public static HotConfig FromString(string attributes)
{
if (attributes == null || attributes == string.Empty) return null;
HotConfig config = new HotConfig();
int beginQuoteIndex = 0;
int endQuoteIndex = 0;
UpdateDelimIndexes(ref attributes, '"', ref beginQuoteIndex, ref endQuoteIndex);
string errorLogs = attributes.Substring(beginQuoteIndex, endQuoteIndex - beginQuoteIndex);
if (errorLogs != null && errorLogs != string.Empty)
config._isErrorLogsEnabled = Convert.ToBoolean(errorLogs);
UpdateDelimIndexes(ref attributes, '"', ref beginQuoteIndex, ref endQuoteIndex);
string detailedLogs = attributes.Substring(beginQuoteIndex + 1, endQuoteIndex - beginQuoteIndex - 1);
if (detailedLogs != null && detailedLogs != string.Empty)
config._isDetailedLogsEnabled = Convert.ToBoolean(detailedLogs);
UpdateDelimIndexes(ref attributes, '"', ref beginQuoteIndex, ref endQuoteIndex);
string size = attributes.Substring(beginQuoteIndex + 1, endQuoteIndex - beginQuoteIndex - 1);
if (size != null && size != string.Empty)
config._cacheMaxSize = Convert.ToInt64(size);
UpdateDelimIndexes(ref attributes, '"', ref beginQuoteIndex, ref endQuoteIndex);
string interval = attributes.Substring(beginQuoteIndex + 1, endQuoteIndex - beginQuoteIndex - 1);
if (interval != null && interval != string.Empty)
config._cleanInterval = Convert.ToInt64(interval);
UpdateDelimIndexes(ref attributes, '"', ref beginQuoteIndex, ref endQuoteIndex);
string evict = attributes.Substring(beginQuoteIndex + 1, endQuoteIndex - beginQuoteIndex - 1);
if (evict != null && evict != string.Empty)
config._evictRatio = Convert.ToSingle(evict);
return config;
}
public static HotConfig FromString(string attributes)
{
if (attributes == null || attributes == string.Empty)
{
return(null);
}
HotConfig config = new HotConfig();
int beginQuoteIndex = 0;
int endQuoteIndex = 0;
UpdateDelimIndexes(ref attributes, '"', ref beginQuoteIndex, ref endQuoteIndex);
string errorLogs = attributes.Substring(beginQuoteIndex, endQuoteIndex - beginQuoteIndex);
if (errorLogs != null && errorLogs != string.Empty)
{
config._isErrorLogsEnabled = Convert.ToBoolean(errorLogs);
}
UpdateDelimIndexes(ref attributes, '"', ref beginQuoteIndex, ref endQuoteIndex);
string detailedLogs = attributes.Substring(beginQuoteIndex + 1, endQuoteIndex - beginQuoteIndex - 1);
if (detailedLogs != null && detailedLogs != string.Empty)
{
config._isDetailedLogsEnabled = Convert.ToBoolean(detailedLogs);
}
UpdateDelimIndexes(ref attributes, '"', ref beginQuoteIndex, ref endQuoteIndex);
string size = attributes.Substring(beginQuoteIndex + 1, endQuoteIndex - beginQuoteIndex - 1);
if (size != null && size != string.Empty)
{
config._cacheMaxSize = Convert.ToInt64(size);
}
UpdateDelimIndexes(ref attributes, '"', ref beginQuoteIndex, ref endQuoteIndex);
string interval = attributes.Substring(beginQuoteIndex + 1, endQuoteIndex - beginQuoteIndex - 1);
if (interval != null && interval != string.Empty)
{
config._cleanInterval = Convert.ToInt64(interval);
}
UpdateDelimIndexes(ref attributes, '"', ref beginQuoteIndex, ref endQuoteIndex);
string evict = attributes.Substring(beginQuoteIndex + 1, endQuoteIndex - beginQuoteIndex - 1);
if (evict != null && evict != string.Empty)
{
config._evictRatio = Convert.ToSingle(evict);
}
return(config);
}
public static HotConfig FromString(string attributes)
{
if (attributes == null || attributes == string.Empty)
{
return(null);
}
HotConfig config = new HotConfig();
int beginQuoteIndex = 0;
int endQuoteIndex = 0;
UpdateDelimIndexes(ref attributes, '"', ref beginQuoteIndex, ref endQuoteIndex);
string errorLogs = attributes.Substring(beginQuoteIndex, endQuoteIndex - beginQuoteIndex);
if (errorLogs != null && errorLogs != string.Empty)
{
config._isErrorLogsEnabled = Convert.ToBoolean(errorLogs);
}
UpdateDelimIndexes(ref attributes, '"', ref beginQuoteIndex, ref endQuoteIndex);
string detailedLogs = attributes.Substring(beginQuoteIndex + 1, endQuoteIndex - beginQuoteIndex - 1);
if (detailedLogs != null && detailedLogs != string.Empty)
{
config._isDetailedLogsEnabled = Convert.ToBoolean(detailedLogs);
}
UpdateDelimIndexes(ref attributes, '"', ref beginQuoteIndex, ref endQuoteIndex);
string compression = attributes.Substring(beginQuoteIndex + 1, endQuoteIndex - beginQuoteIndex - 1);
if (compression != null && compression != string.Empty)
{
config._compressionEnabled = Convert.ToBoolean(compression);
}
UpdateDelimIndexes(ref attributes, '"', ref beginQuoteIndex, ref endQuoteIndex);
string threshold = attributes.Substring(beginQuoteIndex + 1, endQuoteIndex - beginQuoteIndex - 1);
if (threshold != null && threshold != string.Empty)
{
long kbs = Convert.ToInt64(threshold);
// convert to bytes
config._compressionThreshold = kbs * 1024;
}
UpdateDelimIndexes(ref attributes, '"', ref beginQuoteIndex, ref endQuoteIndex);
string size = attributes.Substring(beginQuoteIndex + 1, endQuoteIndex - beginQuoteIndex - 1);
if (size != null && size != string.Empty)
{
config._cacheMaxSize = Convert.ToInt64(size);
}
UpdateDelimIndexes(ref attributes, '"', ref beginQuoteIndex, ref endQuoteIndex);
string interval = attributes.Substring(beginQuoteIndex + 1, endQuoteIndex - beginQuoteIndex - 1);
if (interval != null && interval != string.Empty)
{
config._cleanInterval = Convert.ToInt64(interval);
}
UpdateDelimIndexes(ref attributes, '"', ref beginQuoteIndex, ref endQuoteIndex);
string evict = attributes.Substring(beginQuoteIndex + 1, endQuoteIndex - beginQuoteIndex - 1);
if (evict != null && evict != string.Empty)
{
config._evictRatio = Convert.ToSingle(evict);
}
UpdateDelimIndexes(ref attributes, '"', ref beginQuoteIndex, ref endQuoteIndex);
string isTargetCache = attributes.Substring(beginQuoteIndex + 1, endQuoteIndex - beginQuoteIndex - 1);
if (isTargetCache != null && isTargetCache != string.Empty)
{
config._isTargetCache = Convert.ToBoolean(isTargetCache);
}
return(config);
}
public Exception CanApplyHotConfig(string cacheId, CacheServerConfig config)
{
CacheInfo cacheInfo = null;
cacheId = cacheId.ToLower();
Hashtable result = new Hashtable();
Alachisoft.NCache.Caching.Util.HotConfig hotConfig = new Alachisoft.NCache.Caching.Util.HotConfig();
hotConfig.IsErrorLogsEnabled = config.Log.TraceErrors;
hotConfig.IsDetailedLogsEnabled = config.Log.TraceNotices;
hotConfig.CacheMaxSize = config.Storage.Size * 1024 * 1024; //from MBs to bytes
hotConfig.CleanInterval = config.Cleanup.Interval;
hotConfig.EvictRatio = (float)config.EvictionPolicy.EvictionRatio;
if (s_caches.Contains(cacheId))
{
cacheInfo = (CacheInfo)s_caches[cacheId];
return cacheInfo.Cache.CanApplyHotConfig(hotConfig);
}
return null;
}
public bool RegisterCache(string cacheId, CacheServerConfig config, string partId, bool overwrite, bool hotApply, bool isLocalNode)
{
if (cacheId == null) throw new ArgumentNullException("cacheId");
//We load configuration before applying the new changes to preserve some old values in the config.
cacheId = cacheId.ToLower();
CacheInfo cacheInfo = null;
_rwLock.AcquireWriterLock(Timeout.Infinite);
try
{
if (s_partitionedCaches.Contains(cacheId.ToLower()))
throw new Runtime.Exceptions.ManagementException("A cache with same cacheId already exists");
if (s_caches.Contains(cacheId.ToLower()))
{
if (!overwrite)
{
return false;
}
cacheInfo = (CacheInfo)s_caches[cacheId.ToLower()];
//(WARNING) This code is here to save the old value of connection-retries
//in the cluster configuration to avoid override by NCManager.
//This code should be removed after these options appears on UI.
//props = GetChangedConfigForTemp(cacheId.ToLower(), cacheInfo.CacheProps, props);
}
else
{
///This is until we change the use of properties in Cache
///from props stirng or hashtable to Dom
///
string props = GetProps(config);
ClientConfigManager.LocalCacheId = this.LocalCacheIP;
ClientConfigManager.AddCache(cacheId, config);
cacheInfo = new CacheInfo();
cacheInfo.Cache = new LeasedCache(props);
s_caches[cacheId.ToLower()] = cacheInfo;
}
cacheInfo.CacheProps = config;
if (hotApply && cacheInfo != null && cacheInfo.Cache != null && cacheInfo.Cache.IsRunning)
{
CacheConfig cc = CacheConfig.FromConfiguration(config);
Alachisoft.NCache.Caching.Util.HotConfig hotConfig = new Alachisoft.NCache.Caching.Util.HotConfig();
hotConfig.IsErrorLogsEnabled = cc.IsErrorLogsEnabled;
hotConfig.IsDetailedLogsEnabled = cc.IsDetailedLogsEnabled;
hotConfig.CacheMaxSize = cc.CacheMaxSize;
hotConfig.CleanInterval = cc.CleanInterval;
hotConfig.EvictRatio = cc.EvictRatio;
cacheInfo.Cache.ApplyHotConfiguration(hotConfig);
}
SaveConfiguration();
}
catch (Exception)
{
throw;
}
finally
{
_rwLock.ReleaseWriterLock();
}
return true;
}
internal ConfigModifiedEvent(HotConfig config, string cacheId, string clientid)
{
_config = config;
_cacheId = cacheId;
_clientid = clientid;
}
/// <summary>
/// This function is called by ConfigurationModified callback
/// </summary>
/// <param name="hotConfig"></param>
private void OnConfigModified(HotConfig hotConfig)
{
lock (ConnectionManager.CallbackQueue)
{
if (_client != null)
{
ConnectionManager.CallbackQueue.Enqueue(new ConfigModifiedEvent(hotConfig, _cacheId, _client.ClientID));
Monitor.Pulse(ConnectionManager.CallbackQueue);
}
}
}
public void ApplyHotConfiguration(HotConfig hotConfig)
{
if (hotConfig != null)
{
#region Error Logging Config
if (hotConfig.IsErrorLogsEnabled && _cacheInfo != null)
{
if (!_context.NCacheLog.IsErrorEnabled)
{
string cache_name = _cacheInfo.Name;
if (_cacheInfo.CurrentPartitionId != null && _cacheInfo.CurrentPartitionId != string.Empty)
cache_name += "-" + _cacheInfo.CurrentPartitionId;
_context.NCacheLog.SetLevel("error");
}
if (hotConfig.IsDetailedLogsEnabled)
_context.NCacheLog.SetLevel("all");
}
else if (!hotConfig.IsErrorLogsEnabled)
{
_context.NCacheLog.SetLevel("off");
}
#endregion
this._context.CacheImpl.InternalCache.MaxSize = this._context.CacheImpl.ActualStats.MaxSize = hotConfig.CacheMaxSize;
this._context.ExpiryMgr.CleanInterval = hotConfig.CleanInterval;
this._context.CacheImpl.InternalCache.EvictRatio = hotConfig.EvictRatio / 100;
if (this._configurationModified != null) this._configurationModified(hotConfig);
}
}
/// <summary>
/// Apply runtime configuration settings.
/// </summary>
/// <param name="cacheConfig"></param>
public Exception CanApplyHotConfig(HotConfig hotConfig)
{
if (this._context.CacheImpl != null && !this._context.CacheImpl.CanChangeCacheSize(hotConfig.CacheMaxSize))
return new Exception("You need to remove some data from cache before applying the new size");
return null;
}
