az ssh config fails

[a30000931]

Describe the bug

Command Name
az ssh config Extension Name: ssh. Version: 0.1.5.

Errors:

The command failed with an unexpected error. Here is the traceback:
'NoneType' object has no attribute 'id'
Traceback (most recent call last):
  File "/opt/az/lib/python3.6/site-packages/knack/cli.py", line 231, in invoke
    cmd_result = self.invocation.execute(args)
  File "/opt/az/lib/python3.6/site-packages/azure/cli/core/commands/__init__.py", line 657, in execute
    raise ex
  File "/opt/az/lib/python3.6/site-packages/azure/cli/core/commands/__init__.py", line 720, in _run_jobs_serially
    results.append(self._run_job(expanded_arg, cmd_copy))
  File "/opt/az/lib/python3.6/site-packages/azure/cli/core/commands/__init__.py", line 691, in _run_job
    result = cmd_copy(params)
  File "/opt/az/lib/python3.6/site-packages/azure/cli/core/commands/__init__.py", line 328, in __call__
    return self.handler(*args, **kwargs)
  File "/opt/az/lib/python3.6/site-packages/azure/cli/core/commands/command_operation.py", line 121, in handler
    return op(**command_args)
  File "/home/user@domain/.azure/cliextensions/ssh/azext_ssh/custom.py", line 28, in ssh_config
    _do_ssh_op(cmd, resource_group_name, vm_name, ssh_ip, public_key_file, private_key_file, use_private_ip, op_call)
  File "/home/user@domain/.azure/cliextensions/ssh/azext_ssh/custom.py", line 40, in _do_ssh_op
    ssh_ip = ssh_ip or ip_utils.get_ssh_ip(cmd, resource_group, vm_name, use_private_ip)
  File "/home/user@domain/.azure/cliextensions/ssh/azext_ssh/ip_utils.py", line 27, in get_ssh_ip
    parsed_ip_id = tools.parse_resource_id(public_ip_ref.id)
AttributeError: 'NoneType' object has no attribute 'id'

To Reproduce:

Steps to reproduce the behavior. Note that argument values have been redacted, as they may contain sensitive information.

• Follow MS Docs (https://docs.microsoft.com/en-us/azure/active-directory/devices/howto-vm-sign-in-azure-ad-linux#exporting-ssh-configuration-for-use-with-ssh-clients-that-support-openssh)
• az ssh config --file {} -n {} -g {}

Expected Behavior

Environment Summary

Linux-5.4.0-1055-azure-x86_64-with-debian-buster-sid
Python 3.6.10
Installer: DEB

azure-cli 2.26.1

Extensions:
ssh 0.1.5

Additional Context

[yonzhan]

route to service team

[N6UDP]

dup of #3501 and fixed in #3698

[maertendMSFT]

closing as it is called out as fixed.