3140. [func] New command "rndc flushtree <name>" clears the
specified name from the server cache along with all names under it. [RT #19970]
This commit is contained in:
Evan Hunt
@@ -15,18 +15,153 @@
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# OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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# PERFORMANCE OF THIS SOFTWARE.
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# $Id: tests.sh,v 1.5 2007/06/19 23:47:00 tbox Exp $
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# $Id: tests.sh,v 1.6 2011/08/02 20:36:12 each Exp $
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SYSTEMTESTTOP=..
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. $SYSTEMTESTTOP/conf.sh
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status=0
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$DIG +nosea +nocomm +nocmd +noquest +noadd +noauth +nocomm +nostat \
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-f dig.batch -p 5300 @10.53.0.2 > dig.out.ns2 || status=1
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RNDCOPTS="-c ../common/rndc.conf -s 10.53.0.2 -p 9953"
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DIGOPTS="+nosea +nocomm +nocmd +noquest +noadd +noauth +nocomm \
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+nostat @10.53.0.2 -p 5300"
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# fill the cache with nodes from flushtest.example zone
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load_cache () {
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# empty all existing cache data
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$RNDC $RNDCOPTS flush
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# load the positive cache entries
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$DIG $DIGOPTS txt top1.flushtest.example > /dev/null 2>1
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$DIG $DIGOPTS txt second1.top1.flushtest.example > /dev/null 2>1
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$DIG $DIGOPTS txt third1.second1.top1.flushtest.example > /dev/null 2>1
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$DIG $DIGOPTS txt third2.second1.top1.flushtest.example > /dev/null 2>1
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$DIG $DIGOPTS txt second2.top1.flushtest.example > /dev/null 2>1
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$DIG $DIGOPTS txt second3.top1.flushtest.example > /dev/null 2>1
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$DIG $DIGOPTS txt second1.top2.flushtest.example > /dev/null 2>1
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$DIG $DIGOPTS txt second2.top2.flushtest.example > /dev/null 2>1
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$DIG $DIGOPTS txt second3.top2.flushtest.example > /dev/null 2>1
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$DIG $DIGOPTS txt top3.flushtest.example > /dev/null 2>1
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$DIG $DIGOPTS txt second1.top3.flushtest.example > /dev/null 2>1
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$DIG $DIGOPTS txt third1.second1.top3.flushtest.example > /dev/null 2>1
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$DIG $DIGOPTS txt third2.second1.top3.flushtest.example > /dev/null 2>1
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$DIG $DIGOPTS txt third1.second2.top3.flushtest.example > /dev/null 2>1
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$DIG $DIGOPTS txt third2.second2.top3.flushtest.example > /dev/null 2>1
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$DIG $DIGOPTS txt second3.top3.flushtest.example > /dev/null 2>1
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# load the negative cache entries
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# nxrrset:
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$DIG $DIGOPTS a third1.second1.top1.flushtest.example > /dev/null
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# nxdomain:
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$DIG $DIGOPTS txt top4.flushtest.example > /dev/null
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# empty nonterminal:
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$DIG $DIGOPTS txt second2.top3.flushtest.example > /dev/null
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# sleep one second ensure the TTLs will be lower on cached data
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sleep 1
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}
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dump_cache () {
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rm -f ns2/named_dump.db
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$RNDC $RNDCOPTS dumpdb -cache
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sleep 1
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}
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clear_cache () {
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$RNDC $RNDCOPTS flush
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}
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in_cache () {
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ttl=`$DIG $DIGOPTS "$@" | awk '{print $2}'`
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[ -z "$ttl" ] && {
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ttl=`$DIG $DIGOPTS +noanswer +auth "$@" | awk '{print $2}'`
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[ "$ttl" -eq 3600 ] && return 1
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return 0
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}
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[ "$ttl" -eq 3600 ] && return 1
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return 0
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}
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echo "I:check correctness of routine cache cleaning"
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$DIG $DIGOPTS -f dig.batch > dig.out.ns2 || status=1
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grep ";" dig.out.ns2
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$PERL ../digcomp.pl dig.out.ns2 knowngood.dig.out || status=1
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echo "I:reset and check that records are correctly cached initially"
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ret=0
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load_cache
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dump_cache
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nrecords=`grep flushtest.example ns2/named_dump.db | grep -v '^;' | wc -l`
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[ $nrecords -eq 20 ] || ret=1
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if [ $ret != 0 ]; then echo "I:failed"; fi
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status=`expr $status + $ret`
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echo "I:check flushing of the full cache"
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ret=0
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clear_cache
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dump_cache
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nrecords=`grep flushtest.example ns2/named_dump.db | grep -v '^;' | wc -l`
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[ $nrecords -eq 0 ] || ret=1
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if [ $ret != 0 ]; then echo "I:failed"; fi
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status=`expr $status + $ret`
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echo "I:check flushing of individual nodes"
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ret=0
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clear_cache
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load_cache
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# interior node
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in_cache txt top1.flushtest.example || ret=1
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$RNDC $RNDCOPTS flushname top1.flushtest.example
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in_cache txt top1.flushtest.example && ret=1
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# leaf node, under the interior node (should still exist)
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in_cache txt third2.second1.top1.flushtest.example || ret=1
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$RNDC $RNDCOPTS flushname third2.second1.top1.flushtest.example
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in_cache txt third2.second1.top1.flushtest.example && ret=1
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# another leaf node, with both positive and negative cache entries
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in_cache a third1.second1.top1.flushtest.example || ret=1
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in_cache txt third1.second1.top1.flushtest.example || ret=1
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$RNDC $RNDCOPTS flushname third1.second1.top1.flushtest.example
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in_cache a third1.second1.top1.flushtest.example && ret=1
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in_cache txt third1.second1.top1.flushtest.example && ret=1
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if [ $ret != 0 ]; then echo "I:failed"; fi
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status=`expr $status + $ret`
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echo "I:check flushing of namespaces"
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ret=0
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clear_cache
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load_cache
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# flushing leaf node should leave the interior node:
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in_cache txt third1.second1.top1.flushtest.example || ret=1
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in_cache txt top1.flushtest.example || ret=1
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$RNDC $RNDCOPTS flushtree third1.second1.top1.flushtest.example
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in_cache txt third1.second1.top1.flushtest.example && ret=1
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in_cache txt top1.flushtest.example || ret=1
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in_cache txt second1.top1.flushtest.example || ret=1
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in_cache txt third2.second1.top1.flushtest.example || ret=1
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$RNDC $RNDCOPTS flushtree second1.top1.flushtest.example
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in_cache txt top1.flushtest.example || ret=1
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in_cache txt second1.top1.flushtest.example && ret=1
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in_cache txt third2.second1.top1.flushtest.example && ret=1
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# flushing from an empty node should still remove all its children
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in_cache txt second1.top2.flushtest.example || ret=1
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$RNDC $RNDCOPTS flushtree top2.flushtest.example
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in_cache txt second1.top2.flushtest.example && ret=1
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in_cache txt second2.top2.flushtest.example && ret=1
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in_cache txt second3.top2.flushtest.example && ret=1
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if [ $ret != 0 ]; then echo "I:failed"; fi
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status=`expr $status + $ret`
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echo "I:check the number of cached records remaining"
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ret=0
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dump_cache
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nrecords=`grep flushtest.example ns2/named_dump.db | grep -v '^;' | wc -l`
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[ $nrecords -eq 19 ] || ret=1
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if [ $ret != 0 ]; then echo "I:failed"; fi
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status=`expr $status + $ret`
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echo "I:exit status: $status"
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exit $status
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