From patchwork Fri Feb 3 08:45:34 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Markus Armbruster X-Patchwork-Id: 1736811 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: legolas.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=A8RUy3py; dkim-atps=neutral Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4P7Ttk5RXdz23qv for ; Fri, 3 Feb 2023 19:52:30 +1100 (AEDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pNriO-0000I0-L6; Fri, 03 Feb 2023 03:46:36 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pNrhx-0008NN-Uw for qemu-devel@nongnu.org; Fri, 03 Feb 2023 03:46:10 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pNrhm-0007Vi-Om for qemu-devel@nongnu.org; Fri, 03 Feb 2023 03:46:09 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1675413957; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=8DcODRfiwJYCb7fzP0H3UQHib3+Jxj55IqP1RdMfyfU=; b=A8RUy3pyT68e4Why8vLFRPEUJsATUEGrBXH5YJfFdFdCZ+Kjv39jHJWFH9+LJp9deqdgTl 8mceqepdR1j9ZdVQSA293/Pt504j4EkpyvCDovKcm5j6IHeBRJbYS/ghqAD3nGWjXaFIBf d1xdKUgKPhr/MOuzWzKitOj1tTttPJs= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-638-RcEe2tg8OKq7X42cOQVQcQ-1; Fri, 03 Feb 2023 03:45:54 -0500 X-MC-Unique: RcEe2tg8OKq7X42cOQVQcQ-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.rdu2.redhat.com [10.11.54.3]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 544F4830F88; Fri, 3 Feb 2023 08:45:54 +0000 (UTC) Received: from blackfin.pond.sub.org (unknown [10.39.192.70]) by smtp.corp.redhat.com (Postfix) with ESMTPS id A53A2112132C; Fri, 3 Feb 2023 08:45:53 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id DF87921E6921; Fri, 3 Feb 2023 09:45:49 +0100 (CET) From: Markus Armbruster To: qemu-devel@nongnu.org Cc: peter.maydell@linaro.org, Juan Quintela Subject: [PULL 20/35] migration: Move HMP commands from monitor/ to migration/ Date: Fri, 3 Feb 2023 09:45:34 +0100 Message-Id: <20230203084549.2622302-21-armbru@redhat.com> In-Reply-To: <20230203084549.2622302-1-armbru@redhat.com> References: <20230203084549.2622302-1-armbru@redhat.com> MIME-Version: 1.0 Content-type: text/plain X-Scanned-By: MIMEDefang 3.1 on 10.11.54.3 Received-SPF: pass client-ip=170.10.133.124; envelope-from=armbru@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org This moves these commands from MAINTAINERS sections "Human Monitor (HMP)" and "QMP" to "Migration". Signed-off-by: Markus Armbruster Message-Id: <20230124121946.1139465-18-armbru@redhat.com> Reviewed-by: Juan Quintela --- 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 diff --git a/migration/migration-hmp-cmds.c b/migration/migration-hmp-cmds.c new file mode 100644 index 0000000000..ef25bc8929 --- /dev/null +++ b/migration/migration-hmp-cmds.c @@ -0,0 +1,807 @@ +/* + * HMP commands related to migration + * + * Copyright IBM, Corp. 2011 + * + * Authors: + * Anthony Liguori + * + * 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); + } +} diff --git a/monitor/hmp-cmds.c b/monitor/hmp-cmds.c index b059af7abd..4da6b7cccc 100644 --- a/monitor/hmp-cmds.c +++ b/monitor/hmp-cmds.c @@ -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"); diff --git a/monitor/misc.c b/monitor/misc.c index 77a76b2b5f..780f2a6b04 100644 --- a/monitor/misc.c +++ b/monitor/misc.c @@ -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) { diff --git a/migration/meson.build b/migration/meson.build index 690487cf1a..a9e7e18793 100644 --- a/migration/meson.build +++ b/migration/meson.build @@ -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',