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Command to generate input to RNG test suites (#1761)

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cryptocode 2019-02-24 17:31:46 +01:00 • committed by GitHub
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18
nano/nano_node/entry.cpp
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@ -48,6 +48,7 @@ int main (int argc, char * const * argv)
("debug_profile_sign", "Profile signature generation")
("debug_profile_process", "Profile active blocks processing (only for nano_test_network)")
("debug_profile_votes", "Profile votes processing (only for nano_test_network)")
("debug_random_feed", "Generates output to RNG test suites")
("debug_rpc", "Read an RPC command from stdin and invoke it. Network operations will have no effect.")
("debug_validate_blocks", "Check all blocks for correct hash, signature, work value")
("debug_peers", "Display peer IPv6:port connections")
@ -641,6 +642,23 @@ int main (int argc, char * const * argv)
std::cerr << "For this test ACTIVE_NETWORK should be nano_test_network" << std::endl;
}
}
else if (vm.count ("debug_random_feed"))
{
/*
* This command redirects an infinite stream of bytes from the random pool to standard out.
* The result can be fed into various tools for testing RNGs and entropy pools.
*
* Example, running the entire dieharder test suite:
*
* ./nano_node --debug_random_feed | dieharder -a -g 200
*/
nano::raw_key seed;
for (;;)
{
nano::random_pool::generate_block (seed.data.bytes.data (), seed.data.bytes.size ());
std::cout.write (reinterpret_cast<const char *> (seed.data.bytes.data ()), seed.data.bytes.size ());
}
}
else if (vm.count ("debug_rpc"))
{
std::string rpc_input_l;