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📦 chore: bump @modelcontextprotocol/sdk to 1.13.3 and cleanup mcp/connection.ts (#8241)

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Sebastien Bruel 2025-07-04 22:28:57 +09:00 • committed by GitHub
parent 404d40cbef
commit 5ee55cda4f
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3 changed files with 7 additions and 93 deletions
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9
package-lock.json generated
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@ -20186,9 +20186,9 @@
}
},
"node_modules/@modelcontextprotocol/sdk": {
"version": "1.12.3",
"resolved": "https://registry.npmjs.org/@modelcontextprotocol/sdk/-/sdk-1.12.3.tgz",
"integrity": "sha512-DyVYSOafBvk3/j1Oka4z5BWT8o4AFmoNyZY9pALOm7Lh3GZglR71Co4r4dEUoqDWdDazIZQHBe7J2Nwkg6gHgQ==",
"version": "1.13.3",
"resolved": "https://registry.npmjs.org/@modelcontextprotocol/sdk/-/sdk-1.13.3.tgz",
"integrity": "sha512-bGwA78F/U5G2jrnsdRkPY3IwIwZeWUEfb5o764b79lb0rJmMT76TLwKhdNZOWakOQtedYefwIR4emisEMvInKA==",
"license": "MIT",
"peer": true,
"dependencies": {
@ -20197,6 +20197,7 @@
"cors": "^2.8.5",
"cross-spawn": "^7.0.5",
"eventsource": "^3.0.2",
"eventsource-parser": "^3.0.0",
"express": "^5.0.1",
"express-rate-limit": "^7.5.0",
"pkce-challenge": "^5.0.0",
@ -46495,7 +46496,7 @@
"peerDependencies": {
"@librechat/agents": "^2.4.51",
"@librechat/data-schemas": "*",
"@modelcontextprotocol/sdk": "^1.12.3",
"@modelcontextprotocol/sdk": "^1.13.3",
"axios": "^1.8.2",
"diff": "^7.0.0",
"eventsource": "^3.0.2",

2
packages/api/package.json
View file

@ -71,7 +71,7 @@
"peerDependencies": {
"@librechat/agents": "^2.4.51",
"@librechat/data-schemas": "*",
"@modelcontextprotocol/sdk": "^1.12.3",
"@modelcontextprotocol/sdk": "^1.13.3",
"axios": "^1.8.2",
"diff": "^7.0.0",
"eventsource": "^3.0.2",

89
packages/api/src/mcp/connection.ts
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@ -59,9 +59,6 @@ export class MCPConnection extends EventEmitter {
private transport: Transport | null = null; // Make this nullable
private connectionState: t.ConnectionState = 'disconnected';
private connectPromise: Promise<void> | null = null;
private lastError: Error | null = null;
private lastConfigUpdate = 0;
private readonly CONFIG_TTL = 5 * 60 * 1000; // 5 minutes
private readonly MAX_RECONNECT_ATTEMPTS = 3;
public readonly serverName: string;
private shouldStopReconnecting = false;
@ -135,7 +132,6 @@ export class MCPConnection extends EventEmitter {
private emitError(error: unknown, errorContext: string): void {
const errorMessage = error instanceof Error ? error.message : String(error);
logger.error(`${this.getLogPrefix()} ${errorContext}: ${errorMessage}`);
this.emit('error', new Error(`${errorContext}: ${errorMessage}`));
}
private constructTransport(options: t.MCPOptions): Transport {
@ -359,16 +355,10 @@ export class MCPConnection extends EventEmitter {
private subscribeToResources(): void {
this.client.setNotificationHandler(ResourceListChangedNotificationSchema, async () => {
this.invalidateCache();
this.emit('resourcesChanged');
});
}
private invalidateCache(): void {
// this.cachedConfig = null;
this.lastConfigUpdate = 0;
}
async connectClient(): Promise<void> {
if (this.connectionState === 'connected') {
return;
@ -527,7 +517,7 @@ export class MCPConnection extends EventEmitter {
try {
await this.disconnect();
await this.connectClient();
if (!this.isConnected()) {
if (!(await this.isConnected())) {
throw new Error('Connection not established');
}
} catch (error) {
@ -564,11 +554,7 @@ export class MCPConnection extends EventEmitter {
}
this.connectionState = 'disconnected';
this.emit('connectionChange', 'disconnected');
} catch (error) {
this.emit('error', error);
throw error;
} finally {
this.invalidateCache();
this.connectPromise = null;
}
}
@ -603,79 +589,6 @@ export class MCPConnection extends EventEmitter {
}
}
// public async modifyConfig(config: ContinueConfig): Promise<ContinueConfig> {
// try {
// // Check cache
// if (this.cachedConfig && Date.now() - this.lastConfigUpdate < this.CONFIG_TTL) {
// return this.cachedConfig;
// }
// await this.connectClient();
// // Fetch and process resources
// const resources = await this.fetchResources();
// const submenuItems = resources.map(resource => ({
// title: resource.name,
// description: resource.description,
// id: resource.uri,
// }));
// if (!config.contextProviders) {
// config.contextProviders = [];
// }
// config.contextProviders.push(
// new MCPContextProvider({
// submenuItems,
// client: this.client,
// }),
// );
// // Fetch and process tools
// const tools = await this.fetchTools();
// const continueTools: Tool[] = tools.map(tool => ({
// displayTitle: tool.name,
// function: {
// description: tool.description,
// name: tool.name,
// parameters: tool.inputSchema,
// },
// readonly: false,
// type: 'function',
// wouldLikeTo: `use the ${tool.name} tool`,
// uri: `mcp://${tool.name}`,
// }));
// config.tools = [...(config.tools || []), ...continueTools];
// // Fetch and process prompts
// const prompts = await this.fetchPrompts();
// if (!config.slashCommands) {
// config.slashCommands = [];
// }
// const slashCommands: SlashCommand[] = prompts.map(prompt =>
// constructMcpSlashCommand(
// this.client,
// prompt.name,
// prompt.description,
// prompt.arguments?.map(a => a.name),
// ),
// );
// config.slashCommands.push(...slashCommands);
// // Update cache
// this.cachedConfig = config;
// this.lastConfigUpdate = Date.now();
// return config;
// } catch (error) {
// this.emit('error', error);
// // Return original config if modification fails
// return config;
// }
// }
public async isConnected(): Promise<boolean> {
try {
await this.client.ping();