()
| 33 | } |
| 34 | |
| 35 | func (l *linuxSetnsInit) Init() error { |
| 36 | if !l.config.Config.NoNewKeyring { |
| 37 | if l.config.ProcessLabel != "" { |
| 38 | if err := selinux.SetKeyLabel(l.config.ProcessLabel); err != nil { |
| 39 | return err |
| 40 | } |
| 41 | defer selinux.SetKeyLabel("") //nolint: errcheck |
| 42 | } |
| 43 | // Do not inherit the parent's session keyring. |
| 44 | if _, err := keys.JoinSessionKeyring(l.getSessionRingName()); err != nil { |
| 45 | logrus.Warnf("KeyctlJoinSessionKeyring: %v", err) |
| 46 | // Same justification as in standard_init_linux.go as to why we |
| 47 | // don't bail on ENOSYS. |
| 48 | if !errors.Is(err, unix.ENOSYS) { |
| 49 | return fmt.Errorf("unable to join session keyring: %w", err) |
| 50 | } |
| 51 | } |
| 52 | } |
| 53 | |
| 54 | if l.config.CreateConsole { |
| 55 | if err := setupConsole(l.consoleSocket, l.config, false); err != nil { |
| 56 | return err |
| 57 | } |
| 58 | if err := system.Setctty(); err != nil { |
| 59 | return err |
| 60 | } |
| 61 | } |
| 62 | if l.pidfdSocket != nil { |
| 63 | if err := setupPidfd(l.pidfdSocket, "setns"); err != nil { |
| 64 | return fmt.Errorf("failed to setup pidfd: %w", err) |
| 65 | } |
| 66 | } |
| 67 | if l.config.NoNewPrivileges { |
| 68 | if err := unix.Prctl(unix.PR_SET_NO_NEW_PRIVS, 1, 0, 0, 0); err != nil { |
| 69 | return err |
| 70 | } |
| 71 | } |
| 72 | if l.config.Config.Umask != nil { |
| 73 | unix.Umask(int(*l.config.Config.Umask)) |
| 74 | } |
| 75 | |
| 76 | if err := setupScheduler(l.config); err != nil { |
| 77 | return err |
| 78 | } |
| 79 | |
| 80 | if err := setupIOPriority(l.config); err != nil { |
| 81 | return err |
| 82 | } |
| 83 | |
| 84 | // Set personality if specified. |
| 85 | if l.config.Config.Personality != nil { |
| 86 | if err := setupPersonality(l.config.Config); err != nil { |
| 87 | return err |
| 88 | } |
| 89 | } |
| 90 | |
| 91 | if err := setupMemoryPolicy(l.config.Config); err != nil { |
| 92 | return err |
nothing calls this directly
no test coverage detected