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https://github.com/varun-r-mallya/Python-BPF.git
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41 lines
861 B
Python
41 lines
861 B
Python
from pythonbpf import bpf, map, struct, section, bpfglobal, compile
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from pythonbpf.helper import ktime, pid
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from pythonbpf.maps import PerfEventArray
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from ctypes import c_void_p, c_int64, c_uint64
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@bpf
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@struct
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class data_t:
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pid: c_uint64
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ts: c_uint64
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comm: str(16) # type: ignore [valid-type]
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@bpf
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@map
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def events() -> PerfEventArray:
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return PerfEventArray(key_size=c_int64, value_size=c_int64)
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@bpf
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@section("tracepoint/syscalls/sys_enter_clone")
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def hello(ctx: c_void_p) -> c_int64:
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dataobj = data_t()
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strobj = "hellohellohello"
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dataobj.pid, dataobj.ts = pid(), ktime()
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# get_curr_comm(dataobj.comm)
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print(f"clone called at {dataobj.ts} by pid {dataobj.pid}, comm {strobj}")
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events.output(dataobj)
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return 0 # type: ignore [return-value]
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@bpf
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@bpfglobal
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def LICENSE() -> str:
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return "GPL"
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compile()
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