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qemuDomainBuildNamespace: Populate TPM from daemon's namespace

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As mentioned in one of previous commits, populating domain's
namespace from pre-exec() hook is dangerous. This commit moves
population of the namespace with domain TPM into daemon's
namespace.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
This commit is contained in:
Michal Privoznik 2020-07-21 14:29:09 +02:00
parent a10a229269
commit 87ae5262a0
1 changed files with 7 additions and 8 deletions
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15
src/qemu/qemu_namespace.c
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@ -663,12 +663,11 @@ qemuDomainSetupAllChardevs(virDomainObjPtr vm,
static int
qemuDomainSetupTPM(virDomainTPMDefPtr dev,
const struct qemuDomainCreateDeviceData *data)
char ***paths)
{
switch (dev->type) {
case VIR_DOMAIN_TPM_TYPE_PASSTHROUGH:
if (qemuDomainCreateDevice(dev->data.passthrough.source.data.file.path,
data, false) < 0)
if (virStringListAdd(paths, dev->data.passthrough.source.data.file.path) < 0)
return -1;
break;
@ -684,14 +683,14 @@ qemuDomainSetupTPM(virDomainTPMDefPtr dev,
static int
qemuDomainSetupAllTPMs(virDomainObjPtr vm,
const struct qemuDomainCreateDeviceData *data)
char ***paths)
{
size_t i;
VIR_DEBUG("Setting up TPMs");
for (i = 0; i < vm->def->ntpms; i++) {
if (qemuDomainSetupTPM(vm->def->tpms[i], data) < 0)
if (qemuDomainSetupTPM(vm->def->tpms[i], paths) < 0)
return -1;
}
@ -880,6 +879,9 @@ qemuDomainBuildNamespace(virQEMUDriverConfigPtr cfg,
if (qemuDomainSetupAllChardevs(vm, &paths) < 0)
return -1;
if (qemuDomainSetupAllTPMs(vm, &paths) < 0)
return -1;
if (qemuNamespaceMknodPaths(vm, (const char **) paths) < 0)
return -1;
@ -931,9 +933,6 @@ qemuDomainUnshareNamespace(virQEMUDriverConfigPtr cfg,
if (qemuDomainSetupDev(mgr, vm, devPath) < 0)
goto cleanup;
if (qemuDomainSetupAllTPMs(vm, &data) < 0)
goto cleanup;
if (qemuDomainSetupAllGraphics(vm, &data) < 0)
goto cleanup;