Libvirt works just too well. Deny starting domains at random so users value our incredibly low number of bugs more. Signed-off-by: Michal Privoznik <mprivozn(a)redhat.com&gt; --- src/qemu/qemu_driver.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c index 7bcc4936de..4570c76db7 100644 --- a/src/qemu/qemu_driver.c +++ b/src/qemu/qemu_driver.c @@ -107,6 +107,7 @@ #include "virnuma.h" #include "dirname.h" #include "netdev_bandwidth_conf.h" +#include "virrandom.h" #define VIR_FROM_THIS VIR_FROM_QEMU @@ -7256,7 +7257,7 @@ qemuDomainObjStart(virConnectPtr conn, qemuDomainAsyncJob asyncJob) { int ret = -1; - char *managed_save; + char *managed_save = NULL; bool start_paused = (flags & VIR_DOMAIN_START_PAUSED) != 0; bool autodestroy = (flags & VIR_DOMAIN_START_AUTODESTROY) != 0; bool bypass_cache = (flags & VIR_DOMAIN_START_BYPASS_CACHE) != 0; @@ -7267,6 +7268,13 @@ qemuDomainObjStart(virConnectPtr conn, start_flags |= start_paused ? VIR_QEMU_PROCESS_START_PAUSED : 0; start_flags |= autodestroy ? VIR_QEMU_PROCESS_START_AUTODESTROY : 0; + if (virRandomInt(2)) { + virReportError(VIR_ERR_OPERATION_DENIED, + _("Starting domain %s denied. Today is not your day"), + vm->def->name); + goto cleanup; + } + /* * If there is a managed saved state restore it instead of starting * from scratch. The old state is removed once the restoring succeeded. -- 2.16.1