private void timer_Elapsed(object sender, ElapsedEventArgs e)
{
if (!rebooting)
return;
ReplaceProgressStep(_upgradeVersion == null
? string.Format(Messages.ROLLING_UPGRADE_TIMEOUT, CurrentHost.Name())
: string.Format(Messages.ROLLING_UPGRADE_TIMEOUT_VERSION, _upgradeVersion, CurrentHost.Name()));
}
protected override void RunWithSession(ref Session session)
{
string hostVersionBefore = CurrentHost.LongProductVersion();
log.InfoFormat("Host '{0}' upgrading from version '{1}'", CurrentHost.Name(), hostVersionBefore);
string value = Host.call_plugin(session, HostXenRef.opaque_ref, "prepare_host_upgrade.py", "main", _arguments);
if (value.ToLower() == "true")
{
Upgrade(ref session);
}
else
{
throw new Exception(value);
}
Host hostAfterReboot = GetResolvedHost();
if (hostAfterReboot == null)
{
log.InfoFormat("Cannot check host's version after reboot because the host '{0}' cannot be resolved", CurrentHost.Name());
}
else
{
if (Helpers.SameServerVersion(hostAfterReboot, hostVersionBefore))
{
log.ErrorFormat("Host '{0}' rebooted with the same version '{1}'", hostAfterReboot.Name(), hostAfterReboot.LongProductVersion());
var error = new Exception(Messages.REBOOT_WITH_SAME_VERSION);
//when the slave reboots with the same version do not interrupt the process,
//so set the error without throwing it
if (hostAfterReboot.IsMaster())
{
throw error;
}
Error = error;
}
log.InfoFormat("Host '{0}' upgraded with version '{1}'", hostAfterReboot.Name(), hostAfterReboot.LongProductVersion());
}
}
protected override void RunWithSession(ref Session session)
{
string hostVersionBefore = CurrentHost.LongProductVersion();
string productVersion = null;
try
{
var result = Host.call_plugin(session, HostXenRef.opaque_ref, "prepare_host_upgrade.py", "getVersion", _arguments);
var serializer = new System.Web.Script.Serialization.JavaScriptSerializer();
var version = (Dictionary <string, object>)serializer.DeserializeObject(result);
productVersion = version.ContainsKey("product-version") ? (string)version["product-version"] : null;
}
catch (Exception exception)
{
log.WarnFormat("Exception while trying to get the upgrade version: {0}", exception.Message);
}
log.InfoFormat("Host '{0}' upgrading from version '{1}' to version '{2}'", CurrentHost.Name(), hostVersionBefore, productVersion ?? "unknown");
string value = Host.call_plugin(session, HostXenRef.opaque_ref, "prepare_host_upgrade.py", "main", _arguments);
if (value.ToLower() == "true")
{
Upgrade(ref session, productVersion);
}
else
{
throw new Exception(value);
}
Host hostAfterReboot = GetResolvedHost();
if (hostAfterReboot == null)
{
log.InfoFormat("Cannot check host's version after reboot because the host '{0}' cannot be resolved", CurrentHost.Name());
}
else
{
if (Helpers.SameServerVersion(hostAfterReboot, hostVersionBefore))
{
log.ErrorFormat("Host '{0}' rebooted with the same version '{1}'", hostAfterReboot.Name(), hostAfterReboot.LongProductVersion());
var error = new Exception(Messages.REBOOT_WITH_SAME_VERSION);
//when the slave reboots with the same version do not interrupt the process,
//so set the error without throwing it
if (hostAfterReboot.IsMaster())
{
throw error;
}
Error = error;
}
log.InfoFormat("Host '{0}' upgraded with version '{1}'", hostAfterReboot.Name(), hostAfterReboot.LongProductVersion());
}
}