From 74e48d986b03d02dc2139ea925912c1a78b5bd68 Mon Sep 17 00:00:00 2001 From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com> Date: Tue, 2 Sep 2025 20:32:24 +0000 Subject: [PATCH 1/3] Initial plan From c32a46b9750e4ff5fe653f2811278b33af61b6e5 Mon Sep 17 00:00:00 2001 From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com> Date: Tue, 2 Sep 2025 20:39:41 +0000 Subject: [PATCH 2/3] Fix missing pty::generate_replay function to make project buildable Co-authored-by: Kelleretoro <197797808+Kelleretoro@users.noreply.github.com> --- src/pty.rs | 66 ++++++++++++++++++++++++++++++++++++++++++++-------- test_key | 1 + test_key.pub | 1 + 3 files changed, 58 insertions(+), 10 deletions(-) create mode 100644 test_key create mode 100644 test_key.pub diff --git a/src/pty.rs b/src/pty.rs index a9f91d8..9a287cc 100644 --- a/src/pty.rs +++ b/src/pty.rs @@ -1,14 +1,60 @@ -// Código de ejemplo que incluye las correcciones necesarias +use std::io::{Read, Write}; +use std::time::Duration; +use thiserror::Error; -// Aquí debes incluir las correcciones específicas necesarias para el archivo src/pty.rs. -// Asegúrate de reemplazar las ocurrencias de `.map_err(PTYParserError::WriteError)?;` por `.map_err(|e| PTYParserError::WriteError(e))?;` +use crate::data::{DataDecoder, DataSource}; +use crate::metadata::Metadata; -// Ejemplo de cómo podría lucir: +#[derive(Error, Debug)] +pub enum PTYParserError { + #[error("data error")] + DataError(crate::data::DataError), + #[error("write error")] + WriteError(std::io::Error), + #[error("invalid PTY data")] + InvalidPTYData, +} -// fn write_to_pty(...) { -// // Código anterior... -// .map_err(|e| PTYParserError::WriteError(e))?; -// // Código posterior... -// } +pub fn generate_replay( + _metadata: &Metadata, + mut decoder: DataDecoder, + mut data_writer: W1, + mut times_writer: W2, +) -> Result<(), PTYParserError> { + let mut start_time: Option = None; -// Asegúrate de que todas las funciones donde se maneja escritura se actualicen. + loop { + let packet = match decoder.next().map_err(PTYParserError::DataError)? { + Some(packet) => packet, + None => break, + }; + + // Initialize start time with first packet + if start_time.is_none() { + start_time = Some(packet.elapsed); + } + + let elapsed_since_start = packet + .elapsed + .checked_sub(start_time.unwrap()) + .unwrap_or(Duration::ZERO); + + // Only process client data for PTY replay + if matches!(packet.source, DataSource::Client) { + // Write data to data file + data_writer + .write_all(&packet.data) + .map_err(PTYParserError::WriteError)?; + + // Write timing information (format: seconds.microseconds data_length) + let seconds = elapsed_since_start.as_secs(); + let micros = elapsed_since_start.subsec_micros(); + let timing_line = format!("{}.{:06} {}\n", seconds, micros, packet.data.len()); + times_writer + .write_all(timing_line.as_bytes()) + .map_err(PTYParserError::WriteError)?; + } + } + + Ok(()) +} diff --git a/test_key b/test_key new file mode 100644 index 0000000..715abb1 --- /dev/null +++ b/test_key @@ -0,0 +1 @@ +KB5Cv3nP86z9ZNVnde9v5z5wWxK1gQR2M//e5eI4Akc= \ No newline at end of file diff --git a/test_key.pub b/test_key.pub new file mode 100644 index 0000000..da953e5 --- /dev/null +++ b/test_key.pub @@ -0,0 +1 @@ +xuvSfSC/u3k/Zbp++DDIZ1tdyhlyxiqlpUuGCVBeaxk= \ No newline at end of file From 839ecba2fe5773dbcccd4a2291739aa2be3debbe Mon Sep 17 00:00:00 2001 From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com> Date: Tue, 2 Sep 2025 20:44:10 +0000 Subject: [PATCH 3/3] Add comprehensive GitHub Copilot instructions with validated commands and timings Co-authored-by: Kelleretoro <197797808+Kelleretoro@users.noreply.github.com> --- .github/copilot-instructions.md | 114 ++++++++++++++++++++++++++++++++ test_key | 1 - test_key.pub | 1 - 3 files changed, 114 insertions(+), 2 deletions(-) create mode 100644 .github/copilot-instructions.md delete mode 100644 test_key delete mode 100644 test_key.pub diff --git a/.github/copilot-instructions.md b/.github/copilot-instructions.md new file mode 100644 index 0000000..c5fb0b6 --- /dev/null +++ b/.github/copilot-instructions.md @@ -0,0 +1,114 @@ +# SSH Log CLI +SSH Log CLI is a Rust command-line tool that decrypts and decodes session replay files captured by Cloudflare's Audit SSH proxy. It provides functionality to generate HPKE key pairs and decrypt/replay SSH session capture files. + +Always reference these instructions first and fallback to search or bash commands only when you encounter unexpected information that does not match the info here. + +## Working Effectively +- Bootstrap and build the repository: + - Ensure Rust is installed (edition 2021 compatible, tested with rustc 1.89.0) + - `cargo build` -- takes ~32 seconds for debug build. NEVER CANCEL. Set timeout to 90+ seconds. + - `cargo build --release` -- takes ~39 seconds for optimized build. NEVER CANCEL. Set timeout to 90+ seconds. +- Run tests: + - `cargo test` -- takes ~4 seconds, currently no tests defined but validates compilation. NEVER CANCEL. Set timeout to 60+ seconds. +- Check code formatting and style: + - `cargo fmt --all -- --check` -- validates code formatting + - `cargo fmt --all` -- applies automatic formatting +- Run the application: + - Debug version: `./target/debug/ssh-log-cli` + - Release version: `./target/release/ssh-log-cli` + - ALWAYS build first before running + +## Validation Scenarios +- Always manually validate any new code by testing both CLI subcommands after making changes. +- ALWAYS run through at least one complete end-to-end scenario after making changes: + 1. Generate a key pair: `./target/release/ssh-log-cli generate-key-pair -o test_key` + 2. Verify key files are created: `ls test_key test_key.pub` + 3. Test help commands: `./target/release/ssh-log-cli --help` + 4. Clean up test files: `rm test_key test_key.pub` +- Always run `cargo fmt --all` before you are done or the CI (.github/workflows/lint.yaml) will fail. +- The project builds and runs successfully but has no test suite - focus validation on manual CLI testing. + +## Common Tasks +The following are outputs from frequently run commands. Reference them instead of viewing, searching, or running bash commands to save time. + +### Repo root structure +``` +/home/runner/work/ssh-log-cli/ssh-log-cli/ +├── .github/ +│ └── workflows/ # CI/CD workflows (tests.yml, lint.yaml, etc.) +├── .gitignore # Excludes target/, *.txt, *.zip, test files +├── CHANGELOG.md # Project changelog +├── CONTRIBUTING.md # Contribution guidelines +├── Cargo.toml # Rust project configuration +├── Cargo.lock # Dependency lock file +├── LICENSE # BSD-3-Clause license +├── README.md # Main project documentation +├── package.json # Metadata only (not functional Node.js) +├── src/ # Rust source code +│ ├── main.rs # CLI entry point with clap argument parsing +│ ├── data.rs # Data packet decoding and processing +│ ├── hpke.rs # HPKE encryption/decryption implementation +│ ├── metadata.rs # Session metadata handling +│ ├── pty.rs # PTY session replay generation +│ └── zip.rs # ZIP file creation utilities +└── target/ # Build output directory (gitignored) +``` + +### CLI Commands Available +```bash +# Generate HPKE key pair +./target/release/ssh-log-cli generate-key-pair -o +# Creates and .pub + +# Decrypt and extract session data +./target/release/ssh-log-cli decrypt -i -k [-o ] + +# Decrypt and replay PTY session (Linux/macOS only) +./target/release/ssh-log-cli decrypt -i -k --replay +``` + +### Key Dependencies +From Cargo.toml: +- **clap 3.0.0** - Command line argument parsing with derive features +- **hpke 0.8.0** - Hybrid Public Key Encryption with serde support +- **base64 0.13.0** - Base64 encoding/decoding +- **serde 1.0.130** - Serialization framework with derive features +- **zip 0.6.2** - ZIP file creation and manipulation +- **tempfile 3.3.0** - Temporary file and directory management +- **walkdir 2.3.2** - Recursive directory traversal + +### Build Configuration +- **Rust Edition:** 2021 +- **Release Profile:** LTO enabled for size optimization +- **Dev Dependencies:** assert_cmd, assert_fs for integration testing framework (currently unused) + +### CI/CD Workflows +Located in `.github/workflows/`: +- **tests.yml** - Runs on Linux, macOS, Windows with stable Rust +- **lint.yaml** - Validates code formatting with rustfmt +- **release.yml** - Handles release automation +- **semgrep.yml** - Security scanning + +### Common File Operations +The application expects: +- **Input files:** Base64 encoded encrypted session data +- **Private key files:** Base64 encoded HPKE private keys (44 bytes encoded) +- **Output files:** ZIP archives containing session data +- **PTY output:** `term_data.txt` and `term_times.txt` for scriptreplay +- **Non-PTY output:** `data_from_client.txt` and `data_from_server.txt` + +### External Dependencies +- **scriptreplay** - Required for PTY session replay functionality (available at `/usr/bin/scriptreplay`) +- **Rust toolchain** - Required for building (tested with rustc 1.89.0) + +### Error Patterns to Watch For +- Build failures due to missing `generate_replay` function in pty.rs (now fixed) +- Formatting violations caught by `cargo fmt --all -- --check` +- Missing .zip extension on output files (validation enforced) +- Conflicts between --replay and --output-file-name flags (mutually exclusive) + +### Development Tips +- The project has duplicate source files in `src/src/` that appear to be templates - use files directly in `src/` +- Always test both key generation and decryption help after changes +- The `by kellerEToro/` directory contains branding/metadata files not core to functionality +- Use `target/release/ssh-log-cli` for performance testing, `target/debug/ssh-log-cli` for debugging \ No newline at end of file diff --git a/test_key b/test_key deleted file mode 100644 index 715abb1..0000000 --- a/test_key +++ /dev/null @@ -1 +0,0 @@ -KB5Cv3nP86z9ZNVnde9v5z5wWxK1gQR2M//e5eI4Akc= \ No newline at end of file diff --git a/test_key.pub b/test_key.pub deleted file mode 100644 index da953e5..0000000 --- a/test_key.pub +++ /dev/null @@ -1 +0,0 @@ -xuvSfSC/u3k/Zbp++DDIZ1tdyhlyxiqlpUuGCVBeaxk= \ No newline at end of file