move errors to anyhow to get backtraces

Cargo.toml

@@ -34,4 +34,5 @@ refinery = { version = "0.3.0", features = ["postgres"] }
 sqlx = { version = "0.4.0-beta.1", features = ["postgres", "json", "chrono"] }
 strum = "0.19.5"
 strum_macros = "0.19"
+anyhow = "1.0.33"
 

src/login/character.rs

@@ -33,7 +33,8 @@ use crate::common::interserver::AuthToken;
 pub const CHARACTER_PORT: u16 = 12001;
 const SHIP_MENU_ID: u32 = 1;
 
-#[derive(Debug)]
+#[derive(thiserror::Error, Debug)]
+#[error("")]
 pub enum CharacterError {
     InvalidMenuSelection(u32, u32),
     ClientNotFound(ClientId),
@@ -284,7 +285,7 @@ impl<EG: EntityGateway> CharacterServerState<EG> {
         }
     }
 
-    async fn validate_login(&mut self, id: ClientId, pkt: &Login) -> Result<Vec<SendCharacterPacket>, CharacterError> {
+    async fn validate_login(&mut self, id: ClientId, pkt: &Login) -> Result<Vec<SendCharacterPacket>, anyhow::Error> {
         let client = self.clients.get_mut(&id).ok_or(CharacterError::ClientNotFound(id))?;
         Ok(match get_login_status(&self.entity_gateway, pkt).await.and_then(check_if_already_online) {
             Ok(mut user) => {
@@ -304,7 +305,7 @@ impl<EG: EntityGateway> CharacterServerState<EG> {
         })
     }
 
-    fn send_ship_list(&mut self, _id: ClientId, _pkt: &Login) -> Result<Vec<SendCharacterPacket>, CharacterError> {
+    fn send_ship_list(&mut self, _id: ClientId, _pkt: &Login) -> Result<Vec<SendCharacterPacket>, anyhow::Error> {
         Ok(vec![SendCharacterPacket::Timestamp(Timestamp::new(chrono::Utc::now())),
                 SendCharacterPacket::ShipList(ShipList::new(self.ships.iter().map(|(i, s)| {
                     ShipListEntry {
@@ -317,7 +318,7 @@ impl<EG: EntityGateway> CharacterServerState<EG> {
         ])
     }
 
-    async fn get_settings(&mut self, id: ClientId) -> Result<Vec<SendCharacterPacket>, CharacterError> {
+    async fn get_settings(&mut self, id: ClientId) -> Result<Vec<SendCharacterPacket>, anyhow::Error> {
         let client = self.clients.get_mut(&id).ok_or(CharacterError::ClientNotFound(id))?;
         let user = client.user.as_ref().unwrap();
 
@@ -336,7 +337,7 @@ impl<EG: EntityGateway> CharacterServerState<EG> {
         Ok(vec![pkt])
     }
 
-    async fn char_select(&mut self, id: ClientId, select: &CharSelect) -> Result<Vec<SendCharacterPacket>, CharacterError> {
+    async fn char_select(&mut self, id: ClientId, select: &CharSelect) -> Result<Vec<SendCharacterPacket>, anyhow::Error> {
         let client = self.clients.get_mut(&id).ok_or(CharacterError::ClientNotFound(id))?;
         if client.characters.is_none() {
             client.characters = Some(self.entity_gateway.get_characters_by_user(client.user.as_ref().unwrap()).await.map_err(|_| CharacterError::CouldNotLoadCharacters)?);
@@ -382,7 +383,7 @@ impl<EG: EntityGateway> CharacterServerState<EG> {
         })]
     }
 
-    async fn guildcard_data_header(&mut self, id: ClientId) -> Result<Vec<SendCharacterPacket>, CharacterError> {
+    async fn guildcard_data_header(&mut self, id: ClientId) -> Result<Vec<SendCharacterPacket>, anyhow::Error> {
         let client = self.clients.get_mut(&id).ok_or(CharacterError::ClientNotFound(id))?;
         let guildcard_data = self.entity_gateway.get_guild_card_data_by_user(client.user.as_ref().unwrap()).await.map_err(|_| CharacterError::CouldNotLoadGuildcard)?;
 
@@ -394,7 +395,7 @@ impl<EG: EntityGateway> CharacterServerState<EG> {
         Ok(vec![SendCharacterPacket::GuildcardDataHeader(GuildcardDataHeader::new(bytes.len(), crc.sum32()))])
     }
 
-    fn guildcard_data_chunk(&mut self, id: ClientId, chunk: u32, again: u32) -> Result<Vec<SendCharacterPacket>, CharacterError> {
+    fn guildcard_data_chunk(&mut self, id: ClientId, chunk: u32, again: u32) -> Result<Vec<SendCharacterPacket>, anyhow::Error> {
         let client = self.clients.get_mut(&id).ok_or(CharacterError::ClientNotFound(id))?;
         Ok(if again != 0 {
             let start = chunk as usize * GUILD_CARD_CHUNK_SIZE;
@@ -410,7 +411,7 @@ impl<EG: EntityGateway> CharacterServerState<EG> {
         })
     }
 
-    async fn set_flag(&mut self, id: ClientId, setflag: &SetFlag) -> Result<std::option::IntoIter<SendCharacterPacket>, CharacterError> {
+    async fn set_flag(&mut self, id: ClientId, setflag: &SetFlag) -> Result<std::option::IntoIter<SendCharacterPacket>, anyhow::Error> {
         let client = self.clients.get_mut(&id).ok_or(CharacterError::ClientNotFound(id))?;
         let mut user = client.user.as_mut().unwrap();
         user.flags = setflag.flags;
@@ -418,7 +419,7 @@ impl<EG: EntityGateway> CharacterServerState<EG> {
         Ok(None.into_iter())
     }
 
-    fn param_data_chunk_request(&mut self, id: ClientId, _request: &ParamDataChunkRequest) -> Result<Vec<SendCharacterPacket>, CharacterError> {
+    fn param_data_chunk_request(&mut self, id: ClientId, _request: &ParamDataChunkRequest) -> Result<Vec<SendCharacterPacket>, anyhow::Error> {
         let client = self.clients.get_mut(&id).ok_or(CharacterError::ClientNotFound(id))?;
         let chunk = client.param_index;
         client.param_index += 1;
@@ -439,7 +440,7 @@ impl<EG: EntityGateway> CharacterServerState<EG> {
 
 
     // TODO: move USERFLAGS over to SessionAction
-    async fn character_preview(&mut self, id: ClientId, preview: &CharacterPreview) -> Result<Vec<SendCharacterPacket>, CharacterError> {
+    async fn character_preview(&mut self, id: ClientId, preview: &CharacterPreview) -> Result<Vec<SendCharacterPacket>, anyhow::Error> {
         let client = self.clients.get_mut(&id).ok_or(CharacterError::ClientNotFound(id))?;
         let mut user = client.user.as_mut().unwrap();
         if user.flags == USERFLAG_NEWCHAR {
@@ -463,9 +464,9 @@ impl<EG: EntityGateway> CharacterServerState<EG> {
         ])
     }
 
-    fn select_ship(&mut self, menuselect: &MenuSelect) -> Result<Vec<SendCharacterPacket>, CharacterError> {
+    fn select_ship(&mut self, menuselect: &MenuSelect) -> Result<Vec<SendCharacterPacket>, anyhow::Error> {
         if menuselect.menu != SHIP_MENU_ID {
-           return Err(CharacterError::InvalidMenuSelection(menuselect.menu, menuselect.item));
+           Err(CharacterError::InvalidMenuSelection(menuselect.menu, menuselect.item))?;
         }
 
         let ship = self.ships.get(&ServerId(menuselect.item as usize))
@@ -478,9 +479,9 @@ impl<EG: EntityGateway> CharacterServerState<EG> {
 impl<EG: EntityGateway> ServerState for CharacterServerState<EG> {
     type SendPacket = SendCharacterPacket;
     type RecvPacket = RecvCharacterPacket;
-    type PacketError = CharacterError;
+    type PacketError = anyhow::Error;
 
-    async fn on_connect(&mut self, id: ClientId) -> Result<Vec<OnConnect<Self::SendPacket>>, CharacterError> {
+    async fn on_connect(&mut self, id: ClientId) -> Result<Vec<OnConnect<Self::SendPacket>>, anyhow::Error> {
         self.clients.insert(id, ClientState::new());
 
         let mut rng = rand::thread_rng();
@@ -497,7 +498,7 @@ impl<EG: EntityGateway> ServerState for CharacterServerState<EG> {
     }
 
     async fn handle(&mut self, id: ClientId, pkt: &RecvCharacterPacket)
-              -> Result<Box<dyn Iterator<Item = (ClientId, SendCharacterPacket)> + Send>, CharacterError> {
+              -> Result<Box<dyn Iterator<Item = (ClientId, SendCharacterPacket)> + Send>, anyhow::Error> {
         Ok(match pkt {
             RecvCharacterPacket::Login(login) => {
                 if login.session.action == SessionAction::SelectCharacter {
@@ -540,7 +541,7 @@ impl<EG: EntityGateway> ServerState for CharacterServerState<EG> {
         })
     }
 
-    async fn on_disconnect(&mut self, id: ClientId) -> Result<Vec<(ClientId, SendCharacterPacket)>, CharacterError> {
+    async fn on_disconnect(&mut self, id: ClientId) -> Result<Vec<(ClientId, SendCharacterPacket)>, anyhow::Error> {
         if let Some(client) = self.clients.remove(&id) {
             if let Some(mut user) = client.user {
                 user.at_character= false;

src/login/login.rs

@@ -20,7 +20,8 @@ use crate::entity::account::{UserAccountEntity};
 pub const LOGIN_PORT: u16 = 12000;
 pub const COMMUNICATION_PORT: u16 = 12123;
 
-#[derive(Debug)]
+#[derive(thiserror::Error, Debug)]
+#[error("")]
 pub enum LoginError {
     DbError
 }
@@ -110,7 +111,7 @@ impl<EG: EntityGateway> LoginServerState<EG> {
         }
     }
 
-    async fn validate_login(&mut self, id: ClientId, pkt: &Login) -> Result<Vec<SendLoginPacket>, LoginError> {
+    async fn validate_login(&mut self, id: ClientId, pkt: &Login) -> Result<Vec<SendLoginPacket>, anyhow::Error> {
         match get_login_status(&self.entity_gateway, pkt).await.and_then(check_if_already_online) {
             Ok(mut user) => {
                 user.at_login = true;
@@ -133,9 +134,10 @@ impl<EG: EntityGateway> LoginServerState<EG> {
 impl<EG: EntityGateway> ServerState for LoginServerState<EG> {
     type SendPacket = SendLoginPacket;
     type RecvPacket = RecvLoginPacket;
-    type PacketError = LoginError;
+    //type PacketError = LoginError;
+    type PacketError = anyhow::Error;
 
-    async fn on_connect(&mut self, _id: ClientId) -> Result<Vec<OnConnect<Self::SendPacket>>, LoginError> {
+    async fn on_connect(&mut self, _id: ClientId) -> Result<Vec<OnConnect<Self::SendPacket>>, anyhow::Error> {
         let mut rng = rand::thread_rng();
 
         let mut server_key = [0u8; 48];
@@ -150,7 +152,7 @@ impl<EG: EntityGateway> ServerState for LoginServerState<EG> {
     }
 
     async fn handle(&mut self, id: ClientId, pkt: &Self::RecvPacket)
-              -> Result<Box<dyn Iterator<Item = (ClientId, Self::SendPacket)> + Send>, LoginError> {
+              -> Result<Box<dyn Iterator<Item = (ClientId, Self::SendPacket)> + Send>, anyhow::Error> {
         Ok(match pkt {
             RecvLoginPacket::Login(login) => {
                 Box::new(self.validate_login(id, login).await?
@@ -162,7 +164,7 @@ impl<EG: EntityGateway> ServerState for LoginServerState<EG> {
         })
     }
 
-    async fn on_disconnect(&mut self, id: ClientId) -> Result<Vec<(ClientId, SendLoginPacket)>, LoginError> {
+    async fn on_disconnect(&mut self, id: ClientId) -> Result<Vec<(ClientId, SendLoginPacket)>, anyhow::Error> {
         if let Some(username) = self.clients.remove(&id) {
             if let Ok(mut user) = self.entity_gateway.get_user_by_name(username).await {
                 user.at_login = false;

src/ship/ship.rs

@@ -375,93 +375,93 @@ impl<EG: EntityGateway> ShipServerState<EG> {
         ShipServerStateBuilder::new()
     }
 
-    async fn message(&mut self, id: ClientId, msg: &Message) -> Result<Box<dyn Iterator<Item = (ClientId, SendShipPacket)> + Send>, ShipError> {
+    async fn message(&mut self, id: ClientId, msg: &Message) -> Result<Box<dyn Iterator<Item = (ClientId, SendShipPacket)> + Send>, anyhow::Error> {
-        match &msg.msg {
+        Ok(match &msg.msg {
             GameMessage::RequestExp(request_exp) => {
-                handler::message::request_exp(id, request_exp, &mut self.entity_gateway, &self.client_location, &mut self.clients, &mut self.rooms, &self.level_table).await
+                handler::message::request_exp(id, request_exp, &mut self.entity_gateway, &self.client_location, &mut self.clients, &mut self.rooms, &self.level_table).await?
             },
             GameMessage::PlayerDropItem(player_drop_item) => {
-                handler::message::player_drop_item(id, player_drop_item, &mut self.entity_gateway, &mut self.client_location, &mut self.clients, &mut self.rooms, &mut self.item_manager).await
+                handler::message::player_drop_item(id, player_drop_item, &mut self.entity_gateway, &mut self.client_location, &mut self.clients, &mut self.rooms, &mut self.item_manager).await?
             },
             GameMessage::DropCoordinates(drop_coordinates) => {
-                handler::message::drop_coordinates(id, drop_coordinates, &self.client_location, &mut self.clients, &self.rooms)
+                handler::message::drop_coordinates(id, drop_coordinates, &self.client_location, &mut self.clients, &self.rooms)?
             },
             GameMessage::PlayerNoLongerHasItem(no_longer_has_item) => {
-                handler::message::split_item_stack(id, no_longer_has_item, &mut self.entity_gateway, &mut self.client_location, &mut self.clients, &mut self.item_manager).await
+                handler::message::split_item_stack(id, no_longer_has_item, &mut self.entity_gateway, &mut self.client_location, &mut self.clients, &mut self.item_manager).await?
             },
             GameMessage::PlayerChangedMap(_) | GameMessage::PlayerChangedMap2(_) | GameMessage::TellOtherPlayerMyLocation(_) | 
             GameMessage::PlayerWarpingToFloor(_) | GameMessage::PlayerTeleported(_) | GameMessage::PlayerStopped(_) | 
             GameMessage::PlayerLoadedIn(_) | GameMessage::PlayerWalking(_) | GameMessage::PlayerRunning(_) | 
             GameMessage::PlayerWarped(_) | GameMessage::PlayerChangedFloor(_) | GameMessage::InitializeSpeechNpc(_) => {
-                handler::message::update_player_position(id, &msg, &mut self.clients, &mut self.client_location, &self.rooms)
+                handler::message::update_player_position(id, &msg, &mut self.clients, &mut self.client_location, &self.rooms)?
             },
             GameMessage::ChargeAttack(charge_attack) => {
-                handler::message::charge_attack(id, charge_attack, &mut self.clients, &mut self.entity_gateway).await
+                handler::message::charge_attack(id, charge_attack, &mut self.clients, &mut self.entity_gateway).await?
             },
             GameMessage::PlayerUseItem(player_use_item) => {
-                handler::message::use_item(id, player_use_item, &mut self.entity_gateway, &mut self.client_location, &mut self.clients, &mut self.item_manager).await
+                handler::message::use_item(id, player_use_item, &mut self.entity_gateway, &mut self.client_location, &mut self.clients, &mut self.item_manager).await?
             },
             GameMessage::PlayerUsedMedicalCenter(player_used_medical_center) => {
-                handler::message::player_used_medical_center(id, &player_used_medical_center, &mut self.entity_gateway, &mut self.clients).await
+                handler::message::player_used_medical_center(id, &player_used_medical_center, &mut self.entity_gateway, &mut self.clients).await?
             },
             GameMessage::PlayerFeedMag(player_feed_mag) => {
-                handler::message::player_feed_mag(id, &player_feed_mag, &mut self.entity_gateway, &mut self.client_location, &mut self.clients, &mut self.item_manager).await
+                handler::message::player_feed_mag(id, &player_feed_mag, &mut self.entity_gateway, &mut self.client_location, &mut self.clients, &mut self.item_manager).await?
             },
             GameMessage::PlayerEquipItem(player_equip_item) => {
-                handler::message::player_equips_item(id, &player_equip_item, &mut self.entity_gateway, &mut self.clients, &mut self.item_manager).await
+                handler::message::player_equips_item(id, &player_equip_item, &mut self.entity_gateway, &mut self.clients, &mut self.item_manager).await?
             },
             GameMessage::PlayerUnequipItem(player_unequip_item) => {
-                handler::message::player_unequips_item(id, &player_unequip_item, &mut self.entity_gateway, &mut self.clients, &mut self.item_manager).await
+                handler::message::player_unequips_item(id, &player_unequip_item, &mut self.entity_gateway, &mut self.clients, &mut self.item_manager).await?
             },
             GameMessage::SortItems(sort_items) => {
                 handler::message::player_sorts_items(id, sort_items, &mut self.entity_gateway, &mut self.clients, &mut self.item_manager).await
             },
             _ => {
                 let cmsg = msg.clone();
-                Ok(Box::new(self.client_location.get_client_neighbors(id).unwrap().into_iter()
+                Box::new(self.client_location.get_client_neighbors(id).unwrap().into_iter()
                     .map(move |client| {
                         (client.client, SendShipPacket::Message(cmsg.clone()))
-                    })))
+                    }))
             },
-        }
+        })
     }
 
-    async fn direct_message(&mut self, id: ClientId, msg: &DirectMessage) -> Result<Box<dyn Iterator<Item = (ClientId, SendShipPacket)> + Send>, ShipError> {
+    async fn direct_message(&mut self, id: ClientId, msg: &DirectMessage) -> Result<Box<dyn Iterator<Item = (ClientId, SendShipPacket)> + Send>, anyhow::Error> {
         let target = msg.flag;
-        match &msg.msg {
+        Ok(match &msg.msg {
             GameMessage::GuildcardSend(guildcard_send) => {
-                Ok(handler::direct_message::guildcard_send(id, guildcard_send, target, &self.client_location, &self.clients))
+                handler::direct_message::guildcard_send(id, guildcard_send, target, &self.client_location, &self.clients)
             },
             GameMessage::RequestItem(request_item) => {
-                handler::direct_message::request_item(id, request_item, &mut self.entity_gateway, &mut self.client_location, &mut self.clients, &mut self.rooms, &mut self.item_manager).await
+                handler::direct_message::request_item(id, request_item, &mut self.entity_gateway, &mut self.client_location, &mut self.clients, &mut self.rooms, &mut self.item_manager).await?
             },
             GameMessage::PickupItem(pickup_item) => {
-                handler::direct_message::pickup_item(id, pickup_item, &mut self.entity_gateway, &mut self.client_location, &mut self.clients, &mut self.item_manager).await
+                handler::direct_message::pickup_item(id, pickup_item, &mut self.entity_gateway, &mut self.client_location, &mut self.clients, &mut self.item_manager).await?
             },
             GameMessage::BoxDropRequest(box_drop_request) => {
-                handler::direct_message::request_box_item(id, box_drop_request, &mut self.entity_gateway, &mut self.client_location, &mut self.clients, &mut self.rooms, &mut self.item_manager).await
+                handler::direct_message::request_box_item(id, box_drop_request, &mut self.entity_gateway, &mut self.client_location, &mut self.clients, &mut self.rooms, &mut self.item_manager).await?
             },
             GameMessage::BankRequest(_bank_request) => {
-                handler::direct_message::send_bank_list(id, &self.clients, &mut self.item_manager).await
+                handler::direct_message::send_bank_list(id, &self.clients, &mut self.item_manager).await?
             },
             GameMessage::BankInteraction(bank_interaction) => {
-                handler::direct_message::bank_interaction(id, bank_interaction, &mut self.entity_gateway, &self.client_location, &mut self.clients, &mut self.item_manager).await
+                handler::direct_message::bank_interaction(id, bank_interaction, &mut self.entity_gateway, &self.client_location, &mut self.clients, &mut self.item_manager).await?
             },
             GameMessage::ShopRequest(shop_request) => {
-                handler::direct_message::shop_request(id, shop_request, &self.client_location, &mut self.clients, &self.rooms, &self.level_table, &mut self.shops).await
+                handler::direct_message::shop_request(id, shop_request, &self.client_location, &mut self.clients, &self.rooms, &self.level_table, &mut self.shops).await?
             },
             GameMessage::BuyItem(buy_item) => {
-                handler::direct_message::buy_item(id, buy_item, &mut self.entity_gateway, &self.client_location, &mut self.clients, &mut self.item_manager).await
+                handler::direct_message::buy_item(id, buy_item, &mut self.entity_gateway, &self.client_location, &mut self.clients, &mut self.item_manager).await?
             },
             _ => {
                 let cmsg = msg.clone();
-                Ok(Box::new(self.client_location.get_all_clients_by_client(id).unwrap().into_iter()
+                Box::new(self.client_location.get_all_clients_by_client(id).unwrap().into_iter()
                     .filter(move |client| client.local_client.id() == target as u8)
                     .map(move |client| {
                         (client.client, SendShipPacket::DirectMessage(cmsg.clone()))
-                    })))
+                    }))
             },
-        }
+        })
     }
 }
 
@@ -469,9 +469,9 @@ impl<EG: EntityGateway> ShipServerState<EG> {
 impl<EG: EntityGateway> ServerState for ShipServerState<EG> {
     type SendPacket = SendShipPacket;
     type RecvPacket = RecvShipPacket;
-    type PacketError = ShipError;
+    type PacketError = anyhow::Error;
 
-    async fn on_connect(&mut self, _id: ClientId) -> Result<Vec<OnConnect<Self::SendPacket>>, ShipError> {
+    async fn on_connect(&mut self, _id: ClientId) -> Result<Vec<OnConnect<Self::SendPacket>>, anyhow::Error> {
         let mut rng = rand::thread_rng();
 
         let mut server_key = [0u8; 48];
@@ -486,7 +486,7 @@ impl<EG: EntityGateway> ServerState for ShipServerState<EG> {
     }
 
     async fn handle(&mut self, id: ClientId, pkt: &RecvShipPacket)
-              -> Result<Box<dyn Iterator<Item = (ClientId, SendShipPacket)> + Send>, ShipError> {
+              -> Result<Box<dyn Iterator<Item = (ClientId, SendShipPacket)> + Send>, anyhow::Error> {
         Ok(match pkt {
             RecvShipPacket::Login(login) => {
                 Box::new(handler::auth::validate_login(id, login, &mut self.entity_gateway, &mut self.clients, &mut self.item_manager, &self.name).await?.into_iter().map(move |pkt| (id, pkt)))
@@ -593,7 +593,7 @@ impl<EG: EntityGateway> ServerState for ShipServerState<EG> {
         })
     }
 
-    async fn on_disconnect(&mut self, id: ClientId) -> Result<Vec<(ClientId, SendShipPacket)>, ShipError> {
+    async fn on_disconnect(&mut self, id: ClientId) -> Result<Vec<(ClientId, SendShipPacket)>, anyhow::Error> {
         // TODO: don't unwrap!
         let client = self.clients.get(&id).ok_or(ShipError::ClientNotFound(id))?;
         let area_client = self.client_location.get_local_client(id)?;