backup: improve error when copy-before-write fails for fleecing

[pve-qemu.git] / debian / patches / pve / 0005-PVE-Config-glusterfs-no-default-logfile-if-daemonize.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Wolfgang Bumiller <w.bumiller@proxmox.com>
Date: Mon, 6 Apr 2020 12:16:35 +0200
Subject: [PATCH] PVE: [Config] glusterfs: no default logfile if daemonized

Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
---
 block/gluster.c | 15 +++++++++++----
 1 file changed, 11 insertions(+), 4 deletions(-)

diff --git a/block/gluster.c b/block/gluster.c
index cc74af06dc..3ba9bbfa5e 100644
--- a/block/gluster.c
+++ b/block/gluster.c
@@ -43,7 +43,7 @@
 #define GLUSTER_DEBUG_DEFAULT       4
 #define GLUSTER_DEBUG_MAX           9
 #define GLUSTER_OPT_LOGFILE         "logfile"
-#define GLUSTER_LOGFILE_DEFAULT     "-" /* handled in libgfapi as /dev/stderr */
+#define GLUSTER_LOGFILE_DEFAULT     NULL
 /*
  * Several versions of GlusterFS (3.12? -> 6.0.1) fail when the transfer size
  * is greater or equal to 1024 MiB, so we are limiting the transfer size to 512
@@ -425,6 +425,7 @@ static struct glfs *qemu_gluster_glfs_init(BlockdevOptionsGluster *gconf,
     int old_errno;
     SocketAddressList *server;
     uint64_t port;
+    const char *logfile;
 
     glfs = glfs_find_preopened(gconf->volume);
     if (glfs) {
@@ -467,9 +468,15 @@ static struct glfs *qemu_gluster_glfs_init(BlockdevOptionsGluster *gconf,
         }
     }
 
-    ret = glfs_set_logging(glfs, gconf->logfile, gconf->debug);
-    if (ret < 0) {
-        goto out;
+    logfile = gconf->logfile;
+    if (!logfile && !is_daemonized()) {
+        logfile = "-";
+    }
+    if (logfile) {
+        ret = glfs_set_logging(glfs, logfile, gconf->debug);
+        if (ret < 0) {
+            goto out;
+        }
     }
 
     ret = glfs_init(glfs);