public void ToMeasurement_ValidDataMetV2_ReturnCorrectMeasurementsV2()
{
//# Arrange
Mappers.MapFromToa5DataTableToCafStandards map =
new Mappers.MapFromToa5DataTableToCafStandards();
TOA5 toa5 = LoggerNetArranger.GetToa5MeteorologyDerivedFromActualDataV2();
List <MeasurementV2> expected =
LoggerNetArranger.GetMeasurementsV2DerivedFromActualDataMeteorologyV2();
DocumentDbMeasurementV2Transformer sut =
new DocumentDbMeasurementV2Transformer(
map,
"http://files.cafltar.org/data/schema/documentDb/v2/measurement.json",
"DocumentDbMeasurementTransformer",
"Measurement",
"CafMeteorologyEcTower",
900);
//# Act
var actual = sut.ToMeasurements(toa5);
//# Assert
Assert.Equal(expected.Count, actual.Count);
Assert.True(ComparerUtil.AreMeasurementsRoughlyEqual(expected, actual));
}
public static async Task Run(
[BlobTrigger("ectower-cookeast/raw/Flux/{name}", Connection = "ltarcafdatastreamConnectionString")] Stream myBlob,
string name,
TraceWriter log,
ExecutionContext context)
{
log.Info($"C# Blob trigger function Processed blob\n Name:{name} \n Size: {myBlob.Length} Bytes");
//var config = new ConfigurationBuilder()
// .SetBasePath(context.FunctionAppDirectory)
// .AddJsonFile("local.settings.json", optional: true, reloadOnChange: true)
// .AddEnvironmentVariables()
// .Build();
EtlEvent etlEvent = new EtlEvent(
"EtlEvent",
"AzureFunction",
"http://files.cafltar.org/data/schema/documentDb/v2/etlEvent.json",
"CafMeteorologyEcTower",
"1.1", "LoggerNetFluxToCosmosDBSqlApiMeasurementCookEast",
DateTime.UtcNow);
etlEvent.Outputs = null;
etlEvent.Inputs.Add($"ectower-cookeast/raw/Flux/{name}");
etlEvent.Logs.Add($"C# Blob trigger function Processed blob\n Name:{name} \n Size: {myBlob.Length} Bytes");
StreamReader reader = new StreamReader(myBlob);
string contents = "";
log.Info("About to read contents");
try
{
contents = reader.ReadToEnd();
}
catch (Exception e)
{
etlEvent.Logs.Add(
$"Error reading Blob: {e.Message}");
}
//DocumentClient client = new DocumentClient(
// new Uri(
// config["Values:AzureCosmosDBUri"]),
// config["Values:AzureCosmosDBKey"]);
DocumentClient client;
try
{
client = new DocumentClient(
new Uri(
ConfigurationManager.AppSettings["AzureCosmosDBUri"]),
ConfigurationManager.AppSettings["AzureCosmosDBKey"]);
}
catch (Exception e)
{
etlEvent.Logs.Add(
$"Error creating DocumentClient: {e.Message}");
log.Error($"Error creating DocumentClient: {e.Message}");
throw new Exception("Error creating DocumentClient", e);
}
DocumentLoader loader = new DocumentLoader(
client,
"cafdb",
"items");
log.Info("Created client and loader");
if (!String.IsNullOrEmpty(contents))
{
try
{
log.Info("Attempting extract and transform");
TOA5Extractor extractor = new TOA5Extractor(
name,
contents,
-8);
TOA5 fluxTable = extractor.GetTOA5 <Flux>();
// TODO: Move strings and such to settings file
DocumentDbMeasurementV2Transformer transformer =
new DocumentDbMeasurementV2Transformer(
new MapFromFluxDataTableToCafStandards(),
"http://files.cafltar.org/data/schema/documentDb/v2/measurement.json",
etlEvent.Id,
"Measurement",
"CafMeteorologyEcTower",
1800);
List <MeasurementV2> measurements =
transformer.ToMeasurements(fluxTable);
log.Info("Attempting load");
/// Using the bulkImport sproc doesn't provide much benefit since
/// most data tables will only have a few measurements with the
/// same partition key. But it's better than nothing.
StoredProcedureResponse <bool>[] results = await loader.LoadBulk(measurements);
log.Info($"Loaded {results.Length.ToString()} measurements");
}
catch (Exception e)
{
etlEvent.Logs.Add(
$"Error in ETL pipeline: {e.Message}");
log.Error($"Error in ETL pipeline: {e.Message}");
throw new Exception("Error in ETL pipeline", e);
}
finally
{
log.Info("Loading etlEvent to db");
etlEvent.DateTimeEnd = DateTime.UtcNow;
ResourceResponse <Document> result = await loader.LoadNoReplace(etlEvent);
log.Info($"Result of writing EtlEvent: {result.StatusCode.ToString()}");
}
log.Info("Function completed");
}
}
