Linux Colored Prompt

prompt.sh

#!/bin/bash
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# Original Source:
# https://gist.github.com/ggrandes/f2b5d541ba2c1affdc3e
#
# /etc/profile.d/prompt.sh
#
# Define PROMPT_SCHEMA with:
# sudo tee /etc/profile.d/prompt-type.sh <<<'export PROMPT_SCHEMA="XXXX"'
#
newprompt () {
  #
  local    NO_COLOUR="\[\e[0m\]"
  #
  local        BLACK="\[\e[0;30m\]"
  local     DARK_RED="\[\e[0;31m\]"
  local   DARK_GREEN="\[\e[0;32m\]"
  local  DARK_YELLOW="\[\e[0;33m\]"
  local    DARK_BLUE="\[\e[0;34m\]"
  local    DARK_PINK="\[\e[0;35m\]"
  local    DARK_CYAN="\[\e[0;36m\]"
  local   DARK_WHITE="\[\e[0;37m\]"
  #
  local         GRAY="\[\e[1;30m\]"
  local    LIGHT_RED="\[\e[1;31m\]"
  local  LIGHT_GREEN="\[\e[1;32m\]"
  local LIGHT_YELLOW="\[\e[1;33m\]"
  local   LIGHT_BLUE="\[\e[1;34m\]"
  local   LIGHT_PINK="\[\e[1;35m\]"
  local   LIGHT_CYAN="\[\e[1;36m\]"
  local  LIGHT_WHITE="\[\e[1;37m\]"
  #
  case "${PROMPT_SCHEMA:-UNK}" in
    DMZPRO|COMMON)
      local MARK_COLOR="${LIGHT_YELLOW}"
      local DATA_COLOR="${LIGHT_PINK}"
    ;;
    PRO|UAT)
      local MARK_COLOR="${LIGHT_BLUE}"
      local DATA_COLOR="${LIGHT_CYAN}"
    ;;
    PRE|TST|TEST)
      local MARK_COLOR="${LIGHT_RED}"
      local DATA_COLOR="${LIGHT_YELLOW}"
    ;;
    DEV|DEVEL)
      local MARK_COLOR="${LIGHT_PINK}"
      local DATA_COLOR="${DARK_GREEN}"
    ;;
    *)
      local MARK_COLOR="${GRAY}"
      local DATA_COLOR="${DARK_WHITE}"
    ;;
  esac
  #
  local DIR_COLOR="${LIGHT_WHITE}"
  #
  local PROMPT="${MARK_COLOR}[${DATA_COLOR}\u${MARK_COLOR}@${DATA_COLOR}\h ${DIR_COLOR}\w${MARK_COLOR}]${DATA_COLOR}\\$"
  export PS1="$PROMPT ${NO_COLOUR}"
  # Export Host/Directory to Terminal Title
  tty 2>/dev/null | grep -q '^/dev/tty' 1>/dev/null 2>&1 ||
    export PS1="\[\e]0;${debian_chroot:+($debian_chroot)}\h\a\]$PS1"
}
# Set prompt in profile script
grep -q newprompt ~/.profile 1>/dev/null 2>&1 || echo 'type -p newprompt 1>/dev/null 2>&1 && newprompt' >> ~/.profile

/tmp/scancolors.sh

#!/bin/bash
scancolors () {
  #
  local    NO_COLOUR="\e[0m"
  #
  local        BLACK="\e[0;30m"
  local     DARK_RED="\e[0;31m"
  local   DARK_GREEN="\e[0;32m"
  local  DARK_YELLOW="\e[0;33m"
  local    DARK_BLUE="\e[0;34m"
  local    DARK_PINK="\e[0;35m"
  local    DARK_CYAN="\e[0;36m"
  local   DARK_WHITE="\e[0;37m"
  #
  local         GRAY="\e[1;30m"
  local    LIGHT_RED="\e[1;31m"
  local  LIGHT_GREEN="\e[1;32m"
  local LIGHT_YELLOW="\e[1;33m"
  local   LIGHT_BLUE="\e[1;34m"
  local   LIGHT_PINK="\e[1;35m"
  local   LIGHT_CYAN="\e[1;36m"
  local  LIGHT_WHITE="\e[1;37m"
  #
  local DIR_COLOR="${LIGHT_WHITE}"
  #
  for db in 0 1; do {
    for dc in $(seq 30 37); do {
      for mb in 0 1; do {
        for mc in $(seq 30 37); do {
          local MARK_COLOR="\e[${mb};${mc}m"
          local DATA_COLOR="\e[${db};${dc}m"
          #
          local PROMPT="${MARK_COLOR}[${DATA_COLOR}root${MARK_COLOR}@${DATA_COLOR}hostname ${DIR_COLOR}/opt/prompt${MARK_COLOR}]${DATA_COLOR}\$ ${NO_COLOUR}"
          echo -e ${PROMPT}
        } done
      } done
    } done
  } done
}
scancolors