Made Munin setup optional by configuration

.config.sh.template

@@ -18,6 +18,12 @@ emailcontact=nominatim@localhost
 username=nominatim
 password=
 
+# Enable Munin graphs. To turn off this feature leave as blank.
+# setupMuninGraphs=yes enables the feature
+setupMuninGraphs=yes
+# Munin plugins path wthout trailing /!
+muninPluginsPath=/etc/munin/plugins
+
 # Apache virtual host configuration file name - with .conf extension
 nominatimVHfile=400-nominatim.conf
 

README.md

@@ -13,6 +13,7 @@ Running the installation script `run.sh` (as *root*) will:
  * download the planet extract as defined by the `.config.sh` file
  * build the Nominatim index
  * create a virtual host
+ * setup Munin plugins (Note: server needs to be Munin node)
 
 The *root* user is required to install the packages, but most of the installation is done as the *nominatim* user (using *sudo*).
 
@@ -42,6 +43,7 @@ cp .config.sh.template .config.sh
 
 # Edit .config.sh
 # At least set a password for the nominatim user
+# Disable ```setupMuninGraphs``` if you don't have a Munin node running
 # Rest of file defaults to processing Andorra - which should take about half an hour
 
 # Run the installation

run.sh

@@ -191,19 +191,6 @@ fi
 echo "#	$(date)	Restarting PostgreSQL"
 service postgresql restart
 
-# Nominatim munin
-# !! Look at the comments at the top of the nominatim_importlag file in the following and copy the setup section to a new file in: /etc/munin/plugin-conf.d/
-ln -s '/home/nominatim/Nominatim/munin/nominatim_importlag' '/etc/munin/plugins/nominatim_importlag'
-ln -s '/home/nominatim/Nominatim/munin/nominatim_query_speed' '/etc/munin/plugins/nominatim_query_speed'
-ln -s '/home/nominatim/Nominatim/munin/nominatim_nominatim_requests' '/etc/munin/plugins/nominatim_nominatim_requests'
-
-
-# Needed to help postgres munin charts work
-apt-get -y install libdbd-pg-perl
-munin-node-configure --shell | grep postgres | sh
-service munin-reload restart
-
-
 # We will use the Nominatim user's homedir for the installation, so switch to that
 cd /home/${username}
 
@@ -233,6 +220,31 @@ sudo -u ${username} ./autogen.sh
 sudo -u ${username} ./configure
 sudo -u ${username} make
 
+# Nominatim munin
+if [ !  -z "$setupMuninGraphs"  ]; then
+    if [  -z "$muninPluginsPath"  ]; then
+        echo "# Missing muninPluginsPath configuration" 1>&2
+        exit 1
+    fi
+
+    if [ ! -d "${muninPluginsPath}"  ]; then
+        echo "# Munin plugins directory does not exist: : ${muninPluginsPath}" 1>&2
+        exit 1
+    fi
+
+    echo "# Setup Munin as requested" 1>&2
+
+    # !! Look at the comments at the top of the nominatim_importlag file in the following and copy the setup section to a new file in: /etc/munin/plugin-conf.d/
+    ln -s "/home/${username}/Nominatim/munin/nominatim_importlag" "${muninPluginsPath}/nominatim_importlag"
+    ln -s "/home/${username}/Nominatim/munin/nominatim_query_speed" "${muninPluginsPath}/nominatim_query_speed"
+    ln -s "/home/${username}/Nominatim/munin/nominatim_nominatim_requests" "${muninPluginsPath}/nominatim_nominatim_requests"
+
+    # Needed to help postgres munin charts work
+    apt-get -y install libdbd-pg-perl
+    munin-node-configure --shell | grep postgres | sh
+    service munin-reload restart
+fi
+
 # Customization of the Installation
 # http://wiki.openstreetmap.org/wiki/Nominatim/Installation#Customization_of_the_Installation