CentOS: Ensure /var/cache/swift has correct selinux type

This is a temporal fix until the new openstack-selinux package is
released for CentOS 8 and fixes the wrong selinux type assigned to
the /var/cache/swift directory. See [1] to find details.

[1] https://bugzilla.redhat.com/show_bug.cgi?id=2050636

Change-Id: I81c6410b8759a04eb921b0b8fe7d7006541c8ebc

manifests/swift.pp

@@ -33,6 +33,20 @@ class openstack_integration::swift {
       ensure => directory,
       mode   => '0755',
     }
+
+    # TODO(tkajinam): Remove this once fixed version of openstack-selinux is
+    #                 released.
+    #                 https://bugzilla.redhat.com/show_bug.cgi?id=2050636
+    file { '/var/cache/swift':
+      ensure  => directory,
+      owner   => 'swift',
+      group   => 'swift',
+      mode    => '0755',
+      seltype => 'swift_var_cache_t'
+    }
+    Anchor['swift::install::end']
+      -> File['/var/cache/swift']
+      -> Anchor['swift::config::begin']
   }
 
   file { '/etc/rsyslog.d/10-swift.conf':