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use f-strings in module utils (#10901)
* use f-strings in module utils * Apply suggestions from code review Co-authored-by: Felix Fontein <felix@fontein.de> * remove unused imports --------- Co-authored-by: Felix Fontein <felix@fontein.de>
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@@ -146,28 +146,28 @@ def add_host_key(module, fqdn, port=22, key_type="rsa", create_dir=False):
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try:
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os.makedirs(user_ssh_dir, int('700', 8))
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except Exception:
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module.fail_json(msg="failed to create host key directory: %s" % user_ssh_dir)
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module.fail_json(msg=f"failed to create host key directory: {user_ssh_dir}")
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else:
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module.fail_json(msg="%s does not exist" % user_ssh_dir)
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module.fail_json(msg=f"{user_ssh_dir} does not exist")
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elif not os.path.isdir(user_ssh_dir):
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module.fail_json(msg="%s is not a directory" % user_ssh_dir)
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module.fail_json(msg=f"{user_ssh_dir} is not a directory")
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if port:
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this_cmd = "%s -t %s -p %s %s" % (keyscan_cmd, key_type, port, fqdn)
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this_cmd = f"{keyscan_cmd} -t {key_type} -p {port} {fqdn}"
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else:
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this_cmd = "%s -t %s %s" % (keyscan_cmd, key_type, fqdn)
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this_cmd = f"{keyscan_cmd} -t {key_type} {fqdn}"
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rc, out, err = module.run_command(this_cmd)
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# ssh-keyscan gives a 0 exit code and prints nothing on timeout
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if rc != 0 or not out:
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msg = 'failed to retrieve hostkey'
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if not out:
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msg += '. "%s" returned no matches.' % this_cmd
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msg += f'. "{this_cmd}" returned no matches.'
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else:
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msg += ' using command "%s". [stdout]: %s' % (this_cmd, out)
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msg += f' using command "{this_cmd}". [stdout]: {out}'
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if err:
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msg += ' [stderr]: %s' % err
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msg += f' [stderr]: {err}'
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module.fail_json(msg=msg)
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