devnet: Convert devnet-allocs to Anvil

Converts devnet-allocs to use Anvil rather than dev mode Geth. This should both be faster than dev mode geth, as well as more reliable since there's an issue with devnet geth hanging during builds.

.circleci/config.yml

@@ -1019,7 +1019,7 @@ jobs:
     steps:
       - checkout
       - check-changed:
-          patterns: op-(.+),packages,ops-bedrock
+          patterns: op-(.+),packages,ops-bedrock,bedrock-devnet
       - run:
           name: Install latest golang
           command: |

bedrock-devnet/devnet/__init__.py

@@ -9,6 +9,7 @@ import datetime
 import time
 import shutil
 import http.client
+import gzip
 from multiprocessing import Process, Queue
 import concurrent.futures
 from collections import namedtuple
@@ -130,7 +131,7 @@ def deploy_contracts(paths):
     run_command([
         'cast', 'send', '--from', account,
         '--rpc-url', 'http://127.0.0.1:8545',
-        '--unlocked', '--value', '1ether', '0x3fAB184622Dc19b6109349B94811493BF2a45362'
+        '--unlocked', '--value', '5ether', '0x3fAB184622Dc19b6109349B94811493BF2a45362'
     ], env={}, cwd=paths.contracts_bedrock_dir)
 
     # deploy the create2 deployer
@@ -143,7 +144,7 @@ def deploy_contracts(paths):
     run_command([
         'forge', 'script', fqn, '--sender', account,
         '--rpc-url', 'http://127.0.0.1:8545', '--broadcast',
-        '--unlocked'
+        '--unlocked', '--with-gas-price', '100000000000'
     ], env={}, cwd=paths.contracts_bedrock_dir)
 
     shutil.copy(paths.l1_deployments_path, paths.addresses_json_path)
@@ -165,9 +166,8 @@ def devnet_l1_genesis(paths):
     init_devnet_l1_deploy_config(paths)
 
     geth = subprocess.Popen([
-        'geth', '--dev', '--http', '--http.api', 'eth,debug',
-        '--verbosity', '4', '--gcmode', 'archive', '--dev.gaslimit', '30000000',
-        '--rpc.allow-unprotected-txs'
+        'anvil', '-a', '10', '--port', '8545', '--chain-id', '1337', '--disable-block-gas-limit',
+        '--gas-price', '0', '--base-fee', '1', '--block-time', '1'
     ])
 
     try:
@@ -178,10 +178,8 @@ def devnet_l1_genesis(paths):
         if err:
             raise Exception(f"Exception occurred in child process: {err}")
 
-        res = debug_dumpBlock('127.0.0.1:8545')
-        response = json.loads(res)
-        allocs = response['result']
-
+        res = anvil_dumpState('127.0.0.1:8545')
+        allocs = convert_anvil_dump(res)
         write_json(paths.allocs_path, allocs)
     finally:
         geth.terminate()
@@ -272,17 +270,35 @@ def eth_accounts(url):
     return data
 
 
-def debug_dumpBlock(url):
+def anvil_dumpState(url):
     log.info(f'Fetch debug_dumpBlock {url}')
     conn = http.client.HTTPConnection(url)
     headers = {'Content-type': 'application/json'}
-    body = '{"id":3, "jsonrpc":"2.0", "method": "debug_dumpBlock", "params":["latest"]}'
+    body = '{"id":3, "jsonrpc":"2.0", "method": "anvil_dumpState", "params":[]}'
     conn.request('POST', '/', body, headers)
-    response = conn.getresponse()
-    data = response.read().decode()
-    conn.close()
-    return data
-
+    data = conn.getresponse().read()
+    # Anvil returns a JSON-RPC response with a hex-encoded "result" field
+    result = json.loads(data.decode('utf-8'))['result']
+    result_bytes = bytes.fromhex(result[2:])
+    uncompressed = gzip.decompress(result_bytes).decode()
+    return json.loads(uncompressed)
+
+def convert_anvil_dump(dump):
+    accounts = dump['accounts']
+
+    for account in accounts.values():
+        if 'storage' in account:
+            storage = account['storage']
+            storage_keys = list(storage.keys())
+            for key in storage_keys:
+                value = storage[key]
+                del storage[key]
+                storage[pad_hex(key)] = pad_hex(value)
+
+    return dump
+
+def pad_hex(input):
+    return '0x' + input.replace('0x', '').zfill(64)
 
 def wait_for_rpc_server(url):
     log.info(f'Waiting for RPC server at {url}')