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list: Implement virStoragePoolListAllVolumes for storage driver

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src/storage/storage_driver.c: Implement poolListAllVolumes.
This commit is contained in:
Osier Yang 2012-09-04 23:32:55 +08:00
parent a8bac1c0f3
commit 7254a3670e
1 changed files with 67 additions and 0 deletions
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67
src/storage/storage_driver.c
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@ -1153,6 +1153,72 @@ storagePoolListVolumes(virStoragePoolPtr obj,
return -1;
}
static int
storagePoolListAllVolumes(virStoragePoolPtr pool,
virStorageVolPtr **vols,
unsigned int flags) {
virStorageDriverStatePtr driver = pool->conn->storagePrivateData;
virStoragePoolObjPtr obj;
int i;
virStorageVolPtr *tmp_vols = NULL;
virStorageVolPtr vol = NULL;
int nvols = 0;
int ret = -1;
virCheckFlags(0, -1);
storageDriverLock(driver);
obj = virStoragePoolObjFindByUUID(&driver->pools, pool->uuid);
storageDriverUnlock(driver);
if (!obj) {
virReportError(VIR_ERR_NO_STORAGE_POOL, "%s",
_("no storage pool with matching uuid"));
goto cleanup;
}
if (!virStoragePoolObjIsActive(obj)) {
virReportError(VIR_ERR_OPERATION_INVALID, "%s",
_("storage pool is not active"));
goto cleanup;
}
/* Just returns the volumes count */
if (!vols) {
ret = obj->volumes.count;
goto cleanup;
}
if (VIR_ALLOC_N(tmp_vols, obj->volumes.count + 1) < 0) {
virReportOOMError();
goto cleanup;
}
for (i = 0 ; i < obj->volumes.count; i++) {
if (!(vol = virGetStorageVol(pool->conn, obj->def->name,
obj->volumes.objs[i]->name,
obj->volumes.objs[i]->key)))
goto cleanup;
tmp_vols[nvols++] = vol;
}
*vols = tmp_vols;
tmp_vols = NULL;
ret = nvols;
cleanup:
if (tmp_vols) {
for (i = 0; i < nvols; i++) {
if (tmp_vols[i])
virStorageVolFree(tmp_vols[i]);
}
}
if (obj)
virStoragePoolObjUnlock(obj);
return ret;
}
static virStorageVolPtr
storageVolumeLookupByName(virStoragePoolPtr obj,
@ -2329,6 +2395,7 @@ static virStorageDriver storageDriver = {
.poolSetAutostart = storagePoolSetAutostart, /* 0.4.0 */
.poolNumOfVolumes = storagePoolNumVolumes, /* 0.4.0 */
.poolListVolumes = storagePoolListVolumes, /* 0.4.0 */
.poolListAllVolumes = storagePoolListAllVolumes, /* 0.10.2 */
.volLookupByName = storageVolumeLookupByName, /* 0.4.0 */
.volLookupByKey = storageVolumeLookupByKey, /* 0.4.0 */