When "kemari:" is set in front of URI of migrate command, it will turn
on ft_mode to start FT migration mode (Kemari). On the receiver side,
the option looks like, -incoming kemari:<protocol>:<address>:<port>
Signed-off-by: Yoshiaki Tamura <tamura.yoshi...@lab.ntt.co.jp>
Acked-by: Paolo Bonzini <pbonz...@redhat.com>
---
hmp-commands.hx | 4 +++-
migration.c | 12 ++++++++++++
qmp-commands.hx | 4 +++-
3 files changed, 18 insertions(+), 2 deletions(-)
diff --git a/hmp-commands.hx b/hmp-commands.hx
index 372bef4..4588f38 100644
--- a/hmp-commands.hx
+++ b/hmp-commands.hx
@@ -760,7 +760,9 @@ ETEXI
"\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 put \"kemari:\" in front of URI to enable "
+ "Fault Tolerance mode (Kemari protocol)",
.user_print = monitor_user_noop,
.mhandler.cmd_new = do_migrate,
},
diff --git a/migration.c b/migration.c
index 82f4a4d..95096ef 100644
--- a/migration.c
+++ b/migration.c
@@ -48,6 +48,12 @@ int qemu_start_incoming_migration(const char *uri)
const char *p;
int ret;
+ /* check ft_mode (Kemari protocol) */
+ if (strstart(uri, "kemari:", &p)) {
+ ft_mode = FT_INIT;
+ uri = p;
+ }
+
if (strstart(uri, "tcp:", &p))
ret = tcp_start_incoming_migration(p);
#if !defined(WIN32)
@@ -99,6 +105,12 @@ int do_migrate(Monitor *mon, const QDict *qdict, QObject
**ret_data)
return -1;
}
+ /* check ft_mode (Kemari protocol) */
+ if (strstart(uri, "kemari:", &p)) {
+ ft_mode = FT_INIT;
+ uri = p;
+ }
+
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 df40a3d..68ca48a 100644
--- a/qmp-commands.hx
+++ b/qmp-commands.hx
@@ -437,7 +437,9 @@ EQMP
"\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 put \"kemari:\" in front of URI to enable "
+ "Fault Tolerance mode (Kemari protocol)",
.user_print = monitor_user_noop,
.mhandler.cmd_new = do_migrate,
},
--
1.7.1.2
--
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