Merge pull request #40 from negz/master

Expose PD sizes, and support older MegaCli binaries.

lib/facter/megacli.rb

@@ -1,7 +1,15 @@
 Facter.add(:megacli) do
   confine :kernel => :linux
 
+  megacli_binaries = ['MegaCli', 'megacli']
+
   setcode do
-    Facter::Util::Resolution.which('MegaCli')
+    path = nil
+    megacli_binaries.each do |bin|
+        path = Facter::Util::Resolution.which(bin)
+        next if path.nil?
+        break
+    end
+    path
   end
 end

lib/facter/megacli_legacy.rb

@@ -0,0 +1,21 @@
+require 'semver'
+
+# Legacy versions of MegaCLI require different arguments to determine certain
+# software and firmware versions.
+Facter.add(:megacli_legacy) do
+  megacli = Facter.value(:megacli)
+  megacli_version = Facter.value(:megacli_version)
+
+  setcode do
+    next if megacli.nil?
+    next if megacli_version.nil?
+
+    # Modern version assumed from changelog at
+    # http://www.lsi.com/downloads/Public/RAID%20Controllers/RAID%20Controllers%20Common%20Files/Linux%20MegaCLI%208.07.10.txt
+    actual_version = SemVer.new(megacli_version)
+    modern_version = SemVer.new('8.02.16')
+
+    actual_version < modern_version
+
+  end
+end

lib/facter/megacli_version.rb

@@ -1,13 +1,23 @@
 Facter.add(:megacli_version) do
   megacli = Facter.value(:megacli)
+  version_commands = ["#{megacli} -Version -Cli -aALL -NoLog",
+                      "#{megacli} -v -aALL -NoLog"]
 
   setcode do
-    unless megacli.nil?
-      output = Facter::Util::Resolution.exec("#{megacli} -Version -Cli -aALL -NoLog")
+    next if megacli.nil?
+
+    version = nil
+    # This is a bit hacky, but we need to try different commands to ascertain
+    # the version of the megacli binary.
+    version_commands.each do |cmd|
+      output = Facter::Util::Resolution.exec(cmd)
       next if output.nil?
       m = output.match(/MegaCLI SAS RAID Management Tool  Ver ([\d\.]+)/)
+      next if m.nil?
       next unless m.size == 2
-      m[1]
+      version = m[1]
+      break
     end
+    version
   end
 end

lib/facter/megaraid_fw_package_build.rb

@@ -1,13 +1,30 @@
 Facter.add(:megaraid_fw_package_build) do
+  confine :megacli_legacy => false
+
   megacli = Facter.value(:megacli)
+  setcode do
+    next if megacli.nil?
+    output = Facter::Util::Resolution.exec("#{megacli} -Version -Ctrl -aALL -NoLog")
+    next if output.nil?
+    m = output.match(/F[wW] Package Build\s*:\s*([\d\.\-]+)\s*$/)
+    next if m.nil?
+    next unless m.size == 2
+    m[1]
+  end
+end
 
+
+Facter.add(:megaraid_fw_package_build) do
+  confine :megacli_legacy => true
+
+  megacli = Facter.value(:megacli)
   setcode do
-    unless megacli.nil?
-      output = Facter::Util::Resolution.exec("#{megacli} -Version -Ctrl -aALL -NoLog")
-      next if output.nil?
-      m = output.match(/Fw Package Build : ([\d\.\-]+)\s*$/)
-      next unless m.size == 2
-      m[1]
-    end
+    next if megacli.nil?
+    output = Facter::Util::Resolution.exec("#{megacli} -AdpAllInfo -aALL -NoLog")
+    next if output.nil?
+    m = output.match(/F[wW] Package Build\s*:\s*([\d\.\-]+)\s*$/)
+    next if m.nil?
+    next unless m.size == 2
+    m[1]
   end
 end

lib/facter/megaraid_fw_version.rb

@@ -1,13 +1,30 @@
 Facter.add(:megaraid_fw_version) do
+  confine :megacli_legacy => false
+
   megacli = Facter.value(:megacli)
+  setcode do
+    next if megacli.nil?
+    output = Facter::Util::Resolution.exec("#{megacli} -Version -Ctrl -aALL -NoLog")
+    next if output.nil?
+    m = output.match(/FW Version\s*:\s*([\d\.\-]+)\s*$/)
+    next if m.nil?
+    next unless m.size == 2
+    m[1]
+  end
+end
 
+
+Facter.add(:megaraid_fw_version) do
+  confine :megacli_legacy => true
+
+  megacli = Facter.value(:megacli)
   setcode do
-    unless megacli.nil?
-      output = Facter::Util::Resolution.exec("#{megacli} -Version -Ctrl -aALL -NoLog")
-      next if output.nil?
-      m = output.match(/FW Version : ([\d\.\-]+)\s*$/)
-      next unless m.size == 2
-      m[1]
-    end
+    next if megacli.nil?
+    output = Facter::Util::Resolution.exec("#{megacli} -AdpAllInfo -aALL -NoLog")
+    next if output.nil?
+    m = output.match(/FW Version\s*:\s*([\d\.\-]+)\s*$/)
+    next if m.nil?
+    next unless m.size == 2
+    m[1]
   end
 end

lib/facter/megaraid_physical_drives_size.rb

@@ -0,0 +1,25 @@
+Facter.add(:megaraid_physical_drives_size) do
+  confine :kernel => 'Linux'
+
+  setcode do
+    megacli           = Facter.value(:megacli)
+    megaraid_adapters = Facter.value(:megaraid_adapters)
+
+    if megacli.nil? ||
+      megaraid_adapters.nil? || (megaraid_adapters == 0)
+      next nil
+    end
+
+    # XXX there is no support for handling more than one adapter
+    sizes = []
+    list = Facter::Util::Resolution.exec("#{megacli} -PDList -aALL -NoLog")
+    next if list.nil?
+    list.each_line do |line|
+      if line =~ /Raw Size: ([\.\d]+ [A-Z]?B)/
+        sizes.push($1)
+      end
+    end
+
+    sizes.join(',')
+  end
+end

lib/facter/megaraid_product_name.rb

@@ -1,13 +1,30 @@
 Facter.add(:megaraid_product_name) do
+  confine :megacli_legacy => false
+
   megacli = Facter.value(:megacli)
+  setcode do
+    next if megacli.nil?
+    output = Facter::Util::Resolution.exec("#{megacli} -Version -Ctrl -aALL -NoLog")
+    next if output.nil?
+    m = output.match(/Product Name\s*:\s*(.+)\s*$/)
+    next if m.nil?
+    next unless m.size == 2
+    m[1]
+  end
+end
 
+
+Facter.add(:megaraid_product_name) do
+  confine :megacli_legacy => true
+
+  megacli = Facter.value(:megacli)
   setcode do
-    unless megacli.nil?
-      output = Facter::Util::Resolution.exec("#{megacli} -Version -Ctrl -aALL -NoLog")
-      next if output.nil?
-      m = output.match(/Product Name : (.+)\s*$/)
-      next unless m.size == 2
-      m[1]
-    end
+    next if megacli.nil?
+    output = Facter::Util::Resolution.exec("#{megacli} -AdpAllInfo -aALL -NoLog")
+    next if output.nil?
+    m = output.match(/Product Name\s*:\s*(.+)\s*$/)
+    next if m.nil?
+    next unless m.size == 2
+    m[1]
   end
 end

lib/facter/megaraid_serial.rb

@@ -1,14 +1,30 @@
 Facter.add(:megaraid_serial) do
+  confine :megacli_legacy => false
+
   megacli = Facter.value(:megacli)
+  setcode do
+    next if megacli.nil?
+    output = Facter::Util::Resolution.exec("#{megacli} -Version -Ctrl -aALL -NoLog")
+    next if output.nil?
+    m = output.match(/Serial No\s*:\s*(\S+)\s*$/)
+    next if m.nil?
+    next unless m.size == 2
+    m[1]
+  end
+end
 
+
+Facter.add(:megaraid_serial) do
+  confine :megacli_legacy => true
+
+  megacli = Facter.value(:megacli)
   setcode do
-    unless megacli.nil?
-      output = Facter::Util::Resolution.exec("#{megacli} -Version -Ctrl -aALL -NoLog")
-      next if output.nil?
-      m = output.match(/Serial No : (\S+)\s*$/)
-      next if m.nil?
-      next unless m.size == 2
-      m[1]
-    end
+    next if megacli.nil?
+    output = Facter::Util::Resolution.exec("#{megacli} -AdpAllInfo -aALL -NoLog")
+    next if output.nil?
+    m = output.match(/Serial No\s*:\s*(\S+)\s*$/)
+    next if m.nil?
+    next unless m.size == 2
+    m[1]
   end
 end

lib/facter/megaraid_virtual_drives.rb

@@ -24,7 +24,7 @@
     devices.each do |dev|
       vendor = Facter.value("blockdevice_#{dev}_vendor")
       case vendor
-      when 'LSI', 'SMC'
+      when 'LSI', 'SMC', 'DELL'
         vds << dev
       end
     end