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  2. #!/bin/bash
  3. ### BEGIN INIT INFO
  4. # Provides: httpd-avs
  5. # Required-Start: $local_fs $remote_fs $network $syslog
  6. # Required-Stop: $local_fs $remote_fs $network $syslog
  7. # Default-Start: 2 3 4 5
  8. # Default-Stop: 0 1 6
  9. # Short-Description: AVS
  10. # Description: Start/Stop Apache Virtual Servers
  11. ### END INIT INFO
  12. #
  13. # Platform: Ubuntu
  14. # update-rc.d: httpd-avs start 15 2 3 4 5 . stop 85 0 1 6 .
  15. # description: Apache is a World Wide Web server. It is used to serve \
  16. # HTML files and CGI.
  17. # processname: httpd-avs
  19. # Variables
  20. AVSDIR=/usr/local/avs
  21. HTTPD_AVS=httpd-avs
  22. HTTPD_PREFIX="httpd-"
  23. APACHECTL=bin/apache2ctl
  24. PS="/bin/ps -ef"
  25. GREP=/bin/grep
  26. KILL="/bin/kill -9"
  27. AWK=/usr/bin/awk
  28. LOGGER=/usr/bin/logger
  29. RM=/bin/rm
  31. # Functions
  33. # Start all servers
  34. START ()
  35. {
  36. # Disable regular apache
  37. /usr/sbin/service apache2 stop
  38. /usr/sbin/update-rc.d -f apache2 remove
  40. cd $AVSDIR
  41. for SITE in ${HTTPD_PREFIX}*;
  42. do
  43. echo "Starting $SITE..."
  44. $SITE/$APACHECTL start
  45. sleep 1
  47. # Check results
  48. $PS|$GREP -v $GREP|$GREP -q $SITE
  50. # Log failures to the syslog
  51. if [ ! "$?" = "0" ];
  52. then
  53. echo "Instance $SITE failed to start."
  54. $LOGGER -p local4.info "WARNING: httpd instance $SITE failed to start."
  55. else
  56. echo "Instance $SITE started."
  57. fi
  58. done
  59. }
  61. # Stop all servers
  62. STOP ()
  63. {
  64. cd $AVSDIR
  65. for SITE in ${HTTPD_PREFIX}*;
  66. do
  67. echo "Stopping $SITE..."
  68. $SITE/$APACHECTL stop
  69. if [ "$?" = "0" ];
  70. then
  71. echo "Instance $SITE stopped."
  72. else
  73. echo "Instance $SITE failed to stop."
  74. fi
  75. done
  77. # Check results
  78. echo "Checking for hung httpd processes..."
  79. sleep 5
  80. $PS|$GREP -v $GREP|$GREP -v $HTTPD_AVS|$GREP -q httpd
  82. # If there are hung httpd processes, kill them
  83. if [ "$?" = "0" ];
  84. then
  85. echo "Some httpd processes not stopping; killing them..."
  86. for PROCESS in "`$PS|$GREP -v $GREP|$GREP -v $HTTPD_AVS|$GREP httpd|$AWK '{print $2}'`";
  87. do
  88. $KILL $PROCESS
  89. done
  90. fi
  92. # Do a final check; log information to syslog either way
  93. $PS|$GREP -v $GREP|$GREP -v $HTTPD_AVS|$GREP -q httpd
  94. if [ "$?" = "0" ];
  95. then
  96. echo "Failed to kill all httpd instances."
  97. $LOGGER -p local4.info "NOTICE: Failed to kill all httpd instances."
  98. exit 1
  99. fi
  100. echo "All httpd instances stopped."
  101. $LOGGER -p local4.info "All httpd instances stopped."
  102. }
  104. # Script
  105. case "$1" in
  106. start)
  107. START
  108. ;;
  109. stop)
  110. STOP
  111. ;;
  112. restart)
  113. STOP
  114. START
  115. ;;
  116. *)
  117. echo "Usage: $0 [stop|start|restart]"
  118. ;;
  119. esac
  120.  
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