apache: parameterise mod_evasive

[chef.git] / cookbooks / apache / recipes / default.rb

diff --git a/cookbooks/apache/recipes/default.rb b/cookbooks/apache/recipes/default.rb
index 57d8019034ccd113083c6cbeee2534d702919c21..6fdafa02ef2a9a83f8c127d87d61234ba7145ba0 100644 (file)
--- a/cookbooks/apache/recipes/default.rb
+++ b/cookbooks/apache/recipes/default.rb
@@ -62,13 +62,6 @@ systemd_service "apache2" do
   notifies :restart, "service[apache2]"
 end
 
-service "apache2" do
-  action [:enable, :start]
-  retries 2
-  retry_delay 10
-  supports :status => true, :restart => true, :reload => true
-end
-
 apache_module "info" do
   conf "info.conf.erb"
   variables :hosts => admins["hosts"]
@@ -79,9 +72,14 @@ apache_module "status" do
   variables :hosts => admins["hosts"]
 end
 
-apache_module "evasive" do
-  conf "evasive.conf.erb"
-  only_if { node[:apache][:evasive] }
+if node[:apache][:evasive][:enable]
+  apache_module "evasive" do
+    conf "evasive.conf.erb"
+  end
+else
+  apache_module "evasive" do
+    action :disable
+  end
 end
 
 apache_module "brotli" do
@@ -99,15 +97,33 @@ apache_conf "ssl" do
   template "ssl.erb"
 end
 
+# Apache should only be started after modules enabled
+service "apache2" do
+  action [:enable, :start]
+  retries 2
+  retry_delay 10
+  supports :status => true, :restart => true, :reload => true
+end
+
 fail2ban_filter "apache-forbidden" do
-  failregex '^<ADDR> .* "[^"]*" 403 .*$'
+  action :delete
 end
 
 fail2ban_jail "apache-forbidden" do
-  filter "apache-forbidden"
-  logpath "/var/log/apache2/access.log"
+  action :delete
+end
+
+fail2ban_filter "apache-evasive" do
+  failregex "^Blacklisting address <ADDR>: possible DoS attack\.$"
+end
+
+fail2ban_jail "apache-evasive" do
+  filter "apache-evasive"
+  backend "systemd"
+  journalmatch "_SYSTEMD_UNIT=apache2.service SYSLOG_IDENTIFIER=mod_evasive"
   ports [80, 443]
-  maxretry 50
+  findtime "10m"
+  maxretry 3
 end
 
 munin_plugin "apache_accesses"