From 2a9b65456e732ffa691bfe9a7320ffc42d3d2c6a Mon Sep 17 00:00:00 2001
From: moonsn <moonsn1994@gmail.com>
Date: Wed, 1 Nov 2023 10:42:31 +0800
Subject: [PATCH] support gss environments

When Kerberos authentication is supported, we should enable those
gss environments.
---
 conn.go | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/conn.go b/conn.go
index bc098360..32fd535c 100644
--- a/conn.go
+++ b/conn.go
@@ -2061,8 +2061,18 @@ func parseEnviron(env []string) (out map[string]string) {
 			unsupported()
 		case "PGREQUIREPEER":
 			unsupported()
-		case "PGKRBSRVNAME", "PGGSSLIB":
-			unsupported()
+		case "PGGSSLIB":
+			if newGss != nil {
+				accrue("gsslib")
+			} else {
+				unsupported()
+			}
+		case "PGKRBSRVNAME":
+			if newGss != nil {
+				accrue("krbsrvname")
+			} else {
+				unsupported()
+			}
 		case "PGCONNECT_TIMEOUT":
 			accrue("connect_timeout")
 		case "PGCLIENTENCODING":