X-Git-Url: https://git.openstreetmap.org./chef.git/blobdiff_plain/af30bf6e1e06bfc20250818d65a8216ca5dce634..2714460f8457266fec0f5f9d72d900b384d5b724:/cookbooks/tile/templates/default/replicate.erb diff --git a/cookbooks/tile/templates/default/replicate.erb b/cookbooks/tile/templates/default/replicate.erb index e1ecab695..1b6c61bbc 100644 --- a/cookbooks/tile/templates/default/replicate.erb +++ b/cookbooks/tile/templates/default/replicate.erb @@ -2,9 +2,10 @@ # DO NOT EDIT - This file is being maintained by Chef -# Initialize timestamp with day of latest planet dump -# Setting to midnight ensures we get conistent data after first run -# osmosis --read-replication-interval-init +# Before running updates, the replication needs to be set up with the timestamp +# set to the day of the latest planet dump. Setting to midnight ensures we get +# conistent data after first run. osmosis --read-replication-interval-init is +# used to initially create the state file # Define exit handler function onexit { @@ -39,37 +40,37 @@ do if [ $? -eq 0 ] then # Enable exit on error - set -e + set -e # Remember the previous sequence number - prevSequenceNumber=$sequenceNumber + prevSequenceNumber=$sequenceNumber # Read in new state - . state.txt + . state.txt # Did we get any new data? - if [ "${sequenceNumber}" == "${prevSequenceNumber}" ] + if [ "${sequenceNumber}" == "${prevSequenceNumber}" ] then # Log the lack of data - echo "No new data available. Sleeping..." + echo "No new data available. Sleeping..." - # Remove file, it will just be an empty changeset - rm ${file} + # Remove file, it will just be an empty changeset + rm ${file} # No need to rollback now rm state-prev.txt # Sleep for a short while - sleep 30 - else + sleep 30 + else # Log the new data - echo "Fetched new data from ${prevSequenceNumber} to ${sequenceNumber} into ${file}" + echo "Fetched new data from ${prevSequenceNumber} to ${sequenceNumber} into ${file}" # Apply the changes to the database <% if node[:tile][:node_file] -%> - osm2pgsql --slim --append --flat-nodes=<%= node[:tile][:node_file] %> ${file} + osm2pgsql --slim --append --number-processes=1 --flat-nodes=<%= node[:tile][:node_file] %> ${file} <% else -%> - osm2pgsql --slim --append ${file} + osm2pgsql --slim --append --number-processes=1 ${file} <% end -%> # No need to rollback now @@ -77,18 +78,18 @@ do # Expire tiles which are touched by the changes sudo -u www-data /usr/local/bin/expire-tiles ${file} > /dev/null 2>&1 & - fi + fi # Delete old downloads - find . -name 'changes-*.gz' -mmin +300 -exec rm -f {} \; + find . -name 'changes-*.gz' -mmin +300 -exec rm -f {} \; # Disable exit on error set +e else # Log our failure to fetch changes - echo "Failed to fetch changes - waiting a few minutes before retry" + echo "Failed to fetch changes - waiting a few minutes before retry" # Wait five minutes and have another go - sleep 300 + sleep 300 fi done