#!/bin/sh
# vim:ts=4:sts=4:sw=4:et
#
# Author: Hari Sekhon
# Date: 2020-06-02 17:43:35 +0100 (Tue, 02 Jun 2020)
#
# https://github.com/HariSekhon/DevOps-Bash-tools
#
# License: see accompanying Hari Sekhon LICENSE file
#
# If you're using my code you're welcome to connect with me on LinkedIn and optionally send me feedback to help steer this or other code I publish
#
# https://www.linkedin.com/in/HariSekhon
#
# Designed to bootstrap all CI systems with retries to make sure the networking, package lists and package repos works before proceeding
#
# Minimizes CI build failures due to temporary networking blips, which happens more often than you would think when you have a large number of CI builds across a lot of disparate systems
set -eu
[ -n " ${ DEBUG :- } " ] && set -x
max_tries = 10
interval = 60 # secs
sudo = ""
# EUID undefined in posix sh
#[ $EUID = 0 ] || sudo=sudo
[ " $( whoami) " = root ] || sudo = sudo
retry( ) {
# no local in posix sh
count = 0
while true; do
# no let or bare (()) in posix sh, must discard output rather than execute it
_ = $(( count += 1 ))
printf "%s try %d: " " $( date '+%F %T' ) " " $count "
echo " $* "
" $@ " &&
break;
echo
if [ " $count " -ge " $max_tries " ] ; then
echo " $count tries failed, aborting... "
exit 1
fi
echo " sleeping for $interval secs before retrying "
sleep " $interval "
echo
done
}
if [ " $( uname -s) " = Darwin ] ; then
echo "Bootstrapping Mac"
# removing adjacent dependency to be able to curl from github to avoid submodule circular dependency (git / submodule / install git & make)
#retry "$srcdir/install_homebrew.sh"
if command -v brew 2>& 1; then
# fix for CI runners on Mac with shallow homebrew clone - which is failing all the BuildKite builds
for git_root in /usr/local/Homebrew/Library/Taps/homebrew/homebrew-core /usr/local/Homebrew/Library/Taps/homebrew/homebrew-cask; do
if [ -d " $git_root " ] ; then
# find out if Homebrew is a shallow git checkout and if so fix it
if [ -f " $( git -C " $git_root " rev-parse --git-dir) /shallow " ] ||
[ " $( git -C " $git_root " rev-parse --is-shallow-repository) " = true ] ; then
git -C " $git_root " fetch --unshallow
fi
fi
done
retry brew update
fi
elif [ " $( uname -s) " = Linux ] ; then
echo "Bootstrapping Linux"
if type apk >/dev/null 2>& 1; then
retry $sudo apk update
retry $sudo apk add --no-progress bash git make
elif type apt-get >/dev/null 2>& 1; then
retry $sudo apt-get update -q
retry $sudo apt-get install -qy git make
elif type yum >/dev/null 2>& 1; then
#retry $sudo yum makecache
retry $sudo yum install -qy git make
else
echo "Package Manager not found on Linux, cannot bootstrap"
exit 1
fi
else
echo "Only Mac & Linux are supported for conveniently bootstrapping all install scripts at this time"
exit 1
fi
#retry make init
# not calling make because in some CI systems we call 'make ci' which includes retries but in others with more restrictive build minutes we only run 'make' for a single shot build
#
#make