Merge pull request OffchainLabs#21 from kasey/fix-geth-prysmctl-race

Fix race between prysmctl and geth genesis

docker-compose.yml

@@ -1,12 +1,33 @@
 version: "3.9"
 services:
+  #Creates a genesis state for the beacon chain using a YAML configuration file and
+  # a deterministic set of 64 validators.
+  create-beacon-chain-genesis:
+    image: "gcr.io/prysmaticlabs/prysm/cmd/prysmctl:latest"
+    command:
+      - testnet
+      - generate-genesis
+      - --fork=bellatrix
+      - --num-validators=64
+      - --output-ssz=/consensus/genesis.ssz
+      - --chain-config-file=/consensus/config.yml
+      - --geth-genesis-json-in=/execution/genesis.json
+      - --geth-genesis-json-out=/execution/genesis.json
+    volumes:
+      - ./consensus:/consensus
+      - ./execution:/execution
+
   # Sets up the genesis configuration for the go-ethereum client from a JSON file.
   geth-genesis:
     image: "ethereum/client-go:latest"
     command: --datadir=/execution init /execution/genesis.json
     volumes:
       - ./execution:/execution
       - ./execution/genesis.json:/execution/genesis.json
+    depends_on:
+      create-beacon-chain-genesis:
+        condition: service_completed_successfully
+
   # Runs the go-ethereum execution client with the specified, unlocked account and necessary
   # APIs to allow for proof-of-stake consensus via Prysm.
   geth:
@@ -35,23 +56,6 @@ services:
       - ./execution/geth_password.txt:/execution/geth_password.txt
       - ./jwtsecret:/execution/jwtsecret
 
-  #Creates a genesis state for the beacon chain using a YAML configuration file and
-  # a deterministic set of 64 validators.
-  create-beacon-chain-genesis:
-    image: "gcr.io/prysmaticlabs/prysm/cmd/prysmctl:latest"
-    command:
-      - testnet
-      - generate-genesis
-      - --fork=bellatrix
-      - --num-validators=64
-      - --output-ssz=/consensus/genesis.ssz
-      - --chain-config-file=/consensus/config.yml
-      - --geth-genesis-json-in=/execution/genesis.json
-      - --geth-genesis-json-out=/execution/genesis.json
-    volumes:
-      - ./consensus:/consensus
-      - ./execution:/execution
-
   # Runs a Prysm beacon chain from a specified genesis state created in the previous step
   # and connects to go-ethereum in the same network as the execution client.
   # The account used in go-ethereum is set as the suggested fee recipient for transactions