Name

udpcopy - It is an online UDP duplication tool designed for testing purposes.

Description

It helps identify bugs without deploying your server software to production servers. Additionally, it can be used for smoke testing your products.

Scenarios

1. Distributed Stress Testing
   Use udpcopy to replicate real-world data for stress testing your server software. This helps uncover bugs that may only appear under high-stress conditions.

2. Hot Backup

3. Online Testing
   Verify the stability of your new system and identify bugs that occur in live environments.

4. Benchmark
   Utilize udpcopy for performance benchmarking of your server software.

Usage

1. Install

a) Download the source code from github:
  git clone https://github.com/wangbin579/udpcopy
b) sh autogen.sh
c) ./configure
d) make
e) make install

2. Run:

a) On the source host (root privilege is required):

./udpcopy -x local_port-remote_ip:remote_port

b) On the target host

iptables -I OUTPUT -p udp --sport port -j QUEUE # if not set

Note

1. Tested on Linux Only
   The tool is tested exclusively on Linux (kernel 2.6 or above).

2. Packet Loss
   udpcopy may experience packet loss, which can result in lost requests.

3. Single-Threaded
   Currently, udpcopy operates in a single-threaded mode.

4. Root Privilege Required
   Root privileges are necessary for running udpcopy.

Bugs and Feature Requests

Have a bug or a feature request? Please open a new issue. Before opening any issue, please search for existing issues.

Copyright and License

Copyright 2024 under the BSD license.