ctdb/tests/UNIT/eventscripts/scripts/11.natgw.sh

   1 setup()
   2 {
   3         debug "Setting up NAT gateway"
   4
   5         natgw_nodes="${CTDB_BASE}/natgw_nodes"
   6
   7         ctdb_set_pnn
   8 }
   9
  10 # A separate function for this makes sense because it can be done
  11 # multiple times per test
  12 setup_ctdb_natgw()
  13 {
  14         # Read from stdin
  15         while read -r _ip _opts; do
  16                 case "$_opts" in
  17                 leader)
  18                         export FAKE_CTDB_NATGW_LEADER="$_ip"
  19                         echo "$_ip"
  20                         ;;
  21                 follower-only)
  22                         printf "%s\tfollower-only\n" "$_ip"
  23                         ;;
  24                 *)
  25                         echo "$_ip"
  26                         ;;
  27                 esac
  28         done >"$natgw_nodes"
  29
  30         # Assume all of the nodes are on a /24 network and have IPv4
  31         # addresses:
  32         read -r _ip <"$natgw_nodes"
  33
  34         setup_script_options <<EOF
  35 CTDB_NATGW_NODES="$natgw_nodes"
  36 CTDB_NATGW_PRIVATE_NETWORK="${_ip%.*}.0/24"
  37 # These are fixed.  Probably don't use the same network for the
  38 # private node IPs.  To unset the default gateway just set it to
  39 # "".  :-)
  40 CTDB_NATGW_PUBLIC_IP="10.1.1.121/24"
  41 CTDB_NATGW_PUBLIC_IFACE="eth1"
  42 CTDB_NATGW_DEFAULT_GATEWAY="10.1.1.254"
  43 EOF
  44 }
  45
  46 ok_natgw_leader_ip_addr_show()
  47 {
  48         _mac=$(echo "$CTDB_NATGW_PUBLIC_IFACE" |
  49                 cksum |
  50                 sed -r -e 's@(..)(..)(..).*@fe:fe:fe:\1:\2:\3@')
  51
  52         # This is based on CTDB_NATGW_PUBLIC_IP
  53         _brd="10.1.1.255"
  54
  55         ok <<EOF
  56 1: ${CTDB_NATGW_PUBLIC_IFACE}: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
  57     link/ether ${_mac} brd ff:ff:ff:ff:ff:ff
  58     inet ${CTDB_NATGW_PUBLIC_IP} brd ${_brd} scope global ${CTDB_NATGW_PUBLIC_IFACE}
  59        valid_lft forever preferred_lft forever
  60 EOF
  61 }
  62
  63 ok_natgw_follower_ip_addr_show()
  64 {
  65         _mac=$(echo "$CTDB_NATGW_PUBLIC_IFACE" |
  66                 cksum |
  67                 sed -r -e 's@(..)(..)(..).*@fe:fe:fe:\1:\2:\3@')
  68
  69         ok <<EOF
  70 1: ${CTDB_NATGW_PUBLIC_IFACE}: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
  71     link/ether ${_mac} brd ff:ff:ff:ff:ff:ff
  72 EOF
  73 }
  74
  75 ok_natgw_leader_static_routes()
  76 {
  77         _nl="
  78 "
  79         _t=""
  80         for _i in $CTDB_NATGW_STATIC_ROUTES; do
  81                 # This is intentionally different to the code in 11.natgw ;-)
  82                 case "$_i" in
  83                 *@*)
  84                         _net=$(echo "$_i" | sed -e 's|@.*||')
  85                         _gw=$(echo "$_i" | sed -e 's|.*@||')
  86                         ;;
  87                 *)
  88                         _net="$_i"
  89                         _gw="$CTDB_NATGW_DEFAULT_GATEWAY"
  90                         ;;
  91                 esac
  92
  93                 [ -n "$_gw" ] || continue
  94                 _t="${_t}${_t:+${_nl}}"
  95                 _t="${_t}${_net} via ${_gw} dev ethXXX  metric 10 "
  96         done
  97         _t=$(echo "$_t" | sort)
  98         ok "$_t"
  99 }
 100
 101 ok_natgw_follower_static_routes()
 102 {
 103         _nl="
 104 "
 105         _t=""
 106         for _i in $CTDB_NATGW_STATIC_ROUTES; do
 107                 # This is intentionally different to the code in 11.natgw ;-)
 108                 _net=$(echo "$_i" | sed -e 's|@.*||')
 109
 110                 # The interface for the private network isn't
 111                 # specified as part of the NATGW configuration and
 112                 # isn't part of the command to add the route.  It is
 113                 # implicitly added by "ip route" but our stub doesn't
 114                 # do this and adds "ethXXX".
 115                 _t="${_t}${_t:+${_nl}}"
 116                 _t="${_t}${_net} via ${FAKE_CTDB_NATGW_LEADER} dev ethXXX  metric 10 "
 117         done
 118         _t=$(echo "$_t" | sort)
 119         ok "$_t"
 120 }