def test(path, args):
username = args['username']
# enforce types
if args.has_key('version'):
args['version'] = int(args['version'])
if args.has_key('mtime_sec'):
args['mtime_sec'] = int(args['mtime_sec'])
if args.has_key('mtime_nsec'):
args['mtime_nsec'] = int(args['mtime_nsec'])
if args.has_key('mode'):
args['mode'] = int(args['mode'])
if args.has_key('size'):
args['size'] = int(args['size'])
volume_name = args['volume_name']
volume = storage.read_volume(volume_name)
if volume == None:
raise Exception("No such volume '%s'" % volume_name)
user = storage.read_user(username)
if user == None:
raise Exception("No such user '%s'" % username)
# update the entry
rc = storage.update_msentry(user, volume, path, **args)
if rc != 0:
raise Exception("storage.update_msentry rc = %s" % rc)
return (200, "OK")
def urlcreate(request, volume_name, g_name, g_password, host, port,
read_write):
session = request.session
username = session['login_email']
user = db.read_user(username)
kwargs = {}
kwargs['port'] = int(port)
kwargs['host'] = host
kwargs['ms_username'] = g_name
kwargs['ms_password'] = g_password
kwargs['read_write'] = read_write
vol = db.read_volume(volume_name)
if not vol:
return HttpResponse("No volume %s exists." % volume_name)
if (vol.volume_id not in user.volumes_r) and (vol.volume_id
not in user.volumes_rw):
return HttpResponse(
"Must have read rights to volume %s to create UG for it." %
volume_name)
try:
new_ug = db.create_user_gateway(user, vol, **kwargs)
except Exception as E:
return HttpResponse("UG creation error: %s" % E)
return HttpResponse("UG succesfully created: " + str(new_ug))
def test( path, args ):
username = args['username']
# enforce types
if args.has_key('version'):
args['version'] = int(args['version'])
if args.has_key( 'mtime_sec' ):
args['mtime_sec'] = int(args['mtime_sec'])
if args.has_key( 'mtime_nsec' ):
args['mtime_nsec'] = int(args['mtime_nsec'])
if args.has_key( 'mode' ):
args['mode'] = int(args['mode'])
if args.has_key( 'size' ):
args['size'] = int(args['size'])
volume_name = args['volume_name']
volume = storage.read_volume( volume_name )
if volume == None:
raise Exception("No such volume '%s'" % volume_name )
user = storage.read_user( username )
if user == None:
raise Exception("No such user '%s'" % username )
# update the entry
rc = storage.update_msentry( user, volume, path, **args )
if rc != 0:
raise Exception("storage.update_msentry rc = %s" % rc)
return (200, "OK")
def wrapper(*args, **kw):
session = args[0].session
user = db.read_user(session['login_email'])
vol = db.read_volume(kw['volume_id'])
if not vol:
return redirect('django_volume.views.failure')
if user.owner_id != vol.owner_id:
return redirect('django_volume.views.failure')
return f(*args, **kw)
def test( path, args ):
username = args['username']
volume_name = args['volume_name']
user = storage.read_user( username )
if user == None:
raise Exception("user '%s' does not exist" % username )
volume = storage.read_volume( volume_name )
if volume == None:
raise Exception("volume '%s' does not exist" % volume_name )
ents = []
if not path.endswith("/"):
# read file
ent = storage.read_msentry( user, volume, path )
if ent == None:
raise Exception("No such entry: %s" % path )
if type(ent) == types.IntType:
raise Exception("storage.read_msentry rc = %d" % ent )
ents.append( ent )
else:
# read dir
parent = storage.read_msentry( user, volume, path )
if parent == None:
raise Exception("No such entry: %s" % path)
if type(parent) == types.IntType:
raise Exception("storage.read_msentry rc = %d" % parent)
ents = storage.read_msentry_children( volume, path, parent.num_children )
ents = [parent] + ents
msg = "<table border=\"1\"><tr>"
for attr in MSEntry.required_attrs:
msg += "<td><b>" + attr + "</b></td>"
msg += "</tr>"
for ent in ents:
msg += "<tr>"
for attr in MSEntry.required_attrs:
msg += "<td>" + str( getattr(ent, attr) ) + "</td>"
msg += "</tr>"
msg += "</table>"
return (200, msg)
def test(path, args):
username = args['username']
volume_name = args['volume_name']
user = storage.read_user(username)
if user == None:
raise Exception("user '%s' does not exist" % username)
volume = storage.read_volume(volume_name)
if volume == None:
raise Exception("volume '%s' does not exist" % volume_name)
ents = []
if not path.endswith("/"):
# read file
ent = storage.read_msentry(user, volume, path)
if ent == None:
raise Exception("No such entry: %s" % path)
if type(ent) == types.IntType:
raise Exception("storage.read_msentry rc = %d" % ent)
ents.append(ent)
else:
# read dir
parent = storage.read_msentry(user, volume, path)
if parent == None:
raise Exception("No such entry: %s" % path)
if type(parent) == types.IntType:
raise Exception("storage.read_msentry rc = %d" % parent)
ents = storage.read_msentry_children(volume, path, parent.num_children)
ents = [parent] + ents
msg = "<table border=\"1\"><tr>"
for attr in MSEntry.required_attrs:
msg += "<td><b>" + attr + "</b></td>"
msg += "</tr>"
for ent in ents:
msg += "<tr>"
for attr in MSEntry.required_attrs:
msg += "<td>" + str(getattr(ent, attr)) + "</td>"
msg += "</tr>"
msg += "</table>"
return (200, msg)
def urldelete(request, g_id, g_password):
session = request.session
username = session['login_email']
user = db.read_user(username)
ug = db.read_user_gateway(g_id)
if not ug:
return HttpResponse("UG %d does not exist." % g_id)
if ug.owner_id != user.owner_id:
return HttpResponse("You must own this UG to delete it.")
if not UG.authenticate(ug, g_password):
return HttpResponse("Incorrect UG password.")
db.delete_user_gateway(g_id)
return HttpResponse("Gateway succesfully deleted.")
def changepassword(request, g_id):
session = request.session
username = session['login_email']
user = db.read_user(username)
g_id = int(g_id)
if request.method != "POST":
return redirect('django_ug.views.viewgateway', g_id)
g = db.read_user_gateway(g_id)
if not g:
logging.error("Error reading gateway %d : Gateway does not exist." %
g_id)
message = "No user gateway by the name of %d exists." % g_id
t = loader.get_template("gateway_templates/viewgateway_failure.html")
c = Context({'message': message, 'username': username})
return HttpResponse(t.render(c))
form = libforms.ChangePassword(request.POST)
if not form.is_valid():
session['message'] = "You must fill out all password fields."
return redirect('django_ug.views.viewgateway', g_id)
else:
# Check password hash
if not UG.authenticate(g, form.cleaned_data['oldpassword']):
session['message'] = "Incorrect password."
return redirect('django_ug.views.viewgateway', g_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_ug.views.viewgateway', g_id)
# Ok to change password
else:
new_hash = UG.generate_password_hash(
form.cleaned_data['newpassword_1'])
fields = {'ms_password_hash': new_hash}
try:
db.update_user_gateway(g_id, **fields)
except Exception as e:
logging.error(
"Unable to update user gateway %s. Exception %s" %
(g_name, e))
session['message'] = "Unable to update gateway."
return redirect('django_ug.views.viewgateway', g_id)
session['new_change'] = "We've changed your gateways's password."
session['next_url'] = '/syn/UG/viewgateway/' + str(g_id)
session['next_message'] = "Click here to go back to your volume."
return HttpResponseRedirect('/syn/thanks')
def wrapper(*args, **kw):
session = args[0].session
if 'authenticated' in session:
user = db.read_user(session['login_email'])
if user:
return f(*args, **kw)
else:
kwargs = {}
kwargs['email'] = session['login_email']
kwargs['openid_url'] = session['openid_url']
user = db.create_user(**kwargs)
session['user_key'] = user
return f(*args, **kw)
else:
return redirect('/')
def get( self, user_email ):
# get the user
try:
user = storage.read_user( user_email )
except:
response_end( self, 404, "No such user", "text/plain")
return
if user == None:
response_end( self, 404, "No such user", "text/plain")
user_cert_dict = user.makeCert()
user_cert_txt = jsonrpc.json_stable_serialize( user_cert_dict )
response_end( self, 200, user_cert_txt, "application/json" )
return
def get(self, user_email):
# get the user
try:
user = storage.read_user(user_email)
except:
response_end(self, 404, "No such user", "text/plain")
return
if user == None:
response_end(self, 404, "No such user", "text/plain")
user_cert_dict = user.makeCert()
user_cert_txt = jsonrpc.json_stable_serialize(user_cert_dict)
response_end(self, 200, user_cert_txt, "application/json")
return
def test( path, args ):
username = args['username']
volume_name = args['volume_name']
volume = storage.read_volume( volume_name )
if volume == None:
raise Exception( "volume %s' does not exist" % volume_name )
user = storage.read_user( username )
if user == None:
raise Exception( "user '%s' does not exist" % username )
# create the entry
ftype = MSENTRY_TYPE_FILE
size = 0
delim = ""
if path.endswith("/"):
ftype = MSENTRY_TYPE_DIR
size = 4096
delim = "/"
now_sec, now_nsec = storage.clock_gettime()
rc = storage.create_msentry( user,
volume,
ftype=ftype,
fs_path=path,
url=os.path.join( "http://localhost:32780/", path.strip('/') ) + delim,
version=1,
ctime_sec=now_sec,
ctime_nsec=now_nsec,
mtime_sec=now_sec,
mtime_nsec=now_nsec,
owner_id=user.owner_id,
volume_id=volume.volume_id,
mode=0755,
size=size
)
if rc != 0:
raise Exception("storage.create_msentry rc = %s" % rc)
return (200, "OK")
def read_user(email_or_user_id):
"""
Read a user.
Positional arguments:
email_or_user_id (str or int):
The email address or numerical owner ID of the desired user.
Returns:
A SyndicateUser object on success, or an exception
if the user does not exist or if the caller is not
allowed to read this user's account.
Authorization:
The administrator can read any user account.
A user can only read itself.
"""
return storage.read_user(email_or_user_id)
def register_load_objects(gateway_type_str, gateway_name, username):
"""
Load up a gateway and user object from the datastore, given the type of gateway,
the name of the gateway, and the username. Return an HTTP status code, as well,
to be sent back to the caller in case of error.
"""
# get the gateway
status, gateway = register_load_gateway(gateway_type_str, gateway_name)
if status != 200:
return (status, None, None)
user = storage.read_user(username)
if user == None:
logging.error("No such user '%s'" % username)
return (401, None, None)
return (200, gateway, user)
def read_user(email_or_user_id):
"""
Read a user.
Positional arguments:
email_or_user_id (str or int):
The email address or numerical owner ID of the desired user.
Returns:
A SyndicateUser object on success, or an exception
if the user does not exist or if the caller is not
allowed to read this user's account.
Authorization:
The administrator can read any user account.
A user can only read itself.
"""
return storage.read_user(email_or_user_id)
def register_load_objects( gateway_type_str, gateway_name, username ):
"""
Load up a gateway and user object from the datastore, given the type of gateway,
the name of the gateway, and the username. Return an HTTP status code, as well,
to be sent back to the caller in case of error.
"""
# get the gateway
status, gateway = register_load_gateway( gateway_type_str, gateway_name )
if status != 200:
return (status, None, None)
user = storage.read_user( username )
if user == None:
logging.error("No such user '%s'" % username)
return (401, None, None)
return (200, gateway, user)
def test(path, args):
volume_name = args['volume_name']
username = args['username']
user = storage.read_user(username)
volume = storage.read_volume(volume_name)
if user == None:
raise Exception("No such user '%s'" % username)
if volume == None:
raise Exception("No such volume '%s'" % volume_name)
# delete the entry
rc = storage.delete_msentry(user, volume, path)
if rc != 0:
raise Exception("storage.delete_msentry rc = %s" % rc)
return (200, "OK")
def test(path, args):
volume_name = args["volume_name"]
username = args["username"]
user = storage.read_user(username)
volume = storage.read_volume(volume_name)
if user == None:
raise Exception("No such user '%s'" % username)
if volume == None:
raise Exception("No such volume '%s'" % volume_name)
# delete the entry
rc = storage.delete_msentry(user, volume, path)
if rc != 0:
raise Exception("storage.delete_msentry rc = %s" % rc)
return (200, "OK")
def viewvolume(request, volume_id):
session = request.session
username = session['login_email']
user = db.read_user(username)
vol = db.read_volume(volume_id)
if not vol:
return redirect('django_volume.views.failure')
UserInfo = namedtuple("UserInfo", ["email", "caps_str"])
user_info = []
user_info.append(UserInfo(email=user.email, caps_str="owner"))
rw_users = db.list_rw_volume_users(vol.volume_id,
sort=True,
projection=['email'])
ro_users = db.list_ro_volume_users(vol.volume_id,
sort=True,
projection=['email'])
for u in rw_users:
user_info.append(UserInfo(email=u.email, caps_str="read/write"))
for u in ro_users:
user_info.append(UserInfo(email=u.email, caps_str="read-only"))
rgs = db.list_replica_gateways_by_volume(vol.volume_id)
ags = db.list_acquisition_gateways_by_volume(vol.volume_id)
t = loader.get_template('viewvolume.html')
c = RequestContext(
request, {
'username': username,
'volume': vol,
'ags': ags,
'rgs': rgs,
'user_info': user_info
})
return HttpResponse(t.render(c))
def get( self, volume_name ):
# get the volume
try:
volume = storage.read_volume( volume_name )
except:
response_end( self, 404, "No such volume", "text/plain")
return
# get the owner
try:
user = storage.read_user( volume.owner_id )
except:
response_end( self, 404, "No such user", "text/plain")
return
if user == None:
response_end( self, 404, "No such user", "text/plain")
user_cert_dict = user.makeCert()
user_cert_txt = json.dumps( user_cert_dict )
response_end( self, 200, user_cert_txt, "application/json" )
return
def get(self, volume_name):
# get the volume
try:
volume = storage.read_volume(volume_name)
except:
response_end(self, 404, "No such volume", "text/plain")
return
# get the owner
try:
user = storage.read_user(volume.owner_id)
except:
response_end(self, 404, "No such user", "text/plain")
return
if user == None:
response_end(self, 404, "No such user", "text/plain")
user_cert_dict = user.makeCert()
user_cert_txt = json.dumps(user_cert_dict)
response_end(self, 200, user_cert_txt, "application/json")
return
def test(path, args):
username = args['username']
volume_name = args['volume_name']
user = storage.read_user(username)
volume = storage.read_volume(volume_name)
if user == None:
raise Exception("No such user '%s'" % username)
if volume == None:
raise Exception("No such volume '%s'" % volume_name)
# resolve a path
reply = Resolve(user, volume, path)
# parse the reply
reply_struct = ms_pb2.ms_reply()
try:
reply_struct.ParseFromString(reply)
except Exception, e:
raise Exception("Invalid Protobuf string")
def test( path, args ):
username = args['username']
volume_name = args['volume_name']
user = storage.read_user( username )
volume = storage.read_volume( volume_name )
if user == None:
raise Exception("No such user '%s'" % username )
if volume == None:
raise Exception("No such volume '%s'" % volume_name)
# resolve a path
reply = Resolve( user, volume, path )
# parse the reply
reply_struct = ms_pb2.ms_reply()
try:
reply_struct.ParseFromString( reply )
except Exception, e:
raise Exception("Invalid Protobuf string")
def myvolumes(request):
'''
View that display all of user's owned volumes
'''
session = request.session
username = session['login_email']
user = db.read_user(username)
vols_owned = []
vols_rw = []
vols_ro = []
if user.volumes_o:
vols_owned = db.list_volumes({"Volume.volume_id IN": user.volumes_o})
if user.volumes_rw:
volumes_rw_without_o = list(set(user.volumes_o) - set(user.volumes_rw))
if volumes_rw_without_o:
vols_rw = db.list_volumes(
{"Volume.volume_id IN": volumes_rw_without_o})
if user.volumes_r:
vols_ro = db.list_Volumes({"Volume.volume_id IN": user.volumes_r})
# filter out volumes that I own that I can also read/write
t = loader.get_template('myvolumes.html')
c = Context({
'username': username,
'vols_owned': vols_owned,
'vols_rw': vols_rw,
'vols_ro': vols_ro
})
return HttpResponse(t.render(c))
def mygateways(request):
'''
Show all of logged in user's UG's
'''
session = request.session
username = session['login_email']
user = db.read_user(username)
try:
attrs = {"UserGateway.owner_id ==": user.owner_id}
gateways = db.list_user_gateways(attrs)
except:
gateways = []
vols = []
for g in gateways:
vols.append(db.read_volume(g.volume_id))
gateway_vols = zip(gateways, vols)
t = loader.get_template('gateway_templates/myusergateways.html')
c = RequestContext(request, {
'username': username,
'gateway_vols': gateway_vols
})
return HttpResponse(t.render(c))
def handle( self, action ):
self.load_query()
if action is None:
# in a session. Check the session cookie to authenticate.
session = self.getSession( expiration_ts=int(time.time() + 60) ) # expire in 1 minute
if not session.get("authenticated"):
# unauthorized
logging.error("Unauthorized session")
response_user_error( self, 403 )
return
username = session.get("username")
if username is None:
# no username given
logging.error("No username given")
response_user_error( self, 403 )
return
self.call_method( self.API_AUTH_OPENID, username=username )
return
elif action == self.API_AUTH_PUBKEY:
self.call_method( action )
elif action == self.API_AUTH_OPENID_BEGIN:
# start an API call, using OpenID to authenticate the caller
# get the username
username = self.query.get( OPENID_POST_USERNAME )
if username is None:
logging.error("No username given")
response_user_error( self, 401 )
return
# get the user
user = storage.read_user( username )
if user == None:
logging.error("No such user '%s'" % username)
response_user_error( self, 401 )
return
# start a session
session = self.getSession( expiration_ts=int(time.time() + 60) ) # expire in 1 minute
# begin the OpenID authentication
try:
oid_request, rc = self.begin_openid_auth()
except consumer.DiscoveryFailure, exc:
fetch_error_string = 'Error in discovery: %s' % (cgi.escape(str(exc[0])))
response_server_error( self, 500, fetch_error_string )
return
if rc != 0:
response_server_error( self, 500, "OpenID error %s" % rc )
return
# reply with the redirect URL
return_to = self.buildURL( "/API/%s" % (self.API_AUTH_OPENID_COMPLETE) )
data = register_make_openid_reply( oid_request, self.OPENID_RP_REDIRECT_METHOD, return_to, self.query )
# save this for the 'complete' operation
session['username'] = username
self.setSessionCookie(session)
session.save( persist_even_if_using_cookie=True )
response_end( self, 200, data, "application/octet-stream", None )
return
def handle(self, action):
self.load_query()
if action is None:
# in a session. Check the session cookie to authenticate.
session = self.getSession(
expiration_ts=int(time.time() + 60)) # expire in 1 minute
if not session.get("authenticated"):
# unauthorized
logging.error("Unauthorized session")
response_user_error(self, 403)
return
username = session.get("username")
if username is None:
# no username given
logging.error("No username given")
response_user_error(self, 403)
return
self.call_method(self.API_AUTH_OPENID, username=username)
return
elif action == self.API_AUTH_PUBKEY:
self.call_method(action)
elif action == self.API_AUTH_OPENID_BEGIN:
# start an API call, using OpenID to authenticate the caller
# get the username
username = self.query.get(OPENID_POST_USERNAME)
if username is None:
logging.error("No username given")
response_user_error(self, 401)
return
# get the user
user = storage.read_user(username)
if user == None:
logging.error("No such user '%s'" % username)
response_user_error(self, 401)
return
# start a session
session = self.getSession(
expiration_ts=int(time.time() + 60)) # expire in 1 minute
# begin the OpenID authentication
try:
oid_request, rc = self.begin_openid_auth()
except consumer.DiscoveryFailure, exc:
fetch_error_string = 'Error in discovery: %s' % (cgi.escape(
str(exc[0])))
response_server_error(self, 500, fetch_error_string)
return
if rc != 0:
response_server_error(self, 500, "OpenID error %s" % rc)
return
# reply with the redirect URL
return_to = self.buildURL("/API/%s" %
(self.API_AUTH_OPENID_COMPLETE))
data = register_make_openid_reply(oid_request,
self.OPENID_RP_REDIRECT_METHOD,
return_to, self.query)
# save this for the 'complete' operation
session['username'] = username
self.setSessionCookie(session)
session.save(persist_even_if_using_cookie=True)
response_end(self, 200, data, "application/octet-stream", None)
return
def changepermissions(request, volume_id):
'''
This view handles modification or removal of rights to the volume for users who
already had some rights.
'''
session = request.session
username = session['login_email']
vol = db.read_volume(volume_id)
if not vol:
return redirect('django_volume.views.viewvolume', volume_id)
PermissionFormSet = formset_factory(forms.Permissions, extra=0)
if request.method != "POST":
return redirect('/syn/volume/' + str(vol.volume_id) + '/permissions')
else:
passwordform = libforms.Password(request.POST)
formset = PermissionFormSet(request.POST)
if not passwordform.is_valid():
session['message'] = "Password required."
return redirect('django_volume.views.volumepermissions',
vol.volume_id)
else:
# Check password hash
if vol.volume_secret_salted_hash != Volume.generate_password_hash(
passwordform.cleaned_data['password'],
vol.volume_secret_salt):
session['message'] = "Incorrect password"
return redirect('django_volume.views.volumepermissions',
vol.volume_id)
if not formset.is_valid():
session['message'] = "Invalid field entries."
return redirect('django_volume.views.volumepermissions',
vol.volume_id)
else:
initial_and_forms = zip(session['initial_perms' + str(volume_id)],
formset.forms)
for data, form in initial_and_forms:
check_username = data['user']
check_read = form.cleaned_data['read']
check_write = form.cleaned_data['write']
check_user = db.read_user(check_username)
if check_write and not check_read:
session[
'message'] = "Write permissions require read permissions as well."
return redirect('django_volume.views.volumepermissions',
vol.volume_id)
if data['write']:
if check_write:
continue
elif check_read:
# Give read, take away write
new_volumes_r = check_user.volumes_r + [vol.volume_id]
new_volumes_rw = check_user.volumes_rw.remove(
vol.volume_id)
if not new_volumes_rw:
new_volumes_rw = []
fields = {
'volumes_r': new_volumes_r,
'volumes_rw': new_volumes_rw
}
db.update_user(check_username, **fields)
else:
# change to no permissions
new_volumes_rw = check_user.volumes_rw.remove(
vol.volume_id)
if not new_volumes_rw:
new_volumes_rw = []
fields = {'volumes_rw': new_volumes_rw}
db.update_user(check_username, **fields)
elif data['read']:
if check_write:
# Give write, take away read
new_volumes_r = check_user.volumes_r.remove(
vol.volume_id)
new_volumes_rw = check_user.volumes_rw + [
vol.volume_id
]
if not new_volumes_r:
new_volumes_r = []
fields = {
'volumes_r': new_volumes_r,
'volumes_rw': new_volumes_rw
}
db.update_user(check_username, **fields)
elif check_read:
continue
else:
# change to no permissions
new_volumes_r = check_user.volumes_r.remove(
vol.volume_id)
if not new_volumes_r:
new_volumes_r = []
fields = {'volumes_r': new_volumes_r}
db.update_user(check_username, **fields)
# Clear out stale data.
session.pop("initial_perms" + str(volume_id), None)
session['new_change'] = "We've saved your new permissions."
session['next_url'] = '/syn/volume/' + str(
vol.volume_id) + '/permissions'
session[
'next_message'] = "Click here to see your volumes permissions."
return redirect('/syn/thanks')
def addpermissions(request, volume_id):
'''
This handler allows adding users to volumes so they can have either read access or read and write access.
'''
session = request.session
username = session['login_email']
if request.method != "POST":
return redirect('syn/volume/' + str(vol.volume_id) + '/permissions')
else:
vol = db.read_volume(volume_id)
if not vol:
return redirect('django_volume.views.viewvolume', volume_id)
addform = forms.AddPermissions(request.POST)
passwordform = libforms.Password(request.POST)
if not passwordform.is_valid():
session['message'] = "Password required."
return redirect('django_volume.views.volumepermissions',
vol.volume_id)
else:
# Check password hash
if vol.volume_secret_salted_hash != Volume.generate_password_hash(
passwordform.cleaned_data['password'],
vol.volume_secret_salt):
session['message'] = "Incorrect password"
return redirect('django_volume.views.volumepermissions',
vol.volume_id)
if not addform.is_valid():
session[
'message'] = "Incorrect entry fields: likely invalid email address."
return redirect('django_volume.views.volumepermissions',
vol.volume_id)
# Ok to update
else:
new_username = addform.cleaned_data['user']
read = addform.cleaned_data['read']
write = addform.cleaned_data['write']
for data in session['initial_perms' + str(volume_id)]:
if data['user'] == new_username:
session['message'] = "User already has rights for volume."
return redirect('django_volume.views.volumepermissions',
vol.volume_id)
new_user = db.read_user(new_username)
if not new_user:
session[
'message'] = "No Syndicate user with the email {} exists.".format(
new_username)
return redirect('django_volume.views.volumepermissions',
vol.volume_id)
if vol.owner_id == new_user.owner_id:
session['message'] = "You already own this volume."
return redirect('django_volume.views.volumepermissions',
vol.volume_id)
if write:
if read:
new_volumes_rw = new_user.volumes_rw + [vol.volume_id]
fields = {'volumes_rw': new_volumes_rw}
db.update_user(new_username, **fields)
else:
session[
'message'] = "Write permissions require read permissions as well."
return redirect('django_volume.views.volumepermissions',
vol.volume_id)
elif read:
new_volumes_r = new_user.volumes_r + [vol.volume_id]
fields = {'volumes_r': new_volumes_r}
db.update_user(new_username, **fields)
# Clear out old permissions data.
session.pop('initial_perms' + str(volume_id), None)
session['new_change'] = "We've saved a new user to your volume."
session['next_url'] = '/syn/volume/' + str(
vol.volume_id) + '/permissions'
session[
'next_message'] = "Click here to see your volumes permissions."
return redirect('/syn/thanks')
def create(request):
'''
View to handle creation of AG's
'''
session = request.session
username = session['login_email']
user = db.read_user(username)
# Helper method used to simplify error-handling. When fields are entered incorrectly,
# a session message is set and this method is called.
def give_create_form(username, session):
message = session.pop('message', "")
form = gatewayforms.CreateAG()
t = loader.get_template(
'gateway_templates/create_acquisition_gateway.html')
c = RequestContext(request, {
'username': username,
'form': form,
'message': message
})
return HttpResponse(t.render(c))
if request.POST:
# Validate input forms
form = gatewayforms.CreateAG(request.POST, request.FILES)
if form.is_valid():
kwargs = {}
# Try and load JSON config file/data, if present. First check uploaded files, then
# the text box.
if "json_config" in request.FILES:
if request.FILES['json_config'].multiple_chunks():
session[
'message'] = "Uploaded file too large; please make smaller than 2.5M"
return give_create_form(username, session)
config = request.FILES['json_config'].read()
try:
kwargs['json_config'] = json.loads(config)
except Exception as e:
logging.info("Possible JSON load error: %s" % e)
try:
kwargs['json_config'] = json.loads("\"" + config +
"\"")
except Exception as e:
logging.error("Definite JSON load error %s" % e)
session['message'] = "Error parsing given JSON text."
return give_create_form(username, session)
# No upload, check text box.
elif "json_config_text" in form.cleaned_data:
try:
kwargs['json_config'] = json.loads(
form.cleaned_data['json_config_text'])
except Exception as e:
logging.info("Possible JSON load error: %s" % e)
try:
kwargs['json_config'] = json.loads(
"\"" + str(form.cleaned_data['json_config_text']) +
"\"")
except Exception as e:
logging.error("Definite JSON load error %s" % e)
session['message'] = "Error parsing given JSON text."
return give_create_form(username, session)
try:
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']
new_ag = db.create_acquisition_gateway(user, **kwargs)
except Exception as E:
session['message'] = "AG creation error: %s" % E
return give_create_form(username, session)
session['new_change'] = "Your new gateway is ready."
session['next_url'] = '/syn/AG/allgateways'
session[
'next_message'] = "Click here to see your acquisition gateways."
return redirect('/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 'host' in form.errors:
oldhost = ""
else:
oldhost = request.POST['host']
if 'port' in form.errors:
oldport = ""
else:
oldport = request.POST['port']
oldjson = request.POST['json_config_text']
# 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 them the form again
form = gatewayforms.CreateAG(
initial={
'g_name': oldname,
'host': oldhost,
'port': oldport,
'json_config_text': oldjson,
})
t = loader.get_template(
'gateway_templates/create_acquisition_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 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 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 create(request):
'''
View to handle creation of RG's
'''
session = request.session
username = session['login_email']
user = db.read_user( username )
# Helper method used to simplify error-handling. When fields are entered incorrectly,
# a session message is set and this method is called.
def give_create_form(username, session):
message = session.pop('message', "")
form = gatewayforms.CreateRG()
t = loader.get_template('gateway_templates/create_replica_gateway.html')
c = RequestContext(request, {'username':username,'form':form, 'message':message})
return HttpResponse(t.render(c))
if request.POST:
# Validate input forms
form = gatewayforms.CreateRG(request.POST, request.FILES)
if form.is_valid():
kwargs = {}
# Try and load JSON config file/data, if present. First check uploaded files, then
# the text box.
if "json_config" in request.FILES:
if request.FILES['json_config'].multiple_chunks():
session['message'] = "Uploaded file too large; please make smaller than 2.5M"
return give_create_form(username, session)
config = request.FILES['json_config'].read()
try:
kwargs['config'] = json.loads(config)
except Exception as e:
logging.info("Possible JSON load error: %s" % e)
try:
kwargs['config'] = json.loads("\"" + config + "\"")
except Exception as e:
logging.error("Definite JSON load error %s" % e)
session['message'] = "Error parsing given JSON text."
return give_create_form(username, session)
# No upload, check text-box
elif "json_config_text" in form.cleaned_data:
try:
kwargs['config'] = json.loads(form.cleaned_data['json_config_text'])
except Exception as e:
logging.info("Possible JSON load error: %s" % e)
try:
kwargs['config'] = json.loads("\"" + str(form.cleaned_data['json_config_text']) + "\"")
except Exception as e:
logging.error("Definite JSON load error %s" % e)
session['message'] = "Error parsing given JSON text."
return give_create_form(username, session)
try:
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']
kwargs['private'] = form.cleaned_data['private']
new_RG = db.create_replica_gateway(user, **kwargs)
except Exception as E:
session['message'] = "RG creation error: %s" % E
return give_create_form(username, session)
session['new_change'] = "Your new gateway is ready."
session['next_url'] = '/syn/RG/allgateways/'
session['next_message'] = "Click here to see all replica gateways."
return redirect('/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 'host' in form.errors:
oldhost = ""
else:
oldhost = request.POST['host']
if 'port' in form.errors:
oldport = ""
else:
oldport = request.POST['port']
oldjson = request.POST['json_config_text']
# 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.CreateRG(initial={'g_name': oldname,
'host': oldhost,
'port': oldport,
'json_config_text':oldjson,
})
t = loader.get_template('gateway_templates/create_replica_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)
