configure

#!/bin/bash
#
# Tell a switch to fetch configuration from TFTP.
#
# Wait until it responds to SNMP and wait until the transfer is complete.
#

ID=$RANDOM
IP=$1

CNT=0
while [ true ];
do
  snmpget -Ov -v 2c -c private $IP 1.3.6.1.2.1.1.5.0 &> /dev/null
  if [ "$?" = "0" ]; then
    break
  fi

  CNT=$(($CNT + 1))
  if [ "$CNT" = 20 ]; then
    SWITCH=$(redis-cli --raw get $IP)
    NETWORKNAME=$(redis-cli --raw get networkname-$IP)
    echo "Timeout waiting for SNMP for $IP ($SWITCH). Network: $NETWORKNAME" \
      | logger -p error -t configure
    exit 1
  fi

  echo "Waiting for SNMP ..."
  sleep 5
done

snmpset -v 2c -c private $IP .1.3.6.1.4.1.9.9.96.1.1.1.1.2.$ID i 1
snmpset -v 2c -c private $IP .1.3.6.1.4.1.9.9.96.1.1.1.1.3.$ID i 1
snmpset -v 2c -c private $IP .1.3.6.1.4.1.9.9.96.1.1.1.1.4.$ID i 4
snmpset -v 2c -c private $IP .1.3.6.1.4.1.9.9.96.1.1.1.1.5.$ID a 192.168.40.10
snmpset -v 2c -c private $IP .1.3.6.1.4.1.9.9.96.1.1.1.1.6.$ID s BASE-confg
snmpset -v 2c -c private $IP .1.3.6.1.4.1.9.9.96.1.1.1.1.14.$ID i 1

RET=2
CNT=0
while [ "$RET" = "2" ];
do
  echo "Waiting for switch to apply configuration ..."
  sleep 10
  RET=$(snmpget -Ov -v 2c -c private $IP \
    .1.3.6.1.4.1.9.9.96.1.1.1.1.10.$ID | cut -f 2 -d ' ')
  CNT=$(($CNT + 1))
  if [ "$CNT" = 6 ]; then
    echo "Timeout waiting for switch to apply configuration for $IP." \
      | logger -p error -t configure
    exit 1
  fi
done

echo "Return: $RET"
snmpset -v 2c -c private $IP .1.3.6.1.4.1.9.9.96.1.1.1.1.14.$ID i 6

SWITCH=$(redis-cli --raw get $IP)
echo "Successfully pushed configuration to $SWITCH ($IP)" \
  | logger -t configure