From 31c6ac097e14776d9a259ba450d096fc61416ebe Mon Sep 17 00:00:00 2001
From: Matthew Holt <mholt@users.noreply.github.com>
Date: Thu, 19 Mar 2020 09:43:17 -0600
Subject: httpcaddyfile: 'bind' properly parses unix sockets (fixes #2999)

---
 caddyconfig/httpcaddyfile/addresses.go | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/caddyconfig/httpcaddyfile/addresses.go b/caddyconfig/httpcaddyfile/addresses.go
index 4dad166..f5fd6b6 100644
--- a/caddyconfig/httpcaddyfile/addresses.go
+++ b/caddyconfig/httpcaddyfile/addresses.go
@@ -21,6 +21,7 @@ import (
 	"strconv"
 	"strings"
 
+	"github.com/caddyserver/caddy/v2"
 	"github.com/caddyserver/caddy/v2/caddyconfig/caddyfile"
 	"github.com/caddyserver/caddy/v2/modules/caddyhttp"
 	"github.com/caddyserver/certmagic"
@@ -199,7 +200,12 @@ func (st *ServerType) listenerAddrsForServerBlockKey(sblock serverBlock, key str
 	// use a map to prevent duplication
 	listeners := make(map[string]struct{})
 	for _, host := range lnHosts {
-		listeners[net.JoinHostPort(host, lnPort)] = struct{}{}
+		addr, err := caddy.ParseNetworkAddress(host)
+		if err == nil && addr.IsUnixNetwork() {
+			listeners[host] = struct{}{}
+		} else {
+			listeners[net.JoinHostPort(host, lnPort)] = struct{}{}
+		}
 	}
 
 	// now turn map into list
-- 
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