[libvirt] [PATCH v1 03/10] domain_lock: Introduce seclabel APIs

Signed-off-by: Michal Privoznik <mprivozn(a)redhat.com&gt; --- src/libvirt_private.syms | 2 ++ src/locking/domain_lock.c | 65 +++++++++++++++++++++++++++++++++++++++++ src/locking/domain_lock.h | 10 +++++++ src/locking/lock_driver.h | 2 ++ src/locking/lock_driver_lockd.c | 4 +++ 5 files changed, 83 insertions(+) diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms index cdc476a..db65aa5 100644 --- a/src/libvirt_private.syms +++ b/src/libvirt_private.syms @@ -874,6 +874,8 @@ virDomainLockProcessInquire; virDomainLockProcessPause; virDomainLockProcessResume; virDomainLockProcessStart; +virDomainLockRecallSeclabel; +virDomainLockRememberSeclabel; # locking/lock_manager.h diff --git a/src/locking/domain_lock.c b/src/locking/domain_lock.c index d7b681e..7de56b3 100644 --- a/src/locking/domain_lock.c +++ b/src/locking/domain_lock.c @@ -164,6 +164,30 @@ static virLockManagerPtr virDomainLockManagerNew(virLockManagerPluginPtr plugin, } +static virLockManagerPtr +virDomainLockManagerSeclabelNew(virLockManagerPluginPtr plugin) +{ + virLockManagerPtr lock; + virLockManagerParam params[] = { + /* nada */ + }; + VIR_DEBUG("plugin=%p", plugin); + + if (!(lock = virLockManagerNew(virLockManagerPluginGetDriver(plugin), + VIR_LOCK_MANAGER_OBJECT_TYPE_SECLABEL, + ARRAY_CARDINALITY(params), + params, + 0))) + goto error; + + return lock; + + error: + virLockManagerFree(lock); + return NULL; +} + + int virDomainLockProcessStart(virLockManagerPluginPtr plugin, const char *uri, virDomainObjPtr dom, @@ -378,3 +402,44 @@ int virDomainLockLeaseDetach(virLockManagerPluginPtr plugin, return ret; } + + +int virDomainLockRememberSeclabel(virLockManagerPluginPtr plugin, + const char *path, + const char *model, + const char *seclabel) +{ + virLockManagerPtr lock; + int ret = -1; + + VIR_DEBUG("plugin=%p path=%s model=%s seclabel=%s", + plugin, path, model, seclabel); + + if (!(lock = virDomainLockManagerSeclabelNew(plugin))) + return ret; + + ret = virLockManagerRememberSeclabel(lock, path, model, seclabel); + + virLockManagerFree(lock); + return ret; +} + +int virDomainLockRecallSeclabel(virLockManagerPluginPtr plugin, + const char *path, + const char *model, + char **seclabel) +{ + virLockManagerPtr lock; + int ret = -1; + + VIR_DEBUG("plugin=%p path=%s model=%s seclabel=%p", + plugin, path, model, seclabel); + + if (!(lock = virDomainLockManagerSeclabelNew(plugin))) + return ret; + + ret = virLockManagerRecallSeclabel(lock, path, model, seclabel); + + virLockManagerFree(lock); + return ret; +} diff --git a/src/locking/domain_lock.h b/src/locking/domain_lock.h index fb49102..7a4b119 100644 --- a/src/locking/domain_lock.h +++ b/src/locking/domain_lock.h @@ -66,4 +66,14 @@ int virDomainLockLeaseDetach(virLockManagerPluginPtr plugin, virDomainObjPtr dom, virDomainLeaseDefPtr lease); +int virDomainLockRememberSeclabel(virLockManagerPluginPtr plugin, + const char *path, + const char *model, + const char *seclabel); + +int virDomainLockRecallSeclabel(virLockManagerPluginPtr plugin, + const char *path, + const char *model, + char **seclabel); + #endif /* __VIR_DOMAIN_LOCK_H__ */ diff --git a/src/locking/lock_driver.h b/src/locking/lock_driver.h index a82f240..0dde48c 100644 --- a/src/locking/lock_driver.h +++ b/src/locking/lock_driver.h @@ -42,6 +42,8 @@ typedef enum { typedef enum { /* The managed object is a virtual guest domain */ VIR_LOCK_MANAGER_OBJECT_TYPE_DOMAIN = 0, + /* The managed object is a seclabel */ + VIR_LOCK_MANAGER_OBJECT_TYPE_SECLABEL = 1, } virLockManagerObjectType; typedef enum { diff --git a/src/locking/lock_driver_lockd.c b/src/locking/lock_driver_lockd.c index 0a40e94..4bb5925 100644 --- a/src/locking/lock_driver_lockd.c +++ b/src/locking/lock_driver_lockd.c @@ -487,6 +487,10 @@ static int virLockManagerLockDaemonNew(virLockManagerPtr lock, } break; + case VIR_LOCK_MANAGER_OBJECT_TYPE_SECLABEL: + /* No parameters yet */ + break; + default: virReportError(VIR_ERR_INTERNAL_ERROR, _("Unknown lock manager object type %d"), -- 1.8.5.5