fix #20 - check if URL is an empty string (#26)

rthornton128 · bakins · commit d0d1837f3035 · 2018-10-18T17:19:54.000-04:00
diff --git a/collector.go b/collector.go
@@ -149,7 +149,7 @@ func (c *collector) Collect(ch chan<- prometheus.Metric) {
 		err  error
 	)
 
-	if c.exporter.fcgiEndpoint != nil {
+	if c.exporter.fcgiEndpoint != nil && c.exporter.fcgiEndpoint.String() != "" {
 		body, err = getDataFastcgi(c.exporter.fcgiEndpoint)
 	} else {
 		body, err = getDataHTTP(c.exporter.endpoint)

Original file line number	Diff line number	Diff line change
`@@ -149,7 +149,7 @@ func (c *collector) Collect(ch chan<- prometheus.Metric) {`
`149`	`149`	`err error`
`150`	`150`	`)`
`151`	`151`
`152`		`- if c.exporter.fcgiEndpoint != nil {`
	`152`	`+ if c.exporter.fcgiEndpoint != nil && c.exporter.fcgiEndpoint.String() != "" {`
`153`	`153`	`body, err = getDataFastcgi(c.exporter.fcgiEndpoint)`
`154`	`154`	`} else {`
`155`	`155`	`body, err = getDataHTTP(c.exporter.endpoint)`