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64 lines
1.7 KiB
Go
64 lines
1.7 KiB
Go
package tsdb
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import (
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"context"
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"testing"
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"github.com/stretchr/testify/require"
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"github.com/prometheus/prometheus/model/labels"
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"github.com/prometheus/prometheus/tsdb/chunks"
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)
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func TestDBAppenderSeriesWithMetadata(t *testing.T) {
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db := openTestDB(t, nil, nil)
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defer func() {
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require.NoError(t, db.Close())
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}()
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ctx := context.Background()
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app1 := db.Appender(ctx)
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// Add a sample with metadata.
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_, err := app1.Append(0, labels.FromStrings(
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"__name__", "http_requests_total",
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"job", "ingester",
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"metadata.foo.service", "ingester",
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"metadata.foo.request_type", "outbound",
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"metadata.node.ip", "192.168.1.1",
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), 0, 0)
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require.NoError(t, err)
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// Add a sample with the same metadata but different value.
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_, err = app1.Append(0, labels.FromStrings(
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"__name__", "http_requests_total",
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"job", "ingester",
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"metadata.foo.service", "ingester",
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"metadata.foo.request_type", "outbound",
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"metadata.node.ip", "192.168.1.2",
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), 1, 1)
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require.NoError(t, err)
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err = app1.Commit()
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require.NoError(t, err)
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q, err := db.Querier(0, 200)
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require.NoError(t, err)
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res := query(t, q, labels.MustNewMatcher(labels.MatchEqual, "__name__", "http_requests_total"))
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// TODO(jesusvazquez) There should be a single series http_requests_total{job="ingester"} with two samples since the metadata does not form part of the series.
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require.Equal(t, map[string][]chunks.Sample{
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labels.FromStrings(
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"__name__", "http_requests_total",
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"job", "ingester",
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).String(): {
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sample{t: 0, f: 0},
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sample{t: 1, f: 1},
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},
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}, res)
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// TODO(jesusvazquez) Add a test to verify that the metadata is stored in the metadata store.
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// TODO(jesusvazquez) Add a test to make sure metadata changes between timestamps.
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}
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