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 enabled "$1" enabled 0
  58
  59         device=$(uci -p /var/state get network.$1.ifname) &> /dev/null
  60
  61         if [ -n "$device" ] ; then
  62                 [ "$enabled" -eq 1 ] && ACTION=ifup INTERFACE=$1 DEVICE=$device /sbin/hotplug-call iface
  63         fi
  64 }
  65
  66 interfaces()
  67 {
  68         config_load mwan3
  69
  70         echo "Interface status:"
  71         config_foreach mwan3_report_iface_status interface
  72         echo -e
  73 }
  74
  75 policies()
  76 {
  77         echo "Current ipv4 policies:"
  78         mwan3_report_policies_v4
  79         echo -e
  80         echo "Current ipv6 policies:"
  81         mwan3_report_policies_v6
  82         echo -e
  83 }
  84
  85 connected()
  86 {
  87         echo "Directly connected ipv4 networks:"
  88         mwan3_report_connected_v4
  89         echo -e
  90         echo "Directly connected ipv6 networks:"
  91         mwan3_report_connected_v6
  92         echo -e
  93 }
  94
  95 rules()
  96 {
  97         echo "Active ipv4 user rules:"
  98         mwan3_report_rules_v4
  99         echo -e
 100         echo "Active ipv6 user rules:"
 101         mwan3_report_rules_v6
 102         echo -e
 103 }
 104
 105 status()
 106 {
 107         interfaces
 108         policies
 109         connected
 110         rules
 111 }
 112
 113 start()
 114 {
 115         config_load mwan3
 116         config_foreach ifup interface
 117 }
 118
 119 stop()
 120 {
 121         local ipset route rule table IP IPT
 122
 123         killall mwan3track &> /dev/null
 124
 125         config_load mwan3
 126         config_foreach mwan3_track_clean interface
 127
 128         for IP in "$IP4" "$IP6"; do
 129
 130                 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
 131                         $IP route flush table $route &> /dev/null
 132                 done
 133
 134                 for rule in $($IP rule list | egrep '^[1-2][0-9]{3}\:' | cut -d ':' -f 1); do
 135                         $IP rule del pref $rule &> /dev/null
 136                 done
 137         done
 138
 139         for IPT in "$IPT4" "$IPT6"; do
 140
 141                 $IPT -D PREROUTING -j mwan3_hook &> /dev/null
 142                 $IPT -D OUTPUT -j mwan3_hook &> /dev/null
 143
 144                 for table in $($IPT -S | awk '{print $2}' | grep mwan3 | sort -u); do
 145                         $IPT -F $table &> /dev/null
 146                 done
 147
 148                 for table in $($IPT -S | awk '{print $2}' | grep mwan3 | sort -u); do
 149                         $IPT -X $table &> /dev/null
 150                 done
 151         done
 152
 153         for ipset in $($IPS -n list | grep mwan3_); do
 154                 $IPS -q destroy $ipset
 155         done
 156
 157         for ipset in $($IPS -n list | grep mwan3 | grep -E '_v4|_v6'); do
 158                 $IPS -q destroy $ipset
 159         done
 160
 161         mwan3_lock_clean
 162         rm -rf $MWAN3_STATUS_DIR $MWAN3TRACK_STATUS_DIR
 163 }
 164
 165 restart() {
 166         stop
 167         start
 168 }
 169
 170 case "$1" in
 171         ifup|ifdown|interfaces|policies|connected|rules|status|start|stop|restart)
 172                 $*
 173         ;;
 174         *)
 175                 help
 176         ;;
 177 esac
 178
 179 exit 0