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03e9077bd1
Follows the pattern used in the libxl driver for managing multiple, simultaneous jobs within the driver. Signed-off-by: Katerina Koukiou <k.koukiou@gmail.com>
112 lines
3.2 KiB
C
112 lines
3.2 KiB
C
/*
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* Copyright (C) 2010-2012 Red Hat, Inc.
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* Copyright IBM Corp. 2008
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*
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* lxc_domain.h: LXC domain helpers
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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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#ifndef __LXC_DOMAIN_H__
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# define __LXC_DOMAIN_H__
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# include "vircgroup.h"
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# include "lxc_conf.h"
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# include "lxc_monitor.h"
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typedef enum {
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VIR_LXC_DOMAIN_NAMESPACE_SHARENET = 0,
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VIR_LXC_DOMAIN_NAMESPACE_SHAREIPC,
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VIR_LXC_DOMAIN_NAMESPACE_SHAREUTS,
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VIR_LXC_DOMAIN_NAMESPACE_LAST,
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} virLXCDomainNamespace;
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typedef enum {
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VIR_LXC_DOMAIN_NAMESPACE_SOURCE_NONE,
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VIR_LXC_DOMAIN_NAMESPACE_SOURCE_NAME,
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VIR_LXC_DOMAIN_NAMESPACE_SOURCE_PID,
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VIR_LXC_DOMAIN_NAMESPACE_SOURCE_NETNS,
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VIR_LXC_DOMAIN_NAMESPACE_SOURCE_LAST,
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} virLXCDomainNamespaceSource;
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VIR_ENUM_DECL(virLXCDomainNamespace)
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VIR_ENUM_DECL(virLXCDomainNamespaceSource)
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typedef struct _lxcDomainDef lxcDomainDef;
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typedef lxcDomainDef *lxcDomainDefPtr;
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struct _lxcDomainDef {
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int ns_source[VIR_LXC_DOMAIN_NAMESPACE_LAST]; /* virLXCDomainNamespaceSource */
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char *ns_val[VIR_LXC_DOMAIN_NAMESPACE_LAST];
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};
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/* Only 1 job is allowed at any time
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* A job includes *all* lxc.so api, even those just querying
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* information, not merely actions */
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enum virLXCDomainJob {
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LXC_JOB_NONE = 0, /* Always set to 0 for easy if (jobActive) conditions */
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LXC_JOB_QUERY, /* Doesn't change any state */
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LXC_JOB_DESTROY, /* Destroys the domain (cannot be masked out) */
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LXC_JOB_MODIFY, /* May change state */
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LXC_JOB_LAST
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};
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VIR_ENUM_DECL(virLXCDomainJob)
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struct virLXCDomainJobObj {
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virCond cond; /* Use to coordinate jobs */
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enum virLXCDomainJob active; /* Currently running job */
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int owner; /* Thread which set current job */
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};
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typedef struct _virLXCDomainObjPrivate virLXCDomainObjPrivate;
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typedef virLXCDomainObjPrivate *virLXCDomainObjPrivatePtr;
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struct _virLXCDomainObjPrivate {
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virLXCMonitorPtr monitor;
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bool doneStopEvent;
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int stopReason;
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bool wantReboot;
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pid_t initpid;
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virCgroupPtr cgroup;
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char *machineName;
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struct virLXCDomainJobObj job;
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};
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extern virDomainXMLNamespace virLXCDriverDomainXMLNamespace;
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extern virDomainXMLPrivateDataCallbacks virLXCDriverPrivateDataCallbacks;
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extern virDomainDefParserConfig virLXCDriverDomainDefParserConfig;
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int
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virLXCDomainObjBeginJob(virLXCDriverPtr driver,
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virDomainObjPtr obj,
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enum virLXCDomainJob job)
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ATTRIBUTE_RETURN_CHECK;
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bool
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virLXCDomainObjEndJob(virLXCDriverPtr driver,
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virDomainObjPtr obj)
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ATTRIBUTE_RETURN_CHECK;
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#endif /* __LXC_DOMAIN_H__ */
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