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[v2] docs: Mark "gluster" support in QEMU as deprecated

Message ID 20240925071514.13728-1-thuth@redhat.com
State New
Headers show
Series [v2] docs: Mark "gluster" support in QEMU as deprecated | expand

Commit Message

Thomas Huth Sept. 25, 2024, 7:15 a.m. UTC 
According to https://marc.info/?l=fedora-devel-list&m=171934833215726
the GlusterFS development effectively ended. Thus mark it as deprecated
in QEMU, so we can remove it in a future release if the project does
not gain momentum again.

Acked-by: Niels de Vos <ndevos@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
---
 v2: Mark it as deprecated in the QAPI and print a warning once, too

 docs/about/deprecated.rst | 9 +++++++++
 qapi/block-core.json      | 7 ++++++-
 block/gluster.c           | 2 ++
 3 files changed, 17 insertions(+), 1 deletion(-)
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Patch

diff --git a/docs/about/deprecated.rst b/docs/about/deprecated.rst
index ed31d4b0b2..b231aa3948 100644
--- a/docs/about/deprecated.rst
+++ b/docs/about/deprecated.rst
@@ -395,6 +395,15 @@  Specifying the iSCSI password in plain text on the command line using the
 used instead, to refer to a ``--object secret...`` instance that provides
 a password via a file, or encrypted.
 
+``gluster`` backend (since 9.2)
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+According to https://marc.info/?l=fedora-devel-list&m=171934833215726
+the GlusterFS development effectively ended. Unless the development
+gains momentum again, the QEMU project might remove the gluster backend
+in a future release.
+
+
 Character device options
 ''''''''''''''''''''''''
 
diff --git a/qapi/block-core.json b/qapi/block-core.json
index 9f6dd59298..cb7cb1c0ed 100644
--- a/qapi/block-core.json
+++ b/qapi/block-core.json
@@ -3187,12 +3187,17 @@ 
 #
 # @snapshot-access: Since 7.0
 #
+# Features:
+#
+# @deprecated: Member @gluster is deprecated since GlusterFS ceased development
+#
 # Since: 2.9
 ##
 { 'enum': 'BlockdevDriver',
   'data': [ 'blkdebug', 'blklogwrites', 'blkreplay', 'blkverify', 'bochs',
             'cloop', 'compress', 'copy-before-write', 'copy-on-read', 'dmg',
-            'file', 'snapshot-access', 'ftp', 'ftps', 'gluster',
+            'file', 'snapshot-access', 'ftp', 'ftps',
+            {'name': 'gluster', 'features': [ 'deprecated' ] },
             {'name': 'host_cdrom', 'if': 'HAVE_HOST_BLOCK_DEVICE' },
             {'name': 'host_device', 'if': 'HAVE_HOST_BLOCK_DEVICE' },
             'http', 'https',
diff --git a/block/gluster.c b/block/gluster.c
index f8b415f381..f03d05251e 100644
--- a/block/gluster.c
+++ b/block/gluster.c
@@ -809,6 +809,8 @@  static int qemu_gluster_open(BlockDriverState *bs,  QDict *options,
         goto out;
     }
 
+    warn_report_once("'gluster' is deprecated");
+
     filename = qemu_opt_get(opts, GLUSTER_OPT_FILENAME);
 
     s->debug = qemu_opt_get_number(opts, GLUSTER_OPT_DEBUG,