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-rw-r--r--cloudinit/handlers/boot_hook.py21
1 files changed, 11 insertions, 10 deletions
diff --git a/cloudinit/handlers/boot_hook.py b/cloudinit/handlers/boot_hook.py
index c6205097..602800ed 100644
--- a/cloudinit/handlers/boot_hook.py
+++ b/cloudinit/handlers/boot_hook.py
@@ -12,10 +12,8 @@ import os
from cloudinit import handlers
from cloudinit import log as logging
-from cloudinit import subp
-from cloudinit import util
-
-from cloudinit.settings import (PER_ALWAYS)
+from cloudinit import subp, util
+from cloudinit.settings import PER_ALWAYS
LOG = logging.getLogger(__name__)
@@ -23,7 +21,7 @@ LOG = logging.getLogger(__name__)
class BootHookPartHandler(handlers.Handler):
# The content prefixes this handler understands.
- prefixes = ['#cloud-boothook']
+ prefixes = ["#cloud-boothook"]
def __init__(self, paths, datasource, **_kwargs):
handlers.Handler.__init__(self, PER_ALWAYS)
@@ -35,8 +33,9 @@ class BootHookPartHandler(handlers.Handler):
def _write_part(self, payload, filename):
filename = util.clean_filename(filename)
filepath = os.path.join(self.boothook_dir, filename)
- contents = util.strip_prefix_suffix(util.dos2unix(payload),
- prefix=self.prefixes[0])
+ contents = util.strip_prefix_suffix(
+ util.dos2unix(payload), prefix=self.prefixes[0]
+ )
util.write_file(filepath, contents.lstrip(), 0o700)
return filepath
@@ -48,12 +47,14 @@ class BootHookPartHandler(handlers.Handler):
try:
env = os.environ.copy()
if self.instance_id is not None:
- env['INSTANCE_ID'] = str(self.instance_id)
+ env["INSTANCE_ID"] = str(self.instance_id)
subp.subp([filepath], env=env)
except subp.ProcessExecutionError:
util.logexc(LOG, "Boothooks script %s execution error", filepath)
except Exception:
- util.logexc(LOG, "Boothooks unknown error when running %s",
- filepath)
+ util.logexc(
+ LOG, "Boothooks unknown error when running %s", filepath
+ )
+
# vi: ts=4 expandtab