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my-boxen/script/boxen

81 lines
2.4 KiB
Ruby
Executable File

#!/usr/bin/ruby
# Run Boxen.
require "pathname"
if ENV["USER"] == "root"
abort "Run this as a normal user, I'll sudo if I need to."
end
# Make sure only one boxen process runs at a time.
myself = File.new __FILE__
unless myself.flock File::LOCK_EX | File::LOCK_NB
abort "You're already running a boxen process! Know a patience."
end
# Yeah yeah, I like to be explicit.
at_exit { myself.flock File::LOCK_UN }
# Put us where we belong, in the root dir of our boxen repo.
Dir.chdir Pathname.new(__FILE__).realpath + "../.."
# Auto-update code. This is done as early as possible so that changes
# to boxen support code or dependencies can be grabbed.
NO_PULL_ARGS = %w[--no-pull -h -? --help] + [/-service/]
unless ENV["BOXEN_NO_PULL"] ||
ARGV.any? { |arg| NO_PULL_ARGS.any? { |no| arg.match(no) } }
quietly = "> /dev/null 2>&1"
if system("which git > /dev/null") && File.directory?(".git") \
&& system("git fetch -q origin")
clean = `git status --porcelain`.empty?
current_branch = `git symbolic-ref HEAD`.chomp
master = current_branch == "refs/heads/master"
upstream_changes = `git rev-list --count master..origin/master`.chomp != '0'
fast_forwardable = `git rev-list --count origin/master..master`.chomp == '0'
if current_branch.empty?
ref = `git log -1 --pretty=format:%h`
warn "Boxen not currently on any branch (ref: #{ref}), won't auto-update!"
elsif !master
local_branch = current_branch.split('/')[2..-1].join('/')
warn "Boxen on a non-master branch '#{local_branch}', won't auto-update!"
elsif !fast_forwardable
warn "Boxen's master branch is out of sync, won't auto-update!"
elsif !clean
warn "Boxen has a dirty tree, won't auto-update!"
elsif !upstream_changes
warn "Boxen is up-to-date."
end
if clean && master && fast_forwardable && upstream_changes
reset = "(git reset --hard origin/master #{quietly})"
reclean = "(git clean -qdf)"
unless system "#{reset} && #{reclean}"
warn "Auto-update of Boxen FAILED, continuing."
end
end
end
end
# Make sure our local dependencies are up to date.
strap = %w(script/bootstrap --deployment --local --without development:test --no-cache)
abort "Can't bootstrap, dependencies are outdated." unless system *strap
# Set up our local configuration, deps, and load path.
load "config/basic.rb"
require "boxen/cli"
# Okay, let's run this thing.
exit Boxen::CLI.run ARGV