From: W.C.A. Wijngaards <wouter@nlnetlabs.nl>
Date: Mon, 22 Jan 2024 12:51:13 +0000 (+0100)
Subject: - fast-reload, unit test that fast reload works with forwards and stubs.
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c3a754f4b4b6620d1f960096468efa1dbe5e5080;p=thirdparty%2Funbound.git

- fast-reload, unit test that fast reload works with forwards and stubs.
---

diff --git a/testdata/fast_reload_fwd.tdir/fast_reload_fwd.conf b/testdata/fast_reload_fwd.tdir/fast_reload_fwd.conf
new file mode 100644
index 000000000..cc148053d
--- /dev/null
+++ b/testdata/fast_reload_fwd.tdir/fast_reload_fwd.conf
@@ -0,0 +1,74 @@
+server:
+	verbosity: 4
+	num-threads: 1
+	interface: 127.0.0.1
+	port: @PORT@
+	use-syslog: no
+	directory: ""
+	pidfile: "unbound.pid"
+	chroot: ""
+	username: ""
+	do-not-query-localhost: no
+
+forward-zone:
+	name: "."
+	forward-addr: "127.0.0.1@12345"
+
+remote-control:
+	control-enable: yes
+	control-interface: @CONTROL_PATH@/controlpipe.@CONTROL_PID@
+	control-use-cert: no
+
+forward-zone:
+	name: "example1.org"
+	forward-addr: "127.0.0.1@@NS1_PORT@"
+
+forward-zone:
+	name: "example2.org"
+	forward-addr: "127.0.0.1@@NS1_PORT@"
+
+forward-zone:
+	name: "example3.org"
+	forward-addr: "127.0.0.1@@NS1_PORT@"
+
+forward-zone:
+	name: "example4.org"
+	forward-addr: "127.0.0.1@@NS2_PORT@"
+
+forward-zone:
+	name: "example5.org"
+	forward-addr: "127.0.0.1@@NS2_PORT@"
+
+forward-zone:
+	name: "example6.org"
+	forward-addr: "127.0.0.1@@NS2_PORT@"
+
+stub-zone:
+	name: "stub1.org"
+	stub-addr: "127.0.0.1@@NS1_PORT@"
+	stub-prime: no
+
+stub-zone:
+	name: "stub2.org"
+	stub-addr: "127.0.0.1@@NS1_PORT@"
+	stub-prime: no
+
+stub-zone:
+	name: "stub3.org"
+	stub-addr: "127.0.0.1@@NS1_PORT@"
+	stub-prime: no
+
+stub-zone:
+	name: "stub4.org"
+	stub-addr: "127.0.0.1@@NS2_PORT@"
+	stub-prime: no
+
+stub-zone:
+	name: "stub5.org"
+	stub-addr: "127.0.0.1@@NS2_PORT@"
+	stub-prime: no
+
+stub-zone:
+	name: "stub6.org"
+	stub-addr: "127.0.0.1@@NS2_PORT@"
+	stub-prime: no
diff --git a/testdata/fast_reload_fwd.tdir/fast_reload_fwd.conf2 b/testdata/fast_reload_fwd.tdir/fast_reload_fwd.conf2
new file mode 100644
index 000000000..98f43c0ef
--- /dev/null
+++ b/testdata/fast_reload_fwd.tdir/fast_reload_fwd.conf2
@@ -0,0 +1,74 @@
+server:
+	verbosity: 4
+	num-threads: 1
+	interface: 127.0.0.1
+	port: @PORT@
+	use-syslog: no
+	directory: ""
+	pidfile: "unbound.pid"
+	chroot: ""
+	username: ""
+	do-not-query-localhost: no
+
+forward-zone:
+	name: "."
+	forward-addr: "127.0.0.1@12345"
+
+remote-control:
+	control-enable: yes
+	control-interface: @CONTROL_PATH@/controlpipe.@CONTROL_PID@
+	control-use-cert: no
+
+forward-zone:
+	name: "example1.org"
+	forward-addr: "127.0.0.1@@NS2_PORT@"
+
+forward-zone:
+	name: "example2.org"
+	forward-addr: "127.0.0.1@@NS1_PORT@"
+
+forward-zone:
+	name: "example3.org"
+	forward-addr: "127.0.0.1@@NS2_PORT@"
+
+forward-zone:
+	name: "example4.org"
+	forward-addr: "127.0.0.1@@NS1_PORT@"
+
+forward-zone:
+	name: "example5.org"
+	forward-addr: "127.0.0.1@@NS2_PORT@"
+
+forward-zone:
+	name: "example6.org"
+	forward-addr: "127.0.0.1@@NS1_PORT@"
+
+stub-zone:
+	name: "stub1.org"
+	stub-addr: "127.0.0.1@@NS2_PORT@"
+	stub-prime: no
+
+stub-zone:
+	name: "stub2.org"
+	stub-addr: "127.0.0.1@@NS1_PORT@"
+	stub-prime: no
+
+stub-zone:
+	name: "stub3.org"
+	stub-addr: "127.0.0.1@@NS2_PORT@"
+	stub-prime: no
+
+stub-zone:
+	name: "stub4.org"
+	stub-addr: "127.0.0.1@@NS1_PORT@"
+	stub-prime: no
+
+stub-zone:
+	name: "stub5.org"
+	stub-addr: "127.0.0.1@@NS2_PORT@"
+	stub-prime: no
+
+stub-zone:
+	name: "stub6.org"
+	stub-addr: "127.0.0.1@@NS1_PORT@"
+	stub-prime: no
diff --git a/testdata/fast_reload_fwd.tdir/fast_reload_fwd.dsc b/testdata/fast_reload_fwd.tdir/fast_reload_fwd.dsc
new file mode 100644
index 000000000..422cdee46
--- /dev/null
+++ b/testdata/fast_reload_fwd.tdir/fast_reload_fwd.dsc
@@ -0,0 +1,16 @@
+BaseName: fast_reload_fwd
+Version: 1.0
+Description: Test fast reload change of forwards and stubs.
+CreationDate: Thu Jan 22 11:55:55 CET 2024
+Maintainer: dr. W.C.A. Wijngaards
+Category:
+Component:
+CmdDepends:
+Depends:
+Help:
+Pre: fast_reload_fwd.pre
+Post: fast_reload_fwd.post
+Test: fast_reload_fwd.test
+AuxFiles:
+Passed:
+Failure:
diff --git a/testdata/fast_reload_fwd.tdir/fast_reload_fwd.ns1 b/testdata/fast_reload_fwd.tdir/fast_reload_fwd.ns1
new file mode 100644
index 000000000..ac43a7e51
--- /dev/null
+++ b/testdata/fast_reload_fwd.tdir/fast_reload_fwd.ns1
@@ -0,0 +1,251 @@
+; match A records and return a reply indicating it is this server.
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www.example1.org. IN A
+SECTION ANSWER
+www.example1.org. IN A 1.2.3.1
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www.example2.org. IN A
+SECTION ANSWER
+www.example2.org. IN A 1.2.3.1
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www.example3.org. IN A
+SECTION ANSWER
+www.example3.org. IN A 1.2.3.1
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www.example4.org. IN A
+SECTION ANSWER
+www.example4.org. IN A 1.2.3.1
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www.example5.org. IN A
+SECTION ANSWER
+www.example5.org. IN A 1.2.3.1
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www.example6.org. IN A
+SECTION ANSWER
+www.example6.org. IN A 1.2.3.1
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www2.example1.org. IN A
+SECTION ANSWER
+www2.example1.org. IN A 1.2.3.1
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www2.example2.org. IN A
+SECTION ANSWER
+www2.example2.org. IN A 1.2.3.1
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www2.example3.org. IN A
+SECTION ANSWER
+www2.example3.org. IN A 1.2.3.1
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www2.example4.org. IN A
+SECTION ANSWER
+www2.example4.org. IN A 1.2.3.1
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www2.example5.org. IN A
+SECTION ANSWER
+www2.example5.org. IN A 1.2.3.1
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www2.example6.org. IN A
+SECTION ANSWER
+www2.example6.org. IN A 1.2.3.1
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www.stub1.org. IN A
+SECTION ANSWER
+www.stub1.org. IN A 1.2.3.1
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www.stub2.org. IN A
+SECTION ANSWER
+www.stub2.org. IN A 1.2.3.1
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www.stub3.org. IN A
+SECTION ANSWER
+www.stub3.org. IN A 1.2.3.1
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www.stub4.org. IN A
+SECTION ANSWER
+www.stub4.org. IN A 1.2.3.1
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www.stub5.org. IN A
+SECTION ANSWER
+www.stub5.org. IN A 1.2.3.1
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www.stub6.org. IN A
+SECTION ANSWER
+www.stub6.org. IN A 1.2.3.1
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www2.stub1.org. IN A
+SECTION ANSWER
+www2.stub1.org. IN A 1.2.3.1
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www2.stub2.org. IN A
+SECTION ANSWER
+www2.stub2.org. IN A 1.2.3.1
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www2.stub3.org. IN A
+SECTION ANSWER
+www2.stub3.org. IN A 1.2.3.1
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www2.stub4.org. IN A
+SECTION ANSWER
+www2.stub4.org. IN A 1.2.3.1
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www2.stub5.org. IN A
+SECTION ANSWER
+www2.stub5.org. IN A 1.2.3.1
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www2.stub6.org. IN A
+SECTION ANSWER
+www2.stub6.org. IN A 1.2.3.1
+ENTRY_END
+
+; match anything and return a reply
+ENTRY_BEGIN
+MATCH opcode
+ADJUST copy_id copy_query
+REPLY QR AA NOERROR
+SECTION QUESTION
+example.org. IN SOA
+SECTION AUTHORITY
+example.org. IN SOA ns1.example.org. hostmaster.example.org. 1 3600 900 86400 3600
+ENTRY_END
diff --git a/testdata/fast_reload_fwd.tdir/fast_reload_fwd.ns2 b/testdata/fast_reload_fwd.tdir/fast_reload_fwd.ns2
new file mode 100644
index 000000000..01c5bf448
--- /dev/null
+++ b/testdata/fast_reload_fwd.tdir/fast_reload_fwd.ns2
@@ -0,0 +1,251 @@
+; match A records and return a reply indicating it is this server.
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www.example1.org. IN A
+SECTION ANSWER
+www.example1.org. IN A 1.2.3.2
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www.example2.org. IN A
+SECTION ANSWER
+www.example2.org. IN A 1.2.3.2
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www.example3.org. IN A
+SECTION ANSWER
+www.example3.org. IN A 1.2.3.2
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www.example4.org. IN A
+SECTION ANSWER
+www.example4.org. IN A 1.2.3.2
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www.example5.org. IN A
+SECTION ANSWER
+www.example5.org. IN A 1.2.3.2
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www.example6.org. IN A
+SECTION ANSWER
+www.example6.org. IN A 1.2.3.2
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www2.example1.org. IN A
+SECTION ANSWER
+www2.example1.org. IN A 1.2.3.2
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www2.example2.org. IN A
+SECTION ANSWER
+www2.example2.org. IN A 1.2.3.2
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www2.example3.org. IN A
+SECTION ANSWER
+www2.example3.org. IN A 1.2.3.2
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www2.example4.org. IN A
+SECTION ANSWER
+www2.example4.org. IN A 1.2.3.2
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www2.example5.org. IN A
+SECTION ANSWER
+www2.example5.org. IN A 1.2.3.2
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www2.example6.org. IN A
+SECTION ANSWER
+www2.example6.org. IN A 1.2.3.2
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www.stub1.org. IN A
+SECTION ANSWER
+www.stub1.org. IN A 1.2.3.2
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www.stub2.org. IN A
+SECTION ANSWER
+www.stub2.org. IN A 1.2.3.2
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www.stub3.org. IN A
+SECTION ANSWER
+www.stub3.org. IN A 1.2.3.2
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www.stub4.org. IN A
+SECTION ANSWER
+www.stub4.org. IN A 1.2.3.2
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www.stub5.org. IN A
+SECTION ANSWER
+www.stub5.org. IN A 1.2.3.2
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www.stub6.org. IN A
+SECTION ANSWER
+www.stub6.org. IN A 1.2.3.2
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www2.stub1.org. IN A
+SECTION ANSWER
+www2.stub1.org. IN A 1.2.3.2
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www2.stub2.org. IN A
+SECTION ANSWER
+www2.stub2.org. IN A 1.2.3.2
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www2.stub3.org. IN A
+SECTION ANSWER
+www2.stub3.org. IN A 1.2.3.2
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www2.stub4.org. IN A
+SECTION ANSWER
+www2.stub4.org. IN A 1.2.3.2
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www2.stub5.org. IN A
+SECTION ANSWER
+www2.stub5.org. IN A 1.2.3.2
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www2.stub6.org. IN A
+SECTION ANSWER
+www2.stub6.org. IN A 1.2.3.2
+ENTRY_END
+
+; match anything and return a reply
+ENTRY_BEGIN
+MATCH opcode
+ADJUST copy_id copy_query
+REPLY QR AA NOERROR
+SECTION QUESTION
+example.org. IN SOA
+SECTION AUTHORITY
+example.org. IN SOA ns1.example.org. hostmaster.example.org. 1 3600 900 86400 3600
+ENTRY_END
diff --git a/testdata/fast_reload_fwd.tdir/fast_reload_fwd.post b/testdata/fast_reload_fwd.tdir/fast_reload_fwd.post
new file mode 100644
index 000000000..c44b8c27c
--- /dev/null
+++ b/testdata/fast_reload_fwd.tdir/fast_reload_fwd.post
@@ -0,0 +1,21 @@
+# #-- fast_reload_fwd.post --#
+# source the master var file when it's there
+[ -f ../.tpkg.var.master ] && source ../.tpkg.var.master
+# source the test var file when it's there
+[ -f .tpkg.var.test ] && source .tpkg.var.test
+#
+# do your teardown here
+. ../common.sh
+kill_pid $NS1_PID
+kill_pid $NS2_PID
+kill_pid $UNBOUND_PID
+rm -f $CONTROL_PATH/controlpipe.$CONTROL_PID
+echo
+echo "> ns1.log"
+cat ns1.log
+echo
+echo "> ns2.log"
+cat ns2.log
+echo
+echo "> unbound.log"
+cat unbound.log
diff --git a/testdata/fast_reload_fwd.tdir/fast_reload_fwd.pre b/testdata/fast_reload_fwd.tdir/fast_reload_fwd.pre
new file mode 100644
index 000000000..e418fd213
--- /dev/null
+++ b/testdata/fast_reload_fwd.tdir/fast_reload_fwd.pre
@@ -0,0 +1,43 @@
+# #-- fast_reload_fwd.pre--#
+# source the master var file when it's there
+[ -f ../.tpkg.var.master ] && source ../.tpkg.var.master
+# use .tpkg.var.test for in test variable passing
+[ -f .tpkg.var.test ] && source .tpkg.var.test
+
+. ../common.sh
+get_random_port 3
+UNBOUND_PORT=$RND_PORT
+NS1_PORT=$(($RND_PORT + 1))
+NS2_PORT=$(($RND_PORT + 2))
+echo "UNBOUND_PORT=$UNBOUND_PORT" >> .tpkg.var.test
+echo "NS1_PORT=$NS1_PORT" >> .tpkg.var.test
+echo "NS2=$NS2_PORT" >> .tpkg.var.test
+
+# make config files
+CONTROL_PATH=/tmp
+CONTROL_PID=$$
+sed -e 's/@PORT\@/'$UNBOUND_PORT'/' -e 's/@NS1_PORT\@/'$NS1_PORT'/' -e 's/@NS2_PORT\@/'$NS2_PORT'/' -e 's?@CONTROL_PATH\@?'$CONTROL_PATH'?' -e 's/@CONTROL_PID@/'$CONTROL_PID'/' < fast_reload_fwd.conf > ub.conf
+sed -e 's/@PORT\@/'$UNBOUND_PORT'/' -e 's/@NS1_PORT\@/'$NS1_PORT'/' -e 's/@NS2_PORT\@/'$NS2_PORT'/' -e 's?@CONTROL_PATH\@?'$CONTROL_PATH'?' -e 's/@CONTROL_PID@/'$CONTROL_PID'/' < fast_reload_fwd.conf2 > ub.conf2
+
+# start forwarders
+get_ldns_testns
+$LDNS_TESTNS -p $NS1_PORT fast_reload_fwd.ns1 >ns1.log 2>&1 &
+NS1_PID=$!
+echo "NS1_PID=$NS1_PID" >> .tpkg.var.test
+
+$LDNS_TESTNS -p $NS2_PORT fast_reload_fwd.ns2 >ns2.log 2>&1 &
+NS2_PID=$!
+echo "NS2_PID=$NS2_PID" >> .tpkg.var.test
+
+# start unbound in the background
+PRE="../.."
+$PRE/unbound -d -c ub.conf >unbound.log 2>&1 &
+UNBOUND_PID=$!
+echo "UNBOUND_PID=$UNBOUND_PID" >> .tpkg.var.test
+echo "CONTROL_PATH=$CONTROL_PATH" >> .tpkg.var.test
+echo "CONTROL_PID=$CONTROL_PID" >> .tpkg.var.test
+
+cat .tpkg.var.test
+wait_ldns_testns_up ns1.log
+wait_ldns_testns_up ns2.log
+wait_unbound_up unbound.log
diff --git a/testdata/fast_reload_fwd.tdir/fast_reload_fwd.test b/testdata/fast_reload_fwd.tdir/fast_reload_fwd.test
new file mode 100644
index 000000000..a71ca96ef
--- /dev/null
+++ b/testdata/fast_reload_fwd.tdir/fast_reload_fwd.test
@@ -0,0 +1,109 @@
+# #-- fast_reload_fwd.test --#
+# source the master var file when it's there
+[ -f ../.tpkg.var.master ] && source ../.tpkg.var.master
+# use .tpkg.var.test for in test variable passing
+[ -f .tpkg.var.test ] && source .tpkg.var.test
+
+PRE="../.."
+. ../common.sh
+
+echo "> unbound-control status"
+$PRE/unbound-control -c ub.conf status
+if test $? -ne 0; then
+	echo "wrong exit value."
+	exit 1
+else
+	echo "exit value: OK"
+fi
+
+# test that the forwards and stubs point to the right upstream.
+for x in example1.org example2.org example3.org stub1.org stub2.org stub3.org; do
+	echo ""
+	echo "dig www.$x [upstream is NS1]"
+	dig @127.0.0.1 -p $UNBOUND_PORT www.$x A 2>&1 | tee outfile
+	if grep "1.2.3.1" outfile; then
+		echo "response OK"
+	else
+		echo "www.$x got the wrong answer"
+		exit 1
+	fi
+done
+
+for x in example4.org example5.org example6.org stub4.org stub5.org stub6.org; do
+	echo ""
+	echo "dig www.$x [upstream is NS2]"
+	dig @127.0.0.1 -p $UNBOUND_PORT www.$x A 2>&1 | tee outfile
+	if grep "1.2.3.2" outfile; then
+		echo "response OK"
+	else
+		echo "www.$x got the wrong answer"
+		exit 1
+	fi
+done
+
+echo ""
+echo "> replace config file ub.conf"
+mv ub.conf ub.conf.orig
+mv ub.conf2 ub.conf
+echo ""
+echo "> unbound-control fast_reload"
+$PRE/unbound-control -c ub.conf fast_reload 2>&1 | tee output
+if test $? -ne 0; then
+	echo "wrong exit value."
+	exit 1
+else
+	echo "exit value: OK"
+fi
+
+# for the previous digs to www.x the cached value should remain the same
+# but for new lookups, to www2.x the new upstream should be used.
+for x in example1.org example2.org example3.org stub1.org stub2.org stub3.org; do
+	echo ""
+	echo "dig www.$x [upstream is NS1]"
+	dig @127.0.0.1 -p $UNBOUND_PORT www.$x A 2>&1 | tee outfile
+	if grep "1.2.3.1" outfile; then
+		echo "response OK"
+	else
+		echo "www.$x got the wrong answer"
+		exit 1
+	fi
+done
+
+for x in example4.org example5.org example6.org stub4.org stub5.org stub6.org; do
+	echo ""
+	echo "dig www.$x [upstream is NS2]"
+	dig @127.0.0.1 -p $UNBOUND_PORT www.$x A 2>&1 | tee outfile
+	if grep "1.2.3.2" outfile; then
+		echo "response OK"
+	else
+		echo "www.$x got the wrong answer"
+		exit 1
+	fi
+done
+
+# new lookups for www2 go to the upstream.
+for x in example2.org example4.org example6.org stub2.org stub4.org stub6.org; do
+	echo ""
+	echo "dig www2.$x [upstream is NS1]"
+	dig @127.0.0.1 -p $UNBOUND_PORT www2.$x A 2>&1 | tee outfile
+	if grep "1.2.3.1" outfile; then
+		echo "response OK"
+	else
+		echo "www2.$x got the wrong answer"
+		exit 1
+	fi
+done
+
+for x in example1.org example3.org example5.org stub1.org stub3.org stub5.org; do
+	echo ""
+	echo "dig www2.$x [upstream is NS2]"
+	dig @127.0.0.1 -p $UNBOUND_PORT www2.$x A 2>&1 | tee outfile
+	if grep "1.2.3.2" outfile; then
+		echo "response OK"
+	else
+		echo "www2.$x got the wrong answer"
+		exit 1
+	fi
+done
+
+exit 0
diff --git a/testdata/fast_reload_thread.tdir/fast_reload_thread.post b/testdata/fast_reload_thread.tdir/fast_reload_thread.post
index 561232b66..569a17f85 100644
--- a/testdata/fast_reload_thread.tdir/fast_reload_thread.post
+++ b/testdata/fast_reload_thread.tdir/fast_reload_thread.post
@@ -7,4 +7,5 @@
 # do your teardown here
 . ../common.sh
 kill_pid $UNBOUND_PID
+rm -f $CONTROL_PATH/controlpipe.$CONTROL_PID
 cat unbound.log