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[3.1] fix a number of issues with http-max-bytes-in-flight-mb configuration #63

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Aug 27, 2022
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[3.1] fix a number of issues with http-max-bytes-in-flight-mb configuration #63

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13 changes: 10 additions & 3 deletions plugins/http_plugin/http_plugin.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -697,8 +697,8 @@ class http_plugin_impl : public std::enable_shared_from_this<http_plugin_impl> {
"Specify if Access-Control-Allow-Credentials: true should be returned on each request.")
("max-body-size", bpo::value<uint32_t>()->default_value(my->max_body_size),
"The maximum body size in bytes allowed for incoming RPC requests")
("http-max-bytes-in-flight-mb", bpo::value<uint32_t>()->default_value(500),
"Maximum size in megabytes http_plugin should use for processing http requests. 503 error response when exceeded." )
("http-max-bytes-in-flight-mb", bpo::value<int64_t>()->default_value(500),
"Maximum size in megabytes http_plugin should use for processing http requests. -1 for unlimited. 429 error response when exceeded." )
("http-max-response-time-ms", bpo::value<uint32_t>()->default_value(30),
"Maximum time for processing a request.")
("verbose-http-errors", bpo::bool_switch()->default_value(false),
Expand All @@ -721,7 +721,14 @@ class http_plugin_impl : public std::enable_shared_from_this<http_plugin_impl> {
EOS_ASSERT( my->thread_pool_size > 0, chain::plugin_config_exception,
"http-threads ${num} must be greater than 0", ("num", my->thread_pool_size));

my->max_bytes_in_flight = options.at( "http-max-bytes-in-flight-mb" ).as<uint32_t>() * 1024 * 1024;
auto max_bytes_mb = options.at( "http-max-bytes-in-flight-mb" ).as<int64_t>();
EOS_ASSERT( (max_bytes_mb >= -1 && max_bytes_mb < std::numeric_limits<int64_t>::max() / (1024 * 1024)), chain::plugin_config_exception,
"http-max-bytes-in-flight-mb (${max_bytes_mb}) must be equal to or greater than -1 and less than ${max}", ("max_bytes_mb", max_bytes_mb) ("max", std::numeric_limits<int64_t>::max() / (1024 * 1024)) );
if ( max_bytes_mb == -1 ) {
my->max_bytes_in_flight = std::numeric_limits<size_t>::max();
} else {
my->max_bytes_in_flight = max_bytes_mb * 1024 * 1024;
}
my->max_response_time = fc::microseconds( options.at("http-max-response-time-ms").as<uint32_t>() * 1000 );

my->validate_host = options.at("http-validate-host").as<bool>();
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