Wildcard domain support

Author: vfarcic

actions/reconfigure.go

@@ -321,8 +321,18 @@ func (m *Reconfigure) getTemplateFromGo(sr ServiceReconfigure) (frontend, backen
 		sr.Host = m.OutboundHostname
 	}
 	if len(sr.ServiceDomain) > 0 {
-		sr.Acl = `
-    acl domain_{{.ServiceName}} hdr_dom(host) -i{{range .ServiceDomain}} {{.}}{{end}}`
+		domFunc := "hdr_dom"
+		for i, domain := range sr.ServiceDomain {
+			if strings.HasPrefix(domain, "*") {
+				sr.ServiceDomain[i] = strings.Trim(domain, "*")
+				domFunc = "hdr_end"
+			}
+		}
+		sr.Acl = fmt.Sprintf(
+			`
+    acl domain_{{.ServiceName}} %s(host) -i{{range .ServiceDomain}} {{.}}{{end}}`,
+			domFunc,
+		)
 		sr.AclCondition = fmt.Sprintf(" domain_%s", sr.ServiceName)
 	}
 	if len(sr.ServiceColor) > 0 {

actions/reconfigure_test.go

@@ -250,6 +250,17 @@ func (s ReconfigureTestSuite) Test_GetTemplates_AddsHosts() {
 	s.Equal(s.ConsulTemplateFe, actual)
 }
 
+func (s ReconfigureTestSuite) Test_GetTemplates_AddsHostsStartingWithWildcard() {
+	s.ConsulTemplateFe = `
+    acl url_myService path_beg path/to/my/service/api path_beg path/to/my/other/service/api
+    acl domain_myService hdr_end(host) -i acme.com .domain.com
+    use_backend myService-be if url_myService domain_myService`
+	s.reconfigure.ServiceDomain = []string{"acme.com", "*.domain.com"}
+	actual, _, _ := s.reconfigure.GetTemplates(s.reconfigure.ServiceReconfigure)
+
+	s.Equal(s.ConsulTemplateFe, actual)
+}
+
 func (s ReconfigureTestSuite) Test_GetTemplates_AddsReqRep_WhenReqRepSearchAndReqRepReplaceArePresent() {
 	s.reconfigure.ReqRepSearch = "this"
 	s.reconfigure.ReqRepReplace = "that"