From d13a550dbc8876c35b912fe3e0eadd45b278be27 Mon Sep 17 00:00:00 2001
From: Will Dietz <w@wdtz.org>
Date: Fri, 18 May 2018 09:51:48 -0500
Subject: [PATCH] add certificate path fallbacks

---
 lib/fetch/common.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/fetch/common.c b/lib/fetch/common.c
index 94fb2651..79b50115 100644
--- a/lib/fetch/common.c
+++ b/lib/fetch/common.c
@@ -1012,6 +1012,8 @@ fetch_ssl_setup_peer_verification(SSL_CTX *ctx, int verbose)
 
 	if (getenv("SSL_NO_VERIFY_PEER") == NULL) {
 		ca_cert_file = getenv("SSL_CA_CERT_FILE");
+		ca_cert_file = ca_cert_file ? ca_cert_file : getenv("NIX_SSL_CERT_FILE");
+		ca_cert_file = ca_cert_file ? ca_cert_file : "/etc/ssl/certs/ca-certificates.crt";
 		ca_cert_path = getenv("SSL_CA_CERT_PATH") != NULL ?
 		    getenv("SSL_CA_CERT_PATH") : X509_get_default_cert_dir();
 		if (verbose) {
-- 
2.17.0