Add bootstrap hook for boto

DEPS

@@ -12,6 +12,11 @@ deps = {
 }
 
 hooks = [
+  {
+    'name': 'bootstrap',
+    'pattern': '.',
+    'action': ['python', 'src/brave/script/bootstrap.py'],
+  },
   {
     # Apply patches to chromium src
     'name': 'apply_patches',

script/bootstrap.py

@@ -0,0 +1,79 @@
+#!/usr/bin/env python
+
+import argparse
+import os
+import subprocess
+import sys
+
+from lib.config import PLATFORM, SOURCE_ROOT, \
+                       enable_verbose_mode, is_verbose_mode
+from lib.util import execute_stdout, scoped_cwd
+
+
+VENDOR_DIR = os.path.join(SOURCE_ROOT, 'vendor')
+PYTHON_26_URL = 'https://chromium.googlesource.com/chromium/deps/python_26'
+
+NPM = 'npm'
+if sys.platform in ['win32', 'cygwin']:
+  NPM += '.cmd'
+
+
+def main():
+  os.chdir(SOURCE_ROOT)
+
+  args = parse_args()
+  if not args.yes and PLATFORM != 'win32':
+    check_root()
+  if args.verbose:
+    enable_verbose_mode()
+  if sys.platform == 'cygwin':
+    update_win32_python()
+
+  setup_python_libs()
+  update_node_modules('.')
+
+
+def parse_args():
+  parser = argparse.ArgumentParser(description='Bootstrap this project')
+  parser.add_argument('-v', '--verbose',
+                      action='store_true',
+                      help='Prints the output of the subprocesses')
+  parser.add_argument('-y', '--yes', '--assume-yes',
+                      action='store_true',
+                      help='Run non-interactively by assuming "yes" to all ' \
+                           'prompts.')
+
+  return parser.parse_args()
+
+
+def check_root():
+  if os.geteuid() == 0:
+    print "We suggest not running this as root, unless you're really sure."
+    choice = raw_input("Do you want to continue? [y/N]: ")
+    if choice not in ('y', 'Y'):
+      sys.exit(0)
+
+
+def setup_python_libs():
+  for lib in ('requests', 'boto'):
+    with scoped_cwd(os.path.join(VENDOR_DIR, lib)):
+      execute_stdout([sys.executable, 'setup.py', 'build'])
+
+def update_node_modules(dirname, env=None):
+  if env is None:
+    env = os.environ.copy()
+  with scoped_cwd(dirname):
+    args = [NPM, 'install']
+    if is_verbose_mode():
+      args += ['--verbose']
+    execute_stdout(args, env)
+
+
+def update_win32_python():
+  with scoped_cwd(VENDOR_DIR):
+    if not os.path.exists('python_26'):
+      execute_stdout(['git', 'clone', PYTHON_26_URL])
+
+
+if __name__ == '__main__':
+  sys.exit(main())