protected override void Run()
{
if (SrType != SR.SRTypes.gfs2)
{
RelatedTask = SR.async_probe(this.Session, host.opaque_ref,
dconf, SrType.ToString().ToLowerInvariant(), smconf);
PollToCompletion();
}
else
{
ProbeExtResult = SR.probe_ext(this.Session, host.opaque_ref,
dconf, SrType.ToString().ToLowerInvariant(), smconf);
}
Description = Messages.ACTION_SR_SCAN_SUCCESSFUL;
}
protected override void Run()
{
RelatedTask = XenAPI.SR.async_probe(this.Session, host.opaque_ref,
dconf, srType.ToString().ToLowerInvariant(), smconf);
PollToCompletion();
Description = Messages.ACTION_SR_SCAN_SUCCESSFUL;
}
protected override void Run()
{
Description = Messages.PROBING_HBA;
if (srType != SR.SRTypes.gfs2)
{
try
{
Result = SR.probe(Session, Host.opaque_ref, new Dictionary <string, string>(), srType.ToString(), new Dictionary <string, string>());
}
catch (Failure f)
{
if (f.ErrorDescription[0] == "SR_BACKEND_FAILURE_90" ||
f.ErrorDescription[0] == "SR_BACKEND_FAILURE_107")
{
Result = f.ErrorDescription[3];
}
else
{
throw;
}
}
FibreChannelDevices = ProcessXml(Result);
}
else
{
var deviceConfig = new Dictionary <string, string>();
deviceConfig["provider"] = "hba";
var result = SR.probe_ext(Session, Host.opaque_ref, deviceConfig, srType.ToString(), new Dictionary <string, string>());
var list = new List <FibreChannelDevice>();
foreach (var r in result)
{
var dict = new Dictionary <string, string>(r.configuration);
r.extra_info.ToList().ForEach(kvp => dict.Add(kvp.Key, kvp.Value));
list.Add(new FibreChannelDevice(dict));
}
FibreChannelDevices = list;
}
Description = Messages.PROBED_HBA;
}
protected override void Run()
{
log.Debug("Running SR.Introduce");
log.DebugFormat("SR uuid='{0}'", _srUuid);
log.DebugFormat("name='{0}'", _srName);
log.DebugFormat("description='{0}'", _srDescription);
log.DebugFormat("type='{0}'", _srType);
log.DebugFormat("content type='{0}'", _srContentType);
log.DebugFormat("is shared='{0}'", _srIsShared);
Description = Messages.ACTION_SR_ATTACHING;
// If SR is already attached, forget it (it may be in a broken invisible state with no PBDs)
try
{
log.Debug("Performing preemptive SR.forget()");
RelatedTask = XenAPI.SR.async_forget(this.Session, XenAPI.SR.get_by_uuid(this.Session,
_srUuid).opaque_ref);
PollToCompletion(0, 5);
}
catch (Failure)
{
// Allow failure
}
// Introduce the existing SR
RelatedTask = XenAPI.SR.async_introduce(this.Session, _srUuid, _srName,
_srDescription, _srType.ToString(), _srContentType,
_srIsShared, new Dictionary <string, string>());
PollToCompletion(5, 10);
// cache result, in order to reassign it later
string introducedSr = Result;
// Now repair the SR with new PBDs for each host in the pool
XenAPI.PBD pbdTemplate = new PBD();
pbdTemplate.currently_attached = false;
pbdTemplate.device_config = _dconf;
pbdTemplate.SR = new XenRef <SR>(Result);
int delta = 90 / Connection.Cache.HostCount / 2;
foreach (Host host in Connection.Cache.Hosts)
{
// Create the PBD
log.DebugFormat("Creating PBD for host {0}", host.Name());
this.Description = string.Format(Messages.ACTION_SR_REPAIR_CREATE_PBD, Helpers.GetName(host));
pbdTemplate.host = new XenRef <Host>(host.opaque_ref);
RelatedTask = PBD.async_create(this.Session, pbdTemplate);
PollToCompletion(PercentComplete, PercentComplete + delta);
XenRef <PBD> pbdRef = new XenRef <PBD>(this.Result);
// Now plug the PBD
log.DebugFormat("Plugging PBD for host {0}", host.Name());
this.Description = string.Format(Messages.ACTION_SR_REPAIR_PLUGGING_PBD, Helpers.GetName(host));
RelatedTask = XenAPI.PBD.async_plug(this.Session, pbdRef);
PollToCompletion(PercentComplete, PercentComplete + delta);
}
// reassign result
Result = introducedSr;
if (isFirstSharedNonISOSR())
{
SR new_sr = Connection.WaitForCache(new XenRef <SR>(Result), GetCancelling);
if (Cancelling)
{
throw new CancelledException();
}
if (new_sr == null)
{
throw new Failure(Failure.HANDLE_INVALID, "SR", Result);
}
// Set this SR to be the default
new SrAction(SrActionKind.SetAsDefault, new_sr).RunExternal(Session);
}
Description = Messages.ACTION_SR_ATTACH_SUCCESSFUL;
}
protected override void Run()
{
this.Description = Messages.PROBING_HBA;
try
{
Result = XenAPI.SR.probe(Session, Host.opaque_ref, new Dictionary <string, string>(), srType.ToString(), new Dictionary <string, string>());
}
catch (XenAPI.Failure f)
{
if (f.ErrorDescription[0] == "SR_BACKEND_FAILURE_90" ||
f.ErrorDescription[0] == "SR_BACKEND_FAILURE_107")
{
Result = f.ErrorDescription[3];
}
else
{
throw;
}
}
this.Description = Messages.PROBED_HBA;
}
protected override void Run()
{
log.Debug("Running SR.Create()");
log.DebugFormat("host='{0}'", Host.Name());
log.DebugFormat("name='{0}'", _srName);
log.DebugFormat("description='{0}'", _srDescription);
log.DebugFormat("type='{0}'", _srType);
log.DebugFormat("content type='{0}'", _srContentType);
log.DebugFormat("is shared='{0}'", _srIsShared);
string secretuuid = null;
string value;
if (_dconf.TryGetValue("cifspassword", out value))
{
secretuuid = CreateSecret("cifspassword", value);
}
else if (_dconf.TryGetValue("password", out value))
{
secretuuid = CreateSecret("password", value);
}
else if (_dconf.TryGetValue("chappassword", out value))
{
secretuuid = CreateSecret("chappassword", value);
}
Description = Messages.ACTION_SR_CREATING;
XenRef <SR> sr;
try
{
sr = XenAPI.SR.create(Session, Host.opaque_ref, _dconf, 0,
_srName, _srDescription, _srType.ToString().ToLowerInvariant(),
_srContentType,
_srIsShared,
_smconf ?? new Dictionary <string, string>());
Result = sr;
}
catch
{
if (!string.IsNullOrEmpty(secretuuid))
{
string opaqref = Secret.get_by_uuid(Session, secretuuid);
Secret.destroy(Session, opaqref);
}
throw;
}
finally
{
// Destroy secret after the SR creation is complete. This is safe
// since all PBDs will have duplicated the secret (CA-113396).
//
// We do this on a best-effort basis because some types of errors
// mean the secret was never actually created, so the operation will
// fail, masking any earlier error (CA-145254), or causing a successful
// SR.create to be reported as an error. The worst that can happen is
// that an unused secret will be left lying around without warning.
try
{
if (!string.IsNullOrEmpty(secretuuid))
{
string opaqref = Secret.get_by_uuid(Session, secretuuid);
Secret.destroy(Session, opaqref);
}
}
catch { }
}
log.Debug("Checking that SR.create() actually succeeded");
foreach (XenRef <PBD> pbdRef in XenAPI.SR.get_PBDs(Session, sr.opaque_ref))
{
if (!XenAPI.PBD.get_currently_attached(Session, pbdRef))
{
// The automatic plug done by the SR.create has failed to plug this PDB:
// try the plug manually, and report the failure. Roll back the operation
// by forgetting the SR.
try
{
XenAPI.PBD.plug(this.Session, pbdRef);
}
catch (Exception exn)
{
if (exn is Failure)
{
Failure f = (Failure)exn;
if (f.ErrorDescription[0] == Failure.HOST_OFFLINE ||
f.ErrorDescription[0] == Failure.HOST_STILL_BOOTING)
{
log.Warn("Unable to check storage settings, due to host being down", f);
}
}
else
{
log.Debug("Plug failed on a PBD: performing SR.forget");
ForgetFailedSR(sr);
throw;
}
}
}
}
Dictionary <string, string> other_config = new Dictionary <string, string>();
other_config.Add("auto-scan", _srContentType == XenAPI.SR.Content_Type_ISO ? "true" : "false");
XenAPI.SR.set_other_config(Session, Result, other_config);
if (isFirstSharedNonISOSR())
{
SR new_sr = Connection.WaitForCache(new XenRef <SR>(Result), GetCancelling);
if (Cancelling)
{
throw new CancelledException();
}
if (new_sr == null)
{
throw new Failure(Failure.HANDLE_INVALID, "SR", Result);
}
// Set this SR to be the default
new SrAction(SrActionKind.SetAsDefault, new_sr).RunExternal(Session);
}
Description = Messages.ACTION_SR_CREATE_SUCCESSFUL;
}
protected override void Run()
{
// Fill in dictionary params
Dictionary <String, String> dconf = new Dictionary <String, String>();
dconf.Add("target", hostname);
dconf.Add("username", username);
dconf.Add("password", password);
log.DebugFormat("Attempting to find SRs on {0} filer {1}.", type, hostname);
RelatedTask = XenAPI.SR.async_probe(Session, Helpers.GetMaster(Connection).opaque_ref,
dconf, type.ToString(), new Dictionary <String, String>());
this.PollToCompletion();
srs = XenAPI.SR.ParseSRListXML(this.Result);
log.DebugFormat("Attempting to find aggregates on {0} filer {1}.", type, hostname);
try
{
RelatedTask = XenAPI.SR.async_create(Session, hostname, dconf, 0,
Helpers.GuiTempObjectPrefix, "", type.ToString(), "", true,
new Dictionary <String, String>());
this.PollToCompletion(50, 100);
throw new BadServerResponse(hostname);
}
catch (Failure exn)
{
if (exn.ErrorDescription.Count < 1)
{
throw new BadServerResponse(hostname);
}
// We expect a particular sort of failure, whose error details contain
// the list of aggregates on the filer in XML.
switch (exn.ErrorDescription[0])
{
case "SR_BACKEND_FAILURE_123":
// We want a custom error if the server returns no iqns.
if (exn.ErrorDescription.Count < 4 || exn.ErrorDescription[3].Length == 0)
{
break;
}
aggregates = ParseAggregateXML(exn.ErrorDescription[3], hostname);
break;
case "SR_BACKEND_FAILURE_163":
// We want a custom error if the server returns no iqns.
if (exn.ErrorDescription.Count < 4 || exn.ErrorDescription[3].Length == 0)
{
break;
}
storagePools = ParseDellStoragePoolsXML(exn.ErrorDescription[3], hostname);
break;
default:
throw;
}
if (ListIsNullOrEmpty(srs) &&
ListIsNullOrEmpty(aggregates) &&
ListIsNullOrEmpty(storagePools))
{
throw new NoExistingAndNowhereToCreateException(hostname);
}
}
}
protected override void Run()
{
log.Debug("Running SR.Create()");
log.DebugFormat("host='{0}'", Host.Name);
log.DebugFormat("name='{0}'", _srName);
log.DebugFormat("description='{0}'", _srDescription);
log.DebugFormat("type='{0}'", _srType);
log.DebugFormat("content type='{0}'", _srContentType);
log.DebugFormat("is shared='{0}'", _srIsShared);
string secretuuid = null;
if (Helpers.MidnightRideOrGreater(Connection))
{
string value;
if (_dconf.TryGetValue("cifspassword", out value))
{
secretuuid = CreateSecret("cifspassword", value);
}
else if (_dconf.TryGetValue("password", out value))
{
secretuuid = CreateSecret("password", value);
}
else if (_dconf.TryGetValue("chappassword", out value))
{
secretuuid = CreateSecret("chappassword", value);
}
}
if (_srType == SR.SRTypes.cslg && !Helpers.BostonOrGreater(Connection))
{
// make sure this connection is added to the storagelink service.
StorageLinkConnection slCon = _SLConnection;
if (slCon != null)
{
slCon.AddXenConnection(Connection);
}
}
Description = Messages.ACTION_SR_CREATING;
XenRef <SR> sr;
try
{
sr = XenAPI.SR.create(Session, Host.opaque_ref, _dconf, 0,
_srName, _srDescription, _srType.ToString().ToLowerInvariant(),
_srContentType,
_srIsShared, new Dictionary <string, string>());
Result = sr;
}
catch
{
if (!string.IsNullOrEmpty(secretuuid))
{
string opaqref = Secret.get_by_uuid(Session, secretuuid);
Secret.destroy(Session, opaqref);
}
throw;
}
finally
{
// Destroy secret after the SR creation is complete. This is safe
// since all PBDs will have duplicated the secret (CA-113396).
if (!string.IsNullOrEmpty(secretuuid) && Helpers.AugustaOrGreater(Connection))
{
string opaqref = Secret.get_by_uuid(Session, secretuuid);
Secret.destroy(Session, opaqref);
}
}
log.Debug("Checking that SR.create() actually succeeded");
foreach (XenRef <PBD> pbdRef in XenAPI.SR.get_PBDs(Session, sr.opaque_ref))
{
if (!XenAPI.PBD.get_currently_attached(Session, pbdRef))
{
// The automatic plug done by the SR.create has failed to plug this PDB:
// try the plug manually, and report the failure. Roll back the operation
// by forgetting the SR.
try
{
XenAPI.PBD.plug(this.Session, pbdRef);
}
catch (Exception exn)
{
if (exn is Failure)
{
Failure f = (Failure)exn;
if (f.ErrorDescription[0] == Failure.HOST_OFFLINE ||
f.ErrorDescription[0] == Failure.HOST_STILL_BOOTING)
{
log.Warn("Unable to check storage settings, due to host being down", f);
}
}
else
{
log.Debug("Plug failed on a PBD: performing SR.forget");
ForgetFailedSR(sr);
throw;
}
}
}
}
Dictionary <string, string> other_config = new Dictionary <string, string>();
other_config.Add("auto-scan", _srContentType == XenAPI.SR.Content_Type_ISO ? "true" : "false");
XenAPI.SR.set_other_config(Session, Result, other_config);
if (isFirstSharedNonISOSR())
{
SR new_sr = Connection.WaitForCache(new XenRef <SR>(Result), GetCancelling);
if (Cancelling)
{
throw new CancelledException();
}
if (new_sr == null)
{
throw new Failure(Failure.HANDLE_INVALID, "SR", Result);
}
// Set this SR to be the default
new SrAction(SrActionKind.SetAsDefault, new_sr).RunExternal(Session);
}
Description = Messages.ACTION_SR_CREATE_SUCCESSFUL;
}