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Handle a missing zone when reloading a catalog zone

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Previously a missing/deleted zone which was referenced by a catalog
zone was causing a crash when doing a reload.

This commit will make `named` to ignore the fact that the zone is
missing, and make sure to restore it later on.
This commit is contained in:
Aram Sargsyan
2021-09-24 17:42:12 +00:00
parent 2b5d3f125c
commit 94a5712801
3 changed files with 177 additions and 27 deletions
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124
bin/tests/system/catz/tests.sh
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@@ -1555,5 +1555,129 @@ wait_for_soa @10.53.0.2 dom15.example. dig.out.test$n || ret=1
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
##########################################################################
echo_i "Testing recreation of a manually deleted zone after a reload"
n=$((n+1))
echo_i "checking that dom16.example. is not served by primary ($n)"
ret=0
wait_for_no_soa @10.53.0.1 dom16.example. dig.out.test$n || ret=1
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
n=$((n+1))
echo_i "Adding a domain dom16.example. to primary ns1 via RNDC ($n)"
ret=0
echo "@ 3600 IN SOA . . 1 3600 3600 3600 3600" > ns1/dom16.example.db
echo "@ IN NS invalid." >> ns1/dom16.example.db
echo "@ IN A 192.0.2.1" >> ns1/dom16.example.db
rndccmd 10.53.0.1 addzone dom16.example. '{type primary; file "dom16.example.db";};' || ret=1
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
n=$((n+1))
echo_i "checking that dom16.example. is now served by primary ns1 ($n)"
ret=0
wait_for_soa @10.53.0.1 dom16.example. dig.out.test$n || ret=1
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
nextpart ns2/named.run >/dev/null
n=$((n+1))
echo_i "Adding domain dom16.example. to catalog1 zone with ns1 as primary ($n)"
ret=0
$NSUPDATE -d <<END >> nsupdate.out.test$n 2>&1 || ret=1
server 10.53.0.1 ${PORT}
update add efe725d0cf430ffb113b9bcf59266f066a21216b.zones.catalog1.example. 3600 IN PTR dom16.example.
update add masters.efe725d0cf430ffb113b9bcf59266f066a21216b.zones.catalog1.example. 3600 IN A 10.53.0.1
send
END
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
n=$((n+1))
echo_i "waiting for secondary to sync up ($n)"
ret=0
wait_for_message ns2/named.run "catz: adding zone 'dom16.example' from catalog 'catalog1.example'" &&
wait_for_message ns2/named.run "transfer of 'dom16.example/IN' from 10.53.0.1#${PORT}: Transfer status: success" || ret=1
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
nextpart ns2/named.run >/dev/null
n=$((n+1))
echo_i "checking that dom16.example. is served by secondary and that it's the one from ns1 ($n)"
ret=0
wait_for_a @10.53.0.2 dom16.example. dig.out.test$n || ret=1
grep "192.0.2.1" dig.out.test$n > /dev/null || ret=1
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
nextpart ns2/named.run >/dev/null
echo_i "Deleting dom16.example. from secondary ns2 via RNDC ($n)"
ret=0
rndccmd 10.53.0.2 delzone dom16.example. >/dev/null 2>&1 || ret=1
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
n=$((n+1))
echo_i "checking that dom16.example. is no longer served by secondary ($n)"
ret=0
wait_for_no_soa @10.53.0.2 dom16.example. dig.out.test$n || ret=1
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
nextpart ns2/named.run >/dev/null
echo_i "Reloading secondary ns2 via RNDC ($n)"
ret=0
rndccmd 10.53.0.2 reload >/dev/null 2>&1 || ret=1
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
n=$((n+1))
echo_i "waiting for secondary to sync up ($n)"
ret=0
wait_for_message ns2/named.run "catz: update_from_db: new zone merged" || ret=1
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
n=$((n+1))
echo_i "checking that dom16.example. is served by secondary and that it's the one from ns1 ($n)"
ret=0
wait_for_a @10.53.0.2 dom16.example. dig.out.test$n || ret=1
grep "192.0.2.1" dig.out.test$n > /dev/null || ret=1
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
nextpart ns2/named.run >/dev/null
n=$((n+1))
echo_i "Deleting domain dom16.example. from catalog1 ($n)"
ret=0
$NSUPDATE -d <<END >> nsupdate.out.test$n 2>&1 || ret=1
server 10.53.0.1 ${PORT}
update delete efe725d0cf430ffb113b9bcf59266f066a21216b.zones.catalog1.example. 3600 IN PTR dom16.example.
update delete masters.efe725d0cf430ffb113b9bcf59266f066a21216b.zones.catalog1.example. 3600 IN A 10.53.0.1
send
END
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
n=$((n+1))
echo_i "waiting for secondary to sync up ($n)"
ret=0
wait_for_message ns2/named.run "catz: update_from_db: new zone merged" || ret=1
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
n=$((n+1))
echo_i "checking that dom16.example. is no longer served by secondary ($n)"
ret=0
wait_for_no_soa @10.53.0.2 dom16.example. dig.out.test$n || ret=1
if [ $ret -ne 0 ]; then echo_i "failed"; fi
status=$((status+ret))
echo_i "exit status: $status"
[ $status -eq 0 ] || exit 1