It will be used to store the uri tcp_port parameter. This is the only
parameter than can change and we can need to be able to connect to it.
Signed-off-by: Juan Quintela <quint...@redhat.com>
--
This used to be uri parameter, but it has so many troubles to
reproduce that it don't just make sense.
---
hmp.c | 3 +++
migration/migration.c | 8 ++++++++
qapi/migration.json | 19 ++++++++++++++++---
3 files changed, 27 insertions(+), 3 deletions(-)
diff --git a/hmp.c b/hmp.c
index b3de32d219..369cb991f2 100644
--- a/hmp.c
+++ b/hmp.c
@@ -345,6 +345,9 @@ void hmp_info_migrate_parameters(Monitor *mon, const QDict
*qdict)
monitor_printf(mon, "%s: %" PRIu64 "\n",
MigrationParameter_str(MIGRATION_PARAMETER_XBZRLE_CACHE_SIZE),
params->xbzrle_cache_size);
+ monitor_printf(mon, "%s: %d\n",
+ MigrationParameter_str(MIGRATION_PARAMETER_X_TCP_PORT),
+ params->x_tcp_port);
}
qapi_free_MigrationParameters(params);
diff --git a/migration/migration.c b/migration/migration.c
index 44cbfb0ddd..eb6958dcda 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -522,6 +522,8 @@ MigrationParameters *qmp_query_migrate_parameters(Error
**errp)
params->x_multifd_page_count = s->parameters.x_multifd_page_count;
params->has_xbzrle_cache_size = true;
params->xbzrle_cache_size = s->parameters.xbzrle_cache_size;
+ params->has_x_tcp_port = true;
+ params->x_tcp_port = s->parameters.x_tcp_port;
return params;
}
@@ -889,6 +891,9 @@ static void migrate_params_test_apply(MigrateSetParameters
*params,
if (params->has_xbzrle_cache_size) {
dest->xbzrle_cache_size = params->xbzrle_cache_size;
}
+ if (params->has_x_tcp_port) {
+ dest->x_tcp_port = params->x_tcp_port;
+ }
}
static void migrate_params_apply(MigrateSetParameters *params, Error **errp)
@@ -961,6 +966,9 @@ static void migrate_params_apply(MigrateSetParameters
*params, Error **errp)
s->parameters.xbzrle_cache_size = params->xbzrle_cache_size;
xbzrle_cache_resize(params->xbzrle_cache_size, errp);
}
+ if (params->has_x_tcp_port) {
+ s->parameters.x_tcp_port = params->x_tcp_port;
+ }
}
void qmp_migrate_set_parameters(MigrateSetParameters *params, Error **errp)
diff --git a/qapi/migration.json b/qapi/migration.json
index 4cd3d13158..26661b0df6 100644
--- a/qapi/migration.json
+++ b/qapi/migration.json
@@ -488,6 +488,9 @@
# and a power of 2
# (Since 2.11)
#
+# @x-tcp-port: Only used for tcp, to know what the real port is
+# (Since 2.12)
+#
# Since: 2.4
##
{ 'enum': 'MigrationParameter',
@@ -496,7 +499,7 @@
'tls-creds', 'tls-hostname', 'max-bandwidth',
'downtime-limit', 'x-checkpoint-delay', 'block-incremental',
'x-multifd-channels', 'x-multifd-page-count',
- 'xbzrle-cache-size' ] }
+ 'xbzrle-cache-size', 'x-tcp-port' ] }
##
# @MigrateSetParameters:
@@ -564,6 +567,10 @@
# needs to be a multiple of the target page size
# and a power of 2
# (Since 2.11)
+#
+# @x-tcp-port: Only used for tcp, to know what the real port is
+# (Since 2.12)
+#
# Since: 2.4
##
# TODO either fuse back into MigrationParameters, or make
@@ -582,7 +589,8 @@
'*block-incremental': 'bool',
'*x-multifd-channels': 'int',
'*x-multifd-page-count': 'int',
- '*xbzrle-cache-size': 'size' } }
+ '*xbzrle-cache-size': 'size',
+ '*x-tcp-port': 'uint16'} }
##
# @migrate-set-parameters:
@@ -665,6 +673,10 @@
# needs to be a multiple of the target page size
# and a power of 2
# (Since 2.11)
+#
+# @x-tcp-port: Only used for tcp, to know what the real port is
+# (Since 2.12)
+#
# Since: 2.4
##
{ 'struct': 'MigrationParameters',
@@ -681,7 +693,8 @@
'*block-incremental': 'bool' ,
'*x-multifd-channels': 'uint8',
'*x-multifd-page-count': 'uint32',
- '*xbzrle-cache-size': 'size' } }
+ '*xbzrle-cache-size': 'size',
+ '*x-tcp-port': 'uint16'} }
##
# @query-migrate-parameters:
--
2.14.3
