new file mode 100644
@@ -0,0 +1,807 @@
+/*
+ * HMP commands related to migration
+ *
+ * Copyright IBM, Corp. 2011
+ *
+ * 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.
+ *
+ * Contributions after 2012-01-13 are licensed under the terms of the
+ * GNU GPL, version 2 or (at your option) any later version.
+ */
+
+#include "qemu/osdep.h"
+#include "block/qapi.h"
+#include "migration/misc.h"
+#include "migration/snapshot.h"
+#include "monitor/hmp.h"
+#include "monitor/monitor.h"
+#include "qapi/error.h"
+#include "qapi/qapi-commands-migration.h"
+#include "qapi/qapi-visit-migration.h"
+#include "qapi/qmp/qdict.h"
+#include "qapi/qmp/qerror.h"
+#include "qapi/string-input-visitor.h"
+#include "qapi/string-output-visitor.h"
+#include "qemu/cutils.h"
+#include "qemu/error-report.h"
+#include "qemu/sockets.h"
+#include "sysemu/runstate.h"
+#include "ui/qemu-spice.h"
+
+void hmp_info_migrate(Monitor *mon, const QDict *qdict)
+{
+ MigrationInfo *info;
+
+ info = qmp_query_migrate(NULL);
+
+ migration_global_dump(mon);
+
+ if (info->blocked_reasons) {
+ strList *reasons = info->blocked_reasons;
+ monitor_printf(mon, "Outgoing migration blocked:\n");
+ while (reasons) {
+ monitor_printf(mon, " %s\n", reasons->value);
+ reasons = reasons->next;
+ }
+ }
+
+ if (info->has_status) {
+ monitor_printf(mon, "Migration status: %s",
+ MigrationStatus_str(info->status));
+ if (info->status == MIGRATION_STATUS_FAILED && info->error_desc) {
+ monitor_printf(mon, " (%s)\n", info->error_desc);
+ } else {
+ monitor_printf(mon, "\n");
+ }
+
+ monitor_printf(mon, "total time: %" PRIu64 " ms\n",
+ info->total_time);
+ if (info->has_expected_downtime) {
+ monitor_printf(mon, "expected downtime: %" PRIu64 " ms\n",
+ info->expected_downtime);
+ }
+ if (info->has_downtime) {
+ monitor_printf(mon, "downtime: %" PRIu64 " ms\n",
+ info->downtime);
+ }
+ if (info->has_setup_time) {
+ monitor_printf(mon, "setup: %" PRIu64 " ms\n",
+ info->setup_time);
+ }
+ }
+
+ if (info->ram) {
+ monitor_printf(mon, "transferred ram: %" PRIu64 " kbytes\n",
+ info->ram->transferred >> 10);
+ monitor_printf(mon, "throughput: %0.2f mbps\n",
+ info->ram->mbps);
+ monitor_printf(mon, "remaining ram: %" PRIu64 " kbytes\n",
+ info->ram->remaining >> 10);
+ monitor_printf(mon, "total ram: %" PRIu64 " kbytes\n",
+ info->ram->total >> 10);
+ monitor_printf(mon, "duplicate: %" PRIu64 " pages\n",
+ info->ram->duplicate);
+ monitor_printf(mon, "skipped: %" PRIu64 " pages\n",
+ info->ram->skipped);
+ monitor_printf(mon, "normal: %" PRIu64 " pages\n",
+ info->ram->normal);
+ monitor_printf(mon, "normal bytes: %" PRIu64 " kbytes\n",
+ info->ram->normal_bytes >> 10);
+ monitor_printf(mon, "dirty sync count: %" PRIu64 "\n",
+ info->ram->dirty_sync_count);
+ monitor_printf(mon, "page size: %" PRIu64 " kbytes\n",
+ info->ram->page_size >> 10);
+ monitor_printf(mon, "multifd bytes: %" PRIu64 " kbytes\n",
+ info->ram->multifd_bytes >> 10);
+ monitor_printf(mon, "pages-per-second: %" PRIu64 "\n",
+ info->ram->pages_per_second);
+
+ if (info->ram->dirty_pages_rate) {
+ monitor_printf(mon, "dirty pages rate: %" PRIu64 " pages\n",
+ info->ram->dirty_pages_rate);
+ }
+ if (info->ram->postcopy_requests) {
+ monitor_printf(mon, "postcopy request count: %" PRIu64 "\n",
+ info->ram->postcopy_requests);
+ }
+ if (info->ram->precopy_bytes) {
+ monitor_printf(mon, "precopy ram: %" PRIu64 " kbytes\n",
+ info->ram->precopy_bytes >> 10);
+ }
+ if (info->ram->downtime_bytes) {
+ monitor_printf(mon, "downtime ram: %" PRIu64 " kbytes\n",
+ info->ram->downtime_bytes >> 10);
+ }
+ if (info->ram->postcopy_bytes) {
+ monitor_printf(mon, "postcopy ram: %" PRIu64 " kbytes\n",
+ info->ram->postcopy_bytes >> 10);
+ }
+ if (info->ram->dirty_sync_missed_zero_copy) {
+ monitor_printf(mon,
+ "Zero-copy-send fallbacks happened: %" PRIu64 " times\n",
+ info->ram->dirty_sync_missed_zero_copy);
+ }
+ }
+
+ if (info->disk) {
+ monitor_printf(mon, "transferred disk: %" PRIu64 " kbytes\n",
+ info->disk->transferred >> 10);
+ monitor_printf(mon, "remaining disk: %" PRIu64 " kbytes\n",
+ info->disk->remaining >> 10);
+ monitor_printf(mon, "total disk: %" PRIu64 " kbytes\n",
+ info->disk->total >> 10);
+ }
+
+ if (info->xbzrle_cache) {
+ monitor_printf(mon, "cache size: %" PRIu64 " bytes\n",
+ info->xbzrle_cache->cache_size);
+ monitor_printf(mon, "xbzrle transferred: %" PRIu64 " kbytes\n",
+ info->xbzrle_cache->bytes >> 10);
+ monitor_printf(mon, "xbzrle pages: %" PRIu64 " pages\n",
+ info->xbzrle_cache->pages);
+ monitor_printf(mon, "xbzrle cache miss: %" PRIu64 " pages\n",
+ info->xbzrle_cache->cache_miss);
+ monitor_printf(mon, "xbzrle cache miss rate: %0.2f\n",
+ info->xbzrle_cache->cache_miss_rate);
+ monitor_printf(mon, "xbzrle encoding rate: %0.2f\n",
+ info->xbzrle_cache->encoding_rate);
+ monitor_printf(mon, "xbzrle overflow: %" PRIu64 "\n",
+ info->xbzrle_cache->overflow);
+ }
+
+ if (info->compression) {
+ monitor_printf(mon, "compression pages: %" PRIu64 " pages\n",
+ info->compression->pages);
+ monitor_printf(mon, "compression busy: %" PRIu64 "\n",
+ info->compression->busy);
+ monitor_printf(mon, "compression busy rate: %0.2f\n",
+ info->compression->busy_rate);
+ monitor_printf(mon, "compressed size: %" PRIu64 " kbytes\n",
+ info->compression->compressed_size >> 10);
+ monitor_printf(mon, "compression rate: %0.2f\n",
+ info->compression->compression_rate);
+ }
+
+ if (info->has_cpu_throttle_percentage) {
+ monitor_printf(mon, "cpu throttle percentage: %" PRIu64 "\n",
+ info->cpu_throttle_percentage);
+ }
+
+ if (info->has_postcopy_blocktime) {
+ monitor_printf(mon, "postcopy blocktime: %u\n",
+ info->postcopy_blocktime);
+ }
+
+ if (info->has_postcopy_vcpu_blocktime) {
+ Visitor *v;
+ char *str;
+ v = string_output_visitor_new(false, &str);
+ visit_type_uint32List(v, NULL, &info->postcopy_vcpu_blocktime,
+ &error_abort);
+ visit_complete(v, &str);
+ monitor_printf(mon, "postcopy vcpu blocktime: %s\n", str);
+ g_free(str);
+ visit_free(v);
+ }
+ if (info->has_socket_address) {
+ SocketAddressList *addr;
+
+ monitor_printf(mon, "socket address: [\n");
+
+ for (addr = info->socket_address; addr; addr = addr->next) {
+ char *s = socket_uri(addr->value);
+ monitor_printf(mon, "\t%s\n", s);
+ g_free(s);
+ }
+ monitor_printf(mon, "]\n");
+ }
+
+ if (info->vfio) {
+ monitor_printf(mon, "vfio device transferred: %" PRIu64 " kbytes\n",
+ info->vfio->transferred >> 10);
+ }
+
+ qapi_free_MigrationInfo(info);
+}
+
+void hmp_info_migrate_capabilities(Monitor *mon, const QDict *qdict)
+{
+ MigrationCapabilityStatusList *caps, *cap;
+
+ caps = qmp_query_migrate_capabilities(NULL);
+
+ if (caps) {
+ for (cap = caps; cap; cap = cap->next) {
+ monitor_printf(mon, "%s: %s\n",
+ MigrationCapability_str(cap->value->capability),
+ cap->value->state ? "on" : "off");
+ }
+ }
+
+ qapi_free_MigrationCapabilityStatusList(caps);
+}
+
+void hmp_info_migrate_parameters(Monitor *mon, const QDict *qdict)
+{
+ MigrationParameters *params;
+
+ params = qmp_query_migrate_parameters(NULL);
+
+ if (params) {
+ monitor_printf(mon, "%s: %" PRIu64 " ms\n",
+ MigrationParameter_str(MIGRATION_PARAMETER_ANNOUNCE_INITIAL),
+ params->announce_initial);
+ monitor_printf(mon, "%s: %" PRIu64 " ms\n",
+ MigrationParameter_str(MIGRATION_PARAMETER_ANNOUNCE_MAX),
+ params->announce_max);
+ monitor_printf(mon, "%s: %" PRIu64 "\n",
+ MigrationParameter_str(MIGRATION_PARAMETER_ANNOUNCE_ROUNDS),
+ params->announce_rounds);
+ monitor_printf(mon, "%s: %" PRIu64 " ms\n",
+ MigrationParameter_str(MIGRATION_PARAMETER_ANNOUNCE_STEP),
+ params->announce_step);
+ assert(params->has_compress_level);
+ monitor_printf(mon, "%s: %u\n",
+ MigrationParameter_str(MIGRATION_PARAMETER_COMPRESS_LEVEL),
+ params->compress_level);
+ assert(params->has_compress_threads);
+ monitor_printf(mon, "%s: %u\n",
+ MigrationParameter_str(MIGRATION_PARAMETER_COMPRESS_THREADS),
+ params->compress_threads);
+ assert(params->has_compress_wait_thread);
+ monitor_printf(mon, "%s: %s\n",
+ MigrationParameter_str(MIGRATION_PARAMETER_COMPRESS_WAIT_THREAD),
+ params->compress_wait_thread ? "on" : "off");
+ assert(params->has_decompress_threads);
+ monitor_printf(mon, "%s: %u\n",
+ MigrationParameter_str(MIGRATION_PARAMETER_DECOMPRESS_THREADS),
+ params->decompress_threads);
+ assert(params->has_throttle_trigger_threshold);
+ monitor_printf(mon, "%s: %u\n",
+ MigrationParameter_str(MIGRATION_PARAMETER_THROTTLE_TRIGGER_THRESHOLD),
+ params->throttle_trigger_threshold);
+ assert(params->has_cpu_throttle_initial);
+ monitor_printf(mon, "%s: %u\n",
+ MigrationParameter_str(MIGRATION_PARAMETER_CPU_THROTTLE_INITIAL),
+ params->cpu_throttle_initial);
+ assert(params->has_cpu_throttle_increment);
+ monitor_printf(mon, "%s: %u\n",
+ MigrationParameter_str(MIGRATION_PARAMETER_CPU_THROTTLE_INCREMENT),
+ params->cpu_throttle_increment);
+ assert(params->has_cpu_throttle_tailslow);
+ monitor_printf(mon, "%s: %s\n",
+ MigrationParameter_str(MIGRATION_PARAMETER_CPU_THROTTLE_TAILSLOW),
+ params->cpu_throttle_tailslow ? "on" : "off");
+ assert(params->has_max_cpu_throttle);
+ monitor_printf(mon, "%s: %u\n",
+ MigrationParameter_str(MIGRATION_PARAMETER_MAX_CPU_THROTTLE),
+ params->max_cpu_throttle);
+ assert(params->tls_creds);
+ monitor_printf(mon, "%s: '%s'\n",
+ MigrationParameter_str(MIGRATION_PARAMETER_TLS_CREDS),
+ params->tls_creds);
+ assert(params->tls_hostname);
+ monitor_printf(mon, "%s: '%s'\n",
+ MigrationParameter_str(MIGRATION_PARAMETER_TLS_HOSTNAME),
+ params->tls_hostname);
+ assert(params->has_max_bandwidth);
+ monitor_printf(mon, "%s: %" PRIu64 " bytes/second\n",
+ MigrationParameter_str(MIGRATION_PARAMETER_MAX_BANDWIDTH),
+ params->max_bandwidth);
+ assert(params->has_downtime_limit);
+ monitor_printf(mon, "%s: %" PRIu64 " ms\n",
+ MigrationParameter_str(MIGRATION_PARAMETER_DOWNTIME_LIMIT),
+ params->downtime_limit);
+ assert(params->has_x_checkpoint_delay);
+ monitor_printf(mon, "%s: %u ms\n",
+ MigrationParameter_str(MIGRATION_PARAMETER_X_CHECKPOINT_DELAY),
+ params->x_checkpoint_delay);
+ assert(params->has_block_incremental);
+ monitor_printf(mon, "%s: %s\n",
+ MigrationParameter_str(MIGRATION_PARAMETER_BLOCK_INCREMENTAL),
+ params->block_incremental ? "on" : "off");
+ monitor_printf(mon, "%s: %u\n",
+ MigrationParameter_str(MIGRATION_PARAMETER_MULTIFD_CHANNELS),
+ params->multifd_channels);
+ monitor_printf(mon, "%s: %s\n",
+ MigrationParameter_str(MIGRATION_PARAMETER_MULTIFD_COMPRESSION),
+ MultiFDCompression_str(params->multifd_compression));
+ monitor_printf(mon, "%s: %" PRIu64 " bytes\n",
+ MigrationParameter_str(MIGRATION_PARAMETER_XBZRLE_CACHE_SIZE),
+ params->xbzrle_cache_size);
+ monitor_printf(mon, "%s: %" PRIu64 "\n",
+ MigrationParameter_str(MIGRATION_PARAMETER_MAX_POSTCOPY_BANDWIDTH),
+ params->max_postcopy_bandwidth);
+ monitor_printf(mon, "%s: '%s'\n",
+ MigrationParameter_str(MIGRATION_PARAMETER_TLS_AUTHZ),
+ params->tls_authz);
+
+ if (params->has_block_bitmap_mapping) {
+ const BitmapMigrationNodeAliasList *bmnal;
+
+ monitor_printf(mon, "%s:\n",
+ MigrationParameter_str(
+ MIGRATION_PARAMETER_BLOCK_BITMAP_MAPPING));
+
+ for (bmnal = params->block_bitmap_mapping;
+ bmnal;
+ bmnal = bmnal->next)
+ {
+ const BitmapMigrationNodeAlias *bmna = bmnal->value;
+ const BitmapMigrationBitmapAliasList *bmbal;
+
+ monitor_printf(mon, " '%s' -> '%s'\n",
+ bmna->node_name, bmna->alias);
+
+ for (bmbal = bmna->bitmaps; bmbal; bmbal = bmbal->next) {
+ const BitmapMigrationBitmapAlias *bmba = bmbal->value;
+
+ monitor_printf(mon, " '%s' -> '%s'\n",
+ bmba->name, bmba->alias);
+ }
+ }
+ }
+ }
+
+ qapi_free_MigrationParameters(params);
+}
+
+void hmp_loadvm(Monitor *mon, const QDict *qdict)
+{
+ int saved_vm_running = runstate_is_running();
+ const char *name = qdict_get_str(qdict, "name");
+ Error *err = NULL;
+
+ vm_stop(RUN_STATE_RESTORE_VM);
+
+ if (load_snapshot(name, NULL, false, NULL, &err) && saved_vm_running) {
+ vm_start();
+ }
+ hmp_handle_error(mon, err);
+}
+
+void hmp_savevm(Monitor *mon, const QDict *qdict)
+{
+ Error *err = NULL;
+
+ save_snapshot(qdict_get_try_str(qdict, "name"),
+ true, NULL, false, NULL, &err);
+ hmp_handle_error(mon, err);
+}
+
+void hmp_delvm(Monitor *mon, const QDict *qdict)
+{
+ Error *err = NULL;
+ const char *name = qdict_get_str(qdict, "name");
+
+ delete_snapshot(name, false, NULL, &err);
+ hmp_handle_error(mon, err);
+}
+
+void hmp_migrate_cancel(Monitor *mon, const QDict *qdict)
+{
+ qmp_migrate_cancel(NULL);
+}
+
+void hmp_migrate_continue(Monitor *mon, const QDict *qdict)
+{
+ Error *err = NULL;
+ const char *state = qdict_get_str(qdict, "state");
+ int val = qapi_enum_parse(&MigrationStatus_lookup, state, -1, &err);
+
+ if (val >= 0) {
+ qmp_migrate_continue(val, &err);
+ }
+
+ hmp_handle_error(mon, err);
+}
+
+void hmp_migrate_incoming(Monitor *mon, const QDict *qdict)
+{
+ Error *err = NULL;
+ const char *uri = qdict_get_str(qdict, "uri");
+
+ qmp_migrate_incoming(uri, &err);
+
+ hmp_handle_error(mon, err);
+}
+
+void hmp_migrate_recover(Monitor *mon, const QDict *qdict)
+{
+ Error *err = NULL;
+ const char *uri = qdict_get_str(qdict, "uri");
+
+ qmp_migrate_recover(uri, &err);
+
+ hmp_handle_error(mon, err);
+}
+
+void hmp_migrate_pause(Monitor *mon, const QDict *qdict)
+{
+ Error *err = NULL;
+
+ qmp_migrate_pause(&err);
+
+ hmp_handle_error(mon, err);
+}
+
+
+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 = NULL;
+ MigrationCapabilityStatus *value;
+ int val;
+
+ val = qapi_enum_parse(&MigrationCapability_lookup, cap, -1, &err);
+ if (val < 0) {
+ goto end;
+ }
+
+ value = g_malloc0(sizeof(*value));
+ value->capability = val;
+ value->state = state;
+ QAPI_LIST_PREPEND(caps, value);
+ qmp_migrate_set_capabilities(caps, &err);
+ qapi_free_MigrationCapabilityStatusList(caps);
+
+end:
+ hmp_handle_error(mon, err);
+}
+
+void hmp_migrate_set_parameter(Monitor *mon, const QDict *qdict)
+{
+ const char *param = qdict_get_str(qdict, "parameter");
+ const char *valuestr = qdict_get_str(qdict, "value");
+ Visitor *v = string_input_visitor_new(valuestr);
+ MigrateSetParameters *p = g_new0(MigrateSetParameters, 1);
+ uint64_t valuebw = 0;
+ uint64_t cache_size;
+ Error *err = NULL;
+ int val, ret;
+
+ val = qapi_enum_parse(&MigrationParameter_lookup, param, -1, &err);
+ if (val < 0) {
+ goto cleanup;
+ }
+
+ switch (val) {
+ case MIGRATION_PARAMETER_COMPRESS_LEVEL:
+ p->has_compress_level = true;
+ visit_type_uint8(v, param, &p->compress_level, &err);
+ break;
+ case MIGRATION_PARAMETER_COMPRESS_THREADS:
+ p->has_compress_threads = true;
+ visit_type_uint8(v, param, &p->compress_threads, &err);
+ break;
+ case MIGRATION_PARAMETER_COMPRESS_WAIT_THREAD:
+ p->has_compress_wait_thread = true;
+ visit_type_bool(v, param, &p->compress_wait_thread, &err);
+ break;
+ case MIGRATION_PARAMETER_DECOMPRESS_THREADS:
+ p->has_decompress_threads = true;
+ visit_type_uint8(v, param, &p->decompress_threads, &err);
+ break;
+ case MIGRATION_PARAMETER_THROTTLE_TRIGGER_THRESHOLD:
+ p->has_throttle_trigger_threshold = true;
+ visit_type_uint8(v, param, &p->throttle_trigger_threshold, &err);
+ break;
+ case MIGRATION_PARAMETER_CPU_THROTTLE_INITIAL:
+ p->has_cpu_throttle_initial = true;
+ visit_type_uint8(v, param, &p->cpu_throttle_initial, &err);
+ break;
+ case MIGRATION_PARAMETER_CPU_THROTTLE_INCREMENT:
+ p->has_cpu_throttle_increment = true;
+ visit_type_uint8(v, param, &p->cpu_throttle_increment, &err);
+ break;
+ case MIGRATION_PARAMETER_CPU_THROTTLE_TAILSLOW:
+ p->has_cpu_throttle_tailslow = true;
+ visit_type_bool(v, param, &p->cpu_throttle_tailslow, &err);
+ break;
+ case MIGRATION_PARAMETER_MAX_CPU_THROTTLE:
+ p->has_max_cpu_throttle = true;
+ visit_type_uint8(v, param, &p->max_cpu_throttle, &err);
+ break;
+ case MIGRATION_PARAMETER_TLS_CREDS:
+ p->tls_creds = g_new0(StrOrNull, 1);
+ p->tls_creds->type = QTYPE_QSTRING;
+ visit_type_str(v, param, &p->tls_creds->u.s, &err);
+ break;
+ case MIGRATION_PARAMETER_TLS_HOSTNAME:
+ p->tls_hostname = g_new0(StrOrNull, 1);
+ p->tls_hostname->type = QTYPE_QSTRING;
+ visit_type_str(v, param, &p->tls_hostname->u.s, &err);
+ break;
+ case MIGRATION_PARAMETER_TLS_AUTHZ:
+ p->tls_authz = g_new0(StrOrNull, 1);
+ p->tls_authz->type = QTYPE_QSTRING;
+ visit_type_str(v, param, &p->tls_authz->u.s, &err);
+ break;
+ case MIGRATION_PARAMETER_MAX_BANDWIDTH:
+ p->has_max_bandwidth = true;
+ /*
+ * Can't use visit_type_size() here, because it
+ * defaults to Bytes rather than Mebibytes.
+ */
+ ret = qemu_strtosz_MiB(valuestr, NULL, &valuebw);
+ if (ret < 0 || valuebw > INT64_MAX
+ || (size_t)valuebw != valuebw) {
+ error_setg(&err, "Invalid size %s", valuestr);
+ break;
+ }
+ p->max_bandwidth = valuebw;
+ break;
+ case MIGRATION_PARAMETER_DOWNTIME_LIMIT:
+ p->has_downtime_limit = true;
+ visit_type_size(v, param, &p->downtime_limit, &err);
+ break;
+ case MIGRATION_PARAMETER_X_CHECKPOINT_DELAY:
+ p->has_x_checkpoint_delay = true;
+ visit_type_uint32(v, param, &p->x_checkpoint_delay, &err);
+ break;
+ case MIGRATION_PARAMETER_BLOCK_INCREMENTAL:
+ p->has_block_incremental = true;
+ visit_type_bool(v, param, &p->block_incremental, &err);
+ break;
+ case MIGRATION_PARAMETER_MULTIFD_CHANNELS:
+ p->has_multifd_channels = true;
+ visit_type_uint8(v, param, &p->multifd_channels, &err);
+ break;
+ case MIGRATION_PARAMETER_MULTIFD_COMPRESSION:
+ p->has_multifd_compression = true;
+ visit_type_MultiFDCompression(v, param, &p->multifd_compression,
+ &err);
+ break;
+ case MIGRATION_PARAMETER_MULTIFD_ZLIB_LEVEL:
+ p->has_multifd_zlib_level = true;
+ visit_type_uint8(v, param, &p->multifd_zlib_level, &err);
+ break;
+ case MIGRATION_PARAMETER_MULTIFD_ZSTD_LEVEL:
+ p->has_multifd_zstd_level = true;
+ visit_type_uint8(v, param, &p->multifd_zstd_level, &err);
+ break;
+ case MIGRATION_PARAMETER_XBZRLE_CACHE_SIZE:
+ p->has_xbzrle_cache_size = true;
+ if (!visit_type_size(v, param, &cache_size, &err)) {
+ break;
+ }
+ if (cache_size > INT64_MAX || (size_t)cache_size != cache_size) {
+ error_setg(&err, "Invalid size %s", valuestr);
+ break;
+ }
+ p->xbzrle_cache_size = cache_size;
+ break;
+ case MIGRATION_PARAMETER_MAX_POSTCOPY_BANDWIDTH:
+ p->has_max_postcopy_bandwidth = true;
+ visit_type_size(v, param, &p->max_postcopy_bandwidth, &err);
+ break;
+ case MIGRATION_PARAMETER_ANNOUNCE_INITIAL:
+ p->has_announce_initial = true;
+ visit_type_size(v, param, &p->announce_initial, &err);
+ break;
+ case MIGRATION_PARAMETER_ANNOUNCE_MAX:
+ p->has_announce_max = true;
+ visit_type_size(v, param, &p->announce_max, &err);
+ break;
+ case MIGRATION_PARAMETER_ANNOUNCE_ROUNDS:
+ p->has_announce_rounds = true;
+ visit_type_size(v, param, &p->announce_rounds, &err);
+ break;
+ case MIGRATION_PARAMETER_ANNOUNCE_STEP:
+ p->has_announce_step = true;
+ visit_type_size(v, param, &p->announce_step, &err);
+ break;
+ case MIGRATION_PARAMETER_BLOCK_BITMAP_MAPPING:
+ error_setg(&err, "The block-bitmap-mapping parameter can only be set "
+ "through QMP");
+ break;
+ default:
+ assert(0);
+ }
+
+ if (err) {
+ goto cleanup;
+ }
+
+ qmp_migrate_set_parameters(p, &err);
+
+ cleanup:
+ qapi_free_MigrateSetParameters(p);
+ visit_free(v);
+ hmp_handle_error(mon, err);
+}
+
+void hmp_client_migrate_info(Monitor *mon, const QDict *qdict)
+{
+ Error *err = NULL;
+ const char *protocol = qdict_get_str(qdict, "protocol");
+ const char *hostname = qdict_get_str(qdict, "hostname");
+ bool has_port = qdict_haskey(qdict, "port");
+ int port = qdict_get_try_int(qdict, "port", -1);
+ bool has_tls_port = qdict_haskey(qdict, "tls-port");
+ int tls_port = qdict_get_try_int(qdict, "tls-port", -1);
+ const char *cert_subject = qdict_get_try_str(qdict, "cert-subject");
+
+ qmp_client_migrate_info(protocol, hostname,
+ has_port, port, has_tls_port, tls_port,
+ cert_subject, &err);
+ hmp_handle_error(mon, err);
+}
+
+void hmp_migrate_start_postcopy(Monitor *mon, const QDict *qdict)
+{
+ Error *err = NULL;
+ qmp_migrate_start_postcopy(&err);
+ hmp_handle_error(mon, err);
+}
+
+void hmp_x_colo_lost_heartbeat(Monitor *mon, const QDict *qdict)
+{
+ Error *err = NULL;
+
+ qmp_x_colo_lost_heartbeat(&err);
+ hmp_handle_error(mon, err);
+}
+
+typedef struct HMPMigrationStatus {
+ QEMUTimer *timer;
+ Monitor *mon;
+ bool is_block_migration;
+} HMPMigrationStatus;
+
+static void hmp_migrate_status_cb(void *opaque)
+{
+ HMPMigrationStatus *status = opaque;
+ MigrationInfo *info;
+
+ info = qmp_query_migrate(NULL);
+ if (!info->has_status || info->status == MIGRATION_STATUS_ACTIVE ||
+ info->status == MIGRATION_STATUS_SETUP) {
+ if (info->disk) {
+ int progress;
+
+ if (info->disk->remaining) {
+ progress = info->disk->transferred * 100 / info->disk->total;
+ } else {
+ progress = 100;
+ }
+
+ monitor_printf(status->mon, "Completed %d %%\r", progress);
+ monitor_flush(status->mon);
+ }
+
+ timer_mod(status->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + 1000);
+ } else {
+ if (status->is_block_migration) {
+ monitor_printf(status->mon, "\n");
+ }
+ if (info->error_desc) {
+ error_report("%s", info->error_desc);
+ }
+ monitor_resume(status->mon);
+ timer_free(status->timer);
+ g_free(status);
+ }
+
+ qapi_free_MigrationInfo(info);
+}
+
+void hmp_migrate(Monitor *mon, const QDict *qdict)
+{
+ bool detach = qdict_get_try_bool(qdict, "detach", false);
+ bool blk = qdict_get_try_bool(qdict, "blk", false);
+ bool inc = qdict_get_try_bool(qdict, "inc", false);
+ bool resume = qdict_get_try_bool(qdict, "resume", false);
+ const char *uri = qdict_get_str(qdict, "uri");
+ Error *err = NULL;
+
+ qmp_migrate(uri, !!blk, blk, !!inc, inc,
+ false, false, true, resume, &err);
+ if (hmp_handle_error(mon, err)) {
+ return;
+ }
+
+ if (!detach) {
+ HMPMigrationStatus *status;
+
+ if (monitor_suspend(mon) < 0) {
+ monitor_printf(mon, "terminal does not allow synchronous "
+ "migration, continuing detached\n");
+ return;
+ }
+
+ status = g_malloc0(sizeof(*status));
+ status->mon = mon;
+ status->is_block_migration = blk || inc;
+ status->timer = timer_new_ms(QEMU_CLOCK_REALTIME, hmp_migrate_status_cb,
+ status);
+ timer_mod(status->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME));
+ }
+}
+
+void migrate_set_capability_completion(ReadLineState *rs, int nb_args,
+ const char *str)
+{
+ size_t len;
+
+ len = strlen(str);
+ readline_set_completion_index(rs, len);
+ if (nb_args == 2) {
+ int i;
+ for (i = 0; i < MIGRATION_CAPABILITY__MAX; i++) {
+ readline_add_completion_of(rs, str, MigrationCapability_str(i));
+ }
+ } else if (nb_args == 3) {
+ readline_add_completion_of(rs, str, "on");
+ readline_add_completion_of(rs, str, "off");
+ }
+}
+
+void migrate_set_parameter_completion(ReadLineState *rs, int nb_args,
+ const char *str)
+{
+ size_t len;
+
+ len = strlen(str);
+ readline_set_completion_index(rs, len);
+ if (nb_args == 2) {
+ int i;
+ for (i = 0; i < MIGRATION_PARAMETER__MAX; i++) {
+ readline_add_completion_of(rs, str, MigrationParameter_str(i));
+ }
+ }
+}
+
+static void vm_completion(ReadLineState *rs, const char *str)
+{
+ size_t len;
+ BlockDriverState *bs;
+ BdrvNextIterator it;
+
+ len = strlen(str);
+ readline_set_completion_index(rs, len);
+
+ for (bs = bdrv_first(&it); bs; bs = bdrv_next(&it)) {
+ SnapshotInfoList *snapshots, *snapshot;
+ AioContext *ctx = bdrv_get_aio_context(bs);
+ bool ok = false;
+
+ aio_context_acquire(ctx);
+ if (bdrv_can_snapshot(bs)) {
+ ok = bdrv_query_snapshot_info_list(bs, &snapshots, NULL) == 0;
+ }
+ aio_context_release(ctx);
+ if (!ok) {
+ continue;
+ }
+
+ snapshot = snapshots;
+ while (snapshot) {
+ readline_add_completion_of(rs, str, snapshot->value->name);
+ readline_add_completion_of(rs, str, snapshot->value->id);
+ snapshot = snapshot->next;
+ }
+ qapi_free_SnapshotInfoList(snapshots);
+ }
+
+}
+
+void delvm_completion(ReadLineState *rs, int nb_args, const char *str)
+{
+ if (nb_args == 2) {
+ vm_completion(rs, str);
+ }
+}
+
+void loadvm_completion(ReadLineState *rs, int nb_args, const char *str)
+{
+ if (nb_args == 2) {
+ vm_completion(rs, str);
+ }
+}
@@ -15,30 +15,20 @@
#include "qemu/osdep.h"
#include "monitor/hmp.h"
-#include "sysemu/runstate.h"
-#include "qemu/sockets.h"
#include "qemu/help_option.h"
#include "monitor/monitor.h"
#include "qapi/error.h"
-#include "qapi/qapi-builtin-visit.h"
#include "qapi/qapi-commands-control.h"
-#include "qapi/qapi-commands-migration.h"
#include "qapi/qapi-commands-misc.h"
#include "qapi/qapi-commands-run-state.h"
#include "qapi/qapi-commands-stats.h"
#include "qapi/qapi-commands-tpm.h"
#include "qapi/qapi-commands-virtio.h"
-#include "qapi/qapi-visit-migration.h"
#include "qapi/qmp/qdict.h"
#include "qapi/qmp/qerror.h"
-#include "qapi/string-input-visitor.h"
-#include "qapi/string-output-visitor.h"
#include "qemu/cutils.h"
-#include "qemu/error-report.h"
#include "hw/core/cpu.h"
#include "hw/intc/intc.h"
-#include "migration/snapshot.h"
-#include "migration/misc.h"
bool hmp_handle_error(Monitor *mon, Error *err)
{
@@ -111,324 +101,6 @@ void hmp_info_status(Monitor *mon, const QDict *qdict)
qapi_free_StatusInfo(info);
}
-void hmp_info_migrate(Monitor *mon, const QDict *qdict)
-{
- MigrationInfo *info;
-
- info = qmp_query_migrate(NULL);
-
- migration_global_dump(mon);
-
- if (info->blocked_reasons) {
- strList *reasons = info->blocked_reasons;
- monitor_printf(mon, "Outgoing migration blocked:\n");
- while (reasons) {
- monitor_printf(mon, " %s\n", reasons->value);
- reasons = reasons->next;
- }
- }
-
- if (info->has_status) {
- monitor_printf(mon, "Migration status: %s",
- MigrationStatus_str(info->status));
- if (info->status == MIGRATION_STATUS_FAILED && info->error_desc) {
- monitor_printf(mon, " (%s)\n", info->error_desc);
- } else {
- monitor_printf(mon, "\n");
- }
-
- monitor_printf(mon, "total time: %" PRIu64 " ms\n",
- info->total_time);
- if (info->has_expected_downtime) {
- monitor_printf(mon, "expected downtime: %" PRIu64 " ms\n",
- info->expected_downtime);
- }
- if (info->has_downtime) {
- monitor_printf(mon, "downtime: %" PRIu64 " ms\n",
- info->downtime);
- }
- if (info->has_setup_time) {
- monitor_printf(mon, "setup: %" PRIu64 " ms\n",
- info->setup_time);
- }
- }
-
- if (info->ram) {
- monitor_printf(mon, "transferred ram: %" PRIu64 " kbytes\n",
- info->ram->transferred >> 10);
- monitor_printf(mon, "throughput: %0.2f mbps\n",
- info->ram->mbps);
- monitor_printf(mon, "remaining ram: %" PRIu64 " kbytes\n",
- info->ram->remaining >> 10);
- monitor_printf(mon, "total ram: %" PRIu64 " kbytes\n",
- info->ram->total >> 10);
- monitor_printf(mon, "duplicate: %" PRIu64 " pages\n",
- info->ram->duplicate);
- monitor_printf(mon, "skipped: %" PRIu64 " pages\n",
- info->ram->skipped);
- monitor_printf(mon, "normal: %" PRIu64 " pages\n",
- info->ram->normal);
- monitor_printf(mon, "normal bytes: %" PRIu64 " kbytes\n",
- info->ram->normal_bytes >> 10);
- monitor_printf(mon, "dirty sync count: %" PRIu64 "\n",
- info->ram->dirty_sync_count);
- monitor_printf(mon, "page size: %" PRIu64 " kbytes\n",
- info->ram->page_size >> 10);
- monitor_printf(mon, "multifd bytes: %" PRIu64 " kbytes\n",
- info->ram->multifd_bytes >> 10);
- monitor_printf(mon, "pages-per-second: %" PRIu64 "\n",
- info->ram->pages_per_second);
-
- if (info->ram->dirty_pages_rate) {
- monitor_printf(mon, "dirty pages rate: %" PRIu64 " pages\n",
- info->ram->dirty_pages_rate);
- }
- if (info->ram->postcopy_requests) {
- monitor_printf(mon, "postcopy request count: %" PRIu64 "\n",
- info->ram->postcopy_requests);
- }
- if (info->ram->precopy_bytes) {
- monitor_printf(mon, "precopy ram: %" PRIu64 " kbytes\n",
- info->ram->precopy_bytes >> 10);
- }
- if (info->ram->downtime_bytes) {
- monitor_printf(mon, "downtime ram: %" PRIu64 " kbytes\n",
- info->ram->downtime_bytes >> 10);
- }
- if (info->ram->postcopy_bytes) {
- monitor_printf(mon, "postcopy ram: %" PRIu64 " kbytes\n",
- info->ram->postcopy_bytes >> 10);
- }
- if (info->ram->dirty_sync_missed_zero_copy) {
- monitor_printf(mon,
- "Zero-copy-send fallbacks happened: %" PRIu64 " times\n",
- info->ram->dirty_sync_missed_zero_copy);
- }
- }
-
- if (info->disk) {
- monitor_printf(mon, "transferred disk: %" PRIu64 " kbytes\n",
- info->disk->transferred >> 10);
- monitor_printf(mon, "remaining disk: %" PRIu64 " kbytes\n",
- info->disk->remaining >> 10);
- monitor_printf(mon, "total disk: %" PRIu64 " kbytes\n",
- info->disk->total >> 10);
- }
-
- if (info->xbzrle_cache) {
- monitor_printf(mon, "cache size: %" PRIu64 " bytes\n",
- info->xbzrle_cache->cache_size);
- monitor_printf(mon, "xbzrle transferred: %" PRIu64 " kbytes\n",
- info->xbzrle_cache->bytes >> 10);
- monitor_printf(mon, "xbzrle pages: %" PRIu64 " pages\n",
- info->xbzrle_cache->pages);
- monitor_printf(mon, "xbzrle cache miss: %" PRIu64 " pages\n",
- info->xbzrle_cache->cache_miss);
- monitor_printf(mon, "xbzrle cache miss rate: %0.2f\n",
- info->xbzrle_cache->cache_miss_rate);
- monitor_printf(mon, "xbzrle encoding rate: %0.2f\n",
- info->xbzrle_cache->encoding_rate);
- monitor_printf(mon, "xbzrle overflow: %" PRIu64 "\n",
- info->xbzrle_cache->overflow);
- }
-
- if (info->compression) {
- monitor_printf(mon, "compression pages: %" PRIu64 " pages\n",
- info->compression->pages);
- monitor_printf(mon, "compression busy: %" PRIu64 "\n",
- info->compression->busy);
- monitor_printf(mon, "compression busy rate: %0.2f\n",
- info->compression->busy_rate);
- monitor_printf(mon, "compressed size: %" PRIu64 " kbytes\n",
- info->compression->compressed_size >> 10);
- monitor_printf(mon, "compression rate: %0.2f\n",
- info->compression->compression_rate);
- }
-
- if (info->has_cpu_throttle_percentage) {
- monitor_printf(mon, "cpu throttle percentage: %" PRIu64 "\n",
- info->cpu_throttle_percentage);
- }
-
- if (info->has_postcopy_blocktime) {
- monitor_printf(mon, "postcopy blocktime: %u\n",
- info->postcopy_blocktime);
- }
-
- if (info->has_postcopy_vcpu_blocktime) {
- Visitor *v;
- char *str;
- v = string_output_visitor_new(false, &str);
- visit_type_uint32List(v, NULL, &info->postcopy_vcpu_blocktime,
- &error_abort);
- visit_complete(v, &str);
- monitor_printf(mon, "postcopy vcpu blocktime: %s\n", str);
- g_free(str);
- visit_free(v);
- }
- if (info->has_socket_address) {
- SocketAddressList *addr;
-
- monitor_printf(mon, "socket address: [\n");
-
- for (addr = info->socket_address; addr; addr = addr->next) {
- char *s = socket_uri(addr->value);
- monitor_printf(mon, "\t%s\n", s);
- g_free(s);
- }
- monitor_printf(mon, "]\n");
- }
-
- if (info->vfio) {
- monitor_printf(mon, "vfio device transferred: %" PRIu64 " kbytes\n",
- info->vfio->transferred >> 10);
- }
-
- qapi_free_MigrationInfo(info);
-}
-
-void hmp_info_migrate_capabilities(Monitor *mon, const QDict *qdict)
-{
- MigrationCapabilityStatusList *caps, *cap;
-
- caps = qmp_query_migrate_capabilities(NULL);
-
- if (caps) {
- for (cap = caps; cap; cap = cap->next) {
- monitor_printf(mon, "%s: %s\n",
- MigrationCapability_str(cap->value->capability),
- cap->value->state ? "on" : "off");
- }
- }
-
- qapi_free_MigrationCapabilityStatusList(caps);
-}
-
-void hmp_info_migrate_parameters(Monitor *mon, const QDict *qdict)
-{
- MigrationParameters *params;
-
- params = qmp_query_migrate_parameters(NULL);
-
- if (params) {
- monitor_printf(mon, "%s: %" PRIu64 " ms\n",
- MigrationParameter_str(MIGRATION_PARAMETER_ANNOUNCE_INITIAL),
- params->announce_initial);
- monitor_printf(mon, "%s: %" PRIu64 " ms\n",
- MigrationParameter_str(MIGRATION_PARAMETER_ANNOUNCE_MAX),
- params->announce_max);
- monitor_printf(mon, "%s: %" PRIu64 "\n",
- MigrationParameter_str(MIGRATION_PARAMETER_ANNOUNCE_ROUNDS),
- params->announce_rounds);
- monitor_printf(mon, "%s: %" PRIu64 " ms\n",
- MigrationParameter_str(MIGRATION_PARAMETER_ANNOUNCE_STEP),
- params->announce_step);
- assert(params->has_compress_level);
- monitor_printf(mon, "%s: %u\n",
- MigrationParameter_str(MIGRATION_PARAMETER_COMPRESS_LEVEL),
- params->compress_level);
- assert(params->has_compress_threads);
- monitor_printf(mon, "%s: %u\n",
- MigrationParameter_str(MIGRATION_PARAMETER_COMPRESS_THREADS),
- params->compress_threads);
- assert(params->has_compress_wait_thread);
- monitor_printf(mon, "%s: %s\n",
- MigrationParameter_str(MIGRATION_PARAMETER_COMPRESS_WAIT_THREAD),
- params->compress_wait_thread ? "on" : "off");
- assert(params->has_decompress_threads);
- monitor_printf(mon, "%s: %u\n",
- MigrationParameter_str(MIGRATION_PARAMETER_DECOMPRESS_THREADS),
- params->decompress_threads);
- assert(params->has_throttle_trigger_threshold);
- monitor_printf(mon, "%s: %u\n",
- MigrationParameter_str(MIGRATION_PARAMETER_THROTTLE_TRIGGER_THRESHOLD),
- params->throttle_trigger_threshold);
- assert(params->has_cpu_throttle_initial);
- monitor_printf(mon, "%s: %u\n",
- MigrationParameter_str(MIGRATION_PARAMETER_CPU_THROTTLE_INITIAL),
- params->cpu_throttle_initial);
- assert(params->has_cpu_throttle_increment);
- monitor_printf(mon, "%s: %u\n",
- MigrationParameter_str(MIGRATION_PARAMETER_CPU_THROTTLE_INCREMENT),
- params->cpu_throttle_increment);
- assert(params->has_cpu_throttle_tailslow);
- monitor_printf(mon, "%s: %s\n",
- MigrationParameter_str(MIGRATION_PARAMETER_CPU_THROTTLE_TAILSLOW),
- params->cpu_throttle_tailslow ? "on" : "off");
- assert(params->has_max_cpu_throttle);
- monitor_printf(mon, "%s: %u\n",
- MigrationParameter_str(MIGRATION_PARAMETER_MAX_CPU_THROTTLE),
- params->max_cpu_throttle);
- assert(params->tls_creds);
- monitor_printf(mon, "%s: '%s'\n",
- MigrationParameter_str(MIGRATION_PARAMETER_TLS_CREDS),
- params->tls_creds);
- assert(params->tls_hostname);
- monitor_printf(mon, "%s: '%s'\n",
- MigrationParameter_str(MIGRATION_PARAMETER_TLS_HOSTNAME),
- params->tls_hostname);
- assert(params->has_max_bandwidth);
- monitor_printf(mon, "%s: %" PRIu64 " bytes/second\n",
- MigrationParameter_str(MIGRATION_PARAMETER_MAX_BANDWIDTH),
- params->max_bandwidth);
- assert(params->has_downtime_limit);
- monitor_printf(mon, "%s: %" PRIu64 " ms\n",
- MigrationParameter_str(MIGRATION_PARAMETER_DOWNTIME_LIMIT),
- params->downtime_limit);
- assert(params->has_x_checkpoint_delay);
- monitor_printf(mon, "%s: %u ms\n",
- MigrationParameter_str(MIGRATION_PARAMETER_X_CHECKPOINT_DELAY),
- params->x_checkpoint_delay);
- assert(params->has_block_incremental);
- monitor_printf(mon, "%s: %s\n",
- MigrationParameter_str(MIGRATION_PARAMETER_BLOCK_INCREMENTAL),
- params->block_incremental ? "on" : "off");
- monitor_printf(mon, "%s: %u\n",
- MigrationParameter_str(MIGRATION_PARAMETER_MULTIFD_CHANNELS),
- params->multifd_channels);
- monitor_printf(mon, "%s: %s\n",
- MigrationParameter_str(MIGRATION_PARAMETER_MULTIFD_COMPRESSION),
- MultiFDCompression_str(params->multifd_compression));
- monitor_printf(mon, "%s: %" PRIu64 " bytes\n",
- MigrationParameter_str(MIGRATION_PARAMETER_XBZRLE_CACHE_SIZE),
- params->xbzrle_cache_size);
- monitor_printf(mon, "%s: %" PRIu64 "\n",
- MigrationParameter_str(MIGRATION_PARAMETER_MAX_POSTCOPY_BANDWIDTH),
- params->max_postcopy_bandwidth);
- monitor_printf(mon, "%s: '%s'\n",
- MigrationParameter_str(MIGRATION_PARAMETER_TLS_AUTHZ),
- params->tls_authz);
-
- if (params->has_block_bitmap_mapping) {
- const BitmapMigrationNodeAliasList *bmnal;
-
- monitor_printf(mon, "%s:\n",
- MigrationParameter_str(
- MIGRATION_PARAMETER_BLOCK_BITMAP_MAPPING));
-
- for (bmnal = params->block_bitmap_mapping;
- bmnal;
- bmnal = bmnal->next)
- {
- const BitmapMigrationNodeAlias *bmna = bmnal->value;
- const BitmapMigrationBitmapAliasList *bmbal;
-
- monitor_printf(mon, " '%s' -> '%s'\n",
- bmna->node_name, bmna->alias);
-
- for (bmbal = bmna->bitmaps; bmbal; bmbal = bmbal->next) {
- const BitmapMigrationBitmapAlias *bmba = bmbal->value;
-
- monitor_printf(mon, " '%s' -> '%s'\n",
- bmba->name, bmba->alias);
- }
- }
- }
- }
-
- qapi_free_MigrationParameters(params);
-}
-
static int hmp_info_pic_foreach(Object *obj, void *opaque)
{
InterruptStatsProvider *intc;
@@ -571,305 +243,6 @@ void hmp_cont(Monitor *mon, const QDict *qdict)
hmp_handle_error(mon, err);
}
-void hmp_loadvm(Monitor *mon, const QDict *qdict)
-{
- int saved_vm_running = runstate_is_running();
- const char *name = qdict_get_str(qdict, "name");
- Error *err = NULL;
-
- vm_stop(RUN_STATE_RESTORE_VM);
-
- if (load_snapshot(name, NULL, false, NULL, &err) && saved_vm_running) {
- vm_start();
- }
- hmp_handle_error(mon, err);
-}
-
-void hmp_savevm(Monitor *mon, const QDict *qdict)
-{
- Error *err = NULL;
-
- save_snapshot(qdict_get_try_str(qdict, "name"),
- true, NULL, false, NULL, &err);
- hmp_handle_error(mon, err);
-}
-
-void hmp_delvm(Monitor *mon, const QDict *qdict)
-{
- Error *err = NULL;
- const char *name = qdict_get_str(qdict, "name");
-
- delete_snapshot(name, false, NULL, &err);
- hmp_handle_error(mon, err);
-}
-
-void hmp_migrate_cancel(Monitor *mon, const QDict *qdict)
-{
- qmp_migrate_cancel(NULL);
-}
-
-void hmp_migrate_continue(Monitor *mon, const QDict *qdict)
-{
- Error *err = NULL;
- const char *state = qdict_get_str(qdict, "state");
- int val = qapi_enum_parse(&MigrationStatus_lookup, state, -1, &err);
-
- if (val >= 0) {
- qmp_migrate_continue(val, &err);
- }
-
- hmp_handle_error(mon, err);
-}
-
-void hmp_migrate_incoming(Monitor *mon, const QDict *qdict)
-{
- Error *err = NULL;
- const char *uri = qdict_get_str(qdict, "uri");
-
- qmp_migrate_incoming(uri, &err);
-
- hmp_handle_error(mon, err);
-}
-
-void hmp_migrate_recover(Monitor *mon, const QDict *qdict)
-{
- Error *err = NULL;
- const char *uri = qdict_get_str(qdict, "uri");
-
- qmp_migrate_recover(uri, &err);
-
- hmp_handle_error(mon, err);
-}
-
-void hmp_migrate_pause(Monitor *mon, const QDict *qdict)
-{
- Error *err = NULL;
-
- qmp_migrate_pause(&err);
-
- hmp_handle_error(mon, err);
-}
-
-
-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 = NULL;
- MigrationCapabilityStatus *value;
- int val;
-
- val = qapi_enum_parse(&MigrationCapability_lookup, cap, -1, &err);
- if (val < 0) {
- goto end;
- }
-
- value = g_malloc0(sizeof(*value));
- value->capability = val;
- value->state = state;
- QAPI_LIST_PREPEND(caps, value);
- qmp_migrate_set_capabilities(caps, &err);
- qapi_free_MigrationCapabilityStatusList(caps);
-
-end:
- hmp_handle_error(mon, err);
-}
-
-void hmp_migrate_set_parameter(Monitor *mon, const QDict *qdict)
-{
- const char *param = qdict_get_str(qdict, "parameter");
- const char *valuestr = qdict_get_str(qdict, "value");
- Visitor *v = string_input_visitor_new(valuestr);
- MigrateSetParameters *p = g_new0(MigrateSetParameters, 1);
- uint64_t valuebw = 0;
- uint64_t cache_size;
- Error *err = NULL;
- int val, ret;
-
- val = qapi_enum_parse(&MigrationParameter_lookup, param, -1, &err);
- if (val < 0) {
- goto cleanup;
- }
-
- switch (val) {
- case MIGRATION_PARAMETER_COMPRESS_LEVEL:
- p->has_compress_level = true;
- visit_type_uint8(v, param, &p->compress_level, &err);
- break;
- case MIGRATION_PARAMETER_COMPRESS_THREADS:
- p->has_compress_threads = true;
- visit_type_uint8(v, param, &p->compress_threads, &err);
- break;
- case MIGRATION_PARAMETER_COMPRESS_WAIT_THREAD:
- p->has_compress_wait_thread = true;
- visit_type_bool(v, param, &p->compress_wait_thread, &err);
- break;
- case MIGRATION_PARAMETER_DECOMPRESS_THREADS:
- p->has_decompress_threads = true;
- visit_type_uint8(v, param, &p->decompress_threads, &err);
- break;
- case MIGRATION_PARAMETER_THROTTLE_TRIGGER_THRESHOLD:
- p->has_throttle_trigger_threshold = true;
- visit_type_uint8(v, param, &p->throttle_trigger_threshold, &err);
- break;
- case MIGRATION_PARAMETER_CPU_THROTTLE_INITIAL:
- p->has_cpu_throttle_initial = true;
- visit_type_uint8(v, param, &p->cpu_throttle_initial, &err);
- break;
- case MIGRATION_PARAMETER_CPU_THROTTLE_INCREMENT:
- p->has_cpu_throttle_increment = true;
- visit_type_uint8(v, param, &p->cpu_throttle_increment, &err);
- break;
- case MIGRATION_PARAMETER_CPU_THROTTLE_TAILSLOW:
- p->has_cpu_throttle_tailslow = true;
- visit_type_bool(v, param, &p->cpu_throttle_tailslow, &err);
- break;
- case MIGRATION_PARAMETER_MAX_CPU_THROTTLE:
- p->has_max_cpu_throttle = true;
- visit_type_uint8(v, param, &p->max_cpu_throttle, &err);
- break;
- case MIGRATION_PARAMETER_TLS_CREDS:
- p->tls_creds = g_new0(StrOrNull, 1);
- p->tls_creds->type = QTYPE_QSTRING;
- visit_type_str(v, param, &p->tls_creds->u.s, &err);
- break;
- case MIGRATION_PARAMETER_TLS_HOSTNAME:
- p->tls_hostname = g_new0(StrOrNull, 1);
- p->tls_hostname->type = QTYPE_QSTRING;
- visit_type_str(v, param, &p->tls_hostname->u.s, &err);
- break;
- case MIGRATION_PARAMETER_TLS_AUTHZ:
- p->tls_authz = g_new0(StrOrNull, 1);
- p->tls_authz->type = QTYPE_QSTRING;
- visit_type_str(v, param, &p->tls_authz->u.s, &err);
- break;
- case MIGRATION_PARAMETER_MAX_BANDWIDTH:
- p->has_max_bandwidth = true;
- /*
- * Can't use visit_type_size() here, because it
- * defaults to Bytes rather than Mebibytes.
- */
- ret = qemu_strtosz_MiB(valuestr, NULL, &valuebw);
- if (ret < 0 || valuebw > INT64_MAX
- || (size_t)valuebw != valuebw) {
- error_setg(&err, "Invalid size %s", valuestr);
- break;
- }
- p->max_bandwidth = valuebw;
- break;
- case MIGRATION_PARAMETER_DOWNTIME_LIMIT:
- p->has_downtime_limit = true;
- visit_type_size(v, param, &p->downtime_limit, &err);
- break;
- case MIGRATION_PARAMETER_X_CHECKPOINT_DELAY:
- p->has_x_checkpoint_delay = true;
- visit_type_uint32(v, param, &p->x_checkpoint_delay, &err);
- break;
- case MIGRATION_PARAMETER_BLOCK_INCREMENTAL:
- p->has_block_incremental = true;
- visit_type_bool(v, param, &p->block_incremental, &err);
- break;
- case MIGRATION_PARAMETER_MULTIFD_CHANNELS:
- p->has_multifd_channels = true;
- visit_type_uint8(v, param, &p->multifd_channels, &err);
- break;
- case MIGRATION_PARAMETER_MULTIFD_COMPRESSION:
- p->has_multifd_compression = true;
- visit_type_MultiFDCompression(v, param, &p->multifd_compression,
- &err);
- break;
- case MIGRATION_PARAMETER_MULTIFD_ZLIB_LEVEL:
- p->has_multifd_zlib_level = true;
- visit_type_uint8(v, param, &p->multifd_zlib_level, &err);
- break;
- case MIGRATION_PARAMETER_MULTIFD_ZSTD_LEVEL:
- p->has_multifd_zstd_level = true;
- visit_type_uint8(v, param, &p->multifd_zstd_level, &err);
- break;
- case MIGRATION_PARAMETER_XBZRLE_CACHE_SIZE:
- p->has_xbzrle_cache_size = true;
- if (!visit_type_size(v, param, &cache_size, &err)) {
- break;
- }
- if (cache_size > INT64_MAX || (size_t)cache_size != cache_size) {
- error_setg(&err, "Invalid size %s", valuestr);
- break;
- }
- p->xbzrle_cache_size = cache_size;
- break;
- case MIGRATION_PARAMETER_MAX_POSTCOPY_BANDWIDTH:
- p->has_max_postcopy_bandwidth = true;
- visit_type_size(v, param, &p->max_postcopy_bandwidth, &err);
- break;
- case MIGRATION_PARAMETER_ANNOUNCE_INITIAL:
- p->has_announce_initial = true;
- visit_type_size(v, param, &p->announce_initial, &err);
- break;
- case MIGRATION_PARAMETER_ANNOUNCE_MAX:
- p->has_announce_max = true;
- visit_type_size(v, param, &p->announce_max, &err);
- break;
- case MIGRATION_PARAMETER_ANNOUNCE_ROUNDS:
- p->has_announce_rounds = true;
- visit_type_size(v, param, &p->announce_rounds, &err);
- break;
- case MIGRATION_PARAMETER_ANNOUNCE_STEP:
- p->has_announce_step = true;
- visit_type_size(v, param, &p->announce_step, &err);
- break;
- case MIGRATION_PARAMETER_BLOCK_BITMAP_MAPPING:
- error_setg(&err, "The block-bitmap-mapping parameter can only be set "
- "through QMP");
- break;
- default:
- assert(0);
- }
-
- if (err) {
- goto cleanup;
- }
-
- qmp_migrate_set_parameters(p, &err);
-
- cleanup:
- qapi_free_MigrateSetParameters(p);
- visit_free(v);
- hmp_handle_error(mon, err);
-}
-
-void hmp_client_migrate_info(Monitor *mon, const QDict *qdict)
-{
- Error *err = NULL;
- const char *protocol = qdict_get_str(qdict, "protocol");
- const char *hostname = qdict_get_str(qdict, "hostname");
- bool has_port = qdict_haskey(qdict, "port");
- int port = qdict_get_try_int(qdict, "port", -1);
- bool has_tls_port = qdict_haskey(qdict, "tls-port");
- int tls_port = qdict_get_try_int(qdict, "tls-port", -1);
- const char *cert_subject = qdict_get_try_str(qdict, "cert-subject");
-
- qmp_client_migrate_info(protocol, hostname,
- has_port, port, has_tls_port, tls_port,
- cert_subject, &err);
- hmp_handle_error(mon, err);
-}
-
-void hmp_migrate_start_postcopy(Monitor *mon, const QDict *qdict)
-{
- Error *err = NULL;
- qmp_migrate_start_postcopy(&err);
- hmp_handle_error(mon, err);
-}
-
-void hmp_x_colo_lost_heartbeat(Monitor *mon, const QDict *qdict)
-{
- Error *err = NULL;
-
- qmp_x_colo_lost_heartbeat(&err);
- hmp_handle_error(mon, err);
-}
-
void hmp_change(Monitor *mon, const QDict *qdict)
{
const char *device = qdict_get_str(qdict, "device");
@@ -891,82 +264,6 @@ void hmp_change(Monitor *mon, const QDict *qdict)
hmp_handle_error(mon, err);
}
-typedef struct HMPMigrationStatus {
- QEMUTimer *timer;
- Monitor *mon;
- bool is_block_migration;
-} HMPMigrationStatus;
-
-static void hmp_migrate_status_cb(void *opaque)
-{
- HMPMigrationStatus *status = opaque;
- MigrationInfo *info;
-
- info = qmp_query_migrate(NULL);
- if (!info->has_status || info->status == MIGRATION_STATUS_ACTIVE ||
- info->status == MIGRATION_STATUS_SETUP) {
- if (info->disk) {
- int progress;
-
- if (info->disk->remaining) {
- progress = info->disk->transferred * 100 / info->disk->total;
- } else {
- progress = 100;
- }
-
- monitor_printf(status->mon, "Completed %d %%\r", progress);
- monitor_flush(status->mon);
- }
-
- timer_mod(status->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + 1000);
- } else {
- if (status->is_block_migration) {
- monitor_printf(status->mon, "\n");
- }
- if (info->error_desc) {
- error_report("%s", info->error_desc);
- }
- monitor_resume(status->mon);
- timer_free(status->timer);
- g_free(status);
- }
-
- qapi_free_MigrationInfo(info);
-}
-
-void hmp_migrate(Monitor *mon, const QDict *qdict)
-{
- bool detach = qdict_get_try_bool(qdict, "detach", false);
- bool blk = qdict_get_try_bool(qdict, "blk", false);
- bool inc = qdict_get_try_bool(qdict, "inc", false);
- bool resume = qdict_get_try_bool(qdict, "resume", false);
- const char *uri = qdict_get_str(qdict, "uri");
- Error *err = NULL;
-
- qmp_migrate(uri, !!blk, blk, !!inc, inc,
- false, false, true, resume, &err);
- if (hmp_handle_error(mon, err)) {
- return;
- }
-
- if (!detach) {
- HMPMigrationStatus *status;
-
- if (monitor_suspend(mon) < 0) {
- monitor_printf(mon, "terminal does not allow synchronous "
- "migration, continuing detached\n");
- return;
- }
-
- status = g_malloc0(sizeof(*status));
- status->mon = mon;
- status->is_block_migration = blk || inc;
- status->timer = timer_new_ms(QEMU_CLOCK_REALTIME, hmp_migrate_status_cb,
- status);
- timer_mod(status->timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME));
- }
-}
-
void hmp_getfd(Monitor *mon, const QDict *qdict)
{
const char *fdname = qdict_get_str(qdict, "fdname");
@@ -41,7 +41,6 @@
#include "monitor/hmp.h"
#include "exec/address-spaces.h"
#include "exec/ioport.h"
-#include "block/qapi.h"
#include "block/block-hmp-cmds.h"
#include "qapi/qapi-commands-control.h"
#include "qapi/qapi-commands-migration.h"
@@ -1362,87 +1361,6 @@ void watchdog_action_completion(ReadLineState *rs, int nb_args, const char *str)
}
}
-void migrate_set_capability_completion(ReadLineState *rs, int nb_args,
- const char *str)
-{
- size_t len;
-
- len = strlen(str);
- readline_set_completion_index(rs, len);
- if (nb_args == 2) {
- int i;
- for (i = 0; i < MIGRATION_CAPABILITY__MAX; i++) {
- readline_add_completion_of(rs, str, MigrationCapability_str(i));
- }
- } else if (nb_args == 3) {
- readline_add_completion_of(rs, str, "on");
- readline_add_completion_of(rs, str, "off");
- }
-}
-
-void migrate_set_parameter_completion(ReadLineState *rs, int nb_args,
- const char *str)
-{
- size_t len;
-
- len = strlen(str);
- readline_set_completion_index(rs, len);
- if (nb_args == 2) {
- int i;
- for (i = 0; i < MIGRATION_PARAMETER__MAX; i++) {
- readline_add_completion_of(rs, str, MigrationParameter_str(i));
- }
- }
-}
-
-static void vm_completion(ReadLineState *rs, const char *str)
-{
- size_t len;
- BlockDriverState *bs;
- BdrvNextIterator it;
-
- len = strlen(str);
- readline_set_completion_index(rs, len);
-
- for (bs = bdrv_first(&it); bs; bs = bdrv_next(&it)) {
- SnapshotInfoList *snapshots, *snapshot;
- AioContext *ctx = bdrv_get_aio_context(bs);
- bool ok = false;
-
- aio_context_acquire(ctx);
- if (bdrv_can_snapshot(bs)) {
- ok = bdrv_query_snapshot_info_list(bs, &snapshots, NULL) == 0;
- }
- aio_context_release(ctx);
- if (!ok) {
- continue;
- }
-
- snapshot = snapshots;
- while (snapshot) {
- readline_add_completion_of(rs, str, snapshot->value->name);
- readline_add_completion_of(rs, str, snapshot->value->id);
- snapshot = snapshot->next;
- }
- qapi_free_SnapshotInfoList(snapshots);
- }
-
-}
-
-void delvm_completion(ReadLineState *rs, int nb_args, const char *str)
-{
- if (nb_args == 2) {
- vm_completion(rs, str);
- }
-}
-
-void loadvm_completion(ReadLineState *rs, int nb_args, const char *str)
-{
- if (nb_args == 2) {
- vm_completion(rs, str);
- }
-}
-
static int
compare_mon_cmd(const void *a, const void *b)
{
@@ -18,6 +18,7 @@ softmmu_ss.add(files(
'exec.c',
'fd.c',
'global_state.c',
+ 'migration-hmp-cmds.c',
'migration.c',
'multifd.c',
'multifd-zlib.c',
This moves these commands from MAINTAINERS sections "Human Monitor (HMP)" and "QMP" to "Migration". Signed-off-by: Markus Armbruster <armbru@redhat.com> --- migration/migration-hmp-cmds.c | 807 +++++++++++++++++++++++++++++++++ monitor/hmp-cmds.c | 703 ---------------------------- monitor/misc.c | 82 ---- migration/meson.build | 1 + 4 files changed, 808 insertions(+), 785 deletions(-) create mode 100644 migration/migration-hmp-cmds.c