Drop EoL Debian 9 code

Debian 9 was already removed from metadata.json and isn't supported
anymore. This PR drops some code leftovers.

Author: bastelfreak

manifests/params.pp

@@ -375,7 +375,6 @@
     $default_ssl_key     = '/etc/ssl/private/ssl-cert-snakeoil.key'
     $ssl_sessioncache    = "\${APACHE_RUN_DIR}/ssl_scache(512000)"
     $php_version = $facts['os']['release']['major'] ? {
-      '9'     => '7.0', # Debian Stretch
       '10'    => '7.3', # Debian Buster
       '11'    => '7.4', # Debian Bullseye
       '12'    => '8.2', # Debian Bookworm
@@ -408,14 +407,6 @@
     $_os_mod_packages = case $facts['os']['name'] {
       'Debian': {
         case $facts['os']['release']['major'] {
-          '9': {
-            {
-              'auth_kerb' => 'libapache2-mod-auth-kerb',
-              'nss'       => 'libapache2-mod-nss',
-              'shib2'     => 'libapache2-mod-shib2',
-              'wsgi'      => 'libapache2-mod-wsgi',
-            }
-          }
           '10': {
             {
               'auth_kerb' => 'libapache2-mod-auth-kerb',
@@ -466,7 +457,7 @@
     $error_log           = 'error.log'
     $scriptalias         = '/usr/lib/cgi-bin'
     $access_log_file     = 'access.log'
-    if ($facts['os']['name'] == 'Ubuntu' and versioncmp($facts['os']['release']['major'], '19.04') < 0) or ($facts['os']['name'] == 'Debian' and versioncmp($facts['os']['release']['major'], '10') < 0) {
+    if ($facts['os']['name'] == 'Ubuntu' and versioncmp($facts['os']['release']['major'], '19.04') < 0) {
       $shib2_lib = 'mod_shib2.so'
     } else {
       $shib2_lib = 'mod_shib.so'

spec/classes/mod/security_spec.rb

@@ -286,8 +286,7 @@
             )
           }
 
-          if (facts[:os]['release']['major'].to_i < 18 && facts[:os]['name'] == 'Ubuntu') ||
-             (facts[:os]['release']['major'].to_i < 9 && facts[:os]['name'] == 'Debian')
+          if (facts[:os]['release']['major'].to_i < 18 && facts[:os]['name'] == 'Ubuntu')
             it { is_expected.to contain_apache__security__rule_link('base_rules/modsecurity_35_bad_robots.data') }
 
             it {
@@ -316,8 +315,7 @@
               }
             end
 
-            if (facts[:os]['release']['major'].to_i < 18 && facts[:os]['name'] == 'Ubuntu') ||
-               (facts[:os]['release']['major'].to_i < 9 && facts[:os]['name'] == 'Debian')
+            if (facts[:os]['release']['major'].to_i < 18 && facts[:os]['name'] == 'Ubuntu')
               it { is_expected.to contain_file('security.conf').with_content %r{^\s+SecAuditLogRelevantStatus "\^\(\?:5\|4\(\?!01\|04\)\)"$} }
               it { is_expected.to contain_file('security.conf').with_content %r{^\s+SecAuditLogParts ABCDZ$} }
               it { is_expected.to contain_file('security.conf').with_content %r{^\s+SecAuditLogStorageDir /var/log/httpd/audit$} }