forked from grafana/loki
/
metrics.go
38 lines (31 loc) · 974 Bytes
/
metrics.go
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package docker
import "github.com/prometheus/client_golang/prometheus"
// Metrics holds a set of Docker target metrics.
type Metrics struct {
reg prometheus.Registerer
dockerEntries prometheus.Counter
dockerErrors prometheus.Counter
}
// NewMetrics creates a new set of Docker target metrics. If reg is non-nil, the
// metrics will be registered.
func NewMetrics(reg prometheus.Registerer) *Metrics {
var m Metrics
m.reg = reg
m.dockerEntries = prometheus.NewCounter(prometheus.CounterOpts{
Namespace: "promtail",
Name: "docker_target_entries_total",
Help: "Total number of successful entries sent to the Docker target",
})
m.dockerErrors = prometheus.NewCounter(prometheus.CounterOpts{
Namespace: "promtail",
Name: "docker_target_parsing_errors_total",
Help: "Total number of parsing errors while receiving Docker messages",
})
if reg != nil {
reg.MustRegister(
m.dockerEntries,
m.dockerErrors,
)
}
return &m
}