eCapture Protobuf Debugger

A visualization and debugging tool for eCapture WebSocket messages. It supports parsing Protobuf messages of type Event, Heartbeat, and Log.

Build

bash

go build -o pb_debugger pb_debugger.go

Usage

Common commands

bash

# Connect to the default address (ws://127.0.0.1:28257)
./pb_debugger

# Specify WebSocket server address
./pb_debugger -url ws://192.168.1.100:28257

# Compact mode (single-line output, suitable for high‑frequency data)
./pb_debugger -compact

# Hex mode (inspect raw payload bytes)
./pb_debugger -hex

# Save output to file (color automatically disabled)
./pb_debugger -no-color > capture.log

Command-line flags

Flag	Default	Description
`-url`	`ws://127.0.0.1:28257`	WebSocket server address
`-compact`	`false`	Enable single-line compact output mode
`-hex`	`false`	Show payload in hex format
`-max-payload`	`1024`	Maximum number of payload bytes to show
`-no-color`	`false`	Disable colored output in the terminal