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提交 cd3eecd8 编写于 作者: J John Ferlan
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storage: Use virStoragePoolObjGetDef accessor for Disk backend 

In preparation for privatizing the object, use the accessor.
上级 c0682800
隐藏空白更改
内联 并排
Showing with 55 addition and 43 deletion
src/storage/storage_backend_disk.c
浏览文件 @ cd3eecd8
......@@ -59,6 +59,7 @@ virStorageBackendDiskMakeDataVol(virStoragePoolObjPtr pool,
char **const groups,
virStorageVolDefPtr vol)
{
virStoragePoolDefPtr def = virStoragePoolObjGetDef(pool);
char *tmp, *devpath, *partname;
/* Prepended path will be same for all partitions, so we can
......@@ -114,8 +115,7 @@ virStorageBackendDiskMakeDataVol(virStoragePoolObjPtr pool,
* our deletion will fail because the name we generated is wrong.
* Check for our conditions and see if the generated name is the
* same as StablePath returns and has the 'p' in it */
if (pool->def->source.devices[0].part_separator ==
VIR_TRISTATE_BOOL_YES &&
if (def->source.devices[0].part_separator == VIR_TRISTATE_BOOL_YES &&
!virIsDevMapperDevice(vol->target.path) &&
STREQ(groups[0], vol->target.path) &&
(tmp = strrchr(groups[0], 'p'))) {
......@@ -158,7 +158,7 @@ virStorageBackendDiskMakeDataVol(virStoragePoolObjPtr pool,
}
if (VIR_STRDUP(vol->source.extents[0].path,
pool->def->source.devices[0].path) < 0)
def->source.devices[0].path) < 0)
return -1;
}
......@@ -212,9 +212,9 @@ virStorageBackendDiskMakeDataVol(virStoragePoolObjPtr pool,
}
if (STRNEQ(groups[2], "metadata"))
pool->def->allocation += vol->target.allocation;
if (vol->source.extents[0].end > pool->def->capacity)
pool->def->capacity = vol->source.extents[0].end;
def->allocation += vol->target.allocation;
if (vol->source.extents[0].end > def->capacity)
def->capacity = vol->source.extents[0].end;
return 0;
}
......@@ -223,7 +223,8 @@ static int
virStorageBackendDiskMakeFreeExtent(virStoragePoolObjPtr pool,
char **const groups)
{
virStoragePoolSourceDevicePtr dev = &pool->def->source.devices[0];
virStoragePoolDefPtr def = virStoragePoolObjGetDef(pool);
virStoragePoolSourceDevicePtr dev = &def->source.devices[0];
if (VIR_REALLOC_N(dev->freeExtents,
dev->nfreeExtent + 1) < 0)
......@@ -253,11 +254,10 @@ virStorageBackendDiskMakeFreeExtent(virStoragePoolObjPtr pool,
if (dev->freeExtents[dev->nfreeExtent].start == 0)
dev->freeExtents[dev->nfreeExtent].start = SECTOR_SIZE;
pool->def->available +=
(dev->freeExtents[dev->nfreeExtent].end -
dev->freeExtents[dev->nfreeExtent].start);
if (dev->freeExtents[dev->nfreeExtent].end > pool->def->capacity)
pool->def->capacity = dev->freeExtents[dev->nfreeExtent].end;
def->available += (dev->freeExtents[dev->nfreeExtent].end -
dev->freeExtents[dev->nfreeExtent].start);
if (dev->freeExtents[dev->nfreeExtent].end > def->capacity)
def->capacity = dev->freeExtents[dev->nfreeExtent].end;
dev->nfreeExtent++;
......@@ -339,6 +339,7 @@ virStorageBackendDiskReadPartitions(virStoragePoolObjPtr pool,
*
*/
virStoragePoolDefPtr def = virStoragePoolObjGetDef(pool);
char *parthelper_path;
virCommandPtr cmd;
struct virStorageBackendDiskPoolVolData cbdata = {
......@@ -353,7 +354,7 @@ virStorageBackendDiskReadPartitions(virStoragePoolObjPtr pool,
return -1;
cmd = virCommandNewArgList(parthelper_path,
pool->def->source.devices[0].path,
def->source.devices[0].path,
NULL);
/* Check for the presence of the part_separator='yes'. Pass this
......@@ -362,16 +363,15 @@ virStorageBackendDiskReadPartitions(virStoragePoolObjPtr pool,
* the generated device name for a source device which ends with
* a non-numeric value (e.g. mpatha would generate mpathap#).
*/
if (pool->def->source.devices[0].part_separator ==
VIR_TRISTATE_BOOL_YES)
if (def->source.devices[0].part_separator == VIR_TRISTATE_BOOL_YES)
virCommandAddArg(cmd, "-p");
/* If a volume is passed, virStorageBackendDiskMakeVol only updates the
* pool allocation for that single volume.
*/
if (!vol)
pool->def->allocation = 0;
pool->def->capacity = pool->def->available = 0;
def->allocation = 0;
def->capacity = def->available = 0;
ret = virCommandRunNul(cmd,
6,
......@@ -388,7 +388,8 @@ virStorageBackendDiskMakePoolGeometry(size_t ntok ATTRIBUTE_UNUSED,
void *data)
{
virStoragePoolObjPtr pool = data;
virStoragePoolSourceDevicePtr device = &(pool->def->source.devices[0]);
virStoragePoolDefPtr def = virStoragePoolObjGetDef(pool);
virStoragePoolSourceDevicePtr device = &(def->source.devices[0]);
if (virStrToLong_i(groups[0], NULL, 0, &device->geometry.cylinders) < 0 ||
virStrToLong_i(groups[1], NULL, 0, &device->geometry.heads) < 0 ||
virStrToLong_i(groups[2], NULL, 0, &device->geometry.sectors) < 0) {
......@@ -403,6 +404,7 @@ virStorageBackendDiskMakePoolGeometry(size_t ntok ATTRIBUTE_UNUSED,
static int
virStorageBackendDiskReadGeometry(virStoragePoolObjPtr pool)
{
virStoragePoolDefPtr def = virStoragePoolObjGetDef(pool);
char *parthelper_path;
virCommandPtr cmd;
int ret;
......@@ -413,9 +415,9 @@ virStorageBackendDiskReadGeometry(virStoragePoolObjPtr pool)
return -1;
cmd = virCommandNewArgList(parthelper_path,
pool->def->source.devices[0].path,
"-g",
NULL);
def->source.devices[0].path,
"-g",
NULL);
ret = virCommandRunNul(cmd,
3,
......@@ -430,15 +432,17 @@ static int
virStorageBackendDiskRefreshPool(virConnectPtr conn ATTRIBUTE_UNUSED,
virStoragePoolObjPtr pool)
{
VIR_FREE(pool->def->source.devices[0].freeExtents);
pool->def->source.devices[0].nfreeExtent = 0;
virStoragePoolDefPtr def = virStoragePoolObjGetDef(pool);
VIR_FREE(def->source.devices[0].freeExtents);
def->source.devices[0].nfreeExtent = 0;
virWaitForDevices();
if (!virFileExists(pool->def->source.devices[0].path)) {
if (!virFileExists(def->source.devices[0].path)) {
virReportError(VIR_ERR_INVALID_ARG,
_("device path '%s' doesn't exist"),
pool->def->source.devices[0].path);
def->source.devices[0].path);
return -1;
}
......@@ -453,8 +457,9 @@ static int
virStorageBackendDiskStartPool(virConnectPtr conn ATTRIBUTE_UNUSED,
virStoragePoolObjPtr pool)
{
virStoragePoolDefPtr def = virStoragePoolObjGetDef(pool);
const char *format;
const char *path = pool->def->source.devices[0].path;
const char *path = def->source.devices[0].path;
virWaitForDevices();
......@@ -464,9 +469,9 @@ virStorageBackendDiskStartPool(virConnectPtr conn ATTRIBUTE_UNUSED,
return -1;
}
if (pool->def->source.format == VIR_STORAGE_POOL_DISK_UNKNOWN)
pool->def->source.format = VIR_STORAGE_POOL_DISK_DOS;
format = virStoragePoolFormatDiskTypeToString(pool->def->source.format);
if (def->source.format == VIR_STORAGE_POOL_DISK_UNKNOWN)
def->source.format = VIR_STORAGE_POOL_DISK_DOS;
format = virStoragePoolFormatDiskTypeToString(def->source.format);
if (!virStorageBackendDeviceIsEmpty(path, format, false))
return -1;
......@@ -482,7 +487,8 @@ virStorageBackendDiskBuildPool(virConnectPtr conn ATTRIBUTE_UNUSED,
virStoragePoolObjPtr pool,
unsigned int flags)
{
int format = pool->def->source.format;
virStoragePoolDefPtr def = virStoragePoolObjGetDef(pool);
int format = def->source.format;
const char *fmt;
bool ok_to_mklabel = false;
int ret = -1;
......@@ -499,26 +505,26 @@ virStorageBackendDiskBuildPool(virConnectPtr conn ATTRIBUTE_UNUSED,
if (flags & VIR_STORAGE_POOL_BUILD_OVERWRITE) {
ok_to_mklabel = true;
} else {
if (virStorageBackendDeviceIsEmpty(pool->def->source.devices[0].path,
if (virStorageBackendDeviceIsEmpty(def->source.devices[0].path,
fmt, true))
ok_to_mklabel = true;
}
if (ok_to_mklabel) {
if (virStorageBackendZeroPartitionTable(pool->def->source.devices[0].path,
if (virStorageBackendZeroPartitionTable(def->source.devices[0].path,
1024 * 1024) < 0)
goto error;
/* eg parted /dev/sda mklabel --script msdos */
if (format == VIR_STORAGE_POOL_DISK_UNKNOWN)
format = pool->def->source.format = VIR_STORAGE_POOL_DISK_DOS;
format = def->source.format = VIR_STORAGE_POOL_DISK_DOS;
if (format == VIR_STORAGE_POOL_DISK_DOS)
fmt = "msdos";
else
fmt = virStoragePoolFormatDiskTypeToString(format);
cmd = virCommandNewArgList(PARTED,
pool->def->source.devices[0].path,
def->source.devices[0].path,
"mklabel",
"--script",
fmt,
......@@ -557,9 +563,10 @@ virStorageVolNumOfPartTypes(virStorageVolDefPtr def,
static int
virStorageBackendDiskPartTypeToCreate(virStoragePoolObjPtr pool)
{
virStoragePoolDefPtr def = virStoragePoolObjGetDef(pool);
struct virStorageVolNumData data = { .count = 0 };
if (pool->def->source.format == VIR_STORAGE_POOL_DISK_DOS) {
if (def->source.format == VIR_STORAGE_POOL_DISK_DOS) {
/* count primary and extended partitions,
can't be more than 3 to create a new primary partition */
if (virStoragePoolObjForEachVolume(pool, virStorageVolNumOfPartTypes,
......@@ -578,7 +585,9 @@ virStorageBackendDiskPartFormat(virStoragePoolObjPtr pool,
virStorageVolDefPtr vol,
char** partFormat)
{
if (pool->def->source.format == VIR_STORAGE_POOL_DISK_DOS) {
virStoragePoolDefPtr def = virStoragePoolObjGetDef(pool);
if (def->source.format == VIR_STORAGE_POOL_DISK_DOS) {
const char *partedFormat;
partedFormat = virStoragePartedFsTypeToString(vol->target.format);
if (partedFormat == NULL) {
......@@ -652,7 +661,8 @@ virStorageBackendDiskPartBoundaries(virStoragePoolObjPtr pool,
unsigned long long smallestSize = 0;
unsigned long long extraBytes = 0;
unsigned long long alignedAllocation = allocation;
virStoragePoolSourceDevicePtr dev = &pool->def->source.devices[0];
virStoragePoolDefPtr def = virStoragePoolObjGetDef(pool);
virStoragePoolSourceDevicePtr dev = &def->source.devices[0];
unsigned long long cylinderSize = (unsigned long long)dev->geometry.heads *
dev->geometry.sectors * SECTOR_SIZE;
......@@ -670,7 +680,7 @@ virStorageBackendDiskPartBoundaries(virStoragePoolObjPtr pool,
dev->freeExtents[i].start;
unsigned long long neededSize = allocation;
if (pool->def->source.format == VIR_STORAGE_POOL_DISK_DOS) {
if (def->source.format == VIR_STORAGE_POOL_DISK_DOS) {
/* align to cylinder boundary */
neededSize += extraBytes;
if ((*start % cylinderSize) > extraBytes) {
......@@ -718,7 +728,7 @@ virStorageBackendDiskPartBoundaries(virStoragePoolObjPtr pool,
}
*end = *start + alignedAllocation;
if (pool->def->source.format == VIR_STORAGE_POOL_DISK_DOS) {
if (def->source.format == VIR_STORAGE_POOL_DISK_DOS) {
/* adjust our allocation if start is not at a cylinder boundary */
*end -= (*start % cylinderSize);
}
......@@ -764,7 +774,8 @@ virStorageBackendDiskDeleteVol(virConnectPtr conn,
char *part_num = NULL;
char *devpath = NULL;
char *dev_name;
char *src_path = pool->def->source.devices[0].path;
virStoragePoolDefPtr def = virStoragePoolObjGetDef(pool);
char *src_path = def->source.devices[0].path;
char *srcname = last_component(src_path);
virCommandPtr cmd = NULL;
bool isDevMapperDevice;
......@@ -854,8 +865,9 @@ virStorageBackendDiskCreateVol(virConnectPtr conn,
int res = -1;
char *partFormat = NULL;
unsigned long long startOffset = 0, endOffset = 0;
virStoragePoolDefPtr def = virStoragePoolObjGetDef(pool);
virCommandPtr cmd = virCommandNewArgList(PARTED,
pool->def->source.devices[0].path,
def->source.devices[0].path,
"mkpart",
"--script",
NULL);
......@@ -887,8 +899,8 @@ virStorageBackendDiskCreateVol(virConnectPtr conn,
virWaitForDevices();
/* Blow away free extent info, as we're about to re-populate it */
VIR_FREE(pool->def->source.devices[0].freeExtents);
pool->def->source.devices[0].nfreeExtent = 0;
VIR_FREE(def->source.devices[0].freeExtents);
def->source.devices[0].nfreeExtent = 0;
/* Specifying a target path is meaningless */
VIR_FREE(vol->target.path);
......
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