作者： lingbo

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#!/bin/sh /etc/rc.common

START=99

# /etc/init.d Service Script for Home Assistant
PRE_EXEC="cd /mnt/sda3/homeassistant; source bin/activate;"
# Typically /usr/bin/hass
HASS_BIN="hass"
RUN_AS="root"
PID_DIR="/var/run/hass"
PID_FILE="$PID_DIR/hass.pid"
CONFIG_DIR="/$RUN_AS/.homeassistant"
LOG_DIR="/var/log/homeassistant"
LOG_FILE="$LOG_DIR/home-assistant.log"
FLAGS="-v –config $CONFIG_DIR –pid-file $PID_FILE –log-file $LOG_FILE –daemon"

start() {
  create_piddir
  if [ -f $PID_FILE ] && kill -0 $(cat $PID_FILE) 2> /dev/null; then
    echo ‘Service already running’ >&2
    return 1
  fi
  echo -n ‘Starting service… ‘ >&2
  local CMD="$PRE_EXEC $HASS_BIN $FLAGS;"
  /bin/sh -c "$CMD" $RUN_AS
  if [ $? -ne 0 ]; then
    echo "Failed" >&2
  else
    echo ‘Done’ >&2
  fi
}

stop() {
  if [ ! -f "$PID_FILE" ] || ! kill -0 $(cat "$PID_FILE") 2> /dev/null; then
    echo ‘Service not running’ >&2
    return 1
  fi
  echo -n ‘Stopping service… ‘ >&2
  kill $(cat "$PID_FILE")
  while ps -p $(cat "$PID_FILE") > /dev/null 2>&1; do sleep 1;done;
  rm -f $PID_FILE
  echo ‘Done’ >&2
}

create_piddir() {
  if [ ! -d "$PID_DIR" ]; then
    mkdir -p $PID_DIR
    chown $RUN_AS "$PID_DIR"
  fi
}