JAR25からデータを取ってくるシェルスクリプト

JAR25からデータを取ってくるシェルスクリプト

getby6by.sh

#!/bin/sh
######################################################################
# initialization
######################################################################
set -eu

: ${user:=jra01479}
: ${pass:=*******}
: ${option:="-N -r -nd -np -w 3 --level=0"}
: ${URL:=http://ds.data.jma.go.jp/gmd/jra/download/data/GribFinal}  #when by 6hour
#: ${URL:=http://ds.data.jma.go.jp/gmd/jra/download/data/MonthFinal} #when by day or month
: ${prefix:=anl_p}    #want data
: ${suffix:=gr}
: ${start:=20110101}  #start time
: ${end:=20110229}    #finish time


: ${WGET:=wget}

######################################################################
# get JRA-25 data
######################################################################
year=`echo ${start} | cut -c 1-4`
month=`echo ${start} | cut -c 5-6`
day=`echo ${start} | cut -c 7-8`   #when by 6hour
hour=00                            #when by 6hour

#get control file
mkdir ${start}${prefix}
cd ${start}${prefix}

${WGET} \
    ${option} \
    ${user:+--http-user=${user}} \
    ${pass:+--http-passwd=${pass}} \
    ${URL}/${prefix}/${year}${month}/${prefix}.ctl
${WGET} \
    ${option} \
    ${user:+--http-user=${user}} \
    ${pass:+--http-passwd=${pass}} \
    ${URL}/${prefix}/${year}${month}/${prefix}.idx  #when by 6hour

#download
while [ ${year}${month}${day} -le ${end} ]
do
    ${WGET} \
    ${option} \
    ${user:+--http-user=${user}} \
    ${pass:+--http-passwd=${pass}} \
    ${URL}/${prefix}/${year}${month}/${prefix}.${year}${month}${day}${hour}
        #${URL}/${prefix}/${prefix}.${year}${month}.${suffix}  #when by day or month


#tomorrow
    if [ ${hour} -eq 18 ]; then
    hour=00
    if [ ${month} -eq 2 ]; then
        if [ `expr ${year} % 4` -eq 0 -a \
        `expr ${year} % 1000` -ne 0]; then
        if [ ${day} -eq 30 ]; then
            day=01
            month=`echo ${month} | awk '{printf("%02d",$1+1)}'`
            rm -f ${prefix}.ctl
            rm -f ${prefix}.idx
            ${WGET} \
            ${option} \
            ${user:+--http-user=${user}} \
            ${pass:+--http-passwd=${pass}} \
            ${URL}/${prefix}/${year}${month}/${prefix}.ctl
            ${WGET} \
            ${option} \
            ${user:+--http-user=${user}} \
            ${pass:+--http-passwd=${pass}} \
            ${URL}/${prefix}/${year}${month}/${prefix}.idx
        else
            day=`echo ${day} | awk '{printf("%02d",$1+1)}'`
        fi
        else
        if [ ${day} -eq 29 ]; then
            day=01
            month=`echo ${month} | awk '{printf("%02d",$1+1)}'`
            rm -f ${prefix}.ctl
            rm -f ${prefix}.idx
            ${WGET} \
            ${option} \
            ${user:+--http-user=${user}} \
            ${pass:+--http-passwd=${pass}} \
            ${URL}/${prefix}/${year}${month}/${prefix}.ctl
            ${WGET} \
            ${option} \
            ${user:+--http-user=${user}} \
            ${pass:+--http-passwd=${pass}} \
            ${URL}/${prefix}/${year}${month}/${prefix}.idx
        else
            day=`echo ${day} | awk '{printf("%02d",$1+1)}'`
        fi
        fi
    elif [ ${month} -eq 04 -o ${month} -eq 06 -o \
        ${month} -eq 09 -o ${month} -eq 11 ]; then
        if [ ${day} -eq 31 ]; then
        day=01
        month=`echo ${month} | awk '{printf("%02d",$1+1)}'`
        rm -f ${prefix}.ctl
        rm -f ${prefix}.idx
        ${WGET} \
            ${option} \
            ${user:+--http-user=${user}} \
            ${pass:+--http-passwd=${pass}} \
            ${URL}/${prefix}/${year}${month}/${prefix}.ctl
        ${WGET} \
            ${option} \
            ${user:+--http-user=${user}} \
            ${pass:+--http-passwd=${pass}} \
            ${URL}/${prefix}/${year}${month}/${prefix}.idx
        else
        day=`echo ${day} | awk '{printf("%02d",$1+1)}'`
        fi
    else
        if [ ${day} -eq 32 ]; then
        day=01
        if [ ${month} -eq 12 ]; then
            month=01
            year=`expr ${year} + 1`
        else
            month=`echo ${month} | awk '{printf("%02d",$1+1)}'`
        fi
        rm -f ${prefix}.ctl
        rm -f ${prefix}.idx
        ${WGET} \
            ${option} \
            ${user:+--http-user=${user}} \
            ${pass:+--http-passwd=${pass}} \
            ${URL}/${prefix}/${year}${month}/${prefix}.ctl
        ${WGET} \
            ${option} \
            ${user:+--http-user=${user}} \
            ${pass:+--http-passwd=${pass}} \
            ${URL}/${prefix}/${year}${month}/${prefix}.idx
        else
        day=`echo ${day} | awk '{printf("%02d",$1+1)}'`
        fi
    fi
    else
    hour=`echo ${hour} | awk '{printf("%02d",$1+6)}'`
    fi
done

exit 0