Added git

git.rb

@@ -0,0 +1,91 @@
+dep 'git.managed' do
+  requires 'ppa'.with('ppa:git-core/ppa')
+  installs 'git'
+  provides 'git >= 1.7.4.1'
+end
+
+dep 'git.src', :version do
+  version.default!('1.7.9')
+  source "http://git-core.googlecode.com/files/git-#{version}.tar.gz"
+  met? { in_path? "git >= #{version}" }
+end
+
+dep 'web repo', :path do
+  requires [
+    'web repo exists'.with(path),
+    'web repo hooks'.with(path),
+    'web repo always receives'.with(path),
+    'bundler.gem'
+  ]
+  met? {
+    vanity_path = path.p.sub(/^#{Etc.getpwuid(Process.euid).dir.chomp('/')}/, '~')
+    log "All done. The repo's URI: " + "#{shell('whoami')}@#{shell('hostname -f')}:#{vanity_path}".colorize('underline')
+    true
+  }
+end
+
+dep 'web repo always receives', :path do
+  requires 'web repo exists'.with(path)
+  met? { cd(path) { shell?("git config receive.denyCurrentBranch") == 'ignore' } }
+  meet { cd(path) { shell("git config receive.denyCurrentBranch ignore") } }
+end
+
+dep 'web repo hooks', :path do
+  requires 'web repo exists'.with(path)
+  met? {
+    %w[pre-receive post-receive].all? {|hook_name|
+      (path / ".git/hooks/#{hook_name}").executable? &&
+      Babushka::Renderable.new(path / ".git/hooks/#{hook_name}").from?(dependency.load_path.parent / "git/deploy-repo-#{hook_name}")
+    }
+  }
+  meet {
+    cd path, :create => true do
+      %w[pre-receive post-receive].each {|hook_name|
+        render_erb "git/deploy-repo-#{hook_name}", :to => ".git/hooks/#{hook_name}"
+        shell "chmod +x .git/hooks/#{hook_name}"
+      }
+    end
+  }
+end
+
+dep 'web repo exists', :path do
+  requires 'git'
+  path.ask("Where should the repo be created").default("~/current")
+  met? { (path / '.git').dir? }
+  meet {
+    cd path, :create => true do
+      shell "git init"
+    end
+  }
+end
+
+dep 'github token set' do
+  met? { !shell('git config --global github.token').blank? }
+  meet { shell("git config --global github.token '#{var(:github_token)}'")}
+end
+
+dep 'pushed.repo' do
+  requires 'remote exists.repo'
+  setup { repo.repo_shell "git fetch #{var(:remote_name)}" }
+  met? {
+    repo.repo_shell("git rev-parse --short #{var(:deploy_ref)}") ==
+    repo.repo_shell("git rev-parse --short #{var(:remote_name)}/#{var(:deploy_ref)}")
+  }
+  meet { repo.repo_shell "git push #{var(:remote_name)} #{var(:deploy_ref)}", :log => true }
+end
+
+dep 'remote exists.repo' do
+  def remote_url
+    repo.repo_shell("git config remote.#{var(:remote_name)}.url")
+  end
+  met? { remote_url == var(:remote_url) }
+  meet {
+    if remote_url.blank?
+      log "The #{var(:remote_name)} remote isn't configured."
+      repo.repo_shell("git remote add #{var(:remote_name)} '#{var(:remote_url)}'")
+    elsif remote_url != var(:remote_url)
+      log "The #{var(:remote_name)} remote has a different URL (#{var(:remote_url)})."
+      repo.repo_shell("git remote set-url #{var(:remote_name)} '#{var(:remote_url)}'")
+    end
+  }
+end

git/deploy-repo-post-receive

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+#!/bin/bash
+
+cd .. # up from .git/
+unset GIT_DIR # otherwise `git` commands can't see other repos
+babushka --colour 'benhoskings:up to date.repo' git_ref_data="$(cat /dev/stdin)"

git/deploy-repo-pre-receive

@@ -0,0 +1,5 @@
+#!/bin/bash
+
+cd .. # up from .git/
+unset GIT_DIR # otherwise `git` commands can't see other repos
+babushka --colour 'benhoskings:ready for update.repo' git_ref_data="$(cat /dev/stdin)"