mirror of
https://github.com/itzg/docker-minecraft-server
synced 2024-12-14 14:22:27 +00:00
97 lines
2.3 KiB
Bash
97 lines
2.3 KiB
Bash
#!/bin/bash
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. /autopause/autopause-fcns.sh
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. /start-utils
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sudo /usr/sbin/knockd -c /autopause/knockd-config.cfg -d
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if [ $? -ne 0 ] ; then
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while :
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do
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if [[ -n $(ps -o comm | grep java) ]] ; then
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break
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fi
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sleep 0.1
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done
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logAutopause "Failed to start knockd daemon."
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logAutopause "Possible cause: docker's host network mode."
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logAutopause "Recreate without host mode or disable autopause functionality."
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logAutopause "Stopping server."
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killall -SIGTERM java
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exit 1
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fi
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STATE=INIT
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while :
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do
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case X$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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TIME_THRESH=$(($(current_uptime)+$AUTOPAUSE_TIMEOUT_INIT))
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logAutopause "MC Server listening for connections - stopping in $AUTOPAUSE_TIMEOUT_INIT seconds"
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STATE=K
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fi
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;;
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XK)
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# Knocked
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if java_clients_connected ; then
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logAutopause "Client connected - waiting for disconnect"
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STATE=E
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else
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if [[ $(current_uptime) -ge $TIME_THRESH ]] ; then
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logAutopause "No client connected since startup / knocked - stopping"
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/autopause/pause.sh
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STATE=S
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fi
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fi
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;;
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XE)
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# Established
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if ! java_clients_connected ; then
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TIME_THRESH=$(($(current_uptime)+$AUTOPAUSE_TIMEOUT_EST))
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logAutopause "All clients disconnected - stopping in $AUTOPAUSE_TIMEOUT_EST seconds"
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STATE=I
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fi
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;;
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XI)
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# Idle
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if java_clients_connected ; then
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logAutopause "Client reconnected - waiting for disconnect"
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STATE=E
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else
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if [[ $(current_uptime) -ge $TIME_THRESH ]] ; then
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logAutopause "No client reconnected - stopping"
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/autopause/pause.sh
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STATE=S
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fi
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fi
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;;
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XS)
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# Stopped
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if rcon_client_exists ; then
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/autopause/resume.sh
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fi
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if java_running ; then
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if java_clients_connected ; then
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logAutopause "Client connected - waiting for disconnect"
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STATE=E
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else
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TIME_THRESH=$(($(current_uptime)+$AUTOPAUSE_TIMEOUT_KN))
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logAutopause "Server was knocked - waiting for clients or timeout"
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STATE=K
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fi
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fi
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;;
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*)
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logAutopause "Error: invalid state: $STATE"
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;;
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esac
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if [[ "$STATE" == "S" ]] ; then
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# before rcon times out
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sleep 2
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else
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sleep $AUTOPAUSE_PERIOD
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fi
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done
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