pymergepcap

A simple Python GUI tool to generate mergecap commands for merging multiple PCAP or CAP files using Wireshark's mergecap.exe.

Features

• Easy GUI: Built with PySimpleGUI for a user-friendly experience.
• Configurable: Set and update the path to mergecap.exe via the GUI.
• Flexible Input: Select a folder containing .cap or .pcap files to merge.
• Output Selection: Choose your target merged PCAP file.
• Command Generation: Generates the full Windows command for mergecap.exe with all paths properly quoted.
• Cross-Platform Python: Works with Python 3.12+ on Windows.

Installation

1. Clone this repository:

   git clone https://github.com/fxyzbtc/pymergepcap.git
   cd pymergepcap
   

2. Install dependencies:

   pip install -r requirements.txt
   # or, if using PEP 621/pyproject.toml
   pip install .
   

Usage

GUI

• Run with Python:

• Or as a module:

  python -m pymergecap
  

• Or as a CLI script (if installed):

  pymergecap
  

Steps

1. Set the path to your mergecap.exe (from Wireshark) in the GUI or via config.ini.
2. Select the folder containing your .cap or .pcap files.
3. Choose the output file path.
4. Click Merge to generate the command.
5. Copy and run the generated command in your Windows Command Prompt.

Configuration

• The path to mergecap.exe is stored in config.ini under [DEFAULT] MergecapPath.
• You can update this path anytime using the Change Mergecap button in the GUI.

Example Command

"C:/Program Files/Wireshark/mergecap.exe" -w "D:/py/pymergepcap/merged.cap" "D:/py/pymergepcap/test1.cap" "D:/py/pymergepcap/test2.cap"

Screenshot

License

MIT License

Credits

• Wireshark for mergecap.exe
• PySimpleGUI
• loguru

Happy merging!