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564 lines
12 KiB
Bash
Executable File
564 lines
12 KiB
Bash
Executable File
#
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# Copyright (c) 2014 Spectra Logic Corporation
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions, and the following disclaimer,
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# without modification.
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# 2. Redistributions in binary form must reproduce at minimum a disclaimer
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# substantially similar to the "NO WARRANTY" disclaimer below
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# ("Disclaimer") and any redistribution must be conditioned upon
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# including a substantially similar Disclaimer requirement for further
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# binary redistribution.
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#
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# NO WARRANTY
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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# STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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# IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGES.
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#
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# Authors: Alan Somers (Spectra Logic Corporation)
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#
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# $FreeBSD$
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# Outline:
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# For each cloned interface type, do three tests
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# 1) Create and destroy it
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# 2) Create, up, and destroy it
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# 3) Create, disable IPv6 auto address assignment, up, and destroy it
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TESTLEN=10 # seconds
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atf_test_case epair_stress cleanup
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epair_stress_head()
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{
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atf_set "descr" "Simultaneously create and destroy an epair(4)"
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atf_set "require.user" "root"
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}
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epair_stress_body()
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{
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if [ "$(atf_config_get ci false)" = "true" ]; then
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atf_skip "https://bugs.freebsd.org/246443"
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fi
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do_stress "epair"
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}
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epair_stress_cleanup()
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{
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cleanup_ifaces
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}
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atf_test_case epair_up_stress cleanup
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epair_up_stress_head()
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{
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atf_set "descr" "Simultaneously up and detroy an epair(4)"
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atf_set "require.user" "root"
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}
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epair_up_stress_body()
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{
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do_up_stress "epair" "" ""
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}
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epair_up_stress_cleanup()
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{
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cleanup_ifaces
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}
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atf_test_case epair_ipv6_up_stress cleanup
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epair_ipv6_up_stress_head()
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{
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atf_set "descr" "Simultaneously up and destroy an epair(4) with IPv6"
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atf_set "require.user" "root"
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}
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epair_ipv6_up_stress_body()
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{
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atf_skip "Quickly panics: page fault in in6_unlink_ifa (PR 225438)"
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do_up_stress "epair" "6" ""
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}
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epair_ipv6_up_stress_cleanup()
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{
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cleanup_ifaces
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}
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atf_test_case faith_stress cleanup
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faith_stress_head()
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{
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atf_set "descr" "Simultaneously create and destroy a faith(4)"
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atf_set "require.user" "root"
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}
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faith_stress_body()
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{
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do_stress "faith"
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}
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faith_stress_cleanup()
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{
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cleanup_ifaces
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}
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atf_test_case faith_up_stress cleanup
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faith_up_stress_head()
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{
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atf_set "descr" "Simultaneously up and destroy a faith(4)"
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atf_set "require.user" "root"
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}
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faith_up_stress_body()
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{
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atf_skip "Quickly panics: if_freemulti: protospec not NULL"
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do_up_stress "faith" "" ""
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}
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faith_up_stress_cleanup()
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{
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cleanup_ifaces
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}
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atf_test_case faith_ipv6_up_stress cleanup
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faith_ipv6_up_stress_head()
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{
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atf_set "descr" "Simultaneously up and destroy a faith(4) with IPv6"
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atf_set "require.user" "root"
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}
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faith_ipv6_up_stress_body()
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{
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atf_skip "Quickly panics: if_freemulti: protospec not NULL"
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do_up_stress "faith" "6" ""
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}
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faith_ipv6_up_stress_cleanup()
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{
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cleanup_ifaces
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}
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atf_test_case gif_stress cleanup
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gif_stress_head()
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{
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atf_set "descr" "Simultaneously create and destroy a gif(4)"
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atf_set "require.user" "root"
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}
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gif_stress_body()
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{
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do_stress "gif"
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}
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gif_stress_cleanup()
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{
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cleanup_ifaces
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}
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atf_test_case gif_up_stress cleanup
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gif_up_stress_head()
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{
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atf_set "descr" "Simultaneously up and destroy a gif(4)"
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atf_set "require.user" "root"
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}
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gif_up_stress_body()
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{
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atf_skip "Quickly panics: if_freemulti: protospec not NULL"
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do_up_stress "gif" "" "p2p"
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}
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gif_up_stress_cleanup()
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{
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cleanup_ifaces
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}
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atf_test_case gif_ipv6_up_stress cleanup
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gif_ipv6_up_stress_head()
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{
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atf_set "descr" "Simultaneously up and destroy a gif(4) with IPv6"
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atf_set "require.user" "root"
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}
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gif_ipv6_up_stress_body()
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{
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atf_skip "Quickly panics: rt_tables_get_rnh_ptr: fam out of bounds."
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do_up_stress "gif" "6" "p2p"
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}
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gif_ipv6_up_stress_cleanup()
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{
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cleanup_ifaces
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}
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atf_test_case lo_stress cleanup
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lo_stress_head()
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{
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atf_set "descr" "Simultaneously create and destroy an lo(4)"
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atf_set "require.user" "root"
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}
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lo_stress_body()
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{
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do_stress "lo"
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}
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lo_stress_cleanup()
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{
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cleanup_ifaces
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}
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atf_test_case lo_up_stress cleanup
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lo_up_stress_head()
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{
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atf_set "descr" "Simultaneously up and destroy an lo(4)"
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atf_set "require.user" "root"
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}
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lo_up_stress_body()
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{
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atf_skip "Quickly panics: GPF in rtsock_routemsg"
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do_up_stress "lo" "" ""
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}
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lo_up_stress_cleanup()
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{
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cleanup_ifaces
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}
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atf_test_case lo_ipv6_up_stress cleanup
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lo_ipv6_up_stress_head()
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{
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atf_set "descr" "Simultaneously up and destroy an lo(4) with IPv6"
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atf_set "require.user" "root"
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}
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lo_ipv6_up_stress_body()
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{
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atf_skip "Quickly panics: page fault in rtsock_addrmsg"
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do_up_stress "lo" "6" ""
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}
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lo_ipv6_up_stress_cleanup()
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{
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cleanup_ifaces
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}
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atf_test_case tap_stress cleanup
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tap_stress_head()
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{
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atf_set "descr" "Simultaneously create and destroy a tap(4)"
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atf_set "require.user" "root"
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}
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tap_stress_body()
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{
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do_stress "tap"
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}
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tap_stress_cleanup()
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{
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cleanup_ifaces
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}
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atf_test_case tap_up_stress cleanup
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tap_up_stress_head()
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{
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atf_set "descr" "Simultaneously up and destroy a tap(4)"
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atf_set "require.user" "root"
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}
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tap_up_stress_body()
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{
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atf_skip "Quickly panics: if_freemulti: protospec not NULL"
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do_up_stress "tap" "" ""
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}
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tap_up_stress_cleanup()
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{
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cleanup_ifaces
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}
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atf_test_case tap_ipv6_up_stress cleanup
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tap_ipv6_up_stress_head()
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{
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atf_set "descr" "Simultaneously up and destroy a tap(4) with IPv6"
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atf_set "require.user" "root"
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}
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tap_ipv6_up_stress_body()
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{
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atf_skip "Quickly panics: if_delmulti_locked: inconsistent ifp 0xfffff80150e44000"
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do_up_stress "tap" "6" ""
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}
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tap_ipv6_up_stress_cleanup()
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{
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cleanup_ifaces
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}
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atf_test_case tun_stress cleanup
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tun_stress_head()
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{
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atf_set "descr" "Simultaneously create and destroy a tun(4)"
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atf_set "require.user" "root"
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}
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tun_stress_body()
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{
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do_stress "tun"
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}
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tun_stress_cleanup()
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{
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cleanup_ifaces
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}
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atf_test_case tun_up_stress cleanup
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tun_up_stress_head()
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{
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atf_set "descr" "Simultaneously up and destroy a tun(4)"
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atf_set "require.user" "root"
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}
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tun_up_stress_body()
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{
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atf_skip "Quickly panics: if_freemulti: protospec not NULL"
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do_up_stress "tun" "" "p2p"
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}
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tun_up_stress_cleanup()
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{
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cleanup_ifaces
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}
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atf_test_case tun_ipv6_up_stress cleanup
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tun_ipv6_up_stress_head()
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{
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atf_set "descr" "Simultaneously up and destroy a tun(4) with IPv6"
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atf_set "require.user" "root"
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}
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tun_ipv6_up_stress_body()
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{
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atf_skip "Quickly panics: if_freemulti: protospec not NULL"
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do_up_stress "tun" "6" "p2p"
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}
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tun_ipv6_up_stress_cleanup()
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{
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cleanup_ifaces
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}
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atf_test_case vlan_stress cleanup
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vlan_stress_head()
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{
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atf_set "descr" "Simultaneously create and destroy a vlan(4)"
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atf_set "require.user" "root"
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}
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vlan_stress_body()
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{
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do_stress "vlan"
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}
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vlan_stress_cleanup()
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{
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cleanup_ifaces
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}
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atf_test_case vlan_up_stress cleanup
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vlan_up_stress_head()
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{
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atf_set "descr" "Simultaneously up and destroy a vlan(4)"
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atf_set "require.user" "root"
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}
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vlan_up_stress_body()
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{
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atf_skip "Quickly panics: if_freemulti: protospec not NULL"
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do_up_stress "vlan" "" ""
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}
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vlan_up_stress_cleanup()
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{
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cleanup_ifaces
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}
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atf_test_case vlan_ipv6_up_stress cleanup
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vlan_ipv6_up_stress_head()
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{
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atf_set "descr" "Simultaneously up and destroy a vlan(4) with IPv6"
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atf_set "require.user" "root"
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}
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vlan_ipv6_up_stress_body()
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{
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atf_skip "Quickly panics: if_freemulti: protospec not NULL"
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do_up_stress "vlan" "6" ""
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}
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vlan_ipv6_up_stress_cleanup()
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{
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cleanup_ifaces
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}
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atf_test_case vmnet_stress cleanup
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vmnet_stress_head()
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{
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atf_set "descr" "Simultaneously create and destroy a vmnet(4)"
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atf_set "require.user" "root"
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}
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vmnet_stress_body()
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{
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do_stress "vmnet"
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}
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vmnet_stress_cleanup()
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{
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cleanup_ifaces
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}
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atf_test_case vmnet_up_stress cleanup
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vmnet_up_stress_head()
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{
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atf_set "descr" "Simultaneously up and destroy a vmnet(4)"
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atf_set "require.user" "root"
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}
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vmnet_up_stress_body()
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{
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do_up_stress "vmnet" "" ""
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}
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vmnet_up_stress_cleanup()
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{
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cleanup_ifaces
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}
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atf_test_case vmnet_ipv6_up_stress cleanup
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vmnet_ipv6_up_stress_head()
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{
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atf_set "descr" "Simultaneously up and destroy a vmnet(4) with IPv6"
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atf_set "require.user" "root"
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}
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vmnet_ipv6_up_stress_body()
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{
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atf_skip "Quickly panics: if_freemulti: protospec not NULL"
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do_up_stress "vmnet" "6" ""
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}
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vmnet_ipv6_up_stress_cleanup()
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{
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cleanup_ifaces
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}
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atf_init_test_cases()
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{
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atf_add_test_case epair_ipv6_up_stress
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atf_add_test_case epair_stress
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atf_add_test_case epair_up_stress
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atf_add_test_case faith_ipv6_up_stress
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atf_add_test_case faith_stress
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atf_add_test_case faith_up_stress
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atf_add_test_case gif_ipv6_up_stress
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atf_add_test_case gif_stress
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atf_add_test_case gif_up_stress
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# Don't test lagg; it has its own test program
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atf_add_test_case lo_ipv6_up_stress
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atf_add_test_case lo_stress
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atf_add_test_case lo_up_stress
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atf_add_test_case tap_ipv6_up_stress
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atf_add_test_case tap_stress
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atf_add_test_case tap_up_stress
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atf_add_test_case tun_ipv6_up_stress
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atf_add_test_case tun_stress
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atf_add_test_case tun_up_stress
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atf_add_test_case vlan_ipv6_up_stress
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atf_add_test_case vlan_stress
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atf_add_test_case vlan_up_stress
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atf_add_test_case vmnet_ipv6_up_stress
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atf_add_test_case vmnet_stress
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atf_add_test_case vmnet_up_stress
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}
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do_stress()
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{
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local IFACE CREATOR_PID DESTROYER_PID
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IFACE=`get_iface $1`
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# First thread: create the interface
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while true; do
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ifconfig ${IFACE%a} create 2>/dev/null && \
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echo -n . >> creator_count.txt
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done &
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CREATOR_PID=$!
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# Second thread: destroy the lagg
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while true; do
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ifconfig $IFACE destroy 2>/dev/null && \
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echo -n . >> destroyer_count.txt
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done &
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DESTROYER_PID=$!
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sleep ${TESTLEN}
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kill $CREATOR_PID
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kill $DESTROYER_PID
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echo "Created ${IFACE%a} `stat -f %z creator_count.txt` times."
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echo "Destroyed it `stat -f %z destroyer_count.txt` times."
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}
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# Implement the up stress tests
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# Parameters
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# $1 Interface class, etc "lo" or "tap"
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# $2 "6" to enable IPv6 auto address assignment, anything else otherwise
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# $3 p2p for point to point interfaces, anything else for normal interfaces
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do_up_stress()
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{
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local ADDR DSTADDR MASK MEAN_SLEEP_SECONDS MAX_SLEEP_USECS \
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IFACE IPV6 P2P SRCDIR LOOP_PID ipv6_cmd up_cmd
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# Configure the interface to use an RFC5737 nonrouteable addresses
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ADDR="192.0.2.2"
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DSTADDR="192.0.2.3"
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MASK="24"
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# ifconfig takes about 10ms to run. To increase race coverage,
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# randomly delay the two commands relative to each other by 5ms either
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# way.
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MEAN_SLEEP_SECONDS=.005
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MAX_SLEEP_USECS=10000
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IFACE=`get_iface $1`
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IPV6=$2
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P2P=$3
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SRCDIR=$( atf_get_srcdir )
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if [ "$IPV6" = 6 ]; then
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ipv6_cmd="true"
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else
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ipv6_cmd="ifconfig $IFACE inet6 ifdisabled"
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fi
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if [ "$P2P" = "p2p" ]; then
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up_cmd="ifconfig $IFACE up ${ADDR}/${MASK} ${DSTADDR}"
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else
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up_cmd="ifconfig $IFACE up ${ADDR}/${MASK}"
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fi
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while true; do
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eval "$ipv6_cmd"
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{ sleep ${MEAN_SLEEP_SECONDS} && \
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eval "$up_cmd" 2> /dev/null &&
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echo -n . >> up_count.txt ; } &
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{ ${SRCDIR}/randsleep ${MAX_SLEEP_USECS} && \
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ifconfig $IFACE destroy &&
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echo -n . >> destroy_count.txt ; } &
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wait
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ifconfig ${IFACE%a} create
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done &
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LOOP_PID=$!
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sleep ${TESTLEN}
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|
kill $LOOP_PID
|
|
echo "Upped ${IFACE} `stat -f %z up_count.txt` times."
|
|
echo "Destroyed it `stat -f %z destroy_count.txt` times."
|
|
}
|
|
|
|
# Creates a new cloned interface, registers it for cleanup, and echoes it
|
|
# params: $1 Interface class name (tap, gif, etc)
|
|
get_iface()
|
|
{
|
|
local CLASS DEV N
|
|
|
|
CLASS=$1
|
|
N=0
|
|
while ! ifconfig ${CLASS}${N} create > /dev/null 2>&1; do
|
|
if [ "$N" -ge 8 ]; then
|
|
atf_skip "Could not create a ${CLASS} interface"
|
|
else
|
|
N=$(($N + 1))
|
|
fi
|
|
done
|
|
if [ ${CLASS} = "epair" ]; then
|
|
DEV=${CLASS}${N}a
|
|
else
|
|
DEV=${CLASS}${N}
|
|
fi
|
|
# Record the device so we can clean it up later
|
|
echo ${DEV} >> "devices_to_cleanup"
|
|
echo ${DEV}
|
|
}
|
|
|
|
|
|
cleanup_ifaces()
|
|
{
|
|
local DEV
|
|
|
|
for DEV in `cat "devices_to_cleanup"`; do
|
|
ifconfig ${DEV} destroy
|
|
done
|
|
true
|
|
}
|