[fv_args, match_list] = update_opts_into_exp(e)
if len(fv_args) > 0:
# update previous opt-ins into this updated experiment
try:
returned_ids = fv.proxy.api.changeFlowSpace(fv_args)
for i in range(len(match_list)):
match_list[i].fv_id = returned_ids[i]
match_list[i].save()
except Exception, exc:
from openflow.optin_manager.opts.helper import opt_fses_outof_exp
import traceback
traceback.print_exc()
all_opts = UserOpts.objects.filter(experiment=e)
for opt in all_opts:
optfses = OptsFlowSpace.objects.filter(opt=opt)
opt_fses_outof_exp(optfses)
all_opts.delete()
print exc
raise Exception(
parseFVexception(
exc,
"Couldn't re-opt into updated experiment. Lost all the opt-ins: "
))
flowspace_correctly_granted = True
automatic_settings = get_automatic_settings()
try:
if automatic_settings["flowspace_auto_approval"]:
auto_fs_granter(e)
# FIXME An exception is being raised. Investigate.
except Exception as exc:
def opt_out(request):
'''
The view function for opt-out.
the request.POST should contain {UserOpts.id:"checked"} for all the UserOpts
to be opted out.
'''
error_msg = []
profile = UserProfile.get_or_create_profile(request.user)
keys = request.POST.keys()
if (request.method == "POST"):
fv_args = []
for key in keys:
try:
# check all the keys that are integer values and opt them out.
int(key)
opt = UserOpts.objects.get(id=key)
except:
continue
ofs = OptsFlowSpace.objects.filter(opt=opt)
new_fv_args = opt_fses_outof_exp(ofs)
fv_args = fv_args + new_fv_args
opt.delete()
if len(error_msg) == 0:
# Now make sure the priorities are consequative
nice_opts = UserOpts.objects.filter(user=request.user,
nice=True).order_by('priority')
next_priority = profile.max_priority_level - Priority.Strict_Priority_Offset - 1
for opt in nice_opts:
if opt.priority != next_priority:
opt.priority = next_priority
opt.save()
new_args = update_match_struct_priority_and_get_fv_args(
opt)
fv_args = fv_args + new_args
next_priority = next_priority - 1
strict_opts = UserOpts.objects.filter(
user=request.user, nice=False).order_by('priority')
next_priority = profile.max_priority_level - 1
for opt in strict_opts:
if opt.priority != next_priority:
opt.priority = next_priority
opt.save()
new_args = update_match_struct_priority_and_get_fv_args(
opt)
fv_args = fv_args + new_args
next_priority = next_priority - 1
try:
fv = FVServerProxy.objects.all()[0]
try:
if len(fv_args) > 0:
fv.proxy.api.changeFlowSpace(fv_args)
except Exception, e:
import traceback
traceback.print_exc()
transaction.rollback()
error_msg.append(
"change flowspace in opt_out view failed: %s" % str(e))
except Exception, e:
import traceback
traceback.print_exc()
transaction.rollback()
error_msg.append("Flowvisor not set: %s" % str(e))
if (len(error_msg) == 0):
userFS = UserFlowSpace.objects.filter(user=request.user)
# check if the user already have opted into this experiment before
prev_opts = UserOpts.objects.filter(experiment=selexp)
if (prev_opts.count() > 0):
assigned_priority = prev_opts[0].priority
all_prev_opts_fs = []
for a_prev_opt in prev_opts:
a_prev_opt_fses = a_prev_opt.optsflowspace_set.all()
for a_prev_opt_fs in a_prev_opt_fses:
all_prev_opts_fs.append(a_prev_opt_fs)
# now opt out the flowpsaces and clear flowspace and match_struct entries
# from the database:
del_fv_args = opt_fses_outof_exp(all_prev_opts_fs)
# delete all the previous opts into this experiemnt from the database
prev_opts.delete()
else:
del_fv_args = []
# Now opt the user into the selected experiemnt
[add_fv_args,
match_list] = opt_fs_into_exp(userFS, selexp, request.user,
assigned_priority, True)
try:
fv = FVServerProxy.objects.all()[0]
try:
fv_args = add_fv_args + del_fv_args
[fv_args,match_list] = update_opts_into_exp(e)
if len(fv_args) > 0:
# update previous opt-ins into this updated experiment
try:
returned_ids = fv.proxy.api.changeFlowSpace(fv_args)
for i in range(len(match_list)):
match_list[i].fv_id = returned_ids[i]
match_list[i].save()
except Exception, exc:
from openflow.optin_manager.opts.helper import opt_fses_outof_exp
import traceback
traceback.print_exc()
all_opts = UserOpts.objects.filter(experiment=e)
for opt in all_opts:
optfses = OptsFlowSpace.objects.filter(opt = opt)
opt_fses_outof_exp(optfses)
all_opts.delete()
print exc
raise Exception(parseFVexception(exc,"Couldn't re-opt into updated experiment. Lost all the opt-ins: "))
try:
# Get project detail URL to send via e-mail
from openflow.optin_manager.opts import urls
from django.core.urlresolvers import reverse
project_detail_url = reverse("opt_in_experiment") or "/"
# No "https://" check should be needed if settings are OK
site_domain_url = "https://" + Site.objects.get_current().domain + project_detail_url
# Tuple with the requested VLAN range
try:
vlan_range = "\nVLAN range: %s\n\n" % str((all_efs[0].vlan_id_s, all_efs[0].vlan_id_e))
except:
def opt_out(request):
'''
The view function for opt-out.
the request.POST should contain {UserOpts.id:"checked"} for all the UserOpts
to be opted out.
'''
error_msg = []
profile = UserProfile.get_or_create_profile(request.user)
keys = request.POST.keys()
if (request.method == "POST"):
fv_args = []
for key in keys:
try:
# check all the keys that are integer values and opt them out.
int(key)
opt = UserOpts.objects.get(id=key)
except:
continue
ofs = OptsFlowSpace.objects.filter(opt=opt)
new_fv_args = opt_fses_outof_exp(ofs)
fv_args = fv_args + new_fv_args
opt.delete()
if len(error_msg) == 0:
# Now make sure the priorities are consequative
nice_opts = UserOpts.objects.filter(user = request.user,nice=True).order_by('priority')
next_priority = profile.max_priority_level - Priority.Strict_Priority_Offset - 1
for opt in nice_opts:
if opt.priority != next_priority:
opt.priority = next_priority
opt.save()
new_args = update_match_struct_priority_and_get_fv_args(opt)
fv_args = fv_args + new_args
next_priority = next_priority - 1
strict_opts = UserOpts.objects.filter(user = request.user,nice=False).order_by('priority')
next_priority = profile.max_priority_level - 1
for opt in strict_opts:
if opt.priority != next_priority:
opt.priority = next_priority
opt.save()
new_args = update_match_struct_priority_and_get_fv_args(opt)
fv_args = fv_args + new_args
next_priority = next_priority -1
try:
fv = FVServerProxy.objects.all()[0]
try:
if len(fv_args) > 0:
fv.proxy.api.changeFlowSpace(fv_args)
except Exception,e:
import traceback
traceback.print_exc()
transaction.rollback()
error_msg.append("change flowspace in opt_out view failed: %s"%str(e))
except Exception,e:
import traceback
traceback.print_exc()
transaction.rollback()
error_msg.append("Flowvisor not set: %s"%str(e))
if (len(error_msg)==0):
userFS = UserFlowSpace.objects.filter(user = request.user)
# check if the user already have opted into this experiment before
prev_opts = UserOpts.objects.filter(experiment = selexp)
if (prev_opts.count() > 0):
assigned_priority = prev_opts[0].priority
all_prev_opts_fs = []
for a_prev_opt in prev_opts:
a_prev_opt_fses = a_prev_opt.optsflowspace_set.all()
for a_prev_opt_fs in a_prev_opt_fses:
all_prev_opts_fs.append(a_prev_opt_fs)
# now opt out the flowpsaces and clear flowspace and match_struct entries
# from the database:
del_fv_args = opt_fses_outof_exp(all_prev_opts_fs)
# delete all the previous opts into this experiemnt from the database
prev_opts.delete()
else:
del_fv_args = []
# Now opt the user into the selected experiemnt
[add_fv_args,match_list] = opt_fs_into_exp(userFS,selexp,request.user,
assigned_priority,True)
try:
fv = FVServerProxy.objects.all()[0]
try:
fv_args = add_fv_args + del_fv_args
if len(fv_args) > 0: