overpass: only download sources when missing

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

diff --git a/cookbooks/hardware/recipes/default.rb b/cookbooks/hardware/recipes/default.rb
index fec4b0c98a3d4c397263120fc6476e9fce8d9416..2fbf301418faae2419c3387ef7da68dee84f8cff 100644 (file)
--- a/cookbooks/hardware/recipes/default.rb
+++ b/cookbooks/hardware/recipes/default.rb
@@ -1,14 +1,14 @@
 #
 #

-# Cookbook Name:: hardware
+# Cookbook:: hardware

 # Recipe:: default
 #
 # Recipe:: default
 #

-# Copyright 2012, OpenStreetMap Foundation
+# Copyright:: 2012, OpenStreetMap Foundation

 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
 #
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
 #

-#     http://www.apache.org/licenses/LICENSE-2.0
+#     https://www.apache.org/licenses/LICENSE-2.0

 #
 # Unless required by applicable law or agreed to in writing, software
 # distributed under the License is distributed on an "AS IS" BASIS,
 #
 # Unless required by applicable law or agreed to in writing, software
 # distributed under the License is distributed on an "AS IS" BASIS,


@@ -17,19 +17,30 @@
 # limitations under the License.
 #
 
 # limitations under the License.
 #
 

-case node[:cpu][:"0"][:vendor_id]
-when "GenuineIntel"
-  package "intel-microcode"
+include_recipe "apt"
+include_recipe "git"
+include_recipe "prometheus"
+include_recipe "sysfs"
+include_recipe "tools"
+
+ohai_plugin "hardware" do
+  template "ohai.rb.erb"
+end
+
+if platform?("debian")
+  package "firmware-linux"

 end
 
 end
 

-case node[:cpu][:"0"][:vendor_id]
-when "AuthenticAMD"
-  if node[:lsb][:release].to_f >= 14.04
+if node[:cpu] && node[:cpu][:"0"] && node[:cpu][:"0"][:vendor_id]
+  case node[:cpu][:"0"][:vendor_id]
+  when "GenuineIntel"
+    package "intel-microcode"
+  when "AuthenticAMD"

     package "amd64-microcode"
   end
 end
 
     package "amd64-microcode"
   end
 end
 

-if node[:dmi] and node[:dmi][:system]
+if node[:dmi] && node[:dmi][:system]

   case node[:dmi][:system][:manufacturer]
   when "empty"
     manufacturer = node[:dmi][:base_board][:manufacturer]
   case node[:dmi][:system][:manufacturer]
   when "empty"
     manufacturer = node[:dmi][:base_board][:manufacturer]


@@ -43,96 +54,146 @@ else
   product = "Unknown"
 end
 
   product = "Unknown"
 end
 

+units = []
+
+if node[:roles].include?("bytemark") || node[:roles].include?("exonetric") || node[:roles].include?("prgmr")
+  units << "0"
+end
+

 case manufacturer
 case manufacturer

-when "HP"
+when "HP", "HPE"
+  include_recipe "apt::management-component-pack"
+

   package "hponcfg"
   package "hponcfg"

-  package "hp-health"
-  unit = "1"
-  speed = "115200"
-when "TYAN"
-  unit = "0"
-  speed = "115200"
-when "TYAN Computer Corporation"
-  unit = "0"
-  speed = "115200"
-when "Supermicro"
-  case product
-  when "H8DGU", "X9SCD", "X7DBU", "X7DW3", "X9DR7/E-(J)LN4F", "X9DR3-F", "X9DRW"
-    unit = "1"
-    speed = "115200"
-  else
-    unit = "0"
-    speed = "115200"
-  end
-when "IBM"
-  unit = "0"
-  speed = "115200"
-end

 
 

-if manufacturer == "HP" and node[:lsb][:release].to_f > 11.10
-  include_recipe "git"
+  execute "update-ilo" do
+    action :nothing
+    command "/usr/sbin/hponcfg -f /etc/ilo-defaults.xml"
+    not_if { kitchen? }
+  end

 
 

-  git "/opt/hp/hp-legacy" do
-    action :sync
-    repository "git://chef.openstreetmap.org/hp-legacy.git"
-    user "root"
+  template "/etc/ilo-defaults.xml" do
+    source "ilo-defaults.xml.erb"
+    owner "root"

     group "root"
     group "root"

+    mode "644"
+    notifies :run, "execute[update-ilo]"

   end
 
   end
 

-  link "/opt/hp/hp-health/bin/hpasmd" do
-    to "/opt/hp/hp-legacy/hpasmd"
+  package "hp-health" do
+    action :install
+    notifies :restart, "service[hp-health]"
+    only_if { platform?("ubuntu") && node[:lsb][:release].to_f < 22.04 }

   end
 
   end
 

-  link "/usr/lib/libhpasmintrfc.so.3.0" do
-    to "/opt/hp/hp-legacy/libhpasmintrfc.so.3.0"
+  service "hp-health" do
+    action [:enable, :start]
+    supports :status => true, :restart => true
+    only_if { platform?("ubuntu") && node[:lsb][:release].to_f < 22.04 }

   end
 
   end
 

-  link "/usr/lib/libhpasmintrfc.so.3" do
-    to "libhpasmintrfc.so.3.0"
-  end
+  if product.end_with?("Gen8", "Gen9")
+    package "hp-ams" do
+      action :install
+      notifies :restart, "service[hp-ams]"
+    end

 
 

-  link "/usr/lib/libhpasmintrfc.so" do
-    to "libhpasmintrfc.so.3.0"
+    service "hp-ams" do
+      action [:enable, :start]
+      supports :status => true, :restart => true
+    end
+  elsif product.end_with?("Gen10")
+    package "amsd" do
+      action :install
+      notifies :restart, "service[amsd]"
+    end
+
+    service "amsd" do
+      action [:enable, :start]
+      supports :status => true, :restart => true
+    end

   end
   end

-end

 
 

-unless unit.nil?
-  file "/etc/init/ttySttyS#{unit}.conf" do
+  units << if product.end_with?("Gen10")
+             "0"
+           else
+             "1"
+           end
+when "TYAN"
+  units << "0"
+when "TYAN Computer Corporation"
+  units << "0"
+when "Supermicro"
+  units << "1"
+when "IBM"
+  units << "0"
+when "VMware, Inc."
+  package "open-vm-tools"
+
+  # Remove timeSync plugin completely
+  # https://github.com/vmware/open-vm-tools/issues/302
+  file "/usr/lib/open-vm-tools/plugins/vmsvc/libtimeSync.so" do

     action :delete
     action :delete

+    notifies :restart, "service[open-vm-tools]"

   end
 
   end
 

-  template "/etc/init/ttyS#{unit}.conf" do
-    source "tty.conf.erb"
-    owner "root"
-    group "root"
-    mode 0644
-    variables :unit => unit, :speed => speed
+  # Attempt to tell Host we are not interested in timeSync
+  execute "vmware-toolbox-cmd-timesync-disable" do
+    command "/usr/bin/vmware-toolbox-cmd timesync disable"
+    ignore_failure true

   end
 
   end
 

-  service "ttyS#{unit}" do
-    provider Chef::Provider::Service::Upstart
-    action [ :enable, :start ]
-    supports :status => true, :restart => true, :reload => false
-    subscribes :restart, "template[/etc/init/ttyS#{unit}.conf]"
+  service "open-vm-tools" do
+    action [:enable, :start]
+    supports :status => true, :restart => true

   end
 end
 
   end
 end
 

+units.sort.uniq.each do |unit|
+  service "serial-getty@ttyS#{unit}" do
+    action [:enable, :start]
+    not_if { kitchen? }
+  end
+end
+
+# if we need a different / special kernel version to make the hardware
+# work (e.g: https://github.com/openstreetmap/operations/issues/45) then
+# ensure that we have the package installed. the grub template will
+# make sure that this is the default on boot.
+if node[:hardware][:grub][:kernel]
+  kernel_version = node[:hardware][:grub][:kernel]
+
+  package "linux-image-#{kernel_version}-generic"
+  package "linux-image-extra-#{kernel_version}-generic"
+  package "linux-headers-#{kernel_version}-generic"
+  package "linux-tools-#{kernel_version}-generic"
+
+  boot_device = IO.popen(["df", "/boot"]).readlines.last.split.first
+  boot_uuid = IO.popen(["blkid", "-o", "value", "-s", "UUID", boot_device]).readlines.first.chomp
+  grub_entry = "gnulinux-advanced-#{boot_uuid}>gnulinux-#{kernel_version}-advanced-#{boot_uuid}"
+else
+  grub_entry = "0"
+end
+

 if File.exist?("/etc/default/grub")
   execute "update-grub" do
     action :nothing
     command "/usr/sbin/update-grub"
 if File.exist?("/etc/default/grub")
   execute "update-grub" do
     action :nothing
     command "/usr/sbin/update-grub"

+    not_if { kitchen? }

   end
 
   template "/etc/default/grub" do
     source "grub.erb"
     owner "root"
     group "root"
   end
 
   template "/etc/default/grub" do
     source "grub.erb"
     owner "root"
     group "root"

-    mode 0644
-    variables :unit => unit, :speed => speed
+    mode "644"
+    variables :units => units, :entry => grub_entry

     notifies :run, "execute[update-grub]"
   end
 end
 
     notifies :run, "execute[update-grub]"
   end
 end
 

+package "initramfs-tools"
+

 execute "update-initramfs" do
   action :nothing
   command "update-initramfs -u -k all"
 execute "update-initramfs" do
   action :nothing
   command "update-initramfs -u -k all"


@@ -144,78 +205,135 @@ template "/etc/initramfs-tools/conf.d/mdadm" do
   source "initramfs-mdadm.erb"
   owner "root"
   group "root"
   source "initramfs-mdadm.erb"
   owner "root"
   group "root"

-  mode 0644
+  mode "644"

   notifies :run, "execute[update-initramfs]"
 end
 
   notifies :run, "execute[update-initramfs]"
 end
 

-package "haveged"
-service "haveged" do
-  action [:enable, :start]
+# haveged is only required on older kernels
+# /dev/random is not blocking anymore in 5.15+
+if Chef::Util.compare_versions(node[:kernel][:release], [5, 15]).negative?
+  package "haveged"
+  service "haveged" do
+    action [:enable, :start]
+  end
+else
+  service "haveged" do
+    action [:stop, :disable]
+  end
+  package "haveged" do
+    action :remove
+  end

 end
 
 end
 

-if node[:kernel][:modules].include?("ipmi_si")
-  package "ipmitool"
+watchdog_module = %w[hpwdt sp5100_tco].find do |module_name|
+  node[:hardware][:pci]&.any? { |_, pci| pci[:modules]&.any?(module_name) }

 end
 
 end
 

-if node[:lsb][:release].to_f >= 12.10
-  package "irqbalance"
+if node[:kernel][:modules].include?("ipmi_si")
+  package "ipmitool"
+  package "freeipmi-tools"

 
 

-  template "/etc/default/irqbalance" do
-    source "irqbalance.erb"
+  template "/etc/prometheus/ipmi_local.yml" do
+    source "ipmi_local.yml.erb"

     owner "root"
     group "root"
     owner "root"
     group "root"

-    mode 0644
+    mode "644"

   end
 
   end
 

-  service "irqbalance" do
-    action [ :start, :enable ]
-    supports :status => false, :restart => true, :reload => false
-    subscribes :restart, "template[/etc/default/irqbalance]"
+  prometheus_exporter "ipmi" do
+    port 9290
+    user "root"
+    private_devices false
+    protect_clock false
+    system_call_filter ["@system-service", "@raw-io"]
+    options "--config.file=/etc/prometheus/ipmi_local.yml"
+    subscribes :restart, "template[/etc/prometheus/ipmi_local.yml]"

   end
   end

+
+  watchdog_module ||= "ipmi_watchdog"
+end
+
+package "irqbalance"
+
+service "irqbalance" do
+  action [:start, :enable]
+  supports :status => false, :restart => true, :reload => false
+end
+
+package "lldpd"
+
+service "lldpd" do
+  action [:start, :enable]
+  supports :status => true, :restart => true, :reload => true
+end
+
+ohai_plugin "lldp" do
+  template "lldp.rb.erb"
+end
+
+package %w[
+  rasdaemon
+  ruby-sqlite3
+]
+
+service "rasdaemon" do
+  action [:enable, :start]
+end
+
+prometheus_exporter "rasdaemon" do
+  port 9797
+  user "root"

 end
 
 tools_packages = []
 status_packages = {}
 
 end
 
 tools_packages = []
 status_packages = {}
 

-node[:kernel][:modules].each_key do |modname|
-  case modname
-  when "cciss"
-    tools_packages << "hpacucli"
-    status_packages["cciss-vol-status"] ||= []
-  when "hpsa"
-    tools_packages << "hpacucli"
-    status_packages["cciss-vol-status"] ||= []
-  when "mptsas"
-    tools_packages << "lsiutil"
-    #status_packages["mpt-status"] ||= []
-  when "mpt2sas"
-    tools_packages << "sas2ircu"
-    status_packages["sas2ircu-status"] ||= []
-  when "megaraid_mm"
-    tools_packages << "megactl"
-    status_packages["megaraid-status"] ||= []
-  when "megaraid_sas"
-    tools_packages << "megacli"
-    status_packages["megaclisas-status"] ||= []
-  when "aacraid"
-    tools_packages << "arcconf"
-    status_packages["aacraid-status"] ||= []
-  end
-end
-
-node[:block_device].each do |name, attributes|
-  if attributes[:vendor] == "HP" and attributes[:model] == "LOGICAL VOLUME"
+if node[:virtualization][:role] != "guest" ||
+   (node[:virtualization][:system] != "lxc" &&
+    node[:virtualization][:system] != "lxd" &&
+    node[:virtualization][:system] != "openvz")
+
+  node[:kernel][:modules].each_key do |modname|
+    case modname
+    when "cciss"
+      tools_packages << "ssacli"
+      status_packages["cciss-vol-status"] ||= []
+    when "hpsa"
+      tools_packages << "ssacli"
+      status_packages["cciss-vol-status"] ||= []
+    when "mptsas"
+      tools_packages << "lsiutil"
+      status_packages["mpt-status"] ||= []
+    when "mpt2sas", "mpt3sas"
+      tools_packages << "sas2ircu"
+      status_packages["sas2ircu-status"] ||= []
+    when "megaraid_sas"
+      tools_packages << "megacli"
+      status_packages["megaclisas-status"] ||= []
+    when "aacraid"
+      tools_packages << "arcconf"
+      status_packages["aacraid-status"] ||= []
+    when "arcmsr"
+      tools_packages << "areca"
+    end
+  end
+
+  node[:block_device].each do |name, attributes|
+    next unless attributes[:vendor] == "HP" && attributes[:model] == "LOGICAL VOLUME"
+

     if name =~ /^cciss!(c[0-9]+)d[0-9]+$/
     if name =~ /^cciss!(c[0-9]+)d[0-9]+$/

-      status_packages["cciss-vol-status"] |= [ "cciss/#{$1}d0" ]
+      status_packages["cciss-vol-status"] |= ["cciss/#{Regexp.last_match[1]}d0"]

     else
       Dir.glob("/sys/block/#{name}/device/scsi_generic/*").each do |sg|
     else
       Dir.glob("/sys/block/#{name}/device/scsi_generic/*").each do |sg|

-        status_packages["cciss-vol-status"] |= [ File.basename(sg) ]
+        status_packages["cciss-vol-status"] |= [File.basename(sg)]

       end
     end
   end
 end
 
       end
     end
   end
 end
 

-["hpacucli", "lsiutil", "sas2ircu", "megactl", "megacli", "arcconf"].each do |tools_package|
+include_recipe "apt::hwraid" unless status_packages.empty?
+
+%w[ssacli lsiutil sas2ircu megactl megacli arcconf].each do |tools_package|

   if tools_packages.include?(tools_package)
     package tools_package
   else
   if tools_packages.include?(tools_package)
     package tools_package
   else


@@ -225,31 +343,184 @@ end
   end
 end
 
   end
 end
 

-["cciss-vol-status", "mpt-status", "sas2ircu-status", "megaraid-status", "megaclisas-status", "aacraid-status"].each do |status_package|
+if tools_packages.include?("areca")
+  include_recipe "git"
+
+  git "/opt/areca" do
+    action :sync
+    repository "https://git.openstreetmap.org/private/areca.git"
+    depth 1
+    user "root"
+    group "root"
+    not_if { kitchen? }
+  end
+else
+  directory "/opt/areca" do
+    action :delete
+    recursive true
+  end
+end
+
+%w[cciss-vol-status mpt-status sas2ircu-status megaclisas-status aacraid-status].each do |status_package|

   if status_packages.include?(status_package)
     package status_package
 
   if status_packages.include?(status_package)
     package status_package
 

-    template "/etc/default/#{status_package}d" do
-      source "raid.default.erb"
-      owner "root"
-      group "root"
-      mode 0644
-      variables :devices => status_packages[status_package]
+    service "#{status_package}d" do
+      action [:stop, :disable]

     end
 
     end
 

-    service "#{status_package}d" do
-      action [ :start, :enable ]
-      supports :status => false, :restart => true, :reload => false
-      subscribes :restart, "template[/etc/default/#{status_package}d]"
+    file "/etc/default/#{status_package}d" do
+      action :delete

     end
   else
     package status_package do
       action :purge
     end
     end
   else
     package status_package do
       action :purge
     end

+  end
+end

 
 

-    file "/etc/default/#{status_package}d" do
-      action :delete
+systemd_service "cciss-vol-statusd" do
+  action :delete
+end
+
+template "/usr/local/bin/cciss-vol-statusd" do
+  action :delete
+end
+
+disks = if node[:hardware][:disk]
+          node[:hardware][:disk][:disks]
+        else
+          []
+        end
+
+intel_ssds = disks.select { |d| d[:vendor] == "INTEL" && d[:model] =~ /^SSD/ }
+
+nvmes = if node[:hardware][:pci]
+          node[:hardware][:pci].values.select { |pci| pci[:driver] == "nvme" }
+        else
+          []
+        end
+
+unless nvmes.empty?
+  package "nvme-cli"
+end
+
+intel_nvmes = nvmes.select { |pci| pci[:vendor_name] == "Intel Corporation" }
+
+if !intel_ssds.empty? || !intel_nvmes.empty?
+  package "unzip"
+
+  sst_tool_version = "1.3"
+  sst_package_version = "#{sst_tool_version}.208-0"
+
+  # remote_file "#{Chef::Config[:file_cache_path]}/SST_CLI_Linux_#{sst_tool_version}.zip" do
+  #   source "https://downloadmirror.intel.com/743764/SST_CLI_Linux_#{sst_tool_version}.zip"
+  # end
+
+  execute "#{Chef::Config[:file_cache_path]}/SST_CLI_Linux_#{sst_tool_version}.zip" do
+    command "unzip SST_CLI_Linux_#{sst_tool_version}.zip sst_#{sst_package_version}_amd64.deb"
+    cwd Chef::Config[:file_cache_path]
+    user "root"
+    group "root"
+    not_if { ::File.exist?("#{Chef::Config[:file_cache_path]}/sst_#{sst_package_version}_amd64.deb") }
+  end
+
+  dpkg_package "sst" do
+    version "#{sst_package_version}"
+    source "#{Chef::Config[:file_cache_path]}/sst_#{sst_package_version}_amd64.deb"
+  end
+
+  dpkg_package "intelmas" do
+    action :purge
+  end
+end
+
+disks = disks.map do |disk|
+  next if disk[:state] == "spun_down" || %w[unconfigured failed].any?(disk[:status])
+
+  if disk[:smart_device]
+    controller = node[:hardware][:disk][:controllers][disk[:controller]]
+
+    if controller && controller[:device]
+      device = controller[:device].sub("/dev/", "")
+      smart = disk[:smart_device]
+    elsif disk[:device]
+      device = disk[:device].sub("/dev/", "")
+      smart = disk[:smart_device]

     end
     end

+  elsif disk[:device] =~ %r{^/dev/(nvme\d+)n\d+$}
+    device = Regexp.last_match(1)
+  elsif disk[:device]
+    device = disk[:device].sub("/dev/", "")
+  end
+
+  next if device.nil?
+
+  Hash[
+    :device => device,
+    :smart => smart
+  ]
+end
+
+disks = disks.compact.uniq
+
+if disks.count.positive?
+  package "smartmontools"
+
+  template "/etc/cron.daily/update-smart-drivedb" do
+    source "update-smart-drivedb.erb"
+    owner "root"
+    group "root"
+    mode "755"
+  end
+
+  template "/usr/local/bin/smartd-mailer" do
+    source "smartd-mailer.erb"
+    owner "root"
+    group "root"
+    mode "755"
+  end
+
+  template "/etc/smartd.conf" do
+    source "smartd.conf.erb"
+    owner "root"
+    group "root"
+    mode "644"
+    variables :disks => disks
+  end
+
+  template "/etc/default/smartmontools" do
+    source "smartmontools.erb"
+    owner "root"
+    group "root"
+    mode "644"
+  end
+
+  service "smartmontools" do
+    action [:enable, :start]
+    subscribes :reload, "template[/etc/smartd.conf]"
+    subscribes :restart, "template[/etc/default/smartmontools]"
+  end
+
+  template "/etc/prometheus/collectors/smart.devices" do
+    source "smart.devices.erb"
+    owner "root"
+    group "root"
+    mode "644"
+    variables :disks => disks
+  end
+
+  prometheus_collector "smart" do
+    interval "15m"
+    user "root"
+    capability_bounding_set %w[CAP_DAC_OVERRIDE CAP_SYS_ADMIN CAP_SYS_RAWIO]
+    private_devices false
+    private_users false
+    protect_clock false
+  end
+else
+  service "smartd" do
+    action [:stop, :disable]

   end
 end
 
   end
 end
 


@@ -263,56 +534,87 @@ if File.exist?("/etc/mdadm/mdadm.conf")
   file "/etc/mdadm/mdadm.conf" do
     owner "root"
     group "root"
   file "/etc/mdadm/mdadm.conf" do
     owner "root"
     group "root"

-    mode 0644
+    mode "644"

     content mdadm_conf
   end
 
     content mdadm_conf
   end
 

-  service "mdadm" do
+  service "mdmonitor" do

     action :nothing
     subscribes :restart, "file[/etc/mdadm/mdadm.conf]"
   end
 end
 
     action :nothing
     subscribes :restart, "file[/etc/mdadm/mdadm.conf]"
   end
 end
 

-template "/etc/modules" do
-  source "modules.erb"
-  owner "root"
-  group "root"
-  mode 0644
+file "/etc/modules" do
+  action :delete

 end
 
 end
 

-if node[:lsb][:release].to_f <= 12.10
-  service "module-init-tools" do
-    provider Chef::Provider::Service::Upstart
-    action :nothing
-    subscribes :start, "template[/etc/modules]"
+node[:hardware][:modules].each do |module_name|
+  kernel_module module_name do
+    action :install
+    not_if { kitchen? }

   end
   end

-else
-  service "kmod" do
-    provider Chef::Provider::Service::Upstart
-    action :nothing
-    subscribes :start, "template[/etc/modules]"
+end
+
+node[:hardware][:blacklisted_modules].each do |module_name|
+  kernel_module module_name do
+    action :blacklist

   end
 end
 
   end
 end
 

-if node[:hardware][:watchdog]
-  package "watchdog"
+if watchdog_module
+  kernel_module watchdog_module do
+    action :install
+  end
+
+  execute "systemctl-reload" do
+    action :nothing
+    command "systemctl daemon-reload"
+    user "root"
+    group "root"
+  end

 
 

-  template "/etc/default/watchdog" do
-    source "watchdog.erb"
+  directory "/etc/systemd/system.conf.d" do

     owner "root"
     group "root"
     owner "root"
     group "root"

-    mode 0644
-    variables :module => node[:hardware][:watchdog]
+    mode "755"

   end
 
   end
 

-  service "watchdog" do
-    action [ :enable, :start ]
+  template "/etc/systemd/system.conf.d/watchdog.conf" do
+    source "watchdog.conf.erb"
+    owner "root"
+    group "root"
+    mode "644"
+    notifies :run, "execute[systemctl-reload]"

   end
 end
 
 unless Dir.glob("/sys/class/hwmon/hwmon*").empty?
   package "lm-sensors"
 
   end
 end
 
 unless Dir.glob("/sys/class/hwmon/hwmon*").empty?
   package "lm-sensors"
 

+  Dir.glob("/sys/devices/platform/coretemp.*").each do |coretemp|
+    cpu = File.basename(coretemp).sub("coretemp.", "").to_i
+    chip = format("coretemp-isa-%04d", cpu)
+
+    temps = if File.exist?("#{coretemp}/name")
+              Dir.glob("#{coretemp}/temp*_input").map do |temp|
+                File.basename(temp).sub("temp", "").sub("_input", "").to_i
+              end.sort
+            else
+              Dir.glob("#{coretemp}/hwmon/hwmon*/temp*_input").map do |temp|
+                File.basename(temp).sub("temp", "").sub("_input", "").to_i
+              end.sort
+            end
+
+    if temps.first == 1
+      node.default[:hardware][:sensors][chip][:temps][:temp1][:label] = "CPU #{cpu}"
+      temps.shift
+    end
+
+    temps.each_with_index do |temp, index|
+      node.default[:hardware][:sensors][chip][:temps]["temp#{temp}"][:label] = "CPU #{cpu} Core #{index}"
+    end
+  end
+

   execute "/etc/sensors.d/chef.conf" do
     action :nothing
     command "/usr/bin/sensors -s"
   execute "/etc/sensors.d/chef.conf" do
     action :nothing
     command "/usr/bin/sensors -s"


@@ -324,7 +626,35 @@ unless Dir.glob("/sys/class/hwmon/hwmon*").empty?
     source "sensors.conf.erb"
     owner "root"
     group "root"
     source "sensors.conf.erb"
     owner "root"
     group "root"

-    mode 0644
+    mode "644"

     notifies :run, "execute[/etc/sensors.d/chef.conf]"
   end
 end
     notifies :run, "execute[/etc/sensors.d/chef.conf]"
   end
 end

+
+if node[:hardware][:shm_size]
+  execute "remount-dev-shm" do
+    action :nothing
+    command "/bin/mount -o remount /dev/shm"
+    user "root"
+    group "root"
+  end
+
+  mount "/dev/shm" do
+    action :enable
+    device "tmpfs"
+    fstype "tmpfs"
+    options "rw,nosuid,nodev,size=#{node[:hardware][:shm_size]}"
+    notifies :run, "execute[remount-dev-shm]"
+  end
+end
+
+prometheus_collector "ohai" do
+  interval "15m"
+  user "root"
+  proc_subset "all"
+  capability_bounding_set %w[CAP_DAC_OVERRIDE CAP_SYS_ADMIN CAP_SYS_RAWIO]
+  private_devices false
+  private_users false
+  protect_clock false
+  protect_kernel_modules false
+end