static_string("x"), |
| grpc_slice_from_static_string("1")); |
| GPR_ASSERT(grpc_chttp2_hptbl_add(&exec_ctx, &tbl, elem) == GRPC_ERROR_NONE); |
| GRPC_MDELEM_UNREF(&exec_ctx, elem); |
| |
| r = find_simple(&tbl, "abc", "123"); |
| GPR_ASSERT(r.index == 2 + GRPC_CHTTP2_LAST_STATIC_ENTRY); |
| GPR_ASSERT(r.has_value == 1); |
| |
| r = find_simple(&tbl, "abc", "xyz"); |
| GPR_ASSERT(r.index == 3 + GRPC_CHTTP2_LAST_STATIC_ENTRY); |
| GPR_ASSERT(r.has_value == 1); |
| |
| r = find_simple(&tbl, "x", "1"); |
| GPR_ASSERT(r.index == 1 + GRPC_CHTTP2_LAST_STATIC_ENTRY); |
| GPR_ASSERT(r.has_value == 1); |
| |
| r = find_simple(&tbl, "x", "2"); |
| GPR_ASSERT(r.index == 1 + GRPC_CHTTP2_LAST_STATIC_ENTRY); |
| GPR_ASSERT(r.has_value == 0); |
| |
| r = find_simple(&tbl, "vary", "some-vary-arg"); |
| GPR_ASSERT(r.index == 59); |
| GPR_ASSERT(r.has_value == 0); |
| |
| r = find_simple(&tbl, "accept-encoding", "gzip, deflate"); |
| GPR_ASSERT(r.index == 16); |
| GPR_ASSERT(r.has_value == 1); |
| |
| r = find_simple(&tbl, "accept-encoding", "gzip"); |
| GPR_ASSERT(r.index == 16); |
| GPR_ASSERT(r.has_value == 0); |
| |
| r = find_simple(&tbl, ":method", "GET"); |
| GPR_ASSERT(r.index == 2); |
| GPR_ASSERT(r.has_value == 1); |
| |
| r = find_simple(&tbl, ":method", "POST"); |
| GPR_ASSERT(r.index == 3); |
| GPR_ASSERT(r.has_value == 1); |
| |
| r = find_simple(&tbl, ":method", "PUT"); |
| GPR_ASSERT(r.index == 2 || r.index == 3); |
| GPR_ASSERT(r.has_value == 0); |
| |
| r = find_simple(&tbl, "this-does-not-exist", ""); |
| GPR_ASSERT(r.index == 0); |
| GPR_ASSERT(r.has_value == 0); |
| |
| /* overflow the string buffer, check find still works */ |
| for (i = 0; i < 10000; i++) { |
| int64_ttoa(i, buffer); |
| elem = grpc_mdelem_from_slices(&exec_ctx, |
| grpc_slice_from_static_string("test"), |
| grpc_slice_from_copied_string(buffer)); |
| GPR_ASSERT(grpc_chttp2_hptbl_add(&exec_ctx, &tbl, elem) == GRPC_ERROR_NONE); |
| GRPC_MDELEM_UNREF(&exec_ctx, elem); |
| } |
| |
| r = find_simple(&tbl, "abc", "123"); |
| GPR_ASSERT(r.index == 0); |
| GPR_ASSERT(r.has_value == 0); |
| |
| r = find_simple(&tbl, "test", "9999"); |
| GPR_ASSERT(r.index == 1 + GRPC_CHTTP2_LAST_STATIC_ENTRY); |
| GPR_ASSERT(r.has_value == 1); |
| |
| r = find_simple(&tbl, "test", "9998"); |
| GPR_ASSERT(r.index == 2 + GRPC_CHTTP2_LAST_STATIC_ENTRY); |
| GPR_ASSERT(r.has_value == 1); |
| |
| for (i = 0; i < tbl.num_ents; i++) { |
| uint32_t expect = 9999 - i; |
| int64_ttoa(expect, buffer); |
| |
| r = find_simple(&tbl, "test", buffer); |
| GPR_ASSERT(r.index == i + 1 + GRPC_CHTTP2_LAST_STATIC_ENTRY); |
| GPR_ASSERT(r.has_value == 1); |
| } |
| |
| r = find_simple(&tbl, "test", "10000"); |
| GPR_ASSERT(r.index != 0); |
| GPR_ASSERT(r.has_value == 0); |
| |
| grpc_chttp2_hptbl_destroy(&exec_ctx, &tbl); |
| grpc_exec_ctx_finish(&exec_ctx); |
| } |
| |
| int main(int argc, char** argv) { |
| grpc_test_init(argc, argv); |
| grpc_init(); |
| test_static_lookup(); |
| test_many_additions(); |
| test_find(); |
| grpc_shutdown(); |
| return 0; |
| } |