Merge pull request #13657 from badone/wip-rgw-setuid-no-coredump

rgw: set dumpable flag after setuid post ff0e521

Reviewed-by: Matt Benjamin <mbenjami@redhat.com>

src/rgw/rgw_main.cc

@@ -64,6 +64,10 @@
 #include "include/types.h"
 #include "common/BackTrace.h"
 
+#ifdef HAVE_SYS_PRCTL_H
+#include <sys/prctl.h>
+#endif
+
 #define dout_subsys ceph_subsys_rgw
 
 using namespace std;
@@ -532,6 +536,12 @@ int main(int argc, const char **argv)
   realm_watcher.add_watcher(RGWRealmNotify::Reload, reloader);
   realm_watcher.add_watcher(RGWRealmNotify::ZonesNeedPeriod, pusher);
 
+#if defined(HAVE_SYS_PRCTL_H)
+  if (prctl(PR_SET_DUMPABLE, 1) == -1) {
+    cerr << "warning: unable to set dumpable flag: " << cpp_strerror(errno) << std::endl;
+  }
+#endif
+
   wait_shutdown();
 
   derr << "shutting down" << dendl;