rename nominatim-base role to nominatim

[chef.git] / roles / nominatim.rb

diff --git a/roles/nominatim.rb b/roles/nominatim.rb
new file mode 100644 (file)
index 0000000..6e2a75c
--- /dev/null
+++ b/roles/nominatim.rb
@@ -0,0 +1,79 @@
+name "nominatim"
+description "Role applied to all nominatim servers."
+
+default_attributes(
+  :accounts => {
+    :users => {
+      :lonvia => { :status => :administrator },
+      :twain => { :status => :administrator },
+      :nominatim => {
+        :status => :role,
+        :members => [:lonvia, :tomh, :twain]
+      }
+    }
+  },
+  :apache => {
+    :mpm => "event",
+    :timeout => 60,
+    :keepalive => false,
+    :event => {
+      :server_limit => 32,
+      :max_clients => 1600,
+      :threads_per_child => 50
+    }
+  },
+  :apt => {
+    :sources => ["postgresql"]
+  },
+  :postgresql => {
+    :settings => {
+      :defaults => {
+        :max_connections => "450",
+        :synchronous_commit => "off",
+        :checkpoint_segments => "32",
+        :checkpoint_timeout => "10min",
+        :checkpoint_completion_target => "0.9",
+        :shared_buffers => "2GB",
+        :autovacuum_max_workers => "1"
+      }
+    }
+  },
+  :sysctl => {
+    :postgres => {
+      :comment => "Increase shared memory for postgres",
+      :parameters => {
+        "kernel.shmmax" => 26 * 1024 * 1024 * 1024,
+        "kernel.shmall" => 26 * 1024 * 1024 * 1024 / 4096
+      }
+    },
+    :kernel_scheduler_tune => {
+      :comment => "Tune kernel scheduler preempt",
+      :parameters => {
+        "kernel.sched_min_granularity_ns" => 10000000,
+        "kernel.sched_wakeup_granularity_ns" => 15000000
+      }
+    },
+    :swappiness => {
+      :comment => "Reduce swap usage",
+      :parameters => {
+        "vm.swappiness" => 10
+      }
+    },
+    :network_conntrack_time_wait => {
+      :comment => "Only track completed connections for 30 seconds",
+      :parameters => {
+        "net.netfilter.nf_conntrack_tcp_timeout_time_wait" => "30"
+      }
+    },
+    :network_conntrack_max => {
+      :comment => "Increase max number of connections tracked",
+      :parameters => {
+        "net.netfilter.nf_conntrack_max" => "131072"
+      }
+    }
+  }
+)
+
+run_list(
+  "recipe[nominatim::default]"
+)