549f113930
Examples of situations when HEAD is not symbolic: * You're doing interactive rebase * You're using git bisect * ... and so on.
80 lines
2.3 KiB
Ruby
Executable file
80 lines
2.3 KiB
Ruby
Executable file
#!/usr/bin/ruby
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# Run Boxen.
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require "pathname"
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if ENV["USER"] == "root"
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abort "Run this as a normal user, I'll sudo if I need to."
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end
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# Make sure only one boxen process runs at a time.
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myself = File.new __FILE__
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unless myself.flock File::LOCK_EX | File::LOCK_NB
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abort "You're already running a boxen process! Know a patience."
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end
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# Yeah yeah, I like to be explicit.
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at_exit { myself.flock File::LOCK_UN }
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# Put us where we belong, in the root dir of our boxen repo.
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Dir.chdir Pathname.new(__FILE__).realpath + "../.."
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# Auto-update code. This is done as early as possible so that changes
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# to boxen support code or dependencies can be grabbed.
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unless ENV["BOXEN_NO_PULL"] || ARGV.include?("--no-pull")
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quietly = "> /dev/null 2>&1"
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if system("which git > /dev/null") && File.directory?(".git") \
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&& fetch = system("git fetch -q origin")
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clean = `git status --porcelain`.empty?
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current_branch = `git symbolic-ref HEAD`.chomp
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master = current_branch == "refs/heads/master"
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upstream_changes = `git rev-list --count master..origin/master`.chomp != '0'
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fast_forwardable = `git rev-list --count origin/master..master`.chomp == '0'
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if !master
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short_branch = if current_branch.empty?
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`git log -1 --pretty=format:%h`
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else
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current_branch.split('/')[2..-1].join('/')
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end
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warn "Boxen on a non-master branch '#{short_branch}', won't auto-update!"
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elsif !fast_forwardable
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warn "Boxen's master branch is out of sync, won't auto-update!"
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elsif !clean
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warn "Boxen has a dirty tree, won't auto-update!"
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elsif !upstream_changes
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warn "Boxen is up-to-date."
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end
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if clean && master && fast_forwardable && upstream_changes
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reset = "(git reset --hard origin/master #{quietly})"
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reclean = "(git clean -qdf)"
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unless system "#{reset} && #{reclean}"
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warn "Auto-update of Boxen FAILED, continuing."
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end
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end
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end
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end
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# Make sure our local dependencies are up to date.
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strap = %w(script/bootstrap --deployment --local --without development:test --no-cache)
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abort "Can't bootstrap, dependencies are outdated." unless system *strap
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# Set up our local configuration, deps, and load path.
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load "config/basic.rb"
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require "boxen/cli"
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# Okay, let's run this thing.
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exit Boxen::CLI.run ARGV
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