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

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
2017-04-05 12:38:26 +03:00
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
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Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
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---
block/gluster.c | 15 +++++++++++----
1 file changed, 11 insertions(+), 4 deletions(-)
diff --git a/block/gluster.c b/block/gluster.c
update submodule and patches to 7.1.0 Notable changes: * The only big change is the switch to using a custom QIOChannel for savevm-async, because the previously used QEMUFileOps was dropped. Changes to the current implementation: * Switch to vector based methods as required for an IO channel. For short reads the passed-in IO vector is stuffed with zeroes at the end, just to be sure. * For reading: The documentation in include/io/channel.h states that at least one byte should be read, so also error out when whe are at the very end instead of returning 0. * For reading: Fix off-by-one error when request goes beyond end. The wrong code piece was: if ((pos + size) > maxlen) { size = maxlen - pos - 1; } Previously, the last byte would not be read. It's actually possible to get a snapshot .raw file that has content all the way up the final 512 byte (= BDRV_SECTOR_SIZE) boundary without any trailing zero bytes (I wrote a script to do it). Luckily, it didn't cause a real issue, because qemu_loadvm_state() is not interested in the final (i.e. QEMU_VM_VMDESCRIPTION) section. The buffer for reading it is simply freed up afterwards and the function will assume that it read the whole section, even if that's not the case. * For writing: Make use of the generated blk_pwritev() wrapper instead of manually wrapping the coroutine to simplify and save a few lines. * Adapt to changed interfaces for blk_{pread,pwrite}: * a9262f551e ("block: Change blk_{pread,pwrite}() param order") * 3b35d4542c ("block: Add a 'flags' param to blk_pread()") * bf5b16fa40 ("block: Make blk_{pread,pwrite}() return 0 on success") Those changes especially affected the qemu-img dd patches, because the context also changed, but also some of our block drivers used the functions. * Drop qemu-common.h include: it got renamed after essentially everything was moved to other headers. The only remaining user I could find for things dropped from the header between 7.0 and 7.1 was qemu_get_vm_name() in the iscsi-initiatorname patch, but it already includes the header to which the function was moved. Signed-off-by: Fiona Ebner <f.ebner@proxmox.com>
2022-10-14 15:07:13 +03:00
index b60213ab80..93da76bc31 100644
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--- a/block/gluster.c
+++ b/block/gluster.c
@@ -42,7 +42,7 @@
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#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
@@ -424,6 +424,7 @@ static struct glfs *qemu_gluster_glfs_init(BlockdevOptionsGluster *gconf,
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int old_errno;
SocketAddressList *server;
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unsigned long long port;
+ const char *logfile;
glfs = glfs_find_preopened(gconf->volume);
if (glfs) {
@@ -466,9 +467,15 @@ static struct glfs *qemu_gluster_glfs_init(BlockdevOptionsGluster *gconf,
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}
}
- 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);