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Get crash signature from Firefox crash ping

Project description


Symbolicates crash pings and generates signatures.

Take crash ping stack traces and:

  1. Use tecken symbolication to symbolicate crash ping stack traces

  2. use socorro-siggen to get crash signature


pip install fx-crash-sig


Example script:

import json

from fx_crash_sig.crash_processor import CrashProcessor

with open("crashping.json") as fp:
    crash_ping = json.load(fp)

crash_processor = CrashProcessor()

signature_result = crash_processor.get_signature(crash_ping)

Command line (using sample.json):

cat sample.json | fx-crash-sig

Minimal crash ping structure

These are the parts of the crash ping we use:

- normalized_os                (optional)
- payload:
  - metadata:
    - async_shutdown_timeout   (optional)
    - ipc_channel_error        (optional)
    - oom_allocation_size      (optional)
    - moz_crash_reason         (optional)
  - stack_traces:
    - crash_info:
      - crashing_thread
    - modules[]
      - debug_file
      - debug_id
      - filename
      - base_addr
    - threads[]
      - frames[]
         - ip
         - module_index
         - trust

Project details

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