Script to run a PlantUML in a Docker container.

plantuml.sh

#!/bin/bash

# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
#                                                                         #
#  PlantUML Docker v1.1                                                   #
#                                                                         #
#  Script to run a PlantUML in a Docker container.                        #
#                                                                         #
#  Author: Glauco Morais (https://git.io/JB8Z8)                           #
#  License: MIT                                                           #
#                                                                         #
#  Copyright (c) 2021 Glauco Morais                                       #
#                                                                         #
#  Permission is hereby granted, free of charge, to any person obtaining  #
#  a copy of this software and associated documentation files             #
#  (the "Software"), to deal in the Software without restriction,         #
#  including without limitation the rights to use, copy, modify, merge,   #
#  publish, distribute, sublicense, and/or sell copies of the Software,   #
#  and to permit persons to whom the Software is furnished to do so,      #
#  subject to the following conditions:                                   #
#                                                                         #
#  The above copyright notice and this permission notice shall be         #
#  included in all copies or substantial portions of the Software.        #
#                                                                         #
#  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        #
#  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     #
#  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND                  #
#  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS    #
#  BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN        #
#  AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN   #
#  CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE       #
#  SOFTWARE.                                                              #
#                                                                         #
#  Changelog:                                                             #
#                                                                         #
#    - 1.1:                                                               #
#      - Added up/down status message                                     #
#                                                                         #
#    - 1.0:                                                               #
#      - Initial release                                                  #
#                                                                         #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #

END="\033[0m"

BOLD="\033[1m"
ITALIC="\033[3m"

GREEN="\033[32m"
RED="\033[31m"
WHITE="\033[97m"
YELLOW="\033[33m"

plantuml_up() {
    PSRESULT="$(docker ps | grep "plantuml" | grep "Up")"

    if [ -n "$PSRESULT" ]; then
        echo -e "${WHITE}${BOLD}A PlantUML server already running.${END}" >&2
        echo -e "Run ${YELLOW}${ITALIC}plantuml down${END} to stop the current running PlantUML server."
        exit 0
    fi

    echo -e "${GREEN}Starting PlantUML server...${END}"

    ERRMSG=$(docker run --rm -d -p 8080:8080 plantuml/plantuml-server:latest 2>&1 > /dev/null) \
        && echo -e "${YELLOW}PlantUML${END} started." \
        || echo -e "${RED}$ERRMSG{$END}"
}

plantuml_down() {
    CONTAINER_ID="$(docker ps | grep 'plantuml' | awk '{ print $1 }')"

    if [ -z "$CONTAINER_ID" ]; then
        echo -e "${WHITE}${BOLD}No PlantUML server running.${END}" >&2
        echo -e "Run ${YELLOW}${ITALIC}plantuml up${END} to run a PlantUML server."
        exit 0
    fi

    echo -e "${YELLOW}Stopping PlantUML server...${END}"

    ERRMSG=$(docker stop $CONTAINER_ID 2>&1 > /dev/null ) \
        && echo -e "${YELLOW}PlantUML${END} server was stopped." \
        || echo -e "${RED}$ERRMSG${END}"
}

if [ $# -gt 0 ]; then
    if [ "$1" == "up" ]; then
        plantuml_up
    elif [ "$1" == "down" ]; then
        plantuml_down
    fi
else
    plantuml_up
fi