[85] | 1 | #!/bin/bash |
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| 2 | |
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[82] | 3 | #----------------------------------------------------------- |
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| 4 | # $Id: execute_n.sh 126 2009-06-17 18:10:41Z rosiere $ |
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| 5 | #----------------------------------------------------------- |
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[2] | 6 | |
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[124] | 7 | #-----[ my_date ]------------------------------------------- |
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| 8 | function my_date () |
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| 9 | { |
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| 10 | date +"%F %T"; |
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| 11 | } |
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[2] | 12 | |
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[112] | 13 | #-----[ nb_cpu ]-------------------------------------------- |
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| 14 | function nb_cpu () |
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[2] | 15 | { |
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[112] | 16 | local FILE_CPUINFO=/proc/cpuinfo; |
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| 17 | if test ! -f ${FILE_CPUINFO}; then |
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| 18 | echo "\"${FILE_CPUINFO}\" don't exist." |
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| 19 | usage; |
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| 20 | fi; |
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| 21 | |
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| 22 | #eval "${1}=`grep -c \"processor\" ${FILE_CPUINFO}`"; |
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| 23 | grep -c "processor" ${FILE_CPUINFO}; |
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| 24 | } |
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| 25 | |
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| 26 | #-----[ execute_n_usage ]----------------------------------- |
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| 27 | function execute_n_usage () |
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| 28 | { |
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[126] | 29 | echo "Usage : ${0} path_word file_cmd file_cpt [ nb_process ]"; |
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[78] | 30 | echo "Arguments : "; |
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[124] | 31 | echo " * path_work : directory to execute command"; |
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[126] | 32 | echo " * file_cmd : list of command"; |
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| 33 | echo " * file_cpt : file to control"; |
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[78] | 34 | echo " * nb_process : number of process (default (and maximum) is the number of processor)"; |
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[2] | 35 | echo ""; |
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[78] | 36 | echo "Note : "; |
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| 37 | echo " * This script, for each command, create a directory : Task_X (X is the number of command), and execute the command in this directory."; |
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| 38 | echo " * Two file is generate : \"output\" is the output of the execution, and \"command\" is the command lunch."; |
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[112] | 39 | # echo " * A command empty (no command on a line of file) is a synchronisation with all process" |
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| 40 | echo " * Don't forgot the final end of line (else the last command is not executed)"; |
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[2] | 41 | echo ""; |
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| 42 | exit; |
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| 43 | } |
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| 44 | |
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[112] | 45 | #-----[ execute_n_test_usage ]------------------------------ |
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| 46 | function execute_n_test_usage () |
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[2] | 47 | { |
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[126] | 48 | if test ${#} -ne 3 -a ${#} -ne 4; then |
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[112] | 49 | execute_n_usage; |
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[2] | 50 | fi; |
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| 51 | |
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[112] | 52 | if test ! -d ${1}; then |
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| 53 | echo "Directory ${1} is invalid"; |
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| 54 | fi; |
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[2] | 55 | |
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[112] | 56 | if test -z "${MORPHEO_SCRIPT}"; then |
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| 57 | echo "Environment variable MORPHEO_SCRIPT is not set"; |
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[124] | 58 | execute_n_usage; |
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[2] | 59 | fi; |
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| 60 | |
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[112] | 61 | if test ! -f ${2}; then |
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| 62 | echo "File \"${2}\" don't exist"; |
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| 63 | execute_n_usage; |
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[2] | 64 | fi; |
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| 65 | |
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[112] | 66 | if test ! -s ${2}; then |
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| 67 | echo "File \"${2}\" is empty"; |
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| 68 | execute_n_usage; |
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[2] | 69 | fi; |
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| 70 | } |
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| 71 | |
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[112] | 72 | #-----[ execute_n_main ]------------------------------------ |
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| 73 | function execute_n () |
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[2] | 74 | { |
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[112] | 75 | local -i NB_PROCESS=$(nb_cpu); |
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| 76 | local -i CPT; |
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[124] | 77 | local PATH_WORK=${1}; |
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[112] | 78 | local FILE_CMD=${2}; |
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[126] | 79 | local FILE_CPT=${3}; |
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[112] | 80 | local FILE_CPU; |
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| 81 | local ID="cpu-${HOSTNAME}-$$" |
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[2] | 82 | |
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[112] | 83 | execute_n_test_usage ${*}; |
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[2] | 84 | |
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[126] | 85 | if test ${#} -eq 4; then |
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| 86 | if test ${4} -lt ${NB_PROCESS}; then |
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| 87 | NB_PROCESS=${4}; |
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[124] | 88 | fi; |
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[2] | 89 | fi; |
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| 90 | |
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[124] | 91 | FILE_CPU="${PATH_WORK}/${ID}"; |
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[2] | 92 | |
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[124] | 93 | echo " * {"$(my_date)"} <${HOSTNAME}> ${NB_PROCESS} process"; |
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[2] | 94 | |
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| 95 | local -i IT_NB_PROCESS=1; |
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| 96 | local -i PID=$$; |
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| 97 | |
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[112] | 98 | echo "${NB_PROCESS}" > ${FILE_CPU}; |
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[2] | 99 | |
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| 100 | # create the same number of thread that processor |
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[112] | 101 | while test ${IT_NB_PROCESS} -le ${NB_PROCESS}; do |
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[124] | 102 | ${MORPHEO_SCRIPT}/execute.sh ${PATH_WORK} ${FILE_CMD} ${FILE_CPT} ${FILE_CPU} "${HOSTNAME}-${IT_NB_PROCESS}" & |
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[112] | 103 | IT_NB_PROCESS=$((${IT_NB_PROCESS}+1)); |
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[2] | 104 | |
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[112] | 105 | if test "$$" -ne ${PID}; then |
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[2] | 106 | break; |
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| 107 | fi; |
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| 108 | done |
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[124] | 109 | |
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| 110 | echo " * {"$(my_date)"} <${HOSTNAME}> all process working"; |
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[2] | 111 | } |
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| 112 | |
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| 113 | #-----[ Corps ]--------------------------------------------- |
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[112] | 114 | execute_n ${*}; |
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