Created
July 10, 2022 09:21
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apiVersion: cilium.io/v1alpha1 | |
kind: TracingPolicy | |
metadata: | |
name: "sys-read-follow-prefix" | |
spec: | |
kprobes: | |
- call: "fd_install" | |
syscall: false | |
return: false | |
args: | |
- index: 0 | |
type: int | |
- index: 1 | |
type: "file" | |
selectors: | |
- matchPIDs: | |
- operator: NotIn | |
followForks: true | |
isNamespacePID: true | |
values: | |
- 1 | |
matchArgs: | |
- index: 1 | |
operator: "Prefix" | |
values: | |
- "/etc/" | |
matchActions: | |
- action: FollowFD | |
argFd: 0 | |
argName: 1 | |
- call: "__x64_sys_close" | |
syscall: true | |
args: | |
- index: 0 | |
type: "int" | |
selectors: | |
- matchActions: | |
- action: UnfollowFD | |
argFd: 0 | |
argName: 0 | |
- call: "__x64_sys_read" | |
syscall: true | |
args: | |
- index: 0 | |
type: "fd" | |
- index: 1 | |
type: "char_buf" | |
returnCopy: true | |
- index: 2 | |
type: "size_t" | |
- call: "__x64_sys_write" | |
syscall: true | |
args: | |
- index: 0 | |
type: "fd" | |
- index: 1 | |
type: "char_buf" | |
sizeArgIndex: 3 | |
- index: 2 | |
type: "size_t" | |
selectors: | |
- matchActions: | |
- action: Sigkill |
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