restartup fixes on lost internet connection

README.md

@@ -6,6 +6,7 @@ For the protocol design, mining rules, balance-sheet model and orphan correction
 
 ## Table of Contents
 
+- [System Requirements](#system-requirements)
 - [Network Requirements](#network-requirements)
 - [Build Instructions](#build-instructions)
 - [PostgreSQL Setup](#postgresql-setup)
@@ -14,6 +15,13 @@ For the protocol design, mining rules, balance-sheet model and orphan correction
 - [Startup](#startup)
 - [Additional Documentation](#additional-documentation)
 
+## System Requirements:
+
+- Dedicated Internet
+- PC / Laptop / Hosted VPS or cloud hostingg
+- Minimum 16GB memory 24 - 32 GB recommended
+- i5 or higher CPU (or AMD equivalent CPU)
+
 ## Network Requirements
 
 A public node needs to be reachable by other peers.
@@ -26,6 +34,7 @@ A public node needs to be reachable by other peers.
 
 Loopback and private addresses are useful for local testing, but they should not be announced by a public node.
 
+
 ## Build Instructions
 
 Install Rust and build from the repository root.
@@ -84,7 +93,7 @@ The Windows installer downloads and installs PostgreSQL when needed, then create
 
 ### Manual PostgreSQL Setup
 
-Manual PostgreSQL instructions should live in [docs/POSTGRES.md](docs/POSTGRES.md). Until that file is fully written, use the CLI installer unless you already know how to create the database, user and permissions manually.
+Manual PostgreSQL instructions should live in [docs/POSTGRES.md](src/branch/main/docs/POSTGRES.md). Until that file is fully written, use the CLI installer unless you already know how to create the database, user and permissions manually.
 
 ## Settings Configuration
 
@@ -158,7 +167,7 @@ dbname = contractless_db
 - `error` shows only error logs.
 - `off` disables log output.
 
-Detailed settings notes should live in [docs/SETTINGS.md](docs/SETTINGS.md).
+Detailed settings notes should live in [docs/SETTINGS.md](src/branch/main/docs/SETTINGS.md).
 
 ## Runtime Paths
 
@@ -303,8 +312,8 @@ Node flags:
 ## Additional Documentation
 
 - [Whitepaper](https://contractless.community/contractless_whitepaper.pdf)
-- [Manual PostgreSQL setup](docs/POSTGRES.md)
-- [Settings reference](docs/SETTINGS.md)
-- [CLI tools reference](docs/CLI_TOOLS.md)
-- [Transaction reference](docs/TRANSACTIONS.md)
-- [Developer guide](docs/DEV.md)
+- [Manual PostgreSQL setup](src/branch/main/docs/POSTGRES.md)
+- [Settings reference](src/branch/main/docs/SETTINGS.md)
+- [CLI tools reference](src/branch/main/docs/CLI_TOOLS.md)
+- [Transaction reference](src/branch/main/docs/TRANSACTIONS.md)
+- [Developer guide](src/branch/main/docs/DEV.md)

docs/DEV.md

@@ -108,7 +108,7 @@ Typical uses:
 - inspect transaction fields
 - apply or undo balance-sheet effects
 
-For user-facing transaction behavior, see [TRANSACTIONS.md](TRANSACTIONS.md).
+For user-facing transaction behavior, see [TRANSACTIONS.md](src/branch/main/docs/TRANSACTIONS.md).
 
 ### Common Hashing and Types
 
@@ -148,7 +148,7 @@ Typical uses:
 - inspect client request helpers
 - inspect response structures
 
-For raw client handshake notes, see [DEV_CLIENTS.md](DEV_CLIENTS.md).
+For raw client handshake notes, see [DEV_CLIENTS.md](src/branch/main/docs/DEV_CLIENTS.md).
 
 ### Standalone Tool Connections
 
@@ -225,7 +225,7 @@ When adding a tool:
 - use `standalone_tools::connections` for RPC client requests
 - keep RPC payloads binary across the TCP stream
 - print human-readable or JSON-decoded output only after the binary response is received
-- add the tool to [CLI_TOOLS.md](CLI_TOOLS.md)
+- add the tool to [CLI_TOOLS.md](src/branch/main/docs/CLI_TOOLS.md)
 
 ## Adding New RPC Commands
 
@@ -242,9 +242,9 @@ When adding a command:
 
 ## Documentation Map
 
-- [README.md](../README.md): build, configure and start a node
-- [CLI_TOOLS.md](CLI_TOOLS.md): command-line tool reference
-- [TRANSACTIONS.md](TRANSACTIONS.md): transaction behavior reference
-- [POSTGRES.md](POSTGRES.md): manual PostgreSQL setup
-- [SETTINGS.md](SETTINGS.md): `settings.ini` field reference
-- [DEV_CLIENTS.md](DEV_CLIENTS.md): low-level client handshake and request notes
+- [README.md](src/branch/main/README.md): build, configure and start a node
+- [CLI_TOOLS.md](src/branch/main/docs/CLI_TOOLS.md): command-line tool reference
+- [TRANSACTIONS.md](src/branch/main/docs/TRANSACTIONS.md): transaction behavior reference
+- [POSTGRES.md](src/branch/main/docs/POSTGRES.md): manual PostgreSQL setup
+- [SETTINGS.md](src/branch/main/docs/SETTINGS.md): `settings.ini` field reference
+- [DEV_CLIENTS.md](src/branch/main/docs/DEV_CLIENTS.md): low-level client handshake and request notes

src/bin/verify_address.rs

@@ -1,5 +1,6 @@
 use blockchain::common::cli_prompts::prompt_visible;
 use blockchain::env;
+use blockchain::standalone_tools::vanity_resolver::canonical_vanity_address_input;
 use blockchain::wallets::structures::Wallet;
 
 #[tokio::main]
@@ -21,5 +22,9 @@ async fn main() {
             .to_string()
     };
 
-    println!("{}", Wallet::short_address_validation(&address));
+    let is_valid = Wallet::short_address_validation(&address)
+        || canonical_vanity_address_input(&address)
+            .is_some_and(|vanity| Wallet::short_address_validation(&vanity));
+
+    println!("{is_valid}");
 }

src/records/memory/connections.rs

@@ -537,6 +537,13 @@ impl Connection {
             .count()
     }
 
+    pub fn count_miner_connections(&self) -> usize {
+        self.connection_map
+            .values()
+            .filter(|info| ClientType::from_bytes(&info.client_type) == Some(ClientType::Miner))
+            .count()
+    }
+
     // Return ready peer streams so broadcast-style paths do not send
     // network-wide traffic to peers still completing startup sync.
     pub fn get_all_streams(&self) -> Vec<Arc<Mutex<TcpStream>>> {
@@ -860,6 +867,17 @@ pub async fn peer_connection_count() -> usize {
         .unwrap_or(0)
 }
 
+pub async fn miner_connection_count() -> usize {
+    // Recovery logic uses raw miner sockets to avoid starting another
+    // bootstrap attempt while an accepted peer is still finishing setup.
+    CONNECTIONS
+        .read()
+        .await
+        .as_ref()
+        .map(|connection| connection.count_miner_connections())
+        .unwrap_or(0)
+}
+
 pub async fn mark_peer_wallet_registry_synced(key: &str) -> bool {
     CONNECTIONS
         .write()

src/standalone_tools/connections/sending_request.rs

@@ -14,6 +14,7 @@ use crate::rpc::command_maps::{
     RPC_WALLET_REGISTRY_SYNC,
 };
 use crate::standalone_tools::transaction_creator::create_transaction_request;
+use crate::standalone_tools::vanity_resolver::canonical_vanity_address_input;
 use crate::timeout;
 use crate::wallets::structures::Wallet;
 use crate::Duration;
@@ -553,7 +554,7 @@ async fn build_request_bytes(
         // Lookup canonical short owner address by registered vanity address.
         45 => {
             let command_number: u8 = RPC_VANITY_OWNER_LOOKUP;
-            let address_bytes = Wallet::normalize_to_short_address(&command_input)
+            let address_bytes = canonical_vanity_address_input(&command_input)
                 .and_then(|vanity| Wallet::vanity_address_to_bytes(&vanity))
                 .ok_or_else(|| {
                     io::Error::new(io::ErrorKind::InvalidInput, "Invalid vanity address")

src/standalone_tools/vanity_resolver.rs

@@ -5,22 +5,45 @@ use crate::rpc::command_maps::RPC_VANITY_OWNER_LOOKUP;
 use crate::standalone_tools::connections::handshake::{self, HandshakeWallet};
 use crate::wallets::structures::Wallet;
 
+pub fn canonical_vanity_address_input(address: &str) -> Option<String> {
+    let trimmed = address.trim();
+    let (payload, network_suffix) = trimmed.rsplit_once('.')?;
+
+    let network_suffix = network_suffix.trim().to_ascii_lowercase();
+    if Wallet::map_wallet_to_byte(&network_suffix) == 0 {
+        return None;
+    }
+
+    let payload = payload.trim();
+    if payload.is_empty() || payload.len() > Wallet::SHORT_ADDRESS_HASH_BYTES_LENGTH {
+        return None;
+    }
+    if !payload.chars().all(|ch| ch.is_ascii_alphabetic()) {
+        return None;
+    }
+
+    Some(format!(
+        "{:>width$}.{network_suffix}",
+        payload.to_ascii_lowercase(),
+        width = Wallet::SHORT_ADDRESS_HASH_BYTES_LENGTH
+    ))
+}
+
 pub async fn resolve_wallet_address_input(
     address: &str,
     wallet: &Wallet,
 ) -> Result<String, String> {
-    let normalized = Wallet::normalize_to_short_address(address.trim())
-        .ok_or_else(|| "Invalid wallet address.".to_string())?;
-
+    let trimmed = address.trim();
+    if let Some(normalized) = Wallet::normalize_to_short_address(trimmed) {
         if Wallet::short_address_to_bytes(&normalized).is_some() {
             return Ok(normalized);
         }
-
-    if Wallet::vanity_address_to_bytes(&normalized).is_none() {
-        return Err("Invalid wallet address.".to_string());
     }
 
-    lookup_vanity_owner(&normalized, wallet).await
+    let canonical_vanity = canonical_vanity_address_input(trimmed)
+        .ok_or_else(|| "Invalid wallet address.".to_string())?;
+
+    lookup_vanity_owner(&canonical_vanity, wallet).await
 }
 
 async fn lookup_vanity_owner(vanity_address: &str, wallet: &Wallet) -> Result<String, String> {

src/startup/connections.rs

@@ -1,8 +1,10 @@
 use crate::common::network_startup::get_connections;
-use crate::log::{error, info};
+use crate::log::{error, info, warn};
 use crate::miner::flag::{
-    clear_mining_stop_request, set_mining_state, set_node_mode, MiningState, NodeMode,
+    clear_mining_stop_request, is_normal_mode, set_mining_state, set_node_mode, MiningState,
+    NodeMode,
 };
+use crate::records::memory::connections::{miner_connection_count, peer_connection_count};
 use crate::records::memory::response_channels::Command;
 use crate::rpc::client::handshake::connect_and_handshake;
 use crate::rpc::client::structs::Connect;
@@ -31,8 +33,26 @@ pub async fn handle_connections(
         return Ok(());
     }
 
-    // try the configured bootstrap peers one by one until a
-    // handshake succeeds or the list is exhausted
+    let connected = attempt_bootstrap_connections(db, wallet, map, "startup").await?;
+    if connected {
+        return Ok(());
+    }
+
+    // Startup can continue as a standalone node even if no bootstrap peer is reachable.
+    set_node_mode(NodeMode::Normal);
+    clear_mining_stop_request();
+    set_mining_state(MiningState::Idle);
+    Ok(())
+}
+
+async fn attempt_bootstrap_connections(
+    db: Db,
+    wallet: Arc<Wallet>,
+    map: Arc<Mutex<Command>>,
+    context: &str,
+) -> Result<bool, String> {
+    // Try the configured bootstrap peers one by one until a
+    // handshake succeeds or the list is exhausted.
     let filtered_servers = get_connections().await;
     let mut last_error: Option<String> = None;
 
@@ -60,8 +80,12 @@ pub async fn handle_connections(
 
         let err_string = match connect_and_handshake(connect_params).await {
             Ok(()) => {
+                if context == "startup" {
                     info!("Connected to {server}");
-                return Ok(());
+                } else {
+                    info!("[reconnect] bootstrap recovery connected to {server}");
+                }
+                return Ok(true);
             }
             Err(err) => err.to_string(),
         };
@@ -71,19 +95,69 @@ pub async fn handle_connections(
         if err_string.contains("The connection is already in the connection manager Please wait 10 minutes and try again") {
             return Err(err_string);
         }
+        if context == "startup" {
             error!("Error connecting to {server}: {err_string}");
+        } else {
+            warn!("[reconnect] bootstrap recovery failed to connect to {server}: {err_string}");
+        }
         last_error = Some(err_string.clone());
         sleep(Duration::from_secs(5)).await;
     }
 
     if let Some(err) = last_error {
+        if context == "startup" {
             info!("No bootstrap peers connected during startup: {err}");
         } else {
-        info!("No bootstrap peers connected during startup.");
+            warn!("[reconnect] bootstrap recovery found no peers: {err}");
         }
-    // Startup can continue as a standalone node even if no bootstrap peer is reachable.
-    set_node_mode(NodeMode::Normal);
-    clear_mining_stop_request();
-    set_mining_state(MiningState::Idle);
-    Ok(())
+    } else {
+        if context == "startup" {
+            info!("No bootstrap peers connected during startup.");
+        } else {
+            warn!("[reconnect] bootstrap recovery has no configured peers to try");
+        }
+    }
+
+    Ok(false)
+}
+
+pub fn spawn_isolated_bootstrap_recovery(
+    db: Db,
+    wallet: Arc<Wallet>,
+    map: Arc<Mutex<Command>>,
+) {
+    let outgoing_connections = crate::Settings::load()
+        .map(|settings| settings.outgoing_connections)
+        .unwrap_or(0);
+    if outgoing_connections == 0 {
+        return;
+    }
+
+    tokio::spawn(async move {
+        loop {
+            sleep(Duration::from_secs(60)).await;
+
+            if !is_normal_mode() || peer_connection_count().await > 0 {
+                continue;
+            }
+
+            if miner_connection_count().await > 0 {
+                continue;
+            }
+
+            info!("[reconnect] no operational peers remain; retrying bootstrap recovery");
+            match attempt_bootstrap_connections(
+                db.clone(),
+                wallet.clone(),
+                map.clone(),
+                "reconnect",
+            )
+            .await
+            {
+                Ok(true) => {}
+                Ok(false) => {}
+                Err(err) => warn!("[reconnect] bootstrap recovery aborted: {err}"),
+            }
+        }
+    });
 }

src/startup/node_runtime.rs

@@ -16,7 +16,7 @@ use crate::records::memory::response_channels::Command;
 use crate::records::record_chain::rewards_tx::rebuild_immature_reward_window;
 use crate::rpc::server::start_rpc::start_rpc;
 use crate::sled::Db;
-use crate::startup::connections::handle_connections;
+use crate::startup::connections::{handle_connections, spawn_isolated_bootstrap_recovery};
 use crate::startup::daemonize::{install_shutdown_cleanup, remove_registered_pid_file};
 use crate::startup::initialize_startup::open_chain_state;
 use crate::verifications::verification_service::initialize_global_verification_service;
@@ -165,6 +165,7 @@ pub async fn run_unlocked_node(wallet: Arc<Wallet>, install_shutdown: bool) -> R
     handle_connections(db.clone(), wallet.clone(), map.clone())
         .await
         .map_err(|e| format!("Startup connection error: {e}"))?;
+    spawn_isolated_bootstrap_recovery(db.clone(), wallet.clone(), map.clone());
 
     create_genesis_transaction(
         &db,