@@ -9,6 +9,7 @@ TCPDUMP_TIMEOUT=30
99
1010running=false
1111skip_sleep=false
12+ shutdown_scheduled_at=false
1213
1314echo_line () {
1415 echo -e " $1 "
@@ -41,7 +42,7 @@ echo_debug() {
4142}
4243
4344is_running () {
44- if [ " $( docker container inspect -f ' {{.State.Status}}' ${ CONTAINER_NAME} ) " = " running" ; then
45+ if [ " $( docker container inspect -f ' {{.State.Status}}' $CONTAINER_NAME ) " = " running" ; then
4546 return 0
4647 else
4748 return 1
@@ -57,11 +58,11 @@ start_discord_handler() {
5758}
5859
5960start_tunnel () {
60- echo_line " Started tunnel on game port ${ GAME_PORT} to ${ CONTAINER_NAME} ."
61+ echo_line " Started tunnel on game port $GAME_PORT to $CONTAINER_NAME ."
6162 socat TCP4-LISTEN:$GAME_PORT ,fork,reuseaddr TCP4:$CONTAINER_NAME :$GAME_PORT &
6263
6364 if [ -n " $QUERY_PORT " ; then
64- echo_line " Started tunnel on query port ${ QUERY_PORT} to ${ CONTAINER_NAME} ."
65+ echo_line " Started tunnel on query port $QUERY_PORT to $CONTAINER_NAME ."
6566 socat TCP4-LISTEN:$QUERY_PORT ,fork,reuseaddr TCP4:$CONTAINER_NAME :$QUERY_PORT &
6667 fi
6768}
@@ -74,37 +75,37 @@ check_for_start() {
7475 return
7576 fi
7677
77- echo_debug " Listening for connection attempts on port ${ GAME_PORT} for ${ TCPDUMP_TIMEOUT} seconds..."
78+ echo_debug " Listening for connection attempts on port $GAME_PORT for $TCPDUMP_TIMEOUT seconds..."
7879
7980 # Command to trigger locally: nc -vu localhost 8211
8081 tcpdump_output=$( timeout $TCPDUMP_TIMEOUT tcpdump -n -c 1 -i any port $GAME_PORT 2>&1 )
8182
8283 if echo " $tcpdump_output " | grep -q " 0 packets captured" ; then
83- echo_debug " No traffic logged for ${ TCPDUMP_TIMEOUT} seconds."
84+ echo_debug " No traffic logged for $TCPDUMP_TIMEOUT seconds."
8485 skip_sleep=true
8586 return
8687 fi
8788
88- echo_debug " Connection attempt detected on game port ${ GAME_PORT} ."
89+ echo_debug " Connection attempt detected on game port $GAME_PORT ."
8990
9091 echo_info " ***STARTING SERVER***"
91- docker start " ${ CONTAINER_NAME} " > /dev/null
92+ docker start " $CONTAINER_NAME " > /dev/null
9293
9394 max_attempts=10
9495 attempt=0
95- until [ $attempt -ge $max_attempts ] || docker inspect --format=' {{.State.Health.Status}}' " ${ CONTAINER_NAME} " 2> /dev/null | grep -q " healthy" ; do
96+ until [ $attempt -ge $max_attempts ] || docker inspect --format=' {{.State.Health.Status}}' " $CONTAINER_NAME " 2> /dev/null | grep -q " healthy" ; do
9697 echo_line " Waiting for the server to be healthy..."
9798 sleep 5
9899 attempt=$(( attempt + 1 ))
99100 done
100101
101102 if [ $attempt -ge $max_attempts ]; then
102- echo_warning " Server did not become healthy after ${ max_attempts} attempts. Please check the server logs."
103+ echo_warning " Server did not become healthy after $max_attempts attempts. Please check the server logs."
103104 else
104105 echo_success " Server is healthy."
105106
106- echo_line " Allowing users ${ CONNECT_GRACE_SECONDS} seconds to connect..."
107- sleep " ${ CONNECT_GRACE_SECONDS} "
107+ echo_line " Allowing users $CONNECT_GRACE_SECONDS seconds to connect..."
108+ sleep " $CONNECT_GRACE_SECONDS "
108109
109110 running=true
110111 skip_sleep=true
@@ -115,21 +116,47 @@ check_for_stop() {
115116 echo_debug " Checking for players..."
116117
117118 if is_running; then
118- players_output=$( docker exec -i " ${CONTAINER_NAME} " )
119+ shutdown_now=false
120+ players_output=$( docker exec -i " $CONTAINER_NAME " )
119121
120122 if [ " $players_output " = " name,playeruid,steamid" ; then
121- echo_line " No players found. Server will be shut down."
122- echo_info " ***STOPPING SERVER***"
123+ now=$( date +%s)
124+
125+ if [ " $shutdown_scheduled_at " != false ]; then
126+ echo_debug " Scheduled: $( date -d " @$shutdown_scheduled_at " " %Y-%m-%d %H:%M:%S" ) $( date -d " @$now " " %Y-%m-%d %H:%M:%S" ) "
127+
128+ if [[ $shutdown_scheduled_at -le $now ]]; then
129+ echo_debug " Scheduled shutdown is in the past."
130+ shutdown_now=true
131+ fi
132+ else
133+ if [ " $SHUTDOWN_DELAY_SECONDS " != " 0" ; then
134+ echo_line " No players found. Server will be shut down in $SHUTDOWN_DELAY_SECONDS seconds."
135+ shutdown_scheduled_at=$(( $now + $SHUTDOWN_DELAY_SECONDS ))
136+ echo_debug " Shutdown scheduled for $( date -d " @$shutdown_scheduled_at " " %Y-%m-%d %H:%M:%S" ) $( date -d " @$now " " %Y-%m-%d %H:%M:%S" ) "
137+ else
138+ echo_line " No players found. Server will be shut down."
139+ shutdown_now=true
140+ fi
141+ fi
142+ elif [ " $shutdown_scheduled_at " != false ]; then
143+ echo_debug " Scheduled shutdown interrupted because server is not empty."
144+ shutdown_scheduled_at=false
145+ fi
123146
124- docker stop " ${CONTAINER_NAME} " > /dev/null
147+ if [ " $shutdown_now " = true ]; then
148+ echo_info " ***STOPPING SERVER***"
149+ docker stop " $CONTAINER_NAME " > /dev/null
125150
126151 running=false
127152 skip_sleep=true
153+ shutdown_scheduled_at=false
128154 fi
129155 else
130156 echo_debug " Server has already been shut down."
131157 running=false
132158 skip_sleep=true
159+ shutdown_scheduled_at=false
133160 fi
134161}
135162
@@ -145,8 +172,8 @@ run() {
145172
146173 if is_running; then
147174 echo_line " Server is already running."
148- echo_line " Allowing users ${ CONNECT_GRACE_SECONDS} seconds to connect..."
149- sleep " ${ CONNECT_GRACE_SECONDS} "
175+ echo_line " Allowing users $CONNECT_GRACE_SECONDS seconds to connect..."
176+ sleep " $CONNECT_GRACE_SECONDS "
150177 running=true
151178 else
152179 echo_line " Server is not running."
@@ -163,8 +190,8 @@ run() {
163190 if [ " $skip_sleep " = true ]; then
164191 skip_sleep=false
165192 else
166- echo_debug " Sleeping for ${ LOOP_SLEEP_SECONDS} seconds..."
167- sleep " ${ LOOP_SLEEP_SECONDS} "
193+ echo_debug " Sleeping for $LOOP_SLEEP_SECONDS seconds..."
194+ sleep " $LOOP_SLEEP_SECONDS "
168195 fi
169196 done
170197}
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