X-Git-Url: https://git.adam-barratt.org.uk/?a=blobdiff_plain;ds=sidebyside;f=modules%2Fpostgres%2Ftemplates%2Fbackup_server%2Fpostgres-make-base-backups.erb;h=4681527a7699a24e70d259553eff3436a5184fdd;hb=6f6bf1f4153dbc310053a3672a394e790357b534;hp=7438bb90598e2e06d04a79e9d35238c12b250cf0;hpb=d77e8c7fb6bd4f16feab014625b910ec007ef8f1;p=mirror%2Fdsa-puppet.git

diff --git a/modules/postgres/templates/backup_server/postgres-make-base-backups.erb b/modules/postgres/templates/backup_server/postgres-make-base-backups.erb
index 7438bb905..4681527a7 100755
--- a/modules/postgres/templates/backup_server/postgres-make-base-backups.erb
+++ b/modules/postgres/templates/backup_server/postgres-make-base-backups.erb
@@ -130,14 +130,14 @@ while read host port username  cluster version; do
                         # get a "randomish" but stable value for this backup run
                         val=$(echo "$MYHOSTNAME-$host-$port-$mtime" | sha256sum | head -c 8)
                         val=$((16#$val))
-                        valmod=$(($val % $DELTA_WAIT_SUCCESS))
-                        after_min=$((delta - MIN_WAIT_SUCCESS))
-                        if [ "$after_min" -gt "$valmod" ]; then
-                            runme=1
-                            log "Planning to run $host:$port $version/$cluster because random computer says so ($after_min > $valmod)."
-                        else
+                        rnd_cuttoff=$(($val % $DELTA_WAIT_SUCCESS))
+                        age_after_min=$((delta - MIN_WAIT_SUCCESS))
+                        if [ "$age_after_min" -lt "$rnd_cuttoff" ]; then
                             runme=0
-                            log "Skipping $host:$port $version/$cluster because random computer says wait ($after_min <= $valmod)."
+                            log "Skipping $host:$port $version/$cluster because random computer says wait ($(format_timedelta "${age_after_min}") < $(format_timedelta "${rnd_cuttoff}") (< $(format_timedelta "${DELTA_WAIT_SUCCESS}"))) + $(format_timedelta "${MIN_WAIT_SUCCESS}")."
+                        else
+                            runme=1
+                            log "Planning to run $host:$port $version/$cluster because random computer says so ($(format_timedelta "${age_after_min}") >= $(format_timedelta "${rnd_cuttoff}"))."
                         fi
                     fi
                 fi