-
Notifications
You must be signed in to change notification settings - Fork 18
/
isolationprofile.go
309 lines (265 loc) · 9.89 KB
/
isolationprofile.go
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
package types
import (
"net/http"
"go.aporeto.io/elemental"
)
// SyscallEnforcementRulesMap is a list of SyscallEnforcementRule.
type SyscallEnforcementRulesMap map[AuditSystemCallType]*SyscallEnforcementRule
// Validate validates a SyscallEnforcementRulesMap
func (s SyscallEnforcementRulesMap) Validate() error {
var errs []error
for r := range s {
if err := r.Validate("syscall"); err != nil {
errs = append(errs, err)
}
}
if len(errs) > 0 {
return elemental.NewErrors(errs...)
}
return nil
}
// SyscallEnforcementRule is a rule to match a syscall in Seccomp.
type SyscallEnforcementRule struct {
DefaultAction SyscallEnforcementAction `msgpack:"action" json:"action"`
Args []*SyscallEnforcermentArg `msgpack:"args" json:"args"`
}
// Validate validates a syscall enforcement rule.
func (s *SyscallEnforcementRule) Validate() error {
var errs []error
if err := s.DefaultAction.Validate(); err != nil {
errs = append(errs, err)
}
for _, s := range s.Args {
if err := s.Validate(); err != nil {
errs = append(errs, err)
}
}
if len(errs) > 1 {
return elemental.NewErrors(errs...)
}
return nil
}
// SyscallEnforcermentArg is a rule to match a specific syscall argument in Seccomp.
type SyscallEnforcermentArg struct {
Index uint
Value uint64 `msgpack:"value" json:"value"`
ValueTwo uint64 `msgpack:"valueTwo" json:"valueTwo"`
Op SyscallEnforcementOperator `msgpack:"op" json:"op"`
Action SyscallEnforcementAction
}
// Validate validates the syscall enforcement arguments.
func (s *SyscallEnforcermentArg) Validate() error {
if err := s.Op.Validate(); err != nil {
return elemental.NewError("Validation Error", "Unknown syscall operator", "elemental", http.StatusUnprocessableEntity)
}
if err := s.Action.Validate(); err != nil {
return elemental.NewError("Validation Error", "Unknown syscall enforcement action", "elemental", http.StatusUnprocessableEntity)
}
return nil
}
// SyscallEnforcementOperator is a comparison operator to be used when matching syscall arguments in Seccomp./
type SyscallEnforcementOperator int
// Values of SyscallEnforcementOperator.
const (
SyscallEnforcementOperatorEqualTo SyscallEnforcementOperator = iota
SyscallEnforcementOperatorNotEqualTo
SyscallEnforcementOperatorGreaterThan
SyscallEnforcementOperatorGreaterThanOrEqualTo
SyscallEnforcementOperatorLessThan
SyscallEnforcementOperatorLessThanOrEqualTo
SyscallEnforcementOperatorMaskEqualTo
)
// Validate validates the syscall enforcement operator
func (s SyscallEnforcementOperator) Validate() error {
if s < SyscallEnforcementOperatorEqualTo || s > SyscallEnforcementOperatorMaskEqualTo {
return elemental.NewError("Validation Error", "Unknown operator", "elemental", http.StatusUnprocessableEntity)
}
return nil
}
// SyscallEnforcementAction is the action type.
type SyscallEnforcementAction int
// Values of SyscallEnforcementAction.
const (
SyscallEnforcementActionKill SyscallEnforcementAction = iota
SyscallEnforcementActionErrno
SyscallEnforcementActionTrap
SyscallEnforcementActionAllow
SyscallEnforcementActionTrace
)
// Validate validates a syslcall enforcement action.
func (s SyscallEnforcementAction) Validate() error {
if s < SyscallEnforcementActionKill || s > SyscallEnforcementActionTrace {
return elemental.NewError("Validation Error", "Unknown syscall enforcement action", "elemental", http.StatusUnprocessableEntity)
}
return nil
}
// CapabilitiesType is the type of capabilities.
type CapabilitiesType string
// Values of CapabilitiesType.
const (
CapabilitiesTypeAuditControl CapabilitiesType = "AUDIT_CONTROL"
CapabilitiesTypeAuditRead CapabilitiesType = "AUDIT_READ"
CapabilitiesTypeAuditWrite CapabilitiesType = "AUDIT_WRITE"
CapabilitiesTypeBlockSuspend CapabilitiesType = "BLOCK_SUSPEND"
CapabilitiesTypeChown CapabilitiesType = "CHOWN"
CapabilitiesTypeDacOverride CapabilitiesType = "DAC_OVERRIDE"
CapabilitiesTypeReadSearch CapabilitiesType = "DAC_READ_SEARCH"
CapabilitiesTypeFowner CapabilitiesType = "FOWNER"
CapabilitiesTypeFsetid CapabilitiesType = "FSETID"
CapabilitiesTypeIPCLock CapabilitiesType = "IPC_LOCK"
CapabilitiesTypeIPCOwner CapabilitiesType = "IPC_OWNER"
CapabilitiesTypeKill CapabilitiesType = "KILL"
CapabilitiesTypeLease CapabilitiesType = "LEASE"
CapabilitiesTypeLinuxImmutable CapabilitiesType = "LINUX_IMMUTABLE"
CapabilitiesTypeMacAdmin CapabilitiesType = "MAC_ADMIN"
CapabilitiesTypeMacOverride CapabilitiesType = "MAC_OVERRIDE"
CapabilitiesTypeMknod CapabilitiesType = "MKNOD"
CapabilitiesTypeNetAdmin CapabilitiesType = "NET_ADMIN"
CapabilitiesTypeNetBindService CapabilitiesType = "NET_BIND_SERVICE"
CapabilitiesTypeNetBroadcast CapabilitiesType = "NET_BROADCAST"
CapabilitiesTypeNetRaw CapabilitiesType = "NET_RAW"
CapabilitiesTypeSetGid CapabilitiesType = "SETGID"
CapabilitiesTypeSetFcap CapabilitiesType = "SETFCAP"
CapabilitiesTypeSetPcap CapabilitiesType = "SETPCAP"
CapabilitiesTypeSetUID CapabilitiesType = "SETUID"
CapabilitiesTypeSysAdmin CapabilitiesType = "SYS_ADMIN"
CapabilitiesTypeSysBoot CapabilitiesType = "SYS_BOOT"
CapabilitiesTypeSysChroot CapabilitiesType = "SYS_CHROOT"
CapabilitiesTypeSysModule CapabilitiesType = "SYS_MODULE"
CapabilitiesTypeSysNice CapabilitiesType = "SYS_NICE"
CapabilitiesTypeSysPacct CapabilitiesType = "SYS_PACCT"
CapabilitiesTypeSysPtrace CapabilitiesType = "SYS_PTRACE"
CapabilitiesTypeSysRawIO CapabilitiesType = "SYS_RAWIO"
CapabilitiesTypeSysResource CapabilitiesType = "SYS_RESOURCE"
CapabilitiesTypeSysTime CapabilitiesType = "SYS_TIME"
CapabilitiesTypeSysTTYConfig CapabilitiesType = "SYS_TTY_CONFIG"
CapabilitiesTypeCapSyslog CapabilitiesType = "SYSLOG"
CapabilitiesTypeWakeAlarm CapabilitiesType = "WAKE_ALARM"
)
var reverseCapabilitiesMap = map[string]interface{}{
"AUDIT_CONTROL": nil,
"AUDIT_READ": nil,
"AUDIT_WRITE": nil,
"BLOCK_SUSPEND": nil,
"CHOWN": nil,
"DAC_OVERRIDE": nil,
"DAC_READ_SEARCH": nil,
"FOWNER": nil,
"FSETID": nil,
"IPC_LOCK": nil,
"IPC_OWNER": nil,
"KILL": nil,
"LEASE": nil,
"LINUX_IMMUTABLE": nil,
"MAC_ADMIN": nil,
"MAC_OVERRIDE": nil,
"MKNOD": nil,
"NET_ADMIN": nil,
"NET_BIND_SERVICE": nil,
"NET_BROADCAST": nil,
"NET_RAW": nil,
"SETGID": nil,
"SETFCAP": nil,
"SETPCAP": nil,
"SETUID": nil,
"SYS_ADMIN": nil,
"SYS_BOOT": nil,
"SYS_CHROOT": nil,
"SYS_MODULE": nil,
"SYS_NICE": nil,
"SYS_PACCT": nil,
"SYS_PTRACE": nil,
"SYS_RAWIO": nil,
"SYS_RESOURCE": nil,
"SYS_TIME": nil,
"SYS_TTY_CONFIG": nil,
"SYSLOG": nil,
"WAKE_ALARM": nil,
}
// Validate validates the capabilities.
func (c CapabilitiesType) Validate() error {
return elemental.ValidateStringInMap("capabilities", string(c), reverseCapabilitiesMap, false)
}
// CapabilitiesActionType is add or drop
type CapabilitiesActionType int
// Values for CapabilitiesActionType
const (
CapabilitiesActionTypeAdd CapabilitiesActionType = iota
CapabilitiesActionTypeDrop
)
// CapabilitiesTypeMap is a list of capabilities.
type CapabilitiesTypeMap map[CapabilitiesType]CapabilitiesActionType
// Validate validates a capabilities type list.
func (c CapabilitiesTypeMap) Validate() error {
var errs []error
for k, v := range c {
if err := k.Validate(); err != nil {
errs = append(errs, err)
}
if v < CapabilitiesActionTypeAdd || v > CapabilitiesActionTypeDrop {
errs = append(errs, elemental.NewError("Validation Error", "Unknown capabilities action type", "elemental", http.StatusUnprocessableEntity))
}
}
if len(errs) > 1 {
return elemental.NewErrors(errs...)
}
return nil
}
// ArchitecturesType is the type for different architectures supported.
type ArchitecturesType string
// Values of ArchitecturesType.
const (
ArchitectureTypeX86 ArchitecturesType = "x86"
ArchitectureTypeX86_64 ArchitecturesType = "amd64"
ArchitectureTypeX32 ArchitecturesType = "x32"
ArchitectureTypeARM ArchitecturesType = "arm"
ArchitectureTypeAARCH64 ArchitecturesType = "arm64"
ArchitectureTypeMIPS ArchitecturesType = "mips"
ArchitectureTypeMIPS64 ArchitecturesType = "mips64"
ArchitectureTypeMIPS64N32 ArchitecturesType = "mips64n32"
ArchitectureTypeMIPSEL ArchitecturesType = "mipsel"
ArchitectureTypeMIPSEL64 ArchitecturesType = "mipsel64"
ArchitectureTypeMIPSEL64N32 ArchitecturesType = "mipsel64n32"
ArchitectureTypePPC ArchitecturesType = "ppc"
ArchitectureTypePPC64 ArchitecturesType = "ppc64"
ArchitectureTypePPC64LE ArchitecturesType = "ppc64le"
ArchitectureTypeS390 ArchitecturesType = "s390"
ArchitectureTypeS390X ArchitecturesType = "s390x"
)
var reverseArchitecturesMap = map[string]interface{}{
"x86": nil,
"amd64": nil,
"x32": nil,
"arm": nil,
"arm64": nil,
"mips": nil,
"mips64": nil,
"mips64n32": nil,
"mipsel": nil,
"mipsel64": nil,
"mipsel64n32": nil,
"ppc": nil,
"ppc64": nil,
"ppc64le": nil,
"s390": nil,
"s390x": nil,
}
// Validate validates the architectures.
func (a ArchitecturesType) Validate() error {
return elemental.ValidateStringInMap("capabilities", string(a), reverseArchitecturesMap, false)
}
// ArchitecturesTypeList is a list of ArchitectureTypes.
type ArchitecturesTypeList []ArchitecturesType
// Validate validates an architectures type list.
func (a ArchitecturesTypeList) Validate() error {
var errs []error
for _, s := range a {
if err := s.Validate(); err != nil {
errs = append(errs, err)
}
}
if len(errs) > 1 {
return elemental.NewErrors(errs...)
}
return nil
}