10:20 a.m.
Refactor the existing code to allow re-using it for the per-image label
restore too.
---
src/security/security_dac.c | 59 ++++++++++++++++++++++++---------------------
1 file changed, 31 insertions(+), 28 deletions(-)
diff --git a/src/security/security_dac.c b/src/security/security_dac.c
index 38cb47f..f86d532 100644
--- a/src/security/security_dac.c
+++ b/src/security/security_dac.c
@@ -350,62 +350,63 @@ virSecurityDACSetSecurityDiskLabel(virSecurityManagerPtr mgr,
static int
virSecurityDACRestoreSecurityImageLabelInt(virSecurityManagerPtr mgr,
virDomainDefPtr def,
- virDomainDiskDefPtr disk,
+ virStorageSourcePtr src,
bool migrated)
{
virSecurityDACDataPtr priv = virSecurityManagerGetPrivateData(mgr);
virSecurityLabelDefPtr secdef;
virSecurityDeviceLabelDefPtr disk_seclabel;
- const char *src = virDomainDiskGetSource(disk);
if (!priv->dynamicOwnership)
return 0;
- if (virDomainDiskGetType(disk) == VIR_STORAGE_TYPE_NETWORK)
+ if (!src->path || !virStorageSourceIsLocalStorage(src))
return 0;
- secdef = virDomainDefGetSecurityLabelDef(def, SECURITY_DAC_NAME);
+ /* Don't restore labels on readoly/shared disks, because other VMs may
+ * still be accessing these Alternatively we could iterate over all running
+ * domains and try to figure out if it is in use, but this would not work
+ * for clustered filesystems, since we can't see running VMs using the file
+ * on other nodes Safest bet is thus to skip the restore step.
+ */
+ if (src->readonly || src->shared)
+ return 0;
+ secdef = virDomainDefGetSecurityLabelDef(def, SECURITY_DAC_NAME);
if (secdef && secdef->norelabel)
return 0;
- disk_seclabel = virStorageSourceGetSecurityLabelDef(disk->src,
+ disk_seclabel = virStorageSourceGetSecurityLabelDef(src,
SECURITY_DAC_NAME);
-
if (disk_seclabel && disk_seclabel->norelabel)
return 0;
- /* Don't restore labels on readoly/shared disks, because
- * other VMs may still be accessing these
- * Alternatively we could iterate over all running
- * domains and try to figure out if it is in use, but
- * this would not work for clustered filesystems, since
- * we can't see running VMs using the file on other nodes
- * Safest bet is thus to skip the restore step.
- */
- if (disk->src->readonly || disk->src->shared)
- return 0;
-
- if (!src)
- return 0;
- /* If we have a shared FS & doing migrated, we must not
- * change ownership, because that kills access on the
- * destination host which is sub-optimal for the guest
- * VM's I/O attempts :-)
+ /* If we have a shared FS & doing migrated, we must not change ownership,
+ * because that kills access on the destination host which is sub-optimal
+ * for the guest VM's I/O attempts :-)
*/
if (migrated) {
- int rc = virFileIsSharedFS(src);
+ int rc = virFileIsSharedFS(src->path);
if (rc < 0)
return -1;
if (rc == 1) {
VIR_DEBUG("Skipping image label restore on %s because FS is
shared",
- src);
+ src->path);
return 0;
}
}
- return virSecurityDACRestoreSecurityFileLabel(src);
+ return virSecurityDACRestoreSecurityFileLabel(src->path);
+}
+
+
+static int
+virSecurityDACRestoreSecurityImageLabel(virSecurityManagerPtr mgr,
+ virDomainDefPtr def,
+ virStorageSourcePtr src)
+{
+ return virSecurityDACRestoreSecurityImageLabelInt(mgr, def, src, false);
}
@@ -414,7 +415,7 @@ virSecurityDACRestoreSecurityDiskLabel(virSecurityManagerPtr mgr,
virDomainDefPtr def,
virDomainDiskDefPtr disk)
{
- return virSecurityDACRestoreSecurityImageLabelInt(mgr, def, disk, false);
+ return virSecurityDACRestoreSecurityImageLabelInt(mgr, def, disk->src, false);
}
@@ -902,7 +903,7 @@ virSecurityDACRestoreSecurityAllLabel(virSecurityManagerPtr mgr,
for (i = 0; i < def->ndisks; i++) {
if (virSecurityDACRestoreSecurityImageLabelInt(mgr,
def,
- def->disks[i],
+ def->disks[i]->src,
migrated) < 0)
rc = -1;
}
@@ -1276,6 +1277,8 @@ virSecurityDriver virSecurityDriverDAC = {
.domainSetSecurityDiskLabel = virSecurityDACSetSecurityDiskLabel,
.domainRestoreSecurityDiskLabel = virSecurityDACRestoreSecurityDiskLabel,
+ .domainRestoreSecurityImageLabel = virSecurityDACRestoreSecurityImageLabel,
+
.domainSetSecurityDaemonSocketLabel = virSecurityDACSetDaemonSocketLabel,
.domainSetSecuritySocketLabel = virSecurityDACSetSocketLabel,
.domainClearSecuritySocketLabel = virSecurityDACClearSocketLabel,
--
1.9.3