1.\" $OpenBSD: rpc.bootparamd.8,v 1.19 2013/07/16 11:13:34 schwarze Exp $ 2.\" @(#)bootparamd.8 3.\" 4.\" This code is not copyright, and is placed in the public domain. 5.\" Feel free to use and modify. Please send modifications and/or 6.\" suggestions + bug fixes to Klas Heggemann <klas@nada.kth.se> 7.\" 8.\" Various small changes by Theo de Raadt <deraadt@fsa.ca> 9.\" Parser rewritten (adding YP support) by Roland McGrath <roland@frob.com> 10.\" 11.Dd $Mdocdate: July 16 2013 $ 12.Dt BOOTPARAMD 8 13.Os 14.Sh NAME 15.Nm bootparamd , 16.Nm rpc.bootparamd 17.Nd boot parameter server 18.Sh SYNOPSIS 19.Nm rpc.bootparamd 20.Op Fl ds 21.Op Fl f Ar file 22.Op Fl r Ar router 23.Sh DESCRIPTION 24.Nm 25is a server process that provides information to diskless clients 26necessary for booting. 27It consults the file 28.Pa /etc/bootparams . 29It should normally be started from 30.Pa /etc/rc . 31.Pp 32This version will allow the use of aliases on the hostname in the 33.Pa /etc/bootparams 34file. 35The hostname returned in response to the booting client's whoami request 36will be the name that appears in the config file, not the canonical name. 37In this way you can keep the answer short enough 38so that machines that cannot handle long hostnames won't fail during boot. 39.Pp 40While parsing, if a line containing just 41.Dq \&+ 42is found, and the YP subsystem is active, the YP map 43.Pa bootparams 44will be searched immediately. 45.Pp 46The options are as follows: 47.Bl -tag -width Ds 48.It Fl d 49Display the debugging information. 50The daemon does not fork in this case. 51.It Fl f Ar file 52Specify the 53.Ar file 54to read boot parameters from. 55Defaults to 56.Pa /etc/bootparams . 57.It Fl r Ar router 58Set the default 59.Ar router 60(a hostname or IP address). 61This defaults to the machine running the server. 62.It Fl s 63Log the debugging information with syslog. 64.El 65.Sh FILES 66.Bl -tag -width /etc/bootparams -compact 67.It Pa /etc/bootparams 68default configuration file 69.El 70.Sh SEE ALSO 71.Xr bootparams 5 , 72.Xr diskless 8 73.Sh AUTHORS 74Originally written by 75.An Klas Heggemann Aq Mt klas@nada.kth.se . 76.Sh BUGS 77You may find the syslog loggings too verbose. 78.Pp 79It's not clear if the non-canonical hack mentioned above is a good idea. 80.Sh WARNING 81If 82.Nm rpc.bootparamd 83is run on a system which is also running YP, your YP 84domainname will be made public information. 85