From 8b2c27656d2827c725673084ec95c8ca0b01b6d1 Mon Sep 17 00:00:00 2001
From: Tom Hughes <tom@compton.nu>
Date: Tue, 25 Jun 2013 18:42:17 +0100
Subject: [PATCH] Improve low zoom rerender script

---
 cookbooks/tile/recipes/default.rb             | 42 ++++++++++---------
 .../tile/templates/default/render-lowzoom.erb | 25 -----------
 .../tile/templates/default/update-lowzoom.erb | 32 ++++++++++++++
 ...wzoom.init.erb => update-lowzoom.init.erb} |  4 +-
 4 files changed, 56 insertions(+), 47 deletions(-)
 delete mode 100644 cookbooks/tile/templates/default/render-lowzoom.erb
 create mode 100644 cookbooks/tile/templates/default/update-lowzoom.erb
 rename cookbooks/tile/templates/default/{render-lowzoom.init.erb => update-lowzoom.init.erb} (51%)

diff --git a/cookbooks/tile/recipes/default.rb b/cookbooks/tile/recipes/default.rb
index cc2f6ea5f..238e8e79d 100644
--- a/cookbooks/tile/recipes/default.rb
+++ b/cookbooks/tile/recipes/default.rb
@@ -182,25 +182,6 @@ node[:tile][:data].each do |name,data|
   end
 end
 
-template "/usr/local/bin/render-lowzoom" do
-  source "render-lowzoom.erb"
-  owner "root"
-  group "root"
-  mode 0755
-end
-
-template "/etc/init.d/render-lowzoom" do
-  source "render-lowzoom.init.erb"
-  owner "root"
-  group "root"
-  mode 0755
-end
-
-service "render-lowzoom" do
-  action :disable
-  supports :restart => true
-end
-
 nodejs_package "carto"
 nodejs_package "millstone"
 
@@ -214,6 +195,27 @@ node[:tile][:styles].each do |name,details|
   style_directory = "/srv/tile.openstreetmap.org/styles/#{name}"
   tile_directory = "/srv/tile.openstreetmap.org/tiles/#{name}"
 
+  template "/usr/local/bin/update-lowzoom-#{name}" do
+    source "update-lowzoom.erb"
+    owner "root"
+    group "root"
+    mode 0755
+    variables :style => name
+  end
+
+  template "/etc/init.d/update-lowzoom-#{name}" do
+    source "update-lowzoom.init.erb"
+    owner "root"
+    group "root"
+    mode 0755
+    variables :style => name
+  end
+
+  service "update-lowzoom-#{name}" do
+    action :disable
+    supports :restart => true
+  end
+
   file "#{tile_directory}/planet-import-complete" do
     action :create_if_missing
     owner "tile"
@@ -243,7 +245,7 @@ node[:tile][:styles].each do |name,details|
     group "tile"
     subscribes :run, "git[#{style_directory}]"
     notifies :restart, "service[renderd]"
-    notifies :restart, "service[render-lowzoom]"
+    notifies :restart, "service[update-lowzoom-#{name}]"
   end
 end
 
diff --git a/cookbooks/tile/templates/default/render-lowzoom.erb b/cookbooks/tile/templates/default/render-lowzoom.erb
deleted file mode 100644
index f4aeb4faf..000000000
--- a/cookbooks/tile/templates/default/render-lowzoom.erb
+++ /dev/null
@@ -1,25 +0,0 @@
-#!/bin/bash
-
-# DO NOT EDIT - This file is being maintained by Chef
-
-# Send output to the log
-exec > /var/log/tile/renderd-lowzoom.log 2>&1
-<% node[:tile][:styles].each do |name,details| -%>
-
-# Update low zoom tiles for style "<%= name %>"
-render_list \
-  --all --force \
-  --tile-dir=/srv/tile.openstreetmap.org/tiles \
-  --socket=/var/run/renderd/renderd.sock \
-  --num-threads=<%= ( node[:cpu][:total] - 2 ) / 4 %> \
-  --map="<%= name %>" \
-  --max-load=70 \
-  --min-zoom=0 --max-zoom=12
-
-# Update timestamp for style "<%= name %>"
-touch \
-  --reference="/srv/tile.openstreetmap.org/styles/<%= name %>/project.mml" \
-  "/srv/tile.openstreetmap.org/tiles/<%= name %>/planet-import-complete"
-<% end -%>
-
-exit 0
diff --git a/cookbooks/tile/templates/default/update-lowzoom.erb b/cookbooks/tile/templates/default/update-lowzoom.erb
new file mode 100644
index 000000000..a3d2ee291
--- /dev/null
+++ b/cookbooks/tile/templates/default/update-lowzoom.erb
@@ -0,0 +1,32 @@
+#!/bin/bash
+
+# DO NOT EDIT - This file is being maintained by Chef
+
+# Send output to the log
+exec > /var/log/tile/update-lowzoom-<%= @style %>.log 2>&1
+
+# Update tiles from z0 to z10 for style "<%= @style %>"
+render_list \
+  --all --force \
+  --tile-dir=/srv/tile.openstreetmap.org/tiles \
+  --socket=/var/run/renderd/renderd.sock \
+  --num-threads=<%= ( node[:cpu][:total] - 2 ) / 4 %> \
+  --map="<%= @style %>" \
+  --max-load=70 \
+  --min-zoom=0 --max-zoom=10
+
+# Update timestamp for style "<%= @style %>"
+touch \
+  --reference="/srv/tile.openstreetmap.org/styles/<%= @style %>/project.mml" \
+  "/srv/tile.openstreetmap.org/tiles/<%= @style %>/planet-import-complete"
+
+# Update tiles from z11 to z12 for style "<%= @style %>"
+render_old \
+  --tile-dir=/srv/tile.openstreetmap.org/tiles \
+  --socket=/var/run/renderd/renderd.sock \
+  --num-threads=<%= ( node[:cpu][:total] - 2 ) / 4 %> \
+  --map="<%= @style %>" \
+  --max-load=70 \
+  --min-zoom=11 --max-zoom=12
+
+exit 0
diff --git a/cookbooks/tile/templates/default/render-lowzoom.init.erb b/cookbooks/tile/templates/default/update-lowzoom.init.erb
similarity index 51%
rename from cookbooks/tile/templates/default/render-lowzoom.init.erb
rename to cookbooks/tile/templates/default/update-lowzoom.init.erb
index 986ce880a..3439f09b6 100644
--- a/cookbooks/tile/templates/default/render-lowzoom.init.erb
+++ b/cookbooks/tile/templates/default/update-lowzoom.init.erb
@@ -3,11 +3,11 @@
 # DO NOT EDIT - This file is being maintained by Chef
 
 start() {
-  start-stop-daemon --start --chuid tile --background --make-pidfile -pidfile /var/run/render-lowzoom.pid --exec /usr/local/bin/render-lowzoom
+  start-stop-daemon --start --chuid tile --background --make-pidfile -pidfile /var/run/update-lowzoom-<%= @style %>.pid --exec /usr/local/bin/update-lowzoom-<%= @style %>
 }
 
 stop() {
-  start-stop-daemon --stop --retry 300 --pidfile /var/run/render-lowzoom.pid --exec /usr/local/bin/render-lowzoom
+  start-stop-daemon --stop --retry 300 --pidfile /var/run/update-lowzoom-<%= @style %>.pid --exec /usr/local/bin/update-lowzoom-<%= @style %>
 }
 
 case "$1" in
-- 
2.43.2