ctdb/tests/UNIT/eventscripts/scripts/13.per_ip_routing.sh

   1 setup()
   2 {
   3         setup_public_addresses
   4
   5         # shellcheck disable=SC2034
   6         # Used in expected output
   7         service_name="per_ip_routing"
   8
   9         setup_script_options <<EOF
  10 CTDB_PER_IP_ROUTING_CONF="${CTDB_BASE}/policy_routing"
  11 CTDB_PER_IP_ROUTING_RULE_PREF=100
  12 CTDB_PER_IP_ROUTING_TABLE_ID_LOW=1000
  13 CTDB_PER_IP_ROUTING_TABLE_ID_HIGH=2000
  14 EOF
  15
  16         # Tests need to create and populate this file
  17         rm -f "$CTDB_PER_IP_ROUTING_CONF"
  18 }
  19
  20 # Create policy routing configuration in $CTDB_PER_IP_ROUTING_CONF.
  21 # $1 is the number of assigned IPs to use (<num>, all), defaulting to
  22 # 1.  If $2 is "default" then a default route is also added.
  23 create_policy_routing_config()
  24 {
  25         _num_ips="${1:-1}"
  26         _should_add_default="$2"
  27
  28         ctdb_get_my_public_addresses |
  29                 if [ "$_num_ips" = "all" ]; then
  30                         cat
  31                 else
  32                         {
  33                                 head -n "$_num_ips"
  34                                 cat >/dev/null
  35                         }
  36                 fi |
  37                 while read -r _dev _ip _bits; do
  38                         _net=$(ipv4_host_addr_to_net "$_ip" "$_bits")
  39                         _gw="${_net%.*}.254" # a dumb, calculated default
  40
  41                         echo "$_ip $_net"
  42
  43                         if [ "$_should_add_default" = "default" ]; then
  44                                 echo "$_ip 0.0.0.0/0 $_gw"
  45                         fi
  46                 done >"$CTDB_PER_IP_ROUTING_CONF"
  47 }