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0d1ccad240
The same pattern of retrieving the domXML, running the hook script, and checking for error is used throughout the libxl driver. Remove some repetitive code by adding a helper function to perform these tasks. Signed-off-by: Jim Fehlig <jfehlig@suse.com> Reviewed-by: Ján Tomko <jtomko@redhat.com>
150 lines
4.6 KiB
C
150 lines
4.6 KiB
C
/*
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* libxl_domain.h: libxl domain object private state
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*
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* Copyright (C) 2011-2014 SUSE LINUX Products GmbH, Nuernberg, Germany.
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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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#pragma once
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#include <libxl.h>
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#include "domain_conf.h"
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#include "libxl_conf.h"
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#include "virchrdev.h"
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#include "virenum.h"
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#define JOB_MASK(job) (job == 0 ? 0 : 1 << (job - 1))
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#define DEFAULT_JOB_MASK \
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(JOB_MASK(LIBXL_JOB_DESTROY) | \
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JOB_MASK(LIBXL_JOB_ABORT))
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/* Only 1 job is allowed at any time
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* A job includes *all* libxl.so api, even those just querying
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* information, not merely actions */
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enum libxlDomainJob {
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LIBXL_JOB_NONE = 0, /* Always set to 0 for easy if (jobActive) conditions */
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LIBXL_JOB_QUERY, /* Doesn't change any state */
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LIBXL_JOB_DESTROY, /* Destroys the domain (cannot be masked out) */
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LIBXL_JOB_MODIFY, /* May change state */
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LIBXL_JOB_LAST
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};
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VIR_ENUM_DECL(libxlDomainJob);
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struct libxlDomainJobObj {
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virCond cond; /* Use to coordinate jobs */
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enum libxlDomainJob active; /* Currently running job */
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int owner; /* Thread which set current job */
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unsigned long long started; /* When the job started */
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virDomainJobInfoPtr current; /* Statistics for the current job */
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};
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typedef struct _libxlDomainObjPrivate libxlDomainObjPrivate;
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struct _libxlDomainObjPrivate {
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virObjectLockable parent;
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/* console */
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virChrdevs *devs;
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libxl_evgen_domain_death *deathW;
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/* Flag to indicate the upcoming LIBXL_EVENT_TYPE_DOMAIN_DEATH is caused
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* by libvirt and should not be handled separately */
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bool ignoreDeathEvent;
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virThread *migrationDstReceiveThr;
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unsigned short migrationPort;
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char *lockState;
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bool lockProcessRunning;
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struct libxlDomainJobObj job;
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bool hookRun; /* true if there was a hook run over this domain */
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};
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extern virDomainXMLPrivateDataCallbacks libxlDomainXMLPrivateDataCallbacks;
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extern virDomainDefParserConfig libxlDomainDefParserConfig;
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extern virXMLNamespace libxlDriverDomainXMLNamespace;
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extern const struct libxl_event_hooks ev_hooks;
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int
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libxlDomainObjPrivateInitCtx(virDomainObj *vm);
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int
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libxlDomainObjBeginJob(libxlDriverPrivate *driver,
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virDomainObj *obj,
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enum libxlDomainJob job)
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G_GNUC_WARN_UNUSED_RESULT;
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void
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libxlDomainObjEndJob(libxlDriverPrivate *driver,
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virDomainObj *obj);
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int
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libxlDomainJobUpdateTime(struct libxlDomainJobObj *job)
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G_GNUC_WARN_UNUSED_RESULT;
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char *
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libxlDomainManagedSavePath(libxlDriverPrivate *driver,
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virDomainObj *vm);
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int
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libxlDomainSaveImageOpen(libxlDriverPrivate *driver,
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const char *from,
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virDomainDef **ret_def,
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libxlSavefileHeader *ret_hdr)
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ATTRIBUTE_NONNULL(3) ATTRIBUTE_NONNULL(4);
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int
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libxlDomainHookRun(libxlDriverPrivate *driver,
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virDomainDef *def,
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unsigned int def_fmtflags,
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int hookop,
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int hooksubop,
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char **output);
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int
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libxlDomainDestroyInternal(libxlDriverPrivate *driver,
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virDomainObj *vm);
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void
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libxlDomainCleanup(libxlDriverPrivate *driver,
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virDomainObj *vm);
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void
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libxlDomainEventHandler(void *data, libxl_event *event);
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int
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libxlDomainAutoCoreDump(libxlDriverPrivate *driver,
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virDomainObj *vm);
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int
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libxlDomainStartNew(libxlDriverPrivate *driver,
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virDomainObj *vm,
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bool start_paused);
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int
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libxlDomainStartRestore(libxlDriverPrivate *driver,
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virDomainObj *vm,
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bool start_paused,
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int restore_fd,
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uint32_t restore_ver);
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bool
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libxlDomainDefCheckABIStability(libxlDriverPrivate *driver,
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virDomainDef *src,
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virDomainDef *dst);
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