From 86d30f2a2edc0d9b9c54b51258a6566e37476849 Mon Sep 17 00:00:00 2001
From: "kali kaneko (leap communications)" <kali@leap.se>
Date: Mon, 17 May 2021 17:33:40 +0200
Subject: [feat] retry if dns lookup fails

---
 pkg/vpn/bonafide/bonafide.go | 41 ++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 40 insertions(+), 1 deletion(-)

(limited to 'pkg/vpn/bonafide/bonafide.go')

diff --git a/pkg/vpn/bonafide/bonafide.go b/pkg/vpn/bonafide/bonafide.go
index fc1bc95..a9a7d85 100644
--- a/pkg/vpn/bonafide/bonafide.go
+++ b/pkg/vpn/bonafide/bonafide.go
@@ -1,4 +1,4 @@
-// Copyright (C) 2018-2020 LEAP
+// Copyright (C) 2018-2021 LEAP
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -75,6 +75,17 @@ type geoLocation struct {
 	SortedGateways []geoGateway `json:"sortedGateways"`
 }
 
+func getAPIAddr(provider string) string {
+	switch provider {
+	case "riseup.net":
+		return "198.252.153.107"
+	case "calyx.net":
+		return "162.247.73.194"
+	default:
+		return ""
+	}
+}
+
 // New Bonafide: Initializes a Bonafide object. By default, no Credentials are passed.
 func New() *Bonafide {
 	certs := x509.NewCertPool()
@@ -179,6 +190,17 @@ func (b *Bonafide) GetPemCertificate() ([]byte, error) {
 	return ioutil.ReadAll(resp.Body)
 }
 
+func (b *Bonafide) GetPemCertificateNoDNS() ([]byte, error) {
+	req, err := http.NewRequest("POST", b.getURLNoDNS("certv3"), strings.NewReader(""))
+	resp, err := b.client.Do(req)
+	if err != nil {
+		return nil, err
+	}
+	defer resp.Body.Close()
+
+	return ioutil.ReadAll(resp.Body)
+}
+
 func (b *Bonafide) getURL(object string) string {
 	switch object {
 	case "cert":
@@ -192,6 +214,23 @@ func (b *Bonafide) getURL(object string) string {
 	return ""
 }
 
+func (b *Bonafide) getURLNoDNS(object string) string {
+	p := strings.ToLower(config.Provider)
+	base := "https://" + getAPIAddr(p) + "/"
+	switch object {
+	case "cert":
+		return base + certPathv1
+	case "certv3":
+		return base + certPathv3
+	case "auth":
+		return base + authPathv3
+	case "eip":
+		return base + "3/config/eip-service.json"
+	}
+	log.Println("BUG: unknown url object")
+	return ""
+}
+
 func (b *Bonafide) maybeInitializeEIP() error {
 	if b.eip == nil {
 		err := b.fetchEipJSON()
-- 
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