Fast User-Space TCP/UDP Stack

Related tags

Network programming tcp network udp ipv4 libos
Overview

Catnip

Build Test

Catnip is a TCP/IP stack that focuses on being an embeddable, low-latency solution for user-space networking.

Building and Running

1. Clone This Repository

export WORKDIR=$HOME                                  # Change this to whatever you want.
cd $WORKDIR                                           # Switch to working directory.
git clone https://github.com/demikernel/catnip.git    # Clone.

2. Install Prerequisites

curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh    # Get Rust toolchain.

3. Build Catnip

cd $WORKDIR/catnip    # Switch to working directory.
cargo build           # Build catnip.

4. Run Regression Tests

cd $WORKDIR/catnip               # Switch to working directory.
cargo test -- --test-threads 1   # Run with a single-thread.

Code of Conduct

This project has adopted the Microsoft Open Source Code of Conduct. For more information see the Code of Conduct FAQ or contact [email protected] with any additional questions or comments.

Usage Statement

This project is a prototype. As such, we provide no guarantees that it will work and you are assuming any risks with using the code. We welcome comments and feedback. Please send any questions or comments to one of the following maintainers of the project:

By sending feedback, you are consenting that it may be used in the further development of this project.

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Releases(v1.1)

  • v1.1(Jun 24, 2022)

    What's Changed

    • [tcp] Move Congestion Control Out of Sender and Rename It by @BrianZill in https://github.com/demikernel/inetstack/pull/154
    • [build] Use Formatting Rules for Rust by @ppenna in https://github.com/demikernel/inetstack/pull/156
    • [tcp] Move RtoCalculator and retransmit_deadline from Sender to ControlBlock by @BrianZill in https://github.com/demikernel/inetstack/pull/157
    • [contrib] Updating External Dependencies by @ppenna in https://github.com/demikernel/inetstack/pull/158
    • [tcp] Move sender Module from Subdirectory to Single File by @BrianZill in https://github.com/demikernel/inetstack/pull/159
    • [tcp] Remove Queue Descriptor When Closing a Connection by @ppenna in https://github.com/demikernel/inetstack/pull/161
    • [test] Fault Injection Tests for TCP Layer by @ppenna in https://github.com/demikernel/inetstack/pull/164
    • [ipv4] Don't Fail When Parsing Optional Features by @ppenna in https://github.com/demikernel/inetstack/pull/167
    • [tcp] Fixes Bugs in bind() by @ppenna in https://github.com/demikernel/inetstack/pull/166
    • [tcp] Several Bug Fixes for listen() by @ppenna in https://github.com/demikernel/inetstack/pull/176
    • [ip] Dropping Ipv4Endpoint and Port16 by @ppenna in https://github.com/demikernel/inetstack/pull/177
    • [tcp] Enable Binding to Ephemeral Ports by @ppenna in https://github.com/demikernel/inetstack/pull/179
    • [ip] Don't Reassign the Local Port When Connecting a Bound Socket by @ppenna in https://github.com/demikernel/inetstack/pull/182
    • [ip] Accept Zero as a Wildcard Ephemeral Port in bind() by @ppenna in https://github.com/demikernel/inetstack/pull/181
    • [ip] Fixed Misidentification of Fragments in IPv4 Header Parsing by @BrianZill in https://github.com/demikernel/inetstack/pull/184
    • [contrib] Updating runtime and Dropping UtilsRuntime by @ppenna in https://github.com/demikernel/inetstack/pull/185
    • [contrib] Updating Dependencies, Rust Toolchain and Rust Edition by @ppenna in https://github.com/demikernel/inetstack/pull/186

    Full Changelog: https://github.com/demikernel/inetstack/compare/v1.0...v1.1

    Source code(tar.gz)
    Source code(zip)

  • v1.0(May 18, 2022)

    What's Changed

    • [build] Fixing Various Build Warnings by @ppenna in https://github.com/demikernel/inetstack/pull/21
    • [arp] Improvements on ARP Layer by @ppenna in https://github.com/demikernel/inetstack/pull/11
    • [scheduler] Replacing gen-iter for bit-iter by @ppenna in https://github.com/demikernel/inetstack/pull/24
    • [scheduler] with_timeout() for Futures by @gatoWololo in https://github.com/demikernel/inetstack/pull/26
    • [arp] Disabling ARP Cache Eviction by @ppenna in https://github.com/demikernel/inetstack/pull/29
    • [arp] Refactoring Module by @ppenna in https://github.com/demikernel/inetstack/pull/36
    • [icmpv4] Refactoring Module by @ppenna in https://github.com/demikernel/inetstack/pull/35
    • [tcp] Bad Acknowledgement Scheme by @ppenna in https://github.com/demikernel/inetstack/pull/67
    • [tpc] Bad Fast Retransmission on TCP by @ppenna in https://github.com/demikernel/inetstack/pull/66
    • [catnip] Don't Panic on Zero-Length Buffers by @ppenna in https://github.com/demikernel/inetstack/pull/83
    • [tcp] Don't Reset too Early while Establishing Connection by @ppenna in https://github.com/demikernel/inetstack/pull/86
    • [tcp] Adding send_ack() by @BrianZill in https://github.com/demikernel/inetstack/pull/106
    • [tcp] Fix Numerous Receive Processing Problems by @BrianZill in https://github.com/demikernel/inetstack/pull/123
    • [tcp] Remove Obsolete Closer Closures by @BrianZill in https://github.com/demikernel/inetstack/pull/135
    • [catnip] Move SGA System Calls out of the Source Tree by @ppenna in https://github.com/demikernel/inetstack/pull/136
    • [tcp] Sender Naming by @BrianZill in https://github.com/demikernel/inetstack/pull/137
    • [pdpix] Mismatching Interface by @ppenna in https://github.com/demikernel/inetstack/pull/141
    • [pdpix] wait() and wait_any() System Calls Should Return an Error by @ppenna in https://github.com/demikernel/inetstack/pull/142
    • [tcp] Leaking Queue Descriptor in accept() by @ppenna in https://github.com/demikernel/inetstack/pull/144
    • [tcp] Fixes for Processing of Received ACKs, Receiving Out-of-order Segments, Delayed ACKs, etc. by @BrianZill in https://github.com/demikernel/inetstack/pull/145
    • [tcp] Process Futures at Each Packet by @ppenna in https://github.com/demikernel/inetstack/pull/151

    New Contributors

    • @gatoWololo made their first contribution in https://github.com/demikernel/inetstack/pull/26
    • @liam0215 made their first contribution in https://github.com/demikernel/inetstack/pull/64

    Full Changelog: https://github.com/demikernel/inetstack/commits/v1.0

    Source code(tar.gz)
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Owner
Demikernel
Demikernel
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