protected virtual IEnumerable <string[]> LoadLinesWithMetadata(AzureConnectionSettings settings)
{
CloudTable cloudTable = BuildTable(settings, "WADLogsTable");
TableQuery tableQuery = BuildQuery(settings);
tableQuery.Select(new List <string>
{
"Message",
"EventTickCount",
"Role",
"RoleInstance"
});
EntityResolver <string[]> resolver = (string key, string rowKey, DateTimeOffset timestamp, IDictionary <string, EntityProperty> properties, string etag) =>
{
CurrentLogDate = timestamp.Date;
LinesReadFromSource += 1uL;
return(new string[]
{
properties["Message"].StringValue,
properties["EventTickCount"].Int64Value?.ToString(),
properties["Role"].StringValue,
properties["RoleInstance"].StringValue
});
};
return(cloudTable.ExecuteQuery(tableQuery, resolver, null, null));
}
public ILogSource GetSource(IConnectionSettings connectionSettings)
{
AzureConnectionSettings azureConnectionSettings = connectionSettings as AzureConnectionSettings;
azureConnectionSettings = new AzureConnectionSettings(azureConnectionSettings.StorageName, azureConnectionSettings.StorageKey, true, azureConnectionSettings.QueryFilter, azureConnectionSettings.StartTimeFilter, azureConnectionSettings.EndTimeFilter, azureConnectionSettings.RoleFilter, azureConnectionSettings.RoleInstanceFilter);
return(new AzureLogSource(azureConnectionSettings));
}
protected virtual CloudTable BuildTable(AzureConnectionSettings settings, string tableName)
{
StorageCredentials storageCredentials = new StorageCredentials(settings.StorageName, settings.StorageKey);
CloudStorageAccount cloudStorageAccount = new CloudStorageAccount(storageCredentials, settings.UseHttps);
CloudTableClient cloudTableClient = cloudStorageAccount.CreateCloudTableClient();
return(cloudTableClient.GetTableReference(tableName));
}
protected virtual TableQuery BuildQuery(AzureConnectionSettings settings)
{
var tableQuery = new TableQuery();
// Text filter
string filterText = settings.QueryFilter.Trim();
// Min time filter
if (settings.StartTimeFilter != DateTime.MinValue)
{
var ticks = TimeZoneInfo.ConvertTimeToUtc(settings.StartTimeFilter).Ticks;
var startTimeFilterCondition = TableQuery.GenerateFilterCondition("PartitionKey", "ge", "0" + ticks);
filterText = !string.IsNullOrEmpty(filterText) ? TableQuery.CombineFilters(filterText, "and", startTimeFilterCondition) : startTimeFilterCondition;
}
// Max time filter
if (settings.EndTimeFilter != DateTime.MinValue)
{
var ticks = TimeZoneInfo.ConvertTimeToUtc(settings.EndTimeFilter).Ticks;
var endTimeFilterCondition = TableQuery.GenerateFilterCondition("PartitionKey", "le", "0" + ticks);
filterText = !string.IsNullOrEmpty(filterText) ? TableQuery.CombineFilters(filterText, "and", endTimeFilterCondition) : endTimeFilterCondition;
}
// Role filter
if (settings.RoleFilter?.Length > 0)
{
var roleFilterCondition = settings.RoleFilter.Aggregate(string.Empty, (acc, x) => TableQuery.CombineFilters(acc, "or", TableQuery.GenerateFilterCondition("Role", "eq", x)));
filterText = !string.IsNullOrEmpty(filterText) ? TableQuery.CombineFilters(filterText, "and", roleFilterCondition) : roleFilterCondition;
}
// Role instance filter
if (settings.RoleInstanceFilter?.Length > 0)
{
var roleInstanceFilterCondition = settings.RoleInstanceFilter.Aggregate(string.Empty, (acc, x) => TableQuery.CombineFilters(acc, "or", TableQuery.GenerateFilterCondition("RoleInstance", "eq", x)));
filterText = !string.IsNullOrEmpty(filterText) ? TableQuery.CombineFilters(filterText, "and", roleInstanceFilterCondition) : roleInstanceFilterCondition;
}
tableQuery.FilterString = filterText;
return(tableQuery);
}
protected virtual void SaveManualConfigurationSettings(object sender, EventArgs e)
{
var azureManualConfigurationControl = (AzureManualConfigurationControl)sender;
if (string.IsNullOrEmpty(azureManualConfigurationControl.StorageName) || string.IsNullOrEmpty(azureManualConfigurationControl.StorageKey))
{
MessageBox.Show("StorageName and StorageKey cannot be empty.");
return;
}
if (azureManualConfigurationControl.StartTimeFilter > azureManualConfigurationControl.EndTimeFilter)
{
MessageBox.Show("Incorrect Date filter: start date > end date.");
return;
}
this.ConnectionSettings = new AzureConnectionSettings(azureManualConfigurationControl.StorageName, azureManualConfigurationControl.StorageKey, true, azureManualConfigurationControl.QueryFilter, azureManualConfigurationControl.StartTimeFilter, azureManualConfigurationControl.EndTimeFilter, azureManualConfigurationControl.RoleFilter.Split(new char[]
{
','
}, StringSplitOptions.RemoveEmptyEntries), azureManualConfigurationControl.RoleInstanceFilter.Split(new char[]
{
','
}, StringSplitOptions.RemoveEmptyEntries));
AzureSourceStateStorage.ParsingResultWithoutFiltering = null;
DialogResult = DialogResult.OK;
Close();
}
public ILogSource GetSource(IConnectionSettings connectionSettings)
{
AzureConnectionSettings azureConnectionSettings = connectionSettings as AzureConnectionSettings;
azureConnectionSettings = new AzureConnectionSettings(azureConnectionSettings.StorageName, azureConnectionSettings.StorageKey, true, azureConnectionSettings.QueryFilter, azureConnectionSettings.StartTimeFilter, azureConnectionSettings.EndTimeFilter, azureConnectionSettings.RoleFilter, azureConnectionSettings.RoleInstanceFilter);
return new AzureLogSource(azureConnectionSettings);
}
public AzureLogSource(AzureConnectionSettings settings)
{
list = LoadLinesWithMetadata(settings).GetEnumerator();
base.NumberOfLinesReadToNotifyOfProgress = 1500u;
}
