158 lines
4 KiB
Bash
Executable file
158 lines
4 KiB
Bash
Executable file
#!/bin/sh
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usage() {
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echo $(basename "$0"): ERROR: "$@" 1>&2
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echo usage: $(basename "$0") '([-i]|[-u]|[-f]|[-l]) [-o root]
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[pkg.tar]' 1>&2
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exit 1
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}
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tar_fail() {
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echo "Failed to extract tar"
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exit 1
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}
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stat_fail() {
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echo "Not a valid package"
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echo "Missing package meta file"
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exit 1
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}
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find_fail() {
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echo "Package not installed"
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exit 1
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}
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continue_interactive() {
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read -p "Do you wish to proceed?: " yn
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case $yn in
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[Yy]* ) break;;
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[Nn]* ) exit;;
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* ) exit;;
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esac
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}
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already_exists() {
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echo "Package already installed"
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echo "pass -u and -i to upgrade"
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exit 1
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}
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dep_not_found() {
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echo "Missing dep: $1"
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exit 1
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}
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i= u= l= f= o= d= iu=
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case "$1" in
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-i) i=1;;
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-u) u=1;;
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-l) l=1;;
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-f) f=1;;
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-d) d=1;;
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-iu) iu=1;;
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-ui) iu=1;;
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*) usage "bad argument $i";;
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esac
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shift
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while :
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do
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case "$1" in
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-o) shift; o="$1";;
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--) shift; break;;
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-*) usage "bad argument $1";;
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*) break;;
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esac
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shift
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done
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if [ "$d" = "1" ]; then
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stat /usr/share/lazypkg/$1 > /dev/null 2> /dev/null || find_fail
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grep deps /usr/share/lazypkg/$1 | tr '=' '\n' | grep -v deps | tr ':' '\n'
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elif [ "$iu" = "1" ]; then
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# Setup names
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bname_we=$(basename "$1")
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bname=$(echo "$bname_we" | cut -f 1 -d '.')
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# locate installed package
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stat /usr/share/lazypkg/$bname > /dev/null 2> /dev/null || find_fail
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echo "Upgrading $bname_we"
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continue_interactive
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# Extract new package and verify
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mkdir -p /tmp/lazybox/$bname_we || exit 1
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tar -xf $1 -C /tmp/lazybox/$bname_we || tar_fail
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stat /tmp/lazybox/$bname_we/usr/share/lazypkg/$bname >/dev/null || stat_fail
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# Check deps
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deps=$(grep deps /tmp/lazybox/$bname_we/usr/share/lazypkg/$bname | tr '=' '\n' | grep -v deps | tr ':' '\n')
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for dep in $deps; do
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stat /usr/share/lazypkg/$dep > /dev/null 2> /dev/null || dep_not_found $dep
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done
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# Grab a list of old files and new files to install
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OFILES=$(sed -n '/\[fs\]/,$p' /usr/share/lazypkg/$bname |
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grep -v "\[fs\]" | awk '{print length, $0}' | sort -rn | cut -d " " -f2-)
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NFILES=$(sed -n '/\[fs\]/,$p' /tmp/lazybox/$bname_we/usr/share/lazypkg/$bname |
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grep -v "\[fs\]" | awk '{print length, $0}' | sort -rn | cut -d " " -f2-)
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# Extract tar
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tar -xf $1 -C /
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rm -r /tmp/lazybox/$bname_we
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# Remove old files (don't know if this works yet)
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for file in $OFILES; do
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if echo $NFILES | grep -q $file; then
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echo "not removing $file"
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else
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echo "attempting to remove $file"
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case $(stat -c "%F" /$file) in
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directory) rmdir 2>/dev/null /$file;;
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"regular file") rm /$file;;
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*) break;;
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esac
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fi
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done
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echo $OFILES
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elif [ "$i" = "1" ]; then
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bname_we=$(basename "$1")
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bname=$(echo "$bname_we" | cut -f 1 -d '.')
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stat /usr/share/lazypkg/$bname > /dev/null 2> /dev/null && already_exists
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echo "Installing $bname_we"
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continue_interactive
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mkdir -p /tmp/lazybox/$bname_we || exit 1
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tar -xf $1 -C /tmp/lazybox/$bname_we || tar_fail
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stat /tmp/lazybox/$bname_we/usr/share/lazypkg/$bname >/dev/null || stat_fail
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deps=$(grep deps /tmp/lazybox/$bname_we/usr/share/lazypkg/$bname | tr '=' '\n' | grep -v deps | tr ':' '\n')
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for dep in $deps; do
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stat /usr/share/lazypkg/$dep > /dev/null 2> /dev/null || dep_not_found $dep
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done
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tar -xf $1 -C /
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rm -r /tmp/lazybox/$bname_we
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elif [ "$f" = "1" ]; then
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stat /usr/share/lazypkg/$1 > /dev/null 2> /dev/null || find_fail
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sed -n '/\[fs\]/,$p' /usr/share/lazypkg/$1 | grep -v "\[fs\]"
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elif [ "$l" = "1" ]; then
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stat /usr/share/lazypkg/$1 > /dev/null 2> /dev/null || find_fail
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sed -n '/\[license\]/,/\[fs\]/{/\[license\]\|\[fs\]/!p}' /usr/share/lazypkg/$1
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elif [ "$u" = "1" ]; then
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stat /usr/share/lazypkg/$1 > /dev/null 2> /dev/null || find_fail
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FILES=$(sed -n '/\[fs\]/,$p' /usr/share/lazypkg/$1 | grep -v "\[fs\]" | awk '{print length, $0}' | sort -rn | cut -d " " -f2-)
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echo "Uninstalling $1"
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continue_interactive
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for file in $FILES; do
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case $(stat -c "%F" /$file) in
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directory) rmdir 2>/dev/null /$file;;
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"regular file") rm /$file;;
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*) break;;
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esac
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done
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fi
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