http_request.cpp raw

   1  // Copyright (c) 2020-present The Bitcoin Core developers
   2  // Distributed under the MIT software license, see the accompanying
   3  // file COPYING or http://www.opensource.org/licenses/mit-license.php.
   4  
   5  #include <httpserver.h>
   6  #include <netaddress.h>
   7  #include <test/fuzz/FuzzedDataProvider.h>
   8  #include <test/fuzz/fuzz.h>
   9  #include <test/fuzz/util.h>
  10  #include <util/signalinterrupt.h>
  11  #include <util/strencodings.h>
  12  
  13  #include <cassert>
  14  #include <cstdint>
  15  #include <string>
  16  #include <vector>
  17  
  18  
  19  std::string_view RequestMethodString(HTTPRequestMethod m);
  20  
  21  FUZZ_TARGET(http_request)
  22  {
  23      using http_bitcoin::HTTPRequest;
  24      using http_bitcoin::MAX_HEADERS_SIZE;
  25      using util::LineReader;
  26  
  27      FuzzedDataProvider fuzzed_data_provider{buffer.data(), buffer.size()};
  28      const std::vector<std::byte> http_buffer{ConsumeRandomLengthByteVector<std::byte>(fuzzed_data_provider, 4096)};
  29  
  30      HTTPRequest http_request;
  31      LineReader reader(http_buffer, MAX_HEADERS_SIZE);
  32      try {
  33          if (!http_request.LoadControlData(reader)) return;
  34          if (!http_request.LoadHeaders(reader)) return;
  35          if (!http_request.LoadBody(reader)) return;
  36      } catch (const std::runtime_error&) {
  37          return;
  38      }
  39  
  40      const HTTPRequestMethod request_method = http_request.GetRequestMethod();
  41      (void)RequestMethodString(request_method);
  42      (void)http_request.GetURI();
  43      (void)http_request.GetHeader("Host");
  44      std::string header = fuzzed_data_provider.ConsumeRandomLengthString(16);
  45      (void)http_request.GetHeader(header);
  46      (void)http_request.WriteHeader(std::string(header), fuzzed_data_provider.ConsumeRandomLengthString(16));
  47      (void)http_request.GetHeader(header);
  48      const std::string body = http_request.ReadBody();
  49      assert(body.empty());
  50  }
  51