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* [PATCH v3 0/3] selftests: netfilter: introduce test cases for ipvs
@ 2019-10-01 14:19 Haishuang Yan
  2019-10-01 14:19 ` [PATCH v3 1/3] selftests: netfilter: add ipvs test script Haishuang Yan
                   ` (3 more replies)
  0 siblings, 4 replies; 9+ messages in thread
From: Haishuang Yan @ 2019-10-01 14:19 UTC (permalink / raw)
  To: Shuah Khan, Pablo Neira Ayuso, David S. Miller, Simon Horman
  Cc: Julian Anastasov, linux-kernel, linux-kselftest, lvs-devel,
	netfilter-devel, Haishuang Yan

This series patch include test cases for ipvs.

The test topology is who as below:
+--------------------------------------------------------------+
|                      |                                       |
|         ns0          |         ns1                           |
|      -----------     |     -----------    -----------        |
|      | veth01  | --------- | veth10  |    | veth12  |        |
|      -----------    peer   -----------    -----------        |
|           |          |                        |              |
|      -----------     |                        |              |
|      |  br0    |     |-----------------  peer |--------------|
|      -----------     |                        |              |
|           |          |                        |              |
|      ----------     peer   ----------      -----------       |
|      |  veth02 | --------- |  veth20 |     | veth12  |       |
|      ----------      |     ----------      -----------       |
|                      |         ns2                           |
|                      |                                       |
+--------------------------------------------------------------+

Test results:
# selftests: netfilter: ipvs.sh
# Testing DR mode...
# Testing NAT mode...
# Testing Tunnel mode...
# ipvs.sh: PASS
ok 6 selftests: netfilter: ipvs.sh

Haishuang Yan (3):
  selftests: netfilter: add ipvs test script
  selftests: netfilter: add ipvs nat test case
  selftests: netfilter: add ipvs tunnel test case

 tools/testing/selftests/netfilter/Makefile |   2 +-
 tools/testing/selftests/netfilter/ipvs.sh  | 234 +++++++++++++++++++++++++++++
 2 files changed, 235 insertions(+), 1 deletion(-)
 create mode 100755 tools/testing/selftests/netfilter/ipvs.sh

-- 
1.8.3.1




^ permalink raw reply	[flat|nested] 9+ messages in thread

* [PATCH v3 1/3] selftests: netfilter: add ipvs test script
  2019-10-01 14:19 [PATCH v3 0/3] selftests: netfilter: introduce test cases for ipvs Haishuang Yan
@ 2019-10-01 14:19 ` Haishuang Yan
  2019-10-01 14:19 ` [PATCH v3 2/3] selftests: netfilter: add ipvs nat test case Haishuang Yan
                   ` (2 subsequent siblings)
  3 siblings, 0 replies; 9+ messages in thread
From: Haishuang Yan @ 2019-10-01 14:19 UTC (permalink / raw)
  To: Shuah Khan, Pablo Neira Ayuso, David S. Miller, Simon Horman
  Cc: Julian Anastasov, linux-kernel, linux-kselftest, lvs-devel,
	netfilter-devel, Haishuang Yan

Test virutal server via directing routing for IPv4.

Tested:

# selftests: netfilter: ipvs.sh
# Testing DR mode...
# ipvs.sh: PASS
ok 6 selftests: netfilter: ipvs.sh

Signed-off-by: Haishuang Yan <yanhaishuang@cmss.chinamobile.com>
---
v3: use bash style
v2: optimize test script
---
 tools/testing/selftests/netfilter/Makefile |   2 +-
 tools/testing/selftests/netfilter/ipvs.sh  | 184 +++++++++++++++++++++++++++++
 2 files changed, 185 insertions(+), 1 deletion(-)
 create mode 100755 tools/testing/selftests/netfilter/ipvs.sh

diff --git a/tools/testing/selftests/netfilter/Makefile b/tools/testing/selftests/netfilter/Makefile
index 4144984..de1032b 100644
--- a/tools/testing/selftests/netfilter/Makefile
+++ b/tools/testing/selftests/netfilter/Makefile
@@ -2,6 +2,6 @@
 # Makefile for netfilter selftests
 
 TEST_PROGS := nft_trans_stress.sh nft_nat.sh bridge_brouter.sh \
-	conntrack_icmp_related.sh nft_flowtable.sh
+	conntrack_icmp_related.sh nft_flowtable.sh ipvs.sh
 
 include ../lib.mk
diff --git a/tools/testing/selftests/netfilter/ipvs.sh b/tools/testing/selftests/netfilter/ipvs.sh
new file mode 100755
index 0000000..6201046
--- /dev/null
+++ b/tools/testing/selftests/netfilter/ipvs.sh
@@ -0,0 +1,184 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+#
+# End-to-end ipvs test suite
+# Topology:
+#--------------------------------------------------------------+
+#                      |                                       |
+#         ns0          |         ns1                           |
+#      -----------     |     -----------    -----------        |
+#      | veth01  | --------- | veth10  |    | veth12  |        |
+#      -----------    peer   -----------    -----------        |
+#           |          |                        |              |
+#      -----------     |                        |              |
+#      |  br0    |     |-----------------  peer |--------------|
+#      -----------     |                        |              |
+#           |          |                        |              |
+#      ----------     peer   ----------      -----------       |
+#      |  veth02 | --------- |  veth20 |     | veth21  |       |
+#      ----------      |     ----------      -----------       |
+#                      |         ns2                           |
+#                      |                                       |
+#--------------------------------------------------------------+
+#
+# We assume that all network driver are loaded
+#
+
+# Kselftest framework requirement - SKIP code is 4.
+ksft_skip=4
+ret=0
+GREEN='\033[0;92m'
+RED='\033[0;31m'
+NC='\033[0m' # No Color
+
+readonly port=8080
+
+readonly vip_v4=207.175.44.110
+readonly cip_v4=10.0.0.2
+readonly gip_v4=10.0.0.1
+readonly dip_v4=172.16.0.1
+readonly rip_v4=172.16.0.2
+readonly sip_v4=10.0.0.3
+
+readonly infile="$(mktemp)"
+readonly outfile="$(mktemp)"
+
+sysipvsnet=/proc/sys/net/ipv4/vs/
+if [ ! -d /proc/sys/net/ipv4/vs/ ]; then
+    modprobe -q ip_vs
+    if [ $? -ne 0 ]; then
+        echo "SKIP: Could not run test without ipvs module"
+    	exit $ksft_skip
+    fi
+fi
+
+ip -Version > /dev/null 2>&1
+if [ $? -ne 0 ]; then
+	echo "SKIP: Could not run test without ip tool"
+	exit $ksft_skip
+fi
+
+ipvsadm -v > /dev/null 2>&1
+if [ $? -ne 0 ]; then
+	echo "SKIP: Could not run test without ipvsadm"
+	exit $ksft_skip
+fi
+
+nc --version > /dev/null 2>&1
+if [ $? -ne 0 ]; then
+	echo "SKIP: Could not run test without ncat"
+	exit $ksft_skip
+fi
+
+setup() {
+    ip netns add ns0
+    ip netns add ns1
+    ip netns add ns2
+
+    ip link add veth01 netns ns0 type veth peer name veth10 netns ns1
+    ip link add veth02 netns ns0 type veth peer name veth20 netns ns2
+    ip link add veth12 netns ns1 type veth peer name veth21 netns ns2
+
+    ip netns exec ns0 ip link set veth01 up
+    ip netns exec ns0 ip link set veth02 up
+    ip netns exec ns0 ip link add br0 type bridge
+    ip netns exec ns0 ip link set veth01 master br0
+    ip netns exec ns0 ip link set veth02 master br0
+    ip netns exec ns0 ip link set br0 up
+    ip netns exec ns0 ip addr add ${cip_v4}/24 dev br0
+
+    ip netns exec ns1 ip link set lo up
+    ip netns exec ns1 ip link set veth10 up
+    ip netns exec ns1 ip addr add ${gip_v4}/24 dev veth10
+    ip netns exec ns1 ip link set veth12 up
+    ip netns exec ns1 ip addr add ${dip_v4}/24 dev veth12
+
+    ip netns exec ns2 ip link set lo up
+    ip netns exec ns2 ip link set veth21 up
+    ip netns exec ns2 ip addr add ${rip_v4}/24 dev veth21
+    ip netns exec ns2 ip link set veth20 up
+    ip netns exec ns2 ip addr add ${sip_v4}/24 dev veth20
+}
+
+cleanup() {
+    for i in 0 1 2
+    do
+	ip netns del ns$i > /dev/null 2>&1
+    done
+    pkill nc
+}
+
+server_listen() {
+	ip netns exec ns2 nc -l -p 8080 > "${outfile}" &
+	server_pid=$!
+	sleep 0.2
+}
+
+client_connect() {
+	ip netns exec ns0 timeout 2 nc -w 1 ${vip_v4} ${port} < "${infile}"
+}
+
+verify_data() {
+	wait "${server_pid}"
+	# sha1sum returns two fields [sha1] [filepath]
+	# convert to bash array and access first elem
+	insum=($(sha1sum ${infile}))
+	outsum=($(sha1sum ${outfile}))
+	if [[ "${insum[0]}" != "${outsum[0]}" ]]; then
+		echo "data mismatch"
+		exit 1
+	fi
+}
+
+test_service() {
+    server_listen
+    client_connect
+    ret=$?
+    if [ $ret -ne 0 ]; then
+	return $ret
+    fi
+    verify_data
+}
+
+
+test_dr() {
+    ip netns exec ns0 ip route add ${vip_v4} via ${gip_v4} dev br0
+
+    ip netns exec ns1 sysctl -qw net.ipv4.ip_forward=1
+    ip netns exec ns1 ipvsadm -A -t ${vip_v4}:${port} -s rr
+    ip netns exec ns1 ipvsadm -a -t ${vip_v4}:${port} -r ${rip_v4}:${port}
+    ip netns exec ns1 ip addr add ${vip_v4}/32 dev lo:1
+
+    # avoid incorrect arp response
+    ip netns exec ns2 sysctl -qw net.ipv4.conf.all.arp_ignore=1
+    ip netns exec ns2 sysctl -qw net.ipv4.conf.all.arp_announce=2
+    # avoid reverse route lookup
+    ip netns exec ns2 sysctl -qw  net.ipv4.conf.all.rp_filter=0
+    ip netns exec ns2 sysctl -qw  net.ipv4.conf.veth21.rp_filter=0
+    ip netns exec ns2 ip addr add ${vip_v4}/32 dev lo:1
+
+    test_service
+}
+
+run_tests() {
+	local errors=
+
+	echo "Testing DR mode..."
+	setup
+	test_dr
+	errors=$(( $errors + $? ))
+
+	return $errors
+}
+
+trap cleanup EXIT
+
+cleanup
+run_tests
+
+if [ $? -ne 0 ]; then
+	echo -e "$(basename $0): ${RED}FAIL${NC}"
+	exit 1
+fi
+echo -e "$(basename $0): ${GREEN}PASS${NC}"
+exit 0
-- 
1.8.3.1




^ permalink raw reply	[flat|nested] 9+ messages in thread

* [PATCH v3 2/3] selftests: netfilter: add ipvs nat test case
  2019-10-01 14:19 [PATCH v3 0/3] selftests: netfilter: introduce test cases for ipvs Haishuang Yan
  2019-10-01 14:19 ` [PATCH v3 1/3] selftests: netfilter: add ipvs test script Haishuang Yan
@ 2019-10-01 14:19 ` Haishuang Yan
  2019-10-01 14:19 ` [PATCH v3 3/3] selftests: netfilter: add ipvs tunnel " Haishuang Yan
  2019-10-01 18:34 ` [PATCH v3 0/3] selftests: netfilter: introduce test cases for ipvs Julian Anastasov
  3 siblings, 0 replies; 9+ messages in thread
From: Haishuang Yan @ 2019-10-01 14:19 UTC (permalink / raw)
  To: Shuah Khan, Pablo Neira Ayuso, David S. Miller, Simon Horman
  Cc: Julian Anastasov, linux-kernel, linux-kselftest, lvs-devel,
	netfilter-devel, Haishuang Yan

Test virtual server via NAT.

Tested:
# selftests: netfilter: ipvs.sh
# Testing DR mode...
# Testing NAT mode...
# ipvs.sh: PASS

Signed-off-by: Haishuang Yan <yanhaishuang@cmss.chinamobile.com>
---
 tools/testing/selftests/netfilter/ipvs.sh | 22 +++++++++++++++++++++-
 1 file changed, 21 insertions(+), 1 deletion(-)

diff --git a/tools/testing/selftests/netfilter/ipvs.sh b/tools/testing/selftests/netfilter/ipvs.sh
index 6201046..270b5da 100755
--- a/tools/testing/selftests/netfilter/ipvs.sh
+++ b/tools/testing/selftests/netfilter/ipvs.sh
@@ -160,20 +160,40 @@ test_dr() {
     test_service
 }
 
+test_nat() {
+    ip netns exec ns0 ip route add ${vip_v4} via ${gip_v4} dev br0
+
+    ip netns exec ns1 sysctl -qw net.ipv4.ip_forward=1
+    ip netns exec ns1 ipvsadm -A -t ${vip_v4}:${port} -s rr
+    ip netns exec ns1 ipvsadm -a -m -t ${vip_v4}:${port} -r ${rip_v4}:${port}
+    ip netns exec ns1 ip addr add ${vip_v4}/32 dev lo:1
+
+    ip netns exec ns2 ip link del veth20
+    ip netns exec ns2 ip route add default via ${dip_v4} dev veth21
+
+    test_service
+}
+
 run_tests() {
 	local errors=
 
 	echo "Testing DR mode..."
+	cleanup
 	setup
 	test_dr
 	errors=$(( $errors + $? ))
 
+	echo "Testing NAT mode..."
+	cleanup
+	setup
+	test_nat
+	errors=$(( $errors + $? ))
+
 	return $errors
 }
 
 trap cleanup EXIT
 
-cleanup
 run_tests
 
 if [ $? -ne 0 ]; then
-- 
1.8.3.1




^ permalink raw reply	[flat|nested] 9+ messages in thread

* [PATCH v3 3/3] selftests: netfilter: add ipvs tunnel test case
  2019-10-01 14:19 [PATCH v3 0/3] selftests: netfilter: introduce test cases for ipvs Haishuang Yan
  2019-10-01 14:19 ` [PATCH v3 1/3] selftests: netfilter: add ipvs test script Haishuang Yan
  2019-10-01 14:19 ` [PATCH v3 2/3] selftests: netfilter: add ipvs nat test case Haishuang Yan
@ 2019-10-01 14:19 ` " Haishuang Yan
  2019-10-01 18:34 ` [PATCH v3 0/3] selftests: netfilter: introduce test cases for ipvs Julian Anastasov
  3 siblings, 0 replies; 9+ messages in thread
From: Haishuang Yan @ 2019-10-01 14:19 UTC (permalink / raw)
  To: Shuah Khan, Pablo Neira Ayuso, David S. Miller, Simon Horman
  Cc: Julian Anastasov, linux-kernel, linux-kselftest, lvs-devel,
	netfilter-devel, Haishuang Yan

Test virtual server via ipip tunnel.

Tested:
# selftests: netfilter: ipvs.sh
# Testing DR mode...
# Testing NAT mode...
# Testing Tunnel mode...
# ipvs.sh: PASS
ok 6 selftests: netfilter: ipvs.sh

Signed-off-by: Haishuang Yan <yanhaishuang@cmss.chinamobile.com>
---
v2: optimize test script
---
 tools/testing/selftests/netfilter/ipvs.sh | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/tools/testing/selftests/netfilter/ipvs.sh b/tools/testing/selftests/netfilter/ipvs.sh
index 270b5da..a8f6e70 100755
--- a/tools/testing/selftests/netfilter/ipvs.sh
+++ b/tools/testing/selftests/netfilter/ipvs.sh
@@ -174,6 +174,30 @@ test_nat() {
     test_service
 }
 
+test_tun() {
+    ip netns exec ns0 ip route add ${vip_v4} via ${gip_v4} dev br0
+
+    ip netns exec ns1 modprobe ipip
+    ip netns exec ns1 ip link set tunl0 up
+    ip netns exec ns1 sysctl -qw net.ipv4.ip_forward=0
+    ip netns exec ns1 sysctl -qw net.ipv4.conf.all.send_redirects=0
+    ip netns exec ns1 sysctl -qw net.ipv4.conf.default.send_redirects=0
+    ip netns exec ns1 ipvsadm -A -t ${vip_v4}:${port} -s rr
+    ip netns exec ns1 ipvsadm -a -i -t ${vip_v4}:${port} -r ${rip_v4}:${port}
+    ip netns exec ns1 ip addr add ${vip_v4}/32 dev lo:1
+
+    ip netns exec ns2 modprobe ipip
+    ip netns exec ns2 ip link set tunl0 up
+    ip netns exec ns2 sysctl -qw net.ipv4.conf.all.arp_ignore=1
+    ip netns exec ns2 sysctl -qw net.ipv4.conf.all.arp_announce=2
+    ip netns exec ns2 sysctl -qw net.ipv4.conf.all.rp_filter=0
+    ip netns exec ns2 sysctl -qw net.ipv4.conf.tunl0.rp_filter=0
+    ip netns exec ns2 sysctl -qw net.ipv4.conf.veth21.rp_filter=0
+    ip netns exec ns2 ip addr add ${vip_v4}/32 dev lo:1
+
+    test_service
+}
+
 run_tests() {
 	local errors=
 
@@ -189,6 +213,12 @@ run_tests() {
 	test_nat
 	errors=$(( $errors + $? ))
 
+	echo "Testing Tunnel mode..."
+	cleanup
+	setup
+	test_tun
+	errors=$(( $errors + $? ))
+
 	return $errors
 }
 
-- 
1.8.3.1




^ permalink raw reply	[flat|nested] 9+ messages in thread

* Re: [PATCH v3 0/3] selftests: netfilter: introduce test cases for ipvs
  2019-10-01 14:19 [PATCH v3 0/3] selftests: netfilter: introduce test cases for ipvs Haishuang Yan
                   ` (2 preceding siblings ...)
  2019-10-01 14:19 ` [PATCH v3 3/3] selftests: netfilter: add ipvs tunnel " Haishuang Yan
@ 2019-10-01 18:34 ` Julian Anastasov
  2019-10-02  1:27   ` Duncan Roe
  3 siblings, 1 reply; 9+ messages in thread
From: Julian Anastasov @ 2019-10-01 18:34 UTC (permalink / raw)
  To: Haishuang Yan
  Cc: Shuah Khan, Pablo Neira Ayuso, David S. Miller, Simon Horman,
	linux-kernel, linux-kselftest, lvs-devel, netfilter-devel


	Hello,

On Tue, 1 Oct 2019, Haishuang Yan wrote:

> This series patch include test cases for ipvs.
> 
> The test topology is who as below:
> +--------------------------------------------------------------+
> |                      |                                       |
> |         ns0          |         ns1                           |
> |      -----------     |     -----------    -----------        |
> |      | veth01  | --------- | veth10  |    | veth12  |        |
> |      -----------    peer   -----------    -----------        |
> |           |          |                        |              |
> |      -----------     |                        |              |
> |      |  br0    |     |-----------------  peer |--------------|
> |      -----------     |                        |              |
> |           |          |                        |              |
> |      ----------     peer   ----------      -----------       |
> |      |  veth02 | --------- |  veth20 |     | veth12  |       |
> |      ----------      |     ----------      -----------       |
> |                      |         ns2                           |
> |                      |                                       |
> +--------------------------------------------------------------+
> 
> Test results:
> # selftests: netfilter: ipvs.sh
> # Testing DR mode...
> # Testing NAT mode...
> # Testing Tunnel mode...
> # ipvs.sh: PASS
> ok 6 selftests: netfilter: ipvs.sh
> 
> Haishuang Yan (3):
>   selftests: netfilter: add ipvs test script
>   selftests: netfilter: add ipvs nat test case
>   selftests: netfilter: add ipvs tunnel test case

Acked-by: Julian Anastasov <ja@ssi.bg>

>  tools/testing/selftests/netfilter/Makefile |   2 +-
>  tools/testing/selftests/netfilter/ipvs.sh  | 234 +++++++++++++++++++++++++++++
>  2 files changed, 235 insertions(+), 1 deletion(-)
>  create mode 100755 tools/testing/selftests/netfilter/ipvs.sh

Regards

--
Julian Anastasov <ja@ssi.bg>

^ permalink raw reply	[flat|nested] 9+ messages in thread

* Re: [PATCH v3 0/3] selftests: netfilter: introduce test cases for ipvs
  2019-10-01 18:34 ` [PATCH v3 0/3] selftests: netfilter: introduce test cases for ipvs Julian Anastasov
@ 2019-10-02  1:27   ` Duncan Roe
  2019-10-02  7:29     ` Simon Horman
       [not found]     ` <8E2E81F3-8385-4397-9A22-F513E507507D@cmss.chinamobile.com>
  0 siblings, 2 replies; 9+ messages in thread
From: Duncan Roe @ 2019-10-02  1:27 UTC (permalink / raw)
  To: Julian Anastasov
  Cc: Haishuang Yan, Shuah Khan, Pablo Neira Ayuso, David S. Miller,
	Simon Horman, linux-kernel, linux-kselftest, lvs-devel,
	netfilter-devel

On Tue, Oct 01, 2019 at 09:34:13PM +0300, Julian Anastasov wrote:
>
> 	Hello,
>
> On Tue, 1 Oct 2019, Haishuang Yan wrote:
>
> > This series patch include test cases for ipvs.
> >
> > The test topology is who as below:
> > +--------------------------------------------------------------+
> > |                      |                                       |
> > |         ns0          |         ns1                           |
> > |      -----------     |     -----------    -----------        |
> > |      | veth01  | --------- | veth10  |    | veth12  |        |
> > |      -----------    peer   -----------    -----------        |
> > |           |          |                        |              |
> > |      -----------     |                        |              |
> > |      |  br0    |     |-----------------  peer |--------------|
> > |      -----------     |                        |              |
> > |           |          |                        |              |
> > |      ----------     peer   ----------      -----------       |
> > |      |  veth02 | --------- |  veth20 |     | veth12  |       |
> > |      ----------      |     ----------      -----------       |
> > |                      |         ns2                           |
> > |                      |                                       |
> > +--------------------------------------------------------------+
> >
> > Test results:
> > # selftests: netfilter: ipvs.sh
> > # Testing DR mode...
> > # Testing NAT mode...
> > # Testing Tunnel mode...
> > # ipvs.sh: PASS
> > ok 6 selftests: netfilter: ipvs.sh
> >
> > Haishuang Yan (3):
> >   selftests: netfilter: add ipvs test script
> >   selftests: netfilter: add ipvs nat test case
> >   selftests: netfilter: add ipvs tunnel test case
>
> Acked-by: Julian Anastasov <ja@ssi.bg>
>
> >  tools/testing/selftests/netfilter/Makefile |   2 +-
> >  tools/testing/selftests/netfilter/ipvs.sh  | 234 +++++++++++++++++++++++++++++
> >  2 files changed, 235 insertions(+), 1 deletion(-)
> >  create mode 100755 tools/testing/selftests/netfilter/ipvs.sh
>
> Regards
>
> --
> Julian Anastasov <ja@ssi.bg>

I still prefer #!/bin/sh in 1/3. You never know what's in someone's environment

Cheers ... Duncan.

^ permalink raw reply	[flat|nested] 9+ messages in thread

* Re: [PATCH v3 0/3] selftests: netfilter: introduce test cases for ipvs
  2019-10-02  1:27   ` Duncan Roe
@ 2019-10-02  7:29     ` Simon Horman
       [not found]     ` <8E2E81F3-8385-4397-9A22-F513E507507D@cmss.chinamobile.com>
  1 sibling, 0 replies; 9+ messages in thread
From: Simon Horman @ 2019-10-02  7:29 UTC (permalink / raw)
  To: Julian Anastasov, Haishuang Yan, Shuah Khan, Pablo Neira Ayuso,
	David S. Miller, linux-kernel, linux-kselftest, lvs-devel,
	netfilter-devel

On Wed, Oct 02, 2019 at 11:27:26AM +1000, Duncan Roe wrote:
> On Tue, Oct 01, 2019 at 09:34:13PM +0300, Julian Anastasov wrote:
> >
> > 	Hello,
> >
> > On Tue, 1 Oct 2019, Haishuang Yan wrote:
> >
> > > This series patch include test cases for ipvs.
> > >
> > > The test topology is who as below:
> > > +--------------------------------------------------------------+
> > > |                      |                                       |
> > > |         ns0          |         ns1                           |
> > > |      -----------     |     -----------    -----------        |
> > > |      | veth01  | --------- | veth10  |    | veth12  |        |
> > > |      -----------    peer   -----------    -----------        |
> > > |           |          |                        |              |
> > > |      -----------     |                        |              |
> > > |      |  br0    |     |-----------------  peer |--------------|
> > > |      -----------     |                        |              |
> > > |           |          |                        |              |
> > > |      ----------     peer   ----------      -----------       |
> > > |      |  veth02 | --------- |  veth20 |     | veth12  |       |
> > > |      ----------      |     ----------      -----------       |
> > > |                      |         ns2                           |
> > > |                      |                                       |
> > > +--------------------------------------------------------------+
> > >
> > > Test results:
> > > # selftests: netfilter: ipvs.sh
> > > # Testing DR mode...
> > > # Testing NAT mode...
> > > # Testing Tunnel mode...
> > > # ipvs.sh: PASS
> > > ok 6 selftests: netfilter: ipvs.sh
> > >
> > > Haishuang Yan (3):
> > >   selftests: netfilter: add ipvs test script
> > >   selftests: netfilter: add ipvs nat test case
> > >   selftests: netfilter: add ipvs tunnel test case
> >
> > Acked-by: Julian Anastasov <ja@ssi.bg>
> >
> > >  tools/testing/selftests/netfilter/Makefile |   2 +-
> > >  tools/testing/selftests/netfilter/ipvs.sh  | 234 +++++++++++++++++++++++++++++
> > >  2 files changed, 235 insertions(+), 1 deletion(-)
> > >  create mode 100755 tools/testing/selftests/netfilter/ipvs.sh
> >
> > Regards
> >
> > --
> > Julian Anastasov <ja@ssi.bg>
> 
> I still prefer #!/bin/sh in 1/3. You never know what's in someone's environment

That would be my preference too.

^ permalink raw reply	[flat|nested] 9+ messages in thread

* Re: [PATCH v3 0/3] selftests: netfilter: introduce test cases for ipvs
       [not found]     ` <8E2E81F3-8385-4397-9A22-F513E507507D@cmss.chinamobile.com>
@ 2019-10-04 11:47       ` Duncan Roe
  2019-10-05  1:05         ` Haishuang Yan
  0 siblings, 1 reply; 9+ messages in thread
From: Duncan Roe @ 2019-10-04 11:47 UTC (permalink / raw)
  To: Haishuang Yan
  Cc: Julian Anastasov, Shuah Khan, Pablo Neira Ayuso, David S. Miller,
	Simon Horman, linux-kernel, linux-kselftest, lvs-devel,
	netfilter-devel

On Thu, Oct 03, 2019 at 10:41:06PM +0800, Haishuang Yan wrote:
>
>
> > On 2019??10??2??, at ????9:27, Duncan Roe <duncan_roe@optusnet.com.au> wrote:
> >
> > On Tue, Oct 01, 2019 at 09:34:13PM +0300, Julian Anastasov wrote:
> >>
> >> 	Hello,
> >>
> >> On Tue, 1 Oct 2019, Haishuang Yan wrote:
> >>
> >>> This series patch include test cases for ipvs.
> >>>
> >>> The test topology is who as below:
> >>> +--------------------------------------------------------------+
> >>> |                      |                                       |
> >>> |         ns0          |         ns1                           |
> >>> |      -----------     |     -----------    -----------        |
> >>> |      | veth01  | --------- | veth10  |    | veth12  |        |
> >>> |      -----------    peer   -----------    -----------        |
> >>> |           |          |                        |              |
> >>> |      -----------     |                        |              |
> >>> |      |  br0    |     |-----------------  peer |--------------|
> >>> |      -----------     |                        |              |
> >>> |           |          |                        |              |
> >>> |      ----------     peer   ----------      -----------       |
> >>> |      |  veth02 | --------- |  veth20 |     | veth12  |       |
> >>> |      ----------      |     ----------      -----------       |
> >>> |                      |         ns2                           |
> >>> |                      |                                       |
> >>> +--------------------------------------------------------------+
> >>>
> >>> Test results:
> >>> # selftests: netfilter: ipvs.sh
> >>> # Testing DR mode...
> >>> # Testing NAT mode...
> >>> # Testing Tunnel mode...
> >>> # ipvs.sh: PASS
> >>> ok 6 selftests: netfilter: ipvs.sh
> >>>
> >>> Haishuang Yan (3):
> >>>  selftests: netfilter: add ipvs test script
> >>>  selftests: netfilter: add ipvs nat test case
> >>>  selftests: netfilter: add ipvs tunnel test case
> >>
> >> Acked-by: Julian Anastasov <ja@ssi.bg>
> >>
> >>> tools/testing/selftests/netfilter/Makefile |   2 +-
> >>> tools/testing/selftests/netfilter/ipvs.sh  | 234 +++++++++++++++++++++++++++++
> >>> 2 files changed, 235 insertions(+), 1 deletion(-)
> >>> create mode 100755 tools/testing/selftests/netfilter/ipvs.sh
> >>
> >> Regards
> >>
> >> --
> >> Julian Anastasov <ja@ssi.bg>
> >
> > I still prefer #!/bin/sh in 1/3. You never know what's in someone's environment
> >
> > Cheers ... Duncan.
> >
>
> It??s also my preference too. "_"	
>
> I have tested both #!/bin/bash and #!/bin/sh script, they all works properly.

Enter these 2 lines:
> ip(){ return 0; }
> export -f ip

Now try the #!/bin/bash script. If that now fails, try again with #!/bin/bash
changed to #!/bin/bash -p

Any better now?

Cheers ... Duncan.

^ permalink raw reply	[flat|nested] 9+ messages in thread

* Re: [PATCH v3 0/3] selftests: netfilter: introduce test cases for ipvs
  2019-10-04 11:47       ` Duncan Roe
@ 2019-10-05  1:05         ` Haishuang Yan
  0 siblings, 0 replies; 9+ messages in thread
From: Haishuang Yan @ 2019-10-05  1:05 UTC (permalink / raw)
  To: Duncan Roe
  Cc: Julian Anastasov, Shuah Khan, Pablo Neira Ayuso, David S. Miller,
	Simon Horman, linux-kernel, linux-kselftest, lvs-devel,
	netfilter-devel


> On 2019Äê10ÔÂ4ÈÕ, at ÏÂÎç7:47, Duncan Roe <duncan_roe@optusnet.com.au> wrote:
> 
> On Thu, Oct 03, 2019 at 10:41:06PM +0800, Haishuang Yan wrote:
>> 
>> 
>>> On 2019??10??2??, at ????9:27, Duncan Roe <duncan_roe@optusnet.com.au> wrote:
>>> 
>>> On Tue, Oct 01, 2019 at 09:34:13PM +0300, Julian Anastasov wrote:
>>>> 
>>>> 	Hello,
>>>> 
>>>> On Tue, 1 Oct 2019, Haishuang Yan wrote:
>>>> 
>>>>> This series patch include test cases for ipvs.
>>>>> 
>>>>> The test topology is who as below:
>>>>> +--------------------------------------------------------------+
>>>>> |                      |                                       |
>>>>> |         ns0          |         ns1                           |
>>>>> |      -----------     |     -----------    -----------        |
>>>>> |      | veth01  | --------- | veth10  |    | veth12  |        |
>>>>> |      -----------    peer   -----------    -----------        |
>>>>> |           |          |                        |              |
>>>>> |      -----------     |                        |              |
>>>>> |      |  br0    |     |-----------------  peer |--------------|
>>>>> |      -----------     |                        |              |
>>>>> |           |          |                        |              |
>>>>> |      ----------     peer   ----------      -----------       |
>>>>> |      |  veth02 | --------- |  veth20 |     | veth12  |       |
>>>>> |      ----------      |     ----------      -----------       |
>>>>> |                      |         ns2                           |
>>>>> |                      |                                       |
>>>>> +--------------------------------------------------------------+
>>>>> 
>>>>> Test results:
>>>>> # selftests: netfilter: ipvs.sh
>>>>> # Testing DR mode...
>>>>> # Testing NAT mode...
>>>>> # Testing Tunnel mode...
>>>>> # ipvs.sh: PASS
>>>>> ok 6 selftests: netfilter: ipvs.sh
>>>>> 
>>>>> Haishuang Yan (3):
>>>>> selftests: netfilter: add ipvs test script
>>>>> selftests: netfilter: add ipvs nat test case
>>>>> selftests: netfilter: add ipvs tunnel test case
>>>> 
>>>> Acked-by: Julian Anastasov <ja@ssi.bg>
>>>> 
>>>>> tools/testing/selftests/netfilter/Makefile |   2 +-
>>>>> tools/testing/selftests/netfilter/ipvs.sh  | 234 +++++++++++++++++++++++++++++
>>>>> 2 files changed, 235 insertions(+), 1 deletion(-)
>>>>> create mode 100755 tools/testing/selftests/netfilter/ipvs.sh
>>>> 
>>>> Regards
>>>> 
>>>> --
>>>> Julian Anastasov <ja@ssi.bg>
>>> 
>>> I still prefer #!/bin/sh in 1/3. You never know what's in someone's environment
>>> 
>>> Cheers ... Duncan.
>>> 
>> 
>> It??s also my preference too. "_"	
>> 
>> I have tested both #!/bin/bash and #!/bin/sh script, they all works properly.
> 
> Enter these 2 lines:
>> ip(){ return 0; }
>> export -f ip
> 
> Now try the #!/bin/bash script. If that now fails, try again with #!/bin/bash
> changed to #!/bin/bash -p
> 
> Any better now?
> 
> Cheers ... Duncan.
> 
It¡¯s better now, thanks for your explanation.
In v3 commit I will use #!/bin/bash -p to prevent exporting function from environment variables.


^ permalink raw reply	[flat|nested] 9+ messages in thread

end of thread, back to index

Thread overview: 9+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-10-01 14:19 [PATCH v3 0/3] selftests: netfilter: introduce test cases for ipvs Haishuang Yan
2019-10-01 14:19 ` [PATCH v3 1/3] selftests: netfilter: add ipvs test script Haishuang Yan
2019-10-01 14:19 ` [PATCH v3 2/3] selftests: netfilter: add ipvs nat test case Haishuang Yan
2019-10-01 14:19 ` [PATCH v3 3/3] selftests: netfilter: add ipvs tunnel " Haishuang Yan
2019-10-01 18:34 ` [PATCH v3 0/3] selftests: netfilter: introduce test cases for ipvs Julian Anastasov
2019-10-02  1:27   ` Duncan Roe
2019-10-02  7:29     ` Simon Horman
     [not found]     ` <8E2E81F3-8385-4397-9A22-F513E507507D@cmss.chinamobile.com>
2019-10-04 11:47       ` Duncan Roe
2019-10-05  1:05         ` Haishuang Yan

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