blob: 63a7b5310b485e85d01467bbfcd4d76854de500d [file] [log] [blame]
#!/usr/bin/env python
# Copyright (c) PLUMgrid, Inc.
# Licensed under the Apache License, Version 2.0 (the "License")
# This is an example of tracing an event and printing custom fields.
# run in project examples directory with:
# sudo ./"
from __future__ import print_function
from bcc import BPF
prog = """
int hello(void *ctx) {
bpf_trace_printk("Hello, World!\\n");
return 0;
b = BPF(text=prog)
b.attach_kprobe(event=b.get_syscall_fnname("clone"), fn_name="hello")
print("PID MESSAGE")
b.trace_print(fmt="{1} {5}")