def update_ug_and_vol(g_id, gfields, vol1_id, vol2_id):
db.update_user_gateway(g_id, **gfields)
attrs = {"UG_version": 1}
# Force update of UG version
db.update_volume(vol1_id, **attrs)
db.update_volume(vol2_id, **attrs)
def deactivatevolume(request, volume_id):
session = request.session
username = session['login_email']
vol = db.read_volume(volume_id)
if not vol:
return redirect('django_volume.views.viewvolume', volume_id)
if request.method == "POST":
form = libforms.Password(request.POST)
if not form.is_valid():
session['message'] = "Password required."
return redirect('django_volume.views.volumesettings',
vol.volume_id)
# Check password hash
hash_check = Volume.generate_password_hash(
form.cleaned_data['password'], vol.volume_secret_salt)
if hash_check != vol.volume_secret_salted_hash:
session['message'] = "Incorrect password."
return redirect('django_volume.views.volumesettings',
vol.volume_id)
fields = {'active': False}
db.update_volume(vol.volume_id, **fields)
session['new_change'] = "We've deactivated your volume."
session['next_url'] = '/syn/volume/' + str(vol.volume_id)
session['next_message'] = "Click here to go back to your volume."
return redirect('/syn/thanks')
return redirect("/syn/volume/" + str(vol.volume_id))
def delete_and_update(rg_id, attached_volume_ids):
db.delete_replica_gateway(rg_id)
for v in attached_volume_ids:
vol = db.read_volume(v)
if not vol:
continue
new_rg_ids = vol.rg_ids
new_rg_ids.remove(rg_id)
attrs = {"rg_ids":new_rg_ids}
db.update_volume(v, **attrs)
session.pop("rg_initial_data" + str(g_id), None)
def delete_and_update(rg_id, attached_volume_ids):
db.delete_replica_gateway(rg_id)
for v in attached_volume_ids:
vol = db.read_volume(v)
if not vol:
continue
new_rg_ids = vol.rg_ids
new_rg_ids.remove(rg_id)
attrs = {"rg_ids": new_rg_ids}
db.update_volume(v, **attrs)
session.pop("rg_initial_data" + str(g_id), None)
def delete_and_update(ag_id, attached_volume_ids):
db.delete_acquisition_gateway(ag_id)
for v in attached_volume_ids:
vol = db.read_volume(v)
if not vol:
continue
new_ag_ids = vol.ag_ids
new_ag_ids.remove(ag_id)
attrs = {"ag_ids":new_ag_ids}
db.update_volume(v, **attrs)
session.pop("ag_initial_data", None)
def delete_and_update(ag_id, attached_volume_ids):
db.delete_acquisition_gateway(ag_id)
for v in attached_volume_ids:
vol = db.read_volume(v)
if not vol:
continue
new_ag_ids = vol.ag_ids
new_ag_ids.remove(ag_id)
attrs = {"ag_ids": new_ag_ids}
db.update_volume(v, **attrs)
session.pop("ag_initial_data", None)
def changedesc(request, volume_id):
session = request.session
username = session['login_email']
vol = db.read_volume(volume_id)
if not vol:
return redirect('django_volume.views.viewvolume', volume_id)
if request.method != "POST":
return redirect('/syn/volume/' + str(vol.volume_id) + '/settings')
form = libforms.Password(request.POST)
desc_form = forms.ChangeVolumeD(request.POST)
old_data = {}
if not form.is_valid():
session['message'] = "Password required."
desc_form.is_valid()
if desc_form.errors:
session['old_data' + str(volume_id)] = ""
else:
session['old_data' +
str(volume_id)] = desc_form.cleaned_data['description']
return redirect('django_volume.views.volumesettings', volume_id)
# Check password hash
hash_check = Volume.generate_password_hash(form.cleaned_data['password'],
vol.volume_secret_salt)
if hash_check != vol.volume_secret_salted_hash:
session['message'] = "Incorrect password."
desc_form.is_valid()
if desc_form.errors:
session['old_data' + str(volume_id)] = ""
else:
session['old_data' +
str(volume_id)] = desc_form.cleaned_data['description']
return redirect('django_volume.views.volumesettings', volume_id)
if not desc_form.is_valid():
session['message'] = "Invalid description field entries."
return redirect('django_volume.views.volumesettings', volume_id)
kwargs = {}
if desc_form.cleaned_data['description']:
kwargs['description'] = desc_form.cleaned_data['description']
db.update_volume(vol.volume_id, **kwargs)
session.pop('old_data' + str(volume_id), None)
session['new_change'] = "We've changed your volume description."
session['next_url'] = '/syn/volume/' + str(vol.volume_id)
session['next_message'] = "Click here to go back to your volume."
return redirect('/syn/thanks')
def changevolumepassword(request, volume_id):
session = request.session
username = session['login_email']
vol = db.read_volume(volume_id)
if not vol:
return redirect('django_volume.views.viewvolume', volume_id)
if request.method != "POST":
return redirect('/syn/volume/' + str(volume_id) + '/settings')
form = libforms.ChangePassword(request.POST)
if not form.is_valid():
session['message'] = "You must fill out all password fields."
return redirect('django_volume.views.volumesettings', volume_id)
else:
# Check password hash
hash_check = Volume.generate_password_hash(
form.cleaned_data['oldpassword'], vol.volume_secret_salt)
if hash_check != vol.volume_secret_salted_hash:
session['message'] = "Incorrect password."
return redirect('django_volume.views.volumesettings', volume_id)
elif form.cleaned_data['newpassword_1'] != form.cleaned_data[
'newpassword_2']:
session['message'] = "Your new passwords did not match each other."
return redirect('django_volume.views.volumesettings', volume_id)
# Ok change password
kwargs = {}
new_volume_secret_salt, new_volume_secret_salted_hash = Volume.generate_volume_secret(
form.cleaned_data['newpassword_1'])
kwargs['volume_secret_salted_hash'] = new_volume_secret_salted_hash
kwargs['volume_secret_salt'] = new_volume_secret_salt
db.update_volume(vol.volume_id, **kwargs)
session['new_change'] = "We've changed your volume's password."
session['next_url'] = '/syn/volume/' + str(vol.volume_id)
session['next_message'] = "Click here to go back to your volume."
return redirect('/syn/thanks')
def update_volume(name, **attrs):
"""
Update a Volume.
Positional arguments:
name (str):
The name of the Volume to update.
Optional keyword arguments:
description=str:
The human-readable description of what this Volume is
used for.
private=bool:
If True, Gateways must authenticate and prove that they
are assigned to the Volume before they can access it.
If False, Gateways can access Volume metadata without
authenticating first.
file_quota=int:
The soft limit on the number of files and directories
that can exist in this Volume. Pass -1 for infinte.
Returns:
If successful, returns True. Raises an exception on failure.
Authorization:
An administrator can update any Volume.
A user can only update Volumes (s)he owns.
Remakrs:
In implementation, Syndicate will send along 'volume_cert_b64' and
'cert_bundle_b64' as keywords. The former is a protobuf'ed ms_gateway_metadata
structure containing the above keywords, signed by the volume owner. The
latter is the current version vector for all gateway and volume certs, signed
by the volume owner.
"""
return storage.update_volume(name, **attrs)
def update_volume(name, **attrs):
"""
Update a Volume.
Positional arguments:
name (str):
The name of the Volume to update.
Optional keyword arguments:
description=str:
The human-readable description of what this Volume is
used for.
private=bool:
If True, Gateways must authenticate and prove that they
are assigned to the Volume before they can access it.
If False, Gateways can access Volume metadata without
authenticating first.
file_quota=int:
The soft limit on the number of files and directories
that can exist in this Volume. Pass -1 for infinte.
Returns:
If successful, returns True. Raises an exception on failure.
Authorization:
An administrator can update any Volume.
A user can only update Volumes (s)he owns.
Remakrs:
In implementation, Syndicate will send along 'volume_cert_b64' and
'cert_bundle_b64' as keywords. The former is a protobuf'ed ms_gateway_metadata
structure containing the above keywords, signed by the volume owner. The
latter is the current version vector for all gateway and volume certs, signed
by the volume owner.
"""
return storage.update_volume(name, **attrs)
def multi_update(v_ids, g_id, vfields, gfields):
for v_id, vfield in zip(v_ids, vfields):
db.update_volume(v_id, **vfield)
db.update_acquisition_gateway(g_id, **gfields)
session.pop('ag_initial_data' + str(g_id))
def create(request):
'''
View for creating UG's
'''
session = request.session
username = session['login_email']
user = db.read_user(username)
# Helper method that simplifies returning forms after user error.
def give_create_form(username, session):
message = session.pop('message', "")
form = gatewayforms.CreateUG()
t = loader.get_template('gateway_templates/create_user_gateway.html')
c = RequestContext(request, {
'username': username,
'form': form,
'message': message
})
return HttpResponse(t.render(c))
if request.POST:
# Validate input forms
form = gatewayforms.CreateUG(request.POST)
if form.is_valid():
if not form.cleaned_data['volume_name']:
logging.info("DLFKJSDF")
vol = None
else:
attrs = {
"Volume.name ==":
form.cleaned_data['volume_name'].strip().replace(" ", "_")
}
vols = db.list_volumes(attrs, limit=1)
if vols:
vol = vols[0]
else:
session[
'message'] = "No volume %s exists." % form.cleaned_data[
'volume_name']
return give_create_form(username, session)
if (vol.volume_id
not in user.volumes_r) and (vol.volume_id
not in user.volumes_rw):
session[
'message'] = "Must have read rights to volume %s to create UG for it." % form.cleaned_data[
'volume_name']
return give_create_form(username, session)
# Force update of UG version
attrs = {"UG_version": 1}
try:
transaction(
lambda: db.update_volume(vol.volume_id, **attrs))
except Exception as E:
session['message'] = "UG creation error: %s" % E
return give_create_form(username, session)
try:
# Prep kwargs
kwargs = {}
kwargs['read_write'] = form.cleaned_data['read_write']
kwargs['ms_username'] = form.cleaned_data['g_name']
kwargs['port'] = form.cleaned_data['port']
kwargs['host'] = form.cleaned_data['host']
kwargs['ms_password'] = form.cleaned_data['g_password']
# Create
new_ug = db.create_user_gateway(user, vol, **kwargs)
except Exception as E:
session['message'] = "UG creation error: %s" % E
return give_create_form(username, session)
session['new_change'] = "Your new gateway is ready."
session['next_url'] = '/syn/UG/mygateways'
session['next_message'] = "Click here to see your gateways."
return HttpResponseRedirect('/syn/thanks/')
else:
# Prep returned form values (so they don't have to re-enter stuff)
if 'g_name' in form.errors:
oldname = ""
else:
oldname = request.POST['g_name']
if 'volume_name' in form.errors:
oldvolume_name = ""
else:
oldvolume_name = request.POST['volume_name']
if 'host' in form.errors:
oldhost = ""
else:
oldhost = request.POST['host']
if 'port' in form.errors:
oldport = ""
else:
oldport = request.POST['port']
# Prep error message
message = "Invalid form entry: "
for k, v in form.errors.items():
message = message + "\"" + k + "\"" + " -> "
for m in v:
message = message + m + " "
# Give then the form again
form = gatewayforms.CreateUG(
initial={
'g_name': oldname,
'volume_name': oldvolume_name,
'host': oldhost,
'port': oldport,
})
t = loader.get_template(
'gateway_templates/create_user_gateway.html')
c = RequestContext(request, {
'username': username,
'form': form,
'message': message
})
return HttpResponse(t.render(c))
else:
# Not a POST, give them blank form
return give_create_form(username, session)
def update(v_id, g_id, vfields, gfields):
db.update_volume(v_id, **vfields)
db.update_acquisition_gateway(g_id, **gfields)
session.pop('ag_initial_data' + str(g_id))
def update(v_id, gnames, vfields, gfields):
db.update_volume(v_id, **vfields)
for g, gfield in zip(gnames, gfields):
db.update_replica_gateway(g, **gfield)
session.pop('volume_initial_rgs' + str(volume_id), None)
def update(v_id, g_id, vfields, gfields):
db.update_volume(v_id, **vfields)
db.update_replica_gateway(g_id, **gfields)
session.pop('rg_initial_data' + str(g_id))
def changevolume(request, g_id):
'''
View to enable changing volume attached to UG
'''
session = request.session
username = session['login_email']
user = db.read_user(username)
g_id = int(g_id)
g = db.read_user_gateway(g_id)
# Isolate DB calls to allow roll-backs via transactions
@transactional(xg=True)
def update_ug_and_vol(g_id, gfields, vol1_id, vol2_id):
db.update_user_gateway(g_id, **gfields)
attrs = {"UG_version": 1}
# Force update of UG version
db.update_volume(vol1_id, **attrs)
db.update_volume(vol2_id, **attrs)
form = gatewayforms.ChangeVolume(request.POST)
if form.is_valid():
attrs = {
"Volume.name ==":
form.cleaned_data['volume_name'].strip().replace(" ", "_")
}
vols = db.list_volumes(attrs, limit=1)
if vols:
new_vol = vols[0]
else:
session['message'] = "No volume %s exists." % form.cleaned_data[
'volume_name']
return redirect('django_ug.views.viewgateway', g_id)
if (new_vol.volume_id
not in user.volumes_r) and (new_vol.volume_id
not in user.volumes_rw):
session[
'message'] = "Must have read rights to volume %s to assign UG to it." % form.cleaned_data[
'volume_name']
return redirect('django_ug.views.viewgateway', g_id)
old_vol = g.volume_id
#fields = {"volume_id":new_vol.volume_id, "cert_version": True}
try:
db.update_user_gateway(g_id,
volume_id=new_vol.volume_id,
cert_version=True)
db.update_volume(new_vol.volume_id,
version=True,
cert_version=True)
if g.is_bound_to_volume():
# update the old Volume
db.update_volume(old_vol, version=True, cert_version=True)
#update_ug_and_vol(g_id, fields, old_vol, new_vol.volume_id)
except Exception, e:
logging.error("Unable to update UG with ID %s. Error was %s." %
(g_id, e))
session['message'] = "Error. Unable to change user gateway."
return redirect('django_ug.views.viewgateway', g_id)
session['new_change'] = "We've updated your UG."
session['next_url'] = '/syn/UG/viewgateway/' + str(g_id)
session['next_message'] = "Click here to go back to your gateway."
return HttpResponseRedirect('/syn/thanks')
def multi_update(v_ids, g_id, vfields, gfields):
for v_id, vfield in zip(v_ids, vfields):
db.update_volume(v_id, **vfield)
db.update_replica_gateway(g_id, **gfields)
session.pop('rg_initial_data' + str(g_id))
def update(v_id, g_id, vfields, gfields):
db.update_volume(v_id, **vfields)
db.update_replica_gateway(g_id, **gfields)
session.pop('rg_initial_data' + str(g_id))
def update(v_id, g_id, vfields, gfields):
db.update_volume(v_id, **vfields)
db.update_acquisition_gateway(g_id, **gfields)
session.pop('ag_initial_data' + str(g_id))
