Revert Kernel pin on Ubuntu18

Revert commits:
* 3757572
* a9168d4
* 3ede488

Signed-off-by: Luca Carrogu <[email protected]>

Author: lukeseawalker

amis/packer_ubuntu1804.json

@@ -32,7 +32,7 @@
       "source_ami_filter": {
         "filters": {
           "virtualization-type": "hvm",
-          "name": "ubuntu/images/hvm-ssd/ubuntu-bionic-18.04-amd64-server-20200323",
+          "name": "ubuntu/images/hvm-ssd/ubuntu-bionic-18.04-amd64-server-*",
           "root-device-type": "ebs"
         },
         "owners": ["099720109477", "513442679011", "837727238323"],

attributes/default.rb

@@ -80,9 +80,6 @@
 default['cfncluster']['dcv']['installed'] = 'yes'
 default['cfncluster']['dcv']['version'] = '2020.0-8428'
 default['cfncluster']['dcv']['supported_os'] = %w[centos7 ubuntu18 amazon2]
-# Kernel packages
-default['cfncluster']['kernel']['package'] = nil
-default['cfncluster']['kernel']['headers'] = nil
 
 case "#{node['platform']}#{node['platform_version'].to_i}"
 when 'centos7', 'amazon2'
@@ -242,8 +239,6 @@
     default['cfncluster']['base_packages'].delete('libatlas-dev')
     default['cfncluster']['base_packages'].push('libatlas-base-dev', 'libssl-dev', 'libglvnd-dev')
     default['cfncluster']['sge']['version'] = '8.1.9+dfsg-9build1'
-    default['cfncluster']['kernel']['package'] = 'linux-image-4.15.0-1066-aws'
-    default['cfncluster']['kernel']['headers'] = 'linux-headers-4.15.0-1066-aws'
   end
 
   default['cfncluster']['lustre']['public_key'] = 'https://fsx-lustre-client-repo-public-keys.s3.amazonaws.com/fsx-ubuntu-public-key.asc'

files/ubuntu-16.04/linux-aws.pref

@@ -23,21 +23,7 @@
       command "yum -y update && package-cleanup -y --oldkernels --count=1"
     end
   when 'debian'
-    # FIXME: pin Kernel version until Lustre client package version is not aligned with latest
-    cookbook_file 'linux-aws.pref' do
-      path '/etc/apt/preferences.d/linux-aws.pref'
-    end
     apt_update
-    if !node['cfncluster']['kernel']['package'].nil? && !node['cfncluster']['kernel']['package'].empty?
-      package node['cfncluster']['kernel']['package'] do
-        retries 3
-        retry_delay 5
-      end
-      package node['cfncluster']['kernel']['headers'] do
-        retries 3
-        retry_delay 5
-      end
-    end
     execute 'apt-upgrade' do
       command "DEBIAN_FRONTEND=noninteractive apt-get -y -o Dpkg::Options::=\"--force-confdef\" -o Dpkg::Options::=\"--force-confold\" --with-new-pkgs upgrade && apt-get autoremove -y"
       retries 3