Add support for RESTIC_KEEP_YEARLY env var, with a default of 7.

README.md

@@ -38,6 +38,7 @@ You can also pass the following environment variables to override the defaults:
     -e RESTIC_KEEP_DAILY='7'
     -e RESTIC_KEEP_WEEKLY='4'
     -e RESTIC_KEEP_MONTHLY='12'
+    -e RESTIC_KEEP_YEARLY='7'
 
 You can backup 5 different database clusters with `PG*_[1..5]`, and assign an arbitrary hostname with `HOSTNAME_[1..5]` (if `PGHOST` is not a fully qualified domain name) environment variables.
 

bin/prune.sh

@@ -10,7 +10,8 @@ while ! restic forget \
 		--keep-hourly="${RESTIC_KEEP_HOURLY:-24}" \
 		--keep-daily="${RESTIC_KEEP_DAILY:-7}" \
 		--keep-weekly="${RESTIC_KEEP_WEEKLY:-4}" \
-		--keep-monthly="${RESTIC_KEEP_MONTHLY:-12}"; do
+		--keep-monthly="${RESTIC_KEEP_MONTHLY:-12}" \
+		--keep-yearly="${RESTIC_KEEP_YEARLY:-7}"; do
 	echo "Sleeping for 10 seconds before retry..."
 	sleep 10
 done

docker-compose.yml

@@ -16,6 +16,7 @@ services:
       # RESTIC_KEEP_DAILY: 7
       # RESTIC_KEEP_WEEKLY: 4
       # RESTIC_KEEP_MONTHLY: 12
+      # RESTIC_KEEP_YEARLY: 7
       RESTIC_PASSWORD:
       RESTIC_REPOSITORY:
     image: interaction/restic-pg-dump