One could use it to eject, insert, or update media of the CDROM
or floppy drive. See the documents for more details.
---
tools/virsh.c | 134 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 134 insertions(+), 0 deletions(-)
diff --git a/tools/virsh.c b/tools/virsh.c
index 5dad1d6..95bda67 100644
--- a/tools/virsh.c
+++ b/tools/virsh.c
@@ -14492,6 +14492,139 @@ cmdDetachDisk(vshControl *ctl, const vshCmd *cmd)
}
/*
+ * "change-media" command
+ */
+static const vshCmdInfo info_change_media[] = {
+ {"help", N_("insert media into CD or floppy drive")},
+ {"desc", N_("Insert media into CD or floppy drive.")},
+ {NULL, NULL}
+};
+
+static const vshCmdOptDef opts_change_media[] = {
+ {"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
+ {"target", VSH_OT_DATA, VSH_OFLAG_REQ, N_("target of disk device")},
+ {"source", VSH_OT_DATA, 0, N_("source of the media")},
+ {"eject", VSH_OT_BOOL, 0, N_("Eject the media")},
+ {"insert", VSH_OT_BOOL, 0, N_("Insert the media")},
+ {"update", VSH_OT_BOOL, 0, N_("Update the media")},
+ {"current", VSH_OT_BOOL, 0, N_("can be either or both of --live and --config, "
+ "depends on implementation of hypervisor driver")},
+ {"live", VSH_OT_BOOL, 0, N_("alter live configuration of running domain")},
+ {"config", VSH_OT_BOOL, 0, N_("alter persistent configuration, effect observed on next boot")},
+ {"force", VSH_OT_BOOL, 0, N_("force media insertion")},
+ {NULL, 0, 0, NULL}
+};
+
+static bool
+cmdChangeMedia(vshControl *ctl, const vshCmd *cmd)
+{
+ virDomainPtr dom = NULL;
+ const char *source = NULL;
+ const char *target = NULL;
+ const char *doc = NULL;
+ xmlNodePtr disk_node = NULL;
+ const char *disk_xml = NULL;
+ int flags = 0;
+ int config, live, current, force = 0;
+ int eject, insert, update = 0;
+ bool ret = false;
+ unsigned int prepare_flags = 0;
+
+ config = vshCommandOptBool(cmd, "config");
+ live = vshCommandOptBool(cmd, "live");
+ current = vshCommandOptBool(cmd, "current");
+ force = vshCommandOptBool(cmd, "force");
+ eject = vshCommandOptBool(cmd, "eject");
+ insert = vshCommandOptBool(cmd, "insert");
+ update = vshCommandOptBool(cmd, "update");
+
+ if ((eject && insert) ||
+ (insert && update) ||
+ (eject && update)) {
+ vshError(ctl, "%s", _("--eject, --insert, and --update must be specified "
+ "exclusively."));
+ return false;
+ }
+
+ if (!eject && !insert && !update) {
+ vshError(ctl, "%s", _("One of --eject, --insert, and --update should be "
+ "specified"));
+ return false;
+ }
+
+ if (eject)
+ prepare_flags |= VSH_PREPARE_DISK_XML_EJECT;
+
+ if (insert)
+ prepare_flags |= VSH_PREPARE_DISK_XML_INSERT;
+
+ if (update)
+ prepare_flags |= VSH_PREPARE_DISK_XML_UPDATE;
+
+ if (current) {
+ if (live || config) {
+ vshError(ctl, "%s", _("--current must be specified exclusively"));
+ return false;
+ }
+ flags = VIR_DOMAIN_AFFECT_CURRENT;
+ } else {
+ if (config)
+ flags |= VIR_DOMAIN_AFFECT_CONFIG;
+ if (live)
+ flags |= VIR_DOMAIN_AFFECT_LIVE;
+ }
+
+ if (force)
+ flags |= VIR_DOMAIN_DEVICE_MODIFY_FORCE;
+
+ if (!vshConnectionUsability(ctl, ctl->conn))
+ goto cleanup;
+
+ if (!(dom = vshCommandOptDomain(ctl, cmd, NULL)))
+ goto cleanup;
+
+ if (vshCommandOptString(cmd, "target", &target) <= 0)
+ goto cleanup;
+
+ if (vshCommandOptString(cmd, "source", &source) < 0)
+ goto cleanup;
+
+ if (insert && !source) {
+ vshError(ctl, "%s", _("No disk source specified for inserting"));
+ goto cleanup;
+ }
+
+ if (flags & VIR_DOMAIN_AFFECT_CONFIG)
+ doc = virDomainGetXMLDesc(dom, VIR_DOMAIN_XML_INACTIVE);
+ else
+ doc = virDomainGetXMLDesc(dom, 0);
+ if (!doc)
+ goto cleanup;
+
+ if (!(disk_node = vshFindDisk(doc, target, VSH_FIND_DISK_CHANGEABLE)))
+ goto cleanup;
+
+ if (!(disk_xml = vshPrepareDiskXML(disk_node, source, target, prepare_flags)))
+ goto cleanup;
+
+ if (virDomainUpdateDeviceFlags(dom, disk_xml, flags) != 0) {
+ vshError(ctl, "%s", _("Failed to insert media"));
+ goto cleanup;
+ }
+
+ vshPrint(ctl, "%s", _("Media inserted successfully\n"));
+ ret = true;
+
+cleanup:
+ VIR_FREE(doc);
+ xmlFreeNode(disk_node);
+ VIR_FREE(disk_xml);
+ if (dom)
+ virDomainFree(dom);
+ return ret;
+}
+
+/*
* "cpu-compare" command
*/
static const vshCmdInfo info_cpu_compare[] = {
@@ -16584,6 +16717,7 @@ static const vshCmdDef domManagementCmds[] = {
{"blockpull", cmdBlockPull, opts_block_pull, info_block_pull, 0},
{"blockjob", cmdBlockJob, opts_block_job, info_block_job, 0},
{"blockresize", cmdBlockResize, opts_block_resize, info_block_resize, 0},
+ {"change-media", cmdChangeMedia, opts_change_media, info_change_media, 0},
#ifndef WIN32
{"console", cmdConsole, opts_console, info_console, 0},
#endif
--
1.7.7.3
--
libvir-list mailing list
libvir-list@xxxxxxxxxx
https://www.redhat.com/mailman/listinfo/libvir-list