bin: drivedl and simpler zzexe

This commit is contained in:
Phantop 2021-11-13 02:32:16 -05:00
parent 0363be74bd
commit b880f26eb8
2 changed files with 26 additions and 176 deletions

4
dot-local/bin/drivedl Executable file
View File

@ -0,0 +1,4 @@
#!/bin/bash
ID="$(echo $1 | sed -n 's#.*\https\:\/\/drive\.google\.com/file/d/\([^.]*\)\/view.*#\1#;p')";
CODE=$(wget -q --show-progress --save-cookies /tmp/cookies.txt --keep-session-cookies --no-check-certificate "https://docs.google.com/uc?export=download&id=$ID" -O- | sed -rn 's/.*confirm=([0-9A-Za-z_]+).*/\1\n/p')
aria2c --load-cookies /tmp/cookies.txt "https://docs.google.com/uc?export=download&confirm=$CODE&id=$ID" -c -x16 -s 16

View File

@ -1,179 +1,25 @@
#!/bin/sh
tab=' '
nl='
'
IFS=" $tab$nl"
decomp=0
res=0
while :; do
case $1 in
-d) decomp=1; shift;;
--) shift; break;;
*) break;;
esac
done
if test $# -eq 0; then
exit 1
fi
tmp=
trap 'res=$?
test -n "$tmp" && rm -f "$tmp"
(exit $res); exit $res
' 0 1 2 3 5 10 13 15
mktemp_status=
for i do
case $i in
-*) file=./$i;;
*) file=$i;;
esac
if test ! -f "$file" || test ! -r "$file"; then
res=$?
printf >&2 '%s\n' "$0: $i is not a readable regular file"
continue
fi
if test $decomp -eq 0; then
if sed -e 1d -e 2q "$file" | grep "^skip=[0-9][0-9]*$" >/dev/null; then
printf >&2 '%s\n' "$0: $i is already zzexe'd"
continue
fi
fi
if test -u "$file"; then
printf >&2 '%s\n' "$0: $i has setuid permission, unchanged"
continue
fi
if test -g "$file"; then
printf >&2 '%s\n' "$0: $i has setgid permission, unchanged"
continue
fi
dir=`dirname "$file"` || dir=$TMPDIR
test -d "$dir" && test -w "$dir" && test -x "$dir" || dir=/tmp
test -n "$tmp" && rm -f "$tmp"
if test -z "$mktemp_status"; then
type mktemp >/dev/null 2>&1
mktemp_status=$?
fi
case $dir in
*/) ;;
*) dir=$dir/;;
esac
if test $mktemp_status -eq 0; then
tmp=`mktemp "${dir}zzexeXXXXXXXXX"`
else
tmp=${dir}zzexe$$
fi && { cp -p "$file" "$tmp" 2>/dev/null || cp "$file" "$tmp"; } || {
res=$?
printf >&2 '%s\n' "$0: cannot copy $file"
continue
}
if test -w "$tmp"; then
writable=1
else
writable=0
chmod u+w "$tmp" || {
res=$?
printf >&2 '%s\n' "$0: cannot chmod $tmp"
continue
}
fi
if test $decomp -eq 0; then
(cat <<'EOF' &&
if [ "$1" == "-d" ]; then
shift
tail -n +11 "$@" | zstd -do "$@"~ &&
mv "$@"~ "$@"
chmod +x "$@"
else
cat > "$@"~ << 'EOF'
#!/bin/sh
skip=49
tab=' '
nl='
'
IFS=" $tab$nl"
umask=`umask`
umask 77
zztmpdir=
trap 'res=$?
test -n "$zztmpdir" && rm -fr "$zztmpdir"
(exit $res); exit $res
' 0 1 2 3 5 10 13 15
case $TMPDIR in
/ | /*/) ;;
/*) TMPDIR=$TMPDIR/;;
*) TMPDIR=/tmp/;;
esac
if type mktemp >/dev/null 2>&1; then
zztmpdir=`mktemp -d "${TMPDIR}zztmpXXXXXXXXX"`
else
zztmpdir=${TMPDIR}zztmp$$; mkdir $zztmpdir
fi || { (exit 127); exit 127; }
zztmp=$zztmpdir/$0
case $0 in
-* | */*'
') mkdir -p "$zztmp" && rm -r "$zztmp";;
*/*) zztmp=$zztmpdir/`basename "$0"`;;
esac || { (exit 127); exit 127; }
case `printf 'X\n' | tail -n +1 2>/dev/null` in
X) tail_n=-n;;
*) tail_n=;;
esac
if tail $tail_n +$skip <"$0" | zstd -cd > "$zztmp"; then
umask $umask
chmod 700 "$zztmp"
(sleep 5; rm -fr "$zztmpdir") 2>/dev/null &
"$zztmp" ${1+"$@"}; res=$?
else
printf >&2 '%s\n' "Cannot decompress $0"
(exit 127); res=127
fi; exit $res
dir=`dirname $0`
out=`mktemp -t .zzXXXX`
tail -n +11 $0 | zstd -cd > $out
chmod +x $out
ln -s $out $dir
trap "res=$?" 0 1 2 3 5 10 13 15
$dir/`basename $out` $@
rm $out $dir/`basename $out`
exit $res
EOF
zstd -cv22 --ultra "$file") > "$tmp" || {
res=$?
printf >&2 '%s\n' "$0: compression not possible for $i, file unchanged."
continue
}
else
# decompression
skip=44
skip_line=`sed -e 1d -e 2q "$file"`
case $skip_line in
skip=[0-9] | skip=[0-9][0-9] | skip=[0-9][0-9][0-9])
eval "$skip_line";;
esac
case `printf 'X\n' | tail -n +1 2>/dev/null` in
X) tail_n=-n;;
*) tail_n=;;
esac
tail $tail_n +$skip "$file" | zstd -cd > "$tmp" || {
res=$?
printf >&2 '%s\n' "$0: $i probably not in zzexe format, file unchanged."
continue
}
fi
test $writable -eq 1 || chmod u-w "$tmp" || {
res=$?
printf >&2 '%s\n' "$0: $tmp: cannot chmod"
continue
}
ln -f "$file" "$file~" 2>/dev/null || {
# Hard links may not work. Fall back on rm+cp so that $file always exists.
rm -f "$file~" && cp -p "$file" "$file~"
} || {
res=$?
printf >&2 '%s\n' "$0: cannot backup $i as $i~"
continue
}
mv -f "$tmp" "$file" || {
res=$?
printf >&2 '%s\n' "$0: cannot rename $tmp to $i"
continue
}
tmp=
done
(exit $res); exit $res
zstd --ultra -22 "$@"
rm "$@"
cat "$@"~ "$@".zst > "$@"
rm "$@".zst "$@~"
chmod +x "$@"
fi