1.\" $NetBSD: makefs.8,v 1.25 2006/03/12 11:18:31 rpaulo Exp $ 2.\" 3.\" Copyright (c) 2001-2003 Wasabi Systems, Inc. 4.\" All rights reserved. 5.\" 6.\" Written by Luke Mewburn for Wasabi Systems, Inc. 7.\" 8.\" Redistribution and use in source and binary forms, with or without 9.\" modification, are permitted provided that the following conditions 10.\" are met: 11.\" 1. Redistributions of source code must retain the above copyright 12.\" notice, this list of conditions and the following disclaimer. 13.\" 2. Redistributions in binary form must reproduce the above copyright 14.\" notice, this list of conditions and the following disclaimer in the 15.\" documentation and/or other materials provided with the distribution. 16.\" 3. All advertising materials mentioning features or use of this software 17.\" must display the following acknowledgement: 18.\" This product includes software developed for the NetBSD Project by 19.\" Wasabi Systems, Inc. 20.\" 4. The name of Wasabi Systems, Inc. may not be used to endorse 21.\" or promote products derived from this software without specific prior 22.\" written permission. 23.\" 24.\" THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND 25.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 26.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 27.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC 28.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 29.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 30.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 31.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 32.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 33.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 34.\" POSSIBILITY OF SUCH DAMAGE. 35.\" 36.Dd March 11, 2006 37.Dt MAKEFS 8 38.Os 39.Sh NAME 40.Nm makefs 41.Nd create a file system image from a directory tree 42.Sh SYNOPSIS 43.Nm 44.Op Fl x 45.Op Fl B Ar byte-order 46.Op Fl b Ar free-blocks 47.Op Fl d Ar debug-mask 48.Op Fl F Ar specfile 49.Op Fl f Ar free-files 50.Op Fl M Ar minimum-size 51.Op Fl m Ar maximum-size 52.Op Fl N Ar userdb-dir 53.Op Fl o Ar fs-options 54.Op Fl S Ar sector-size 55.Op Fl s Ar image-size 56.Op Fl t Ar fs-type 57.Ar image-file 58.Ar directory 59.Sh DESCRIPTION 60The utility 61.Nm 62creates a file system image into 63.Ar image-file 64from the directory tree 65.Ar directory . 66No special devices or privileges are required to perform this task. 67.Pp 68The options are as follows: 69.Bl -tag -width flag 70.It Fl B Ar byte-order 71Set the byte order of the image to 72.Ar byte-order . 73Valid byte orders are 74.Ql 4321 , 75.Ql big , 76or 77.Ql be 78for big endian, and 79.Ql 1234 , 80.Ql little , 81or 82.Ql le 83for little endian. 84Some file systems may have a fixed byte order; in those cases this 85argument will be ignored. 86.It Fl b Ar free-blocks 87Ensure that a minimum of 88.Ar free-blocks 89free blocks exist in the image. 90An optional 91.Ql % 92suffix may be provided to indicate that 93.Ar free-blocks 94indicates a percentage of the calculated image size. 95.It Fl d Ar debug-mask 96Enable various levels of debugging, depending upon which bits are 97set in 98.Ar debug-mask . 99XXX: document these 100.It Fl F Ar specfile 101Use 102.Ar specfile 103as an 104.Xr mtree 8 105.Sq specfile 106specification. 107.Pp 108If a specfile entry exists in the underlying file system, its 109permissions and modification time will be used unless specifically 110overridden by the specfile. 111An error will be raised if the type of entry in the specfile 112conflicts with that of an existing entry. 113.Pp 114In the opposite case (where a specfile entry does not have an entry 115in the underlying file system) the following occurs: 116If the specfile entry is marked 117.Sy optional , 118the specfile entry is ignored. 119Otherwise, the entry will be created in the image, and it is 120necessary to specify at least the following parameters in the 121specfile: 122.Sy type , 123.Sy mode , 124.Sy gname , 125or 126.Sy gid , 127and 128.Sy uname 129or 130.Sy uid , 131.Sy device 132(in the case of block or character devices), and 133.Sy link 134(in the case of symbolic links). 135If 136.Sy time 137isn't provided, the current time will be used. 138If 139.Sy flags 140isn't provided, the current file flags will be used. 141Missing regular file entries will be created as zero-length files. 142.It Fl f Ar free-files 143Ensure that a minimum of 144.Ar free-files 145free files (inodes) exist in the image. 146An optional 147.Ql % 148suffix may be provided to indicate that 149.Ar free-files 150indicates a percentage of the calculated image size. 151.It Fl M Ar minimum-size 152Set the minimum size of the file system image to 153.Ar minimum-size . 154.It Fl m Ar maximum-size 155Set the maximum size of the file system image to 156.Ar maximum-size . 157An error will be raised if the target file system needs to be larger 158than this to accommodate the provided directory tree. 159.It Fl N Ar dbdir 160Use the user database text file 161.Pa master.passwd 162and group database text file 163.Pa group 164from 165.Ar dbdir , 166rather than using the results from the system's 167.Xr getpwnam 3 168and 169.Xr getgrnam 3 170(and related) library calls. 171.It Fl o Ar fs-options 172Set file system specific options. 173.Ar fs-options 174is a comma separated list of options. 175Valid file system specific options are detailed below. 176.It Fl S Ar sector-size 177Set the file system sector size to 178.Ar sector-size . 179.\" XXX: next line also true for cd9660? 180Defaults to 512. 181.It Fl s Ar image-size 182Set the size of the file system image to 183.Ar image-size . 184.It Fl t Ar fs-type 185Create an 186.Ar fs-type 187file system image. 188The following file system types are supported: 189.Bl -tag -width cd9660 -offset indent 190.It Sy ffs 191BSD fast file system (default). 192.It Sy cd9660 193ISO 9660 file system. 194.El 195.It Fl x 196Exclude file system nodes not explicitly listed in the specfile. 197.El 198.Pp 199Where sizes are specified, a decimal number of bytes is expected. 200Two or more numbers may be separated by an 201.Dq x 202to indicate a product. 203Each number may have one of the following optional suffixes: 204.Bl -tag -width 3n -offset indent -compact 205.It b 206Block; multiply by 512 207.It k 208Kilo; multiply by 1024 (1 KB) 209.It m 210Mega; multiply by 1048576 (1 MB) 211.It g 212Giga; multiply by 1073741824 (1 GB) 213.It t 214Tera; multiply by 1099511627776 (1 TB) 215.It w 216Word; multiply by the number of bytes in an integer 217.El 218.\" 219.\" 220.Ss FFS-specific options 221.Sy ffs 222images have ffs-specific optional parameters that may be provided. 223Each of the options consists of a keyword, an equal sign 224.Pq Ql = , 225and a value. 226The following keywords are supported: 227.Pp 228.Bl -tag -width optimization -offset indent -compact 229.It Sy avgfilesize 230Expected average file size 231.It Sy avgfpdir 232Expected number of files per directory 233.It Sy bsize 234Block size 235.It Sy density 236Bytes per inode 237.It Sy fsize 238Fragment size 239.It Sy maxbpg 240Maximum blocks per file in a cylinder group 241.It Sy minfree 242Minimum % free 243.It Sy optimization 244Optimization preference; one of 245.Ql space 246or 247.Ql time . 248.It Sy extent 249Maximum extent size 250.It Sy maxbpcg 251Maximum total number of blocks in a cylinder group 252.It Sy version 253UFS version. 1 for FFS (default), 2 for UFS2 254.El 255.Ss CD9660-specific options 256.Sy cd9660 257images have ISO9660-specific optional parameters that may be 258provided. 259The arguments consist of a keyword and, optionally, an equal sign 260.Pq Ql = , 261and a value. 262The following keywords are supported: 263.Pp 264.Bl -tag -width omit-trailing-period -offset indent -compact 265.It Sy allow-deep-trees 266Allow the directory structure to exceed the maximum specified in 267the spec. 268.\" .It Sy allow-illegal-chars 269.\" Unknown 270.\" .It Sy allow-lowercase 271.\" Unknown 272.It Sy allow-max-name 273Allow 37 instead of 33 characters for filenames by omitting the 274version id. 275.It Sy allow-multidot 276Allow multiple dots in a filename. 277.It Sy applicationid 278Application ID of the image. 279.It Sy boot-load-segment 280Set load segment for the boot image. 281.It Sy bootimage 282Filename of a boot image in the format 283.Dq sysid;filename , 284where 285.Dq sysid 286is one of 287.Ql i386 , 288.Ql mac68k , 289.Ql macppc , 290or 291.Ql powerpc . 292.It Sy hard-disk-boot 293Boot image is a hard disk image. 294.It Sy keep-bad-images 295Don't throw away images whose write was aborted due to an error. 296For debugging purposes. 297.It Sy label 298Label name of the image. 299.It Sy no-boot 300Boot image is not bootable. 301.It Sy no-emul-boot 302Boot image is a 303.Dq no emulation 304ElTorito image. 305.It Sy no-trailing-padding 306Do not pad the image (apparently Linux needs the padding). 307.\" .It Sy omit-trailing-period 308.\" Unknown 309.It Sy preparer 310Preparer ID of the image. 311.It Sy publisher 312Publisher ID of the image. 313.It Sy rockridge 314Use RockRidge extensions (for longer filenames, etc.). 315.It Sy volumeid 316Volume set identifier of the image. 317.El 318.Sh SEE ALSO 319.Xr installboot 8 , 320.Xr mtree 8 , 321.Xr newfs 8 322.Sh HISTORY 323The 324.Nm 325utility appeared in 326.Nx 1.6 . 327.Sh AUTHORS 328.An Luke Mewburn 329.Aq lukem@NetBSD.org 330(original program) 331.An Daniel Watt , 332.An Walter Deignan , 333.An Ryan Gabrys , 334.An Alan Perez-Rathke , 335.An Ram Vedam 336(cd9660 support) 337