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When resuming post-copy migration users may want to limit the bandwidth used by the migration and use a value that is different from the one specified when the migration was originally started. Resolves: https://gitlab.com/libvirt/libvirt/-/issues/333 Signed-off-by: Jiri Denemark <jdenemar@redhat.com> Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
223 lines
6.4 KiB
C
223 lines
6.4 KiB
C
/*
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* Copyright (C) 2011-2013 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <http://www.gnu.org/licenses/>.
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*
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*/
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#include <config.h>
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#include "virjson.h"
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#include "virbuffer.h"
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#include "virxml.h"
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#include "testutils.h"
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#include "testutilsqemu.h"
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#include "tests/testutilsqemuschema.h"
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#include "qemumonitortestutils.h"
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#include "qemu/qemu_migration_params.h"
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#define LIBVIRT_QEMU_MIGRATION_PARAMSPRIV_H_ALLOW
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#include "qemu/qemu_migration_paramspriv.h"
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#include "qemu/qemu_monitor.h"
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#define VIR_FROM_THIS VIR_FROM_NONE
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typedef struct _qemuMigParamsData qemuMigParamsData;
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struct _qemuMigParamsData {
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virDomainXMLOption *xmlopt;
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const char *name;
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GHashTable *qmpschema;
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};
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static void
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qemuMigParamsTestFormatXML(virBuffer *buf,
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qemuMigrationParams *migParams)
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{
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virBufferAddLit(buf, "<test>\n");
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virBufferAdjustIndent(buf, 2);
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if (migParams)
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qemuMigrationParamsFormat(buf, migParams);
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virBufferAdjustIndent(buf, -2);
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virBufferAddLit(buf, "</test>\n");
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}
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static int
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qemuMigParamsTestXML2XML(const void *opaque)
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{
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const qemuMigParamsData *data = opaque;
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g_auto(virBuffer) buf = VIR_BUFFER_INITIALIZER;
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g_autofree char *xmlFile = NULL;
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g_autoptr(xmlDoc) doc = NULL;
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g_autoptr(xmlXPathContext) ctxt = NULL;
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g_autoptr(qemuMigrationParams) migParams = NULL;
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g_autofree char *actualXML = NULL;
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xmlFile = g_strdup_printf("%s/qemumigparamsdata/%s.xml", abs_srcdir,
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data->name);
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if (!(doc = virXMLParseFileCtxt(xmlFile, &ctxt)))
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return -1;
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if (qemuMigrationParamsParse(ctxt, &migParams) < 0)
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return -1;
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qemuMigParamsTestFormatXML(&buf, migParams);
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if (!(actualXML = virBufferContentAndReset(&buf)))
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return -1;
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if (virTestCompareToFile(actualXML, xmlFile) < 0)
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return -1;
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return 0;
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}
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static int
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qemuMigParamsTestXML(const void *opaque)
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{
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const qemuMigParamsData *data = opaque;
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g_auto(virBuffer) buf = VIR_BUFFER_INITIALIZER;
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g_autofree char *replyFile = NULL;
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g_autofree char *xmlFile = NULL;
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g_autoptr(qemuMonitorTest) mon = NULL;
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g_autoptr(virJSONValue) params = NULL;
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g_autoptr(qemuMigrationParams) migParams = NULL;
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g_autofree char *actualXML = NULL;
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replyFile = g_strdup_printf("%s/qemumigparamsdata/%s.reply",
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abs_srcdir, data->name);
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xmlFile = g_strdup_printf("%s/qemumigparamsdata/%s.xml",
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abs_srcdir, data->name);
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if (!(mon = qemuMonitorTestNewFromFile(replyFile, data->xmlopt, true)))
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return -1;
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if (qemuMonitorGetMigrationParams(qemuMonitorTestGetMonitor(mon),
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¶ms) < 0)
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return -1;
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if (!(migParams = qemuMigrationParamsFromJSON(params)))
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return -1;
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qemuMigParamsTestFormatXML(&buf, migParams);
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if (!(actualXML = virBufferContentAndReset(&buf)))
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return -1;
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if (virTestCompareToFile(actualXML, xmlFile) < 0)
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return -1;
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return 0;
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}
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static int
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qemuMigParamsTestJSON(const void *opaque)
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{
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const qemuMigParamsData *data = opaque;
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g_autofree char *replyFile = NULL;
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g_autofree char *jsonFile = NULL;
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g_autoptr(qemuMonitorTest) mon = NULL;
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g_autoptr(virJSONValue) paramsIn = NULL;
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g_autoptr(virJSONValue) paramsOut = NULL;
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g_autoptr(qemuMigrationParams) migParams = NULL;
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g_autofree char *actualJSON = NULL;
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g_auto(virBuffer) debug = VIR_BUFFER_INITIALIZER;
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replyFile = g_strdup_printf("%s/qemumigparamsdata/%s.reply",
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abs_srcdir, data->name);
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jsonFile = g_strdup_printf("%s/qemumigparamsdata/%s.json",
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abs_srcdir, data->name);
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if (!(mon = qemuMonitorTestNewFromFile(replyFile, data->xmlopt, true)))
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return -1;
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if (qemuMonitorGetMigrationParams(qemuMonitorTestGetMonitor(mon),
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¶msIn) < 0)
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return -1;
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if (!(migParams = qemuMigrationParamsFromJSON(paramsIn)))
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return -1;
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if (!(paramsOut = qemuMigrationParamsToJSON(migParams, false)) ||
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!(actualJSON = virJSONValueToString(paramsOut, true)))
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return -1;
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if (testQEMUSchemaValidateCommand("migrate-set-parameters",
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paramsOut,
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data->qmpschema,
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false,
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false,
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false,
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&debug) < 0) {
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VIR_TEST_VERBOSE("failed to validate migration params '%s' against QMP schema: %s",
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actualJSON, virBufferCurrentContent(&debug));
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return -1;
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}
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if (virTestCompareToFile(actualJSON, jsonFile) < 0)
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return -1;
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return 0;
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}
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static int
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mymain(void)
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{
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g_autoptr(GHashTable) qmpschema = NULL;
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virQEMUDriver driver;
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int ret = 0;
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if (qemuTestDriverInit(&driver) < 0)
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return EXIT_FAILURE;
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virEventRegisterDefaultImpl();
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if (!(qmpschema = testQEMUSchemaLoadLatest("x86_64"))) {
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VIR_TEST_VERBOSE("failed to load QMP schema");
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return EXIT_FAILURE;
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}
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#define DO_TEST(name) \
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do { \
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qemuMigParamsData data = { \
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driver.xmlopt, name, qmpschema \
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}; \
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if (virTestRun(name " (xml)", qemuMigParamsTestXML, &data) < 0) \
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ret = -1; \
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if (virTestRun(name " (json)", qemuMigParamsTestJSON, &data) < 0) \
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ret = -1; \
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if (virTestRun(name " (xml2xml)", qemuMigParamsTestXML2XML, &data) < 0) \
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ret = -1; \
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} while (0)
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DO_TEST("empty");
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DO_TEST("basic");
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DO_TEST("tls");
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DO_TEST("tls-enabled");
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DO_TEST("tls-hostname");
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qemuTestDriverFree(&driver);
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return (ret == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
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}
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VIR_TEST_MAIN(mymain)
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