def create(self, request):
"""
Create Network
:param request: create parameter
:return: organization ID
:rtype: uuid
"""
serializer = NetworkCreateBody(data=request.data)
if serializer.is_valid(raise_exception=True):
name = serializer.validated_data.get("name")
consensus = serializer.validated_data.get("consensus")
organizations = serializer.validated_data.get("organizations")
database = serializer.validated_data.get("database")
try:
Network.objects.get(name=name)
except ObjectDoesNotExist:
pass
orderers = []
peers = []
i = 0
for organization in organizations:
org = Organization.objects.get(pk=organization)
orderers.append({"name": org.name, "hosts": []})
peers.append({"name": org.name, "hosts": []})
nodes = Node.objects.filter(org=org)
for node in nodes:
if node.type == "peer":
peers[i]["hosts"].append({"name": node.name})
elif node.type == "orderer":
orderers[i]["hosts"].append({"name": node.name})
i = i + 1
ConfigTX(name).create(consensus=consensus, orderers=orderers, peers=peers)
ConfigTxGen(name).genesis()
block = self._genesis2base64(name)
network = Network(name=name, consensus=consensus, organizations=organizations, genesisblock=block)
network.save()
for organization in organizations:
Organization.objects.filter(pk=organization).update(network=network)
org = Organization.objects.get(pk=organization)
nodes = Node.objects.filter(org=org)
for node in nodes:
try:
self._start_node(node.id)
except Exception as e:
print("err:", e)
pass
response = NetworkIDSerializer(data=network.__dict__)
if response.is_valid(raise_exception=True):
return Response(
response.validated_data, status=status.HTTP_201_CREATED
)
def create(self, request):
"""
Create Network
:param request: create parameter
:return: organization ID
:rtype: uuid
"""
try:
serializer = NetworkCreateBody(data=request.data)
if serializer.is_valid(raise_exception=True):
name = serializer.validated_data.get("name")
consensus = serializer.validated_data.get("consensus")
database = serializer.validated_data.get("database")
try:
if Network.objects.get(name=name):
raise ResourceExists
except ObjectDoesNotExist:
pass
org = request.user.organization
if org.network:
raise ResourceExists
orderers = []
peers = []
orderers.append({"name": org.name, "hosts": []})
peers.append({"name": org.name, "hosts": []})
nodes = Node.objects.filter(organization=org)
for node in nodes:
if node.type == "peer":
peers[0]["hosts"].append({"name": node.name})
elif node.type == "orderer":
orderers[0]["hosts"].append({"name": node.name})
ConfigTX(name).create(consensus=consensus,
orderers=orderers,
peers=peers)
ConfigTxGen(name).genesis()
block = self._genesis2base64(name)
network = Network(name=name,
consensus=consensus,
genesisblock=block)
network.save()
org.network = network
org.save()
nodes = Node.objects.filter(organization=org)
for node in nodes:
try:
threading.Thread(target=self._start_node,
args=(node.id, )).start()
except Exception as e:
raise e
response = NetworkIDSerializer(data=network.__dict__)
if response.is_valid(raise_exception=True):
return Response(ok(response.validated_data),
status=status.HTTP_201_CREATED)
except ResourceExists as e:
raise e
except Exception as e:
return Response(err(e.args), status=status.HTTP_400_BAD_REQUEST)