Add sanity target scheme validation

pincher95 · pincher95 · commit b3486c1ee850 · 2025-07-28T13:23:07.000-04:00
diff --git a/probe.go b/probe.go
@@ -22,6 +22,13 @@ func validateProbeParams(cfg *config.Config, q url.Values) (string, *config.Auth
 	if target == "" {
 		return "", nil, errMissingTarget
 	}
+
+	// If the target does not contain an URL scheme, default to http.
+	// This allows users to pass "host:port" without the "http://" prefix.
+	if !strings.Contains(target, "://") {
+		target = "http://" + target
+	}
+
 	if _, err := url.Parse(target); err != nil {
 		return "", nil, errInvalidTarget
 	}

Original file line number	Diff line number	Diff line change
`@@ -22,6 +22,13 @@ func validateProbeParams(cfg config.Config, q url.Values) (string, config.Auth`
`22`	`22`	`if target == "" {`
`23`	`23`	`return "", nil, errMissingTarget`
`24`	`24`	`}`
	`25`	`+`
	`26`	`+ // If the target does not contain an URL scheme, default to http.`
	`27`	`+ // This allows users to pass "host:port" without the "http://" prefix.`
	`28`	`+ if !strings.Contains(target, "://") {`
	`29`	`+ target = "http://" + target`
	`30`	`+ }`
	`31`	`+`
`25`	`32`	`if _, err := url.Parse(target); err != nil {`
`26`	`33`	`return "", nil, errInvalidTarget`
`27`	`34`	`}`