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From 3c59fd09783cfafc0e624805c9a6788054bb5202 Mon Sep 17 00:00:00 2001
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From: Eric Garver <eric@garver.life>
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Date: Mon, 18 Mar 2019 15:22:56 -0400
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Subject: [PATCH 23/23] tests/regression: coverage for enabling IP forwarding
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via forward-ports
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Coverage for issue 335 and rhbz 1679610.
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(cherry picked from commit 84e290a3faf1b0a2f7cd3521f8395cdedb57bf30)
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---
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src/tests/regression.at | 1 +
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src/tests/regression/gh335.at | 47 +++++++++++++++++++++++++++++++++++
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2 files changed, 48 insertions(+)
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create mode 100644 src/tests/regression/gh335.at
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diff --git a/src/tests/regression.at b/src/tests/regression.at
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index 38e266021416..36e10eeb52d5 100644
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--- a/src/tests/regression.at
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+++ b/src/tests/regression.at
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@@ -15,3 +15,4 @@ m4_include([regression/rhbz1404076.at])
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m4_include([regression/gh366.at])
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m4_include([regression/rhbz1601610.at])
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m4_include([regression/gh303.at])
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+m4_include([regression/gh335.at])
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diff --git a/src/tests/regression/gh335.at b/src/tests/regression/gh335.at
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new file mode 100644
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index 000000000000..901e2fa04f69
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--- /dev/null
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+++ b/src/tests/regression/gh335.at
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@@ -0,0 +1,47 @@
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+FWD_START_TEST([forward-port toaddr enables IP forwarding])
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+
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+NS_CHECK([sysctl -w net.ipv4.conf.all.forwarding=0], 0, [ignore], [ignore])
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+NS_CHECK([sysctl -w net.ipv6.conf.all.forwarding=0], 0, [ignore], [ignore])
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+FWD_CHECK([-q --add-forward-port=port=12345:proto=tcp:toaddr=10.10.10.10])
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+NS_CHECK([[sysctl -a |grep "net.ipv4.conf.all.forwarding[ ]*=[ ]*1"]], 0, [ignore], [ignore])
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+NS_CHECK([[sysctl -a |grep "net.ipv6.conf.all.forwarding[ ]*=[ ]*1"]], 1, [ignore], [ignore])
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+FWD_RELOAD
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+
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+NS_CHECK([sysctl -w net.ipv4.conf.all.forwarding=0], 0, [ignore], [ignore])
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+NS_CHECK([sysctl -w net.ipv6.conf.all.forwarding=0], 0, [ignore], [ignore])
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+FWD_CHECK([-q --add-forward-port=port=12345:proto=tcp:toport=54321:toaddr="1234:5678::4321"])
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+NS_CHECK([[sysctl -a |grep "net.ipv4.conf.all.forwarding[ ]*=[ ]*1"]], 1, [ignore], [ignore])
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+NS_CHECK([[sysctl -a |grep "net.ipv6.conf.all.forwarding[ ]*=[ ]*1"]], 0, [ignore], [ignore])
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+FWD_RELOAD
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+
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+NS_CHECK([sysctl -w net.ipv4.conf.all.forwarding=0], 0, [ignore], [ignore])
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+NS_CHECK([sysctl -w net.ipv6.conf.all.forwarding=0], 0, [ignore], [ignore])
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+FWD_CHECK([-q --add-rich-rule='rule family=ipv4 forward-port port="12345" protocol="tcp" to-port="54321" to-addr="10.10.10.10"'])
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+NS_CHECK([[sysctl -a |grep "net.ipv4.conf.all.forwarding[ ]*=[ ]*1"]], 0, [ignore], [ignore])
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+NS_CHECK([[sysctl -a |grep "net.ipv6.conf.all.forwarding[ ]*=[ ]*1"]], 1, [ignore], [ignore])
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+FWD_RELOAD
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+
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+NS_CHECK([sysctl -w net.ipv4.conf.all.forwarding=0], 0, [ignore], [ignore])
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+NS_CHECK([sysctl -w net.ipv6.conf.all.forwarding=0], 0, [ignore], [ignore])
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+FWD_CHECK([-q --add-rich-rule='rule family=ipv6 forward-port port="12345" protocol="tcp" to-port="54321" to-addr="1234:5678::4321"'])
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+NS_CHECK([[sysctl -a |grep "net.ipv4.conf.all.forwarding[ ]*=[ ]*1"]], 1, [ignore], [ignore])
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+NS_CHECK([[sysctl -a |grep "net.ipv6.conf.all.forwarding[ ]*=[ ]*1"]], 0, [ignore], [ignore])
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+FWD_RELOAD
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+
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+dnl following tests should _not_ enable IP forwarding
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+NS_CHECK([sysctl -w net.ipv4.conf.all.forwarding=0], 0, [ignore], [ignore])
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+NS_CHECK([sysctl -w net.ipv6.conf.all.forwarding=0], 0, [ignore], [ignore])
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+
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+FWD_CHECK([-q --add-forward-port=port=12345:proto=tcp:toport=54321])
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+NS_CHECK([[sysctl -a |grep "net.ipv4.conf.all.forwarding[ ]*=[ ]*1"]], 1, [ignore], [ignore])
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+NS_CHECK([[sysctl -a |grep "net.ipv6.conf.all.forwarding[ ]*=[ ]*1"]], 1, [ignore], [ignore])
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+
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+FWD_CHECK([-q --add-rich-rule='rule family=ipv4 forward-port port="12345" protocol="tcp" to-port="54321"'])
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+NS_CHECK([[sysctl -a |grep "net.ipv4.conf.all.forwarding[ ]*=[ ]*1"]], 1, [ignore], [ignore])
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+NS_CHECK([[sysctl -a |grep "net.ipv6.conf.all.forwarding[ ]*=[ ]*1"]], 1, [ignore], [ignore])
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+
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+FWD_CHECK([-q --add-rich-rule='rule family=ipv6 forward-port port="12345" protocol="tcp" to-port="54321"'])
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+NS_CHECK([[sysctl -a |grep "net.ipv4.conf.all.forwarding[ ]*=[ ]*1"]], 1, [ignore], [ignore])
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+NS_CHECK([[sysctl -a |grep "net.ipv6.conf.all.forwarding[ ]*=[ ]*1"]], 1, [ignore], [ignore])
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+
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+FWD_END_TEST
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--
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2.20.1
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