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[src/trunk]: src/tests/net/if_pppoe Added a test case for MTU of pppoe(4)



details:   https://anonhg.NetBSD.org/src/rev/d204b86f06ae
branches:  trunk
changeset: 1020716:d204b86f06ae
user:      yamaguchi <yamaguchi%NetBSD.org@localhost>
date:      Fri Apr 23 03:41:55 2021 +0000

description:
Added a test case for MTU of pppoe(4)

diffstat:

 tests/net/if_pppoe/t_pppoe.sh |  71 ++++++++++++++++++++++++++++++++++++++++++-
 1 files changed, 70 insertions(+), 1 deletions(-)

diffs (90 lines):

diff -r 94de0e388734 -r d204b86f06ae tests/net/if_pppoe/t_pppoe.sh
--- a/tests/net/if_pppoe/t_pppoe.sh     Fri Apr 23 03:40:05 2021 +0000
+++ b/tests/net/if_pppoe/t_pppoe.sh     Fri Apr 23 03:41:55 2021 +0000
@@ -1,4 +1,4 @@
-#      $NetBSD: t_pppoe.sh,v 1.27 2021/04/23 03:40:05 yamaguchi Exp $
+#      $NetBSD: t_pppoe.sh,v 1.28 2021/04/23 03:41:55 yamaguchi Exp $
 #
 # Copyright (c) 2016 Internet Initiative Japan Inc.
 # All rights reserved.
@@ -805,6 +805,74 @@
        cleanup
 }
 
+atf_test_case pppoe_mtu cleanup
+pppoe_mtu_head()
+{
+
+       atf_set "descr" "Test for mtu"
+       atf_set "require.progs" "rump_server"
+}
+
+pppoe_mtu_body()
+{
+       local auth=chap
+       local cp="IPCP"
+       setup
+
+       export RUMP_SERVER=$SERVER
+       atf_pppoectl pppoe0 \
+           "hisauthname=$AUTHNAME" "hisauthsecret=$SECRET" \
+           "hisauthproto=$auth" "myauthproto=none" \
+           norechallenge
+       atf_ifconfig pppoe0 mtu 1400
+       atf_ifconfig pppoe0 up
+
+       export RUMP_SERVER=$CLIENT
+       atf_pppoectl pppoe0 \
+           "myauthname=$AUTHNAME" "myauthsecret=$SECRET" \
+           "myauthproto=$auth" "hisauthproto=none"
+       atf_ifconfig pppoe0 mtu 1450
+       atf_ifconfig pppoe0 up
+
+       wait_for_opened $cp
+       atf_ifconfig -w 10
+
+       export RUMP_SERVER=$SERVER
+       atf_check -s exit:0 -o match:'mtu 1400' rump.ifconfig pppoe0
+
+       export RUMP_SERVER=$CLIENT
+       atf_check -s exit:0 -o match:'mtu 1400' rump.ifconfig pppoe0
+
+       # mtu can set to 1460 but it is not applied.
+       atf_ifconfig pppoe0 mtu 1460
+       atf_check -s exit:0 -o match:'mtu 1400' rump.ifconfig pppoe0
+
+       export RUMP_SERVER=$SERVER
+       atf_ifconfig pppoe0 mtu 1470
+       atf_ifconfig pppoe0 down
+       atf_ifconfig pppoe0 up
+       wait_for_opened $cp
+       atf_ifconfig -w 10
+
+       # mtu 1460 is applied after LCP negotiation
+       atf_check -s exit:0 -o match:'mtu 1460' rump.ifconfig pppoe0
+
+       export RUMP_SERVER=$CLIENT
+       atf_check -s exit:0 -o match:'mtu 1460' rump.ifconfig pppoe0
+
+       rump.ifconfig pppoe0 mtu 1500
+       atf_check -s exit:0 -o ignore \
+           -e match:'SIOCSIFMTU: Invalid argument' \
+           rump.ifconfig pppoe0 mtu 1501
+}
+
+pppoe_mtu_cleanup()
+{
+
+       $DEBUG && dump
+       cleanup
+}
+
 atf_init_test_cases()
 {
 
@@ -816,4 +884,5 @@
        atf_add_test_case pppoe6_chap
        atf_add_test_case pppoe_passiveauthproto_pap
        atf_add_test_case pppoe_passiveauthproto_chap
+       atf_add_test_case pppoe_mtu
 }



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