public disposingList <lockableBladeSpec> getAllBladeInfo(Func <bladeSpec, bool> filter, bladeLockType lockTypeRead, bladeLockType lockTypeWrite, bool permitAccessDuringBIOS = false, bool permitAccessDuringDeployment = false, int max = Int32.MaxValue)
{
disposingList <lockableBladeSpec> toRet = new disposingList <lockableBladeSpec>();
foreach (string bladeIP in getAllBladeIP())
{
lockableBladeSpec blade = getBladeByIP(bladeIP, lockTypeRead, lockTypeWrite, true, true);
// Filter out anything as requested
if (!filter(blade.spec))
{
blade.Dispose();
continue;
}
// Filter out anything we don't have access to right now, due to BIOS or VM deployments
if ((!permitAccessDuringDeployment) &&
blade.spec.vmDeployState != VMDeployStatus.notBeingDeployed &&
blade.spec.vmDeployState != VMDeployStatus.failed &&
blade.spec.vmDeployState != VMDeployStatus.readyForDeployment)
{
blade.Dispose();
continue;
}
if ((!permitAccessDuringBIOS) && blade.spec.currentlyHavingBIOSDeployed)
{
blade.Dispose();
continue;
}
// Have we hit our maximum yet?
if (toRet.Count == max)
{
blade.Dispose();
continue;
}
// Otherwise, okay.
toRet.Add(blade);
}
return(toRet);
}
// FIXME: code duplication
public lockableBladeSpec getBladeByIP(string IP, bladeLockType readLock, bladeLockType writeLock, bool permitAccessDuringBIOS = false, bool permitAccessDuringDeployment = false)
{
bladeLockType origReadLock = readLock | writeLock;
readLock = origReadLock;
// We need to lock IP addressess, since we're searching by them.
readLock = readLock | bladeLockType.lockIPAddresses;
readLock = readLock | bladeLockType.lockvmDeployState;
readLock = readLock | bladeLockType.lockBIOS;
lockableBladeSpec toRet = null;
try
{
toRet = new lockableBladeSpec(IP, readLock, writeLock);
string sqlCommand = "select * from bladeOwnership " +
"join bladeConfiguration on ownershipKey = bladeConfiguration.ownershipID " +
"where bladeIP = $bladeIP";
using (SQLiteCommand cmd = new SQLiteCommand(sqlCommand, conn))
{
cmd.Parameters.AddWithValue("$bladeIP", IP);
using (SQLiteDataReader reader = cmd.ExecuteReader())
{
if (reader.Read())
{
bladeSpec newSpec = new bladeSpec(conn, reader, readLock, writeLock);
toRet.setSpec(newSpec);
if ((!permitAccessDuringDeployment) &&
newSpec.vmDeployState != VMDeployStatus.notBeingDeployed &&
newSpec.vmDeployState != VMDeployStatus.failed &&
newSpec.vmDeployState != VMDeployStatus.readyForDeployment)
{
throw new Exception("Attempt to access blade during VM deployment");
}
if ((!permitAccessDuringBIOS) && newSpec.currentlyHavingBIOSDeployed)
{
throw new Exception("Attempt to access blade during BIOS deployment");
}
if ((origReadLock & bladeLockType.lockvmDeployState) == 0 &&
(writeLock & bladeLockType.lockvmDeployState) == 0)
{
toRet.downgradeLocks(bladeLockType.lockvmDeployState, bladeLockType.lockNone);
}
if ((origReadLock & bladeLockType.lockBIOS) == 0 &&
(writeLock & bladeLockType.lockBIOS) == 0)
{
toRet.downgradeLocks(bladeLockType.lockBIOS, bladeLockType.lockNone);
}
leakCheckerInspector.monitorDisposable(toRet);
return(toRet);
}
// No records returned.
throw new bladeNotFoundException();
}
}
}
catch (Exception)
{
if (toRet != null)
{
toRet.Dispose();
}
throw;
}
}