From c781951fddb7bb779bb2c0524b2b40430142bc30 Mon Sep 17 00:00:00 2001
From: Brad Fitzpatrick <bradfitz@tailscale.com>
Date: Sat, 11 Jan 2025 14:10:24 -0800
Subject: [PATCH] lanscaping: don't link osuser package

-rwxr-xr-x@ 1 bradfitz  staff  9921858 Jan 11 14:10 /Users/bradfitz/bin/tailscaled.min
-rwxr-xr-x@ 1 bradfitz  staff  9830552 Jan 11 14:10 /Users/bradfitz/bin/tailscaled.minlinux

Change-Id: Ia2d71e8a92e7df47d9c84f06833a481cb6b83039
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
---
 cmd/tailscaled/depaware-minlinux.txt |  1 -
 ipn/ipnlocal/local.go                | 12 +-----------
 ipn/ipnserver/actor.go               |  7 +------
 3 files changed, 2 insertions(+), 18 deletions(-)

diff --git a/cmd/tailscaled/depaware-minlinux.txt b/cmd/tailscaled/depaware-minlinux.txt
index 9f61c741d..2732d19eb 100644
--- a/cmd/tailscaled/depaware-minlinux.txt
+++ b/cmd/tailscaled/depaware-minlinux.txt
@@ -102,7 +102,6 @@ tailscale.com/cmd/tailscaled dependencies: (generated by github.com/tailscale/de
         tailscale.com/util/multierr                                  from tailscale.com/cmd/tailscaled+
         tailscale.com/util/must                                      from tailscale.com/util/zstdframe
         tailscale.com/util/nocasemaps                                from tailscale.com/types/ipproto
-        tailscale.com/util/osuser                                    from tailscale.com/ipn/ipnlocal+
         tailscale.com/util/rands                                     from tailscale.com/ipn/ipnlocal+
         tailscale.com/util/set                                       from tailscale.com/control/controlclient+
         tailscale.com/util/singleflight                              from tailscale.com/control/controlclient
diff --git a/ipn/ipnlocal/local.go b/ipn/ipnlocal/local.go
index b6811b2cf..23752446e 100644
--- a/ipn/ipnlocal/local.go
+++ b/ipn/ipnlocal/local.go
@@ -71,7 +71,6 @@ import (
 	"tailscale.com/util/goroutines"
 	"tailscale.com/util/mak"
 	"tailscale.com/util/multierr"
-	"tailscale.com/util/osuser"
 	"tailscale.com/util/rands"
 	"tailscale.com/util/set"
 	"tailscale.com/util/slicesx"
@@ -4217,16 +4216,7 @@ func (b *LocalBackend) operatorUserName() string {
 // OperatorUserID returns the current pref's OperatorUser's ID (in
 // os/user.User.Uid string form), or the empty string if none.
 func (b *LocalBackend) OperatorUserID() string {
-	opUserName := b.operatorUserName()
-	if opUserName == "" {
-		return ""
-	}
-	u, err := osuser.LookupByUsername(opUserName)
-	if err != nil {
-		b.logf("error looking up operator %q uid: %v", opUserName, err)
-		return ""
-	}
-	return u.Uid
+	return "0"
 }
 
 // TestOnlyPublicKeys returns the current machine and node public
diff --git a/ipn/ipnserver/actor.go b/ipn/ipnserver/actor.go
index 835d6b663..374dfcfdc 100644
--- a/ipn/ipnserver/actor.go
+++ b/ipn/ipnserver/actor.go
@@ -14,7 +14,6 @@ import (
 	"tailscale.com/ipn/ipnauth"
 	"tailscale.com/types/logger"
 	"tailscale.com/util/ctxkey"
-	"tailscale.com/util/osuser"
 	"tailscale.com/version"
 )
 
@@ -95,11 +94,7 @@ func (a *actor) Username() (string, error) {
 		defer tok.Close()
 		return tok.Username()
 	case "darwin", "linux", "illumos", "solaris":
-		u, err := osuser.LookupByUID("root")
-		if err != nil {
-			return "", fmt.Errorf("lookup user: %w", err)
-		}
-		return u.Username, nil
+		return "root", nil
 	default:
 		return "", errors.New("unsupported OS")
 	}