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") &> /dev/null
  40 }
  41
  42 ifup()
  43 {
  44         local device enabled
  45
  46         config_load mwan3
  47
  48         if [ -z "$1" ]; then
  49                 echo "Expecting interface. Usage: mwan3 ifup <interface>" && exit 0
  50         fi
  51
  52         if [ -n "$2" ]; then
  53                 echo "Too many arguments. Usage: mwan3 ifup <interface>" && exit 0
  54         fi
  55
  56         config_get enabled "$1" enabled 0
  57
  58         device=$(uci -p /var/state get network.$1.ifname) &> /dev/null
  59
  60         if [ -n "$device" ] ; then
  61                 [ "$enabled" -eq 1 ] && ACTION=ifup INTERFACE=$1 DEVICE=$device /sbin/hotplug-call iface
  62         fi
  63 }
  64
  65 interfaces()
  66 {
  67         config_load mwan3
  68
  69         echo "Interface status:"
  70         config_foreach mwan3_report_iface_status interface
  71         echo -e
  72 }
  73
  74 policies()
  75 {
  76         echo "Current ipv4 policies:"
  77         mwan3_report_policies_v4
  78         echo -e
  79         echo "Current ipv6 policies:"
  80         mwan3_report_policies_v6
  81         echo -e
  82 }
  83
  84 connected()
  85 {
  86         echo "Directly connected ipv4 networks:"
  87         mwan3_report_connected_v4
  88         echo -e
  89         echo "Directly connected ipv6 networks:"
  90         mwan3_report_connected_v6
  91         echo -e
  92 }
  93
  94 rules()
  95 {
  96         echo "Active ipv4 user rules:"
  97         mwan3_report_rules_v4
  98         echo -e
  99         echo "Active ipv6 user rules:"
 100         mwan3_report_rules_v6
 101         echo -e
 102 }
 103
 104 status()
 105 {
 106         interfaces
 107         policies
 108         connected
 109         rules
 110 }
 111
 112 start()
 113 {
 114         config_load mwan3
 115         config_foreach ifup interface
 116 }
 117
 118 stop()
 119 {
 120         local ipset route rule table IP IPT
 121
 122         killall mwan3track &> /dev/null
 123
 124         for IP in "$IP4" "$IP6"; do
 125
 126                 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
 127                         $IP route flush table $route &> /dev/null
 128                 done
 129
 130                 for rule in $($IP rule list | egrep '^[1-2][0-9]{3}\:' | cut -d ':' -f 1); do
 131                         $IP rule del pref $rule &> /dev/null
 132                 done
 133         done
 134
 135         for IPT in "$IPT4" "$IPT6"; do
 136
 137                 $IPT -D PREROUTING -j mwan3_hook &> /dev/null
 138                 $IPT -D OUTPUT -j mwan3_hook &> /dev/null
 139
 140                 for table in $($IPT -S | awk '{print $2}' | grep mwan3 | sort -u); do
 141                         $IPT -F $table &> /dev/null
 142                 done
 143
 144                 for table in $($IPT -S | awk '{print $2}' | grep mwan3 | sort -u); do
 145                         $IPT -X $table &> /dev/null
 146                 done
 147         done
 148
 149         for ipset in $($IPS -n list | grep mwan3_); do
 150                 $IPS -q destroy $ipset
 151         done
 152
 153         for ipset in $($IPS -n list | grep mwan3 | grep -E '_v4|_v6'); do
 154                 $IPS -q destroy $ipset
 155         done
 156 }
 157
 158 restart() {
 159         stop
 160         start
 161 }
 162
 163 case "$1" in
 164         ifup|ifdown|interfaces|policies|connected|rules|status|start|stop|restart)
 165                 $*
 166         ;;
 167         *)
 168                 help
 169         ;;
 170 esac
 171
 172 exit 0