summaryrefslogtreecommitdiff
path: root/cloudinit/config/cc_keys_to_console.py
diff options
context:
space:
mode:
Diffstat (limited to 'cloudinit/config/cc_keys_to_console.py')
-rw-r--r--cloudinit/config/cc_keys_to_console.py36
1 files changed, 20 insertions, 16 deletions
diff --git a/cloudinit/config/cc_keys_to_console.py b/cloudinit/config/cc_keys_to_console.py
index d72b5244..ab35e136 100644
--- a/cloudinit/config/cc_keys_to_console.py
+++ b/cloudinit/config/cc_keys_to_console.py
@@ -38,49 +38,53 @@ host keys are not written to console.
import os
+from cloudinit import subp, util
from cloudinit.settings import PER_INSTANCE
-from cloudinit import subp
-from cloudinit import util
frequency = PER_INSTANCE
# This is a tool that cloud init provides
-HELPER_TOOL_TPL = '%s/cloud-init/write-ssh-key-fingerprints'
+HELPER_TOOL_TPL = "%s/cloud-init/write-ssh-key-fingerprints"
def _get_helper_tool_path(distro):
try:
base_lib = distro.usr_lib_exec
except AttributeError:
- base_lib = '/usr/lib'
+ base_lib = "/usr/lib"
return HELPER_TOOL_TPL % base_lib
def handle(name, cfg, cloud, log, _args):
if util.is_false(cfg.get("ssh", {}).get("emit_keys_to_console", True)):
- log.debug(("Skipping module named %s, "
- "logging of SSH host keys disabled"), name)
+ log.debug(
+ "Skipping module named %s, logging of SSH host keys disabled", name
+ )
return
helper_path = _get_helper_tool_path(cloud.distro)
if not os.path.exists(helper_path):
- log.warning(("Unable to activate module %s,"
- " helper tool not found at %s"), name, helper_path)
+ log.warning(
+ "Unable to activate module %s, helper tool not found at %s",
+ name,
+ helper_path,
+ )
return
- fp_blacklist = util.get_cfg_option_list(cfg,
- "ssh_fp_console_blacklist", [])
- key_blacklist = util.get_cfg_option_list(cfg,
- "ssh_key_console_blacklist",
- ["ssh-dss"])
+ fp_blacklist = util.get_cfg_option_list(
+ cfg, "ssh_fp_console_blacklist", []
+ )
+ key_blacklist = util.get_cfg_option_list(
+ cfg, "ssh_key_console_blacklist", ["ssh-dss"]
+ )
try:
- cmd = [helper_path, ','.join(fp_blacklist), ','.join(key_blacklist)]
+ cmd = [helper_path, ",".join(fp_blacklist), ",".join(key_blacklist)]
(stdout, _stderr) = subp.subp(cmd)
- util.multi_log("%s\n" % (stdout.strip()),
- stderr=False, console=True)
+ util.multi_log("%s\n" % (stdout.strip()), stderr=False, console=True)
except Exception:
log.warning("Writing keys to the system console failed!")
raise
+
# vi: ts=4 expandtab