Commit | Line | Data |
---|---|---|
c51301bd MD |
1 | #!/usr/bin/env python3 |
2 | ||
3 | # Expects either "prepare" or "clean" argument | |
4 | ||
5 | import sys | |
6 | import os | |
7 | ||
8 | def arg_err(): | |
9 | print('Please specify "prepare <SIZE>" or "clean <SIZE>" as first argument.') | |
10 | sys.exit(-1) | |
11 | ||
12 | if (len(sys.argv) <= 1): | |
13 | arg_err() | |
14 | mode = sys.argv[1] | |
15 | if (len(sys.argv) <= 2): | |
16 | arg_err() | |
17 | array_len = int(sys.argv[2]) | |
18 | ||
19 | tracedir_name = './trace-' + str(array_len) + '/' | |
20 | output_metadata = tracedir_name + 'metadata' | |
21 | output_stream = tracedir_name + 'stream' | |
22 | ||
23 | ||
24 | def write_binary(f, arr): | |
25 | f.write(bytes(arr)) | |
26 | ||
27 | def generate_metadata(array_len): | |
28 | # Generate metadata | |
29 | metadata_str1 = \ | |
30 | ( '/* CTF 1.8 */\n' | |
31 | '\n' | |
32 | 'typealias integer {{ size = 8; align = 8; signed = false; base = 10; }} := uint8_t;\n' | |
33 | 'typealias integer {{ size = 32; align = 8; signed = false; base = hex; }} := uint32_t;\n' | |
34 | 'typealias integer {{ size = 64; align = 8; signed = false; base = hex; }} := uint64_t;\n' | |
35 | '\n' | |
36 | 'trace {{\n' | |
83fcdab0 FD |
37 | ' major = 1;\n' |
38 | ' minor = 8;\n' | |
c51301bd MD |
39 | ' uuid = "2a6422d0-6cee-11e0-8c08-cb07d7b3a564";\n' |
40 | ' byte_order = le;\n' | |
41 | ' packet.header := struct {{\n' | |
42 | ' uint32_t magic;\n' | |
43 | ' uint8_t uuid[16];\n' | |
44 | ' }};\n' | |
45 | '}};\n' | |
46 | '\n' | |
47 | 'event {{\n' | |
48 | ' name = myevent;\n' | |
49 | ' fields := struct {{\n' | |
50 | ' enum : uint64_t {{\n').format() | |
51 | ||
52 | metadata_enum = \ | |
53 | ' t{},\n' | |
54 | ||
55 | metadata_str2 = \ | |
56 | ( ' }} select;\n' | |
57 | ' variant <select> {{\n').format() | |
58 | ||
59 | metadata_variant = \ | |
60 | ' uint8_t t{};\n' | |
61 | ||
62 | metadata_str3 = \ | |
63 | ( ' }} myvar;\n' | |
64 | ' }};\n' | |
65 | '}};\n').format() | |
66 | metadata_f = open(output_metadata, 'w') | |
67 | metadata_f.write(metadata_str1) | |
68 | for i in range(array_len): | |
69 | metadata_f.write(metadata_enum.format(i)) | |
70 | metadata_f.write(metadata_str2) | |
71 | for i in range(array_len): | |
72 | metadata_f.write(metadata_variant.format(i)) | |
73 | metadata_f.write(metadata_str3) | |
74 | metadata_f.close() | |
75 | ||
76 | def generate_stream(array_len): | |
77 | # Generate stream | |
78 | stream_packet_header = [ | |
79 | 0xC1, 0x1F, 0xFC, 0xC1, # magic | |
80 | 0x2A, 0x64, 0x22, 0xD0, 0x6C, 0xEE, 0x11, 0xE0, | |
81 | 0x8C, 0x08, 0xCB, 0x07, 0xD7, 0xB3, 0xA5, 0x64, # uuid | |
82 | ] | |
83 | stream_f = open(output_stream, 'wb') | |
84 | write_binary(stream_f, stream_packet_header) | |
85 | # generate 8 bytes (enum) + 1 byte (variant) as content | |
86 | os.ftruncate(stream_f.fileno(), len(stream_packet_header) + 8 + 1) | |
87 | stream_f.close() | |
88 | ||
89 | def test_prepare(): | |
90 | print('Preparing test for many tags variant length ' + str(array_len) + ' tags') | |
91 | os.mkdir(tracedir_name) | |
92 | generate_metadata(array_len) | |
93 | generate_stream(array_len) | |
94 | ||
95 | def test_clean(): | |
96 | print('Cleaning up test for many tags variant length ' + str(array_len) + ' tags') | |
97 | try: | |
98 | os.remove(output_metadata) | |
99 | except: | |
100 | pass | |
101 | try: | |
102 | os.remove(output_stream) | |
103 | except: | |
104 | pass | |
105 | try: | |
106 | os.rmdir(tracedir_name) | |
107 | except: | |
108 | pass | |
109 | ||
110 | if (mode == "prepare"): | |
111 | test_clean() | |
112 | test_prepare() | |
113 | elif (mode == "clean"): | |
114 | test_clean() | |
115 | else: | |
116 | arg_err() |