fix: prevent overwrite existing l2 addresses

.env.example

@@ -29,20 +29,32 @@ BBN_FINALITY_GADGET_RPC=
 ## mnemonic "test test test test test test test test test test test junk" 
 
 # Admin address
-GS_ADMIN_ADDRESS=0xf39Fd6e51aad88F6F4ce6aB8827279cffFb92266
-GS_ADMIN_PRIVATE_KEY=0xac0974bec39a17e36ba4a6b4d238ff944bacb478cbed5efcae784d7bf4f2ff80
+# OP Admin contract address + private key
+# e.g. GS_ADMIN_ADDRESS=0x9126fC851f5BeDFFa8f3E1a5B0aaA3dc21f1616E
+# e.g. GS_ADMIN_PRIVATE_KEY=0x0486cf424dbf0e0de275410d5f332a4e4ae44eb2c0d0d49bf83d2ce49d8b3771
+GS_ADMIN_ADDRESS=
+GS_ADMIN_PRIVATE_KEY=
 
 # Batcher address
-GS_BATCHER_ADDRESS=0x70997970C51812dc3A010C7d01b50e0d17dc79C8
-GS_BATCHER_PRIVATE_KEY=0x59c6995e998f97a5a0044966f0945389dc9e86dae88c7a8412f4603b6b78690d
+# OP Batcher contract address + private key, e.g.
+# e.g. GS_BATCHER_ADDRESS=0x19B5eBDE3176db8C5103133F10eEC15E108Edbc6
+# e.g. GS_BATCHER_PRIVATE_KEY=0xccb6d44b2720e89fd1ee93b58141c22089ee11698aef38e9c9d404d0db263b81
+GS_BATCHER_ADDRESS=
+GS_BATCHER_PRIVATE_KEY=
 
 # Proposer address
-GS_PROPOSER_ADDRESS=0x3C44CdDdB6a900fa2b585dd299e03d12FA4293BC
-GS_PROPOSER_PRIVATE_KEY=0x5de4111afa1a4b94908f83103eb1f1706367c2e68ca870fc3fb9a804cdab365a
+# OP Proposer contract address + private key, e.g.
+# e.g. GS_PROPOSER_ADDRESS=0x70bEE4FCaA7321cDE64cb85Cbf7029C373ad3996
+# e.g. GS_PROPOSER_PRIVATE_KEY=0xc12305ce88f34ef747dab0907bde98ad1b8079e3f95ff047a641e0d43a57b17b
+GS_PROPOSER_ADDRESS=
+GS_PROPOSER_PRIVATE_KEY=
 
 # Sequencer address
-GS_SEQUENCER_ADDRESS=0x90F79bf6EB2c4f870365E785982E1f101E93b906
-GS_SEQUENCER_PRIVATE_KEY=0x7c852118294e51e653712a81e05800f419141751be58f605c371e15141b007a6
+# OP Sequencer contract address + private key, e.g.
+# e.g. GS_SEQUENCER_ADDRESS=0xDA8425BBD1B33720B1AfbC0c3cfE9Aac82CB9A50
+# e.g. GS_SEQUENCER_PRIVATE_KEY=0xbb9f1f4090e83213061b62c4ff9c666952caf75b2f8d0234a765160088db3afa
+GS_SEQUENCER_ADDRESS=
+GS_SEQUENCER_PRIVATE_KEY=
 
 # DNS Configuration
 L2_SYSTEM_SERVER_IP=11.22.33.44

scripts/l2/l2-gen-addresses.sh

@@ -3,13 +3,41 @@ set -euo pipefail
 
 # Set the path to the wallets.sh script
 WALLETS_SCRIPT="$(pwd)/optimism/packages/contracts-bedrock/scripts/getting-started/wallets.sh"
+TEARDOWN_SCRIPT="$(pwd)/scripts/l2/l2-teardown.sh"
 
 # Run the wallets.sh script and capture its output
 output=$($WALLETS_SCRIPT)
 
 # Path to the .env file
 ENV_FILE="$(pwd)/.env"
 
+# Source the .env file
+source "$ENV_FILE"
+
+# Check if any addresses already exist in the .env file
+check_addresses_exist() {
+  for role in ADMIN BATCHER PROPOSER; do
+    address_var="GS_${role}_ADDRESS"
+    private_key_var="GS_${role}_PRIVATE_KEY"
+    address="${!address_var}"
+    private_key="${!private_key_var}"
+
+    if [[ -n "$address" ]] || [[ -n "$private_key" ]]; then
+      return 0
+    fi
+  done
+  return 1
+}
+
+# If addresses already exist, first backup the .env file and run teardown
+if check_addresses_exist; then
+  echo "Addresses already exist in .env file. Backing up and running teardown."
+  timestamp=$(date +%s)
+  cp "$ENV_FILE" "$ENV_FILE.bak-$timestamp"
+  "$TEARDOWN_SCRIPT"
+  echo "Teardown complete."
+fi
+
 # Process the output and update the .env file
 echo "$output" | while IFS= read -r line; do
     if [[ $line == export\ GS_* ]]; then
@@ -25,9 +53,15 @@ echo "$output" | while IFS= read -r line; do
         fi
     fi
 done
-
 echo "Generated new addresses and updated .env file."
 
+# Function to check address balance
+check_address_balance() {
+  local address=$1
+
+  cast balance "$address" --rpc-url "$L1_RPC_URL"
+}
+
 # Function to fund an address
 fund_address() {
     local address=$1
@@ -37,7 +71,7 @@ fund_address() {
         --value "$amount" "$address"
 }
 
-# Source the .env file
+# Update the .env file with the new addresses
 source "$ENV_FILE"
 
 # Fund the generated addresses
@@ -46,9 +80,15 @@ for role in ADMIN BATCHER PROPOSER; do
     address="${!address_var}"
 
     if [[ -n "$address" ]]; then
-        echo "Funding $role address: $address with amount $L1_FUND_AMOUNT"
-        fund_address "$address" "$L1_FUND_AMOUNT"
-        echo
+        balance=$(check_address_balance "$address")
+        if [[ "$balance" == "0" ]]; then
+            echo "Funding $role address: $address with amount $L1_FUND_AMOUNT"
+            fund_address "$address" "$L1_FUND_AMOUNT"
+            echo
+        else
+            echo "Error: $role address already funded: $address"
+            exit 1
+        fi
     else
         echo "Warning: $role address not found in .env file"
         echo