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[libvirt] [PATCH 3/3] Add --sharable option for attach-disk



Add --sharable option for attach-disk to allow user to specify whether
the disk device is sharable between domains when attaching a disk
device from virsh command line.
---
 tools/virsh.c   |    4 ++++
 tools/virsh.pod |    5 +++--
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/tools/virsh.c b/tools/virsh.c
index c30f333..095eede 100644
--- a/tools/virsh.c
+++ b/tools/virsh.c
@@ -10182,6 +10182,7 @@ static const vshCmdOptDef opts_attach_disk[] = {
     {"persistent", VSH_OT_BOOL, 0, N_("persist disk attachment")},
     {"sourcetype", VSH_OT_STRING, 0, N_("type of source (block|file)")},
     {"serial", VSH_OT_STRING, 0, N_("serial of disk device")},
+    {"shareable", VSH_OT_BOOL, 0, N_("shareable between domains")},
     {NULL, 0, 0, NULL}
 };
 
@@ -10271,6 +10272,9 @@ cmdAttachDisk(vshControl *ctl, const vshCmd *cmd)
     if (serial)
         virBufferAsprintf(&buf, "  <serial>%s</serial>\n", serial);
 
+    if (vshCommandOptBool(cmd, "shareable"))
+        virBufferAsprintf(&buf, "  <shareable/>\n");
+
     virBufferAddLit(&buf, "</disk>\n");
 
     if (virBufferError(&buf)) {
diff --git a/tools/virsh.pod b/tools/virsh.pod
index 95e7744..401f3c6 100644
--- a/tools/virsh.pod
+++ b/tools/virsh.pod
@@ -876,7 +876,7 @@ the single existing device; consider using B<update-device> for this usage.
 =item B<attach-disk> I<domain-id> I<source> I<target> optional
 I<--driver driver> I<--subdriver subdriver> I<--cache cache>
 I<--type type> I<--mode mode> I<--persistent> I<--sourcetype soucetype>
-I<--serial serial>
+I<--serial serial> I<--shareable>
 
 Attach a new disk device to the domain.
 I<source> and I<target> are paths for the files and devices.
@@ -888,7 +888,8 @@ I<mode> can specify the two specific mode I<readonly> or I<shareable>.
 I<persistent> indicates the changes will affect the next boot of the domain.
 I<sourcetype> can indicate the type of source (block|file)
 I<cache> can be one of "default", "none", "writethrough" or "writeback".
-I<serial> is the serial of disk device.
+I<serial> is the serial of disk device. I<shareable> indicates the disk device
+is shareable between domains.
 
 =item B<attach-interface> I<domain-id> I<type> I<source> optional
 I<--target target> I<--mac mac> I<--script script> I<--model model>
-- 
1.7.5.1


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