net/mwan3/files/usr/sbin/mwan3

   1 #!/bin/sh
   2
   3 . /lib/functions.sh
   4 . /lib/functions/network.sh
   5 . /lib/mwan3/mwan3.sh
   6
   7 help()
   8 {
   9         cat <<EOF
  10 Syntax: mwan3 [command]
  11
  12 Available commands:
  13         start           Load iptables rules, ip rules and ip routes
  14         stop            Unload iptables rules, ip rules and ip routes
  15         restart         Reload iptables rules, ip rules and ip routes
  16         ifup <iface>    Load rules and routes for specific interface
  17         ifdown <iface>  Unload rules and routes for specific interface
  18         interfaces      Show interfaces status
  19         policies        Show currently active policy
  20         connected       Show directly connected networks
  21         rules           Show active rules
  22         status          Show all status
  23
  24 EOF
  25 }
  26
  27 ifdown()
  28 {
  29         if [ -z "$1" ]; then
  30                 echo "Error: Expecting interface. Usage: mwan3 ifdown <interface>" && exit 0
  31         fi
  32
  33         if [ -n "$2" ]; then
  34                 echo "Error: Too many arguments. Usage: mwan3 ifdown <interface>" && exit 0
  35         fi
  36
  37         ACTION=ifdown INTERFACE=$1 /sbin/hotplug-call iface
  38
  39         kill $(pgrep -f "mwan3track $1 $2") &> /dev/null
  40         mwan3_track_clean $1
  41 }
  42
  43 ifup()
  44 {
  45         local device enabled
  46
  47         config_load mwan3
  48
  49         if [ -z "$1" ]; then
  50                 echo "Expecting interface. Usage: mwan3 ifup <interface>" && exit 0
  51         fi
  52
  53         if [ -n "$2" ]; then
  54                 echo "Too many arguments. Usage: mwan3 ifup <interface>" && exit 0
  55         fi
  56
  57         config_get_bool enabled globals 'enabled' 0
  58         [ ${enabled} -gt 0 ] || {
  59                 echo "Warning: mwan3 is global disabled. Usage: /etc/init.d/mwan3 start"
  60                 exit 0
  61         }
  62
  63         config_get enabled "$1" enabled 0
  64
  65         device=$(uci -p /var/state get network.$1.ifname) &> /dev/null
  66
  67         if [ -n "$device" ] ; then
  68                 [ "$enabled" -eq 1 ] && ACTION=ifup INTERFACE=$1 DEVICE=$device /sbin/hotplug-call iface
  69         fi
  70 }
  71
  72 interfaces()
  73 {
  74         config_load mwan3
  75
  76         echo "Interface status:"
  77         config_foreach mwan3_report_iface_status interface
  78         echo -e
  79 }
  80
  81 policies()
  82 {
  83         echo "Current ipv4 policies:"
  84         mwan3_report_policies_v4
  85         echo -e
  86         echo "Current ipv6 policies:"
  87         mwan3_report_policies_v6
  88         echo -e
  89 }
  90
  91 connected()
  92 {
  93         echo "Directly connected ipv4 networks:"
  94         mwan3_report_connected_v4
  95         echo -e
  96         echo "Directly connected ipv6 networks:"
  97         mwan3_report_connected_v6
  98         echo -e
  99 }
 100
 101 rules()
 102 {
 103         echo "Active ipv4 user rules:"
 104         mwan3_report_rules_v4
 105         echo -e
 106         echo "Active ipv6 user rules:"
 107         mwan3_report_rules_v6
 108         echo -e
 109 }
 110
 111 status()
 112 {
 113         interfaces
 114         policies
 115         connected
 116         rules
 117 }
 118
 119 start()
 120 {
 121         local enabled
 122
 123         config_load mwan3
 124         config_get_bool enabled globals 'enabled' 0
 125         [ ${enabled} -gt 0 ] || {
 126                 echo "Warning: mwan3 is global disabled. Usage: /etc/init.d/mwan3 start"
 127                 exit 0
 128         }
 129
 130         config_foreach ifup interface
 131 }
 132
 133 stop()
 134 {
 135         local ipset route rule table IP IPT pid
 136
 137         for pid in $(pgrep -f "mwan3track"); do
 138                 kill -TERM "$pid" > /dev/null 2>&1
 139                 sleep 1
 140                 kill -KILL "$pid" > /dev/null 2>&1
 141         done
 142
 143         config_load mwan3
 144         config_foreach mwan3_track_clean interface
 145
 146         for IP in "$IP4" "$IP6"; do
 147
 148                 for route in $($IP route list table all | sed 's/.*table \([^ ]*\) .*/\1/' |  awk '{print $1}' | awk '{for(i=1;i<=NF;i++) if($i+0>0) if($i+0<255) {print;break}}'); do
 149                         $IP route flush table $route &> /dev/null
 150                 done
 151
 152                 for rule in $($IP rule list | egrep '^[1-2][0-9]{3}\:' | cut -d ':' -f 1); do
 153                         $IP rule del pref $rule &> /dev/null
 154                 done
 155         done
 156
 157         for IPT in "$IPT4" "$IPT6"; do
 158
 159                 $IPT -D PREROUTING -j mwan3_hook &> /dev/null
 160                 $IPT -D OUTPUT -j mwan3_hook &> /dev/null
 161
 162                 for table in $($IPT -S | awk '{print $2}' | grep mwan3 | sort -u); do
 163                         $IPT -F $table &> /dev/null
 164                 done
 165
 166                 for table in $($IPT -S | awk '{print $2}' | grep mwan3 | sort -u); do
 167                         $IPT -X $table &> /dev/null
 168                 done
 169         done
 170
 171         for ipset in $($IPS -n list | grep mwan3_); do
 172                 $IPS -q destroy $ipset
 173         done
 174
 175         for ipset in $($IPS -n list | grep mwan3 | grep -E '_v4|_v6'); do
 176                 $IPS -q destroy $ipset
 177         done
 178
 179         mwan3_lock_clean
 180         rm -rf $MWAN3_STATUS_DIR $MWAN3TRACK_STATUS_DIR
 181 }
 182
 183 restart() {
 184         stop
 185         start
 186 }
 187
 188 case "$1" in
 189         ifup|ifdown|interfaces|policies|connected|rules|status|start|stop|restart)
 190                 mwan3_init
 191                 $*
 192         ;;
 193         *)
 194                 help
 195         ;;
 196 esac
 197
 198 exit 0