From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:39865) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1csmvJ-0000C6-S9 for qemu-devel@nongnu.org; Tue, 28 Mar 2017 04:56:19 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1csmvI-0008MC-Fq for qemu-devel@nongnu.org; Tue, 28 Mar 2017 04:56:17 -0400 From: Markus Armbruster Date: Tue, 28 Mar 2017 10:56:03 +0200 Message-Id: <1490691368-32099-6-git-send-email-armbru@redhat.com> In-Reply-To: <1490691368-32099-1-git-send-email-armbru@redhat.com> References: <1490691368-32099-1-git-send-email-armbru@redhat.com> Subject: [Qemu-devel] [PATCH v4 for-2.9 05/10] rbd: Don't accept -drive driver=rbd, keyvalue-pairs=... List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: qemu-block@nongnu.org, jdurgin@redhat.com, jcody@redhat.com, kwolf@redhat.com, mreitz@redhat.com, eblake@redhat.com The way we communicate extra key-value pairs from qemu_rbd_parse_filename() to qemu_rbd_open() exposes option parameter "keyvalue-pairs" on the command line. It's not wanted there. Hack: rename the parameter to "=keyvalue-pairs" to make it inaccessible. Signed-off-by: Markus Armbruster Reviewed-by: Eric Blake Reviewed-by: Max Reitz Reviewed-by: Jeff Cody --- block/rbd.c | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) diff --git a/block/rbd.c b/block/rbd.c index 182a5a3..2632533 100644 --- a/block/rbd.c +++ b/block/rbd.c @@ -215,7 +215,7 @@ static void qemu_rbd_parse_filename(const char *filename, QDict *options, } if (keypairs[0]) { - qdict_put(options, "keyvalue-pairs", qstring_from_str(keypairs)); + qdict_put(options, "=keyvalue-pairs", qstring_from_str(keypairs)); } @@ -330,7 +330,11 @@ static QemuOptsList runtime_opts = { .help = "Rados id name", }, { - .name = "keyvalue-pairs", + /* + * HACK: name starts with '=' so that qemu_opts_parse() + * can't set it + */ + .name = "=keyvalue-pairs", .type = QEMU_OPT_STRING, .help = "Legacy rados key/value option parameters", }, @@ -405,7 +409,7 @@ static int qemu_rbd_create(const char *filename, QemuOpts *opts, Error **errp) conf = qemu_opt_get(rbd_opts, "conf"); clientname = qemu_opt_get(rbd_opts, "user"); name = qemu_opt_get(rbd_opts, "image"); - keypairs = qemu_opt_get(rbd_opts, "keyvalue-pairs"); + keypairs = qemu_opt_get(rbd_opts, "=keyvalue-pairs"); ret = rados_create(&cluster, clientname); if (ret < 0) { @@ -638,7 +642,7 @@ static int qemu_rbd_open(BlockDriverState *bs, QDict *options, int flags, snap = qemu_opt_get(opts, "snapshot"); clientname = qemu_opt_get(opts, "user"); name = qemu_opt_get(opts, "image"); - keypairs = qemu_opt_get(opts, "keyvalue-pairs"); + keypairs = qemu_opt_get(opts, "=keyvalue-pairs"); if (!pool || !name) { error_setg(errp, "Parameters 'pool' and 'image' are required"); -- 2.7.4