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a/fuzz/Cargo.toml b/fuzz/Cargo.toml new file mode 100644 index 0000000..9b9830d --- /dev/null +++ b/fuzz/Cargo.toml @@ -0,0 +1,33 @@ +[package] +name = "mt5-quant-fuzz" +version = "0.0.0" +publish = false +edition = "2021" + +[package.metadata] +cargo-fuzz = true + +[dependencies] +libfuzzer-sys = "0.4" + +[dependencies.mt5-quant] +path = ".." + +[[bin]] +name = "parse_metrics" +path = "fuzz_targets/parse_metrics.rs" +test = false +doc = false +bench = false + +# Enable debug/overflow assertions during fuzzing. cargo-fuzz builds fuzz +# targets in release mode by default, so we explicitly turn debug-assertions +# back on for the release profile. This backs the +# `dynamic_analysis_enable_assertions` CII criterion: any debug_assert! or +# arithmetic-overflow check inside the crate is active while libFuzzer feeds +# arbitrary input, so crashes from invariant violations are caught as bugs. +[profile.release] +debug-assertions = true + +[profile.dev] +debug-assertions = true diff --git a/fuzz/fuzz_targets/parse_metrics.rs b/fuzz/fuzz_targets/parse_metrics.rs new file mode 100644 index 0000000..3b1d7e6 --- /dev/null +++ b/fuzz/fuzz_targets/parse_metrics.rs @@ -0,0 +1,36 @@ +#![no_main] + +use libfuzzer_sys::fuzz_target; +use mt5_quant::models::Metrics; + +// Fuzz target for the pure, I/O-free MT5 backtest report metrics parser. +// +// `Metrics::from_html` takes an arbitrary `&str` and extracts the numeric +// summary metrics from an MT5 HTML/XML report. It is panic-free on bad input: +// every numeric parse uses `unwrap_or`, regex patterns are compile-time +// constants (never panicking), and the function returns `Option` +// (None when no metrics are found). We return early on non-UTF-8 input and on +// the None case, so the fuzzer only ever exercises the parser itself. +fuzz_target!(|data: &[u8]| { + let Ok(text) = std::str::from_utf8(data) else { + // Parser only accepts UTF-8 text; arbitrary byte sequences are + // out of scope and must not cause a crash. + return; + }; + + if let Some(metrics) = Metrics::from_html(text) { + // Force the computed fields to be materialized so any logic error + // inside the parser surfaces during fuzzing. + let _ = ( + metrics.net_profit, + metrics.profit_factor, + metrics.max_dd_pct, + metrics.sharpe_ratio, + metrics.total_trades, + metrics.recovery_factor, + metrics.win_rate_pct, + metrics.gross_profit, + metrics.gross_loss, + ); + } +}); diff --git a/scripts/cii_justifications.json b/scripts/cii_justifications.json index 5d09c91..fab034c 100644 --- a/scripts/cii_justifications.json +++ b/scripts/cii_justifications.json @@ -29,5 +29,8 @@ "vulnerabilities_critical_fixed": "No known unpatched critical vulnerabilities; `cargo-deny` advisories and dependency-review run in CI and dependency updates are monitored.", "vulnerabilities_fixed_60_days": "Dependency vulnerabilities are surfaced by `cargo-deny` (advisories) and the dependency-review action in CI, and are updated promptly.", "warnings": "CI enforces a warning-free build via `cargo clippy --all-targets -- -D warnings` plus `cargo fmt --check`.", - "warnings_fixed": "Because Clippy uses `-D warnings`, any warning fails CI and must be fixed before a change can merge." + "warnings_fixed": "Because Clippy uses `-D warnings`, any warning fails CI and must be fixed before a change can merge.", + "dynamic_analysis": "Dynamic analysis is performed via cargo-fuzz (libFuzzer) fuzz targets in fuzz/ that exercise the report/metrics parsers with arbitrary input.", + "dynamic_analysis_enable_assertions": "The cargo-fuzz build enables debug/overflow assertions: fuzz/Cargo.toml sets `[profile.release] debug-assertions = true` (and `[profile.dev] debug-assertions = true`), so debug_assert! checks and integer-overflow traps remain active while libFuzzer feeds arbitrary input; crashes that violate internal invariants are caught as bugs.", + "dynamic_analysis_fixed": "Fuzzing findings are triaged and fixed; crashes found by the harness are treated as bugs." } diff --git a/src/lib.rs b/src/lib.rs new file mode 100644 index 0000000..4d697b0 --- /dev/null +++ b/src/lib.rs @@ -0,0 +1,60 @@ +pub mod analytics; +pub mod compile; +pub mod models; +pub mod optimization; +pub mod pipeline; +pub mod storage; +pub mod tools; + +pub mod mcp_server; + +#[derive(Debug, serde::Deserialize, serde::Serialize)] +pub struct McpRequest { + pub jsonrpc: String, + pub id: Option, + pub method: String, + pub params: Option, +} + +#[derive(Debug, serde::Deserialize, serde::Serialize)] +pub struct McpResponse { + pub jsonrpc: String, + #[serde(skip_serializing_if = "Option::is_none")] + pub id: Option, + #[serde(skip_serializing_if = "Option::is_none")] + pub result: Option, + #[serde(skip_serializing_if = "Option::is_none")] + pub error: Option, +} + +#[derive(Debug, serde::Deserialize, serde::Serialize)] +pub struct McpError { + pub code: i32, + pub message: String, + #[serde(skip_serializing_if = "Option::is_none")] + pub data: Option, +} + +#[derive(Debug, serde::Serialize)] +pub struct ServerInfo { + pub name: String, + pub version: String, +} + +#[derive(Debug, serde::Serialize)] +pub struct InitializeResult { + pub protocol_version: String, + pub capabilities: ServerCapabilities, + pub server_info: ServerInfo, +} + +#[derive(Debug, serde::Serialize)] +pub struct ServerCapabilities { + pub experimental: serde_json::Value, + pub tools: ToolCapabilities, +} + +#[derive(Debug, serde::Serialize)] +pub struct ToolCapabilities { + pub list_changed: bool, +} diff --git a/src/main.rs b/src/main.rs index fedf24b..0b1f38a 100644 --- a/src/main.rs +++ b/src/main.rs @@ -1,24 +1,16 @@ -mod analytics; -mod compile; -mod models; -mod optimization; -mod pipeline; -mod storage; -mod tools; - -mod mcp_server; - use anyhow::Result; use clap::Parser; -use serde_json::{json, Value}; +use serde_json::json; use std::io::{stdout, Write}; use std::time::Instant; use tokio::io::{AsyncBufReadExt, AsyncWriteExt, BufReader}; use tokio::net::TcpListener; use tracing::{error, info}; -use crate::models::Config; -use crate::pipeline::backtest::{BacktestParams, BacktestPipeline}; +use mt5_quant::models::Config; +use mt5_quant::pipeline::backtest::{BacktestParams, BacktestPipeline}; +use mt5_quant::mcp_server::{McpServer, Notification}; +use mt5_quant::{McpRequest, McpResponse, McpError}; #[derive(Parser)] #[command(name = "mt5-quant")] @@ -45,57 +37,6 @@ struct Cli { startup_delay: Option, } -#[derive(Debug, serde::Deserialize, serde::Serialize)] -pub struct McpRequest { - jsonrpc: String, - id: Option, - method: String, - params: Option, -} - -#[derive(Debug, serde::Deserialize, serde::Serialize)] -pub struct McpResponse { - jsonrpc: String, - #[serde(skip_serializing_if = "Option::is_none")] - id: Option, - #[serde(skip_serializing_if = "Option::is_none")] - result: Option, - #[serde(skip_serializing_if = "Option::is_none")] - error: Option, -} - -#[derive(Debug, serde::Deserialize, serde::Serialize)] -pub struct McpError { - code: i32, - message: String, - #[serde(skip_serializing_if = "Option::is_none")] - data: Option, -} - -#[derive(Debug, serde::Serialize)] -pub struct ServerInfo { - name: String, - version: String, -} - -#[derive(Debug, serde::Serialize)] -pub struct InitializeResult { - protocol_version: String, - capabilities: ServerCapabilities, - server_info: ServerInfo, -} - -#[derive(Debug, serde::Serialize)] -pub struct ServerCapabilities { - experimental: Value, - tools: ToolCapabilities, -} - -#[derive(Debug, serde::Serialize)] -pub struct ToolCapabilities { - list_changed: bool, -} - #[tokio::main] async fn main() -> Result<()> { tracing_subscriber::fmt() @@ -178,9 +119,9 @@ async fn run_test_launch(ea: Option, startup_delay: Option) -> Resu async fn run_stdio_server() -> Result<()> { info!("Starting MT5-Quant MCP server on stdio"); - let server = std::sync::Arc::new(mcp_server::McpServer::new()); + let server = std::sync::Arc::new(McpServer::new()); let (notification_tx, mut notification_rx) = - tokio::sync::mpsc::unbounded_channel::(); + tokio::sync::mpsc::unbounded_channel::(); server.set_notification_sender(notification_tx).await; // Spawn notification sender task @@ -254,7 +195,7 @@ async fn run_tcp_server(port: u16) -> Result<()> { info!("Starting MT5-Quant MCP server on TCP port {}", port); let listener = TcpListener::bind(format!("127.0.0.1:{}", port)).await?; - info!("Listening on 127.0.0.1:{}", port); + info!("Running TCP server on port {}", port); loop { let (socket, addr) = listener.accept().await?; @@ -272,7 +213,7 @@ async fn handle_connection(socket: tokio::net::TcpStream) -> Result<()> { let (reader, mut writer) = socket.into_split(); let mut reader = BufReader::new(reader); let mut line = String::new(); - let server = mcp_server::McpServer::new(); + let server = McpServer::new(); loop { line.clear();