1 files changed, 150 insertions, 0 deletions
diff --git a/chef-utils/lib/chef-utils/dsl/architecture.rb b/chef-utils/lib/chef-utils/dsl/architecture.rb
new file mode 100644
index 0000000000..e1ac4a099a
--- /dev/null
+++ b/chef-utils/lib/chef-utils/dsl/architecture.rb
@@ -0,0 +1,150 @@
+# frozen_string_literal: true
+#
+# Copyright:: Copyright (c) Chef Software Inc.
+# License:: Apache License, Version 2.0
+#
+# 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
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+require_relative "../internal"
+
+module ChefUtils
+  module DSL
+    module Architecture
+      include Internal
+
+      # Determine if the current architecture is 64-bit.
+      #
+      # @since 15.5
+      #
+      # @return [Boolean]
+      #
+      def _64_bit?(node = __getnode)
+        %w{amd64 x86_64 ppc64 ppc64le s390x ia64 sparc64 aarch64 arch64 arm64 sun4v sun4u}
+          .include?(node["kernel"]["machine"])
+      end
+
+      # Determine if the current architecture is 32-bit.
+      #
+      # @since 15.5
+      #
+      # @return [Boolean]
+      #
+      def _32_bit?(node = __getnode)
+        !_64_bit?(node)
+      end
+
+      # Determine if the current architecture is i386.
+      #
+      # @since 15.5
+      #
+      # @return [Boolean]
+      #
+      def i386?(node = __getnode)
+        _32_bit?(node) && intel?(node)
+      end
+
+      # Determine if the current architecture is Intel.
+      #
+      # @since 15.5
+      #
+      # @return [Boolean]
+      #
+      def intel?(node = __getnode)
+        %w{i86pc i386 x86_64 amd64 i686}.include?(node["kernel"]["machine"])
+      end
+
+      # Determine if the current architecture is SPARC.
+      #
+      # @since 15.5
+      #
+      # @return [Boolean]
+      #
+      def sparc?(node = __getnode)
+        %w{sun4u sun4v}.include?(node["kernel"]["machine"])
+      end
+
+      # Determine if the current architecture is PowerPC 64bit Big Endian.
+      #
+      # @since 15.5
+      #
+      # @return [Boolean]
+      #
+      def ppc64?(node = __getnode)
+        %w{ppc64}.include?(node["kernel"]["machine"])
+      end
+
+      # Determine if the current architecture is PowerPC 64bit Little Endian.
+      #
+      # @since 15.5
+      #
+      # @return [Boolean]
+      #
+      def ppc64le?(node = __getnode)
+        %w{ppc64le}.include?(node["kernel"]["machine"])
+      end
+
+      # Determine if the current architecture is PowerPC.
+      #
+      # @since 15.5
+      #
+      # @return [Boolean]
+      #
+      def powerpc?(node = __getnode)
+        %w{powerpc}.include?(node["kernel"]["machine"])
+      end
+
+      # Determine if the current architecture is arm
+      #
+      # @since 15.10
+      #
+      # @return [Boolean]
+      #
+      def arm?(node = __getnode)
+        %w{armv6l armv7l armhf aarch64 arm64 arch64}.include?(node["kernel"]["machine"])
+      end
+
+      # Determine if the current architecture is 32-bit ARM hard float.
+      #
+      # @since 15.5
+      #
+      # @return [Boolean]
+      #
+      def armhf?(node = __getnode)
+        %w{armv6l armv7l armhf}.include?(node["kernel"]["machine"])
+      end
+
+      # Determine if the current architecture is s390x.
+      #
+      # @since 15.5
+      #
+      # @return [Boolean]
+      #
+      def s390x?(node = __getnode)
+        %w{s390x}.include?(node["kernel"]["machine"])
+      end
+
+      # Determine if the current architecture is s390.
+      #
+      # @since 15.5
+      #
+      # @return [Boolean]
+      #
+      def s390?(node = __getnode)
+        %w{s390}.include?(node["kernel"]["machine"])
+      end
+
+      extend self
+    end
+  end
+end