mirror of
https://github.com/roddhjav/apparmor.d.git
synced 2024-11-15 16:03:51 +01:00
123 lines
2.6 KiB
Go
123 lines
2.6 KiB
Go
// apparmor.d - Full set of apparmor profiles
|
|
// Copyright (C) 2021-2024 Alexandre Pujol <alexandre@pujol.io>
|
|
// SPDX-License-Identifier: GPL-2.0-only
|
|
|
|
package aa
|
|
|
|
import (
|
|
"fmt"
|
|
"slices"
|
|
)
|
|
|
|
const CHANGEPROFILE Kind = "change_profile"
|
|
|
|
func init() {
|
|
requirements[CHANGEPROFILE] = requirement{
|
|
"mode": []string{"safe", "unsafe"},
|
|
}
|
|
}
|
|
|
|
type ChangeProfile struct {
|
|
Base
|
|
Qualifier
|
|
ExecMode string
|
|
Exec string
|
|
ProfileName string
|
|
}
|
|
|
|
func newChangeProfile(q Qualifier, rule rule) (Rule, error) {
|
|
mode, exec, target := "", "", ""
|
|
if len(rule) > 0 {
|
|
if slices.Contains(requirements[CHANGEPROFILE]["mode"], rule.Get(0)) {
|
|
mode = rule.Get(0)
|
|
rule = rule[1:]
|
|
}
|
|
if len(rule) > 0 {
|
|
if rule.Get(0) != tokARROW {
|
|
exec = rule.Get(0)
|
|
if len(rule) > 2 {
|
|
if rule.Get(1) != tokARROW {
|
|
return nil, fmt.Errorf("missing '%s' in rule: %s", tokARROW, rule)
|
|
}
|
|
target = rule.Get(2)
|
|
}
|
|
} else {
|
|
if len(rule) > 1 {
|
|
target = rule.Get(1)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return &ChangeProfile{
|
|
Base: newBase(rule),
|
|
Qualifier: q,
|
|
ExecMode: mode,
|
|
Exec: exec,
|
|
ProfileName: target,
|
|
}, nil
|
|
}
|
|
|
|
func newChangeProfileFromLog(log map[string]string) Rule {
|
|
return &ChangeProfile{
|
|
Base: newBaseFromLog(log),
|
|
Qualifier: newQualifierFromLog(log),
|
|
ExecMode: log["mode"],
|
|
Exec: log["exec"],
|
|
ProfileName: log["target"],
|
|
}
|
|
}
|
|
|
|
func (r *ChangeProfile) Kind() Kind {
|
|
return CHANGEPROFILE
|
|
}
|
|
|
|
func (r *ChangeProfile) Constraint() Constraint {
|
|
return BlockRule
|
|
}
|
|
|
|
func (r *ChangeProfile) String() string {
|
|
return renderTemplate(r.Kind(), r)
|
|
}
|
|
|
|
func (r *ChangeProfile) Validate() error {
|
|
if err := validateValues(r.Kind(), "mode", []string{r.ExecMode}); err != nil {
|
|
return fmt.Errorf("%s: %w", r, err)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func (r *ChangeProfile) Compare(other Rule) int {
|
|
o, _ := other.(*ChangeProfile)
|
|
if res := compare(r.ExecMode, o.ExecMode); res != 0 {
|
|
return res
|
|
}
|
|
if res := compare(r.Exec, o.Exec); res != 0 {
|
|
return res
|
|
}
|
|
if res := compare(r.ProfileName, o.ProfileName); res != 0 {
|
|
return res
|
|
}
|
|
return r.Qualifier.Compare(o.Qualifier)
|
|
}
|
|
|
|
func (r *ChangeProfile) Merge(other Rule) bool {
|
|
return false // Never merge change_profile
|
|
}
|
|
|
|
func (r *ChangeProfile) Lengths() []int {
|
|
return []int{
|
|
r.Qualifier.getLenAudit(),
|
|
r.Qualifier.getLenAccess(),
|
|
length("", r.ExecMode),
|
|
length("", r.Exec),
|
|
length("", r.ProfileName),
|
|
}
|
|
}
|
|
|
|
func (r *ChangeProfile) setPaddings(max []int) {
|
|
r.Paddings = append(r.Qualifier.setPaddings(max[:2]), setPaddings(
|
|
max[2:], []string{"", "", ""},
|
|
[]any{r.ExecMode, r.Exec, r.ProfileName})...,
|
|
)
|
|
}
|