lcc/pylcc/guide/hello.py

# -*- coding: utf-8 -*-
# cython:language_level=2
"""
-------------------------------------------------
   File Name：     hello.py
   Description :
   Author :       liaozhaoyan
   date：          2021/11/3
-------------------------------------------------
   Change Activity:
                   2021/11/3:
-------------------------------------------------
"""
__author__ = 'liaozhaoyan'

import time
from pylcc.lbcBase import ClbcBase

bpfPog = r"""
#include "lbc.h"

SEC("kprobe/wake_up_new_task")
int j_wake_up_new_task(struct pt_regs *ctx)
{
    struct task_struct* parent = (struct task_struct *)PT_REGS_PARM1(ctx);

    bpf_printk("hello lcc, parent: %d\n", _(parent->tgid));
    return 0;
}

char _license[] SEC("license") = "GPL";
"""


class Chello(ClbcBase):
    def __init__(self):
        super(Chello, self).__init__("hello", bpf_str=bpfPog)
        self.waitInterrupt()


if __name__ == "__main__":
    hello = Chello()
    pass