feat: add default public RPC endpoints for default configured networks

scripts/update_rpc.py

@@ -28,6 +28,11 @@
     "gnosis": {
         "mainnet": 100,
     },
+    "optimism": {
+        "mainnet": 10,
+        "goerli": 420,
+        "sepolia": 11155420,
+    },
     "polygon": {
         "mainnet": 137,
         "mumbai": 80001,
@@ -76,9 +81,7 @@ def fetch_chain(chain_id: int) -> Chain:
 
     logger.info(f"GET {url}")
     r = requests.get(url)
-
-    if r.status_code != 200:
-        raise Exception(f"Failed to fetch {url}")
+    r.raise_for_status()
 
     chain = Chain.model_validate_json(r.text)
 

src/ape_geth/chains.py

@@ -1,5 +1,5 @@
 # This file is auto-generated by scripts/update_rpc.py
-# 2024-01-16 20:09:17.902267
+# 2024-01-17 20:19:55.820921
 # Do not edit this file directly.
 from typing import Dict, List
 
@@ -57,6 +57,21 @@
             "https://gnosis.publicnode.com",
         ],
     },
+    "optimism": {
+        "mainnet": [
+            "https://mainnet.optimism.io",
+            "https://optimism.publicnode.com",
+            "https://optimism.gateway.tenderly.co",
+        ],
+        "goerli": [
+            "https://goerli.optimism.io",
+            "https://optimism-goerli.publicnode.com",
+            "https://optimism-goerli.gateway.tenderly.co",
+        ],
+        "sepolia": [
+            "https://sepolia.optimism.io",
+        ],
+    },
     "polygon": {
         "mainnet": [
             "https://polygon-rpc.com/",

src/ape_geth/provider.py

@@ -471,4 +471,23 @@ def build_command(self) -> List[str]:
 
 # NOTE: The default behavior of EthereumNodeBehavior assumes geth.
 class Geth(EthereumNodeProvider):
-    pass
+    @property
+    def uri(self) -> str:
+        uri = super().uri
+        ecosystem = self.network.ecosystem.name
+        network = self.network.name
+
+        # If we didn't find one in config, look for a public RPC.
+        if not uri or uri == DEFAULT_SETTINGS["uri"]:
+            # Do not override explicit configuration
+            if hasattr(self.config, ecosystem):
+                # Shape of this is odd.  Pydantic model containing dicts
+                if network_config := self.config[ecosystem].get(network):
+                    if "uri" in network_config:
+                        return network_config["uri"]
+
+            # Use public RPC if available
+            if ecosystem in PUBLIC_CHAIN_RPCS and network in PUBLIC_CHAIN_RPCS[ecosystem]:
+                uri = random.choice(PUBLIC_CHAIN_RPCS[ecosystem][network])
+
+        return uri