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Description
I am attempting to write data to a bucket running in Influx OSS that is running inside docker (Macbook M2 Pro, Docker version: 24.0.5, Influx OSS Image Version: 2.7.1).
The WriteXXXAsyncWithIRestReponse() methods return a result that has the IsSuccessful
returning True
, but the status code is actually NoContent
with no data actually written to the database.
Using a consistent inlux client and api configuration:
using var influxClient = new InfluxDBClient(
new InfluxDBClientOptions(configuration.Url)
{
Bucket = configuration.Bucket,
Org = configuration.Organisation,
Token = configuration.Token,
PointSettings = { DefaultTags = configuration.DefaultTags},
}
);
var api = influxClient.GetWriteApiAsync();
The first snippet is using the WritePointsAsyncWithIRestResponse
which returns NoContent
, but no data is written as below:
var response = await api.WritePointsAsyncWithIRestResponse(
metrics.Select(x => pointDataConverter(x, PointData.Measurement(configuration.MeasurementName)))
.ToList(),
configuration.Bucket,
configuration.Organisation
);
The second snippet is using the WriteRecordsAsyncWithIRestResponse
with also returns NoContent
, but no data is written as below:
var response = await api.WriteRecordsAsyncWithIRestResponse(
metrics.Select(x => pointDataConverter(x, PointData.Measurement(configuration.MeasurementName)))
.Select(x => x.ToLineProtocol()),
WritePrecision.Ms,
configuration.Bucket,
configuration.Organisation
);
To try and understand what was going wrong, I thought I would put togther a quick harness that calls the API using HTTP calls directly using Flurl, which returns NoContent
but the data is correctly written to the bucket:
var request = configuration
.Url
.WithHeader("Authorization", $"Token {configuration.Token}")
.WithHeader("Content-Type", "text/plain; charset=utf-8")
.WithHeader("Accept", "application/json")
.AppendPathSegment("/api/v2/write")
.SetQueryParam("org", configuration.Organisation)
.SetQueryParam("bucket", configuration.Bucket)
.SetQueryParam("precision", "ms");
using var response = await request.PostStringAsync(
string.Join("\n",
metrics
.Select(x => pointDataConverter(x, PointData.Measurement(configuration.MeasurementName)).ToLineProtocol()))
);
Through all three different scenarios the data that is been generated is not changing (the same callback is used to convert from my internal data structure to the influx PointData structure), but only the third case actually persists data.
I would have expected that the second and third scenarios would have the same outcome given they are both writing line protocol directly, but this is not the case.