Add session creation

server/routers/integration.ts

@@ -808,6 +808,16 @@ authenticated.post(
     accessToken.generateAccessToken
 );
 
+authenticated.post(
+    `/resource/:resourceId/session-token`,
+    verifyApiKeyResourceAccess,
+    verifyApiKeyUserAccess,
+    verifyLimits,
+    verifyApiKeyHasAction(ActionsEnum.createResourceSessionToken),
+    logActionAudit(ActionsEnum.createResourceSessionToken),
+    resource.createResourceSessionToken
+);
+
 authenticated.delete(
     `/access-token/:accessTokenId`,
     verifyApiKeyAccessTokenAccess,

server/routers/resource/createResourceSessionToken.ts

@@ -0,0 +1,133 @@
+import { Request, Response, NextFunction } from "express";
+import { z } from "zod";
+import { db } from "@server/db";
+import { resources, users, userOrgs } from "@server/db";
+import { eq, and } from "drizzle-orm";
+import { createResourceSession } from "@server/auth/sessions/resource";
+import HttpCode from "@server/types/HttpCode";
+import createHttpError from "http-errors";
+import { fromError } from "zod-validation-error";
+import logger from "@server/logger";
+import { createSession, generateSessionToken } from "@server/auth/sessions/app";
+import { response } from "@server/lib/response";
+
+const createResourceSessionTokenParams = z.strictObject({
+    resourceId: z.coerce.number().int().positive()
+});
+
+const createResourceSessionTokenBody = z.strictObject({
+    userId: z.string().nonempty(),
+    idpId: z.coerce.number().int().positive().optional()
+});
+
+export type CreateResourceSessionTokenResponse = {
+    requestToken: string;
+};
+
+export async function createResourceSessionToken(
+    req: Request,
+    res: Response,
+    next: NextFunction
+): Promise<any> {
+    try {
+        const parsedParams = createResourceSessionTokenParams.safeParse(
+            req.params
+        );
+        if (!parsedParams.success) {
+            return next(
+                createHttpError(
+                    HttpCode.BAD_REQUEST,
+                    fromError(parsedParams.error).toString()
+                )
+            );
+        }
+
+        const parsedBody = createResourceSessionTokenBody.safeParse(req.body);
+        if (!parsedBody.success) {
+            return next(
+                createHttpError(
+                    HttpCode.BAD_REQUEST,
+                    fromError(parsedBody.error).toString()
+                )
+            );
+        }
+
+        const { resourceId } = parsedParams.data;
+        const { userId, idpId } = parsedBody.data;
+
+        const [resource] = await db
+            .select()
+            .from(resources)
+            .where(eq(resources.resourceId, resourceId))
+            .limit(1);
+
+        if (!resource) {
+            return next(
+                createHttpError(
+                    HttpCode.NOT_FOUND,
+                    `Resource with ID ${resourceId} not found`
+                )
+            );
+        }
+
+        const candidates = await db
+            .select({ userId: users.userId })
+            .from(userOrgs)
+            .innerJoin(users, eq(userOrgs.userId, users.userId))
+            .where(
+                and(
+                    eq(users.userId, userId),
+                    eq(userOrgs.orgId, resource.orgId)
+                )
+            );
+
+        if (candidates.length === 0) {
+            return next(
+                createHttpError(
+                    HttpCode.NOT_FOUND,
+                    `User not found in the organization that owns this resource`
+                )
+            );
+        }
+
+        if (candidates.length > 1) {
+            return next(
+                createHttpError(
+                    HttpCode.BAD_REQUEST,
+                    "Multiple users match this username (external users from different identity providers). Specify idpId to disambiguate."
+                )
+            );
+        }
+
+        const targetUserId = candidates[0].userId;
+
+        const appSessionToken = generateSessionToken();
+        const appSession = await createSession(appSessionToken, targetUserId);
+
+        const requestToken = generateSessionToken();
+        await createResourceSession({
+            resourceId,
+            token: requestToken,
+            userSessionId: appSession.sessionId,
+            isRequestToken: true,
+            expiresAt: Date.now() + 1000 * 30, // 30 seconds
+            sessionLength: 1000 * 30,
+            doNotExtend: true
+        });
+
+        logger.debug("Resource session token created successfully");
+
+        return response<CreateResourceSessionTokenResponse>(res, {
+            data: { requestToken },
+            success: true,
+            error: false,
+            message: "Resource session token created successfully",
+            status: HttpCode.OK
+        });
+    } catch (error) {
+        logger.error(error);
+        return next(
+            createHttpError(HttpCode.INTERNAL_SERVER_ERROR, "An error occurred")
+        );
+    }
+}

server/routers/resource/index.ts

@@ -17,6 +17,7 @@ export * from "./getResourceWhitelist";
 export * from "./authWithWhitelist";
 export * from "./authWithAccessToken";
 export * from "./getExchangeToken";
+export * from "./createResourceSessionToken";
 export * from "./createResourceRule";
 export * from "./deleteResourceRule";
 export * from "./listResourceRules";