From patchwork Wed Jan 26 09:42:10 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [18/19] Introduce -k option to enable FT migration mode (Kemari). Date: Tue, 25 Jan 2011 23:42:10 -0000 From: Yoshiaki Tamura X-Patchwork-Id: 80470 Message-Id: <1296034931-10843-19-git-send-email-tamura.yoshiaki@lab.ntt.co.jp> To: kvm@vger.kernel.org, qemu-devel@nongnu.org Cc: kwolf@redhat.com, aliguori@us.ibm.com, mtosatti@redhat.com, ananth@in.ibm.com, mst@redhat.com, dlaor@redhat.com, vatsa@linux.vnet.ibm.com, Yoshiaki Tamura , blauwirbel@gmail.com, ohmura.kei@lab.ntt.co.jp, avi@redhat.com, psuriset@linux.vnet.ibm.com, stefanha@linux.vnet.ibm.com When -k option is set to migrate command, it will turn on ft_mode to start FT migration mode (Kemari). Signed-off-by: Yoshiaki Tamura --- hmp-commands.hx | 7 ++++--- migration.c | 4 ++++ qmp-commands.hx | 7 ++++--- 3 files changed, 12 insertions(+), 6 deletions(-) diff --git a/hmp-commands.hx b/hmp-commands.hx index 1cea572..b7f8f2f 100644 --- a/hmp-commands.hx +++ b/hmp-commands.hx @@ -735,13 +735,14 @@ ETEXI { .name = "migrate", - .args_type = "detach:-d,blk:-b,inc:-i,uri:s", - .params = "[-d] [-b] [-i] uri", + .args_type = "detach:-d,blk:-b,inc:-i,ft:-k,uri:s", + .params = "[-d] [-b] [-i] [-k] uri", .help = "migrate to URI (using -d to not wait for completion)" "\n\t\t\t -b for migration without shared storage with" " full copy of disk\n\t\t\t -i for migration without " "shared storage with incremental copy of disk " - "(base image shared between src and destination)", + "(base image shared between src and destination)" + "\n\t\t\t -k for Fault Tolerance mode (Kemari protocol)", .user_print = monitor_user_noop, .mhandler.cmd_new = do_migrate, }, diff --git a/migration.c b/migration.c index aa30ecd..1752cf4 100644 --- a/migration.c +++ b/migration.c @@ -96,6 +96,10 @@ int do_migrate(Monitor *mon, const QDict *qdict, QObject **ret_data) return -1; } + if (qdict_get_try_bool(qdict, "ft", 0)) { + ft_mode = FT_INIT; + } + if (strstart(uri, "tcp:", &p)) { s = tcp_start_outgoing_migration(mon, p, max_throttle, detach, blk, inc); diff --git a/qmp-commands.hx b/qmp-commands.hx index 56c4d8b..1521931 100644 --- a/qmp-commands.hx +++ b/qmp-commands.hx @@ -431,13 +431,14 @@ EQMP { .name = "migrate", - .args_type = "detach:-d,blk:-b,inc:-i,uri:s", - .params = "[-d] [-b] [-i] uri", + .args_type = "detach:-d,blk:-b,inc:-i,ft:-k,uri:s", + .params = "[-d] [-b] [-i] [-k] uri", .help = "migrate to URI (using -d to not wait for completion)" "\n\t\t\t -b for migration without shared storage with" " full copy of disk\n\t\t\t -i for migration without " "shared storage with incremental copy of disk " - "(base image shared between src and destination)", + "(base image shared between src and destination)" + "\n\t\t\t -k for Fault Tolerance mode (Kemari protocol)", .user_print = monitor_user_noop, .mhandler.cmd_new = do_migrate, },