diff options
Diffstat (limited to 'cloudinit/distros/__init__.py')
| -rw-r--r-- | cloudinit/distros/__init__.py | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/cloudinit/distros/__init__.py b/cloudinit/distros/__init__.py index 8cffb0ee..5642b529 100644 --- a/cloudinit/distros/__init__.py +++ b/cloudinit/distros/__init__.py @@ -52,7 +52,7 @@ class Distro(object): ci_sudoers_fn = "/etc/sudoers.d/90-cloud-init-users" hostname_conf_fn = "/etc/hostname" tz_zone_dir = "/usr/share/zoneinfo" - random_seed_fn = None + random_seed_fn = '/dev/urandom' def __init__(self, name, cfg, paths): self._paths = paths @@ -171,11 +171,13 @@ class Distro(object): return distros def set_random_seed(self, seed): - if not self.random_seed_fn: + if not self.random_seed_fn or not os.path.exists(self.random_seed_fn): raise IOError("No random seed filename provided for %s" % (self.name)) + if not seed: + raise IOError("Unable to set empty random seed") # Ensure we only write 512 bytes worth - util.write_file(self.random_seed_fn, seed[0:512], mode=0600) + util.append_file(self.random_seed_fn, seed[0:512]) def update_hostname(self, hostname, fqdn, prev_hostname_fn): applying_hostname = hostname |