/share/examples/hast/ucarp.sh

https://bitbucket.org/freebsd/freebsd-head/ · Shell · 69 lines · 31 code · 4 blank · 34 comment · 4 complexity · 87fa0f7605ffde29622f203f31d47ab2 MD5 · raw file

  1. #!/bin/sh
  2. #
  3. # Copyright (c) 2010 The FreeBSD Foundation
  4. # All rights reserved.
  5. #
  6. # This software was developed by Pawel Jakub Dawidek under sponsorship from
  7. # the FreeBSD Foundation.
  8. #
  9. # Redistribution and use in source and binary forms, with or without
  10. # modification, are permitted provided that the following conditions
  11. # are met:
  12. # 1. Redistributions of source code must retain the above copyright
  13. # notice, this list of conditions and the following disclaimer.
  14. # 2. Redistributions in binary form must reproduce the above copyright
  15. # notice, this list of conditions and the following disclaimer in the
  16. # documentation and/or other materials provided with the distribution.
  17. #
  18. # THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
  19. # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  20. # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  21. # ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
  22. # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  23. # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  24. # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  25. # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  26. # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  27. # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  28. # SUCH DAMAGE.
  29. #
  30. # $FreeBSD$
  31. # Shared IP address, unused for now.
  32. addr="10.99.0.3"
  33. # Password for UCARP communication.
  34. pass="password"
  35. # First node IP and interface for UCARP communication.
  36. nodea_srcip="10.99.0.1"
  37. nodea_ifnet="bge0"
  38. # Second node IP and interface for UCARP communication.
  39. nodeb_srcip="10.99.0.2"
  40. nodeb_ifnet="em3"
  41. export PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin
  42. vhid="1"
  43. upscript="/root/hast/sbin/hastd/vip-up.sh"
  44. downscript="/root/hast/sbin/hastd/vip-down.sh"
  45. ifconfig "${nodea_ifnet}" 2>/dev/null | grep -q "inet ${nodea_srcip} "
  46. if [ $? -eq 0 ]; then
  47. srcip="${nodea_srcip}"
  48. ifnet="${nodea_ifnet}"
  49. node="node A"
  50. fi
  51. ifconfig "${nodeb_ifnet}" 2>/dev/null | grep -q "inet ${nodeb_srcip} "
  52. if [ $? -eq 0 ]; then
  53. if [ -n "${srcip}" -o -n "${ifnet}" ]; then
  54. echo "Unable to determine which node is this (both match)." >/dev/stderr
  55. exit 1
  56. fi
  57. srcip="${nodeb_srcip}"
  58. ifnet="${nodeb_ifnet}"
  59. node="node B"
  60. fi
  61. if [ -z "${srcip}" -o -z "${ifnet}" ]; then
  62. echo "Unable to determine which node is this (none match)." >/dev/stderr
  63. exit 1
  64. fi
  65. ucarp -i ${ifnet} -s ${srcip} -v ${vhid} -a ${addr} -p ${pass} -u "${upscript}" -d "${downscript}"