X-Git-Url: http://git.grml.org/?a=blobdiff_plain;f=doc%2Fgrml-autoconfig.current.txt;h=b775a58893ad4a963ee92cebe49c1b7f75f79d64;hb=11074bcf4f264bd046a5f985a9853d094005f7f0;hp=68063094857c44c7089257af2ad4a716206629ab;hpb=7920da3c846427d629ec06fd21651ae3084e7f00;p=grml-autoconfig.git diff --git a/doc/grml-autoconfig.current.txt b/doc/grml-autoconfig.current.txt index 6806309..b775a58 100644 --- a/doc/grml-autoconfig.current.txt +++ b/doc/grml-autoconfig.current.txt @@ -13,10 +13,12 @@ The DCS directory defaults to the root directory of the GRML live image. If a file system labeled GRMLCFG is found, the DCS directory is the root directory of that file system. Alternatively, the myconfig boot parameter can be used to directly specify a device which is then taken as DCS directory -(myconfig=/dev/sda1, for example). +(myconfig=/dev/sda1, for example). If your device is labeled different to +GRMLCFG the proper label can be set via the autoconfig boot parameter +(autoconfig=SOMELABEL, for example). Without any additional boot parameters, the GCA at DCSDIR/config.tbz is -automatically unpacked and DCSDIR/scrips/grml.sh is automatically executed on +automatically unpacked and DCSDIR/scripts/grml.sh is automatically executed on system startup. The 'noautoconfig' boot parameter disables this automatic behavior. @@ -32,7 +34,14 @@ myconfig:: device. Usage examples: myconfig=/dev/sda1 => read DCS from usb-device - myconfig=/dev/fd0 => read DCS from floppy-disk + +autoconfig:: + + This parameter specifies the label used to determine the DCS device. + If undefined the label GRMLCFG is used to find the DCS device. + + autoconfig=SOMELABEL => search for device labeled SOMELABEL to use as + DCS device. home:: @@ -69,9 +78,11 @@ netscript:: Use this parameter to download and run a script from specified destination: You can also add variables to change the file name depending on the host configuration. Predefined and useful variables are $ARCH, $HOSTNAME and - $KERNEL. Usage example: + $KERNEL. The environment variable NETSCRIPT is set to the specified URI. + This can be used to detect if the script is executed via the netscript bootoption. + Usage example: - netcript=server.tld/path/to/script => download and run script/executable from server + netscript=server.tld/path/to/script => download and run script/executable from server netscript=server.tld/script-$HOSTNAME => download and run script/executable for specific host extract:: @@ -89,9 +100,7 @@ scripts:: relative to DCSDIR. If the path points to a file, this single file is executed. If no path is given, it defaults to scripts/grml.sh. If the given name points to a directory, all scripts inside it are - executed, but the run-parts name restrictions apply: script names must - consist entirely of upper and lower case letters, digits, underscores, - and hyphens. Usage examples: + executed. Usage examples: scripts => run script DCSDIR/scripts/grml.sh scripts=foobar.sh => run script foobar.sh in DCSDIR @@ -127,8 +136,8 @@ debnet:: noautoconfig:: Deactivate automounting. By default the scripts try to mount a device with - label 'GRMLCFG'. If you specify the noautoconfig bootparam this automounting - will be deactivated. + label 'GRMLCFG'. If you specify the noautoconfig boot parameter this + automounting will be deactivated. noautoconfig => disables auto mounting of label 'GRMLCFG' @@ -139,7 +148,7 @@ Permanently adjust boot parameters As you probably know you can adjust boot parameters on the bootprompt. You want to set some boot parameters permanently? That's possible via adding a directory named 'bootparams' to the Grml ISO which has to be located at the root-directory -/bootparams/ (note: the directory is known as /live/image/bootparams/ on a +/bootparams/ (note: the directory is known as /lib/live/mount/medium/bootparams/ on a _running_ Grml system then). Place a textfile inside the directory containing the boot parameters which should be appended to default ones (this corresponds to booting without any special parameters).