prometheus/mysqld_exporter
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Introduce Scraper interface

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Signed-off-by: Kamil Dziedzic <arvenil@klecza.pl>
This commit is contained in:
Kamil Dziedzic
2018-02-01 23:33:02 +01:00
parent f76ef420f1
commit f556a61867
47 changed files with 604 additions and 540 deletions
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15
collector/engine_innodb.go
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@ -19,7 +19,20 @@ const (
)
// ScrapeEngineInnodbStatus scrapes from `SHOW ENGINE INNODB STATUS`.
func ScrapeEngineInnodbStatus(db *sql.DB, ch chan<- prometheus.Metric) error {
type ScrapeEngineInnodbStatus struct{}
// Name of the Scraper. Should be unique.
func (ScrapeEngineInnodbStatus) Name() string {
return "engine_innodb_status"
}
// Help describes the role of the Scraper.
func (ScrapeEngineInnodbStatus) Help() string {
return "Collect from SHOW ENGINE INNODB STATUS"
}
// Scrape collects data from database connection and sends it over channel as prometheus metric.
func (ScrapeEngineInnodbStatus) Scrape(db *sql.DB, ch chan<- prometheus.Metric) error {
rows, err := db.Query(engineInnodbStatusQuery)
if err != nil {
return err