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security: selinux: handle qcow2 data-file on image label set/restore

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Signed-off-by: Nikolai Barybin <nikolai.barybin@virtuozzo.com>
Reviewed-by: Peter Krempa <pkrempa@redhat.com>
This commit is contained in:
Nikolai Barybin 2024-11-20 18:48:44 +03:00 committed by Peter Krempa
parent 724a4c6dc4
commit 8fcc6c8025
1 changed files with 26 additions and 3 deletions
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29
src/security/security_selinux.c
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@ -1934,8 +1934,16 @@ virSecuritySELinuxRestoreImageLabel(virSecurityManager *mgr,
virStorageSource *src,
virSecurityDomainImageLabelFlags flags G_GNUC_UNUSED)
{
return virSecuritySELinuxRestoreImageLabelInt(mgr, sharedFilesystems,
def, src, false);
if (virSecuritySELinuxRestoreImageLabelInt(mgr, sharedFilesystems,
def, src, false) < 0)
return -1;
if (src->dataFileStore &&
virSecuritySELinuxRestoreImageLabelInt(mgr, sharedFilesystems,
def, src->dataFileStore, false) < 0)
return -1;
return 0;
}
@ -1997,7 +2005,7 @@ virSecuritySELinuxSetImageLabelInternal(virSecurityManager *mgr,
return 0;
use_label = parent_seclabel->label;
} else if (parent == src) {
} else if (parent == src || parent->dataFileStore == src) {
if (src->shared) {
use_label = data->file_context;
} else if (src->readonly) {
@ -2067,6 +2075,14 @@ virSecuritySELinuxSetImageLabel(virSecurityManager *mgr,
isChainTop) < 0)
return -1;
/* Unlike backing images, data files are not designed to be shared by
* anyone. Thus, we always consider them as chain top. */
if (n->dataFileStore &&
virSecuritySELinuxSetImageLabelInternal(mgr, sharedFilesystems,
def, n->dataFileStore, parent,
true) < 0)
return -1;
if (!(flags & VIR_SECURITY_DOMAIN_IMAGE_LABEL_BACKING_CHAIN))
break;
@ -2929,6 +2945,13 @@ virSecuritySELinuxRestoreAllLabel(virSecurityManager *mgr,
def, disk->src,
migrated) < 0)
rc = -1;
if (disk->src->dataFileStore &&
virSecuritySELinuxRestoreImageLabelInt(mgr, sharedFilesystems,
def, disk->src->dataFileStore,
migrated) < 0)
rc = -1;
}
for (i = 0; i < def->nhostdevs; i++) {