exgfs_atmos_gempak_meta.sh

#! /usr/bin/env bash

GEMGRD1="${RUN}_1p00_${PDY}${cyc}f"

export numproc=23

# Find the last hour available
for ((fhr = fhend; fhr >= fhbeg; fhr = fhr - fhinc)); do
    fhr3=$(printf "%03d" "${fhr}")
    if [[ -r "${COMIN_ATMOS_GEMPAK_1p00}/${GEMGRD1}${fhr3}" ]]; then
        break
    fi
done

sleep_interval=20
max_tries=180
first_time=0
do_all=0

#loop through and process needed forecast hours
while [[ ${fhr} -le ${fhend} ]]; do
    #
    # First check to see if this is a rerun.  If so make all Meta files
    if [[ ${fhr} -gt 126 && ${first_time} -eq 0 ]]; then
        do_all=1
    fi
    first_time=1

    if [[ ${fhr} -eq 120 ]]; then
        fhr=126
    fi

    gempak_file="${COMIN_ATMOS_GEMPAK_1p00}/${GEMGRD1}${fhr3}"
    if ! wait_for_file "${gempak_file}" "${sleep_interval}" "${max_tries}"; then
        err_exit "FATAL ERROR: gempak grid file ${gempak_file} not available after maximum wait time."
    fi

    export fhr

    ########################################################
    # Create a script to be poe'd
    #
    #  Note:  The number of scripts to be run MUST match the number
    #  of total_tasks set in the ecf script, or the job will fail.
    #
    rm -f poescript

    fhr3=$(printf "%03d" "${fhr}")

    if [[ ${do_all} -eq 1 ]]; then
        do_all=0
        awk '{print $1}' "${HOMEglobal}/gempak/fix/gfs_meta" | envsubst > "poescript"
    else
        #
        #    Do not try to grep out 12, it will grab the 12 from 126.
        #    This will work as long as we don't need 12 fhr metafiles
        #
        if [[ ${fhr} -ne 12 ]]; then
            grep "${fhr}" "${HOMEglobal}/gempak/fix/gfs_meta" | awk -F" [0-9]" '{print $1}' | envsubst > "poescript"
        fi
    fi

    #  If this is the final fcst hour, alert the
    #  file to all centers.
    #
    if [[ ${fhr} -ge ${fhend} ]]; then
        export DBN_ALERT_TYPE=GFS_METAFILE_LAST
    fi

    export fend=${fhr}

    cat poescript

    "${HOMEglobal}/ush/run_mpmd.sh" poescript && true
    export err=$?
    if [[ ${err} -ne 0 ]]; then
        err_exit "Failed to generate one or more gempak meta plots!"
    fi

    if [[ ${fhr} -eq 126 ]]; then
        fhr=$((fhr + 6))
    else
        fhr=$((fhr + fhinc))
    fi
done

exit