Included a new recipe to install openjdk8 openj9 build

cookbooks/travis_java/attributes/default.rb

@@ -10,7 +10,7 @@
   default['travis_java']['default_version'] = 'openjdk8'
 end
 
-default['travis_java']['jdk_switcher_url'] = 'https://raw.githubusercontent.com/michaelklishin/jdk_switcher/1e091549285fb0f2591cef679b4135cfbfcc0b4c/jdk_switcher.sh'
+default['travis_java']['jdk_switcher_url'] = 'https://raw.githubusercontent.com/michaelklishin/jdk_switcher/10fee199ca369af1aba9fc012bf6ac8870ca2e74/jdk_switcher.sh'
 default['travis_java']['jdk_switcher_path'] = '/opt/jdk_switcher/jdk_switcher.sh'
 default['travis_java']['jvm_base_dir'] = '/usr/lib/jvm'
 
@@ -31,3 +31,6 @@
 default['travis_java']['ibmjava']['platform'] = 'linux'
 default['travis_java']['ibmjava8']['jvm_name'] = "java-8-ibm-#{node['travis_java']['arch']}"
 default['travis_java']['ibmjava8']['pinned_release'] = nil
+
+default['travis_java']['openjdk8-openj9']['jvm_name'] = "openjdk8-openj9-#{node['travis_java']['arch']}"
+default['travis_java']['openjdk8-openj9']['pinned_release'] = nil

cookbooks/travis_java/libraries/openjdk_openj9.rb

@@ -0,0 +1,144 @@
+require 'json'
+require 'open-uri'
+require 'fileutils'
+require 'digest'
+require 'net/https'
+require 'net/http'
+
+module TravisJava
+  module OpenJDKOpenJ9
+    def install_openjdk_openj9(version)
+      attribute_key = "openjdk" + version.to_s + "-openj9"
+      java_home = ::File.join(node['travis_java']['jvm_base_dir'], node['travis_java'][attribute_key]['jvm_name'])
+      pinned_release = node['travis_java'][attribute_key]['pinned_release']
+      # arch = node['travis_java']['arch']
+      arch = "x64_Linux" if node['travis_java']['arch'] == "amd64"
+      arch = "ppc64le_Linux" if node['travis_java']['arch'] == "ppc64el"
+      url = ::File.join("https://api.adoptopenjdk.net", attribute_key, "releases", arch, "latest")
+
+      # Obtain the uri of the latest IBM Java build for the specified version from index.yml
+      if pinned_release
+        url = ::File.join("https://api.adoptopenjdk.net", attribute_key, "releases", arch)
+        entry = find_version_entry(url, pinned_release)
+      else
+        entry = find_version_entry(url, version)
+      end
+
+      # Download and install the IBM Java build
+      install_build(entry, java_home, version)
+
+      # Delete IBM Java installable and installer properties file
+      delete_files(version)
+
+      link_cacerts(java_home, version)
+    end
+
+    # This method downloads and installs the java build
+    # @param [Hash] entry - latest entry from the index.yml for the specified ibm java version containing uri
+    # @param [String] java_home - directory path where OpenJDK build will be installed
+    # @param [String] version - java version
+    # @return - None
+
+    def install_build(entry, java_home, version)
+      binary = File.join(Dir.tmpdir, "openjdk" + version.to_s + "_openj9.tgz")
+      # Download the Openjdk build from source url to the local machine
+      remote_file binary do
+        src_url = entry['uri']
+        source src_url.to_s
+        mode '0755'
+        checksum entry['sha256sum']
+        action :create
+        notifies :run, "ruby_block[Verify Checksum of #{binary} file]", :immediately
+      end
+
+      # Verify Checksum of the downloaded IBM Java build
+      ruby_block "Verify Checksum of #{binary} file" do
+        block do
+          checksum = Digest::SHA256.hexdigest(File.read(binary))
+          expected_checksum = entry['sha256sum']
+          if checksum != expected_checksum
+            raise "Checksum of the downloaded OpendJDK build #{checksum} does not match the #{expected_checksum}"
+          end
+        end
+        action :nothing
+      end
+
+      execute "Remove old java build installed at #{java_home}" do
+        command "rm -rf #{java_home}"
+        action :run
+      end
+
+      # Extract the OpenJDK build
+      execute "Extract OpenJDK#{version} build" do
+        command "tar -zxf #{binary}"
+        action :run
+      end
+
+      execute "Move the OpenJDK#{version} build to #{java_home} dir" do
+        command "mv ./#{entry['release']} #{java_home}"
+        action :run
+      end
+    end
+
+    def link_cacerts(java_home, version)
+      link "#{java_home}/jre/lib/security/cacerts" do
+        to '/etc/ssl/certs/java/cacerts'
+        not_if { version > 8 }
+      end
+
+      link "#{java_home}/lib/security/cacerts" do
+        to '/etc/ssl/certs/java/cacerts'
+        not_if { version <= 8 }
+      end
+    end
+
+    # This method deletes the IBM Java installable and installer properties files
+    # @param [String] version - java version
+    # @return - None
+
+    def delete_files(version)
+      binary = File.join(Dir.tmpdir, "openjdk" + version.to_s + "_openj9" + ".tgz")
+
+      file binary do
+        action :delete
+      end
+    end
+
+    def find_version_entry(url, version)
+      binary = []
+      release = version
+      json = open(url.to_s, &:read)
+      parsed = JSON.parse(json, object_class: JSON::GenericObject)
+      case parsed
+      when Array
+        release = parsed[0]["release_name"] if version.to_s == "8"
+        binary = find_binary(parsed, release)
+      when Object
+        release = parsed["release_name"] if version.to_s == "8"
+        binary = parsed["binaries"][0] if parsed["release_name"].to_s == release.to_s
+      end
+      fill_entry(binary, release)
+    end
+
+    def fill_entry(binary, release)
+      entry = {}
+      entry["uri"] = binary["binary_link"]
+      content = open(binary["checksum_link"].to_s, &:read)
+      array = content.split(" ")
+      entry["sha256sum"] = array[0]
+      entry["release"] = release
+      entry
+    end
+
+    def find_binary(parsed, release)
+      binary = []
+      (0..parsed.count - 1).each do |i|
+        if parsed[i]["release_name"].to_s == release.to_s
+          binary = parsed[i]["binaries"][0]
+          break
+        end
+      end
+      binary
+    end
+  end
+end

cookbooks/travis_java/recipes/openjdk8_openj9.rb

@@ -0,0 +1,3 @@
+Chef::Recipe.send(:include, TravisJava::OpenJDKOpenJ9)
+
+install_openjdk_openj9 8