Fix nginx.ingress.kubernetes.io/proxy-ssl-verify annotation support

pkg/provider/kubernetes/ingress-nginx/kubernetes.go

@@ -509,7 +509,7 @@ func (p *Provider) buildServersTransport(namespace, name string, cfg ingressConf
 		Name: provider.Normalize(namespace + "-" + name),
 		ServersTransport: &dynamic.ServersTransport{
 			ServerName:         ptr.Deref(cfg.ProxySSLName, ptr.Deref(cfg.ProxySSLServerName, "")),
-			InsecureSkipVerify: strings.ToLower(ptr.Deref(cfg.ProxySSLVerify, "off")) == "on",
+			InsecureSkipVerify: strings.ToLower(ptr.Deref(cfg.ProxySSLVerify, "off")) == "off",
 		},
 	}
 

pkg/provider/kubernetes/ingress-nginx/kubernetes_test.go

@@ -397,7 +397,7 @@ func TestLoadIngresses(t *testing.T) {
 					ServersTransports: map[string]*dynamic.ServersTransport{
 						"default-ingress-with-proxy-ssl": {
 							ServerName:         "whoami.localhost",
-							InsecureSkipVerify: true,
+							InsecureSkipVerify: false,
 							RootCAs:            []types.FileOrContent{"-----BEGIN CERTIFICATE-----"},
 						},
 					},