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Create check_rpc_and_log.sh #897

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24 changes: 24 additions & 0 deletions scripts/check_rpc_and_log.sh
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#!/usr/bin/env bash
set -euo pipefail

# Check L1 and L2 JSON-RPC endpoints and log the results to a file.

L1_RPC="${L1_RPC_URL:-http://localhost:8545}"
L2_RPC="${L2_RPC_URL:-http://localhost:9000}"
LOG_FILE="${LOG_FILE:-./rpc_health.log}"
TIMESTAMP=$(date +"%Y-%m-%d %H:%M:%S")

check_rpc() {
local name="$1"
local url="$2"
if curl -s -H "Content-Type: application/json" \
-d '{"jsonrpc":"2.0","method":"eth_blockNumber","params":[],"id":1}' \
"$url" >/dev/null; then
echo "$TIMESTAMP [$name] OK" >>"$LOG_FILE"
else
echo "$TIMESTAMP [$name] ERROR" >>"$LOG_FILE"
fi
}

check_rpc "L1" "$L1_RPC"
check_rpc "L2" "$L2_RPC"