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68 lines
2.2 KiB
Bash
68 lines
2.2 KiB
Bash
#!/bin/sh -
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#
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# Copyright 2004 John-Mark Gurney
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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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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, 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, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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#
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# $FreeBSD$
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crashpath="/var/crash"
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kld_debpy="kld_deb.py"
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if [ x"$1" = x"-?" -o x"$1" = x"-h" ]; then
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echo "Usage: $0 <corenum> [ <gdbcmdfile> [ <modulepaths> ] ]"
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echo ""
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echo "Path for crash dumps: $crashpath"
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exit 1
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fi
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if [ x"$1" = x"" ]; then
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echo "Need core number."
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exit 1
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fi
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corenum="$1"
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shift
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cmd_file=""
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if [ x"$2" != x"" ]; then
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cmd_file="-x $2"
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shift
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fi
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core="$crashpath/vmcore.$corenum"
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info="$crashpath/info.$corenum"
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#Get the kernel source compile dir from the info file
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kernsrc="`awk 'i == 1 { split($0, a, ":"); print a[2]; i = 0 } $1 == "Versionstring:" { i = 1 }' < "$info"`"
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tmpfile="/tmp/kgdb.asf.$$"
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# -mapped (broken?)
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# -x command_file
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echo "Kernel Source: $kernsrc"
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echo "Getting KLD information and locations..."
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python $kld_debpy "$kernsrc" "$core" $@ > "$tmpfile" &&
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echo "Please run the following command to load module symbols:"
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echo "source $tmpfile"
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(cd "$kernsrc"; kgdb "$kernsrc/kernel.debug" "$core")
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rm "$tmpfile"
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