MaxScale/script/stacktrace at connection_proxy · airbnb/MaxScale

History

executable file

87 lines (71 loc) · 1.48 KB

Raw

#!/bin/bash

# How we recognize whether a line in the file is from the stack-trace.

STACK_LINE=".*$.*$ \[.*\]"

# How we match the date + time part of a line.

DATE_TIME="[0-9]\+-[0-9]\+-[0-9]\+ [0-9]\+:[0-9]\+:[0-9]\+"

function print_usage {

echo "usage: stacktrace [-p prefix] [stacktrace.txt]"

echo

echo "-p frefix: The path prefix (e.g. /usr/local/mariadb-maxscale/) "

echo " to remove when searching for files."

echo

echo "stacktrace.txt: A file containing a stack-trace."

exit 1

}

function print_usage_and_exit {

print_usage

exit 1

}

function parse_stack_trace {

local prefix=$1

local file=$2

cat $file | egrep "$STACK_LINE" | sed "s/$DATE_TIME//" | \

while read line

local path=${line%%(*}

local entry="("${line##*(}

path=${path#$prefix}

if [ -e "${path}" ]

then

file ${path} | fgrep -q executable

let rc=$?

local address;

if [ $rc -eq 0 ]

then

address=${entry#*\[}

address=${address%\]*}

else

address=${entry#*\+}

address=${address%\)*}

addr2line -e ${path} ${address}

else

echo ${line}

done

}

function main {

local prefix

local key

while [[ $# > 1 ]]

key="$1"

case $key in

-h)

print_usage

exit

;;

-p|--prefix)

prefix="$2";

shift

;;

echo "error: Unknown parameter $key"

print_usage_and_exit

esac

shift

done

local file=$1

parse_stack_trace "$prefix" "$file"

}

main $*

Navigation Menu

Uh oh!

Uh oh!

FilesExpand file tree

stacktrace

Latest commit

History

stacktrace

File metadata and controls