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Add Prometheus exporter

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This commit is contained in:
Frédéric Guillot 2020-09-27 16:01:06 -07:00 • committed by Frédéric Guillot
parent 16b7b3bc3e
commit c394a61a4e
61 changed files with 809 additions and 96 deletions
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20
config/parser.go
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@ -178,6 +178,12 @@ func (p *Parser) parseLines(lines []string) (err error) {
p.opts.maintenanceMode = parseBool(value, defaultMaintenanceMode)
case "MAINTENANCE_MESSAGE":
p.opts.maintenanceMessage = parseString(value, defaultMaintenanceMessage)
case "METRICS_COLLECTOR":
p.opts.metricsCollector = parseBool(value, defaultMetricsCollector)
case "METRICS_REFRESH_INTERVAL":
p.opts.metricsRefreshInterval = parseInt(value, defaultMetricsRefreshInterval)
case "METRICS_ALLOWED_NETWORKS":
p.opts.metricsAllowedNetworks = parseStringList(value, []string{defaultMetricsAllowedNetworks})
}
}
@ -244,6 +250,20 @@ func parseString(value string, fallback string) string {
return value
}
func parseStringList(value string, fallback []string) []string {
if value == "" {
return fallback
}
var strList []string
items := strings.Split(value, ",")
for _, item := range items {
strList = append(strList, strings.TrimSpace(item))
}
return strList
}
func readSecretFile(filename, fallback string) string {
data, err := ioutil.ReadFile(filename)
if err != nil {