X-Git-Url: http://git.grml.org/?p=grml-autoconfig.git;a=blobdiff_plain;f=autoconfig.functions;h=8e4a09f2a4b024d7fb53745bcd342ac39630746a;hp=3aa97875411206d2088d73f35a87a5e77afed324;hb=HEAD;hpb=cc3ead1e11553fc43ff4cf50b2b0e0db2899d887 diff --git a/autoconfig.functions b/autoconfig.functions index 3aa9787..3bab753 100755 --- a/autoconfig.functions +++ b/autoconfig.functions @@ -184,7 +184,8 @@ KVM=false VIRTUALBOX=false VMWARE=false -if vmware-detect &>/dev/null; then +if virt-what 2>/dev/null | grep -q 'vmware' || \ + imvirt 2>/dev/null | grep -iq "vmware" ; then VIRTUAL=true; VMWARE=true; VIRTUAL_ENV='VMware' fi @@ -212,12 +213,8 @@ fi config_log(){ if checkbootparam 'log' || checkbootparam 'debug' ; then export DEBUG="/tmp/grml.log.`date +%Y%m%d`" - touch $DEBUG - einfo "Bootparameter log found. Log files: ${DEBUG} and /var/log/boot" - eindent - einfo "Starting bootlogd." # known to be *very* unreliable :( - bootlogd -r -c >>$DEBUG 2>&1 ; eend $? - eoutdent + touch "${DEBUG}" + einfo "Bootparameter log found, debug log file from grml-autoconfig available at '${DEBUG}'" else DEBUG="/dev/null" fi @@ -259,7 +256,7 @@ config_language(){ if [ -r /usr/share/consolefonts/Uni3-Terminus16.psf.gz ] ; then CONSOLEFONT='Uni3-Terminus16' else - ewarn "/usr/share/consolefonts/Uni3-Terminus16.psf.gz not available. Please upgrade package console-terminus." ; eend 1 + ewarn "/usr/share/consolefonts/Uni3-Terminus16.psf.gz not available. Please upgrade package console-setup-linux." ; eend 1 fi if ! hasfb ; then CONSOLEFONT='Lat15-Terminus16' @@ -543,33 +540,41 @@ config_kernel(){ # }}} # {{{ secure boot -config_secureboot(){ +# helper function to check whether we're running under (enabled) Secure Boot +running_under_secureboot() { # systemd does this for us, but if we are not running under systemd then mokutil # doesn't work as needed as it relies on /sys/firmware/efi/efivars (while # /sys/firmware/efi/vars would exist) if ! $SYSTEMD ; then - if modprobe efivars &>/dev/null ; then + if modprobe efivarfs &>/dev/null ; then mount -t efivarfs efivarfs /sys/firmware/efi/efivars fi fi - if [ -x /usr/bin/mokutil ] ; then - local secstate=$(mokutil --sb-state 2>/dev/null) # "SecureBoot enabled" - if [ -n "$secstate" ] ; then - einfo "SecureBoot is enabled" ; eend 0 + if [[ -x "$(command -v mokutil)" ]] ; then + if mokutil --sb-state 2>/dev/null | grep -q 'SecureBoot enabled' ; then + return 0 else - einfo "SecureBoot not detected" ; eend 0 + return 1 fi else - if modprobe efivars &>/dev/null ; then + if modprobe efivarfs &>/dev/null ; then if od -An -t u1 /sys/firmware/efi/vars/SecureBoot-*/data 2>/dev/null | grep -q 1 ; then - einfo "SecureBoot is enabled" ; eend 0 + return 0 else - einfo "SecureBoot not detected" ; eend 0 + return 1 fi fi fi } + +config_secureboot(){ + if running_under_secureboot ; then + einfo "SecureBoot is enabled" ; eend 0 + else + einfo "SecureBoot not detected" ; eend 0 + fi +} # }}} # {{{ timezone @@ -900,19 +905,23 @@ fi # -z $INSTALLED # {{{ CPU-detection config_cpu(){ -if checkbootparam 'nocpu'; then - ewarn "Skipping CPU detection as requested on boot commandline." ; eend 0 - return 0 -fi + if checkbootparam 'nocpu'; then + ewarn "Skipping CPU detection as requested on boot commandline." ; eend 0 + return 0 + fi -if [[ $(grep -c processor /proc/cpuinfo) -gt 1 ]] ; then - einfo "Found CPU:" - CPU=$(awk -F: '/^processor/{printf " Processor"$2" is"};/^model name/{printf $2};/^vendor_id/{printf vendor};/^cpu MHz/{printf " %dMHz",int($2)};/^cache size/{printf ","$2" Cache"};/^$/{print ""}' /proc/cpuinfo 2>>$DEBUG) - echo $CPU | sed 's/ \{1,\}/ /g' - eend 0 -else - einfo "Found CPU: `awk -F: '/^processor/{printf " Processor"$2" is"};/^model name/{printf $2};/^vendor_id/{printf vendor};/^cpu MHz/{printf " %dMHz",int($2)};/^cache size/{printf ","$2" Cache"};/^$/{print ""}' /proc/cpuinfo 2>>$DEBUG` " ; eend 0 -fi + if ! [ -x "$(which lscpu)" ] ; then + ewarn "Skipping CPU detection due to lack of lscpu."; eend 0 + return 0 + fi + + local cpu_info num_cpus + + cpu_info="$(lscpu | sed -n '/^Model name:/s/[^:]*:\s*//p')" + num_cpus=$(grep -c processor /proc/cpuinfo) + + einfo "Found ${num_cpus} CPU(s): ${cpu_info}" + eend 0 } # }}} @@ -1403,7 +1412,7 @@ else else eindent einfo "debs, config, scripts are read from $DCSDEVICE." ; eend 0 - DCSDIR="$(< /proc/mounts awk -v DCSDEV=$DCSDEVICE '{if ($1 == DCSDEV) { print $2 }}')" + DCSDIR="$(< /proc/mounts awk -v DCSDEV=$DCSDEVICE '{if ($1 == DCSDEV) { print $2; exit }}')" if [ -n "$DCSDIR" ]; then ewarn "$DCSDEVICE already mounted on $DCSDIR"; eend 0 else @@ -1624,75 +1633,6 @@ config_swraid(){ } # }}} -# {{{ dmraid -config_dmraid(){ - [ -n "$INSTALLED" ] && return 0 - - if checkbootparam 'nodmraid' ; then - ewarn "Skipping dmraid code as requested on boot commandline." ; eend 0 - return 0 - fi - - if ! [ -x /sbin/dmraid ] ; then - eerror "dmraid not available, can not execute it." ; eend 1 - return - fi - - dmraid_wrapper() { - # usage: dmraid_wrapper - [ -n "$1" ] || return 1 - - IFSOLD=${IFS:-} - IFS=$'\n' - eindent - - for line in $(dmraid $1 ; echo errcode:$?); do - case $line in - *'no block devices found'*) - einfo "No block devices found" ; eend 0 - break - ;; - *'no raid disks'*) - einfo "No active dmraid devices found" ; eend 0 - break - ;; - errcode:0) - eend 0; - ;; - errcode:1) - eend 1 - ;; - *) - einfo "$line" - ;; - esac - done - - eoutdent - IFS=$IFSOLD - } - - if checkbootparam 'dmraid' ; then - local ACTION="$(getbootparam 'dmraid' 2>>$DEBUG)" - if [ "$ACTION" = "off" ] ; then - # Deactivates all active software RAID sets: - einfo "Deactivating present dmraid sets (as requested via dmraid=off):" - dmraid_wrapper -an - else - # Activate all software RAID sets discovered: - einfo "Activating present dmraid sets (as requested via dmraid):" - dmraid_wrapper -ay - fi - - return - fi - - # by default (no special bootoptions) discover all software RAID devices: - einfo "Searching for any present dmraid sets:" - dmraid_wrapper -r -} -# }}} - # {{{ LVM (Logical Volumes) config_lvm(){ [ -n "$INSTALLED" ] && return 0 @@ -1847,16 +1787,22 @@ fi # checkbootparam "BOOT_IMAGE=debian2hd # {{{ virtualbox shared folders config_virtualbox_shared_folders() { -if $VIRTUALBOX ; then - einfo "VirtualBox detected, trying to set up Shared Folders." - if ! modinfo vboxsf &>/dev/null ; then - ewarn "vboxsf driver not present, not setting up VirtualBox Shared Folders." - eend 0 - elif ! [ -x /usr/sbin/VBoxService ] ; then - ewarn "virtualbox-guest-utils not installed, not setting up VirtualBox Shared Folders." - eend 0 + if ! $VIRTUALBOX ; then + return + fi + + if checkbootparam 'novboxsf' ; then + ewarn "Skipping VirtualBox Shared Folders setup as requested on boot commandline." ; eend 0 else - eindent + einfo "VirtualBox detected, trying to set up Shared Folders." + if ! modinfo vboxsf &>/dev/null ; then + ewarn "vboxsf driver not present, not setting up VirtualBox Shared Folders." + eend 0 + elif ! [ -x /usr/sbin/VBoxService ] ; then + ewarn "virtualbox-guest-utils not installed, not setting up VirtualBox Shared Folders." + eend 0 + else + eindent einfo "Loading vboxsf driver." lsmod | grep -q vboxsf || modprobe vboxsf @@ -1869,8 +1815,8 @@ if $VIRTUALBOX ; then config_userfstab - einfo "Adding $fstabuser to group vboxsf." - adduser grml vboxsf &>/dev/null + einfo "Adding user ${fstabuser:-grml} to group vboxsf." + adduser "${fstabuser:-grml}" vboxsf >>"${DEBUG}" 2>&1 eend $? einfo "Starting VBoxService." @@ -1931,9 +1877,36 @@ if $VIRTUALBOX ; then fi fi - eoutdent + eoutdent + fi fi -fi +} +# }}} + +# {{{ VirtualBox application +config_virtualbox_setup() { + if checkbootparam 'novbox' ; then + ewarn "Skipping VirtualBox setup as requested on boot commandline." ; eend 0 + return + fi + + if ! [ -x /usr/bin/VBox ] ; then + return + fi + + if running_under_secureboot ; then + ewarn "VirtualBox service can not be started as running under enabled Secure Boot." ; eend 0 + return + fi + + einfo "VirtualBox service detected, trying to set up." + service_wrapper vboxdrv restart >>"${DEBUG}" 2>&1 ; eend $? + + config_userfstab + + einfo "Adding user ${fstabuser:-grml} to group vboxusers." + adduser "${fstabuser:-grml}" vboxusers >>"${DEBUG}" 2>&1 + eend $? } # }}} @@ -1950,5 +1923,43 @@ fi } # }}} +# {{{ Easteregg (for 20 years grml.org) +display_easteregg() { + einfo "You found the birthday easter egg!" ; eend 0 + + if [[ -x /bin/toilet && -x /usr/games/lolcat ]] ; then + visualize() { printf "%s\n" "$*" | toilet | /usr/games/lolcat ; } + elif [[ -x /bin/toilet ]] ; then + visualize() { printf "%s\n" "$*" | toilet ; } + else + visualize() { printf "%s\n" "$*" ; } + fi + + visualize " \o/ " + visualize "20 years" + visualize "grml.org" +} + +config_easteregg() { + checkbootparam 'noeasteregg' && return 0 + + zmodload zsh/datetime 2>/dev/null || return 0 + zmodload zsh/mathfunc 2>/dev/null || return 0 + + local birthday=1694822400 # := 2023-09-16 -> TZ=UTC date -d "2023-09-16" +%s + local one_month=$[24*30*3600] + local pi=3.14159265358979323846 + local magic=$(( one_month/(pi/2) )) # normalization factor, used to map the [birthday;birthday+-one_month] range onto [0;+-pi/2] + + if [[ $(( abs(birthday-EPOCHSECONDS) )) -le $one_month ]] ; then + if [[ $(( rand48() )) -le $(( cos((birthday-EPOCHSECONDS)/magic) )) ]] ; then + display_easteregg + fi + fi + + return 0 +} +# }}} + ## END OF FILE ################################################################# # vim:foldmethod=marker expandtab ai ft=zsh shiftwidth=2