#!/bin/sh
# PCP QA Test No. 828
# Use valgrind to track down memory leaks associated with
# # pmDestroyContext().
# See http://oss.sgi.com/bugzilla/show_bug.cgi?id=1057
#
# Copyright (c) 2014 Ken McDonell.  All Rights Reserved.
#

seq=`basename $0`
echo "QA output created by $seq"

# get standard environment, filters and checks
. ./common.product
. ./common.filter
. ./common.check
_check_valgrind

status=1	# failure is the default!
$sudo rm -rf $tmp.* $seq.full
trap "cd $here; rm -rf $tmp.*; exit \$status" 0 1 2 3 15

_filter()
{
    # free pdubuf[size]: 0xe61000[28672] 0xe5c000[17408]
    sed \
	-e '/free pdubuf/s/0x[0-9a-f]*\[[0-9]*\]/addr[size]/g' \
    | $PCP_AWK_PROG '
/free pdubuf/	{ if (NF <= 9) {
		    print "   free pdubuf[size]: ... <= 7 buffers ..."
		    next
		  }
		}
		{ print }'
}

cat >$tmp.suppress <<End-of-File
{
   <pmid[], name[] realloc from qa main program>
   Memcheck:Leak
   fun:realloc
   fun:main
}
{
   <vm24 (SuSE 13.1, i586) version of above>
   Memcheck:Leak
   fun:realloc
   fun:(below main)
}
{
   <alloc list[] in pmNewContext>
   Memcheck:Leak
   fun:malloc
   fun:pmNewContext
}
{
   <realloc list[] in pmNewContext>
   Memcheck:Leak
   fun:realloc
   fun:pmNewContext
}
{
   <alloc list[] in pmNewContext via pmDupContext>
   Memcheck:Leak
   fun:malloc
   fun:pmNewContext
   fun:pmDupContext
}
{
   <realloc list[] in pmNewContext via pmDupContext>
   Memcheck:Leak
   fun:realloc
   fun:pmNewContext
   fun:pmDupContext
}
{
   <strdup TZ in pmNewZone>
   Memcheck:Leak
   fun:malloc
   fun:strdup
   fun:pmNewZone
   fun:pmNewContextZone
}
{
   <zone[] alloc in pmNewZone>
   Memcheck:Leak
   fun:malloc
   fun:pmNewZone
   fun:pmNewContextZone
}
{
   <zone[] realloc in pmNewZone>
   Memcheck:Leak
   fun:malloc
   fun:realloc
   fun:pmNewZone
   fun:pmNewContextZone
}
{
   <case 1 - buf hdr in __pmFindPDUBuf from pmGetArchiveEnd>
   Memcheck:Leak
   fun:malloc
   fun:__pmFindPDUBuf
   fun:__pmLogRead
   ...
   fun:__pmGetArchiveEnd
   fun:pmGetArchiveEnd
}
{
   <vm02 - openSUSE 12.1 version of above>
   Memcheck:Leak
   fun:malloc
   fun:__pmFindPDUBuf
   fun:__pmLogRead
   fun:__pmGetArchiveEnd
   obj:*
}
{
   <case 1 - buf hdr in __pmFindPDUBuf from pmGetArchiveEnd - valloc variant>
   Memcheck:Leak
   fun:memalign
   fun:valloc
   fun:__pmFindPDUBuf
   fun:__pmLogRead
   ...
   fun:__pmGetArchiveEnd
   fun:pmGetArchiveEnd
}
{
   <vm02 - openSUSE 12.1 version of above>
   Memcheck:Leak
   fun:memalign
   fun:valloc
   fun:__pmFindPDUBuf
   fun:__pmLogRead
   fun:__pmGetArchiveEnd
   obj:*
}
{
   <case 2 - buf hdr in __pmFindPDUBuf from pmGetArchiveEnd>
   Memcheck:Leak
   fun:malloc
   fun:__pmFindPDUBuf
   fun:__pmDecodeResult
   fun:__pmLogRead
   ...
   fun:__pmGetArchiveEnd
   fun:pmGetArchiveEnd
}
{
   <case 2 - buf hdr in __pmFindPDUBuf from pmGetArchiveEnd - valloc variant>
   Memcheck:Leak
   fun:memalign
   fun:valloc
   fun:__pmFindPDUBuf
   fun:__pmDecodeResult
   fun:__pmLogRead
   ...
   fun:__pmGetArchiveEnd
   fun:pmGetArchiveEnd
}
{
   <case 1 - PDU buf alloc - cache_read>
   Memcheck:Leak
   ...
   fun:__pmFindPDUBuf
   ...
   fun:__pmLogRead
   ...
   fun:__pmLogFetchInterp
   fun:__pmLogFetch
   fun:pmFetch
}
{
   <vm02 - openSUSE 12.1 version of above>
   Memcheck:Leak
   fun:memalign
   fun:valloc
   fun:__pmFindPDUBuf
   fun:__pmLogRead
   fun:cache_read
   fun:do_roll
   obj:*
}
{
   <vm02 - openSUSE 12.1 version of above>
   Memcheck:Leak
   fun:malloc
   fun:__pmFindPDUBuf
   fun:__pmLogRead
   fun:cache_read
   fun:do_roll
   obj:*
}
{
   <case 2 - PDU buf alloc>
   Memcheck:Leak
   ...
   fun:__pmFindPDUBuf
   fun:__pmLogRead
   ...
   fun:__pmGetArchiveEnd
   fun:pmGetArchiveEnd
}
{
   <case 3 - PDU buf alloc>
   Memcheck:Leak
   fun:memalign
   fun:__pmFindPDUBuf
   fun:__pmDecodeResult
   fun:__pmLogRead
   ...
   fun:__pmGetArchiveEnd
   fun:pmGetArchiveEnd
}
{
   <ipc[] table resize>
   Memcheck:Leak
   fun:malloc
   fun:realloc
   ...
   fun:__pmSetFeaturesIPC
   fun:__pmSetVersionIPC
   fun:__pmLogChkLabel
   fun:__pmLogChangeVol
}
{
    <vm02 - openSUSE 12.1 valgrind snarfoo>
    Memcheck:Cond
    fun:strlen
    obj:* 
}
# and on vm07 this appears broken
# Conditional jump or move depends on uninitialised value(s)
# at 0x4016536: index (strchr.S:56)
# by 0x4007352: expand_dynamic_string_token (dl-load.c:431)
# by 0x4007791: _dl_map_object (dl-load.c:2261)
# by 0x400185D: map_doit (rtld.c:633)
# by 0x400D905: _dl_catch_error (dl-error.c:178)
# by 0x4001776: do_preload (rtld.c:817)
# by 0x400487C: dl_main (rtld.c:1683)
# by 0x4014A76: _dl_sysdep_start (dl-sysdep.c:243)
# by 0x4001422: _dl_start (rtld.c:338)
# by 0x4000AF7: ??? (in /lib/ld-2.11.3.so)
# by 0x8: ???
# by 0x7FF000046: ???
{
   <vm07 ld/_dl_start botch>
   Memcheck:Cond
   fun:index
   fun:expand_dynamic_string_token
   fun:_dl_map_object
   fun:map_doit
   fun:_dl_catch_error
   fun:do_preload
   fun:dl_main
   fun:_dl_sysdep_start
   fun:_dl_start
   ...
   obj:*
}
# and on vm02 this is an old favourite valgrind botch
#
# Conditional jump or move depends on uninitialised value(s)
# at 0x408AEE7: __pmLogFetchInterp (interp.c:1478)
# by 0x4085AC2: __pmLogFetch (logutil.c:2066)
# by 0x40670B7: pmFetch_ctx (fetch.c:156)
# by 0x40675E6: pmFetch (fetch.c:201)
# by 0x8049AA9: main (churnctx.c:471)
{
   condjump botch
   Memcheck:Cond
   fun:__pmLogFetchInterp
   fun:__pmLogFetch
   fun:pmFetch_ctx
   fun:pmFetch
   ...
}
End-of-File

gcc_ver=`gcc --version | sed -n -e '/^gcc/{
s/^gcc //
s/^([^)]*) //
s/ .*//
p
}'`
valgrind_ver=`valgrind --version | sed -e 's/^valgrind-//'`
machine=`uname -m`
echo "gcc_ver=$gcc_ver" >>$seq.full
echo "valgrind_ver=$valgrind_ver" >>$seq.full
echo "machine=$machine" >>$seq.full

if [ "$machine" = i586 -o "$machine" = i686 ]
then
    # oddness on vm24 SuSE 13.1, i586 gcc 4.8.1, valgrind 3.8.1
    #            vm21 Debian 7.4, i686, gcc 4.7.2, valgrind 3.7.0
    #
    cat >>$tmp.suppress <<End-of-File
{
   Bad valgrind - bogus Conditional jump or move depends on uninitialised value(s)
   Memcheck:Cond
   fun:__pmLogFetchInterp
   fun:__pmLogFetch
   fun:pmFetch
}
{
   <malloc (in /usr/lib/valgrind/vgpreload_memcheck-x86-linux.so)>
   Memcheck:Leak
   fun:malloc
   fun:(below main)
}
End-of-File
fi

echo >>$seq.full
cat $tmp.suppress >>$seq.full
echo >>$seq.full

# real QA test starts here

for arg in "" -d
do
    case "$arg"
    in
	'')
	    echo "=== pmNewContext ==="
	    ;;
	-d)
	    echo
	    echo "=== pmDupContext ==="
	    ;;
    esac

    # don't want reachable reported ... caused QA failures on
    # valgrind 3.10.1 (vm12 after upgrade to Fedora 22)
    # reachable_opt='--show-reachable=yes'

    valgrind \
	--leak-check=full --read-var-info=yes $reachable_opt \
	--suppressions=$tmp.suppress --log-file=$tmp.valgrind \
	--gen-suppressions=all \
	2>$tmp.valgrind.err >$tmp.valgrind.out \
	src/churnctx $arg -z -s 10 -a archives/bug1057 kernel.all.load hinv.ncpu disk.dev.total

    echo "=== std out ==="
    cat $tmp.valgrind.out
    echo "=== std err ===" | tee -a $seq.full
    cat $tmp.valgrind.err >>$seq.full
    _filter < $tmp.valgrind.err
    echo "=== valgrind report ===" >>$seq.full
    cat $tmp.valgrind >>$seq.full
    echo "=== filtered valgrind report ==="
    _filter_valgrind <$tmp.valgrind
done

# success, all done
status=0

exit
