Extend election show with migration data.

bigchaindb/commands/bigchaindb.py

@@ -118,7 +118,6 @@ def run_election_new(args, bigchain):
 
 
 def create_new_election(sk, bigchain, election_class, data):
-
     try:
         key = load_node_key(sk)
         voters = election_class.recipients(bigchain)
@@ -362,6 +361,7 @@ def create_parser():
                                          help='The election_id of the election.')
     approve_election_parser.add_argument('--private-key',
                                          dest='sk',
+                                         required=True,
                                          help='Path to the private key of the election initiator.')
 
     show_election_parser = election_subparser.add_parser('show',

bigchaindb/commands/election_types.py

@@ -13,6 +13,7 @@ elections = {
             },
             '--private-key': {
                 'dest': 'sk',
+                'required': True,
                 'help': 'Path to the private key of the election initiator.'
             }
         }
@@ -22,6 +23,7 @@ elections = {
         'args': {
             '--private-key': {
                 'dest': 'sk',
+                'required': True,
                 'help': 'Path to the private key of the election initiator.'
             }
         }

bigchaindb/migrations/chain_migration_election.py

@@ -1,3 +1,5 @@
+import json
+
 from bigchaindb.common.schema import TX_SCHEMA_CHAIN_MIGRATION_ELECTION
 from bigchaindb.elections.election import Election
 
@@ -20,3 +22,24 @@ class ChainMigrationElection(Election):
 
     def on_approval(self, bigchain, *args, **kwargs):
         bigchain.migrate_abci_chain()
+
+    def show_election(self, bigchain):
+        output = super().show_election(bigchain)
+        chain = bigchain.get_latest_abci_chain()
+        if chain is None or chain['is_synced']:
+            return output
+
+        output += f'\nchain_id={chain["chain_id"]}'
+        block = bigchain.get_latest_block()
+        output += f'\napp_hash={block["app_hash"]}'
+        validators = [
+            {
+                'pub_key': {
+                    'type': 'tendermint/PubKeyEd25519',
+                    'value': k,
+                },
+                'power': v,
+            } for k, v in self.get_validators(bigchain).items()
+        ]
+        output += f'\nvalidators={json.dumps(validators, indent=4)}'
+        return output