| author | alfadur |
| Thu, 07 Feb 2019 18:04:53 +0300 | |
| changeset 14700 | 216d39de1a44 |
| parent 14698 | 6a2e13e36b7f |
| child 14701 | 8a45c90f4580 |
| permissions | -rw-r--r-- |
| 12152 | 1 |
use mio; |
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use crate::{
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protocol::messages::{HWProtocolMessage, HWServerMessage::*},
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server::{
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core::{HWAnteClient, HWAnteroom},
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coretypes::ClientId, |
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}, |
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utils::is_name_illegal, |
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}; |
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use log::*; |
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#[cfg(feature = "official-server")] |
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use openssl::sha::sha1; |
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use std::{
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fmt::{Formatter, LowerHex},
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num::NonZeroU16, |
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}; |
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#[derive(PartialEq)] |
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struct Sha1Digest([u8; 20]); |
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impl LowerHex for Sha1Digest {
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fn fmt(&self, f: &mut Formatter) -> Result<(), std::fmt::Error> {
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for byte in &self.0 {
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write!(f, "{:02x}", byte)?;
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} |
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Ok(()) |
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} |
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} |
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#[cfg(feature = "official-server")] |
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fn get_hash(protocol_number: u16, web_password: &str, salt1: &str, salt2: &str) -> Sha1Digest {
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let s = format!( |
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"{}{}{}{}{}",
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salt1, salt2, web_password, protocol_number, "!hedgewars" |
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); |
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Sha1Digest(sha1(s.as_bytes())) |
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} |
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pub enum LoginResult {
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Unchanged, |
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Complete, |
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Exit, |
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} |
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pub fn handle( |
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anteroom: &mut HWAnteroom, |
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client_id: ClientId, |
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response: &mut super::Response, |
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message: HWProtocolMessage, |
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) -> LoginResult {
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match message {
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HWProtocolMessage::Quit(_) => {
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response.add(Bye("User quit".to_string()).send_self());
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LoginResult::Exit |
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} |
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HWProtocolMessage::Nick(nick) => {
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let client = &mut anteroom.clients[client_id]; |
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debug!("{} {}", nick, is_name_illegal(&nick));
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if !client.nick.is_some() {
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response.add(Error("Nickname already provided.".to_string()).send_self());
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LoginResult::Unchanged |
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} else if is_name_illegal(&nick) {
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response.add(Bye("Illegal nickname! Nicknames must be between 1-40 characters long, must not have a trailing or leading space and must not have any of these characters: $()*+?[]^{|}".to_string()).send_self());
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LoginResult::Exit |
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} else {
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client.nick = Some(nick.clone()); |
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response.add(Nick(nick).send_self()); |
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if client.protocol_number.is_some() {
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LoginResult::Complete |
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} else {
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LoginResult::Unchanged |
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} |
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} |
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} |
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HWProtocolMessage::Proto(proto) => {
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let client = &mut anteroom.clients[client_id]; |
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if client.protocol_number.is_some() {
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response.add(Error("Protocol already known.".to_string()).send_self());
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LoginResult::Unchanged |
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} else if proto == 0 {
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response.add(Error("Bad number.".to_string()).send_self());
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LoginResult::Unchanged |
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} else {
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client.protocol_number = NonZeroU16::new(proto); |
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response.add(Proto(proto).send_self()); |
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if client.nick.is_some() {
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LoginResult::Complete |
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} else {
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LoginResult::Unchanged |
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} |
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} |
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} |
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#[cfg(feature = "official-server")] |
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HWProtocolMessage::Password(hash, salt) => {
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let client = &anteroom.clients[client_id]; |
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if let (Some(protocol), Some(password)) = (client.protocol_number, client.web_password.as_ref()) {
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let client_hash = get_hash(protocol.get(), &password, &salt, &client.server_salt); |
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let server_hash = get_hash(protocol.get(), &password, &client.server_salt, &salt); |
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if client_hash == server_hash {
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response.add(ServerAuth(format!("{:x}", server_hash)).send_self());
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LoginResult::Complete |
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} else {
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response.add(Bye("No protocol provided.".to_string()).send_self());
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LoginResult::Unchanged |
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} |
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} else {
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response.add(Bye("Authentication failed.".to_string()).send_self());
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LoginResult::Exit |
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} |
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} |
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#[cfg(feature = "official-server")] |
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HWProtocolMessage::Checker(protocol, nick, password) => {
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let client = &mut anteroom.clients[client_id]; |
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client.protocol_number = NonZeroU16::new(protocol); |
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client.nick = Some(nick); |
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client.web_password = Some(password); |
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//client.set_is_checker(true); |
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LoginResult::Complete |
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} |
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_ => {
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warn!("Incorrect command in logging-in state");
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LoginResult::Unchanged |
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} |
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} |
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} |