This repository was archived by the owner on Jul 23, 2024. It is now read-only.
-
Notifications
You must be signed in to change notification settings - Fork 32
Expand file tree
/
Copy pathparser_test.go
More file actions
340 lines (332 loc) · 14.7 KB
/
parser_test.go
File metadata and controls
340 lines (332 loc) · 14.7 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
package libaudit
import (
"reflect"
"testing"
)
var auditTests = []struct {
msg string
msgType auditConstant
expected error
match bool
event AuditEvent
}{
{
`audit(1226874073.147:96): avc: denied { getattr } for pid=2465 comm="httpd" path="/var/www/html/file1 space" dev=dm-0 ino=284133 scontext=unconfined_u:system_r:httpd_t:s0 tcontext=unconfined_u:object_r:samba_share_t:s0 tclass=file`,
AUDIT_AVC,
nil,
true,
AuditEvent{
Serial: "96",
Timestamp: "1226874073.147",
Type: "AVC",
Data: map[string]string{
"path": `"/var/www/html/file1 space"`, "dev": "dm-0", "ino": "284133", "scontext": "unconfined_u:system_r:httpd_t:s0", "tcontext": "unconfined_u:object_r:samba_share_t:s0", "pid": "2465", "seperms": "getattr", "comm": `"httpd"`, "tclass": "file", "seresult": "denied"},
},
},
{
`audit(1464176620.068:1445): auid=4294967295 uid=1000 gid=1000 ses=4294967295 pid=23975 comm="chrome" exe="/opt/google/chrome/chrome" sig=0 arch=c000003e syscall=273 compat=0 ip=0x7f1da6d8b694 code=0x50000`,
AUDIT_AVC,
nil,
true,
AuditEvent{
Serial: "1445",
Timestamp: "1464176620.068",
Type: "AVC",
Data: map[string]string{
"comm": `"chrome"`, "exe": `"/opt/google/chrome/chrome"`, "arch": "c000003e", "compat": "0", "code": "0x50000", "ses": "4294967295", "uid": "1000", "gid": "1000", "pid": "23975", "sig": "0", "syscall": "273", "ip": "0x7f1da6d8b694", "auid": "4294967295"},
},
},
{`audit(1464163771.720:20): arch=c000003e syscall=1 success=yes exit=658651 a0=6 a1=7f26862ea010 a2=a0cdb a3=0 items=0 ppid=712 pid=716 auid=4294967295 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 fsgid=0 tty=(none) ses=4294967295 comm="apparmor_parser" exe="/sbin/apparmor_parser" key=(null)`,
AUDIT_AVC,
nil,
true,
AuditEvent{
Serial: "20",
Timestamp: "1464163771.720",
Type: "AVC",
Data: map[string]string{
"success": "yes", "a2": "a0cdb", "uid": "0", "sgid": "0", "fsgid": "0", "ses": "4294967295", "exit": "658651", "a0": "6", "ppid": "712", "suid": "0", "key": "(null)", "tty": "(none)", "comm": `"apparmor_parser"`, "arch": "c000003e", "syscall": "1", "a1": "7f26862ea010", "items": "0", "pid": "716", "fsuid": "0", "exe": `"/sbin/apparmor_parser"`, "a3": "0", "auid": "4294967295", "gid": "0", "euid": "0", "egid": "0"},
},
},
{`audit(1464093935.845:993): pid=4148 uid=0 auid=4294967295 ses=4294967295 msg='op=PAM:setcred acct="root" exe="/usr/bin/sudo" hostname=? addr=? terminal=/dev/pts/18 res=success'`,
AUDIT_AVC,
nil,
true,
AuditEvent{
Serial: "993",
Timestamp: "1464093935.845",
Type: "AVC",
Data: map[string]string{
"op": "PAM:setcred", "acct": `"root"`, "hostname": "?", "addr": "?", "res": "success", "uid": "0", "auid": "4294967295", "exe": `"/usr/bin/sudo"`, "terminal": "/dev/pts/18", "pid": "4148", "ses": "4294967295"},
},
},
{
`audit(1267534395.930:19): user pid=1169 uid=0 auid=4294967295 ses=4294967295 subj=system_u:unconfined_r:unconfined_t msg='avc: denied { read } for request=SELinux:SELinuxGetClientContext comm=X-setest resid=3c00001 restype=<unknown> scontext=unconfined_u:unconfined_r:x_select_paste_t tcontext=unconfined_u:unconfined_r:unconfined_t tclass=x_resource : exe="/usr/bin/Xorg " sauid=0 hostname=? addr=? terminal=?'`,
AUDIT_AVC,
nil,
true,
AuditEvent{
Serial: "19",
Timestamp: "1267534395.930",
Type: "AVC",
Data: map[string]string{
"": " user", "uid": "0", "subj": "system_u:unconfined_r:unconfined_t", "scontext": "unconfined_u:unconfined_r:x_select_paste_t", "ses": "4294967295", "comm": "X-setest", "sauid": "0", "addr": "?", "pid": "1169", "auid": "4294967295", "request": "SELinux:SELinuxGetClientContext", "resid": "3c00001", "restype": "<unknown>", "hostname": "?", "terminal": "?", "seresult": "denied", "seperms": "read", "tcontext": "unconfined_u:unconfined_r:unconfined_t", "tclass": "x_resource :", "exe": `"/usr/bin/Xorg "`},
},
},
{
`audit(1464617439.911:1421): pid=30576 uid=0 auid=4294967295 ses=4294967295 msg='op=PAM:setcred acct="root" exe="/usr/bin/sudo" hostname=? addr=? terminal=/dev/pts/18 res=success'`,
AUDIT_AVC,
nil,
true,
AuditEvent{
Serial: "1421",
Timestamp: "1464617439.911",
Type: "AVC",
Data: map[string]string{
"pid": "30576", "auid": "4294967295", "exe": `"/usr/bin/sudo"`, "addr": "?", "terminal": "/dev/pts/18", "uid": "0", "ses": "4294967295", "op": "PAM:setcred", "acct": `"root"`, "hostname": "?", "res": "success"},
},
},
{
`audit(1464617439.911:1422): pid=30576 uid=0 auid=4294967295 ses=4294967295 msg='op=PAM:session_open acct="root" exe="/usr/bin/sudo" hostname=? addr=? terminal=/dev/pts/18 res=success'`,
AUDIT_AVC,
nil,
true,
AuditEvent{
Serial: "1422",
Timestamp: "1464617439.911",
Type: "AVC",
Data: map[string]string{
"uid": "0", "auid": "4294967295", "ses": "4294967295", "op": "PAM:session_open", "exe": `"/usr/bin/sudo"`, "addr": "?", "terminal": "/dev/pts/18", "pid": "30576", "res": "success", "hostname": "?", "acct": `"root"`},
},
},
{
`audit(1464617444.219:1425): pid=30579 uid=1000 auid=4294967295 ses=4294967295 msg='cwd="/home/arun/Work/go-ground/src/github.com/arunk-s/parser" cmd=636174202F7661722F6C6F672F61756469742F61756469742E6C6F67 terminal=pts/18 res=success'`,
AUDIT_AVC,
nil,
true,
AuditEvent{
Serial: "1425",
Timestamp: "1464617444.219",
Type: "AVC",
Data: map[string]string{
"auid": "4294967295", "ses": "4294967295", "cwd": `"/home/arun/Work/go-ground/src/github.com/arunk-s/parser"`, "cmd": "636174202F7661722F6C6F672F61756469742F61756469742E6C6F67", "terminal": "pts/18", "res": "success", "pid": "30579", "uid": "1000"},
},
},
{
`audit(1464617461.107:1431): pid=30586 uid=0 auid=4294967295 ses=4294967295 msg='op=PAM:setcred acct="root" exe="/usr/bin/sudo" hostname=? addr=? terminal=/dev/pts/18 res=success'`,
AUDIT_AVC,
nil,
true,
AuditEvent{
Serial: "1431",
Timestamp: "1464617461.107",
Type: "AVC",
Data: map[string]string{
"exe": `"/usr/bin/sudo"`, "hostname": "?", "addr": "?", "terminal": "/dev/pts/18", "res": "success", "pid": "30586", "uid": "0", "auid": "4294967295", "ses": "4294967295", "op": "PAM:setcred", "acct": `"root"`},
},
},
{
`audit(1464614823.239:1290): pid=1 uid=0 auid=4294967295 ses=4294967295 msg='unit=NetworkManager-dispatcher comm="systemd" exe="/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'`,
AUDIT_AVC,
nil,
true,
AuditEvent{
Serial: "1290",
Timestamp: "1464614823.239",
Type: "AVC",
Data: map[string]string{
"hostname": "?", "addr": "?", "res": "success", "auid": "4294967295", "ses": "4294967295", "unit": "NetworkManager-dispatcher", "comm": `"systemd"`, "exe": `"/lib/systemd/systemd"`, "pid": "1", "uid": "0", "terminal": "?"},
},
},
{
`audit(1464614843.495:1292): pid=1 uid=0 auid=4294967295 ses=4294967295 msg='unit=systemd-rfkill comm="systemd" exe="/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'`,
AUDIT_AVC,
nil,
true,
AuditEvent{
Serial: "1292",
Timestamp: "1464614843.495",
Type: "AVC",
Data: map[string]string{
"pid": "1", "auid": "4294967295", "ses": "4294967295", "unit": "systemd-rfkill", "comm": `"systemd"`, "exe": `"/lib/systemd/systemd"`, "hostname": "?", "res": "success", "uid": "0", "addr": "?", "terminal": "?"},
},
},
{
`audit(1464590772.564:302): auid=4294967295 uid=1000 gid=1000 ses=4294967295 pid=5803 comm="chrome" exe="/opt/google/chrome/chrome" sig=0 arch=c000003e syscall=273 compat=0 ip=0x7f3deee65694 code=0x50000`,
AUDIT_AVC,
nil,
true,
AuditEvent{
Serial: "302",
Timestamp: "1464590772.564",
Type: "AVC",
Data: map[string]string{
"pid": "5803", "comm": `"chrome"`, "syscall": "273", "ip": "0x7f3deee65694", "gid": "1000", "uid": "1000", "ses": "4294967295", "exe": `"/opt/google/chrome/chrome"`, "sig": "0", "arch": "c000003e", "compat": "0", "code": "0x50000", "auid": "4294967295"},
},
},
{
`audit(1464505771.166:388): pid=1 uid=0 auid=4294967295 ses=4294967295'unit=NetworkManager-dispatcher comm="systemd" exe="/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'`,
AUDIT_AVC,
nil,
true,
AuditEvent{
Serial: "388",
Timestamp: "1464505771.166",
Type: "AVC",
Data: map[string]string{
"pid": "1", "hostname": "?", "res": "success", "terminal": "?", "uid": "0", "auid": "4294967295", "ses": "4294967295'unit=NetworkManager-dispatcher", "comm": `"systemd"`, "exe": `"/lib/systemd/systemd"`, "addr": "?"},
},
},
{
`audit(1464505794.710:389): auid=4294967295 uid=1000 gid=1000 ses=4294967295 pid=4075 comm="Chrome_libJingl" exe="/opt/google/chrome/chrome" sig=0 arch=c000003e syscall=273 compat=0 ip=0x7fb359e4d694 code=0x50000`,
AUDIT_AVC,
nil,
true,
AuditEvent{
Serial: "389",
Timestamp: "1464505794.710",
Type: "AVC",
Data: map[string]string{
"auid": "4294967295", "comm": `"Chrome_libJingl"`, "sig": "0", "arch": "c000003e", "ip": "0x7fb359e4d694", "code": "0x50000", "uid": "1000", "gid": "1000", "ses": "4294967295", "pid": "4075", "exe": `"/opt/google/chrome/chrome"`, "syscall": "273", "compat": "0"},
},
},
{
`audit(1464505808.342:401): auid=4294967295 uid=1000 gid=1000 ses=4294967295 pid=4076 comm="Chrome_libJingl" exe="/opt/google/chrome/chrome" sig=0 arch=c000003e syscall=273 compat=0 ip=0x7fb359e4d694 code=0x50000`,
AUDIT_AVC,
nil,
true,
AuditEvent{
Serial: "401",
Timestamp: "1464505808.342",
Type: "AVC",
Data: map[string]string{
"pid": "4076", "comm": `"Chrome_libJingl"`, "exe": `"/opt/google/chrome/chrome"`, "sig": "0", "syscall": "273", "compat": "0", "code": "0x50000", "ses": "4294967295", "uid": "1000", "gid": "1000", "arch": "c000003e", "ip": "0x7fb359e4d694", "auid": "4294967295"},
},
},
{
`audit(1464505810.566:403): auid=4294967295 uid=1000 gid=1000 ses=4294967295 pid=4078 comm="chrome" exe="/opt/google/chrome/chrome" sig=0 arch=c000003e syscall=273 compat=0 ip=0x7fb359e4d694 code=0x50000`,
AUDIT_AVC,
nil,
true,
AuditEvent{
Serial: "403",
Timestamp: "1464505810.566",
Type: "AVC",
Data: map[string]string{
"auid": "4294967295", "exe": `"/opt/google/chrome/chrome"`, "sig": "0", "arch": "c000003e", "syscall": "273", "compat": "0", "code": "0x50000", "uid": "1000", "gid": "1000", "ses": "4294967295", "pid": "4078", "comm": `"chrome"`, "ip": "0x7fb359e4d694"},
},
},
{
`audit(1464505927.046:474): pid=1 uid=0 auid=4294967295 ses=4294967295 unit=lm-sensors comm="systemd" exe="/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'`,
AUDIT_AVC,
nil,
true,
AuditEvent{
Serial: "474",
Timestamp: "1464505927.046",
Type: "AVC",
Data: map[string]string{
"uid": "0", "exe": `"/lib/systemd/systemd"`, "hostname": "?", "addr": "?", "terminal": "?", "res": "success", "pid": "1", "auid": "4294967295", "ses": "4294967295", "unit": "lm-sensors", "comm": `"systemd"`},
},
},
{
`audit(1464505927.314:508): pid=1 uid=0 auid=4294967295 ses=4294967295 unit=rc-local comm="systemd" exe="/lib/systemd/systemd" hostname=? addr=? terminal=? res=success'`,
AUDIT_AVC,
nil,
true,
AuditEvent{
Serial: "508",
Timestamp: "1464505927.314",
Type: "AVC",
Data: map[string]string{
"pid": "1", "hostname": "?", "addr": "?", "unit": "rc-local", "comm": `"systemd"`, "exe": `"/lib/systemd/systemd"`, "terminal": "?", "res": "success", "uid": "0", "auid": "4294967295", "ses": "4294967295"},
},
},
{
`audit(1464550921.784:3509): auid=4294967295 uid=1000 gid=1000 ses=4294967295 pid=14869 comm="chrome" exe="/opt/google/chrome/chrome" sig=0 arch=c000003e syscall=273 compat=0 ip=0x7f26b8828694 code=0x50000`,
AUDIT_AVC,
nil,
true,
AuditEvent{
Serial: "3509",
Timestamp: "1464550921.784",
Type: "AVC",
Data: map[string]string{
"syscall": "273", "compat": "0", "ip": "0x7f26b8828694", "code": "0x50000", "auid": "4294967295", "uid": "1000", "gid": "1000", "sig": "0", "arch": "c000003e", "ses": "4294967295", "pid": "14869", "comm": `"chrome"`, "exe": `"/opt/google/chrome/chrome"`},
},
},
{
`audit(1170021493.977:293): avc: denied { read write } for pid=13010 comm="pickup" name="maildrop" dev=hda7 ino=14911367 scontext=system_u:system_r:postfix_pickup_t:s0 tcontext=system_u:object_r:postfix_spool_maildrop_t:s0 tclass=dir`,
AUDIT_AVC,
nil,
true,
AuditEvent{
Serial: "293",
Timestamp: "1170021493.977",
Type: "AVC",
Data: map[string]string{
"scontext": "system_u:system_r:postfix_pickup_t:s0", "seresult": "denied", "comm": `"pickup"`, "name": `"maildrop"`, "dev": "hda7", "ino": "14911367", "tcontext": "system_u:object_r:postfix_spool_maildrop_t:s0", "tclass": "dir", "seperms": "read,write", "pid": "13010"},
},
},
}
func TestMalformedPrefix(t *testing.T) {
tmsg := []struct {
msg string
msgType auditConstant
err string
}{
{"xyzabc", AUDIT_AVC, "malformed, missing audit prefix"},
{`audit(1464163771`, AUDIT_AVC, "malformed, can't locate start of fields"},
{`audit(1464176620.068:1445`, AUDIT_AVC, "malformed, can't locate end of prefix"},
}
for _, m := range tmsg {
_, err := ParseAuditEvent(m.msg, m.msgType, false)
if err == nil {
t.Fatalf("ParseAuditEvent should have failed on %q", m.msg)
}
if err.Error() != m.err {
t.Fatalf("ParseAuditEvent failed, but error %q was unexpected", err)
}
}
}
func TestNativeParser(t *testing.T) {
for i, tt := range auditTests {
x, err := ParseAuditEvent(tt.msg, tt.msgType, false)
if err != tt.expected {
t.Fatalf("ParseAuditEvent: event %v had unexpected error value", i)
}
if tt.match {
checkEvent(i, &tt.event, x, t)
}
}
}
func BenchmarkNativeParser(b *testing.B) {
for n := 0; n < b.N; n++ {
ParseAuditEvent(`audit(1226874073.147:96): avc: denied { getattr } for pid=2465 comm="httpd" path="/var/www/html/file1 space" dev=dm-0 ino=284133 scontext=unconfined_u:system_r:httpd_t:s0 tcontext=unconfined_u:object_r:samba_share_t:s0 tclass=file`, AUDIT_AVC, true)
}
}
func BenchmarkNativeParserTable(b *testing.B) {
for n := 0; n < b.N; n++ {
for _, x := range auditTests {
ParseAuditEvent(x.msg, AUDIT_AVC, true)
}
}
}
// checkEvent compares auditEvent a to b, ensuring they are identical.
func checkEvent(eventid int, a *AuditEvent, b *AuditEvent, t *testing.T) {
if a.Serial != b.Serial {
t.Fatalf("audit event %v serial did not match", eventid)
}
if a.Timestamp != b.Timestamp {
t.Fatalf("audit event %v timestamp did not match", eventid)
}
if a.Type != b.Type {
t.Fatalf("audit event %v type did not match", eventid)
}
if !reflect.DeepEqual(a.Data, b.Data) {
t.Fatalf("audit event %v data was not equal", eventid)
}
}