basic multi-chain create support

bootnode/bootnode.py

@@ -3,6 +3,7 @@ from .kubernetes import Kubernetes
 from .template import Ethereum
 from .table import table
 
+blockchains = [Ethereum]
 
 class Bootnode(object):
     def __init__(self):
@@ -61,9 +62,19 @@ class Bootnode(object):
         print(self.gcloud.snapshot_disk(pod.disk, name, pod_name=pod.name))
 
     # Pods
-    def create_pod(self, network, name):
-        network, id = Ethereum.normalize_network(network)
-        config = Ethereum(name, network)
+    def find_blockchain(self, chain):
+        for blockchain in blockchains:
+            if blockchain.is_blockchain(chain):
+                return blockchain
+
+    def create_pod(self, chain, network, name):
+        c = self.find_blockchain(chain)
+
+        if c is None:
+            raise Exception('Blockchain "" does not exist' % chain)
+
+        network, id = c.normalize_network(network)
+        config = c(name, network)
 
         disk_name = config.spec.volumes[0].gcePersistentDisk.pdName
         snap = self.gcloud.get_last_snapshot(network)

manage.py

@@ -66,13 +66,12 @@ def parser():
 
     # Pods
     create_pod = subparsers.add_parser('create-pod', help='Create pod')
-    create_pod.add_argument('chain', help='Name of blockchain to create')
+    create_pod.add_argument('chain', help='Type of blockchain node to create')
     create_pod.add_argument('network', help='Name of network to use')
     create_pod.add_argument('name', help='Name of pod')
     create_pod.set_defaults(command='create_pod')
 
     delete_pod = subparsers.add_parser('delete-pod', help='Delete pod')
-    create_pod.add_argument('chain', help='Name of blockchain to delete')
     delete_pod.add_argument('network', help='Name of network to use')
     delete_pod.add_argument('name', help='Name of pod')
     delete_pod.set_defaults(command='delete_pod')