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homebrew-3.3.sh
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homebrew-3.3.sh
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#!/bin/bash
# Script to install Homebrew on a Mac.
# Author: richard at richard - purves dot com
# Version: 1.0 - 21st May 2017
# Heavily hacked by Tony Williams (honestpuck@gmail.com)
# Latest version at https://github.com/Honestpuck/homebrew.sh
# v2.0 - 19th Sept 2019
# v2.0.1 Fixed global cache error
# v2.0.2 Fixed brew location error
# v2.0.3 Added more directories to handle
# v3.0 Catalina version 2020-02-17
# v3.1 | 2020-03-24 | Fix permissions for /private/tmp
# v3.2 2020-07-18 Added Caskroom to directories created and added check for binary
# update if it exists then exit
# 2021-01-11 | Support for osx arm64 added by Shawn Smith (https://github.com/HelixSpiral)
# 2021-04-11 | Some Big Sur cleanup. Posting as 3.3
# Set up variables and functions here
consoleuser=$(scutil <<< "show State:/Users/ConsoleUser" | awk '/Name :/ && ! /loginwindow/ { print $3 }' )
UNAME_MACHINE="$(uname -m)"
# Logging stuff starts here
LOGFOLDER="/private/var/log/"
LOG="${LOGFOLDER}Homebrew.log"
if [ ! -d "$LOGFOLDER" ]; then
mkdir $LOGFOLDER
fi
# Set the prefix based on the machine type
if [[ "$UNAME_MACHINE" == "arm64" ]]; then
# M1/arm64 machines
HOMEBREW_PREFIX="/opt/homebrew"
else
# Intel machines
HOMEBREW_PREFIX="/usr/local"
fi
if [[ -e "${HOMEBREW_PREFIX}/bin/brew" ]]; then
su -l "$consoleuser" -c "${HOMEBREW_PREFIX}/bin/brew update"
exit 0
fi
# are we in the right group
check_grp=$(groups ${consoleuser} | grep -c '_developer')
if [[ $check_grp != 1 ]]; then
/usr/sbin/dseditgroup -o edit -a "${consoleuser}" -t user _developer
fi
function logme()
{
# Check to see if function has been called correctly
if [ -z "$1" ] ; then
echo "$(date) - logme function call error: no text passed to function! Please recheck code!" | tee -a $LOG
exit 1
fi
# Log the passed details
echo -e "$(date) - $1" | tee -a $LOG
}
# Check and start logging
logme "Homebrew Installation"
#############################
# debug - commented out #
# remove comments if needed #
#############################
# logme "user is $consoleuser"
# logme "is user in dev group? $check_grp"
# Have the xcode command line tools been installed?
logme "Checking for Xcode Command Line Tools installation"
check=$( pkgutil --pkgs | grep -c "CLTools_Executables" )
if [[ "$check" != 1 ]]; then
logme "Installing Xcode Command Tools"
# This temporary file prompts the 'softwareupdate' utility to list the Command Line Tools
touch /tmp/.com.apple.dt.CommandLineTools.installondemand.in-progress
clt=$(softwareupdate -l | grep -B 1 -E "Command Line (Developer|Tools)" | awk -F"*" '/^ +\\*/ {print $2}' | sed 's/^ *//' | tail -n1)
# the above don't work in Catalina so ...
if [[ -z $clt ]]; then
clt=$(softwareupdate -l | grep "Label: Command" | tail -1 | sed 's#\* Label: \(.*\)#\1#')
fi
softwareupdate -i "$clt"
rm -f /tmp/.com.apple.dt.CommandLineTools.installondemand.in-progress
/usr/bin/xcode-select --switch /Library/Developer/CommandLineTools
fi
# Is homebrew already installed?
if [[ ! -e "${HOMEBREW_PREFIX}/bin/brew" ]]; then
# Install Homebrew. This doesn't like being run as root so we must do this manually.
logme "Installing Homebrew"
mkdir -p "${HOMEBREW_PREFIX}/Homebrew"
# Curl down the latest tarball and install to ${HOMEBREW_PREFIX}/Homebrew
curl -L https://github.com/Homebrew/brew/tarball/master | tar xz --strip 1 -C "${HOMEBREW_PREFIX}/Homebrew"
# Manually make all the appropriate directories and set permissions
mkdir -p "${HOMEBREW_PREFIX}/Cellar" "${HOMEBREW_PREFIX}/Homebrew"
mkdir -p "${HOMEBREW_PREFIX}/Caskroom" "${HOMEBREW_PREFIX}/Frameworks" "${HOMEBREW_PREFIX}/bin"
mkdir -p "${HOMEBREW_PREFIX}/include" "${HOMEBREW_PREFIX}/lib" "${HOMEBREW_PREFIX}/opt" "${HOMEBREW_PREFIX}/etc" "${HOMEBREW_PREFIX}/sbin"
mkdir -p "${HOMEBREW_PREFIX}/share/zsh/site-functions" "${HOMEBREW_PREFIX}/var"
mkdir -p "${HOMEBREW_PREFIX}/share/doc" "${HOMEBREW_PREFIX}/man/man1" "${HOMEBREW_PREFIX}/share/man/man1"
#chown -R "${consoleuser}":_developer "${HOMEBREW_PREFIX}/*"
##################################################################
### M Lamont changed to not overwrite existing folders, e.g jamf #
### also took th ebrackets out as this was stopping it working #
### and No I don't know why #
##################################################################
chown -R "$consoleuser":_developer "${HOMEBREW_PREFIX}/Cellar"
chown -R "$consoleuser":_developer "${HOMEBREW_PREFIX}/Homebrew"
chown -R "$consoleuser":_developer "${HOMEBREW_PREFIX}/Caskroom"
chown -R "$consoleuser":_developer "${HOMEBREW_PREFIX}/Frameworks"
chown -R "$consoleuser":_developer "${HOMEBREW_PREFIX}/bin"
chown -R "$consoleuser":_developer "${HOMEBREW_PREFIX}/include"
chown -R "$consoleuser":_developer "${HOMEBREW_PREFIX}/lib"
chown -R "$consoleuser":_developer "${HOMEBREW_PREFIX}/opt"
chown -R "$consoleuser":_developer "${HOMEBREW_PREFIX}/etc"
chown -R "$consoleuser":_developer "${HOMEBREW_PREFIX}/sbin"
chown -R "$consoleuser":_developer "${HOMEBREW_PREFIX}/share"
chown -R "$consoleuser":_developer "${HOMEBREW_PREFIX}/var"
chown -R "$consoleuser":_developer "${HOMEBREW_PREFIX}/man"
chmod -R g+rwx "${HOMEBREW_PREFIX}/*"
chmod 755 "${HOMEBREW_PREFIX}/share/zsh" "${HOMEBREW_PREFIX}/share/zsh/site-functions"
# Create a system wide cache folder
mkdir -p /Library/Caches/Homebrew
chmod g+rwx /Library/Caches/Homebrew
chown "${consoleuser}:_developer" /Library/Caches/Homebrew
# put brew where we can find it
ln -s "${HOMEBREW_PREFIX}/Homebrew/bin/brew" "${HOMEBREW_PREFIX}/bin/brew"
# Install the MD5 checker or the recipes will fail
su -l "$consoleuser" -c "${HOMEBREW_PREFIX}/bin/brew install md5sha1sum"
echo 'export PATH="${HOMEBREW_PREFIX}/opt/openssl/bin:$PATH"' | \
tee -a /Users/${consoleuser}/.bash_profile /Users/${consoleuser}/.zshrc
chown ${consoleuser} /Users/${consoleuser}/.bash_profile /Users/${consoleuser}/.zshrc
# clean some directory stuff for Catalina
chown -R root:wheel /private/tmp
chmod 777 /private/tmp
chmod +t /private/tmp
############################
## M Lamont Add to paths.d #
############################
touch /etc/paths.d/brew
echo "${HOMEBREW_PREFIX}/bin" > /etc/paths.d/brew
fi
# Make sure everything is up to date
logme "Updating Homebrew"
su -l "$consoleuser" -c "${HOMEBREW_PREFIX}/bin/brew update" 2>&1 | tee -a ${LOG}
# set shellenv for M1 users
if [[ "$UNAME_MACHINE" == "arm64" ]]; then
echo 'eval $(/opt/homebrew/bin/brew shellenv)' >> /Users/${consoleuser}/.profile
fi
# logme user that all is completed
logme "Installation complete"
exit 0