datum parsing

client-gui/src/gui_app.rs

@@ -6,6 +6,7 @@ use crossbeam_channel::{Receiver, Sender};
 use egui::{
     Align, Align2, Button, CentralPanel, CollapsingHeader, Context, Id, LayerId, Layout, Order,
     Popup, ScrollArea, SidePanel, TextStyle, TopBottomPanel, Ui, ViewportCommand,
+    debug_text::print,
 };
 use std::{collections::HashMap, fmt::format};
 
@@ -120,8 +121,36 @@ impl eframe::App for P2PClientApp {
 
                     self.known_peers = peers;
                 }
-                NetworkEvent::FileTreeReceived(node_hash, merklenode) => {
+
-                    //self.status_message = "🔄 File tree updated successfully.".to_string();
+                NetworkEvent::FileTreeReceived(node_hash, merklenode, ip) => {
+                    match &self.active_peer {
+                        Some(active_peer) => {
+                            if let Some(maptree) = self.loaded_fs.get_mut(active_peer) {
+                                maptree.data.insert(node_hash, merklenode.clone());
+                                match merklenode {
+                                    MerkleNode::Directory(d) => {
+                                        for entry in d.entries {
+                                            let _ = self.network_cmd_tx.send(
+                                                NetworkCommand::GetChildren(
+                                                    entry.content_hash,
+                                                    ip.clone(),
+                                                ),
+                                            );
+                                        }
+                                    }
+                                    MerkleNode::BigDirectory(bigd) => {
+                                        for entry in bigd.children_hashes {
+                                            let _ = self.network_cmd_tx.send(
+                                                NetworkCommand::GetChildren(entry, ip.clone()),
+                                            );
+                                        }
+                                    }
+                                    _ => {}
+                                }
+                            }
+                        }
+                        None => {}
+                    }
                 }
                 NetworkEvent::FileTreeRootReceived(peer_id, root_hash) => {
                     // todo!();
@@ -133,8 +162,10 @@ impl eframe::App for P2PClientApp {
                     );*/
 
                     if let Ok(chunknode) = ChunkNode::new(Vec::new()) {
-                        let mut data_map: HashMap<NodeHash, MerkleNode> = HashMap::new();
+                        let data_map: HashMap<NodeHash, MerkleNode> = HashMap::new();
-                        data_map.insert(root_hash, MerkleNode::Chunk(chunknode));
+                        //data_map.insert(root_hash, MerkleNode::Chunk(chunknode));
+                        println!("len root: {}", data_map.len());
+                        println!("node hash: {:?}", root_hash.to_vec());
                         let tree = MerkleTree {
                             data: data_map,
                             root: root_hash,
@@ -242,64 +273,7 @@ impl eframe::App for P2PClientApp {
                         }
                         _ => {}
                     }
-
-                    /* ui.horizontal(|ui| {
-                        ui.label("Server peer name:");
-                        ui.text_edit_singleline(&mut self.connect_server_name_input);
-                        if ui.button("Connect").clicked() {
-                            let addr = self.connect_address_input.clone();
-                            let serv_name = self.connect_server_name_input.clone();
-                            let _ = self
-                                .network_cmd_tx
-                                .send(NetworkCommand::ConnectToServer(addr, serv_name));
-                            self.server_status = ServerStatus::Loading;
-                            ui.close();
-                        }
-                    });*/
                 });
-
-                // état
-
-                /*if ui.button("Network").clicked() {
-                    self.show_network_popup = true;
-                }*/
-
-                /*if self.show_network_popup {
-                    egui::Window::new("Network")
-                        .collapsible(false)
-                        .resizable(false)
-                        .show(ctx, |ui| {
-                            ui.horizontal_wrapped(|ui| {
-                                ui.with_layout(
-                                    egui::Layout::right_to_left(egui::Align::TOP),
-                                    |ui| {
-                                        if ui.button("✕").clicked() {
-                                            self.show_network_popup = false;
-                                        }
-                                    },
-                                );
-                            });
-                            ui.horizontal(|ui| {
-                                ui.label("Server IP:");
-                                ui.text_edit_singleline(&mut self.connect_address_input);
-                            });
-                            ui.horizontal(|ui| {
-                                ui.label("Server peer name:");
-                                ui.text_edit_singleline(&mut self.connect_server_name_input);
-                                if ui.button("Connect").clicked() {
-                                    // envoyer commande...
-                                    let addr = self.connect_address_input.clone();
-                                    let serv_name = self.connect_server_name_input.clone();
-                                    let _ = self
-                                        .network_cmd_tx
-                                        .send(NetworkCommand::ConnectToServer(addr, serv_name));
-                                    self.server_status = ServerStatus::Loading;
-
-                                    self.show_network_popup = false;
-                                }
-                            });
-                        });
-                }*/
             });
         });
 
@@ -514,11 +488,12 @@ impl P2PClientApp {
         if let Some(current) = tree.data.get(&to_draw) {
             let name = {
                 if filename.is_some() {
-                    filename_to_string(filename.unwrap())
+                    String::from_utf8(filename.unwrap().to_vec()).expect("err")
                 } else {
                     node_hash_to_hex_string(&to_draw)
                 }
             };
+
             match current {
                 MerkleNode::Chunk(node) => {
                     if ui
@@ -544,13 +519,7 @@ impl P2PClientApp {
                                     entry.content_hash,
                                     tree,
                                     depth + 1,
-                                    Some(
+                                    Some(entry.filename.try_into().expect("incorrect size")),
-                                        entry
-                                            .filename
-                                            .as_slice()
-                                            .try_into()
-                                            .expect("incorrect size"),
-                                    ),
                                 );
                             }
                         });

client-network/src/datum_parsing.rs

@@ -11,9 +11,9 @@ pub fn parse_received_datum(
     datum_length: usize,
 ) -> Option<([u8; 32], MerkleNode)> {
     let hash_name: [u8; 32] = recevied_datum[..32].try_into().expect("error");
-    let sigstart = datum_length - 64;
+    let value = &recevied_datum[32..datum_length];
-    let value = &recevied_datum[32..sigstart];
     let value_slice = value.to_vec();
+    println!("valueslice: {:?}, {}", value_slice, value_slice.len());
     let datum_type = value_slice[0];
     match datum_type {
         CHUNK => Some((
@@ -21,14 +21,17 @@ pub fn parse_received_datum(
             MerkleNode::Chunk(crate::ChunkNode { data: value_slice }),
         )),
         DIRECTORY => {
-            let nb_entries = value_slice[1];
             let mut dir_entries = Vec::new();
             let mut offset = 1 as usize;
-            for i in 0..nb_entries {
+            for i in 0..((value_slice.len() - 1) / 64) as u8 {
-                offset = (offset as u8 + 64 * i) as usize;
+                offset = (1 + 64 * i as usize) as usize;
-                let name = &recevied_datum[offset..offset + 32];
+                println!("offset:{}, i:{}", offset, i);
+                let name = &value_slice[offset..offset + 32];
                 let mut hash = [0u8; 32];
-                hash.copy_from_slice(&recevied_datum[offset + 32..offset + 64]);
+                hash.copy_from_slice(&value_slice[offset + 32..offset + 64]);
+                let dp_name = String::from_utf8(name.to_vec()).expect("err");
+                println!("name:{}", dp_name);
+
                 // envoyer un datum request
                 dir_entries.push(DirectoryEntry {
                     filename: name.try_into().expect("incorrect size"),
@@ -62,19 +65,18 @@ pub fn parse_received_datum(
             );*/
         }
         BIGDIRECTORY => {
-            let nb_entries = value_slice[1];
+            let mut bigdir_entries: Vec<NodeHash> = Vec::new();
-            let mut dir_entries = Vec::new();
             let mut offset = 1 as usize;
-            for i in 0..nb_entries {
+            for i in 0..((value_slice.len() - 1) / 32) as u8 {
-                offset = (offset as u8 + 64 * i) as usize;
+                offset = (1 + 32 * i as usize) as usize;
-                let name = &recevied_datum[offset..offset + 32];
+                println!("offset:{}, i:{}", offset, i);
-                let mut hash = [0u8; 32];
+                let hash = &value_slice[offset..offset + 32];
-                hash.copy_from_slice(&recevied_datum[offset + 32..offset + 64]);
+
                 // envoyer un datum request
-                dir_entries.push(hash);
+                bigdir_entries.push(hash.try_into().expect("incorrect size"));
             }
 
-            let current = BigDirectoryNode::new(dir_entries);
+            let current = BigDirectoryNode::new(bigdir_entries);
             match current {
                 Ok(current_node) => Some((hash_name, MerkleNode::BigDirectory(current_node))),
                 Err(e) => {

client-network/src/lib.rs

@@ -16,7 +16,8 @@ use crate::{
     message_handling::EventType,
     messages_channels::{MultipleSenders, start_receving_thread, start_retry_thread},
     messages_structure::{
-        NATTRAVERSALREQUEST, NATTRAVERSALREQUEST2, PING, ROOTREQUEST, construct_message,
+        DATUMREQUEST, NATTRAVERSALREQUEST, NATTRAVERSALREQUEST2, PING, ROOTREQUEST,
+        construct_message,
     },
     peers_refresh::HandshakeHistory,
     registration::{parse_addresses, perform_handshake, register_with_the_server},
@@ -147,7 +148,7 @@ pub enum NetworkCommand {
     Disconnect(),
     ResetServerPeer(),
     Discover(String, String, String),
-    GetChildren(String, String),
+    GetChildren([u8; 32], String),
     // ...
 }
 
@@ -159,7 +160,7 @@ pub enum NetworkEvent {
     Error(String),
     PeerConnected(String),
     PeerListUpdated(Vec<(String, bool)>),
-    FileTreeReceived([u8; 32], MerkleNode), // peer_id, content
+    FileTreeReceived([u8; 32], MerkleNode, String), // peer_id, content
     DataReceived(String, MerkleNode),
     FileTreeRootReceived(String, NodeHash),
     HandshakeFailed(),
@@ -289,8 +290,37 @@ pub fn start_p2p_executor(
                             println!("no shared data");
                         }
                     }
-                    NetworkCommand::GetChildren(username, hash) => {
+                    NetworkCommand::GetChildren(hash, ip) => {
-                        // envoie un datum request au peer
+                        if let Some(sd) = shared_data.as_ref() {
+                            let mut payload = Vec::new();
+                            payload.extend_from_slice(&hash);
+                            let new_id = generate_id();
+                            let datumreqest = construct_message(
+                                DATUMREQUEST,
+                                payload,
+                                new_id,
+                                sd.cryptopair_ref(),
+                            );
+                            match datumreqest {
+                                None => {}
+                                Some(resp_msg) => {
+                                    sd.add_message(new_id, EventType::DatumRequest);
+                                    println!("msg_sent:{:?}", resp_msg);
+                                    sd.senders_ref().add_message_to_retry_queue(
+                                        resp_msg.clone(),
+                                        ip.clone(),
+                                        false,
+                                    );
+
+                                    sd.senders_ref().send_dispatch(
+                                        resp_msg,
+                                        ip.clone(),
+                                        false,
+                                        sd.messages_list(),
+                                    );
+                                }
+                            }
+                        }
                     }
                     NetworkCommand::RequestDirectoryContent(_, _) => {
                         println!("[Network] RequestDirectoryContent() called");

client-network/src/message_handling.rs

@@ -420,8 +420,11 @@ pub fn parse_message(
                             parse_received_datum(received_datum.to_vec(), received_length as usize);
                         match parsed_node {
                             Some(tuple) => {
-                                let _ =
+                                let _ = cmd_tx.send(NetworkEvent::FileTreeReceived(
-                                    cmd_tx.send(NetworkEvent::FileTreeReceived(tuple.0, tuple.1));
+                                    tuple.0,
+                                    tuple.1,
+                                    ip.to_string(),
+                                ));
                             }
                             None => {}
                         }