Suppress sibling requests for missing entries during cache rebuild

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

diff --git a/cookbooks/squid/recipes/default.rb b/cookbooks/squid/recipes/default.rb
index d1b2f71f81f41d23c74d7972d9d77211f2afe540..6b2e25eff66d4c4aee2d585a1190cfa014332d79 100644 (file)
--- a/cookbooks/squid/recipes/default.rb
+++ b/cookbooks/squid/recipes/default.rb
@@ -8,7 +8,7 @@
 # you may not use this file except in compliance with the License.
 # You may obtain a copy of the License at
 #
-#     http://www.apache.org/licenses/LICENSE-2.0
+#     https://www.apache.org/licenses/LICENSE-2.0
 #
 # Unless required by applicable law or agreed to in writing, software
 # distributed under the License is distributed on an "AS IS" BASIS,
@@ -17,6 +17,35 @@
 # limitations under the License.
 #
 
+if node[:squid][:version] == "3"
+  apt_package "squid" do
+    action :unlock
+  end
+
+  apt_package "squid-common" do
+    action :unlock
+  end
+
+  apt_package "squid" do
+    action :purge
+    only_if "dpkg-query -W squid | fgrep -q 2."
+  end
+
+  apt_package "squid-common" do
+    action :purge
+    only_if "dpkg-query -W squid-common | fgrep -q 2."
+  end
+
+  file "/store/squid/coss-01" do
+    action :delete
+    backup false
+  end
+
+  package "squidclient" do
+    action :upgrade
+  end
+end
+
 package "squid"
 package "squidclient"
 
@@ -40,38 +69,58 @@ directory "/etc/squid/squid.conf.d" do
   mode 0o755
 end
 
-if node[:lsb][:release].to_f >= 15.10
-  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"
-    restart "on-failure"
-    timeout_sec 0
-  end
+if node[:squid][:cache_dir] =~ /^coss (\S+) /
+  cache_dir = File.dirname(Regexp.last_match(1))
+elsif node[:squid][:cache_dir] =~ /^\S+ (\S+) /
+  cache_dir = Regexp.last_match(1)
+end
 
-  service "squid" do
-    provider Chef::Provider::Service::Systemd
-    action [:enable, :start]
-    supports :status => true, :restart => true, :reload => true
-    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
-else
-  service "squid" do
-    provider Chef::Provider::Service::Upstart
-    action [:enable, :start]
-    supports :status => true, :restart => true, :reload => true
-    subscribes :reload, "template[/etc/squid/squid.conf]"
-    subscribes :restart, "template[/etc/default/squid]"
-    subscribes :reload, "template[/etc/resolv.conf]"
+directory cache_dir do
+  owner "proxy"
+  group "proxy"
+  mode 0o750
+  recursive true
+end
+
+systemd_tmpfile "/var/run/squid" do
+  type "d"
+  owner "proxy"
+  group "proxy"
+  mode "0755"
+end
+
+systemd_service "squid" do
+  description "Squid caching proxy"
+  after ["network.target", "nss-lookup.target"]
+  type "forking"
+  limit_nofile 65536
+  exec_start_pre "/usr/sbin/squid -N -z"
+  exec_start "/usr/sbin/squid -Y"
+  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
+  restart "on-failure"
+  timeout_sec 0
+end
+
+service "squid" do
+  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.positive?
+    end
   end
 end
 
@@ -83,3 +132,7 @@ munin_plugin "squid_icp"
 munin_plugin "squid_objectsize"
 munin_plugin "squid_requests"
 munin_plugin "squid_traffic"
+
+Dir.glob("/var/log/squid/zere.log*") do |log|
+  File.unlink(log)
+end