add or remove daemon server on systemd

systemd-service-contrl.sh

#!/bin/bash

function  usage {
    echo "USAGE: $0 param..";
    echo -e "\t-s SERVICE: service full path";
    echo -e "\t-d DESCRIPTION: service desc";
    echo -e "\t-r RUNAS : specify the Unix user/group of processes";
    echo -e "\t-p PARAM: param to pass service running";
    echo -e "\t-t TARGET: param to pass target(default multi-user)";
    
    echo ""
    echo "EXMAPLE:"
    echo -e "\t $0 -s /usr/local/bin/minio -d \"my minio server\" \
        -p \"--server /var/opt/storage\" -r myloginid:mygroup" \
        -t \"multi-user\" ;
    exit 0;
}

if [ "$(id -u)" != "0" ]; then
   echo "ERROR: This script must be run as root." 1>&2
   exit 1
fi

SYSTEMD_DIR=/etc/systemd/system/

if [ "$#" -lt 1 ]; then
    echo "$# is Illegal number of parameters." 1>&2
	usage;
    exit 1;
fi

PARAM="s:d:p:hr:t:";

OPT_RUNAS_USER=root
OPT_RUNAS_GROUP=root

OPT_TARGET="multi-user"

while getopts $PARAM opt; do
  case $opt in
    s)
        #echo "-s option was supplied. OPTARG: $OPTARG" >&2
        OPT_SERV=$OPTARG;
        ;;
    d)
        #echo "-d option was supplied. OPTARG: $OPTARG" >&2
        OPT_DESC=$OPTARG;
        ;;
    p)
        #echo "-p option was supplied." >&2
        OPT_PARAM=$OPTARG;
        ;;
    r)
        #echo "-p option was supplied." >&2
        OPT_RUNAS_USER=`echo $OPTARG | cut -d':' -f1`;
        OPT_RUNAS_GROUP=`echo $OPTARG | cut -d':' -f2`;
        ;;
    t)
        OPT_TARGET=$OPTARG;
        ;;
    h)
        usage;
         ;;
    *)
         ## default
         usage;
         exit 1;
         
  esac
done

SERVICE_NAME=`basename ${OPT_SERV}`

## systemd name pattern is /etc/systemd/system/${SERVICE_NAME}.service
## e.g: /etc/systemd/system/minio.service
SYSTEMD_CONF="${SYSTEMD_DIR}/${SERVICE_NAME}.service"                                                          

##  need to pass options to the docker container
BLOCK="
## see https://www.digitalocean.com/community/tutorials/understanding-systemd-units-and-unit-files
[Unit]
Description=${OPT_DESC}
#Requires=docker.service
After=syslog.target network.target

### your service must be started after the this service is ready. 
#After=docker.service

[Service]

### This service type is used when the service forks a child process, exiting the parent process almost immediately. 
### for example, atlassian's bamboo. default value is simple
## Type=forking

### systemd will be restart this service if the program exists.
#Restart=always
ExecStart=${OPT_SERV} ${OPT_PARAM}
#ExecStop=/usr/bin/docker rm -f %i
User=${OPT_RUNAS_USER}
Group=${OPT_RUNAS_GROUP}

## no limit.
LimitNOFILE=infinity
LimitMEMLOCK=infinity

### Environment Variable
##Environment=SOME_ENV_KEY=ENV_VALUE

[Install]
WantedBy=${OPT_TARGET}.target
"

echo "created ${SYSTEMD_CONF}"
echo "${BLOCK}" > "${SYSTEMD_CONF}"

systemctl daemon-reload

echo "enable  ${SERVICE_NAME}.service"
systemctl enable "${SERVICE_NAME}.service"

echo "start ${SERVICE_NAME}.service"
systemctl start "${SERVICE_NAME}.service"

Elastic kibana 를 서비스에 등록하는 방법

• -s 옵션으로 kibana 실행 파일 경로 지정
• -r 옵션으로 구동할 사용자 계정과 그룹을 지정.

bash -x systemd-service-contrl.sh -s /opt/elastic-search/kibana-7.4.2-linux-x86_64/bin/kibana -r lesstif:lesstif -d "Kibana server"