From 8f8e2c8fce191656aaa710aa52c1192faaa0ca0e Mon Sep 17 00:00:00 2001
From: Takashi Kajinami <tkajinam@redhat.com>
Date: Mon, 6 Dec 2021 08:41:25 +0900
Subject: [PATCH] Install python3-psycopg2 in RHEL/CentOS 8

In RHEL/CentOS8, python3 is used globally instead of python2. Because
of that python-* package is no longer available and most of python
packages are named python3-*.
---
 manifests/params.pp                  |  6 +++++-
 spec/unit/classes/lib/python_spec.rb | 19 +++++++++++++++++++
 2 files changed, 24 insertions(+), 1 deletion(-)

diff --git a/manifests/params.pp b/manifests/params.pp
index 70fbdba444..0303d026a6 100644
--- a/manifests/params.pp
+++ b/manifests/params.pp
@@ -109,7 +109,11 @@
       $psql_path           = pick($psql_path, "${bindir}/psql")
 
       $perl_package_name   = pick($perl_package_name, 'perl-DBD-Pg')
-      $python_package_name = pick($python_package_name, 'python-psycopg2')
+      if $facts['os']['family'] == 'RedHat' and versioncmp($facts['os']['release']['major'], '8') >= 0 {
+        $python_package_name = pick($python_package_name, 'python3-psycopg2')
+      } else {
+        $python_package_name = pick($python_package_name, 'python-psycopg2')
+      }
 
       if $postgresql::globals::postgis_package_name {
         $postgis_package_name = $postgresql::globals::postgis_package_name
diff --git a/spec/unit/classes/lib/python_spec.rb b/spec/unit/classes/lib/python_spec.rb
index cfc5afdae5..a0b8941894 100644
--- a/spec/unit/classes/lib/python_spec.rb
+++ b/spec/unit/classes/lib/python_spec.rb
@@ -22,6 +22,25 @@
     }
   end
 
+  describe 'on a redhat based os with python 3' do
+    let :facts do
+      {
+        os: {
+          family: 'RedHat',
+          name: 'RedHat',
+          release: { 'full' => '8.2', 'major' => '8' },
+        },
+      }
+    end
+
+    it {
+      is_expected.to contain_package('python-psycopg2').with(
+        name: 'python3-psycopg2',
+        ensure: 'present',
+      )
+    }
+  end
+
   describe 'on a debian based os' do
     let :facts do
       {