misc: refactored bin content into files/shims (#3607)

files/shims/mc-health

@@ -0,0 +1,18 @@
+#!/bin/bash
+
+# shellcheck source=../scripts/start-utils
+. "${SCRIPTS:-/}start-utils"
+if [ -f /data/.mc-health.env ]; then
+  . /data/.mc-health.env
+fi
+
+if isTrue "${DISABLE_HEALTHCHECK}"; then
+  echo "Healthcheck disabled"
+  exit 0
+elif isTrue "${ENABLE_AUTOPAUSE}" && [[ "$( ps -ax -o stat,comm | grep 'java' | awk '{ print $1 }')" =~ ^T.*$ ]]; then
+  echo "Java process suspended by Autopause function"
+  exit 0
+else
+  mc-monitor status "${MC_HEALTH_EXTRA_ARGS[@]}" --host "${SERVER_HOST:-localhost}" --port "${SERVER_PORT:-25565}"
+  exit $?
+fi

files/shims/mc-send-to-console

@@ -0,0 +1,25 @@
+#!/bin/bash
+. "/start-utils"
+: "${CONSOLE_IN_NAMED_PIPE:=/tmp/minecraft-console-in}"
+
+if isFalse "${CREATE_CONSOLE_IN_PIPE:-false}"; then
+  error "Console pipe needs to be enabled by setting CREATE_CONSOLE_IN_PIPE to true"
+fi
+
+
+if [ $# = 0 ]; then
+  error "Pass console commands as arguments"
+  exit 1
+fi
+
+if [ ! -p "${CONSOLE_IN_NAMED_PIPE}" ]; then
+  error "Named pipe ${CONSOLE_IN_NAMED_PIPE} is missing"
+  exit 1
+fi
+
+if [[ "$(id -u)" = 0 ]] && [[ $UID != 0 ]]; then
+  error "Exec needs to be run with user ID $UID"
+  exit 2
+else
+  echo "$@" >"${CONSOLE_IN_NAMED_PIPE}"
+fi

files/shims/mcstatus

@@ -0,0 +1,18 @@
+#!/bin/bash
+
+warning "mcstatus is deprecated; calling mc-monitor instead"
+
+##### mcstatus shim for mc-monitor
+# handles translating calls to
+#   mcstatus (host:port) (command)
+# where the actual command is ignore, but is typically ping or status
+
+addr="$1"
+
+IFS=':'
+read -a parts <<< "${addr}"
+args=(--host ${parts[0]}) 
+if [[ ${#parts[*]} -gt 1 ]]; then
+    args+=(--port ${parts[1]})
+fi
+exec mc-monitor ${args[@]}

files/shims/rcon-cmds-daemon.sh

@@ -0,0 +1,101 @@
+#!/bin/bash
+
+: "${RCON_CMDS_STARTUP:=}"
+: "${RCON_CMDS_ON_CONNECT:=}"
+: "${RCON_CMDS_ON_DISCONNECT:=}"
+: "${RCON_CMDS_FIRST_CONNECT:=}"
+: "${RCON_CMDS_LAST_DISCONNECT:=}"
+: "${RCON_CMDS_PERIOD:=10}"
+
+# needed for the clients connected function residing in autopause
+# shellcheck source=../auto/autopause-fcns.sh
+. /auto/autopause-fcns.sh
+
+# shellcheck source=start-utils
+. ${SCRIPTS:-/}start-utils
+
+run_command(){
+  rcon_cmd="$1"
+  logRcon "running - $rcon_cmd"
+  output=$(rcon-cli "$rcon_cmd")
+  logRcon "$output"
+}
+
+
+# wait for java process to be started
+while :
+do
+  if java_process_exists ; then
+    break
+  fi
+  sleep 0.1
+done
+
+CLIENTCONNECTIONS=0
+STATE=INIT
+
+while :
+do
+  case X$STATE in
+  XINIT)
+    # Server startup
+    if mc_server_listening ; then
+      logRcon "MCServer is listening, running startup"
+      if [[ "$RCON_CMDS_STARTUP" ]]; then
+        while read -r cmd; do
+          run_command "$cmd"
+        done <<< "$(echo -e "$RCON_CMDS_STARTUP")"
+      fi
+      if 
+        [[ -z "$RCON_CMDS_ON_CONNECT" ]] && 
+        [[ -z "$RCON_CMDS_ON_DISCONNECT" ]] && 
+        [[ -z "$RCON_CMDS_FIRST_CONNECT" ]] && 
+        [[ -z "$RCON_CMDS_LAST_DISCONNECT" ]]
+      then
+        logRcon "No addition rcon commands are given, stopping rcon cmd service"
+        exit 0
+      fi
+      STATE=II
+    fi
+    ;;
+  XII)
+    CURR_CLIENTCONNECTIONS=$(java_clients_connections)
+    # First client connection
+    # Setting priority run order: on first client connection is usually to STOP maintence, aka DO THIS FIRST
+    if (( CURR_CLIENTCONNECTIONS > 0 )) && (( CLIENTCONNECTIONS == 0 )) && [[ "$RCON_CMDS_FIRST_CONNECT" ]]; then
+        logRcon "First Clients has Connected, running first connect cmds"
+        while read -r cmd; do
+          run_command "$cmd"
+        done <<< "$(echo -e "$RCON_CMDS_FIRST_CONNECT")"
+    fi
+
+    # When a client joins
+    if (( CURR_CLIENTCONNECTIONS > CLIENTCONNECTIONS )) && [[ "$RCON_CMDS_ON_CONNECT" ]]; then
+        logRcon "Clients have Connected, running connect cmds"
+        while read -r cmd; do
+          run_command "$cmd"
+        done <<< "$(echo -e "$RCON_CMDS_ON_CONNECT")"
+    # When a client leaves
+    elif (( CURR_CLIENTCONNECTIONS < CLIENTCONNECTIONS )) && [[ "$RCON_CMDS_ON_DISCONNECT" ]]; then
+        logRcon "Clients have Disconnected, running disconnect cmds"
+        while read -r cmd; do
+          run_command "$cmd"
+        done <<< "$(echo -e "$RCON_CMDS_ON_DISCONNECT")"
+    fi
+
+    # Last client connection
+    # Setting priority run order: on last client connection is usually to START maintence, aka DO THIS LAST
+    if (( CURR_CLIENTCONNECTIONS == 0 )) && (( CLIENTCONNECTIONS > 0 )) && [[ "$RCON_CMDS_LAST_DISCONNECT" ]]; then
+        logRcon "ALL Clients have Disconnected, running last disconnect cmds"
+        while read -r cmd; do
+          run_command "$cmd"
+        done <<< "$(echo -e "$RCON_CMDS_LAST_DISCONNECT")"
+    fi
+    CLIENTCONNECTIONS=$CURR_CLIENTCONNECTIONS
+    ;;
+  *)
+    logRcon "Error: invalid state: $STATE"
+    ;;
+  esac
+  sleep "$RCON_CMDS_PERIOD"
+done