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Add RDS storage encrypted metric #12

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merged 4 commits into from
Dec 3, 2019
Merged

Add RDS storage encrypted metric #12

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b674928
add missing describes
jfchevrette Dec 3, 2019
2b8d1e6
add last restorable time metric
jfchevrette Dec 3, 2019
48a5174
add rds publicly accessible metric
jfchevrette Dec 3, 2019
bd43be1
add rds storage encrypted metric
jfchevrette Dec 3, 2019
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44 changes: 44 additions & 0 deletions rds.go
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Original file line number Diff line number Diff line change
Expand Up @@ -32,8 +32,11 @@ type RDSExporter struct {
DBInstanceClass *prometheus.Desc
DBInstanceStatus *prometheus.Desc
EngineVersion *prometheus.Desc
LatestRestorableTime *prometheus.Desc
MaxConnections *prometheus.Desc
MaxConnectionsMappingError *prometheus.Desc
PubliclyAccessible *prometheus.Desc
StorageEncrypted *prometheus.Desc

mutex *sync.Mutex
}
Expand Down Expand Up @@ -68,6 +71,12 @@ func NewRDSExporter(sess *session.Session) *RDSExporter {
[]string{"aws_region", "dbinstance_identifier", "engine", "engine_version"},
nil,
),
LatestRestorableTime: prometheus.NewDesc(
prometheus.BuildFQName(namespace, "", "rds_latestrestorabletime"),
"Latest restorable time (UTC date timestamp).",
[]string{"aws_region", "dbinstance_identifier"},
nil,
),
MaxConnections: prometheus.NewDesc(
prometheus.BuildFQName(namespace, "", "rds_maxconnections"),
"The DB's max_connections value",
Expand All @@ -80,14 +89,31 @@ func NewRDSExporter(sess *session.Session) *RDSExporter {
[]string{"aws_region", "dbinstance_identifier", "instance_class"},
nil,
),
PubliclyAccessible: prometheus.NewDesc(
prometheus.BuildFQName(namespace, "", "rds_publiclyaccessible"),
"Indicates if the DB is publicly accessible",
[]string{"aws_region", "dbinstance_identifier"},
nil,
),
StorageEncrypted: prometheus.NewDesc(
prometheus.BuildFQName(namespace, "", "rds_storageencrypted"),
"Indicates if the DB storage is encrypted",
[]string{"aws_region", "dbinstance_identifier"},
nil,
),
}
}

// Describe is used by the Prometheus client to return a description of the metrics
func (e *RDSExporter) Describe(ch chan<- *prometheus.Desc) {
ch <- e.AllocatedStorage
ch <- e.DBInstanceClass
ch <- e.DBInstanceStatus
ch <- e.EngineVersion
ch <- e.LatestRestorableTime
ch <- e.MaxConnections
ch <- e.MaxConnectionsMappingError
ch <- e.StorageEncrypted
}

// Collect is used by the Prometheus client to collect and return the metrics values
Expand Down Expand Up @@ -133,10 +159,28 @@ func (e *RDSExporter) Collect(ch chan<- prometheus.Metric) {
*instance.DBInstanceClass)
ch <- prometheus.MustNewConstMetric(e.MaxConnectionsMappingError, prometheus.GaugeValue, 1, *e.sess.Config.Region, *instance.DBInstanceIdentifier, *instance.DBInstanceClass)
}

if *instance.PubliclyAccessible {
ch <- prometheus.MustNewConstMetric(e.PubliclyAccessible, prometheus.GaugeValue, 1, *e.sess.Config.Region, *instance.DBInstanceIdentifier)

} else {
ch <- prometheus.MustNewConstMetric(e.PubliclyAccessible, prometheus.GaugeValue, 0, *e.sess.Config.Region, *instance.DBInstanceIdentifier)

}

if *instance.StorageEncrypted {
ch <- prometheus.MustNewConstMetric(e.StorageEncrypted, prometheus.GaugeValue, 1, *e.sess.Config.Region, *instance.DBInstanceIdentifier)

} else {
ch <- prometheus.MustNewConstMetric(e.StorageEncrypted, prometheus.GaugeValue, 0, *e.sess.Config.Region, *instance.DBInstanceIdentifier)

}

ch <- prometheus.MustNewConstMetric(e.MaxConnections, prometheus.GaugeValue, float64(maxConnections), *e.sess.Config.Region, *instance.DBInstanceIdentifier)
ch <- prometheus.MustNewConstMetric(e.AllocatedStorage, prometheus.GaugeValue, float64(*instance.AllocatedStorage*1024*1024*1024), *e.sess.Config.Region, *instance.DBInstanceIdentifier)
ch <- prometheus.MustNewConstMetric(e.DBInstanceStatus, prometheus.GaugeValue, 1, *e.sess.Config.Region, *instance.DBInstanceIdentifier, *instance.DBInstanceStatus)
ch <- prometheus.MustNewConstMetric(e.EngineVersion, prometheus.GaugeValue, 1, *e.sess.Config.Region, *instance.DBInstanceIdentifier, *instance.Engine, *instance.EngineVersion)
ch <- prometheus.MustNewConstMetric(e.DBInstanceClass, prometheus.GaugeValue, 1, *e.sess.Config.Region, *instance.DBInstanceIdentifier, *instance.DBInstanceClass)
ch <- prometheus.MustNewConstMetric(e.LatestRestorableTime, prometheus.CounterValue, float64(instance.LatestRestorableTime.Unix()), *e.sess.Config.Region, *instance.DBInstanceIdentifier)
}
}