net/vnstat/files/vnstat.init

   1 #!/bin/sh /etc/rc.common
   2 # Copyright (C) 2008 OpenWrt.org
   3
   4 START=99
   5 LIB_D=/var/lib/vnstat
   6 WWW_D=/www/vnstat
   7 RUN_D=/var/run
   8 PID_F=$RUN_D/vnstat.pid
   9 VNSTATD_BIN=/usr/sbin/vnstatd
  10
  11 system_config() {
  12         local cfg="$1"
  13
  14         config_get hostname "$cfg" hostname
  15         hostname="${hostname:-OpenWrt}"
  16 }
  17
  18 do_download() {
  19         include /lib/network
  20         scan_interfaces
  21
  22         local cfg="$1"
  23
  24         config_get ifname "$cfg" ifname
  25         [ -n "$ifname" ] || return 0
  26         [ -e $LIB_D/$ifname ] && return 0
  27
  28         config_get_bool enabled "$cfg" enabled '1'
  29         [ "$enabled" -gt 0 ] && {
  30                 config_get remote_host "$cfg" remote_host
  31                 [ -n "$remote_host" ] || return 0
  32                 config_get remote_path "$cfg" remote_path
  33                 [ -n "$remote_path" ] || return 0
  34
  35                 while [ ! -e $LIB_D/$ifname ]; do
  36                         wget http://$remote_host/$remote_path/${hostname}_$ifname -O $LIB_D/$ifname 2>/dev/null
  37                         [ -e $LIB_D/$ifname ] && {
  38                                 logger -t "vnstat" "Successfully downloaded ${ifname}'s vnStat database backup"
  39                                 [ -L $WWW_D/$ifname ] || ln -s $LIB_D/$ifname $WWW_D/$ifname
  40                                 return 0
  41                         }
  42                         sleep 30
  43                 done
  44         }
  45 }
  46
  47 start() {
  48         [ -d $LIB_D ] || mkdir -p $LIB_D
  49         [ -d $WWW_D ] || mkdir -p $WWW_D
  50
  51         config_load system
  52         config_foreach system_config system
  53
  54         config_load vnstat
  55         config_foreach do_download interface
  56
  57         [ ! -f $PID_F ] && $VNSTATD_BIN -d
  58 }
  59
  60 stop() {
  61         [ -f $PID_F ] && kill $(cat $PID_F)
  62 }
  63
  64 reload() {
  65         [ -f $PID_F ] && kill -HUP $(cat $PID_F)
  66 }
  67