i3blocks - toggle services like docker or redis

.i3blocks.conf

[docker]
command=$HOME/systemctl
interval=once
markup=pango

[redis]
command=$HOME/systemctl
interval=once
markup=pango

[postgresql]
command=$HOME/systemctl
interval=once
markup=pango

systemctl

#!/bin/bash

# The service we want to check (according to systemctl)
SERVICE=$BLOCK_NAME

if [ "`systemctl is-active $SERVICE`" != "active" ]
then
  if [ $BLOCK_BUTTON == '1' ]
  then
    echo '<span foreground="#00FF00">'$SERVICE'</span>'
          systemctl start $SERVICE
  else
    echo '<span foreground="#FF0000">'$SERVICE'</span>'
  fi
else
  if [ $BLOCK_BUTTON == '1' ]
  then
    echo '<span foreground="#FF0000">'$SERVICE'</span>'
          systemctl stop $SERVICE
  else
    echo '<span foreground="#00FF00">'$SERVICE'</span>'
  fi
fi