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security_selinux: Label host side of NVDIMM

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When domain is being started up, we ought to relabel the host
side of NVDIMM so qemu has access to it.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
This commit is contained in:
Michal Privoznik 2016-08-04 14:04:38 +02:00
parent ea416faf74
commit cde8e31938
1 changed files with 66 additions and 0 deletions
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66
src/security/security_selinux.c
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@ -1381,6 +1381,62 @@ virSecuritySELinuxRestoreInputLabel(virSecurityManagerPtr mgr,
}
static int
virSecuritySELinuxSetMemoryLabel(virSecurityManagerPtr mgr,
virDomainDefPtr def,
virDomainMemoryDefPtr mem)
{
virSecurityLabelDefPtr seclabel;
switch ((virDomainMemoryModel) mem->model) {
case VIR_DOMAIN_MEMORY_MODEL_NVDIMM:
seclabel = virDomainDefGetSecurityLabelDef(def, SECURITY_SELINUX_NAME);
if (!seclabel || !seclabel->relabel)
return 0;
if (virSecuritySELinuxSetFilecon(mgr, mem->nvdimmPath,
seclabel->imagelabel) < 0)
return -1;
break;
case VIR_DOMAIN_MEMORY_MODEL_NONE:
case VIR_DOMAIN_MEMORY_MODEL_DIMM:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
break;
}
return 0;
}
static int
virSecuritySELinuxRestoreMemoryLabel(virSecurityManagerPtr mgr,
virDomainDefPtr def,
virDomainMemoryDefPtr mem)
{
int ret = -1;
virSecurityLabelDefPtr seclabel;
switch ((virDomainMemoryModel) mem->model) {
case VIR_DOMAIN_MEMORY_MODEL_NVDIMM:
seclabel = virDomainDefGetSecurityLabelDef(def, SECURITY_SELINUX_NAME);
if (!seclabel || !seclabel->relabel)
return 0;
ret = virSecuritySELinuxRestoreFileLabel(mgr, mem->nvdimmPath);
break;
case VIR_DOMAIN_MEMORY_MODEL_DIMM:
case VIR_DOMAIN_MEMORY_MODEL_NONE:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
ret = 0;
break;
}
return ret;
}
static int
virSecuritySELinuxSetTPMFileLabel(virSecurityManagerPtr mgr,
virDomainDefPtr def,
@ -2325,6 +2381,11 @@ virSecuritySELinuxRestoreAllLabel(virSecurityManagerPtr mgr,
rc = -1;
}
for (i = 0; i < def->nmems; i++) {
if (virSecuritySELinuxRestoreMemoryLabel(mgr, def, def->mems[i]) < 0)
return -1;
}
for (i = 0; i < def->ndisks; i++) {
virDomainDiskDefPtr disk = def->disks[i];
@ -2711,6 +2772,11 @@ virSecuritySELinuxSetAllLabel(virSecurityManagerPtr mgr,
return -1;
}
for (i = 0; i < def->nmems; i++) {
if (virSecuritySELinuxSetMemoryLabel(mgr, def, def->mems[i]) < 0)
return -1;
}
if (def->tpm) {
if (virSecuritySELinuxSetTPMFileLabel(mgr, def, def->tpm) < 0)
return -1;