h: switch to env file for golink

modules/golink.nix

@@ -24,7 +24,7 @@ in {
         '';
       };
 
-      keyFile = mkOption {
+      envFile = mkOption {
         type = types.path;
         default = "/run/secrets/golink";
         description = ''
@@ -81,8 +81,10 @@ in {
         CacheDirectory = "golink";
         CacheDirectoryMode = "0755";
 
+        EnvironmentFile = cfg.envFile;
+
         ExecStart =
-          "${cfg.package}/bin/golink -sqlitedb ${cfg.dataDir}/golink.db -keyfile ${cfg.keyFile}";
+          "${cfg.package}/bin/golink -sqlitedb ${cfg.dataDir}/golink.db";
       };
     };
   };

pkgs/golink.nix

@@ -10,12 +10,10 @@ buildGoModule rec {
   src = fetchFromGitHub {
     owner = "tailscale";
     repo = pname;
-    rev = "0755e37a910b73b586544e2805c075dcec7d0207";
+    rev = "5fefe2519ffd9f1c6a3dd86a764d69717ee66d20";
-    sha256 = "sha256-zzup/TR9iRNPrEEOzhIL5PTF8iKF8NlPqXBuRKt8AEc=";
+    sha256 = "sha256-H4mwyQVFH/Yp6gIpN1o+L7S3Rupwbxl5CCLltcBh1Vk=";
   };
 
-  patches = [ ./golink_keyfile.diff ];
-
   vendorSha256 = vendorHash;
 
   proxyVendor = true;

pkgs/golink_keyfile.diff

@@ -1,35 +0,0 @@
-diff --git a/golink.go b/golink.go
-index 3bc3353..fb0e791 100644
---- a/golink.go
-+++ b/golink.go
-@@ -37,6 +37,7 @@ var (
- 	sqlitefile = flag.String("sqlitedb", "", "path of SQLite database to store links")
- 	dev        = flag.String("dev-listen", "", "if non-empty, listen on this addr and run in dev mode; auto-set sqlitedb if empty and don't use tsnet")
- 	snapshot   = flag.String("snapshot", "", "file path of snapshot file")
-+	keyfile    = flag.String("keyfile", "", "file path of file containing tskey")
- )
- 
- var stats struct {
-@@ -116,6 +117,13 @@ func Run() error {
- 		Hostname: "go",
- 		Logf:     func(format string, args ...any) {},
- 	}
-+	if *keyfile != "" {
-+		keyData, err := os.ReadFile(*keyfile)
-+		if err != nil {
-+			log.Fatalf("error reading keyfile file %q: %v", *keyfile, err)
-+		}
-+		srv.AuthKey = string(keyData)
-+	}
- 	if *verbose {
- 		srv.Logf = log.Printf
- 	}
-@@ -353,7 +361,7 @@ type expandEnv struct {
- var expandFuncMap = texttemplate.FuncMap{
- 	"PathEscape":  url.PathEscape,
- 	"QueryEscape": url.QueryEscape,
--	"TrimSuffix": strings.TrimSuffix,
-+	"TrimSuffix":  strings.TrimSuffix,
- }
- 
- // expandLink returns the expanded long URL to redirect to, executing any