X-Git-Url: https://git.rrq.au/?a=blobdiff_plain;f=sss.sh;h=35b592530c5a7f48a71b47f32b342e937d15766a;hb=refs%2Fheads%2Fmaster;hp=cda1b1b1124a67702c5cfa8a4aa730ff13f2f235;hpb=ee98f24980136e74e7e6a617a9cea67d2e001761;p=rrq%2Fnilfs2sss.git

diff --git a/sss.sh b/sss.sh
index cda1b1b..35b5925 100755
--- a/sss.sh
+++ b/sss.sh
@@ -8,6 +8,11 @@
 #
 # The cron bot is expected to run once a minute
 
+# Name of snapshot tag file for "important" snapshots. Format:
+# $CNO .... one line for each $CNO that should be preserved as snapshot
+# chcp ss $CNO && echo $CNO >> $NAMELIST
+NAMELIST=/etc/nilfs2sss.list
+
 # The hour-of-day to preserve as daily snapshot
 KEEPHH=12
 
@@ -15,6 +20,8 @@ KEEPHH=12
 KEEPDD=15
 
 DEV=$1
+[ "$2" = "all" ] || LSCP="-s"
+
 if [ -z "$DEV" ] ; then
     DEVS=( $( mount | grep nilfs2 | sed 's/ .*//' ) )
     DEV=${DEVS[0]}
@@ -34,30 +41,34 @@ YEARLY="$(date -d '-1 year' '+%Y-%m-%d %H:%M:%S')"
 MARK=( )
 function marksnap() {
     if [[ "${MARK[0]}" == "$1" ]] && [[ "${MARK[1]}" = "$2" ]] ; then
-	chcp cp $DEV ${MARKYEAR[2]}
+	if [ -r "$NAMELIST" ] && grep -q ^$3 "$NAMELIST" ; then
+	    : # Don't change important snapshots
+	else
+	    chcp cp $DEV ${MARK[2]}
+	fi
     fi
-    MARK=( "$1" "$2" $3 )
+    MARK=( "$1" "$2" "$3" )
 }
 
 { flock 9
 
   date "+$DEV: %Y-%m-%d %H:%M:%S ---- checking" >&2
-  lscp -s $DEV | while read CNO DATE TIME REST ; do
+  lscp $LSCP $DEV | while read CNO DATE TIME REST ; do
       TS="$DATE $TIME"
       [ "$CNO" = "CNO" ] && continue
-      if [[ "$TS" > "$YEARLY" ]] ; then
+      if [[ ! "$TS" > "$YEARLY" ]] ; then
 	  marksnap YEAR "${DATE:0:4}" $CNO
-      elif [[ "$TS" > "$MONTHLY" ]] ; then
+      elif [[ ! "$TS" > "$MONTHLY" ]] ; then
 	   marksnap MONTH "${DATE:5:2}" $CNO
-      elif [[ "$TS" > "$WEEKLY" ]] ; then
+      elif [[ ! "$TS" > "$WEEKLY" ]] ; then
 	   # For older than most recent week, keep last snapshot each week
 	   marksnap WEEK "$(( 7${DATE:8:2} / 7 - 100 ))" $CNO
-      elif [[ "$TS" > "$DAILY" ]] ; then
+      elif [[ ! "$TS" > "$DAILY" ]] ; then
 	   marksnap DAY "${DATE:8:2}" $CNO
-      elif [[ "$TS" > "$HOURLY" ]] ; then
+      elif [[ ! "$TS" > "$HOURLY" ]] ; then
 	   marksnap HOUR "${DATE:8:2}-${TIME:0:2}" $CNO
       else
-	  echo "$CNO $DATE $TIME within last hour"
+	  : # echo "$CNO $DATE $TIME within last hour"
       fi
   done | if read X ; then
       : # snapshot within last hour