Commit a688d2c1 authored by Peter Xu's avatar Peter Xu Committed by Juan Quintela
Browse files

migration: new postcopy-pause state 



Introducing a new state "postcopy-paused", which can be used when the
postcopy migration is paused. It is targeted for postcopy network
failure recovery.

Reviewed-by: default avatarDr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: default avatarJuan Quintela <quintela@redhat.com>
Signed-off-by: default avatarPeter Xu <peterx@redhat.com>
Message-Id: <20180502104740.12123-3-peterx@redhat.com>
Signed-off-by: default avatarJuan Quintela <quintela@redhat.com>
parent e89f5ff2

migration/migration.c

+2 −0
Original line number Diff line number Diff line
@@ -574,6 +574,7 @@ static bool migration_is_setup_or_active(int state) 
    switch (state) {

    case MIGRATION_STATUS_ACTIVE:

    case MIGRATION_STATUS_POSTCOPY_ACTIVE:

    case MIGRATION_STATUS_POSTCOPY_PAUSED:

    case MIGRATION_STATUS_SETUP:

    case MIGRATION_STATUS_PRE_SWITCHOVER:

    case MIGRATION_STATUS_DEVICE:
@@ -654,6 +655,7 @@ static void fill_source_migration_info(MigrationInfo *info) 
    case MIGRATION_STATUS_POSTCOPY_ACTIVE:

    case MIGRATION_STATUS_PRE_SWITCHOVER:

    case MIGRATION_STATUS_DEVICE:

    case MIGRATION_STATUS_POSTCOPY_PAUSED:

         /* TODO add some postcopy stats */

        info->has_status = true;

        info->has_total_time = true;

qapi/migration.json

+4 −1
Original line number Diff line number Diff line
@@ -89,6 +89,8 @@ 
#

# @postcopy-active: like active, but now in postcopy mode. (since 2.5)

#

# @postcopy-paused: during postcopy but paused. (since 2.13)

#

# @completed: migration is finished.

#

# @failed: some error occurred during migration process.
@@ -106,7 +108,8 @@ 
##

{ 'enum': 'MigrationStatus',

  'data': [ 'none', 'setup', 'cancelling', 'cancelled',

            'active', 'postcopy-active', 'completed', 'failed', 'colo',

            'active', 'postcopy-active', 'postcopy-paused',

            'completed', 'failed', 'colo',

            'pre-switchover', 'device' ] }



##