fix(configuration/sources/files/wireguard): fix parsing ipv6 endpoint port

internal/configuration/sources/files/wireguard.go

@@ -7,7 +7,6 @@ import (
 	"os"
 	"path/filepath"
 	"regexp"
-	"strings"
 
 	"gopkg.in/ini.v1"
 )
@@ -84,10 +83,7 @@ func parseWireguardPeerSection(peerSection *ini.Section) (
 		host, port, err := net.SplitHostPort(*endpoint)
 		if err == nil {
 			endpointIP = &host
-			// IPv6 hosts contain colons; port is managed by the provider for those
-			if !strings.Contains(host, ":") {
-				endpointPort = &port
-			}
+			endpointPort = &port
 		} else {
 			endpointIP = endpoint
 		}

internal/configuration/sources/files/wireguard_test.go

@@ -182,7 +182,8 @@ Endpoint = 1.2.3.4:51820`,
 		"ipv6_endpoint": {
 			iniData: `[Peer]
 Endpoint = [2a02:bbbb:aaaa:8075::10]:51820`,
-			endpointIP: ptrTo("2a02:bbbb:aaaa:8075::10"),
+			endpointIP:   ptrTo("2a02:bbbb:aaaa:8075::10"),
+			endpointPort: ptrTo("51820"),
 		},
 	}