Home | History | Annotate | Download | only in afe 
      1 import httplib2, os, sys, traceback, cgi
      2 
      3 from django.http import HttpResponse, HttpResponsePermanentRedirect
      4 from django.http import HttpResponseServerError
      5 from django.template import Context, loader
      6 from autotest_lib.client.common_lib import utils
      7 from autotest_lib.frontend import views_common
      8 from autotest_lib.frontend.afe import models, rpc_handler, rpc_interface
      9 from autotest_lib.frontend.afe import rpc_utils
     10 
     11 site_rpc_interface = utils.import_site_module(
     12         __file__, 'autotest_lib.frontend.afe.site_rpc_interface',
     13         dummy=object())
     14 
     15 # since site_rpc_interface is later in the list, its methods will override those
     16 # of rpc_interface
     17 rpc_handler_obj = rpc_handler.RpcHandler((rpc_interface, site_rpc_interface),
     18                                          document_module=rpc_interface)
     19 
     20 
     21 def handle_rpc(request):
     22     return rpc_handler_obj.handle_rpc_request(request)
     23 
     24 
     25 def rpc_documentation(request):
     26     return rpc_handler_obj.get_rpc_documentation()
     27 
     28 
     29 def model_documentation(request):
     30     model_names = ('Label', 'Host', 'Test', 'User', 'AclGroup', 'Job',
     31                    'AtomicGroup')
     32     return views_common.model_documentation(models, model_names)
     33 
     34 
     35 def redirect_with_extra_data(request, url, **kwargs):
     36     kwargs['getdata'] = request.GET.urlencode()
     37     kwargs['server_name'] = request.META['SERVER_NAME']
     38     return HttpResponsePermanentRedirect(url % kwargs)
     39 
     40 
     41 GWT_SERVER = 'http://localhost:8888/'
     42 def gwt_forward(request, forward_addr):
     43     url = GWT_SERVER + forward_addr
     44     if len(request.POST) == 0:
     45         headers, content = httplib2.Http().request(url, 'GET')
     46     else:
     47         headers, content = httplib2.Http().request(url, 'POST',
     48                                                    body=request.raw_post_data)
     49     http_response = HttpResponse(content)
     50     for header, value in headers.iteritems():
     51         if header not in ('connection',):
     52             http_response[header] = value
     53     return http_response
     54 
     55 
     56 def handler500(request):
     57     t = loader.get_template('500.html')
     58     trace = traceback.format_exc()
     59     context = Context({
     60         'type': sys.exc_type,
     61         'value': sys.exc_value,
     62         'traceback': cgi.escape(trace)
     63     })
     64     return HttpResponseServerError(t.render(context))
     65 
     66 
     67 def handle_file_upload(request):
     68     """Handler for uploading files.
     69 
     70     Saves the files to /tmp and returns the resulting paths on disk.
     71 
     72     @param request: request containing the file data.
     73 
     74     @returns HttpResponse: with the paths of the saved files.
     75     """
     76     if request.method == 'POST':
     77         TEMPT_DIR = '/tmp/'
     78         file_paths = []
     79         for file_name, upload_file in request.FILES.iteritems():
     80             file_path = os.path.join(
     81                     TEMPT_DIR, '_'.join([file_name, upload_file.name]))
     82             with open(file_path, 'wb+') as destination:
     83                 for chunk in upload_file.chunks():
     84                     destination.write(chunk)
     85             file_paths.append(file_path)
     86         return HttpResponse(rpc_utils.prepare_for_serialization(file_paths))
     87