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qapi: Add new command to query colo status

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Libvirt or other high level software can use this command query colo status.
You can test this command like that:
{'execute':'query-colo-status'}

Signed-off-by: Zhang Chen <zhangckid@gmail.com>
Signed-off-by: Zhang Chen <chen.zhang@intel.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
This commit is contained in:
Zhang Chen 2018-09-03 12:38:53 +08:00 • committed by Jason Wang
parent 41b6b77921
commit f56c0065b8
2 changed files with 53 additions and 0 deletions
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32
qapi/migration.json
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@ -1307,6 +1307,38 @@
##
{ 'command': 'xen-colo-do-checkpoint' }
##
# @COLOStatus:
#
# The result format for 'query-colo-status'.
#
# @mode: COLO running mode. If COLO is running, this field will return
# 'primary' or 'secondary'.
#
# @reason: describes the reason for the COLO exit.
#
# Since: 3.0
##
{ 'struct': 'COLOStatus',
'data': { 'mode': 'COLOMode', 'reason': 'COLOExitReason' } }
##
# @query-colo-status:
#
# Query COLO status while the vm is running.
#
# Returns: A @COLOStatus object showing the status.
#
# Example:
#
# -> { "execute": "query-colo-status" }
# <- { "return": { "mode": "primary", "active": true, "reason": "request" } }
#
# Since: 3.0
##
{ 'command': 'query-colo-status',
'returns': 'COLOStatus' }
##
# @migrate-recover:
#