Add script/cibuild

This just ensures that we can bootstrap and build.

brightray/script/cibuild

@@ -0,0 +1,39 @@
+#!/usr/bin/env python
+
+import os
+import subprocess
+import sys
+
+
+SOURCE_ROOT = os.path.abspath(os.path.dirname(os.path.dirname(__file__)))
+# We're in JENKINS_ROOT/workspace/brightray. Walk up to JENKINS_ROOT.
+JENKINS_ROOT = os.path.dirname(os.path.dirname(SOURCE_ROOT))
+S3_CREDENTIALS_FILE = os.path.join(JENKINS_ROOT, 'config', 's3credentials')
+
+
+def main():
+    if not os.path.isfile(S3_CREDENTIALS_FILE):
+        return 'Error: Can\'t find {0}'.format(S3_CREDENTIALS_FILE)
+    copy_to_environment(S3_CREDENTIALS_FILE)
+
+    run_script('bootstrap', 'https://{0}.s3.amazonaws.com/libchromiumcontent'.format(os.environ['JANKY_ARTIFACTS_S3_BUCKET']))
+    run_script('build')
+
+
+def copy_to_environment(credentials_file):
+    with open(credentials_file, 'r') as f:
+        for line in f:
+            key, value = line.strip().split('=')
+            value = value.strip("'")
+            os.environ[key] = value
+
+
+def run_script(script, *args):
+    script = os.path.join('script', script)
+    sys.stderr.write('+ {0}\n'.format(script))
+    sys.stderr.flush()
+    subprocess.check_call([sys.executable, script] + list(args))
+
+
+if __name__ == '__main__':
+    sys.exit(main())