Add juno to docker compose (#72)

* Add juno target to make and docker compose files

* Update makefile and docker compose file

* Update readme for Local development

* Simple fix for nil hash

* Update gitignore

* Newline

* Update git-ignore

* Remove newline

* Newline

* Update docker compose target

* Update README

* Update makefile

* Update readme + dockerfile

* Add nil check for transaction signatures

* Remove inspect

.gitignore

@@ -38,6 +38,7 @@ npm-debug.log
 
 # Ignore .envrc
 .envrc
-
 # Ignore postgres files
-.volumes 
+.volumes
+# Ignore juno files
+juno_files

Makefile

@@ -6,7 +6,7 @@ run:
 setup: deps-get db
 
 db:
-	docker-compose up -d
+	docker-compose up -d postgres pgadmin
 	mix ecto.create
 	mix ecto.migrate
 
@@ -23,3 +23,7 @@ seed: db
 	cat ./priv/repo/seed.sql | docker exec -i $(db_container) psql -U postgres -d starknet_explorer_dev
 create-seed: db
 	docker exec -i $(db_container) pg_dump --column-inserts --data-only -d starknet_explorer_dev -U postgres > ./priv/repo/seed.sql
+
+juno:
+	mkdir -p ./juno_files
+	docker-compose up juno

README.md

@@ -9,6 +9,7 @@
 
 ## Local development
 
+### RPC Provider
 To run it locally, you'll need to set the RPC API url of the network. If you're using a provider like Infura, this will look something like this:
 
 ```
@@ -21,8 +22,17 @@ Set the following environment variable with the url mentioned above
 export RPC_API_HOST=your_rpc_hostname
 ```
 
-then do
+### RPC with Juno
+You can also use the docker provided juno with
+```
+make juno
+```
+You'll need a Mainnet Ethereum RPC provider for this to
+work, set with the env variable `$ETH_NODE_URL`, mind you
+it must be a websocket url.
 
+### Up and running
+With a working RPC set, start the explorer with
 ```
 make setup run
 ```

docker-compose.yml

@@ -1,5 +1,4 @@
 version: '3.8'
-
 services:
   postgres:
     container_name: starknet_explorer_dev_db
@@ -32,6 +31,20 @@ services:
       default:
         aliases:
           - pgadmin
+  juno:
+    container_name: 'juno_mainnet'
+    image: nethermind/juno
+    ports:
+        - 6060:6060
+    volumes:
+      - ./juno_files/:/var/lib/juno
+    command: >
+      --pending-poll-interval "60s"
+      --http-port 6060
+      --db-path /var/lib/juno
+      --eth-node "${ETH_NODE_URL}"
+      --network mainnet
+
 networks:
   default:
     driver: bridge

lib/starknet_explorer_web/live/transaction_live.ex

@@ -529,17 +529,19 @@ defmodule StarknetExplorerWeb.TransactionLive do
           <div>Index</div>
           <div class="col-span-7">Value</div>
         </div>
-        <%= for {index, signature} <- Enum.with_index(@transaction["signature"]) do %>
-          <div class="w-full grid-8 custom-list-item">
-            <div>
-              <div class="list-h">Index</div>
-              <div class="break-all"><%= signature %></div>
-            </div>
-            <div>
-              <div class="list-h">Value</div>
-              <div class="break-all col-span-7"><%= index |> Utils.shorten_block_hash() %></div>
+        <%= unless is_nil(@transaction["signature"]) do %>
+          <%= for {index, signature} <- Enum.with_index(@transaction["signature"]) do %>
+            <div class="w-full grid-8 custom-list-item">
+              <div>
+                <div class="list-h">Index</div>
+                <div class="break-all"><%= signature %></div>
+              </div>
+              <div>
+                <div class="list-h">Value</div>
+                <div class="break-all col-span-7"><%= index |> Utils.shorten_block_hash() %></div>
+              </div>
             </div>
-          </div>
+          <% end %>
         <% end %>
       </div>
     </div>

lib/starknet_explorer_web/live/utils.ex

@@ -2,6 +2,8 @@ defmodule StarknetExplorerWeb.Utils do
   alias StarknetExplorer.Rpc
   alias StarknetExplorer.DateUtils
 
+  def shorten_block_hash(nil), do: ""
+
   def shorten_block_hash(block_hash) do
     "#{String.slice(block_hash, 0, 6)}...#{String.slice(block_hash, -4, 4)}"
   end