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|
#! /bin/bash
# parse *.profile and build a curses menu, so the user can select a profile
#
# (c) 2015 by Thomas Lange, lange@informatik.uni-koeln.de
# Universitaet zu Koeln
# (c) 2023 by Mike Gabriel, mike.gabriel@das-netzwerkteam.de
# Fre(i)e Software GmbH
if [ X$FAI_ACTION = Xinstall -o X$FAI_ACTION = Xdirinstall -o X$FAI_ACTION = X ]; then
:
else
return 0
fi
[ "$flag_menu" ] || return 0
out=$(tty)
tempfile=`(tempfile) 2>/dev/null`
tempfile2=`(tempfile) 2>/dev/null`
trap "rm -f $tempfile $tempfile2" EXIT INT QUIT
# declare the data structure, use associative arrays
declare -A arshort
declare -A ardesc
declare -A arlong
declare -A arclasses
declare -a list
parse_profile() {
# read a profile and add all info to the data structure
local short
local long
local desc
local name
local classes
local lflag=0
# disable word splitting when reading a line, this helps reading a keyword without a value
local OIF=$IFS
IFS=
while read -r line || [[ -n $line ]]; do
if [[ $line =~ "Name: " ]]; then
if [ -n "$long" ]; then
arlong[$name]="$long"
fi
short=
desc=
long=
classes=
lflag=0
name=${line##Name: }
[ $debug ] && echo "XX NAME $name found"
list+=("$name") # add new item to list
continue
fi
if [[ $line =~ "Description: " ]]; then
lflag=0
desc=${line##Description: }
[ $debug ] && echo "XX $desc found"
ardesc[$name]="$desc"
continue
fi
if [[ $line =~ "Short: " ]]; then
lflag=0
short=${line##Short: }
[ $debug ] && echo "XX $short found"
arshort[$name]="$short"
continue
fi
if [[ $line =~ "Classes: " ]]; then
lflag=0
classes=${line##Classes: }
[ $debug ] && echo "XX classes found"
arclasses[$name]="$classes"
continue
fi
if [[ $line =~ "Long: " ]]; then
lflag=1
long=${line##Long: }
[ $debug ] && echo "XX long found"
# else it's another long line
elif [ $lflag -eq 1 ]; then
long+="\n$line"
fi
if [[ $line =~ "Default: " ]]; then
lflag=0
default=${line##Default: }
continue
fi
done < $1
if [ -n "$long" ]; then
arlong[$name]="$long"
fi
IFS=$OIF
}
prtresult() {
# set newclasses which is used by fai-class(1)
local res=$(<$tempfile)
echo "$BASH_SOURCE defined new classes: ${arclasses[$res]}"
newclasses="${arclasses[$res]}"
}
# a very simple OS + version detection mechanism
OS_SUFFIX="$(source /etc/os-release 2>/dev/null && printf "%s_%s" "${ID^^}" "${VERSION_ID}")"
if [ -z "${OS_SUFFIX}" ]; then
# Use VERSION_CODENAME instead, this happens when installing based on Debian testing.
OS_SUFFIX="$(source /etc/os-release 2>/dev/null && printf "%s_%s" "${ID^^}" "${VERSION_CODENAME}")"
fi
# read all files with name matching *.profile
_parsed=0
shopt -s nullglob
for _f in *.profile; do
parse_profile $_f
_parsed=1
done
# additionally read all files with name matching *.profile.<OS_SUFFIX>
for _f in *.profile.${OS_SUFFIX}; do
parse_profile $_f
_parsed=1
done
unset _f
# do nothing if no profile was read
if [ $_parsed -eq 0 ]; then
unset _parsed
return 0
fi
# create the argument list containing the menu entries
# and the help text file
for i in "${list[@]}"; do
par+=("$i")
par+=("${ardesc[${i}]}")
par+=("${arshort[${i}]}")
echo "Name: ${i}" >> $tempfile2
echo -e ${arlong[${i}]} >> $tempfile2
echo -e "Classes: " ${arclasses[${i}]} "\n" >> $tempfile2
done
unset i
while true; do
dialog --clear --item-help --title "FAI - Fully Automatic Installation" --help-button \
--default-item "$default" \
--menu "\nSelect your FAI profile\n\nThe profile will define a list of classes,\nwhich are used by FAI.\n\n\n"\
15 75 0 "${par[@]}" 2> $tempfile 1> $out
_retval=$?
case $_retval in
0)
prtresult
break ;;
1)
echo "No profile selected."
break ;;
2)
dialog --title "Description of all profiles" --textbox $tempfile2 0 0 1> $out;;
esac
done
unset par ardesc arshort arlong arclasses list tempfile tempfile2 _parsed _retval line
|
