Enabled unified mode: CHEF-33 deprecation warning

.circleci/config.yml

@@ -12,7 +12,8 @@ jobs:
           command: |
                     echo "Using $RUBY_VERSION"
                     curl -sSL https://rvm.io/pkuczynski.asc | gpg --import -
-                    rvm get stable
+                    # Update RVM. Using this path instead of https://get.rvm.io because the later uses the letsencrypt cert that breaks openssl 1.0
+                    curl -sSL https://raw.githubusercontent.com/rvm/rvm/master/binscripts/rvm-installer | bash -s stable
                     rvm install $RUBY_VERSION
                     echo . $(rvm $RUBY_VERSION do rvm env --path) >> $BASH_ENV
       - run:
@@ -38,7 +39,8 @@ jobs:
           command: |
                     echo "Using $RUBY_VERSION"
                     curl -sSL https://rvm.io/pkuczynski.asc | gpg --import -
-                    rvm get stable
+                    # Update RVM. Using this path instead of https://get.rvm.io because the later uses the letsencrypt cert that breaks openssl 1.0
+                    curl -sSL https://raw.githubusercontent.com/rvm/rvm/master/binscripts/rvm-installer | bash -s stable
                     rvm install $RUBY_VERSION
                     echo . $(rvm $RUBY_VERSION do rvm env --path) >> $BASH_ENV
       - run:
@@ -71,7 +73,8 @@ jobs:
           command: |
                     echo "Using $RUBY_VERSION"
                     curl -sSL https://rvm.io/pkuczynski.asc | gpg --import -
-                    rvm get stable
+                    # Update RVM. Using this path instead of https://get.rvm.io because the later uses the letsencrypt cert that breaks openssl 1.0
+                    curl -sSL https://raw.githubusercontent.com/rvm/rvm/master/binscripts/rvm-installer | bash -s stable
                     rvm install $RUBY_VERSION
                     echo . $(rvm $RUBY_VERSION do rvm env --path) >> $BASH_ENV
       - run:

CHANGELOG.md

@@ -1,6 +1,11 @@
 Changes
 =======
 
+# Unreleased
+
+* [FEATURE] Enabled unified mode on compatible platforms since it will be the default on Chef 18. See [CHEF-33](https://docs.chef.io/deprecations_unified_mode/) deprecation.
+* [FEATURE] Added support for Chef 18+.
+
 # 4.11.1 / 2021-08-24
 
 * [BUGFIX] Support cookbook renaming [#810][] [@lchayoun][]

kitchen.yml

@@ -21,6 +21,7 @@ platforms:
       14
       16.5
       17
+      18
     )
 
     test_platforms.product(chef_versions).each do |platform_version, chef_version|

resources/integration.rb

@@ -4,6 +4,12 @@
 # The datadog_resource must be used on a system where the datadog-agent has
 # already been setup.
 
+# enable unified mode on specific Chef versions.
+# See CHEF-33 Deprecation warning:
+# https://docs.chef.io/deprecations_unified_mode/
+
+unified_mode true if respond_to?(:unified_mode)
+
 default_action :install
 
 property :property_name, String, name_property: true

resources/monitor.rb

@@ -1,5 +1,11 @@
 # Configure a service via its yaml file
 
+# enable unified mode on specific Chef versions.
+# See CHEF-33 Deprecation warning:
+# https://docs.chef.io/deprecations_unified_mode/
+
+unified_mode true if respond_to?(:unified_mode)
+
 require 'yaml' # Our erb templates need this
 
 default_action :add