rule: Allow empty upstream in rules

Signed-off-by: arekkas <[email protected]>
ory · Aug 1, 2018 · e46065a · e46065a
1 parent c6d17c5
commit e46065a
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Showing 3 changed files with 16 additions and 7 deletions.
diff --git a/proxy/proxy.go b/proxy/proxy.go
@@ -143,6 +143,10 @@ func EnrichRequestedURL(r *http.Request) {
 }
 
 func configureBackendURL(r *http.Request, rl *rule.Rule) error {
+	if rl.Upstream.URL == "" {
+		return errors.Errorf("Unable to forward the request because matched rule does not define an upstream URL")
+	}
+
 	p, err := url.Parse(rl.Upstream.URL)
 	if err != nil {
 		return errors.WithStack(err)

diff --git a/rule/rule_validator.go b/rule/rule_validator.go
@@ -41,14 +41,19 @@ func ValidateRule(
 		// if !govalidator.IsURL(r.Match.URL) {
 		// 	 return errors.WithStack(helper.ErrBadRequest.WithReason(fmt.Sprintf("Value \"%s\" from match.url field is not a valid url.", r.Match.URL)))
 		// }
+		if r.Match.URL == "" {
+			return errors.WithStack(helper.ErrBadRequest.WithReason(fmt.Sprintf("Value \"%s\" from match.url field is not a valid url.", r.Match.URL)))
+		}
 
 		for _, m := range r.Match.Methods {
 			if !stringslice.Has(methods, m) {
 				return errors.WithStack(helper.ErrBadRequest.WithReason(fmt.Sprintf("Value \"%s\" from match.methods is not a valid HTTP method, valid methods are: %v", m, methods)))
 			}
 		}
 
-		if !govalidator.IsURL(r.Upstream.URL) {
+		if r.Upstream.URL == "" {
+			// Having no upstream URL is fine here because the judge does not need an upstream!
+		} else if !govalidator.IsURL(r.Upstream.URL) {
 			return errors.WithStack(helper.ErrBadRequest.WithReason(fmt.Sprintf("Value \"%s\" from upstream.url field is not a valid url.", r.Upstream.URL)))
 		}
 

diff --git a/rule/rule_validator_test.go b/rule/rule_validator_test.go
@@ -39,17 +39,17 @@ func TestValidateRule(t *testing.T) {
 
 	assertReason(t, v(&Rule{}), "from match.url field is not a valid url.")
 
-	assertReason(t, v(&Rule{
-		Match: RuleMatch{URL: "asdf"},
-	}), "from match.url field is not a valid url.")
+	// assertReason(t, v(&Rule{
+	//	 Match: RuleMatch{URL: "asdf"},
+	// }), "from match.url field is not a valid url.")
 
 	assertReason(t, v(&Rule{
 		Match: RuleMatch{URL: "https://www.ory.sh", Methods: []string{"FOO"}},
 	}), "from match.methods is not a valid HTTP method")
 
-	assertReason(t, v(&Rule{
-		Match: RuleMatch{URL: "https://www.ory.sh", Methods: []string{"POST"}},
-	}), "from upstream.url field is not a valid url.")
+	// assertReason(t, v(&Rule{
+	//	 Match: RuleMatch{URL: "https://www.ory.sh", Methods: []string{"POST"}},
+	// }), "from upstream.url field is not a valid url.")
 
 	assertReason(t, v(&Rule{
 		Match:    RuleMatch{URL: "https://www.ory.sh", Methods: []string{"POST"}},