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1 | /* | |
2 | * QEMU live migration | |
3 | * | |
4 | * Copyright IBM, Corp. 2008 | |
5 | * | |
6 | * Authors: | |
7 | * Anthony Liguori <aliguori@us.ibm.com> | |
8 | * | |
9 | * This work is licensed under the terms of the GNU GPL, version 2. See | |
10 | * the COPYING file in the top-level directory. | |
11 | * | |
12 | */ | |
13 | ||
14 | #include "qemu-common.h" | |
15 | #include "migration.h" | |
16 | #include "console.h" | |
17 | ||
18 | /* Migration speed throttling */ | |
19 | static uint32_t max_throttle = (32 << 20); | |
20 | ||
21 | static MigrationState *current_migration; | |
22 | ||
23 | void qemu_start_incoming_migration(const char *uri) | |
24 | { | |
25 | fprintf(stderr, "unknown migration protocol: %s\n", uri); | |
26 | } | |
27 | ||
28 | void do_migrate(int detach, const char *uri) | |
29 | { | |
30 | term_printf("unknown migration protocol: %s\n", uri); | |
31 | } | |
32 | ||
33 | void do_migrate_cancel(void) | |
34 | { | |
35 | MigrationState *s = current_migration; | |
36 | ||
37 | if (s) | |
38 | s->cancel(s); | |
39 | } | |
40 | ||
41 | void do_migrate_set_speed(const char *value) | |
42 | { | |
43 | double d; | |
44 | char *ptr; | |
45 | ||
46 | d = strtod(value, &ptr); | |
47 | switch (*ptr) { | |
48 | case 'G': case 'g': | |
49 | d *= 1024; | |
50 | case 'M': case 'm': | |
51 | d *= 1024; | |
52 | case 'K': case 'k': | |
53 | d *= 1024; | |
54 | default: | |
55 | break; | |
56 | } | |
57 | ||
58 | max_throttle = (uint32_t)d; | |
59 | } | |
60 | ||
61 | void do_info_migrate(void) | |
62 | { | |
63 | MigrationState *s = current_migration; | |
64 | ||
65 | if (s) { | |
66 | term_printf("Migration status: "); | |
67 | switch (s->get_status(s)) { | |
68 | case MIG_STATE_ACTIVE: | |
69 | term_printf("active\n"); | |
70 | break; | |
71 | case MIG_STATE_COMPLETED: | |
72 | term_printf("completed\n"); | |
73 | break; | |
74 | case MIG_STATE_ERROR: | |
75 | term_printf("failed\n"); | |
76 | break; | |
77 | case MIG_STATE_CANCELLED: | |
78 | term_printf("cancelled\n"); | |
79 | break; | |
80 | } | |
81 | } | |
82 | } | |
83 |