Attachment 4051 Details for Bug 25246

print traceback of running python process

gdbpystack (text/plain), 1.15 KB, created by Philipp Hahn on 2012-01-02 12:14 CET

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Creator: Philipp Hahn

Created: 2012-01-02 12:14 CET

Size: 1.15 KB

patch

obsolete

>#!/bin/sh
>#
># print traceback of running python process
>#
>
>usage () { # rc
>	local rc=$1
>	echo "$(basename "$0") <pid_of_python_process>"
>	exit "$rc"
>}
>case "$1" in
>-h|--help)
>	usage 0
>	;;
>[1-9]*)
>	PYPID="$1"
>	;;
>*)
>	usage 2 >&2
>	;;
>esac
>
>exe=$(readlink "/proc/$PYPID/exe") || usage 2 >&2
>case "$exe" in
>/usr/bin/python2.?)
>	;;
>*)
>	echo "Not a python process." >&2
>	exit 1
>	;;
>esac
>
>dbg=/usr/lib/debug$exe
>ver=$(basename "$exe")
>if ! [ -f "$dbg" ]
>then
>	echo "Missing Python debug symbols from package $ver-dbg" >&2
>	exit 1
>fi
>
>tmpfile=$(mktemp)
>trap "rm -f '$tmpfile'" EXIT
>top="$(objdump -t "$dbg" | sed -ne 's!^[[:xdigit:]]\+[[:space:]].*[[:space:]]0*$[[:xdigit:]]\+$[[:space:]]$Py_Main\|t_bootstrap$!($pc < \2 || $pc >= \2+0x\1) \\\&\\\& !p' | tr -d '\n')(0 < 1)"
>
>gdb=/usr/share/doc/$ver/gdbinit
>if [ -f "$gdb" ]
>then
>	sed -e 's!\$pc < Py_Main || \$pc > Py_[[:graph:]]\+!'"$top"'!' "$gdb" >"$tmpfile"
>elif [ -f "$gdb.gz" ]
>then
>	gzip -dc <"$gdb.gz" | sed -e 's!\$pc < Py_Main || \$pc > Py_[[:graph:]]\+!'"$top"'!' >"$tmpfile"
>else
>	echo "Missing gdb file: $gdb" >&2
>	exit 1
>fi
>
>gdb -p "$PYPID" -batch -n -x "$tmpfile" -ex "set pagination off" -ex "thread apply all pystack"

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Attachments on bug 25246: 3977 | 3978 | 3979 | 3983 | 4051