mirror of
https://github.com/grafana/grafana.git
synced 2024-12-01 13:09:22 -06:00
69 lines
2.5 KiB
Go
69 lines
2.5 KiB
Go
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package sqlstore
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import (
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"database/sql"
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"strings"
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"testing"
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"time"
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"github.com/dlmiddlecote/sqlstats"
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"github.com/prometheus/client_golang/prometheus/testutil"
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"github.com/stretchr/testify/require"
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)
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func TestSQLStore_Metrics(t *testing.T) {
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stats := sql.DBStats{
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MaxOpenConnections: 9,
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OpenConnections: 8,
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InUse: 4,
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Idle: 4,
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WaitCount: 5,
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WaitDuration: 6 * time.Second,
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MaxIdleClosed: 7,
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MaxIdleTimeClosed: 8,
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MaxLifetimeClosed: 9,
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}
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m := newSQLStoreMetrics(&fakeStatsGetter{stats: stats})
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require.NoError(t, testutil.CollectAndCompare(m, strings.NewReader(`
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# HELP grafana_database_conn_idle The number of idle connections
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# TYPE grafana_database_conn_idle gauge
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grafana_database_conn_idle 4
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# HELP grafana_database_conn_in_use The number of connections currently in use
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# TYPE grafana_database_conn_in_use gauge
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grafana_database_conn_in_use 4
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# HELP grafana_database_conn_max_idle_closed_seconds The total number of connections closed due to SetConnMaxIdleTime
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# TYPE grafana_database_conn_max_idle_closed_seconds counter
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grafana_database_conn_max_idle_closed_seconds 8
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# HELP grafana_database_conn_max_idle_closed_total The total number of connections closed due to SetMaxIdleConns
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# TYPE grafana_database_conn_max_idle_closed_total counter
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grafana_database_conn_max_idle_closed_total 7
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# HELP grafana_database_conn_max_lifetime_closed_total The total number of connections closed due to SetConnMaxLifetime
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# TYPE grafana_database_conn_max_lifetime_closed_total counter
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grafana_database_conn_max_lifetime_closed_total 9
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# HELP grafana_database_conn_max_open Maximum number of open connections to the database
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# TYPE grafana_database_conn_max_open gauge
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grafana_database_conn_max_open 9
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# HELP grafana_database_conn_open The number of established connections both in use and idle
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# TYPE grafana_database_conn_open gauge
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grafana_database_conn_open 8
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# HELP grafana_database_conn_wait_count_total The total number of connections waited for
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# TYPE grafana_database_conn_wait_count_total counter
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grafana_database_conn_wait_count_total 5
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# HELP grafana_database_conn_wait_duration_seconds The total time blocked waiting for a new connection
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# TYPE grafana_database_conn_wait_duration_seconds counter
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grafana_database_conn_wait_duration_seconds 6
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`)))
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}
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type fakeStatsGetter struct {
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stats sql.DBStats
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}
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var _ sqlstats.StatsGetter = (*fakeStatsGetter)(nil)
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func (f *fakeStatsGetter) Stats() sql.DBStats {
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return f.stats
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}
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