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run_SEPTREFHUM.sh 3.08 KiB
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#!/bin/bash

#    Copyright (C) 2023 NIBIO <http://www.nibio.no/>. 
#
#    This program is free software: you can redistribute it and/or modify
#    it under the terms of the GNU Affero General Public License as
#    published by the Free Software Foundation, either version 3 of the
#    License, or (at your option) any later version.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU Affero General Public License for more details.
#
#    You should have received a copy of the GNU Affero General Public License
#    along with this program.  If not, see <https://www.gnu.org/licenses/>.

# Configures environment and logging before running the model
# @author: Tor-Einar Skog <tor-einar.skog@nibio.no>

# Defines HOME_DIR
source .env

validate_year() {
    if [[ $1 =~ ^[0-9]{4}$ ]]; then
        return 0
    else
        return 1
    fi
}

# Check if the year parameter is passed and validate it
if [ -n "$1" ]; then
    if validate_year "$1"; then
        year=$1
    else
        echo "Invalid year: $1. Please provide a valid 4-digit year."
        exit 1
    fi
fi

# Check for HOME_DIR
if [ -z "${HOME_DIR}" ]
then
    echo "ERROR: \$HOME_DIR is not set. Please declare it in an .env file"
    exit
fi

# Paths to scripts and requirements
LOG_FILE=${HOME_DIR}log/SEPTREFHUM.log
REQUIREMENTS=${HOME_DIR}requirements.txt
CDO_VERSION=2.4.0

# Test that we have GDAL and Miniconda installed
if ! command -v gdal_merge.py &> /dev/null
then
    echo "ERROR: GDAL is either not installed, or not built with Python support. Exiting."
    exit
fi

if ! command -v conda &> /dev/null
then
    echo "ERROR: Miniconda is not installed. Pleare read: https://code.mpimet.mpg.de/projects/cdo/wiki/Anaconda"
    exit
fi

cd $HOME_DIR

# Check if we need to create the virtual environment
eval "$(conda shell.bash hook)"
now=$(date +%s)
if ! conda env list | grep -q "SEPTREFHUM "; then
    echo "Conda env not found, creating it"
    conda env create -f conda_environment.yml
    conda activate SEPTREFHUM
else
    # Make sure we catch/update changes in dependencies
    if [ -e last_run_timestamp ]; then
        last_run_timestamp=$(<last_run_timestamp)
        last_modified_env_file=$(stat -c "%Y" conda_environment.yml)
        if [ $((last_run_timestamp - last_modified_env_file)) -lt 0 ]; then
            echo "conda_environment.yml file has been updated. Updating the conda env. This may take a while"
            conda env update --prune -f conda_environment.yml
        fi
    fi
    conda activate SEPTREFHUM
fi

# Run the model
if [ -z "${year}" ]; then
    echo "==== $(date): Running model for current year" >> "$LOG_FILE" 2>&1
    python3 ${HOME_DIR}SEPTREFHUM.py >> "$LOG_FILE" 2>&1
else
    echo "==== $(date): Running model for ${year}" >> "$LOG_FILE" 2>&1
    python3 ${HOME_DIR}SEPTREFHUM.py "$year" >> "$LOG_FILE" 2>&1
fi

# Deactivate the virtual environment
conda deactivate

# Log this to compare with changes in conda_environment.yml
echo $now > last_run_timestamp