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fix(inputs.postgresql_extensible): Use same timestamp for each gather (#15401)

This commit is contained in:
Joshua Powers 2024-05-31 02:29:04 -06:00 committed by GitHub
parent 82902ebd06
commit 898b1c3e2c
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GPG Key ID: B5690EEEBB952194
2 changed files with 9 additions and 8 deletions
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15
plugins/inputs/postgresql_extensible/postgresql_extensible.go
View File

@ -114,17 +114,21 @@ func (p *Postgresql) Gather(acc telegraf.Accumulator) error {
dbVersion = 0
}
// set default timestamp to Now and use for all generated metrics during
// the same Gather call
timestamp := time.Now()
// We loop in order to process each query
// Query is not run if Database version does not match the query version.
for _, q := range p.Query {
if q.MinVersion <= dbVersion && (q.MaxVersion == 0 || q.MaxVersion > dbVersion) {
acc.AddError(p.gatherMetricsFromQuery(acc, q))
acc.AddError(p.gatherMetricsFromQuery(acc, q, timestamp))
}
}
return nil
}
func (p *Postgresql) gatherMetricsFromQuery(acc telegraf.Accumulator, q query) error {
func (p *Postgresql) gatherMetricsFromQuery(acc telegraf.Accumulator, q query, timestamp time.Time) error {
rows, err := p.service.DB.Query(q.Sqlquery)
if err != nil {
return err
@ -139,7 +143,7 @@ func (p *Postgresql) gatherMetricsFromQuery(acc telegraf.Accumulator, q query) e
}
for rows.Next() {
if err := p.accRow(acc, rows, columns, q); err != nil {
if err := p.accRow(acc, rows, columns, q, timestamp); err != nil {
return err
}
}
@ -150,7 +154,7 @@ type scanner interface {
Scan(dest ...interface{}) error
}
func (p *Postgresql) accRow(acc telegraf.Accumulator, row scanner, columns []string, q query) error {
func (p *Postgresql) accRow(acc telegraf.Accumulator, row scanner, columns []string, q query, timestamp time.Time) error {
// this is where we'll store the column name with its *interface{}
columnMap := make(map[string]*interface{})
@ -188,9 +192,6 @@ func (p *Postgresql) accRow(acc telegraf.Accumulator, row scanner, columns []str
"db": dbname.String(),
}
// set default timestamp to Now
timestamp := time.Now()
fields := make(map[string]interface{})
for col, val := range columnMap {
p.Log.Debugf("Column: %s = %T: %v\n", col, *val, *val)

2
plugins/inputs/postgresql_extensible/postgresql_extensible_test.go
View File

@ -338,7 +338,7 @@ func TestAccRow(t *testing.T) {
}
for _, tt := range tests {
q := query{Measurement: "pgTEST", additionalTags: make(map[string]bool)}
require.NoError(t, p.accRow(&acc, tt.fields, columns, q))
require.NoError(t, p.accRow(&acc, tt.fields, columns, q, time.Now()))
require.Len(t, acc.Metrics, 1)
metric := acc.Metrics[0]
require.Equal(t, tt.dbName, metric.Tags["db"])