Adding the ruby directory, and a simple script to restart Bamboo

git-svn-id: file:///humgen/gsa-scr1/gsa-engineering/svn_contents/trunk@2251 348d0f76-0448-11de-a6fe-93d51630548a

ruby/restartBamboo.rb

@@ -0,0 +1,96 @@
+#!/util/bin/ruby
+# #########################################################
+# 
+# Dec 3rd, 2009 
+# Aaron
+#
+# This script will restart Bamboo, if it's running; or if 
+# it's left a pid file without stopping the server
+# 
+# It has two arguments:
+# - the log file to store any results to (required)
+# - DRYRUN, do not actually execute commands (optional)
+# #########################################################
+
+# require file utils, lets us change directory
+require 'fileutils'
+
+# get the time and date, and take off any endlines
+td = `date`.chomp!
+
+# what machine we have to run this on?
+machine = "gsa2"
+
+# check the command line arguments
+if (ARGV.size < 1 || ARGV.size > 2)
+  log_file.puts "#{td}: restartBamboo.rb <logFileLocation> <DRYRUN>\n"
+  log_file.puts "#{td}: logFileLocation: where to put the output"
+  log_file.puts "#{td}: DRYRUN (optional): do not execute any Bamboo commands, only echo them\nexiting..."
+  log_file.close()
+  exit(1)
+end
+
+# bamboo location, shell script, and PID file
+bamboo_location = "/humgen/gsa-scr1/gsa-engineering/bamboo/Bamboo"
+bamboo_script   = "bamboo.sh"
+pid_file_loc    = "bamboo.pid"
+
+# where we want to log the results, taken from the command line
+log_file = File.open(ARGV[0],"a")
+
+if (`uname -n`.chomp! != machine)
+  log_file.puts "#{td}: You can only run this script on machine #{machine}...exiting!"
+  log_file.close()
+  exit(1)
+end
+
+echo = ""
+# are we a dryrun?
+if (ARGV[1] == "DRYRUN")
+  echo = "echo "
+elsif (ARGV.size == 2)
+  log_file.puts "#{td}: The second parameter must be DRYRUN or nothing!"
+  log_file.close()
+  exit(1)
+end
+
+# first check if the bamboo dir exists
+if (!File.exists?(bamboo_location)) 
+  log_file.puts "#{td}: Bamboo location: #{bamboo_location} does not exist"
+  endlog_file.close()
+  exit(1)
+end
+
+# we have to cd to the directory, since bamboo uses some relative paths (stinks!)
+FileUtils.cd(bamboo_location)
+
+# output our current location
+currentDir = FileUtils.pwd()
+log_file.puts "current dir = #{currentDir}"
+
+# check to see if the bamboo location has a pid file
+if (File.exists?(bamboo_location + File::SEPARATOR + "bamboo.pid")) 
+  log_file.puts "#{td}: PID file exists! Is bamboo running with that PID..."
+  
+  # get the pid
+  pid = `cat #{pid_file_loc}`.to_i
+  log_file.puts "#{td}: got a PID value of #{pid}"
+
+  # check for that pid
+  if (`ps --no-headers #{pid}` == "")
+    log_file.puts "#{td}: unable to find process #{pid}"
+    log_file.puts "#{td}: trying to remove pid file: #{pid_file_loc}"
+    FileUtils.rm(pid_file_loc)
+  else
+    log_file.puts "#{td}: found process #{pid}, attempting to shut down..."
+    shutdown_result = `#{echo}./#{bamboo_script} stop`
+    log_file.puts "#{td}: shutdown result:\n#{shutdown_result}"
+  end
+end
+
+# regardless of what happened above, restart the server
+startup_result = `#{echo}./#{bamboo_script} start`
+log_file.puts "#{td}: startup result:\n#{startup_result}"
+
+# close the log file 
+log_file.close()