X-Git-Url: https://git.openstreetmap.org./chef.git/blobdiff_plain/02f9c7cf05f1cd0d0f07ccb88135059581531dde..0d8030b3a7ec9eaa6bc96c7dd39d835a00a7ace0:/cookbooks/tile/templates/default/replicate.erb?ds=sidebyside diff --git a/cookbooks/tile/templates/default/replicate.erb b/cookbooks/tile/templates/default/replicate.erb index aa69177ec..81fc66419 100644 --- a/cookbooks/tile/templates/default/replicate.erb +++ b/cookbooks/tile/templates/default/replicate.erb @@ -9,7 +9,7 @@ # Define exit handler function onexit { - [ -f state-prev.txt ] && mv state-prev.txt state.txt + [ -f sequence-prev.txt ] && mv sequence-prev.txt sequence.txt } # Send output to the log @@ -21,79 +21,79 @@ cd /var/lib/replicate # Install exit handler trap onexit EXIT -# Read in initial state -. state.txt - # Loop indefinitely while true do # Work out the name of the next file - file="changes-${sequenceNumber}.osc.gz" + file="changes-$(cat sequence.txt).osc.gz" - # Save state file so we can rollback if an error occurs - cp state.txt state-prev.txt + # Save sequence file so we can rollback if an error occurs + cp sequence.txt sequence-prev.txt # Fetch the next set of changes - osmosis --read-replication-interval --simc --write-xml-change file="${file}" compressionMethod="gzip" + pyosmium-get-changes --sequence-file=sequence.txt --outfile=${file} + + # Save exit status + status=$? # Check for errors - if [ $? -eq 0 ] + if [ $status -eq 0 ] then # Enable exit on error set -e - # Remember the previous sequence number - prevSequenceNumber=$sequenceNumber - - # Read in new state - . state.txt - - # Did we get any new data? - if [ "${sequenceNumber}" == "${prevSequenceNumber}" ] - then - # Log the lack of data - echo "No new data available. Sleeping..." - - # 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 - # Log the new data - echo "Fetched new data from ${prevSequenceNumber} to ${sequenceNumber} into ${file}" + # Log the new data + echo "Fetched new data from $(cat sequence-prev.txt) to $(cat sequence.txt) into ${file}" - # Apply the changes to the database - osm2pgsql --database gis --slim --append --number-processes=1 \ + # Apply the changes to the database + osm2pgsql --database gis --slim --append --number-processes=1 \ <% if node[:tile][:node_file] -%> - --flat-nodes=<%= node[:tile][:node_file] %> \ + --flat-nodes=<%= node[:tile][:node_file] %> \ <% end -%> <% if node[:tile][:styles][:default][:revision] >= "v4.0.0" -%> - --multi-geometry --hstore \ - --style=/srv/tile.openstreetmap.org/styles/default/openstreetmap-carto.style \ - --tag-transform-script=/srv/tile.openstreetmap.org/styles/default/openstreetmap-carto.lua \ + --multi-geometry --hstore \ + --style=/srv/tile.openstreetmap.org/styles/default/openstreetmap-carto.style \ + --tag-transform-script=/srv/tile.openstreetmap.org/styles/default/openstreetmap-carto.lua \ <% end -%> - ${file} + ${file} - # No need to rollback now - rm state-prev.txt + # No need to rollback now + rm sequence-prev.txt - # Queue these changes for expiry processing - ln ${file} expire-queue/$file + # Get buffer count + buffers=$(osmium fileinfo --extended --get=data.buffers.count ${file}) + + # If this diff has content mark it as the latest diff + if [ $buffers -gt 0 ] + then + ln -f ${file} changes-latest.osc.gz fi + # Queue these changes for expiry processing + ln ${file} expire-queue/${file} + # Delete old downloads find . -name 'changes-*.gz' -mmin +300 -exec rm -f {} \; # Disable exit on error set +e + elif [ $status -eq 3 ] + then + # Log the lack of data + echo "No new data available. Sleeping..." + + # Remove file, it will just be an empty changeset + rm ${file} + + # Sleep for a short while + sleep 30 else # Log our failure to fetch changes echo "Failed to fetch changes - waiting a few minutes before retry" + # Remove any output that was produced + rm -f ${file} + # Wait five minutes and have another go sleep 300 fi