[WIP] Handle restarts in fixturenet-eth stack (#324)

* Use mounted volumes for data in geth nodes

* Use mounted volumes for data in lighthouse nodes

* Avoid resetting genesis time in a lighthouse node on restart

* Mount parent datadir for lighthouse nodes

* Trap signals on shutdown and clean up in lighthouse nodes

* Allow stalled sync in lighthouse beacon nodes

* Gracefully shutdown geth nodes

* Add clean up instructions

* Gracefully shutdown lighthouse boot node

Former-commit-id: 3130af1615

app/data/compose/docker-compose-fixturenet-eth.yml

@@ -8,6 +8,8 @@ services:
     environment:
       RUN_BOOTNODE: "true"
     image: cerc/fixturenet-eth-geth:local
+    volumes:
+      - fixturenet_eth_bootnode_geth_data:/root/ethdata
     ports:
       - "9898"
       - "30303"
@@ -26,6 +28,7 @@ services:
     image: cerc/fixturenet-eth-geth:local
     volumes:
       - fixturenet_geth_accounts:/opt/testnet/build/el
+      - fixturenet_eth_geth_1_data:/root/ethdata
     healthcheck:
       test: ["CMD", "nc", "-v", "localhost", "8545"]
       interval: 30s
@@ -52,12 +55,16 @@ services:
     image: cerc/fixturenet-eth-geth:local
     depends_on:
       - fixturenet-eth-bootnode-geth
+    volumes:
+      - fixturenet_eth_geth_2_data:/root/ethdata
 
   fixturenet-eth-bootnode-lighthouse:
     hostname: fixturenet-eth-bootnode-lighthouse
     environment:
       RUN_BOOTNODE: "true"
     image: cerc/fixturenet-eth-lighthouse:local
+    volumes:
+      - fixturenet_eth_bootnode_lighthouse_data:/opt/testnet/build/cl
 
   fixturenet-eth-lighthouse-1:
     hostname: fixturenet-eth-lighthouse-1
@@ -74,6 +81,8 @@ services:
       ETH1_ENDPOINT: "http://fixturenet-eth-geth-1:8545"
       EXECUTION_ENDPOINT: "http://fixturenet-eth-geth-1:8551"
     image: cerc/fixturenet-eth-lighthouse:local
+    volumes:
+      - fixturenet_eth_lighthouse_1_data:/opt/testnet/build/cl
     depends_on:
       fixturenet-eth-bootnode-lighthouse:
         condition: service_started
@@ -98,6 +107,8 @@ services:
       EXECUTION_ENDPOINT: "http://fixturenet-eth-geth-2:8551"
       LIGHTHOUSE_GENESIS_STATE_URL: "http://fixturenet-eth-lighthouse-1:8001/eth/v2/debug/beacon/states/0"
     image: cerc/fixturenet-eth-lighthouse:local
+    volumes:
+      - fixturenet_eth_lighthouse_2_data:/opt/testnet/build/cl
     depends_on:
       fixturenet-eth-bootnode-lighthouse:
         condition: service_started
@@ -106,3 +117,9 @@ services:
 
 volumes:
   fixturenet_geth_accounts:
+  fixturenet_eth_bootnode_geth_data:
+  fixturenet_eth_geth_1_data:
+  fixturenet_eth_geth_2_data:
+  fixturenet_eth_bootnode_lighthouse_data:
+  fixturenet_eth_lighthouse_1_data:
+  fixturenet_eth_lighthouse_2_data: