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[libvirt] [PATCH 3/3] vz: check supported disk format



In prlsdkAddDisk() we try to check disk format, before adding disk.
If disk format is not specified in XML (VIR_STORAGE_FILE_NONE) than we accept this disk.
Otherwise we try to find disk format in connection struct.
---
 src/vz/vz_driver.c |  2 +-
 src/vz/vz_sdk.c    | 28 ++++++++++++++++++++--------
 src/vz/vz_sdk.h    |  2 +-
 src/vz/vz_utils.c  | 11 +++++++++++
 src/vz/vz_utils.h  |  4 ++++
 5 files changed, 37 insertions(+), 10 deletions(-)

diff --git a/src/vz/vz_driver.c b/src/vz/vz_driver.c
index 82eba27..c1ccbc5 100644
--- a/src/vz/vz_driver.c
+++ b/src/vz/vz_driver.c
@@ -1070,7 +1070,7 @@ static int vzDomainAttachDeviceFlags(virDomainPtr dom, const char *xml,
 
     switch (dev->type) {
     case VIR_DOMAIN_DEVICE_DISK:
-        ret = prlsdkAttachVolume(privdom, dev->data.disk);
+        ret = prlsdkAttachVolume(privconn, privdom, dev->data.disk);
         if (ret) {
             virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
                            _("disk attach failed"));
diff --git a/src/vz/vz_sdk.c b/src/vz/vz_sdk.c
index 92bb7c5..0bd80f0 100644
--- a/src/vz/vz_sdk.c
+++ b/src/vz/vz_sdk.c
@@ -3106,7 +3106,8 @@ static int prlsdkDelDisk(PRL_HANDLE sdkdom, int idx)
     return ret;
 }
 
-static int prlsdkAddDisk(PRL_HANDLE sdkdom,
+static int prlsdkAddDisk(vzConnPtr privconn,
+                         PRL_HANDLE sdkdom,
                          virDomainDiskDefPtr disk,
                          bool bootDisk,
                          bool isCt)
@@ -3141,11 +3142,12 @@ static int prlsdkAddDisk(PRL_HANDLE sdkdom,
 
     if (disk->src->type == VIR_STORAGE_TYPE_FILE) {
         if (disk->device == VIR_DOMAIN_DISK_DEVICE_DISK &&
-            virDomainDiskGetFormat(disk) != VIR_STORAGE_FILE_PLOOP) {
+            virDomainDiskGetFormat(disk) != VIR_STORAGE_FILE_NONE &&
+            !vzCheckDiskFormat(privconn, virDomainDiskGetFormat(disk), isCt)) {
 
-            virReportError(VIR_ERR_CONFIG_UNSUPPORTED, _("Invalid format of "
-                                                         "disk %s, vz driver supports only "
-                                                         "images in ploop format."), disk->src->path);
+            virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+                           _("Unsupported format of disk %s"),
+                           disk->src->path);
             goto cleanup;
         }
 
@@ -3287,7 +3289,9 @@ static int prlsdkAddDisk(PRL_HANDLE sdkdom,
 }
 
 int
-prlsdkAttachVolume(virDomainObjPtr dom, virDomainDiskDefPtr disk)
+prlsdkAttachVolume(vzConnPtr privconn,
+                   virDomainObjPtr dom,
+                   virDomainDiskDefPtr disk)
 {
     int ret = -1;
     vzDomObjPtr privdom = dom->privateData;
@@ -3297,7 +3301,11 @@ prlsdkAttachVolume(virDomainObjPtr dom, virDomainDiskDefPtr disk)
     if (PRL_FAILED(waitJob(job)))
         goto cleanup;
 
-    ret = prlsdkAddDisk(privdom->sdkdom, disk, false, IS_CT(dom->def));
+    ret = prlsdkAddDisk(privconn,
+                        privdom->sdkdom,
+                        disk,
+                        false,
+                        IS_CT(dom->def));
     if (ret == 0) {
         job = PrlVm_CommitEx(privdom->sdkdom, PVCF_DETACH_HDD_BUNDLE);
         if (PRL_FAILED(waitJob(job))) {
@@ -3528,7 +3536,11 @@ prlsdkDoApplyConfig(virConnectPtr conn,
             needBoot = false;
             bootDisk = true;
         }
-        if (prlsdkAddDisk(sdkdom, def->disks[i], bootDisk, IS_CT(def)) < 0)
+        if (prlsdkAddDisk(conn->privateData,
+                          sdkdom,
+                          def->disks[i],
+                          bootDisk,
+                          IS_CT(def)) < 0)
             goto error;
     }
 
diff --git a/src/vz/vz_sdk.h b/src/vz/vz_sdk.h
index c2d9cb4..8a38797 100644
--- a/src/vz/vz_sdk.h
+++ b/src/vz/vz_sdk.h
@@ -63,7 +63,7 @@ prlsdkUnregisterDomain(vzConnPtr privconn, virDomainObjPtr dom, unsigned int fla
 int
 prlsdkDomainManagedSaveRemove(virDomainObjPtr dom);
 int
-prlsdkAttachVolume(virDomainObjPtr dom, virDomainDiskDefPtr disk);
+prlsdkAttachVolume(vzConnPtr privconn, virDomainObjPtr dom, virDomainDiskDefPtr disk);
 int
 prlsdkDetachVolume(virDomainObjPtr dom, virDomainDiskDefPtr disk);
 int
diff --git a/src/vz/vz_utils.c b/src/vz/vz_utils.c
index f7db9cf..e2be56d 100644
--- a/src/vz/vz_utils.c
+++ b/src/vz/vz_utils.c
@@ -233,3 +233,14 @@ vzInitVersion(vzConnPtr privconn)
     VIR_FREE(output);
     return ret;
 }
+
+bool vzCheckDiskFormat(vzConnPtr privconn, virStorageFileFormat format, bool isCt)
+{
+    if (isCt && privconn->ctDiskFormat == format)
+        return true;
+
+    if (!isCt && privconn->vmDiskFormat == format)
+        return true;
+
+    return false;
+}
diff --git a/src/vz/vz_utils.h b/src/vz/vz_utils.h
index b1bdcce..a6274fb 100644
--- a/src/vz/vz_utils.h
+++ b/src/vz/vz_utils.h
@@ -100,6 +100,10 @@ vzNewDomain(vzConnPtr privconn,
             const unsigned char *uuid);
 int
 vzInitVersion(vzConnPtr privconn);
+bool
+vzCheckDiskFormat(vzConnPtr privconn,
+                  virStorageFileFormat format,
+                  bool isCt);
 
 # define PARALLELS_BLOCK_STATS_FOREACH(OP)                              \
     OP(rd_req, VIR_DOMAIN_BLOCK_STATS_READ_REQ, "read_requests")        \
-- 
1.8.3.1


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