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usr.bin/protect/protect.1
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| .\" | .\" | |||||||||
| .\" $FreeBSD$ | .\" $FreeBSD$ | |||||||||
| .\" | .\" | |||||||||
| .Dd September 19, 2013 | .Dd May 18, 2021 | |||||||||
| .Dt PROTECT 1 | .Dt PROTECT 1 | |||||||||
| .Os | .Os | |||||||||
| .Sh NAME | .Sh NAME | |||||||||
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| or | or | |||||||||
| .Fl g | .Fl g | |||||||||
| flags may be specified when adjusting the state of existing processes. | flags may be specified when adjusting the state of existing processes. | |||||||||
| .Pp | ||||||||||
| Daemons can be protected on startup using | ||||||||||
| .Ao Ar name Ac Ns Va _oomprotect | ||||||||||
| option from | ||||||||||
| .Xr rc.conf 5 . | ||||||||||
| .Sh EXIT STATUS | .Sh EXIT STATUS | |||||||||
| .Ex -std | .Ex -std | |||||||||
| .Sh EXAMPLES | .Sh EXAMPLES | |||||||||
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| Remove protection from all current and future processes: | Remove protection from all current and future processes: | |||||||||
| .Pp | .Pp | |||||||||
| .Dl "protect -cdi -p 1" | .Dl "protect -cdi -p 1" | |||||||||
| .Pp | ||||||||||
| Using | ||||||||||
| .Xr ps 1 | ||||||||||
| check if protect has been applied to the process: | ||||||||||
debdrupAuthorUnsubmitted Not Done Inline Actions
debdrup: | ||||||||||
| .Pp | ||||||||||
| .Dl "ps -O flags,flags2 -p 64430" | ||||||||||
| .Pp | ||||||||||
| .Dl " PID F F2 TT STAT TIME COMMAND" | ||||||||||
| .Dl "64430 10104002 00000001 5 S+ 0:00.00 ./main" | ||||||||||
| .Dl " ^P ^PI" | ||||||||||
| .Pp | ||||||||||
| In the bove example | ||||||||||
Not Done Inline Actions
debdrup: | ||||||||||
| .Nm P | ||||||||||
| points at the protected flag and | ||||||||||
| .Nm PI | ||||||||||
| points at the iheritance flag. The process is protected if | ||||||||||
| .Nm P | ||||||||||
| bit is set to 1. All children of this process will also be protected if | ||||||||||
| .Nm PI | ||||||||||
| bit is set to 1. | ||||||||||
| .Sh SEE ALSO | .Sh SEE ALSO | |||||||||
| .Xr procctl 2 | .Xr procctl 2 | |||||||||
| .Xr ps 1 | ||||||||||
| .Xr rc.conf 5 | ||||||||||
| .Sh BUGS | .Sh BUGS | |||||||||
| If you protect a runaway process that allocates all memory the system will | If you protect a runaway process that allocates all memory the system will | |||||||||
| deadlock. | deadlock. | |||||||||
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