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libvirt/tests/testutilslxc.c
Jim Fehlig cf4e7e620a lxc: Set default security model in XML parser config
Attempting to create a lxc domain with <seclabel type='none'/> fails

virsh --connect lxc:/// create distro_nosec.xml
error: Failed to create domain from distro_nosec.xml
error: unsupported configuration: Security driver model '(null)' is not available

Commit 638ffa2228 adjusted the logic for setting a driver's default
security model.

The lxc driver does not set a default security driver model in the XML
parser config, causing seclabels of type='none' to have a null model.
The lxc driver's security manager is initialized in lxcStateInitialize()
by calling lxcSecurityInit(). Use the model of this manager as the
default in the XML parser config.

For the record, this is a regression caused by commit 638ffa2228, which
changed the logic for setting a driver's default security model. The
qemu driver was adjusted accordingly, but a similar change was missed
in the lxc driver.

Signed-off-by: Jim Fehlig <jfehlig@suse.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
2020-12-07 10:41:15 -07:00

90 lines
2.1 KiB
C

#include <config.h>
#ifdef WITH_LXC
# include "testutilslxc.h"
# include "testutils.h"
# include "viralloc.h"
# include "domain_conf.h"
# define VIR_FROM_THIS VIR_FROM_LXC
virCapsPtr
testLXCCapsInit(void)
{
virCapsPtr caps;
virCapsGuestPtr guest;
if ((caps = virCapabilitiesNew(VIR_ARCH_X86_64,
false, false)) == NULL)
return NULL;
if ((guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_EXE,
VIR_ARCH_I686,
"/usr/libexec/libvirt_lxc", NULL,
0, NULL)) == NULL)
goto error;
if (!virCapabilitiesAddGuestDomain(guest, VIR_DOMAIN_VIRT_LXC, NULL, NULL, 0, NULL))
goto error;
if ((guest = virCapabilitiesAddGuest(caps, VIR_DOMAIN_OSTYPE_EXE,
VIR_ARCH_X86_64,
"/usr/libexec/libvirt_lxc", NULL,
0, NULL)) == NULL)
goto error;
if (!virCapabilitiesAddGuestDomain(guest, VIR_DOMAIN_VIRT_LXC, NULL, NULL, 0, NULL))
goto error;
if (virTestGetDebug()) {
char *caps_str;
caps_str = virCapabilitiesFormatXML(caps);
if (!caps_str)
goto error;
VIR_TEST_DEBUG("LXC driver capabilities:\n%s", caps_str);
VIR_FREE(caps_str);
}
return caps;
error:
virObjectUnref(caps);
return NULL;
}
virLXCDriverPtr
testLXCDriverInit(void)
{
virLXCDriverPtr driver = g_new0(virLXCDriver, 1);
if (virMutexInit(&driver->lock) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
"%s", "cannot initialize mutex");
g_free(driver);
return NULL;
}
driver->caps = testLXCCapsInit();
driver->xmlopt = lxcDomainXMLConfInit(driver, NULL);
return driver;
}
void
testLXCDriverFree(virLXCDriverPtr driver)
{
virObjectUnref(driver->xmlopt);
virObjectUnref(driver->caps);
virMutexDestroy(&driver->lock);
g_free(driver);
}
#endif