| 1 | #!/usr/bin/env python |
| 2 |
|
| 3 | import sys |
| 4 | import os |
| 5 | import time |
| 6 | import ctypes |
| 7 |
|
| 8 | def exists(f): |
| 9 | return os.path.isfile(f) or os.path.isdir(f) |
| 10 |
|
| 11 | def milli(): |
| 12 | return int(round(time.time() * 1000)) |
| 13 |
|
| 14 | def enc(string): |
| 15 | return string.encode("latin-1") |
| 16 |
|
| 17 | def ushort(n): |
| 18 | return ctypes.c_ushort(n) |
| 19 |
|
| 20 | def uchar(n): |
| 21 | return ctypes.c_ubyte(n) |
| 22 |
|
| 23 | def ulonglong(n): |
| 24 | return ctypes.c_ulonglong(n) |
| 25 |
|
| 26 | if __name__ == "__main__": |
| 27 | try: |
| 28 | out = sys.argv[1] |
| 29 | except: |
| 30 | print("must provide an out location") |
| 31 | exit(1) |
| 32 |
|
| 33 | version = uchar(1) |
| 34 | queue_time = ulonglong(milli()) |
| 35 | open_statement = uchar(0) |
| 36 | close_statement = uchar(1) |
| 37 | open_event = uchar(2) |
| 38 | close_event = uchar(3) |
| 39 |
|
| 40 | ts2 = ulonglong(milli()) |
| 41 | verbosity = uchar(0) |
| 42 |
|
| 43 | tag = enc("INIT") |
| 44 | tag_len = uchar(len(tag)) |
| 45 |
|
| 46 | message = enc("HELLO") |
| 47 | message_len = ushort(len(message)) |
| 48 |
|
| 49 | try: |
| 50 | f = open(out, "wb") |
| 51 |
|
| 52 | f.write(version) |
| 53 | f.write(queue_time) |
| 54 | f.write(open_event) |
| 55 | f.write(open_statement) |
| 56 | f.write(ts2) |
| 57 | f.write(verbosity) |
| 58 | f.write(tag_len) |
| 59 | f.write(tag) |
| 60 | f.write(message_len) |
| 61 | f.write(message) |
| 62 | f.write(close_statement) |
| 63 | f.write(close_event) |
| 64 | finally: |
| 65 | f.close() |
| 66 | print(os.stat(out).st_size) |
| 67 |
|
| 68 |
|
| 69 |
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Index