fix: connext relayer minGasPrice (#5476)

* fix: connext relayer minGasPrice * chore: lint
connext · Jan 6, 2024 · 5e841fd · 5e841fd
1 parent ab30b49
commit 5e841fd
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Showing 3 changed files with 11 additions and 3 deletions.
diff --git a/ops/testnet/prod/core/config.tf b/ops/testnet/prod/core/config.tf
@@ -401,7 +401,8 @@ locals {
         providers = ["https://base-goerli.g.alchemy.com/v2/${var.basegoerli_alchemy_key_0}", "https://lb.drpc.org/ogrpc?network=base-goerli&dkey=${var.drpc_key}", "https://goerli.base.org"]
       }
       "2016506996" = {
-        providers = ["https://testrpc.x1.tech", "https://x1testrpc.okx.com/"]
+        providers = ["https://testrpc.x1.tech", "https://x1testrpc.okx.com/"],
+        minGasPrice = "300000000000"
       }
     }
     environment   = var.stage

diff --git a/packages/agents/relayer/src/bindings/relays/index.ts b/packages/agents/relayer/src/bindings/relays/index.ts
@@ -103,10 +103,16 @@ export const pollCache = async () => {
         // TODO: For `proveAndProcess` calls, we should be providing:
         // gas limit = expected gas cost + PROCESS_GAS + RESERVE_GAS
         // We need to read those values from on-chain IFF this is a `proveAndProcess` call.
-        const gasPrice = await rpcProvider.getGasPrice();
+        let gasPrice = await rpcProvider.getGasPrice();
+        const minGasPrice = config.chains[domain].minGasPrice;
+        if (minGasPrice) {
+          gasPrice = gasPrice.lt(minGasPrice) ? BigNumber.from(minGasPrice) : gasPrice;
+        }
+
         logger.debug(`Got the gasPrice for domain: ${domain}`, requestContext, methodContext, {
           gasPrice: gasPrice.toString(),
         });
+
         const gasLimit = await txservice.getGasEstimate(+domain, transaction);
         logger.debug(`Got the gasLimit for domain: ${domain}`, requestContext, methodContext, {
           gasLimit: gasLimit.toString(),

diff --git a/packages/agents/relayer/src/lib/entities/config.ts b/packages/agents/relayer/src/lib/entities/config.ts
@@ -1,9 +1,10 @@
 import { Type, Static } from "@sinclair/typebox";
-import { TAddress } from "@connext/nxtp-utils";
+import { TAddress, TIntegerString } from "@connext/nxtp-utils";
 
 export const TChainConfig = Type.Object({
   providers: Type.Array(Type.String()),
   confirmations: Type.Integer({ minimum: 1 }), // What we consider the "safe confirmations" number for this chain.
+  minGasPrice: Type.Optional(TIntegerString), // minimun gas price in wei
   deployments: Type.Object({
     connext: TAddress,
   }),