ОСНОВНЫЕ ТЕМЫ
АРХИВ ПО ТЭГУ "BASH"
Первый нах!
Привет,
Решил вот сгенерировать скриптец на баше и поучаствовать в национальной лотерее Великобритании.
#!/bin/bash
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# Print usage info
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function usage() {
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echo "Usage: $0 "
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echo " * lotto — Lotto"
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echo " * eurom — Euro Millions"
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echo " * tball — Thunderball"
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echo " * hotpick — Lotto Hotpicks"
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echo "More info about UK National Lottery visit https://www.national-lottery.co.uk/games/lotto"
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}
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# Check input params
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if [ -z "$1" ]; then
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usage
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exit 1
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fi
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type=$1
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# Generate random number from 1 up to {limit} and print it
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function gen_num() {
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limit=$1
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echo -n $[1 + $[ RANDOM % $limit ]]" "
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}
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# Main app
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echo -n "Your lucky numbers for $type are: "
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case $type in
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lotto)
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for i in {1..6}; do gen_num 59; done
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;;
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eurom)
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for i in {1..5}; do gen_num 50; done
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echo -n "+ lucky stars "
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for i in {1..2}; do gen_num 11; done
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;;
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tball)
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for i in {1..5}; do gen_num 39; done
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echo -n "+ thunderball "
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for i in {1..1}; do gen_num 14; done
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;;
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hotpick)
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for i in {1..5}; do gen_num 49; done
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;;
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*)
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usage
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;;
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esac
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echo ""
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echo "Good luck
"
Support multiple (two) directories.
Original file modification date is kept.
Old files are kept as well.
—
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#!/bin/bash
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dir1=a
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dir2=bbb
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resdir=results
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# Save file name separator
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OLDIFS=$IFS
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IFS=$'\n'
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# File rename by date
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echo "Start first processing…"
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for fl in $(find "$dir1" "$dir2" -type f); do
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echo " * processing 1: $fl"
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dirpostfix=a
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if [ $(dirname "$fl") == "$dir2" ]; then
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dirpostfix=b
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fi
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newfileBase=$(basename "$fl")
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newfile=$(stat -f '%Sm' -t "%Y%m%d%H%M.%S_${dirpostfix}_${newfileBase}" "$fl")
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cp "$fl" "$resdir"/"$newfile"
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done
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ls -alh "$resdir/"
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# Process created files
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echo ""
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echo "Start second processing…"
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pushd "$resdir"
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i=1
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for fl in $(ls); do
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echo " * processing 2: $fl"
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fts=$(echo $fl | cut -c3-15)
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newfile=$(seq -f "%03g" $i $i)"_"${fl:16}
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mv "$fl" "$newfile"
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touch -t "$fts" "$newfile"
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i=$(expr $i + 1)
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done
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popd
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# Restore file name separator
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IFS=$OLDIFS
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ls -alh "$resdir"
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echo ""
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echo "Done! Enjoy "
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echo ""
—
Hi,
Just a note how to get IP address of a host from bash script.
nslookup google.com | grep Add | grep -v ‘#’ | cut -f 2 -d ‘ ‘ | tail -n 1