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chore: clarify token refresh comments

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Co-authored-by: samanhappy <2755122+samanhappy@users.noreply.github.com>
This commit is contained in:
copilot-swe-agent[bot]
2025-12-13 14:50:55 +00:00
parent 58a73b6688
commit 1a7d8083ef
1 changed files with 4 additions and 4 deletions
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8
src/services/mcpOAuthProvider.ts
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@@ -41,6 +41,7 @@ import {
// Import getServerByName to access ServerInfo
import { getServerByName } from './mcpService.js';
// Refresh tokens one minute before expiry to avoid sending requests with stale credentials.
const ACCESS_TOKEN_REFRESH_THRESHOLD_MS = 60_000;
/**
@@ -341,7 +342,7 @@ export class MCPHubOAuthProvider implements OAuthClientProvider {
/**
* Returns tokens refreshed when expired or close to expiring.
* Falls back to stored tokens if refresh cannot be performed.
* When an access token already exists and refresh fails, the existing token is returned.
*/
private async getValidTokens(): Promise<OAuthTokens | undefined> {
const oauth = this.serverConfig.oauth;
@@ -400,9 +401,8 @@ export class MCPHubOAuthProvider implements OAuthClientProvider {
this.serverConfig = updatedConfig;
}
const newRefreshToken = tokens.refreshToken;
const nextRefreshToken = newRefreshToken ?? refreshToken;
if (newRefreshToken === undefined) {
const nextRefreshToken = tokens.refreshToken ?? refreshToken;
if (tokens.refreshToken === undefined) {
console.warn(
`Refresh response missing refresh_token for ${this.serverName}; reusing existing refresh token (some providers omit refresh_token on refresh)`,
);