Commit 428d8908 authored Jul 24, 2017 by Juan Quintela

migration: Create migration_has_all_channels



This function allows us to decide when to close the listener socket.
For now, we only need one connection.

Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Daniel P. Berrange <berrange@redhat.com>

parent 8e1a1931

migration/migration.c

+11 −0

Original line number	Diff line number	Diff line
		@@ -384,6 +384,17 @@ void migration_ioc_process_incoming(QIOChannel *ioc)
		/* We still only have a single channel. Nothing to do here yet */
		}

		/**
		* @migration_has_all_channels: We have received all channels that we need
		*
		* Returns true when we have got connections to all the channels that
		* we need for migration.
		*/
		bool migration_has_all_channels(void)
		{
		return true;
		}

		/*
		* Send a 'SHUT' message on the return channel with the given value
		* to indicate that we've finished with the RP. Non-0 value indicates

migration/migration.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -155,6 +155,8 @@ void migrate_set_state(int *state, int old_state, int new_state);
		void migration_fd_process_incoming(QEMUFile *f);
		void migration_ioc_process_incoming(QIOChannel *ioc);

		bool migration_has_all_channels(void);

		uint64_t migrate_max_downtime(void);

		void migrate_fd_error(MigrationState s, const Error error);

migration/socket.c

+7 −3

Original line number	Diff line number	Diff line
		@@ -152,9 +152,13 @@ static gboolean socket_accept_incoming_migration(QIOChannel *ioc,
		object_unref(OBJECT(sioc));

		out:
		if (migration_has_all_channels()) {
		/* Close listening socket as its no longer needed */
		qio_channel_close(ioc, NULL);
		return G_SOURCE_REMOVE;
		} else {
		return G_SOURCE_CONTINUE;
		}
		}