If the idmap exist, the user namespace will be enabled automatically. If you want disable user namespace,just remove these elements from XML. Signed-off-by: Gao feng <gaofeng@xxxxxxxxxxxxxx> --- src/lxc/lxc_container.c | 14 ++++---------- 1 file changed, 4 insertions(+), 10 deletions(-) diff --git a/src/lxc/lxc_container.c b/src/lxc/lxc_container.c index 8e1d10a..094f205 100644 --- a/src/lxc/lxc_container.c +++ b/src/lxc/lxc_container.c @@ -2030,16 +2030,10 @@ cleanup: return ret; } -static int userns_supported(void) +static int userns_supported(virDomainDefPtr def) { -#if 1 - /* - * put off using userns until uid mapping is implemented - */ - return 0; -#else - return lxcContainerAvailable(LXC_CONTAINER_FEATURE_USER) == 0; -#endif + return (def->idmap.nuidmap && def->idmap.ngidmap && + lxcContainerAvailable(LXC_CONTAINER_FEATURE_USER) == 0); } virArch lxcContainerGetAlt32bitArch(virArch arch) @@ -2119,7 +2113,7 @@ int lxcContainerStart(virDomainDefPtr def, cflags = CLONE_NEWPID|CLONE_NEWNS|CLONE_NEWUTS|CLONE_NEWIPC|SIGCHLD; - if (userns_supported()) { + if (userns_supported(def)) { VIR_DEBUG("Enable user namespaces"); cflags |= CLONE_NEWUSER; } -- 1.8.1.4 -- libvir-list mailing list libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list