Don't do munin monitoring for disks behind an Areca controller

[chef.git] / cookbooks / hardware / recipes / default.rb

diff --git a/cookbooks/hardware/recipes/default.rb b/cookbooks/hardware/recipes/default.rb
index 551dd5b382b43b311233fd06cdca08e27b793c81..6a324a36e4d30846e3ff4acb4330fe4b7f67d150 100644 (file)
--- a/cookbooks/hardware/recipes/default.rb
+++ b/cookbooks/hardware/recipes/default.rb
@@ -17,6 +17,9 @@
 # limitations under the License.
 #
 
+include_recipe "tools"
+include_recipe "munin"
+
 case node[:cpu][:"0"][:vendor_id]
 when "GenuineIntel"
   package "intel-microcode"
@@ -277,7 +280,7 @@ node[:block_device].each do |name, attributes|
   disks << { :device => name } if attributes[:vendor] == "ATA"
 end
 
-if status_packages["cciss-vol-status"]
+if status_packages["cciss-vol-status"] && File.exist?("/usr/sbin/cciss_vol_status")
   status_packages["cciss-vol-status"].each do |device|
     IO.popen(["cciss_vol_status", "-V", "/dev/#{device}"]).each do |line|
       disks << { :device => device, :driver => "cciss", :id => Regexp.last_match[1].to_i - 1 } if line =~ / bay ([0-9]+) +HP /
@@ -348,7 +351,7 @@ if status_packages["aacraid-status"]
   end
 end
 
-if tools_packages.include?("areca")
+if tools_packages.include?("areca") && File.exist?("/opt/areca/x86_64/cli64")
   device = IO.popen(["lsscsi", "-g"]).grep(%r{Areca +RAID controller .*/dev/(sg[0-9]+)}) do
     Regexp.last_match[1]
   end.first
@@ -368,7 +371,7 @@ if tools_packages.include?("areca")
 end
 
 disks.each do |disk|
-  if disk[:device] =~ /^cciss\/(.*)$/
+  if disk[:device] =~ %r{^cciss/(.*)$}
     id = File.read("/sys/bus/cciss/devices/#{Regexp.last_match[1]}/unique_id").chomp
 
     disk[:munin] = "cciss-3#{id.downcase}"
@@ -408,6 +411,12 @@ if disks.count > 0
     supports :status => true, :restart => true, :reload => true
   end
 
+  # Don't try and do munin monitoring of disks behind
+  # an Areca controller as they only allow one thing to
+  # talk to the controller at a time and smartd will
+  # throw errors if it clashes with munin
+  disks = disks.reject { |disk| disk[:driver] == "areca" }
+
   disks.each do |disk|
     munin_plugin "smart_#{disk[:munin]}" do
       target "smart_"