From: Lennart Poettering <lennart@poettering.net>
Date: Tue, 17 Jun 2025 13:09:34 +0000 (+0200)
Subject: firstboot: use WRITE_STRING_FILE_LABEL more
X-Git-Tag: v258-rc1~288^2~3
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f6e213e86aac87f7922a405e2bebfb479d6e5d57;p=thirdparty%2Fsystemd.git

firstboot: use WRITE_STRING_FILE_LABEL more

Let's explicitly label 3 key files we generate in systemd-firstboot.

Addresses some more of #37857.
---

diff --git a/src/firstboot/firstboot.c b/src/firstboot/firstboot.c
index 5cac7e360dd..6bfc2dc1275 100644
--- a/src/firstboot/firstboot.c
+++ b/src/firstboot/firstboot.c
@@ -731,7 +731,7 @@ static int process_hostname(int rfd) {
                 return 0;
 
         r = write_string_file_at(pfd, f, arg_hostname,
-                                 WRITE_STRING_FILE_CREATE|WRITE_STRING_FILE_SYNC|WRITE_STRING_FILE_ATOMIC);
+                                 WRITE_STRING_FILE_CREATE|WRITE_STRING_FILE_SYNC|WRITE_STRING_FILE_ATOMIC|WRITE_STRING_FILE_LABEL);
         if (r < 0)
                 return log_error_errno(r, "Failed to write /etc/hostname: %m");
 
@@ -764,7 +764,7 @@ static int process_machine_id(int rfd) {
         }
 
         r = write_string_file_at(pfd, "machine-id", SD_ID128_TO_STRING(arg_machine_id),
-                                 WRITE_STRING_FILE_CREATE|WRITE_STRING_FILE_SYNC|WRITE_STRING_FILE_ATOMIC);
+                                 WRITE_STRING_FILE_CREATE|WRITE_STRING_FILE_SYNC|WRITE_STRING_FILE_ATOMIC|WRITE_STRING_FILE_LABEL);
         if (r < 0)
                 return log_error_errno(r, "Failed to write /etc/machine-id: %m");
 
@@ -1190,7 +1190,7 @@ static int process_kernel_cmdline(int rfd) {
         }
 
         r = write_string_file_at(pfd, "cmdline", arg_kernel_cmdline,
-                                 WRITE_STRING_FILE_CREATE|WRITE_STRING_FILE_SYNC|WRITE_STRING_FILE_ATOMIC);
+                                 WRITE_STRING_FILE_CREATE|WRITE_STRING_FILE_SYNC|WRITE_STRING_FILE_ATOMIC|WRITE_STRING_FILE_LABEL);
         if (r < 0)
                 return log_error_errno(r, "Failed to write /etc/kernel/cmdline: %m");