mirror of
https://github.com/qemu/qemu.git
synced 2024-11-25 20:03:37 +08:00
ff8d81d84a
Replace tabs with spaces. Signed-off-by: Anthony Liguori <aliguori@us.ibm.com> git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5527 c046a42c-6fe2-441c-8c8c-71466251a162
104 lines
2.1 KiB
C
104 lines
2.1 KiB
C
/*
|
|
* QEMU live migration
|
|
*
|
|
* Copyright IBM, Corp. 2008
|
|
*
|
|
* Authors:
|
|
* Anthony Liguori <aliguori@us.ibm.com>
|
|
*
|
|
* This work is licensed under the terms of the GNU GPL, version 2. See
|
|
* the COPYING file in the top-level directory.
|
|
*
|
|
*/
|
|
|
|
#include "qemu-common.h"
|
|
#include "migration.h"
|
|
#include "console.h"
|
|
|
|
/* Migration speed throttling */
|
|
static uint32_t max_throttle = (32 << 20);
|
|
|
|
static MigrationState *current_migration;
|
|
|
|
void qemu_start_incoming_migration(const char *uri)
|
|
{
|
|
const char *p;
|
|
|
|
if (strstart(uri, "tcp:", &p))
|
|
tcp_start_incoming_migration(p);
|
|
else
|
|
fprintf(stderr, "unknown migration protocol: %s\n", uri);
|
|
}
|
|
|
|
void do_migrate(int detach, const char *uri)
|
|
{
|
|
MigrationState *s = NULL;
|
|
const char *p;
|
|
|
|
if (strstart(uri, "tcp:", &p))
|
|
s = tcp_start_outgoing_migration(p, max_throttle, detach);
|
|
else
|
|
term_printf("unknown migration protocol: %s\n", uri);
|
|
|
|
if (s == NULL)
|
|
term_printf("migration failed\n");
|
|
else {
|
|
if (current_migration)
|
|
current_migration->release(current_migration);
|
|
|
|
current_migration = s;
|
|
}
|
|
}
|
|
|
|
void do_migrate_cancel(void)
|
|
{
|
|
MigrationState *s = current_migration;
|
|
|
|
if (s)
|
|
s->cancel(s);
|
|
}
|
|
|
|
void do_migrate_set_speed(const char *value)
|
|
{
|
|
double d;
|
|
char *ptr;
|
|
|
|
d = strtod(value, &ptr);
|
|
switch (*ptr) {
|
|
case 'G': case 'g':
|
|
d *= 1024;
|
|
case 'M': case 'm':
|
|
d *= 1024;
|
|
case 'K': case 'k':
|
|
d *= 1024;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
max_throttle = (uint32_t)d;
|
|
}
|
|
|
|
void do_info_migrate(void)
|
|
{
|
|
MigrationState *s = current_migration;
|
|
|
|
if (s) {
|
|
term_printf("Migration status: ");
|
|
switch (s->get_status(s)) {
|
|
case MIG_STATE_ACTIVE:
|
|
term_printf("active\n");
|
|
break;
|
|
case MIG_STATE_COMPLETED:
|
|
term_printf("completed\n");
|
|
break;
|
|
case MIG_STATE_ERROR:
|
|
term_printf("failed\n");
|
|
break;
|
|
case MIG_STATE_CANCELLED:
|
|
term_printf("cancelled\n");
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|