(#1580) Add support for MariaDB 11.x

From MariaDB 11.x, mysql* names are deprecated
(cf. https://jira.mariadb.org/browse/MDEV-29582).

Use mariadb* names instead, to set factors accordingly.
Use these factors to return the proper client binary.

Co-authored-by: Sylvain Luce <[email protected]>
Co-authored-by: Nicolas Le Gaillart <[email protected]>

lib/facter/mysql_version.rb

@@ -1,9 +1,12 @@
 # frozen_string_literal: true
 
 Facter.add('mysql_version') do
-  confine { Facter::Core::Execution.which('mysql') }
   setcode do
-    mysql_ver = Facter::Core::Execution.execute('mysql --version')
+    mysql_ver = if Facter::Core::Execution.which('mysql')
+                  Facter::Core::Execution.execute('mysql --version')
+                elsif Facter::Core::Execution.which('mariadb')
+                  Facter::Core::Execution.execute('mariadb --version')
+                end
     mysql_ver.match(%r{\d+\.\d+\.\d+})[0] if mysql_ver
   end
 end

lib/facter/mysqld_version.rb

@@ -1,9 +1,11 @@
 # frozen_string_literal: true
 
 Facter.add('mysqld_version') do
-  confine { Facter::Core::Execution.which('mysqld') || Facter::Core::Execution.which('/usr/libexec/mysqld') }
   setcode do
-    # Add /usr/libexec to PATH to find mysqld command
-    Facter::Core::Execution.execute('env PATH=$PATH:/usr/libexec mysqld --no-defaults -V 2>/dev/null')
+    if Facter::Core::Execution.which('mysqld') || Facter::Core::Execution.which('/usr/libexec/mysqld')
+      Facter::Core::Execution.execute('env PATH=$PATH:/usr/libexec mysqld --no-defaults -V 2>/dev/null')
+    elsif Facter::Core::Execution.which('mariadbd')
+      Facter::Core::Execution.execute('mariadbd --no-defaults -V 2>/dev/null')
+    end
   end
 end

lib/puppet/provider/mysql.rb

@@ -47,17 +47,23 @@ class Puppet::Provider::Mysql < Puppet::Provider
   # rubocop:enable Style/HashSyntax
 
   def self.mysql_raw(*args)
-    mysqld_version_string.scan(%r{mariadb}i) { return mariadb_client(*args) }
+    if newer_than('mariadb' => '11.0.0') && mysqld_version_string.scan(%r{mariadb}i)
+      return mariadb_client(*args)
+    end
     mysql_client(*args)
   end
 
   def self.mysqld(*args)
-    mysqld_version_string.scan(%r{mariadb}i) { return mariadbd_service(*args) }
+    if newer_than('mariadb' => '11.0.0') && mysqld_version_string.scan(%r{mariadb}i)
+      return mariadb_client(*args)
+    end
     mysqld_service(*args)
   end
 
   def self.mysqladmin(*args)
-    mysqld_version_string.scan(%r{mariadb}i) { return mariadb_admin(*args) }
+    if newer_than('mariadb' => '11.0.0') && mysqld_version_string.scan(%r{mariadb}i)
+      return mariadb_client(*args)
+    end
     mysql_admin(*args)
   end
 
@@ -80,8 +86,8 @@ def mysqld_type
   def self.mysqld_version_string
     # As the possibility of the mysqld being remote we need to allow the version string to be overridden,
     # this can be done by facter.value as seen below. In the case that it has not been set and the facter
-    # value is nil we use the mysql -v command to ensure we report the correct version of mysql for later use cases.
-    @mysqld_version_string ||= Facter.value(:mysqld_version) || mysqld('-V')
+    # value is nil we use an empty string so that default client/service are used.
+    @mysqld_version_string ||= Facter.value(:mysqld_version) || ''
   end
 
   def mysqld_version_string

spec/unit/facter/mysql_version_spec.rb

@@ -8,15 +8,28 @@
   end
 
   describe 'mysql_version' do
-    context 'with value' do
+    context 'with mysql' do
       before :each do
-        allow(Facter::Core::Execution).to receive(:which).and_return('fake_mysql_path')
+        allow(Facter::Core::Execution).to receive(:which).with('mysql').and_return('fake_mysql_path')
+        allow(Facter::Core::Execution).to receive(:which).with('mariadb').and_return(false)
         allow(Facter::Core::Execution).to receive(:execute).with('mysql --version').and_return('mysql  Ver 14.12 Distrib 5.0.95, for redhat-linux-gnu (x86_64) using readline 5.1')
       end
 
       it {
         expect(Facter.fact(:mysql_version).value).to eq('5.0.95')
       }
     end
+
+    context 'with mariadb' do
+      before :each do
+        allow(Facter::Core::Execution).to receive(:which).with('mysql').and_return(false)
+        allow(Facter::Core::Execution).to receive(:which).with('mariadb').and_return('/usr/bin/mariadb')
+        allow(Facter::Core::Execution).to receive(:execute).with('mariadb --version').and_return('mariadb from 11.4.2-MariaDB, client 15.2 for debian-linux-gnu (x86_64) using  EditLine wrapper')
+      end
+
+      it {
+        expect(Facter.fact(:mysql_version).value).to eq('11.4.2')
+      }
+    end
   end
 end

spec/unit/facter/mysqld_version_spec.rb

@@ -8,9 +8,10 @@
   end
 
   describe 'mysqld_version' do
-    context 'with value' do
+    context 'with mysqld' do
       before :each do
         allow(Facter::Core::Execution).to receive(:which).with('mysqld').and_return('/usr/sbin/mysqld')
+        allow(Facter::Core::Execution).to receive(:which).with('mariadbd').and_return(false)
         allow(Facter::Core::Execution).to receive(:execute).with('env PATH=$PATH:/usr/libexec mysqld --no-defaults -V 2>/dev/null')
                                                            .and_return('mysqld  Ver 5.5.49-37.9 for Linux on x86_64 (Percona Server (GPL), Release 37.9, Revision efa0073)')
       end
@@ -19,5 +20,19 @@
         expect(Facter.fact(:mysqld_version).value).to eq('mysqld  Ver 5.5.49-37.9 for Linux on x86_64 (Percona Server (GPL), Release 37.9, Revision efa0073)')
       }
     end
+
+    context 'with mariadb' do
+      before :each do
+        allow(Facter::Core::Execution).to receive(:which).with('mysqld').and_return(false)
+        allow(Facter::Core::Execution).to receive(:which).with('/usr/libexec/mysqld').and_return(false)
+        allow(Facter::Core::Execution).to receive(:which).with('mariadbd').and_return('/usr/sbin/mariadbd')
+        allow(Facter::Core::Execution).to receive(:execute).with('mariadbd --no-defaults -V 2>/dev/null')
+                                                           .and_return('mariadbd  Ver 11.4.2-MariaDB-ubu2404 for debian-linux-gnu on x86_64 (mariadb.org binary distribution)')
+      end
+
+      it {
+        expect(Facter.fact(:mysqld_version).value).to eq('mariadbd  Ver 11.4.2-MariaDB-ubu2404 for debian-linux-gnu on x86_64 (mariadb.org binary distribution)')
+      }
+    end
   end
 end