nspawn: always copy /etc/resolv.conf rather than bind mount

[elogind.git] / src / nspawn / nspawn.c

diff --git a/src/nspawn/nspawn.c b/src/nspawn/nspawn.c
index eb9605c356afaba27d2cb2c6bb2627dd90d5be11..fc4a8a36c869b716a4ffff7b38cb46fcc5bb7d39 100644 (file)
--- a/src/nspawn/nspawn.c
+++ b/src/nspawn/nspawn.c
@@ -521,7 +521,6 @@ static int setup_timezone(const char *dest) {
 
 static int setup_resolv_conf(const char *dest) {
         char _cleanup_free_ *where = NULL;
-        _cleanup_close_ int fd = -1;
 
         assert(dest);
 
@@ -533,18 +532,9 @@ static int setup_resolv_conf(const char *dest) {
         if (!where)
                 return log_oom();
 
-        fd = open(where, O_WRONLY|O_CREAT|O_EXCL|O_CLOEXEC|O_NOCTTY|O_NOFOLLOW, 0644);
-
         /* We don't really care for the results of this really. If it
          * fails, it fails, but meh... */
-        if (mount("/etc/resolv.conf", where, "bind", MS_BIND, NULL) < 0)
-                log_warning("Failed to bind mount /etc/resolv.conf: %m");
-        else
-                if (mount("/etc/resolv.conf", where, "bind",
-                          MS_BIND|MS_REMOUNT|MS_RDONLY, NULL) < 0) {
-                        log_error("Failed to remount /etc/resolv.conf readonly: %m");
-                        return -errno;
-                }
+        copy_file("/etc/resolv.conf", where, O_TRUNC|O_NOFOLLOW);
 
         return 0;
 }