From 1941d00650df6d6189d4d01fd4f268de7920a5a1 Mon Sep 17 00:00:00 2001
From: default <nobody@localhost>
Date: Thu, 24 Nov 2022 08:39:30 +0100
Subject: [PATCH] Refuse to store objects that are already here.

---
 data.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/data.c b/data.c
index e621eb2..19b8a0a 100644
--- a/data.c
+++ b/data.c
@@ -388,6 +388,12 @@ int object_add(const char *id, d_char *obj)
     xs *fn     = _object_fn(id);
     FILE *f;
 
+    if (mtime(fn) > 0.0) {
+        /* object already here */
+        srv_debug(0, xs_fmt("object_add object already here %s", id));
+        return 204; /* No content */
+    }
+
     if ((f = fopen(fn, "w")) != NULL) {
         flock(fileno(f), LOCK_EX);