Reuse GitHub organization data and REST connections

Gemfile.lock

@@ -1,9 +1,10 @@
 PATH
   remote: .
   specs:
-    entitlements-github-plugin (1.2.4)
+    entitlements-github-plugin (1.2.5)
       contracts (~> 0.17.0)
       faraday (~> 2.0)
+      faraday-net_http_persistent (~> 2.3)
       faraday-retry (~> 2.0)
       octokit (~> 4.25)
       retryable (~> 3.0, >= 3.0.5)
@@ -53,6 +54,9 @@ GEM
       logger
     faraday-net_http (3.4.4)
       net-http (~> 0.5)
+    faraday-net_http_persistent (2.3.1)
+      faraday (~> 2.5)
+      net-http-persistent (>= 4.0.4, < 5)
     faraday-retry (2.4.0)
       faraday (~> 2.0)
     hashdiff (1.2.1)
@@ -66,6 +70,8 @@ GEM
     mutex_m (0.3.0)
     net-http (0.9.1)
       uri (>= 0.11.1)
+    net-http-persistent (4.0.8)
+      connection_pool (>= 2.2.4, < 4)
     net-ldap (0.20.0)
       base64
       ostruct

entitlements-github-plugin.gemspec

@@ -18,6 +18,7 @@ Gem::Specification.new do |s|
 
   s.add_dependency "contracts", "~> 0.17.0"
   s.add_dependency "faraday", "~> 2.0"
+  s.add_dependency "faraday-net_http_persistent", "~> 2.3"
   s.add_dependency "faraday-retry", "~> 2.0"
   s.add_dependency "octokit", "~> 4.25"
   s.add_dependency "retryable", "~> 3.0", ">= 3.0.5"

lib/entitlements/backend/github_org/provider.rb

@@ -104,7 +104,8 @@ def role_name(role_identifier)
         # Returns an Entitlements::Models::Group object.
         Contract String => Entitlements::Models::Group
         def role_to_group(role)
-          members = github.org_members.keys.select { |username| github.org_members[username] == role }
+          org_members = github.org_members
+          members = org_members.select { |_, member_role| member_role == role }.keys
           Entitlements::Models::Group.new(
             dn: role_dn(role),
             members: Set.new(members),

lib/entitlements/service/github.rb

@@ -2,6 +2,7 @@
 
 require_relative "../config/retry"
 
+require "faraday/net_http_persistent"
 require "net/http"
 require "octokit"
 require "uri"
@@ -169,6 +170,9 @@ def invalidate_org_members_predictive_cache
       def octokit
         @octokit ||= begin
           client = Octokit::Client.new(access_token: token)
+          middleware = Octokit::Default.middleware.dup
+          middleware.adapter :net_http_persistent
+          client.middleware = middleware
           client.api_endpoint = addr if addr
           client.auto_paginate = true
           client.per_page = 100

lib/version.rb

@@ -2,6 +2,6 @@
 
 module Entitlements
   module Version
-    VERSION = "1.2.4"
+    VERSION = "1.2.5"
   end
 end

spec/unit/entitlements/backend/github_org/provider_spec.rb

@@ -34,7 +34,7 @@
 
     it "pulls the role name from the distinguished name" do
       allow(subject).to receive(:github).and_return(github)
-      allow(github).to receive(:org_members).and_return(members_and_roles)
+      expect(github).to receive(:org_members).once.and_return(members_and_roles)
       result = subject.read("member")
       expect(result).to be_a_kind_of(Entitlements::Models::Group)
       expect(result.member_strings).to eq(member_strings_set)

spec/unit/entitlements/service/github_spec.rb

@@ -29,6 +29,15 @@
     end
   end
 
+  describe "#octokit" do
+    it "uses persistent HTTP connections" do
+      client = subject.send(:octokit)
+
+      expect(client.middleware.adapter.klass).to eq(Faraday::Adapter::NetHttpPersistent)
+      expect(subject.send(:octokit)).to equal(client)
+    end
+  end
+
   describe "#org_members" do
     let(:members_and_roles) do
       {