[libvirt] [PATCH 4/7] Report qemu log data if we fail to daemonize the process.
Daniel P. Berrange
berrange at redhat.com
Wed Apr 29 12:20:14 UTC 2009
On Tue, Apr 28, 2009 at 11:31:54AM -0400, Cole Robinson wrote:
> This ensures the user will actually see 'hook' function error output.
> ---
> src/qemu_driver.c | 13 +++++++++++--
> 1 files changed, 11 insertions(+), 2 deletions(-)
>
> diff --git a/src/qemu_driver.c b/src/qemu_driver.c
> index cc510b2..5200532 100644
> --- a/src/qemu_driver.c
> +++ b/src/qemu_driver.c
> @@ -1456,8 +1456,17 @@ static int qemudStartVMDaemon(virConnectPtr conn,
> _("Domain %s didn't show up\n"), vm->def->name);
> ret = -1;
> }
> - } else
> - ret = -1;
> + } else if (ret == -2) {
> + /* The virExec process that launches the daemon failed. Pending on
> + * when it failed (we can't determine for sure), there may be
> + * extra info in the domain log (if the hook failed for example).
> + *
> + * Pretend like things succeeded, and let 'WaitForMonitor' report
> + * the log contents for us.
> + */
> + vm->pid = child;
> + ret = 0;
> + }
>
> vm->state = migrateFrom ? VIR_DOMAIN_PAUSED : VIR_DOMAIN_RUNNING;
>
ACK
Daniel
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