ceph/src/seastar/tests/unit/chunk_parsers_test.cc

   1 /*
   2  * This file is open source software, licensed to you under the terms
   3  * of the Apache License, Version 2.0 (the "License").  See the NOTICE file
   4  * distributed with this work for additional information regarding copyright
   5  * ownership.  You may not use this file except in compliance with the License.
   6  *
   7  * You may obtain a copy of the License at
   8  *
   9  *   http://www.apache.org/licenses/LICENSE-2.0
  10  *
  11  * Unless required by applicable law or agreed to in writing,
  12  * software distributed under the License is distributed on an
  13  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  14  * KIND, either express or implied.  See the License for the
  15  * specific language governing permissions and limitations
  16  * under the License.
  17  */
  18
  19 /*
  20  * Copyright (C) 2020 ScyllaDB.
  21  */
  22
  23 #include <seastar/core/ragel.hh>
  24 #include <seastar/core/sstring.hh>
  25 #include <seastar/core/thread.hh>
  26 #include <seastar/core/temporary_buffer.hh>
  27 #include <seastar/http/chunk_parsers.hh>
  28 #include <seastar/http/internal/content_source.hh>
  29 #include <seastar/testing/test_case.hh>
  30 #include <tuple>
  31 #include <utility>
  32 #include <vector>
  33
  34 using namespace seastar;
  35
  36 SEASTAR_TEST_CASE(test_size_and_extensions_parsing) {
  37     struct test_set {
  38         sstring msg;
  39         bool parsable;
  40         sstring size = "";
  41         std::vector<std::pair<sstring, sstring>> extensions;
  42
  43         temporary_buffer<char> buf() {
  44             return temporary_buffer<char>(msg.c_str(), msg.size());
  45         }
  46     };
  47
  48     std::vector<test_set> tests = {
  49         { "14;name=value\r\n", true, "14", { {"name", "value"} } },
  50         { "abcdef;name=value;name2=\"value2\"\r\n", true, "abcdef" },
  51         { "1efg;name=value\r\n", false },
  52         { "aa;tchars.^_`|123=t1!#$%&'*+-.~\r\n", true, "aa", { {"tchars.^_`|123", "t1!#$%&'*+-.~"} } },
  53         { "1;quoted=\"hello world\";quoted-pair=\"\\a\\b\\cd\\\\ef\"\r\n", true, "1", { {"quoted", "hello world"}, {"quoted-pair", "abcd\\ef"} } },
  54         { "2;bad-quoted-pair=\"abc\\\"\r\n", false },
  55         { "3;quoted-pair-outside-quoted-string=\\q\\p\r\n", false },
  56         { "4;whitespace-outside-quoted-string=quoted string\r\n", false },
  57         { "5;quotation-mark-inside-quoted-string=\"quoted\"mark\"\r\n", false },
  58         { "6; bad=space\r\n", false },
  59         { "7;sole-name\r\n", true, "7", { { "sole-name", ""} } },
  60         { "8;empty_value=\"\"\r\n", true, "8", { { "empty_value", ""} } },
  61         { "0\r\n", true, "0" }
  62     };
  63
  64     http_chunk_size_and_ext_parser parser;
  65     for (auto& tset : tests) {
  66         parser.init();
  67         BOOST_REQUIRE(parser(tset.buf()).get0().has_value());
  68         BOOST_REQUIRE_NE(parser.failed(), tset.parsable);
  69         if (tset.parsable) {
  70             BOOST_REQUIRE_EQUAL(parser.get_size(), std::move(tset.size));
  71             auto exts = parser.get_parsed_extensions();
  72             for (auto& ext : tset.extensions) {
  73                 BOOST_REQUIRE_EQUAL(exts[ext.first], ext.second);
  74             }
  75         }
  76     }
  77     return make_ready_future<>();
  78 }
  79
  80 SEASTAR_TEST_CASE(test_trailer_headers_parsing) {
  81     struct test_set {
  82         sstring msg;
  83         bool parsable;
  84         sstring header_name = "";
  85         sstring header_value = "";
  86
  87         temporary_buffer<char> buf() {
  88             return temporary_buffer<char>(msg.c_str(), msg.size());
  89         }
  90     };
  91
  92     std::vector<test_set> tests = {
  93         // the headers follow the same rules as in the request parser
  94         { "Host: test\r\n\r\n", true, "Host", "test" },
  95         { "Header: Field\r\n\r\n", true, "Header", "Field" },
  96         { "Header: \r\n\r\n", true, "Header", "" },
  97         { "Header:  f  i e l d  \r\n\r\n", true, "Header", "f  i e l d" },
  98         { "Header: fiel\r\n    d\r\n\r\n", true, "Header", "fiel d" },
  99         { "tchars.^_`|123: printable!@#%^&*()obs_text\x80\x81\xff\r\n\r\n", true,
 100             "tchars.^_`|123", "printable!@#%^&*()obs_text\x80\x81\xff" },
 101         { "Header: Field\r\nHeader: Field2\r\n\r\n", true, "Header", "Field,Field2" },
 102         { "Header : Field\r\n\r\n", false },
 103         { "Header Field\r\n\r\n", false },
 104         { "Header@: Field\r\n\r\n", false },
 105         { "Header: fiel\r\nd \r\n\r\n", false },
 106         { "\r\n", true }
 107     };
 108
 109     http_chunk_trailer_parser parser;
 110     for (auto& tset : tests) {
 111         parser.init();
 112         BOOST_REQUIRE(parser(tset.buf()).get0().has_value());
 113         BOOST_REQUIRE_NE(parser.failed(), tset.parsable);
 114         if (tset.parsable) {
 115             auto heads = parser.get_parsed_headers();
 116             BOOST_REQUIRE_EQUAL(heads[std::move(tset.header_name)], std::move(tset.header_value));
 117         }
 118     }
 119     return make_ready_future<>();
 120 }