[libvirt] [PATCH v3 1/4] storage: Introduce storagePoolLookupByTargetPath
While this could be exposed as a public API, it's not done yet as
there's no demand for that yet. Anyway, this is just preparing
the environment for easier volume creation on the destination.
Signed-off-by: Michal Privoznik <mprivozn(a)redhat.com>
---
src/storage/storage_driver.c | 42 ++++++++++++++++++++++++++++++++++++++++++
src/storage/storage_driver.h | 4 ++++
2 files changed, 46 insertions(+)
diff --git a/src/storage/storage_driver.c b/src/storage/storage_driver.c
index 88dea34..5ff63cd 100644
--- a/src/storage/storage_driver.c
+++ b/src/storage/storage_driver.c
@@ -1466,6 +1466,48 @@ storageVolLookupByPath(virConnectPtr conn,
return ret;
}
+virStoragePoolPtr
+storagePoolLookupByTargetPath(virConnectPtr conn,
+ const char *path)
+{
+ size_t i;
+ virStoragePoolPtr ret = NULL;
+ char *cleanpath;
+
+ cleanpath = virFileSanitizePath(path);
+ if (!cleanpath)
+ return NULL;
+
+ storageDriverLock();
+ for (i = 0; i < driver->pools.count && !ret; i++) {
+ virStoragePoolObjPtr pool = driver->pools.objs[i];
+
+ virStoragePoolObjLock(pool);
+
+ if (!virStoragePoolObjIsActive(pool)) {
+ virStoragePoolObjUnlock(pool);
+ continue;
+ }
+
+ if (STREQ(path, pool->def->target.path)) {
+ ret = virGetStoragePool(conn, pool->def->name, pool->def->uuid,
+ NULL, NULL);
+ }
+
+ virStoragePoolObjUnlock(pool);
+ }
+ storageDriverUnlock();
+
+ if (!ret) {
+ virReportError(VIR_ERR_NO_STORAGE_VOL,
+ _("no storage pool with matching target path
'%s'"),
+ path);
+ }
+
+ VIR_FREE(cleanpath);
+ return ret;
+}
+
static int
storageVolDeleteInternal(virStorageVolPtr obj,
diff --git a/src/storage/storage_driver.h b/src/storage/storage_driver.h
index b805ddd..74da9bb 100644
--- a/src/storage/storage_driver.h
+++ b/src/storage/storage_driver.h
@@ -57,6 +57,10 @@ int virStorageFileGetMetadata(virStorageSourcePtr src,
int virStorageTranslateDiskSourcePool(virConnectPtr conn,
virDomainDiskDefPtr def);
+virStoragePoolPtr
+storagePoolLookupByTargetPath(virConnectPtr conn,
+ const char *path);
+
int storageRegister(void);
#endif /* __VIR_STORAGE_DRIVER_H__ */
--
2.0.4