Modernise some older systemd services

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

diff --git a/cookbooks/squid/recipes/default.rb b/cookbooks/squid/recipes/default.rb
index 3fb9fcf89c05ebd00e4cb94b5c26c48dee3650c2..731cbdd83c0f408a7e8f973528ad7a23ad6031b4 100644 (file)
--- a/cookbooks/squid/recipes/default.rb
+++ b/cookbooks/squid/recipes/default.rb
@@ -24,35 +24,62 @@ template "/etc/squid/squid.conf" do
   source "squid.conf.erb"
   owner "root"
   group "root"
-  mode 0644
+  mode 0o644
 end
 
 template "/etc/default/squid" do
   source "squid.erb"
   owner "root"
   group "root"
-  mode 0644
+  mode 0o644
 end
 
 directory "/etc/squid/squid.conf.d" do
   owner "root"
   group "root"
-  mode 0755
+  mode 0o755
+end
+
+systemd_service "squid" do
+  description "Squid caching proxy"
+  after ["network.target", "nss-lookup.target"]
+  limit_nofile 65536
+  environment "SQUID_ARGS" => "-D"
+  environment_file "/etc/default/squid"
+  exec_start_pre "/usr/sbin/squid $SQUID_ARGS -z"
+  exec_start "/usr/sbin/squid -N $SQUID_ARGS"
+  exec_reload "/usr/sbin/squid -k reconfigure"
+  exec_stop "/usr/sbin/squid -k shutdown"
+  private_tmp true
+  private_devices true
+  protect_system "full"
+  protect_home true
+  no_new_privileges true
+  restart "on-failure"
+  timeout_sec 0
 end
 
 service "squid" do
-  if node[:lsb][:release].to_f >= 14.04
-    provider Chef::Provider::Service::Upstart
-  end
-   action [ :enable, :start ]
-  supports :status => true, :restart => true, :reload => true
+  action [:enable, :start]
+  subscribes :restart, "systemd_service[squid]"
   subscribes :reload, "template[/etc/squid/squid.conf]"
   subscribes :restart, "template[/etc/default/squid]"
   subscribes :reload, "template[/etc/resolv.conf]"
 end
 
+log "squid-restart" do
+  message "Restarting squid due to counter wraparound"
+  notifies :restart, "service[squid]"
+  only_if do
+    IO.popen(["squidclient", "--host=127.0.0.1", "--port=80", "mgr:counters"]) do |io|
+      io.each.grep(/^[a-z][a-z_.]+ = -[0-9]+$/).count > 0
+    end
+  end
+end
+
 munin_plugin "squid_cache"
 munin_plugin "squid_delay_pools"
+munin_plugin "squid_delay_pools_noreferer"
 munin_plugin "squid_times"
 munin_plugin "squid_icp"
 munin_plugin "squid_objectsize"