netcfg-bonding/bonding

   1 #! /bin/bash
   2 . /usr/lib/network/network
   3
   4 wait_for_link() {
   5     # Returns 0 when a link is detected, 1 otherwise
   6     for i in {1..10}; do
   7         sleep .2
   8         if ip link show $1|grep -q "state UP"; then
   9             return 0
  10         fi
  11     done
  12     return 1
  13 }
  14
  15 bonding_up() {
  16     load_profile $1
  17
  18     let slaves_up=0
  19
  20     # Add the master interface
  21     ip link set $INTERFACE up || return 1
  22
  23     # Add slaves
  24     for S in $SLAVES; do
  25         ifenslave -d $INTERFACE $S &>/dev/null
  26         ip link set $S up || return 1
  27         ifenslave $INTERFACE $S || return 1
  28         if [[ $slaves_up -eq 0 ]]; then
  29             let timeout=0
  30             until ! ip link show $S|grep -q "state UP"; do
  31                 sleep 0.5
  32                 let timeout++
  33                 if  [[ $timeout -eq 5 ]]; then
  34                     report_fail "Slave $S is down"
  35                     break
  36                 fi
  37             done
  38             if ! ip link show $S|grep -q "state UP"; then
  39                 let slaves_up++
  40             fi
  41         fi
  42     done
  43
  44     # If no slave is up, abort
  45     if [[ $slaves_up -eq 0 ]]; then
  46         report_fail "No slave up"
  47         return 1
  48     fi
  49
  50     # Wait for the bonding interface to be up
  51     while ! ip link show $INTERFACE|grep -q "state UP"; do
  52         sleep .2
  53     done
  54
  55     # Now do as if it were a simple ethernet interface
  56     /usr/lib/network/connections/ethernet-iproute up $1
  57 }
  58
  59 bonding_down() {
  60     load_profile $1
  61
  62     # Remove slaves
  63     for S in $SLAVES; do
  64         ifenslave -d $INTERFACE $S
  65         ip link set $S down || return 1
  66     done
  67
  68     /usr/lib/network/connections/ethernet-iproute down $1
  69 }
  70
  71 bonding_$1 $2
  72 exit $?