Concourse Last Will and Testament Collection

stack-dump.sh

#!/bin/bash

if [[ -z $1 ]]; then
  director_env="prod"
else
  director_env=$1
fi

if [[ -z $2 ]]; then
  deployment="concourse-wings"
else
  deployment=$2
fi

if [[ -z $3 ]]; then
  instance="web"
else
  instance=$3
fi

set -e -u

dumpdate=$(date +%Y-%m-%d)
dump_prefix="/tmp/dump.${dumpdate}"

echo -e "Authenticating with bosh director\n"
echo "Taking a Stack Dump From ${instance}"

command='sudo bash -c "curl -s 0.0.0.0:8079/debug/pprof/goroutine?debug=2 > '${dump_prefix}'.$(hostname).log"'
bosh -n -e $director_env -d $deployment ssh -c "$command" $instance

echo "Copying Over Stack Dump Files"
bosh -n -e $director_env -d $deployment scp $instance:$dump_prefix*.log ./

echo "Flushing Files From Hosts"
bosh -n -e $director_env -d $deployment ssh -c "sudo bash -c 'rm ${dump_prefix}.*.log'" $instance