Puma rc.d script for FreeBSD

puma

#!/bin/sh
#

. /etc/rc.subr

name="puma"
start_cmd="${name}_start"
stop_cmd="${name}_stop"
restart_cmd="${name}_restart"
rcvar=puma_enable
required_files=/usr/local/etc/puma.conf

puma_start()
{
    server_count=$(/usr/local/bin/jq ".servers[] .ruby_env" /usr/local/etc/puma.conf | wc -l)
    i=0
    while [ "$i" -lt "$server_count" ]; do
        rb_env=$(/usr/local/bin/jq ".servers[$i].ruby_env" /usr/local/etc/puma.conf)
        dir=$(/usr/local/bin/jq ".servers[$i].dir" /usr/local/etc/puma.conf)
        user=$(/usr/local/bin/jq ".servers[$i].user" /usr/local/etc/puma.conf)
        rb_ver=$(/usr/local/bin/jq ".servers[$i].ruby_version" /usr/local/etc/puma.conf)
        echo "$i: Starting $rb_env puma server $dir run by $user on ruby v$rb_ver..."
        case $rb_env in
            "rbenv")
                su - $user -c "cd $dir && rbenv shell $rb_ver && bundle exec puma -C $dir/config/puma.rb -d"
                ;;
            *)
                echo "Skipping, no environment set"
                ;;
        esac
        i=$(( i + 1 ))
    done


}

puma_stop()
{
    pkill ruby
}

puma_restart()
{
    if [ $ruby_env == "rbenv" ]; then
        su - $user -c "cd $dir && pkill ruby && rbenv shell $ruby_version && bundle exec puma -C $dir/config/puma.rb -d"                                                  
    fi                                                                                                                                                                    
}                                                                                                                                                                         
                                                                                                                                                                          
load_rc_config $name                                                                                                                                                      
run_rc_command "$1"                                                                                                                                                       
        

puma.config

{
    "servers" : [
        {
            "dir": "/usr/home/yacfr/yacfr",
            "user": "yacfr",
            "ruby_version": "2.4.1",
            "ruby_env": "rbenv"
        },
        {
            "dir": "/usr/home/yacfr/yacfr",
            "user": "yacfr",
            "ruby_version": "2.4.1",
            "ruby_env": "rbenv"
        }
    ]
}