From: Lennart Poettering <lennart@poettering.net>
Date: Fri, 7 Dec 2018 15:51:39 +0000 (+0100)
Subject: hostnamed: always flush nscd cache when changing hostname
X-Git-Tag: v240~44^2~1
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=7782e0a0eab136b72d6d0cf27aca85e3fe6a8728;p=thirdparty%2Fsystemd.git

hostnamed: always flush nscd cache when changing hostname

This way we know that nss-myhostname always serves the correct answer.
---

diff --git a/src/hostname/hostnamed.c b/src/hostname/hostnamed.c
index c1f9e27523f..7494cd0c2db 100644
--- a/src/hostname/hostnamed.c
+++ b/src/hostname/hostnamed.c
@@ -18,6 +18,7 @@
 #include "id128-util.h"
 #include "main-func.h"
 #include "missing_capability.h"
+#include "nscd-flush.h"
 #include "os-util.h"
 #include "parse-util.h"
 #include "path-util.h"
@@ -286,6 +287,8 @@ static int context_update_kernel_hostname(Context *c) {
         if (sethostname_idempotent(hn) < 0)
                 return -errno;
 
+        (void) nscd_flush_cache(STRV_MAKE("hosts"));
+
         return 0;
 }