mirror of
https://github.com/itzg/docker-minecraft-server.git
synced 2024-06-07 19:40:43 +00:00
102 lines
2.9 KiB
Bash
102 lines
2.9 KiB
Bash
#!/bin/bash
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: "${RCON_CMDS_STARTUP:=}"
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: "${RCON_CMDS_ON_CONNECT:=}"
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: "${RCON_CMDS_ON_DISCONNECT:=}"
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: "${RCON_CMDS_FIRST_CONNECT:=}"
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: "${RCON_CMDS_LAST_DISCONNECT:=}"
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: "${RCON_CMDS_PERIOD:=10}"
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# needed for the clients connected function residing in autopause
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# shellcheck source=../auto/autopause-fcns.sh
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. /auto/autopause-fcns.sh
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# shellcheck source=start-utils
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. ${SCRIPTS:-/}start-utils
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run_command(){
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rcon_cmd="$1"
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logRcon "running - $rcon_cmd"
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output=$(rcon-cli "$rcon_cmd")
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logRcon "$output"
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}
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# wait for java process to be started
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while :
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do
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if java_process_exists ; then
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break
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fi
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sleep 0.1
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done
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CLIENTCONNECTIONS=0
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STATE=INIT
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while :
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do
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case X$STATE in
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XINIT)
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# Server startup
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if mc_server_listening ; then
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logRcon "MCServer is listening, running startup"
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if [[ "$RCON_CMDS_STARTUP" ]]; then
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while read -r cmd; do
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run_command "$cmd"
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done <<< "$RCON_CMDS_STARTUP"
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fi
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if
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[[ -z "$RCON_CMDS_ON_CONNECT" ]] &&
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[[ -z "$RCON_CMDS_ON_DISCONNECT" ]] &&
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[[ -z "$RCON_CMDS_FIRST_CONNECT" ]] &&
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[[ -z "$RCON_CMDS_LAST_DISCONNECT" ]]
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then
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logRcon "No addition rcon commands are given, stopping rcon cmd service"
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exit 0
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fi
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STATE=II
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fi
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;;
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XII)
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CURR_CLIENTCONNECTIONS=$(java_clients_connections)
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# First client connection
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# Setting priority run order: on first client connection is usually to STOP maintence, aka DO THIS FIRST
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if (( CURR_CLIENTCONNECTIONS > 0 )) && (( CLIENTCONNECTIONS == 0 )) && [[ "$RCON_CMDS_FIRST_CONNECT" ]]; then
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logRcon "First Clients has Connected, running first connect cmds"
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while read -r cmd; do
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run_command "$cmd"
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done <<< "$RCON_CMDS_FIRST_CONNECT"
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fi
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# When a client joins
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if (( CURR_CLIENTCONNECTIONS > CLIENTCONNECTIONS )) && [[ "$RCON_CMDS_ON_CONNECT" ]]; then
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logRcon "Clients have Connected, running connect cmds"
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while read -r cmd; do
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run_command "$cmd"
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done <<< "$RCON_CMDS_ON_CONNECT"
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# When a client leaves
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elif (( CURR_CLIENTCONNECTIONS < CLIENTCONNECTIONS )) && [[ "$RCON_CMDS_ON_DISCONNECT" ]]; then
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logRcon "Clients have Disconnected, running disconnect cmds"
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while read -r cmd; do
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run_command "$cmd"
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done <<< "$RCON_CMDS_ON_DISCONNECT"
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fi
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# Last client connection
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# Setting priority run order: on last client connection is usually to START maintence, aka DO THIS LAST
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if (( CURR_CLIENTCONNECTIONS == 0 )) && (( CLIENTCONNECTIONS > 0 )) && [[ "$RCON_CMDS_LAST_DISCONNECT" ]]; then
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logRcon "ALL Clients have Disconnected, running last disconnect cmds"
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while read -r cmd; do
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run_command "$cmd"
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done <<< "$RCON_CMDS_LAST_DISCONNECT"
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fi
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CLIENTCONNECTIONS=$CURR_CLIENTCONNECTIONS
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;;
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*)
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logRcon "Error: invalid state: $STATE"
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;;
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esac
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sleep "$RCON_CMDS_PERIOD"
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done
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