diff options
| -rw-r--r-- | hmp-commands.hx | 14 | ||||
| -rw-r--r-- | hmp.c | 32 | ||||
| -rw-r--r-- | hmp.h | 1 | ||||
| -rw-r--r-- | migration.c | 16 | ||||
| -rw-r--r-- | qapi-schema.json | 12 | ||||
| -rw-r--r-- | qmp-commands.hx | 23 |
6 files changed, 98 insertions, 0 deletions
diff --git a/hmp-commands.hx b/hmp-commands.hx index 8b948022ee..476b3cda2e 100644 --- a/hmp-commands.hx +++ b/hmp-commands.hx @@ -861,6 +861,20 @@ Set maximum tolerated downtime (in seconds) for migration. ETEXI { + .name = "migrate_set_capability", + .args_type = "capability:s,state:b", + .params = "capability state", + .help = "Enable/Disable the usage of a capability for migration", + .mhandler.cmd = hmp_migrate_set_capability, + }, + +STEXI +@item migrate_set_capability @var{capability} @var{state} +@findex migrate_set_capability +Enable/Disable the usage of a capability @var{capability} for migration. +ETEXI + + { .name = "client_migrate_info", .args_type = "protocol:s,hostname:s,port:i?,tls-port:i?,cert-subject:s?", .params = "protocol hostname port tls-port cert-subject", @@ -770,6 +770,38 @@ void hmp_migrate_set_speed(Monitor *mon, const QDict *qdict) qmp_migrate_set_speed(value, NULL); } +void hmp_migrate_set_capability(Monitor *mon, const QDict *qdict) +{ + const char *cap = qdict_get_str(qdict, "capability"); + bool state = qdict_get_bool(qdict, "state"); + Error *err = NULL; + MigrationCapabilityStatusList *caps = g_malloc0(sizeof(*caps)); + int i; + + for (i = 0; i < MIGRATION_CAPABILITY_MAX; i++) { + if (strcmp(cap, MigrationCapability_lookup[i]) == 0) { + caps->value = g_malloc0(sizeof(*caps->value)); + caps->value->capability = i; + caps->value->state = state; + caps->next = NULL; + qmp_migrate_set_capabilities(caps, &err); + break; + } + } + + if (i == MIGRATION_CAPABILITY_MAX) { + error_set(&err, QERR_INVALID_PARAMETER, cap); + } + + qapi_free_MigrationCapabilityStatusList(caps); + + if (err) { + monitor_printf(mon, "migrate_set_parameter: %s\n", + error_get_pretty(err)); + error_free(err); + } +} + void hmp_set_password(Monitor *mon, const QDict *qdict) { const char *protocol = qdict_get_str(qdict, "protocol"); @@ -52,6 +52,7 @@ void hmp_snapshot_blkdev(Monitor *mon, const QDict *qdict); void hmp_migrate_cancel(Monitor *mon, const QDict *qdict); void hmp_migrate_set_downtime(Monitor *mon, const QDict *qdict); void hmp_migrate_set_speed(Monitor *mon, const QDict *qdict); +void hmp_migrate_set_capability(Monitor *mon, const QDict *qdict); void hmp_set_password(Monitor *mon, const QDict *qdict); void hmp_expire_password(Monitor *mon, const QDict *qdict); void hmp_eject(Monitor *mon, const QDict *qdict); diff --git a/migration.c b/migration.c index fb620ac0f8..ba81df7b66 100644 --- a/migration.c +++ b/migration.c @@ -190,6 +190,22 @@ MigrationInfo *qmp_query_migrate(Error **errp) return info; } +void qmp_migrate_set_capabilities(MigrationCapabilityStatusList *params, + Error **errp) +{ + MigrationState *s = migrate_get_current(); + MigrationCapabilityStatusList *cap; + + if (s->state == MIG_STATE_ACTIVE) { + error_set(errp, QERR_MIGRATION_ACTIVE); + return; + } + + for (cap = params; cap; cap = cap->next) { + s->enabled_capabilities[cap->value->capability] = cap->value->state; + } +} + /* shared migration helpers */ static int migrate_fd_cleanup(MigrationState *s) diff --git a/qapi-schema.json b/qapi-schema.json index f0d4510abe..e3847c870c 100644 --- a/qapi-schema.json +++ b/qapi-schema.json @@ -334,6 +334,18 @@ 'data': { 'capability' : 'MigrationCapability', 'state' : 'bool' } } ## +# @migrate-set-capabilities +# +# Enable/Disable the following migration capabilities (like xbzrle) +# +# @capabilities: json array of capability modifications to make +# +# Since: 1.2 +## +{ 'command': 'migrate-set-capabilities', + 'data': { 'capabilities': ['MigrationCapabilityStatus'] } } + +## # @query-migrate-capabilities # # Returns information about the current migration capabilities status diff --git a/qmp-commands.hx b/qmp-commands.hx index cb8176686d..a14db90bbe 100644 --- a/qmp-commands.hx +++ b/qmp-commands.hx @@ -2143,6 +2143,29 @@ EQMP }, SQMP +migrate-set-capabilities +------- + +Enable/Disable migration capabilities + +- "xbzrle": xbzrle support + +Arguments: + +Example: + +-> { "execute": "migrate-set-capabilities" , "arguments": + { "capabilities": [ { "capability": "xbzrle", "state": true } ] } } + +EQMP + + { + .name = "migrate-set-capabilities", + .args_type = "capabilities:O", + .params = "capability:s,state:b", + .mhandler.cmd_new = qmp_marshal_input_migrate_set_capabilities, + }, +SQMP query-migrate-capabilities ------- |