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User protocol upgrade and js client lib. (#191)

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* Unified js client lib for browser and nodejs.
* Client lib multiple connections support.
* Implemented server challenge response.
* Contract guid and version validation.
* Server key validation.
* User json message encoding improvements.
This commit is contained in:
Ravin Perera
2020-12-11 11:02:58 +05:30
committed by GitHub
parent b77a3fc924
commit f2ed9040c0
34 changed files with 1202 additions and 905 deletions
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13
src/usr/usr.cpp
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@@ -92,10 +92,17 @@ namespace usr
std::string user_pubkey_hex;
std::string protocol_code;
std::string_view original_challenge = session.issued_challenge;
if (msg::usrmsg::json::verify_user_handshake_response(user_pubkey_hex, protocol_code, message, original_challenge) == 0)
std::string server_challenge;
if (msg::usrmsg::json::verify_user_challenge(user_pubkey_hex, protocol_code, server_challenge, message, session.issued_challenge) == 0)
{
// If user has specified server challange, we need to send a challenge response.
if (!server_challenge.empty())
{
std::vector<uint8_t> msg;
msg::usrmsg::json::create_server_challenge_response(msg, server_challenge);
session.send(msg);
}
// Challenge signature verification successful. Add the user to our global user list.
add_user(session, user_pubkey_hex, protocol_code);
return 0;