probes

package
v0.9.0 Latest Latest
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 Go to latest Published: Oct 20, 2021 License: Apache-2.0 Imports: 10 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	// DentryResolverERPCKey is the key to the eRPC dentry resolver tail call program
	DentryResolverERPCKey uint32 = iota
	// DentryResolverParentERPCKey is the key to the eRPC dentry parent resolver tail call program
	DentryResolverParentERPCKey
	// DentryResolverSegmentERPCKey is the key to the eRPC dentry segment resolver tail call program
	DentryResolverSegmentERPCKey
	// DentryResolverKernKprobeKey is the key to the kernel dentry resolver tail call program
	DentryResolverKernKprobeKey
)
View Source 
const (
	// DentryResolverOpenCallbackKprobeKey is the key to the callback program to execute after resolving the dentry of an open event
	DentryResolverOpenCallbackKprobeKey uint32 = iota + 1
	// DentryResolverSetAttrCallbackKprobeKey is the key to the callback program to execute after resolving the dentry of an setattr event
	DentryResolverSetAttrCallbackKprobeKey
	// DentryResolverMkdirCallbackKprobeKey is the key to the callback program to execute after resolving the dentry of an mkdir event
	DentryResolverMkdirCallbackKprobeKey
	// DentryResolverMountCallbackKprobeKey is the key to the callback program to execute after resolving the dentry of an mount event
	DentryResolverMountCallbackKprobeKey
	// DentryResolverSecurityInodeRmdirCallbackKprobeKey is the key to the callback program to execute after resolving the dentry of an rmdir or unlink event
	DentryResolverSecurityInodeRmdirCallbackKprobeKey
	// DentryResolverSetXAttrCallbackKprobeKey is the key to the callback program to execute after resolving the dentry of an setxattr event
	DentryResolverSetXAttrCallbackKprobeKey
	// DentryResolverUnlinkCallbackKprobeKey is the key to the callback program to execute after resolving the dentry of an unlink event
	DentryResolverUnlinkCallbackKprobeKey
	// DentryResolverLinkSrcCallbackKprobeKey is the key to the callback program to execute after resolving the source dentry of a link event
	DentryResolverLinkSrcCallbackKprobeKey
	// DentryResolverLinkDstCallbackKprobeKey is the key to the callback program to execute after resolving the destination dentry of a link event
	DentryResolverLinkDstCallbackKprobeKey
	// DentryResolverRenameCallbackKprobeKey is the key to the callback program to execute after resolving the destination dentry of a rename event
	DentryResolverRenameCallbackKprobeKey
	// DentryResolverSELinuxCallbackKprobeKey is the key to the callback program to execute after resolving the destination dentry of a selinux event
	DentryResolverSELinuxCallbackKprobeKey
)
View Source 
const (
	// DentryResolverOpenCallbackTracepointKey is the key to the callback program to execute after resolving the dentry of an open event
	DentryResolverOpenCallbackTracepointKey uint32 = iota + 1
	// DentryResolverMkdirCallbackTracepointKey is the key to the callback program to execute after resolving the dentry of an mkdir event
	DentryResolverMkdirCallbackTracepointKey
	// DentryResolverMountCallbackTracepointKey is the key to the callback program to execute after resolving the dentry of an mount event
	DentryResolverMountCallbackTracepointKey
	// DentryResolverLinkDstCallbackTracepointKey is the key to the callback program to execute after resolving the destination dentry of a link event
	DentryResolverLinkDstCallbackTracepointKey
	// DentryResolverRenameCallbackTracepointKey is the key to the callback program to execute after resolving the destination dentry of a rename event
	DentryResolverRenameCallbackTracepointKey
)
View Source 
const (
	// Entry indicates that the entry kprobe should be expanded
	Entry = 1 << 0
	// Exit indicates that the exit kretprobe should be expanded
	Exit = 1 << 1
	// ExpandTime32 indicates that the _time32 suffix should be added to the provided probe if needed
	ExpandTime32 = 1 << 2

	// EntryAndExit indicates that both the entry kprobe and exit kretprobe should be expanded
	EntryAndExit = Entry | Exit
)
View Source 
const (
	// DentryResolverKernTracepointKey is the key to the kernel dentry resolver tail call program
	DentryResolverKernTracepointKey uint32 = iota
)
View Source 
const (
	// SecurityAgentUID is the UID used for all the runtime security module probes
	SecurityAgentUID = "security"
)

Variables

View Source 
var SelectorsPerEventType = map[eval.EventType][]manager.ProbesSelector{

	"*": {

		&manager.AllOf{Selectors: []manager.ProbesSelector{
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "tracepoint/raw_syscalls/sys_exit", EBPFFuncName: "sys_exit"}},
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "tracepoint/sched/sched_process_fork", EBPFFuncName: "sched_process_fork"}},
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/do_exit", EBPFFuncName: "kprobe_do_exit"}},
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/security_bprm_committed_creds", EBPFFuncName: "kprobe_security_bprm_committed_creds"}},
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/exit_itimers", EBPFFuncName: "kprobe_exit_itimers"}},
			&manager.BestEffort{Selectors: []manager.ProbesSelector{
				&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/prepare_binprm", EBPFFuncName: "kprobe_prepare_binprm"}},
				&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/bprm_execve", EBPFFuncName: "kprobe_bprm_execve"}},
				&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/security_bprm_check", EBPFFuncName: "kprobe_security_bprm_check"}},
			}},
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/vfs_open", EBPFFuncName: "kprobe_vfs_open"}},
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/do_dentry_open", EBPFFuncName: "kprobe_do_dentry_open"}},
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/commit_creds", EBPFFuncName: "kprobe_commit_creds"}},
		}},
		&manager.OneOf{Selectors: []manager.ProbesSelector{
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/cgroup_procs_write", EBPFFuncName: "kprobe_cgroup_procs_write"}},
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/cgroup1_procs_write", EBPFFuncName: "kprobe_cgroup1_procs_write"}},
		}},
		&manager.OneOf{Selectors: []manager.ProbesSelector{
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/_do_fork", EBPFFuncName: "kprobe__do_fork"}},
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/do_fork", EBPFFuncName: "kprobe_do_fork"}},
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/kernel_clone", EBPFFuncName: "kprobe_kernel_clone"}},
		}},
		&manager.OneOf{Selectors: []manager.ProbesSelector{
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/cgroup_tasks_write", EBPFFuncName: "kprobe_cgroup_tasks_write"}},
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/cgroup1_tasks_write", EBPFFuncName: "kprobe_cgroup1_tasks_write"}},
		}},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "execve"}, Entry),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "execveat"}, Entry),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "setuid"}, EntryAndExit),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "setuid16"}, EntryAndExit),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "setgid"}, EntryAndExit),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "setgid16"}, EntryAndExit),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "seteuid"}, EntryAndExit),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "seteuid16"}, EntryAndExit),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "setegid"}, EntryAndExit),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "setegid16"}, EntryAndExit),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "setfsuid"}, EntryAndExit),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "setfsuid16"}, EntryAndExit),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "setfsgid"}, EntryAndExit),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "setfsgid16"}, EntryAndExit),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "setreuid"}, EntryAndExit),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "setreuid16"}, EntryAndExit),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "setregid"}, EntryAndExit),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "setregid16"}, EntryAndExit),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "setresuid"}, EntryAndExit),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "setresuid16"}, EntryAndExit),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "setresgid"}, EntryAndExit),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "setresgid16"}, EntryAndExit),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "capset"}, EntryAndExit),
		},

		&manager.AllOf{Selectors: []manager.ProbesSelector{
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/vfs_truncate", EBPFFuncName: "kprobe_vfs_truncate"}},
		}},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "open"}, EntryAndExit, true),
		},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "creat"}, EntryAndExit),
		},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "truncate"}, EntryAndExit, true),
		},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "openat"}, EntryAndExit, true),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "openat2"}, EntryAndExit),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "open_by_handle_at"}, EntryAndExit, true),
		},
		&manager.BestEffort{Selectors: []manager.ProbesSelector{
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/io_openat2", EBPFFuncName: "kprobe_io_openat2"}},
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kretprobe/io_openat2", EBPFFuncName: "kretprobe_io_openat2"}},
		}},
		&manager.AllOf{Selectors: []manager.ProbesSelector{
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/filp_close", EBPFFuncName: "kprobe_filp_close"}},
		}},

		&manager.AllOf{Selectors: []manager.ProbesSelector{
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/attach_recursive_mnt", EBPFFuncName: "kprobe_attach_recursive_mnt"}},
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/propagate_mnt", EBPFFuncName: "kprobe_propagate_mnt"}},
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/security_sb_umount", EBPFFuncName: "kprobe_security_sb_umount"}},
		}},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "mount"}, EntryAndExit, true),
		},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "umount"}, EntryAndExit),
		},

		&manager.AllOf{Selectors: []manager.ProbesSelector{
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/vfs_rename", EBPFFuncName: "kprobe_vfs_rename"}},
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/mnt_want_write", EBPFFuncName: "kprobe_mnt_want_write"}},
		}},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "rename"}, EntryAndExit),
		},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "renameat"}, EntryAndExit),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "renameat2"}, EntryAndExit),
		},

		&manager.AllOf{Selectors: []manager.ProbesSelector{
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/mnt_want_write", EBPFFuncName: "kprobe_mnt_want_write"}},
		}},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "unlinkat"}, EntryAndExit),
		},

		&manager.AllOf{Selectors: []manager.ProbesSelector{
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/security_inode_rmdir", EBPFFuncName: "kprobe_security_inode_rmdir"}},
		}},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "rmdir"}, EntryAndExit),
		},

		&manager.AllOf{Selectors: []manager.ProbesSelector{
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/vfs_unlink", EBPFFuncName: "kprobe_vfs_unlink"}},
		}},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "unlink"}, EntryAndExit),
		},

		&manager.AllOf{Selectors: []manager.ProbesSelector{
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/do_vfs_ioctl", EBPFFuncName: "kprobe_do_vfs_ioctl"}},
		}},

		&manager.AllOf{Selectors: []manager.ProbesSelector{
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/security_inode_getattr", EBPFFuncName: "kprobe_security_inode_getattr"}},
		}},

		&manager.AllOf{Selectors: []manager.ProbesSelector{
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/vfs_link", EBPFFuncName: "kprobe_vfs_link"}},
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/filename_create", EBPFFuncName: "kprobe_filename_create"}},
		}},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "link"}, EntryAndExit),
		},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "linkat"}, EntryAndExit),
		},

		&manager.BestEffort{Selectors: []manager.ProbesSelector{
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/sel_write_disable", EBPFFuncName: "kprobe_sel_write_disable"}},
		}},
		&manager.AllOf{Selectors: []manager.ProbesSelector{
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/sel_write_enforce", EBPFFuncName: "kprobe_sel_write_enforce"}},
		}},
		&manager.AllOf{Selectors: []manager.ProbesSelector{
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/sel_write_bool", EBPFFuncName: "kprobe_sel_write_bool"}},
		}},
		&manager.AllOf{Selectors: []manager.ProbesSelector{
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/sel_commit_bools_write", EBPFFuncName: "kprobe_sel_commit_bools_write"}},
		}},
	},

	"chmod": {
		&manager.AllOf{Selectors: []manager.ProbesSelector{
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/security_inode_setattr", EBPFFuncName: "kprobe_security_inode_setattr"}},
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/mnt_want_write", EBPFFuncName: "kprobe_mnt_want_write"}},
		}},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "chmod"}, EntryAndExit),
		},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "fchmod"}, EntryAndExit),
		},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "fchmodat"}, EntryAndExit),
		},
	},

	"chown": {
		&manager.AllOf{Selectors: []manager.ProbesSelector{
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/security_inode_setattr", EBPFFuncName: "kprobe_security_inode_setattr"}},
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/mnt_want_write", EBPFFuncName: "kprobe_mnt_want_write"}},
		}},
		&manager.OneOf{Selectors: []manager.ProbesSelector{
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/mnt_want_write_file", EBPFFuncName: "kprobe_mnt_want_write_file"}},
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/mnt_want_write_file_path", EBPFFuncName: "kprobe_mnt_want_write_file_path"}},
		}},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "chown"}, EntryAndExit),
		},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "chown16"}, EntryAndExit),
		},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "fchown"}, EntryAndExit),
		},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "fchown16"}, EntryAndExit),
		},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "fchownat"}, EntryAndExit),
		},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "lchown"}, EntryAndExit),
		},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "lchown16"}, EntryAndExit),
		},
	},

	"mkdir": {
		&manager.AllOf{Selectors: []manager.ProbesSelector{
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/vfs_mkdir", EBPFFuncName: "kprobe_vfs_mkdir"}},
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/filename_create", EBPFFuncName: "kprobe_filename_create"}},
		}},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "mkdir"}, EntryAndExit),
		},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "mkdirat"}, EntryAndExit),
		},
	},

	"removexattr": {
		&manager.AllOf{Selectors: []manager.ProbesSelector{
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/vfs_removexattr", EBPFFuncName: "kprobe_vfs_removexattr"}},
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/mnt_want_write", EBPFFuncName: "kprobe_mnt_want_write"}},
		}},
		&manager.OneOf{Selectors: []manager.ProbesSelector{
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/mnt_want_write_file", EBPFFuncName: "kprobe_mnt_want_write_file"}},
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/mnt_want_write_file_path", EBPFFuncName: "kprobe_mnt_want_write_file_path"}},
		}},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "removexattr"}, EntryAndExit),
		},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "fremovexattr"}, EntryAndExit),
		},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "lremovexattr"}, EntryAndExit),
		},
	},

	"setxattr": {
		&manager.AllOf{Selectors: []manager.ProbesSelector{
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/vfs_setxattr", EBPFFuncName: "kprobe_vfs_setxattr"}},
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/mnt_want_write", EBPFFuncName: "kprobe_mnt_want_write"}},
		}},
		&manager.OneOf{Selectors: []manager.ProbesSelector{
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/mnt_want_write_file", EBPFFuncName: "kprobe_mnt_want_write_file"}},
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/mnt_want_write_file_path", EBPFFuncName: "kprobe_mnt_want_write_file_path"}},
		}},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "setxattr"}, EntryAndExit),
		},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "fsetxattr"}, EntryAndExit),
		},
		&manager.OneOf{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "lsetxattr"}, EntryAndExit),
		},
	},

	"utimes": {
		&manager.AllOf{Selectors: []manager.ProbesSelector{
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/security_inode_setattr", EBPFFuncName: "kprobe_security_inode_setattr"}},
			&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "kprobe/mnt_want_write", EBPFFuncName: "kprobe_mnt_want_write"}},
		}},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "utime"}, EntryAndExit, true),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "utime32"}, EntryAndExit),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "utimes"}, EntryAndExit, true),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "utimes"}, EntryAndExit|ExpandTime32),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "utimensat"}, EntryAndExit, true),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "utimensat"}, EntryAndExit|ExpandTime32),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "futimesat"}, EntryAndExit, true),
		},
		&manager.BestEffort{Selectors: ExpandSyscallProbesSelector(
			manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "futimesat"}, EntryAndExit|ExpandTime32),
		},
	},
}

SelectorsPerEventType is the list of probes that should be activated for each event

View Source 
var SyscallMonitorSelectors = []manager.ProbesSelector{
	&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "tracepoint/raw_syscalls/sys_enter", EBPFFuncName: "sys_enter"}},
	&manager.ProbeSelector{ProbeIdentificationPair: manager.ProbeIdentificationPair{UID: SecurityAgentUID, EBPFSection: "tracepoint/sched/sched_process_exec", EBPFFuncName: "sched_process_exec"}},
}

SyscallMonitorSelectors is the list of probes that should be activated for the syscall monitor feature

Functions

func AllBPFProbeWriteUserSections 

func AllBPFProbeWriteUserSections() []string

AllBPFProbeWriteUserSections returns the list of program sections that use the bpf_probe_write_user helper

func AllMapSpecEditors 

func AllMapSpecEditors(numCPU int) map[string]manager.MapSpecEditor

AllMapSpecEditors returns the list of map editors

func AllMaps 

func AllMaps() []*manager.Map

AllMaps returns the list of maps of the runtime security module

func AllPerfMaps 

func AllPerfMaps() []*manager.PerfMap

AllPerfMaps returns the list of perf maps of the runtime security module

func AllProbes 

func AllProbes() []*manager.Probe

AllProbes returns the list of all the probes of the runtime security module

func AllTailRoutes 

func AllTailRoutes(ERPCDentryResolutionEnabled bool) []manager.TailCallRoute

AllTailRoutes returns the list of all the tail call routes

func ExpandSyscallProbes 

func ExpandSyscallProbes(probe *manager.Probe, flag int, compat ...bool) []*manager.Probe

ExpandSyscallProbes returns the list of available hook probes for the syscall func name of the provided probe

func ExpandSyscallProbesSelector 

func ExpandSyscallProbesSelector(id manager.ProbeIdentificationPair, flag int, compat ...bool) []manager.ProbesSelector

ExpandSyscallProbesSelector returns the list of a ProbesSelector required to query all the probes available for a syscall

func GetPerfBufferStatisticsMaps 

func GetPerfBufferStatisticsMaps() map[string]string

GetPerfBufferStatisticsMaps returns the list of maps used to monitor the performances of each perf buffers

func ShouldUseSyscallExitTracepoints 

func ShouldUseSyscallExitTracepoints() bool

ShouldUseSyscallExitTracepoints returns true if the kernel version is old and we need to use tracepoints to handle syscall exits instead of kretprobes

Types

This section is empty.

Source Files

View all Source files

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