deploy-env

#!/bin/bash

MAX_OLD_ENVS=5
CONFIRMATION_SIZE=50000 #Confirmation required to suppress environments larger than this (unit: KB)
FORMAT_RED="\e[31m"
FORMAT_NONE="\e[m"

confirm() {
    # call with a prompt string or use a default
    read -r -p "${1:-Are you sure? [y/N]} " response
    case "$response" in
        [yY][eE][sS]|[yY]) 
            true
            ;;
        *)
            false
            ;;
    esac
}

remote="10.0.0.1"
if [ $# -gt 0 ]
then
    remote=$1
fi 

# Killing server on host
echo "Killing KidSize on $remote"
`ssh rhoban@$remote ./env/stop.sh`

DIR="env"
if [ ! -d $DIR ]; then
    echo "! Environments is not installed"
else
    cd env

    # Cleaning old environents
    ROBOT=`ssh rhoban@$remote hostname`
    ENVS=`ssh rhoban@$remote ls -Ahdc ./backup_env/* | sort -r`
    K=0
    if [ "$ENVS" == "" ]
    then
	ssh rhoban@$remote mkdir  backup_env
    fi;
    
    for E in $ENVS; do
        K=$[$K+1]
        if [ $K -gt $MAX_OLD_ENVS ]; then
            E_SIZE=( $(ssh rhoban@$remote du -s $E) )
            E_SIZE=${E_SIZE[0]}
            if [ $E_SIZE -gt $CONFIRMATION_SIZE ]; then
                HUMAN_SIZE=( $(ssh rhoban@$remote du -sh $E) )
                HUMAN_SIZE=${HUMAN_SIZE[0]}
                echo -e "${FORMAT_RED}WARNING: $E contains $HUMAN_SIZE of data, not removing it${FORMAT_NONE}"
                continue
            fi
            echo "* Removing old environment $E with size ${E_SIZE}"
            ssh rhoban@$remote rm -rf $E
        fi
    done

    # Archiving current environment
    echo "* Retrieving current env date"
    CHG=`ssh rhoban@$remote stat -c %y ./env/`

    if [ "$CHG" != "" ]; then
        DATE=`date -d "$CHG" "+%Y_%m_%d__%H_%M_%S"`
        OLDNAME="backup_env/$DATE"
        echo "* Backuping old env to $OLDNAME"
        `ssh rhoban@$remote mv env $OLDNAME`
    fi

    # Sending current environment
    echo "* Sending environment files"
    TO_COPY=(./strategies ./$ROBOT ./common ./boot.sh ./stop.sh ./out.sh ./post_mortem.sh ./rhio_cmd.sh ./demo_scripts)
    ssh rhoban@$remote rm -rf env
    ssh rhoban@$remote mkdir env
    rsync -l -r ${TO_COPY[@]} rhoban@$remote:env/
fi