Docker helpers ( simple colour docker ps )

dockerHelpers.bash

RED=`echo -e '\033[101m\033[37m'`
GREEN=`echo -e '\033[102m'`
DARK_RED=`echo -e '\033[41m\033[37m'`
DARK_GREEN=`echo -e '\033[42m'`
NORMAL=`echo -e '\033[0m'`

#Docker aliases
function dps(){
    docker ps --format "{{.ID}}\t{{.Image}}\t{{.Labels}}"| \
    sed -e "s/:/ :/" | \ 
    column -t | \ 
    sed -e "1~2s#/\(.*\):#/$GREEN\1$NORMAL:#" -e "1~2s/:\(.*\)/$RED\1$NORMAL/" | \ 
    sed -e "0~1s#/\(.*\):#/$DARK_GREEN\1$NORMAL:#" -e "0~1s/:\(.*\)/$DARK_RED\1$NORMAL/"
}

function watchDps(){
    while true
    do
        clear
        dps
        echo Last Updated $(date)
        sleep 2
    done
}

# Run a command if the image for a container changes.
function onImageChanged(){                                                                                                                                                                                                                      
    local image=$1                                                                                                                                                                                                                             
    local commandToRun=$2                                                                                                                                                                                                                      
    echo $image: $commandToRun                                                                                                                                                                                                                 
    local initialID="$(curl -s localhost:2375/images/${image}/json|sed 's/.*"Created":"\([A-Z0-9:.-]*\)".*/\1/')"                                                                                                                              
    while true                                                                                                                                                                                                                                 
    do                                                                                                                                                                                                                                         
        local newID="$(curl -s localhost:2375/images/${image}/json|sed 's/.*"Created":"\([A-Z0-9:.-]*\)".*/\1/')"                                                                                                                              
        if [[ $newID != $initialID ]]                                                                                                                                                                                                          
        then                                                                                                                                                                                                                                   
            initialID=$newID                                                                                                                                                                                                                   
            echo Image changed.                                                                                                                                                                                                               
            bash -c "$commandToRun"                                                                                                                                                                                                            
        fi                                                                                                                                                                                                                                     
        sleep 2                                                                                                                                                                                                                                
    done                                                                                                                                                                                                                                       
}