[85] | 1 | #!/bin/bash |
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| 2 | |
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[82] | 3 | #----------------------------------------------------------- |
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| 4 | # $Id: execute.sh 85 2008-05-14 13:09:48Z rosiere $ |
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| 5 | #----------------------------------------------------------- |
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[2] | 6 | |
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| 7 | declare -a COMMAND; |
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| 8 | declare -i CPT_OLD; |
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| 9 | declare -i CPT; |
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| 10 | declare FILE_CMD=; |
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| 11 | declare FILE_CPT=; |
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| 12 | declare FILE_CPU=; |
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[78] | 13 | declare LOCK_CPT="${HOME}/.lock-cpt"; |
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| 14 | declare LOCK_CPU="${HOME}/.lock-cpu"; |
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| 15 | |
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[2] | 16 | #-----[ lock ]---------------------------------------------- |
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| 17 | function lock () |
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| 18 | { |
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| 19 | lockfile -1 $1; |
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| 20 | } |
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| 21 | |
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| 22 | #-----[ unlock ]-------------------------------------------- |
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| 23 | function unlock () |
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| 24 | { |
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| 25 | rm -f $1; |
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| 26 | } |
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| 27 | |
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| 28 | #-----[ main ]---------------------------------------------- |
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| 29 | function main () |
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| 30 | { |
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| 31 | # no test, because the script execute_n have make all test |
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| 32 | FILE_CMD=$1; |
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| 33 | FILE_CPT=$2; |
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| 34 | FILE_CPU=$3; |
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| 35 | |
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| 36 | lock $LOCK_CPT; |
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| 37 | if test ! -s $FILE_CPT; then |
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| 38 | echo "0" > $FILE_CPT; |
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| 39 | fi; |
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| 40 | unlock $LOCK_CPT; |
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| 41 | |
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| 42 | # lit les fichiers ligne par ligne et le place dans un tableau |
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| 43 | CPT=0; |
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| 44 | |
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| 45 | while read line; do |
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| 46 | COMMAND[$CPT]="$line"; |
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| 47 | CPT=$(($CPT+1)); |
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| 48 | done < $1; |
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| 49 | |
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| 50 | echo " * <$$> {"`date +"%F %T"`"} is ready"; |
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| 51 | |
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| 52 | # infinite loop |
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| 53 | CPT_OLD=0; |
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| 54 | CPT=0; |
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| 55 | |
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| 56 | while test 1; do |
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| 57 | # Take a number |
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| 58 | CPT_OLD=$CPT; |
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| 59 | |
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| 60 | lock $LOCK_CPT; |
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| 61 | CPT=`cat $FILE_CPT`; # read the index |
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| 62 | echo "$(($CPT+1))" > $FILE_CPT; # write the next index |
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| 63 | unlock $LOCK_CPT; |
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| 64 | |
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| 65 | # test if this number is valid |
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| 66 | if test $CPT -ge ${#COMMAND[*]}; then |
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| 67 | CPT=${#COMMAND[*]}; |
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| 68 | fi; |
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| 69 | |
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| 70 | # test if between the cpt_old and cpt, there are a synchronisation command |
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| 71 | |
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| 72 | # local -i CPT_SYNC=$CPT_OLD; |
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| 73 | # |
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| 74 | # while test $CPT_SYNC -lt $CPT; do |
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| 75 | # if test -z "${COMMAND[$CPT_SYNC]}"; then |
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| 76 | # echo " * <$$> {"`date +"%F %T"`"} synchronisation [$CPT_SYNC]"; |
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| 77 | # fi; |
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| 78 | # CPT_SYNC=$(($CPT_SYNC+1)); |
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| 79 | # done; |
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| 80 | |
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| 81 | # test if this number is valid |
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| 82 | if test $CPT -eq ${#COMMAND[*]}; then |
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| 83 | break; |
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| 84 | fi; |
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| 85 | |
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| 86 | # Test if command is empty ! |
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| 87 | if test ! -z "${COMMAND[$CPT]}"; then |
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| 88 | local CUR_DIR=$PWD; |
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| 89 | |
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| 90 | mkdir "Task_$CPT" &> /dev/null; |
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| 91 | cd "Task_$CPT" &> /dev/null; |
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| 92 | echo " * <$$> {"`date +"%F %T"`"} execute command [$CPT] : ${COMMAND[$CPT]}"; |
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| 93 | echo "${COMMAND[$CPT]}" > "command"; |
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| 94 | chmod +x "command"; |
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| 95 | eval "${COMMAND[$CPT]}" &> "output"; |
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| 96 | cd $CUR_DIR &> /dev/null; |
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| 97 | fi; |
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| 98 | done; |
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| 99 | |
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| 100 | echo " * <$$> {"`date +"%F %T"`"} is done"; |
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| 101 | |
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| 102 | lock $LOCK_CPU; |
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| 103 | CPT=`cat $FILE_CPU`; # read the index |
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| 104 | CPT=$(($CPT-1)); |
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| 105 | echo "$CPT" > $FILE_CPU; # write the next index |
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| 106 | unlock $LOCK_CPU; |
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| 107 | |
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| 108 | if test $CPT -eq 0; then |
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| 109 | echo " * <$$> {"`date +"%F %T"`"} All task is executed"; |
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| 110 | rm $FILE_CPU; |
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| 111 | fi; |
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| 112 | } |
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| 113 | |
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| 114 | #-----[ Corps ]--------------------------------------------- |
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| 115 | main $*; |
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