diff options
Diffstat (limited to 'src/machine-id-setup.c')
| -rw-r--r-- | src/machine-id-setup.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/machine-id-setup.c b/src/machine-id-setup.c index 0ec6192449..65792e9b84 100644 --- a/src/machine-id-setup.c +++ b/src/machine-id-setup.c @@ -91,7 +91,12 @@ int machine_id_setup(void) { m = umask(0000); - if ((fd = open("/etc/machine-id", O_RDWR|O_CREAT|O_CLOEXEC|O_NOCTTY, 0644)) >= 0) + /* We create this 0444, to indicate that this isn't really + * something you should ever modify. Of course, since the file + * will be owned by root it doesn't matter much, but maybe + * people look. */ + + if ((fd = open("/etc/machine-id", O_RDWR|O_CREAT|O_CLOEXEC|O_NOCTTY, 0444)) >= 0) writable = true; else { if ((fd = open("/etc/machine-id", O_RDONLY|O_CLOEXEC|O_NOCTTY)) < 0) { |