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39 lines
898 B
Go
39 lines
898 B
Go
// +build apparmor,linux
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package apparmor
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// #cgo LDFLAGS: -lapparmor
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// #include <sys/apparmor.h>
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// #include <stdlib.h>
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import "C"
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import (
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"io/ioutil"
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"os"
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"unsafe"
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)
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// IsEnabled returns true if apparmor is enabled for the host.
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func IsEnabled() bool {
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if _, err := os.Stat("/sys/kernel/security/apparmor"); err == nil && os.Getenv("container") == "" {
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if _, err = os.Stat("/sbin/apparmor_parser"); err == nil {
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buf, err := ioutil.ReadFile("/sys/module/apparmor/parameters/enabled")
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return err == nil && len(buf) > 1 && buf[0] == 'Y'
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}
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}
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return false
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}
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// ApplyProfile will apply the profile with the specified name to the process after
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// the next exec.
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func ApplyProfile(name string) error {
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if name == "" {
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return nil
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}
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cName := C.CString(name)
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defer C.free(unsafe.Pointer(cName))
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if _, err := C.aa_change_onexec(cName); err != nil {
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return err
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}
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return nil
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}
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