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-rw-r--r--cloudinit/util.py4
1 files changed, 3 insertions, 1 deletions
diff --git a/cloudinit/util.py b/cloudinit/util.py
index 039aa3f2..cc20305c 100644
--- a/cloudinit/util.py
+++ b/cloudinit/util.py
@@ -970,7 +970,7 @@ def get_fqdn_from_hosts(hostname, filename="/etc/hosts"):
def get_cmdline_url(names=('cloud-config-url', 'url'),
- starts="#cloud-config", cmdline=None):
+ starts=b"#cloud-config", cmdline=None):
if cmdline is None:
cmdline = get_cmdline()
@@ -986,6 +986,8 @@ def get_cmdline_url(names=('cloud-config-url', 'url'),
return (None, None, None)
resp = read_file_or_url(url)
+ # allow callers to pass starts as text when comparing to bytes contents
+ starts = encode_text(starts)
if resp.ok() and resp.contents.startswith(starts):
return (key, url, resp.contents)