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🛠️ refactor: Consolidate MCP Tool Caching (#9172)

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* 🛠️ refactor: Consolidate MCP Tool Caching

* 🐍 fix: Correctly mock and utilize updateMCPUserTools in MCP route tests
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Danny Avila 2025-08-20 12:19:29 -04:00 • committed by GitHub
parent 5a14ee9c6a
commit da4aa37493
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10 changed files with 293 additions and 191 deletions
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23
api/server/services/initializeMCPs.js
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@ -1,8 +1,6 @@
const { logger } = require('@librechat/data-schemas');
const { getCachedTools, setCachedTools } = require('./Config');
const { CacheKeys } = require('librechat-data-provider');
const { createMCPManager } = require('~/config');
const { getLogStores } = require('~/cache');
const { mergeAppTools } = require('./Config');
/**
* Initialize MCP servers
@ -18,21 +16,12 @@ async function initializeMCPs(app) {
try {
delete app.locals.mcpConfig;
const cachedTools = await getCachedTools();
const mcpTools = mcpManager.getAppToolFunctions() || {};
await mergeAppTools(mcpTools);
if (!cachedTools) {
logger.warn('No available tools found in cache during MCP initialization');
return;
}
const mcpTools = mcpManager.getAppToolFunctions() ?? {};
await setCachedTools({ ...cachedTools, ...mcpTools }, { isGlobal: true });
const cache = getLogStores(CacheKeys.CONFIG_STORE);
await cache.delete(CacheKeys.TOOLS);
logger.debug('Cleared tools array cache after MCP initialization');
logger.info('MCP servers initialized successfully');
logger.info(
`MCP servers initialized successfully. Added ${Object.keys(mcpTools).length} MCP tools.`,
);
} catch (error) {
logger.error('Failed to initialize MCP servers:', error);
}