1 files changed, 36 insertions, 0 deletions
diff --git a/bskyogcard/src/routes/util.ts b/bskyogcard/src/routes/util.ts
new file mode 100644
index 000000000..718ed592a
--- /dev/null
+++ b/bskyogcard/src/routes/util.ts
@@ -0,0 +1,36 @@
+import {ErrorRequestHandler, Request, RequestHandler, Response} from 'express'
+
+import {AppContext} from '../context.js'
+import {httpLogger} from '../logger.js'
+
+export type Handler = (req: Request, res: Response) => Awaited<void>
+
+export const handler = (runHandler: Handler): RequestHandler => {
+  return async (req, res, next) => {
+    try {
+      await runHandler(req, res)
+    } catch (err) {
+      next(err)
+    }
+  }
+}
+
+export function originVerifyMiddleware(ctx: AppContext): RequestHandler {
+  const {originVerify} = ctx.cfg.service
+  if (!originVerify) return (_req, _res, next) => next()
+  return (req, res, next) => {
+    const verifyHeader = req.headers['x-origin-verify']
+    if (verifyHeader !== originVerify) {
+      return res.status(404).end('not found')
+    }
+    next()
+  }
+}
+
+export const errorHandler: ErrorRequestHandler = (err, req, res, next) => {
+  httpLogger.error({err}, 'request error')
+  if (res.headersSent) {
+    return next(err)
+  }
+  return res.status(500).end('server error')
+}