今天想在新的机器上安装 Homebrew，却意外发现命令卡着不动，寻思 ping 了一下 raw.githubusercontent.com , 发现连接服务器超时
官方提供的安装命令失效 ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
没有小飞机的同学，我将安装文件提供如下，保存为 brew_install.rb 即可
随后执行 ruby brew_install.rb 就可以正常安装 brew 了
#!/usr/bin/ruby
# This script installs to /usr/local only. To install elsewhere (which is
# unsupported) you can untar https://github.com/Homebrew/brew/tarball/master
# anywhere you like.
HOMEBREW\_PREFIX = "/usr/local".freeze
HOMEBREW\_REPOSITORY = "/usr/local/Homebrew".freeze
HOMEBREW\_CACHE = "#{ENV\["HOME"\]}/Library/Caches/Homebrew".freeze
BREW\_REPO = "https://github.com/Homebrew/brew".freeze
# TODO: bump version when new macOS is released
MACOS\_LATEST\_SUPPORTED = "10.15".freeze
# TODO: bump version when new macOS is released
MACOS\_OLDEST\_SUPPORTED = "10.13".freeze
# no analytics during installation
ENV\["HOMEBREW\_NO\_ANALYTICS\_THIS\_RUN"\] = "1"
ENV\["HOMEBREW\_NO\_ANALYTICS\_MESSAGE\_OUTPUT"\] = "1"
# get nicer global variables
require "English"
module Tty
module\_function
def blue
bold 34
end
def red
bold 31
end
def reset
escape 0
end
def bold(code = 39)
escape "1;#{code}"
end
def underline
escape "4;39"
end
def escape(code)
"\\033\[#{code}m" if STDOUT.tty?
end
end
class Array
def shell\_s
cp = dup
first = cp.shift
cp.map {|arg| arg.gsub "","\\\\ "}.unshift(first).join(" ")
end
end
def ohai(\*args)
puts "#{Tty.blue}==>#{Tty.bold} #{args.shell\_s}#{Tty.reset}"
end
def warn(warning)
puts "#{Tty.red}Warning#{Tty.reset}: #{warning.chomp}"
end
def system(\*args)
abort "Failed during: #{args.shell\_s}" unless Kernel.system(\*args)
end
def sudo(\*args)
args.unshift("-A") unless ENV\["SUDO\_ASKPASS"\].nil?
ohai "/usr/bin/sudo", \*args
system "/usr/bin/sudo", \*args
end
def getc
system "/bin/stty raw -echo"
if STDIN.respond\_to?(:getbyte)
STDIN.getbyte
else
STDIN.getc
end
ensure
system "/bin/stty -raw echo"
end
def wait\_for\_user
puts
puts "Press RETURN to continue or any other key to abort"
c = getc
# we test for \\r and \\n because some stuff does \\r instead
abort unless (c == 13) || (c == 10)
end
class Version
include Comparable
attr\_reader :parts
def initialize(str)
@parts = str.split(".").map(&:to\_i)
end
def <=>(other)
parts <=> self.class.new(other).parts
end
def to\_s
parts.join(".")
end
end
def macos\_version
@macos\_version ||= Version.new(\`/usr/bin/sw\_vers -productVersion\`.chomp\[/10\\.\\d+/\])
end
def should\_install\_command\_line\_tools?
if macos\_version > "10.13"
!File.exist?("/Library/Developer/CommandLineTools/usr/bin/git")
else
!File.exist?("/Library/Developer/CommandLineTools/usr/bin/git") ||
!File.exist?("/usr/include/iconv.h")
end
end
def user\_only\_chmod?(path)
return false unless File.directory?(path)
mode = File.stat(path).mode & 0777
# u = (mode >> 6) & 07
# g = (mode >> 3) & 07
# o = (mode >> 0) & 07
mode != 0755
end
def chmod?(path)
File.exist?(path) && !(File.readable?(path) && File.writable?(path) && File.executable?(path))
end
def chown?(path)
!File.owned?(path)
end
def chgrp?(path)
!File.grpowned?(path)
end
# USER isn't always set so provide a fall back for the installer and subprocesses.
ENV\["USER"\] ||= \`id -un\`.chomp
# Invalidate sudo timestamp before exiting (if it wasn't active before).
Kernel.system "/usr/bin/sudo -n -v 2>/dev/null"
at\_exit {Kernel.system "/usr/bin/sudo", "-k"} unless $CHILD\_STATUS.success?
# The block form of Dir.chdir fails later if Dir.CWD doesn't exist which I
# guess is fair enough. Also sudo prints a warning message for no good reason
Dir.chdir "/usr"
####################################################################### script
if RUBY\_PLATFORM.to\_s.downcase.include?("linux")
abort <<-EOABORT
To install Linuxbrew, paste at a terminal prompt:
sh -c "$(curl -fsSL https://raw.githubusercontent.com/Linuxbrew/install/master/install.sh)"
EOABORT
elsif macos\_version < "10.7"
abort <<-EOABORT
Your Mac OS X version is too old. See:
#{Tty.underline}https://github.com/mistydemeo/tigerbrew#{Tty.reset}"
EOABORT
elsif macos\_version < "10.9"
abort "Your OS X version is too old"
elsif Process.uid.zero?
abort "Don't run this as root!"elsif !\`dsmemberutil checkmembership -U"#{ENV\["USER"\]}"-G admin\`.include?("user is a member")
abort "This script requires the user #{ENV\["USER"\]} to be an Administrator."
elsif File.directory?(HOMEBREW\_PREFIX) && (!File.executable? HOMEBREW\_PREFIX)
abort <<-EOABORT
The Homebrew prefix, #{HOMEBREW\_PREFIX}, exists but is not searchable. If this is
not intentional, please restore the default permissions and try running the
installer again:
sudo chmod 775 #{HOMEBREW\_PREFIX}
EOABORT
# TODO: bump version when new macOS is released
elsif macos\_version > MACOS\_LATEST\_SUPPORTED || macos\_version < MACOS\_OLDEST\_SUPPORTED
who = "We"
if macos\_version > MACOS\_LATEST\_SUPPORTED
what = "pre-release version"
elsif macos\_version < MACOS\_OLDEST\_SUPPORTED
who << "(and Apple)"
what = "old version"
else
return
end
ohai "You are using macOS #{macos\_version.parts.join(".")}."
ohai "#{who} do not provide support for this #{what}."
puts <<-EOS
This installation may not succeed.
After installation, you will encounter build failures with some formulae.
Please create pull requests instead of asking for help on Homebrew's GitHub,
Discourse, Twitter or IRC. You are responsible for resolving any issues you
experience while you are running this #{what}.
EOS
end
ohai "This script will install:"
puts "#{HOMEBREW\_PREFIX}/bin/brew"
puts "#{HOMEBREW\_PREFIX}/share/doc/homebrew"
puts "#{HOMEBREW\_PREFIX}/share/man/man1/brew.1"
puts "#{HOMEBREW\_PREFIX}/share/zsh/site-functions/\_brew"
puts "#{HOMEBREW\_PREFIX}/etc/bash\_completion.d/brew"
puts HOMEBREW\_REPOSITORY.to\_s
# Keep relatively in sync with
# https://github.com/Homebrew/brew/blob/master/Library/Homebrew/keg.rb
group\_chmods = %w\[bin etc include lib sbin share opt var
Frameworks
etc/bash\_completion.d lib/pkgconfig
share/aclocal share/doc share/info share/locale share/man
share/man/man1 share/man/man2 share/man/man3 share/man/man4
share/man/man5 share/man/man6 share/man/man7 share/man/man8
var/log var/homebrew var/homebrew/linked
bin/brew\]
.map {|d| File.join(HOMEBREW\_PREFIX, d) }
.select {|d| chmod?(d) }
# zsh refuses to read from these directories if group writable
zsh\_dirs = %w\[share/zsh share/zsh/site-functions\]
.map {|d| File.join(HOMEBREW\_PREFIX, d) }
mkdirs = %w\[bin etc include lib sbin share var opt
share/zsh share/zsh/site-functions
var/homebrew var/homebrew/linked
Cellar Caskroom Homebrew Frameworks\]
.map {|d| File.join(HOMEBREW\_PREFIX, d) }
.reject {|d| File.directory?(d) }
user\_chmods = zsh\_dirs.select {|d| user\_only\_chmod?(d) }
chmods = group\_chmods + user\_chmods
chowns = chmods.select {|d| chown?(d) }
chgrps = chmods.select {|d| chgrp?(d) }
unless group\_chmods.empty?
ohai "The following existing directories will be made group writable:"
puts(\*group\_chmods)
end
unless user\_chmods.empty?
ohai "The following existing directories will be made writable by user only:"
puts(\*user\_chmods)
end
unless chowns.empty?
ohai "The following existing directories will have their owner set to #{Tty.underline}#{ENV\["USER"\]}#{Tty.reset}:"
puts(\*chowns)
end
unless chgrps.empty?
ohai "The following existing directories will have their group set to #{Tty.underline}admin#{Tty.reset}:"
puts(\*chgrps)
end
unless mkdirs.empty?
ohai "The following new directories will be created:"
puts(\*mkdirs)
end
if should\_install\_command\_line\_tools?
ohai "The Xcode Command Line Tools will be installed."
end
wait\_for\_user if STDIN.tty? && !ENV\["CI"\]
if File.directory? HOMEBREW\_PREFIX
sudo "/bin/chmod", "u+rwx", \*chmods unless chmods.empty?
sudo "/bin/chmod", "g+rwx", \*group\_chmods unless group\_chmods.empty?
sudo "/bin/chmod", "755", \*user\_chmods unless user\_chmods.empty?
sudo "/usr/sbin/chown", ENV\["USER"\], \*chowns unless chowns.empty?
sudo "/usr/bin/chgrp", "admin", \*chgrps unless chgrps.empty?
else
sudo "/bin/mkdir", "-p", HOMEBREW\_PREFIX
sudo "/usr/sbin/chown", "root:wheel", HOMEBREW\_PREFIX
end
unless mkdirs.empty?
sudo "/bin/mkdir", "-p", \*mkdirs
sudo "/bin/chmod", "g+rwx", \*mkdirs
sudo "/bin/chmod", "755", \*zsh\_dirs
sudo "/usr/sbin/chown", ENV\["USER"\], \*mkdirs
sudo "/usr/bin/chgrp", "admin", \*mkdirs
end
sudo "/bin/mkdir", "-p", HOMEBREW\_CACHE unless File.directory? HOMEBREW\_CACHE
sudo "/bin/chmod", "g+rwx", HOMEBREW\_CACHE if chmod? HOMEBREW\_CACHE
sudo "/usr/sbin/chown", ENV\["USER"\], HOMEBREW\_CACHE if chown? HOMEBREW\_CACHE
sudo "/usr/bin/chgrp", "admin", HOMEBREW\_CACHE if chgrp? HOMEBREW\_CACHE
system "/usr/bin/touch", "#{HOMEBREW\_CACHE}/.cleaned" if File.directory? HOMEBREW\_CACHE
if should\_install\_command\_line\_tools? && macos\_version >= "10.13"
ohai "Searching online for the Command Line Tools"
# This temporary file prompts the 'softwareupdate' utility to list the Command Line Tools
clt\_placeholder = "/tmp/.com.apple.dt.CommandLineTools.installondemand.in-progress"
sudo "/usr/bin/touch", clt\_placeholder
clt\_label\_command = "/usr/sbin/softwareupdate -l |" \\
"grep -B 1 -E'Command Line Tools'|" \\
"awk -F'\*''/^ \*\\\\\*/ {print $2}' | "\\"sed -e 's/^ \*Label: //' -e 's/^ \*//' | "\\"sort -V | "\\"tail -n1"
clt\_label = \`#{clt\_label\_command}\`.chomp
unless clt\_label.empty?
ohai "Installing #{clt\_label}"
sudo "/usr/sbin/softwareupdate", "-i", clt\_label
sudo "/bin/rm", "-f", clt\_placeholder
sudo "/usr/bin/xcode-select", "--switch", "/Library/Developer/CommandLineTools"
end
end
# Headless install may have failed, so fallback to original 'xcode-select' method
if should\_install\_command\_line\_tools? && STDIN.tty?
ohai "Installing the Command Line Tools (expect a GUI popup):"
sudo "/usr/bin/xcode-select", "--install"
puts "Press any key when the installation has completed."
getc
sudo "/usr/bin/xcode-select", "--switch", "/Library/Developer/CommandLineTools"
end
abort <<-EOABORT if \`/usr/bin/xcrun clang 2>&1\` =~ /license/ && !$CHILD\_STATUS.success?
You have not agreed to the Xcode license.
Before running the installer again please agree to the license by opening
Xcode.app or running:
sudo xcodebuild -license
EOABORT
ohai "Downloading and installing Homebrew..."
Dir.chdir HOMEBREW\_REPOSITORY do
# we do it in four steps to avoid merge errors when reinstalling
system "git", "init", "-q"
# "git remote add" will fail if the remote is defined in the global config
system "git", "config", "remote.origin.url", BREW\_REPO
system "git", "config", "remote.origin.fetch", "+refs/heads/\*:refs/remotes/origin/\*"
# ensure we don't munge line endings on checkout
system "git", "config", "core.autocrlf", "false"
system "git", "fetch", "origin", "master:refs/remotes/origin/master",
"--tags", "--force"
system "git", "reset", "--hard", "origin/master"
system "ln", "-sf", "#{HOMEBREW\_REPOSITORY}/bin/brew", "#{HOMEBREW\_PREFIX}/bin/brew"
system "#{HOMEBREW\_PREFIX}/bin/brew", "update", "--force"
end
warn "#{HOMEBREW\_PREFIX}/bin is not in your PATH." unless ENV\["PATH"\].split(":").include? "#{HOMEBREW\_PREFIX}/bin"
ohai "Installation successful!"
puts
# Use the shell's audible bell.
print "\\a"
# Use an extra newline and bold to avoid this being missed.
ohai "Homebrew has enabled anonymous aggregate formulae and cask analytics."
puts <<-EOS
#{Tty.bold}Read the analytics documentation (and how to opt-out) here:
#{Tty.underline}https://docs.brew.sh/Analytics#{Tty.reset}
EOS
ohai "Homebrew is run entirely by unpaid volunteers. Please consider donating:"
puts <<-EOS
#{Tty.underline}https://github.com/Homebrew/brew#donations#{Tty.reset}
EOS
Dir.chdir HOMEBREW\_REPOSITORY do
system "git", "config", "--local", "--replace-all", "homebrew.analyticsmessage", "true"
system "git", "config", "--local", "--replace-all", "homebrew.caskanalyticsmessage", "true"
end
ohai "Next steps:"
puts "- Run \`brew help\` to get started"
puts "- Further documentation:"
puts "#{Tty.underline}https://docs.brew.sh#{Tty.reset}"