zerodds-snitch

DDS discovery probe. Listens on a domain for SPDP/SEDP traffic for a configurable window then prints all discovered participants and the endpoint counts seen.

Usage

# 5s probe of domain 0
zerodds-snitch

# 10s probe of domain 5, JSON output
zerodds-snitch --duration 10s -d 5 -f json

Output

Text format:

=== Discovery snapshot ===
participants:       2
publications seen:  4
subscriptions seen: 5

participants:
  · prefix=01020304050607080900aabb vendor=0117 key=0102030405060708...
  · prefix=01020304050607080900aabb vendor=01ff key=...

JSON format (single line, machine readable):

{"participants":2,"publications":4,"subscriptions":5,"entries":[{"prefix":"...","vendor":"0117","key":"...","user_data_bytes":0}]}

Exit Codes