Бегло полистал, ничего подобного не нашел.
Захотел как-то уйти от screen, использовать LGSM не позволила религия(громоздко на мой взгляд), ограничился "самописным" средством.

Требования

Менеджер сессий - tmux
Опционально - Useful Commands (ставится исключительно ради sm_exec для отправки игрокам команды retry при перезагрузке сервера.)

Bash:
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#!/bin/sh
# Stefan, 2019
# Tmux based SRCDS management script

DIR="$( cd "$( dirname "$0" )" && pwd )"
tmux=$(which tmux)
SRCDS="$DIR/srcds_run" # as you may see, script must be located in the same dir with a srcds_run

# Edit these #
name="css_dm" #specifies the name of a tmux pane
MAP="cs_compound"
MAXPLAYERS=64
PORT=27015
TICK=100
FPS=500
TOKEN=your_steam_token
ADDITIONAL="+sv_voicecodec vaudio_celt +exec server.cfg +sv_setsteamaccount $token +fps_max $FPS"
starting_line="$SRCDS -condebug -console -game cstrike -maxplayers $MAXPLAYERS -port $PORT -tickrate $TICK +map $MAP $ADDITIONAL"

# Don't touch unless you know what you're doing #
tsend()
{
    $tmux send-keys -t $name "$1" Enter
}

case $1 in
    start)
    if $tmux ls | grep "$name" ; then
        echo "Pane running already: $name. Stop it first." && exit 0
    else
        echo "Starting up $name pane."
        $tmux new -d -s $name "$starting_line"
    fi
    ;;
    stop)
    if $tmux ls | grep "$name" ; then
        echo "Active $name session found. Stopping..."
        $tmux kill-session -t "$name"
    else
        echo "$name not running."
    fi
    ;;
    restart)
    if ! $tmux ls | grep "$name" ; then
        echo "$name is not running. Cannot REstart."
    else
        echo "Running session found. Initiating restart..."
        tsend "sm_exec @humans retry" #UsefulCommands by [email protected]
        sleep 0.2
        $tmux kill-session -t "$name"
        #sleep 0.5
        $tmux new -d -s $name "$starting_line"
        sleep 0.5
        if $tmux ls | grep "$name" ; then
            echo "Restart successful for pane: $name"
        else
            echo "Restart failed for pane: $name !!! Investigate manually."
        fi
    fi
    ;;
    status)
    if $tmux ls | grep "$name" ; then
        echo "Tmux pane $name is up."
    else
        echo "Tmux pane $name is down."
    fi
    ;;
    info)
    if $tmux ls | grep "$name" ; then
        #$tmux clear-history
        $tmux send-keys -t $name 'status' Enter
        sleep 0.5
        $tmux capture-pane -t $name
        $tmux show-buffer | grep -A8 hostname | head -8
    else
        echo "Tmux pane $name is not running."
    fi
    ;;
    stats)
    if $tmux ls | grep "$name" ; then
        $tmux send-keys -t $name 'stats' Enter
        sleep 0.5
        $tmux capture-pane -t $name
        $tmux show-buffer | grep -A2 Map_changes | head -2
    else
        echo "Tmux pane $name is not running."
    fi
    ;;
    restart-planned)
    if $tmux ls | grep "$name" ; then
        tsend "sm_say Reloading..."
        sleep 1
        tsend "sm_say Server is going for planned restart. You will be reconnected."
        sleep 1
        tsend "sm_say Server restarting in 30 seconds ..."
        sleep 10
        tsend "sm_say Server restarting in 20 seconds ..."
        sleep 10
        tsend "sm_say Server restarting in 10 seconds ..."
        sleep 5
        tsend "sm_say Server restarting in 5 seconds ..."
        sleep 1
        tsend "sm_say Server restarting in 4 seconds ..."
        sleep 1
        tsend "sm_say Server restarting in 3 seconds ..."
        sleep 1
        tsend "sm_say Server restarting in 2 seconds ..."
        sleep 1
        tsend "sm_say Server restarting in 1 seconds ..."
        sleep 1
        tsend "sm_exec @humans retry" #UsefulCommands by [email protected]
        sleep 0.2
        $tmux kill-session -t "$name"
        cat /dev/null > $DIR/cstrike/addons/sourcemod/Chat.log
        if ! $tmux ls | grep "$name" ; then
            $tmux new -d -s $name "$starting_line"
        fi
    else
        echo "Tmux pane $name is not running. Can't restart"
    fi
    ;;
    *)
    echo "Invalid argument! Valid arguments are: start ; stop ; restart ; restart-planned ; status ; stats ; info"
    ;;
esac

Функционал:
Запуск, остановка, перезапуск, перезапуск с таймером(отправляет внутрь окна sm_say с временными интервалами), статус сервера(up/down), вывод status из консоли сервера в shell, вывод stats из консоли сервера в shell.

Установка:
1. Создать файл server.sh с содержимым спойлера в директории с srcds_run
2. Отредактировать переменные:
name=
MAP=
MAXPLAYERS=
PORT=
TICK=
FPS=
TOKEN=
ADDITIONAL=
Не забываем, что переменная берется в кавычки, если содержит пробелы (прим. ADDITIONAL)
3. chmod 700 server.sh
4. Можно пользоваться ( ./server.sh start ; ./server.sh stop ; ./server.sh restart ; ./server.sh restart-planned ; ./server.sh status ; ./server.sh stats ; ./server.sh info )

Проверено и используется на последних версиях ubuntu, но должно работать везде.