Set up Redis using the latest version of redisio

This replaces the deprecated redis cookbook. Compiles the latest version
of Redis, currently 7.0.11

Refs #488

cookbooks/selinux/libraries/boolean.rb

@@ -0,0 +1,17 @@
+module SELinux
+  module Cookbook
+    module BooleanHelpers
+      def selinux_bool(bool)
+        if ['on', 'true', '1', true, 1].include?(bool)
+          'on'
+        elsif ['off', 'false', '0', false, 0].include?(bool)
+          'off'
+        else
+          raise ArgumentError, "selinux_bool: Invalid selinux boolean value #{bool}"
+        end
+      end
+
+      module_function :selinux_bool
+    end
+  end
+end

cookbooks/selinux/libraries/install.rb

@@ -0,0 +1,33 @@
+module SELinux
+  module Cookbook
+    module InstallHelpers
+      def default_install_packages
+        case node['platform_family']
+        when 'rhel'
+          case node['platform_version'].to_i
+          when 6
+            %w(make policycoreutils selinux-policy selinux-policy-targeted selinux-policy-devel libselinux-utils setools-console)
+          when 7
+            %w(make policycoreutils policycoreutils-python selinux-policy selinux-policy-targeted selinux-policy-devel libselinux-utils setools-console)
+          else
+            %w(make policycoreutils policycoreutils-python-utils selinux-policy selinux-policy-targeted selinux-policy-devel libselinux-utils setools-console)
+          end
+        when 'amazon'
+          %w(make policycoreutils policycoreutils-python selinux-policy selinux-policy-targeted selinux-policy-devel libselinux-utils setools-console)
+        when 'fedora'
+          %w(make policycoreutils policycoreutils-python-utils selinux-policy selinux-policy-targeted selinux-policy-devel libselinux-utils setools-console)
+        when 'debian'
+          if node['platform'] == 'ubuntu'
+            if node['platform_version'].to_f == 18.04
+              %w(make policycoreutils selinux selinux-basics selinux-policy-default selinux-policy-dev auditd setools)
+            else
+              %w(make policycoreutils selinux-basics selinux-policy-default selinux-policy-dev auditd setools)
+            end
+          else
+            %w(make policycoreutils selinux-basics selinux-policy-default selinux-policy-dev auditd setools)
+          end
+        end
+      end
+    end
+  end
+end

cookbooks/selinux/libraries/state.rb

@@ -0,0 +1,60 @@
+module SELinux
+  module Cookbook
+    module StateHelpers
+      def selinux_disabled?
+        selinux_state.eql?(:disabled)
+      end
+
+      def selinux_enforcing?
+        selinux_state.eql?(:enforcing)
+      end
+
+      def selinux_permissive?
+        selinux_state.eql?(:permissive)
+      end
+
+      def state_change_reboot_required?
+        (selinux_disabled? && %i(enforcing permissive).include?(action)) ||
+          ((selinux_enforcing? || selinux_permissive?) && action == :disabled) ||
+          (selinux_activate_required? && %i(enforcing permissive).include?(action))
+      end
+
+      def selinux_state
+        state = shell_out!('getenforce').stdout.strip.downcase.to_sym
+        raise "Got unknown SELinux state #{state}" unless %i(disabled enforcing permissive).include?(state)
+
+        state
+      end
+
+      def selinux_activate_required?
+        return false unless platform_family?('debian')
+        sestatus = shell_out!('sestatus -v').stdout.strip
+
+        # Ensure we're booted up to a system which has selinux activated and filesystem is properly labeled
+        if File.read('/proc/cmdline').match?('security=selinux') && sestatus.match?(%r{/usr/sbin/sshd.*sshd_exec_t})
+          false
+        else
+          true
+        end
+      end
+
+      def selinux_activate_cmd
+        # selinux-activate is semi-broken on Ubuntu 18.04 however this method does work
+        if platform?('ubuntu') && node['platform_version'] == '18.04'
+          'touch /.autorelabel'
+        else
+          '/usr/sbin/selinux-activate'
+        end
+      end
+
+      def default_policy_platform
+        case node['platform_family']
+        when 'rhel', 'fedora', 'amazon'
+          'targeted'
+        when 'debian'
+          'default'
+        end
+      end
+    end
+  end
+end