Commit 598cd2bd authored by Juan Quintela's avatar Juan Quintela
Browse files

migration: create migration event 



We have one argument that tells us what event has happened.

Signed-off-by: default avatarJuan Quintela <quintela@redhat.com>
Reviewed-by: default avatarEric Blake <eblake@redhat.com>
parent f2bb9324

docs/qmp/qmp-events.txt

+14 −0
Original line number Diff line number Diff line
@@ -473,6 +473,20 @@ Example: 
{ "timestamp": {"seconds": 1290688046, "microseconds": 417172},

  "event": "SPICE_MIGRATE_COMPLETED" }



MIGRATION

---------



Emitted when a migration event happens



Data: None.



 - "status": migration status

     See MigrationStatus in ~/qapi-schema.json for possible values



Example:



{"timestamp": {"seconds": 1432121972, "microseconds": 744001},

 "event": "MIGRATION", "data": {"status": "completed"}}



STOP

----

migration/migration.c

+2 −0
Original line number Diff line number Diff line
@@ -27,6 +27,7 @@ 
#include "qmp-commands.h"

#include "trace.h"

#include "qapi/util.h"

#include "qapi-event.h"



#define MAX_THROTTLE  (32 << 20)      /* Migration speed throttling */
@@ -510,6 +511,7 @@ void qmp_migrate_set_parameters(bool has_compress_level, 
static void migrate_set_state(MigrationState *s, int old_state, int new_state)

{

    if (atomic_cmpxchg(&s->state, old_state, new_state) == old_state) {

        qapi_event_send_migration(new_state, &error_abort);

        trace_migrate_set_state(new_state);

    }

}

qapi/event.json

+12 −0
Original line number Diff line number Diff line
@@ -242,6 +242,18 @@ 
##

{ 'event': 'SPICE_MIGRATE_COMPLETED' }



##

# @MIGRATION

#

# Emitted when a migration event happens

#

# @status: @MigrationStatus describing the current migration status.

#

# Since: 2.4

##

{ 'event': 'MIGRATION',

  'data': {'status': 'MigrationStatus'}}



##

# @ACPI_DEVICE_OST

#