Log chain config on start

ChainSafe · Dec 5, 2022 · 6fd5d46 · 6fd5d46
1 parent fb58663
commit 6fd5d46
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Showing 3 changed files with 14 additions and 5 deletions.
diff --git a/packages/cli/src/cmds/beacon/handler.ts b/packages/cli/src/cmds/beacon/handler.ts
@@ -5,7 +5,7 @@ import {createKeypairFromPeerId, ENR} from "@chainsafe/discv5";
 import {ErrorAborted} from "@lodestar/utils";
 import {LevelDbController} from "@lodestar/db";
 import {BeaconNode, BeaconDb, createNodeJsLibp2p} from "@lodestar/beacon-node";
-import {createIBeaconConfig} from "@lodestar/config";
+import {chainConfigToJson, createIBeaconConfig} from "@lodestar/config";
 import {ACTIVE_PRESET, PresetName} from "@lodestar/params";
 import {ProcessShutdownCallback} from "@lodestar/validator";
 
@@ -46,6 +46,7 @@ export async function beaconHandler(args: IBeaconArgs & IGlobalArgs): Promise<vo
   };
 
   if (ACTIVE_PRESET === PresetName.minimal) logger.info("ACTIVE_PRESET == minimal preset");
+  logger.debug(`chain config: ${JSON.stringify(chainConfigToJson(config))}`);
 
   // additional metrics registries
   const metricsRegistries: Registry[] = [];

diff --git a/packages/cli/src/cmds/validator/handler.ts b/packages/cli/src/cmds/validator/handler.ts
@@ -3,6 +3,7 @@ import {setMaxListeners} from "node:events";
 import {LevelDbController} from "@lodestar/db";
 import {ProcessShutdownCallback, SlashingProtection, Validator, ValidatorProposerConfig} from "@lodestar/validator";
 import {getMetrics, MetricsRegister} from "@lodestar/validator";
+import {chainConfigToJson} from "@lodestar/config";
 import {RegistryMetricCreator, collectNodeJSMetrics, HttpMetricsServer} from "@lodestar/beacon-node";
 import {getBeaconConfigFromArgs} from "../../config/index.js";
 import {IGlobalArgs} from "../../options/index.js";
@@ -37,6 +38,7 @@ export async function validatorHandler(args: IValidatorCliArgs & IGlobalArgs): P
   const {version, commit} = getVersionData();
   logger.info("Lodestar", {network, version, commit});
   logger.info("Connecting to LevelDB database", {path: validatorPaths.validatorsDbDir});
+  logger.debug(`chain config: ${JSON.stringify(chainConfigToJson(config))}`);
 
   const dbPath = validatorPaths.validatorsDbDir;
   mkdir(dbPath);

diff --git a/packages/config/src/chainConfig/json.ts b/packages/config/src/chainConfig/json.ts
@@ -6,8 +6,11 @@ const MAX_UINT64_JSON = "18446744073709551615";
 export function chainConfigToJson(config: IChainConfig): Record<string, string> {
   const json: Record<string, string> = {};
 
-  for (const key of Object.keys(config) as (keyof IChainConfig)[]) {
-    json[key] = serializeSpecValue(config[key], chainConfigTypes[key]);
+  for (const key of Object.keys(chainConfigTypes) as (keyof IChainConfig)[]) {
+    const value = config[key];
+    if (value !== undefined) {
+      json[key] = serializeSpecValue(value, chainConfigTypes[key]);
+    }
   }
 
   return json;
@@ -16,8 +19,11 @@ export function chainConfigToJson(config: IChainConfig): Record<string, string>
 export function chainConfigFromJson(json: Record<string, unknown>): IChainConfig {
   const config = {} as IChainConfig;
 
-  for (const key of Object.keys(json) as (keyof IChainConfig)[]) {
-    config[key] = deserializeSpecValue(json[key], chainConfigTypes[key]) as never;
+  for (const key of Object.keys(chainConfigTypes) as (keyof IChainConfig)[]) {
+    const value = json[key];
+    if (value !== undefined) {
+      config[key] = deserializeSpecValue(json[key], chainConfigTypes[key]) as never;
+    }
   }
 
   return config;