From f3bbc4d7f099df7b38424b0d156e6c15733df7e7 Mon Sep 17 00:00:00 2001
From: Jeremy Clerc <j.clerc@criteo.com>
Date: Fri, 26 Jan 2024 18:31:07 +0100
Subject: [PATCH] Support plugins installation

---
 README.md                                          |  1 +
 attributes/default.rb                              | 12 ++++++++++++
 resources/default.rb                               | 14 ++++++++++++++
 .../cookbooks/nexus3_test/attributes/default.rb    |  6 ++++++
 test/integration/default/inspec/default_spec.rb    |  5 +++++
 5 files changed, 38 insertions(+)

diff --git a/README.md b/README.md
index 6114744..c8d7141 100644
--- a/README.md
+++ b/README.md
@@ -87,6 +87,7 @@ Downloads and installs the latest Nexus 3 Repository Manager OSS.
   documentation on newer releases.
 - `node['nexus3']['outbound_proxy']` - Configure outbound HTTP/HTTPS proxy. See example
   'Configure outbound HTTP/HTTPS proxy for all the attributes.'
+- `node['nexus3']['plugins']` - Install external plugins, takes a hash of `{ 'plugin-name' : { "name": "name override", "source": "..", "checksum": "..", "action": "remote file action"}}`. Plugins should be bundled in KAR format, and will be written on disk as `<plugin-name>-bundle.kar`
 
 ### Examples
 
diff --git a/attributes/default.rb b/attributes/default.rb
index 54caaa2..d94f0ef 100644
--- a/attributes/default.rb
+++ b/attributes/default.rb
@@ -50,3 +50,15 @@
 default['nexus3']['vmoptions_variables']['Dkaraf.startLocalConsole'] = false
 default['nexus3']['vmoptions_variables']['Djava.net.preferIPv4Stack'] = true
 default['nexus3']['vmoptions_variables']['Djava.endorsed.dirs'] = 'lib/endorsed'
+
+# Plugins bundles in KAR format to install
+#
+#  default['nexus3']['plugins']['nexus-repository-chef'] = {
+#    "name": "force_another_name",
+#    "source": "https://on.the.internet/nexus-repository-chef-0.0.10-bundle.kar",
+#    "checksum": "8e6494bd8edbf3beb6b7054d599561e698dcf3f666c2114b7126c246804484a9",
+#    "action": "create" # https://docs.chef.io/resources/remote_file/#actions
+#  }
+#
+# https://help.sonatype.com/en/installing-bundles.html
+default['nexus3']['plugins'] = {}
diff --git a/resources/default.rb b/resources/default.rb
index 539716d..684292a 100644
--- a/resources/default.rb
+++ b/resources/default.rb
@@ -16,6 +16,7 @@
 property :properties_variables, Hash, default: lazy { node['nexus3']['properties_variables'] }
 property :vmoptions_variables, Hash, default: lazy { node['nexus3']['vmoptions_variables'] }
 property :outbound_proxy, [Hash, NilClass], sensitive: true, default: lazy { node['nexus3']['outbound_proxy'] }
+property :plugins, Hash, default: lazy { node['nexus3']['plugins'] }
 
 action :install do
   install_dir = ::File.join(new_resource.path, "nexus-#{new_resource.version}")
@@ -96,6 +97,19 @@
     notifies :run, "ruby_block[#{blocker}]", :delayed
   end
 
+  # Install plugins
+  new_resource.plugins.each do |name, config|
+    plugin_file_path = ::File.join(install_dir, 'deploy', "#{config['name'] || name}-bundle.kar")
+    remote_file plugin_file_path do
+      source config['source']
+      checksum config['checksum']
+      owner new_resource.nexus3_user
+      action((config['action'] || :create).to_sym)
+      notifies :restart, "nexus3_service[#{new_resource.service_name}]", :delayed
+      notifies :run, "ruby_block[#{blocker}]", :delayed
+    end
+  end
+
   link new_resource.nexus3_home do
     to install_dir
     owner new_resource.nexus3_user
diff --git a/test/fixtures/cookbooks/nexus3_test/attributes/default.rb b/test/fixtures/cookbooks/nexus3_test/attributes/default.rb
index c5899a9..4e470d2 100644
--- a/test/fixtures/cookbooks/nexus3_test/attributes/default.rb
+++ b/test/fixtures/cookbooks/nexus3_test/attributes/default.rb
@@ -4,3 +4,9 @@
 
 default['java']['install_flavor'] = 'openjdk'
 default['java']['jdk_version'] = '8'
+
+default['nexus3']['plugins']['repository_chef']['name'] = 'nexus-repository-chef'
+default['nexus3']['plugins']['repository_chef']['action'] = 'create'
+default['nexus3']['plugins']['repository_chef']['source'] = 'https://github.com/criteo-forks/nexus-repository-chef/releases/download/' \
+                                                            "v0.0.10_#{node['nexus3']['version']}/nexus-repository-chef-0.0.10-bundle.kar"
+default['nexus3']['plugins']['repository_chef']['checksum'] = '8e6494bd8edbf3beb6b7054d599561e698dcf3f666c2114b7126c246804484a9'
diff --git a/test/integration/default/inspec/default_spec.rb b/test/integration/default/inspec/default_spec.rb
index deb4865..507e9cd 100644
--- a/test/integration/default/inspec/default_spec.rb
+++ b/test/integration/default/inspec/default_spec.rb
@@ -60,6 +60,11 @@
     its('content') { should match(%r{nexus-context-path=/}) }
   end
 
+  describe file('/opt/nexus3/lib/endorsed/nexus-repository-chef-bundle.kar') do
+    it { should be_file }
+    it { should be_owned_by 'nexus' }
+  end
+
   describe user('nexusbar') do
     it { should exist }
     its('uid') { should eq 1234 }