fix: trust proxy headers and align proxy file mysql indexes

src/server/config.test.ts

@@ -85,4 +85,25 @@ describe('buildConfig', () => {
     expect(response.json()).toEqual({ textLength: largeText.length });
     await app.close();
   });
+
+  it('trusts forwarded client IP headers for reverse-proxy deployments', async () => {
+    const app = Fastify(buildFastifyOptions(buildConfig({})));
+
+    app.get('/ip', async (request) => ({
+      ip: request.ip,
+    }));
+
+    const response = await app.inject({
+      method: 'GET',
+      url: '/ip',
+      remoteAddress: '10.0.0.8',
+      headers: {
+        'x-forwarded-for': '203.0.113.5, 10.0.0.8',
+      },
+    });
+
+    expect(response.statusCode).toBe(200);
+    expect(response.json()).toEqual({ ip: '203.0.113.5' });
+    await app.close();
+  });
 });

src/server/config.ts

@@ -137,6 +137,7 @@ export function buildFastifyOptions(
 ): FastifyServerOptions {
   return {
     logger: true,
+    trustProxy: true,
     bodyLimit: appConfig.requestBodyLimit,
   };
 }

src/server/db/proxyFileSchemaCompatibility.test.ts

@@ -62,6 +62,19 @@ describe('ensureProxyFileSchemaCompatibility', () => {
     expect(executedSql.some((sqlText) => ownerIndexPattern.test(sqlText))).toBe(true);
   });
 
+  it('emits MySQL indexes compatible with generated bootstrap SQL', async () => {
+    const { inspector, executedSql } = createInspector('mysql');
+
+    await ensureProxyFileSchemaCompatibility(inspector);
+
+    expect(executedSql).toContain(
+      'CREATE UNIQUE INDEX `proxy_files_public_id_unique` ON `proxy_files` (`public_id`(191))',
+    );
+    expect(executedSql).toContain(
+      'CREATE INDEX `proxy_files_owner_lookup_idx` ON `proxy_files` (`owner_type`(191), `owner_id`(191), `deleted_at`)',
+    );
+  });
+
   it('adds missing columns on existing table before ensuring indexes', async () => {
     const { inspector, executedSql } = createInspector('postgres', {
       hasTable: true,

src/server/db/proxyFileSchemaCompatibility.ts

@@ -127,8 +127,8 @@ const CREATE_INDEX_SQL: Record<ProxyFileSchemaDialect, string[]> = {
     'CREATE INDEX IF NOT EXISTS "proxy_files_owner_lookup_idx" ON "proxy_files" ("owner_type", "owner_id", "deleted_at")',
   ],
   mysql: [
-    'CREATE UNIQUE INDEX `proxy_files_public_id_unique` ON `proxy_files` (`public_id`)',
-    'CREATE INDEX `proxy_files_owner_lookup_idx` ON `proxy_files` (`owner_type`, `owner_id`)',
+    'CREATE UNIQUE INDEX `proxy_files_public_id_unique` ON `proxy_files` (`public_id`(191))',
+    'CREATE INDEX `proxy_files_owner_lookup_idx` ON `proxy_files` (`owner_type`(191), `owner_id`(191), `deleted_at`)',
   ],
 };