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<title>vyos-cloud-init.git/tests/unittests/test_datasource/test_altcloud.py, branch rolling</title>
<subtitle> (mirror of https://github.com/vyos/vyos-cloud-init.git)
</subtitle>
<id>https://git.amelek.net/vyos/vyos-cloud-init.git/atom?h=rolling</id>
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<updated>2021-12-03T20:11:46+00:00</updated>
<entry>
<title>Reorganize unit test locations under tests/unittests (#1126)</title>
<updated>2021-12-03T20:11:46+00:00</updated>
<author>
<name>Brett Holman</name>
<email>bholman.devel@gmail.com</email>
</author>
<published>2021-12-03T20:11:46+00:00</published>
<link rel='alternate' type='text/html' href='https://git.amelek.net/vyos/vyos-cloud-init.git/commit/?id=039c40f9b3d88ee8158604bb18ca4bf2fb5d5e51'/>
<id>urn:sha1:039c40f9b3d88ee8158604bb18ca4bf2fb5d5e51</id>
<content type='text'>
This attempts to standardize unit test file location under test/unittests/
such that any source file located at cloudinit/path/to/file.py may have a
corresponding unit test file at test/unittests/path/to/test_file.py.

Noteworthy Comments:
====================
Four different duplicate test files existed:
test_{gpg,util,cc_mounts,cc_resolv_conf}.py
Each of these duplicate file pairs has been merged together. This is a
break in git history for these files.

The test suite appears to have a dependency on test order. Changing test
order causes some tests to fail. This should be rectified, but for now
some tests have been modified in
tests/unittests/config/test_set_passwords.py.

A helper class name starts with "Test" which causes pytest to try
executing it as a test case, which then throws warnings "due to Class
having __init__()".  Silence by changing the name of the class.

# helpers.py is imported in many test files, import paths change
cloudinit/tests/helpers.py -&gt; tests/unittests/helpers.py

# Move directories:
cloudinit/distros/tests -&gt; tests/unittests/distros
cloudinit/cmd/devel/tests -&gt; tests/unittests/cmd/devel
cloudinit/cmd/tests -&gt; tests/unittests/cmd/
cloudinit/sources/helpers/tests -&gt; tests/unittests/sources/helpers
cloudinit/sources/tests -&gt; tests/unittests/sources
cloudinit/net/tests -&gt; tests/unittests/net
cloudinit/config/tests -&gt; tests/unittests/config
cloudinit/analyze/tests/ -&gt; tests/unittests/analyze/

# Standardize tests already in tests/unittests/
test_datasource -&gt; sources
test_distros -&gt; distros
test_vmware -&gt; sources/vmware
test_handler -&gt; config        # this contains cloudconfig module tests
test_runs -&gt; runs</content>
</entry>
<entry>
<title>cloudinit: move dmi functions out of util (#622)</title>
<updated>2020-11-02T20:41:11+00:00</updated>
<author>
<name>Scott Moser</name>
<email>smoser@brickies.net</email>
</author>
<published>2020-11-02T20:41:11+00:00</published>
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<id>urn:sha1:0af1ff1eaf593c325b4f53181a572110eb016c50</id>
<content type='text'>
This just separates the reading of dmi values into its own file.

Some things of note:
 * left import of util in dmi.py only for 'is_container'
   It'd be good if is_container was not in util.
 * just the use of 'util.is_x86' to dmi.py
 * open() is used directly rather than load_file.</content>
</entry>
<entry>
<title>Move subp into its own module. (#416)</title>
<updated>2020-06-08T16:49:12+00:00</updated>
<author>
<name>Scott Moser</name>
<email>smoser@brickies.net</email>
</author>
<published>2020-06-08T16:49:12+00:00</published>
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<id>urn:sha1:3c551f6ebc12f7729a2755c89b19b9000e27cc88</id>
<content type='text'>
This was painful, but it finishes a TODO from cloudinit/subp.py.

It moves the following from util to subp:
  ProcessExecutionError
  subp
  which
  target_path

I moved subp_blob_in_tempfile into cc_chef, which is its only caller.
That saved us from having to deal with it using write_file
and temp_utils from subp (which does not import any cloudinit things now).

It is arguable that 'target_path' could be moved to a 'path_utils' or
something, but in order to use it from subp and also from utils,
we had to get it out of utils.</content>
</entry>
<entry>
<title>instance-data: Add standard keys platform and subplatform. Refactor ec2.</title>
<updated>2018-10-09T21:46:35+00:00</updated>
<author>
<name>Chad Smith</name>
<email>chad.smith@canonical.com</email>
</author>
<published>2018-10-09T21:46:35+00:00</published>
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<id>urn:sha1:f0bc02d7e221c9aa5982b267739481420c761ead</id>
<content type='text'>
Add the following instance-data.json standardized keys:
* v1._beta_keys: List any v1 keys in beta development,
  e.g. ['subplatform'].
* v1.public_ssh_keys: List of any cloud-provided ssh keys for the
  instance.
* v1.platform: String representing the cloud platform api supporting the
  datasource. For example: 'ec2' for aws, aliyun and brightbox cloud
  names.
* v1.subplatform: String with more details about the source of the
  metadata consumed. For example, metadata uri, config drive device path
  or seed directory.

To support the new platform and subplatform standardized instance-data,
DataSource and its subclasses grew platform and subplatform attributes.
The platform attribute defaults to the lowercase string datasource name at
self.dsname. This method is overridden in NoCloud, Ec2 and ConfigDrive
datasources.

The subplatform attribute calls a _get_subplatform method which will
return a string containing a simple slug for subplatform type such as
metadata, seed-dir or config-drive followed by a detailed uri, device or
directory path where the datasource consumed its configuration.

As part of this work, DatasourceEC2 methods _get_data and _crawl_metadata
have been refactored for a few reasons:
- crawl_metadata is now a read-only operation, persisting no attributes on
  the datasource instance and returns a dictionary of consumed metadata.
- crawl_metadata now closely represents the raw stucture of the ec2
  metadata consumed, so that end-users can leverage public ec2 metadata
  documentation where possible.
- crawl_metadata adds a '_metadata_api_version' key to the crawled
  ds.metadata to advertise what version of EC2's api was consumed by
  cloud-init.
- _get_data now does all the processing of crawl_metadata and saves
  datasource instance attributes userdata_raw, metadata etc.

Additional drive-bys:
* unit test rework for test_altcloud and test_azure to simplify mocks
  and make use of existing util and test_helpers functions.
</content>
</entry>
<entry>
<title>tests: Disallow use of util.subp except for where needed.</title>
<updated>2018-09-05T16:02:25+00:00</updated>
<author>
<name>Scott Moser</name>
<email>smoser@ubuntu.com</email>
</author>
<published>2018-09-05T16:02:25+00:00</published>
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<id>urn:sha1:a8dcad9ac62bb1d2a4f7489960395bad6cac9382</id>
<content type='text'>
In many cases, cloud-init uses 'util.subp' to run a subprocess.
This is not really desirable in our unit tests as it makes the tests
dependent upon existance of those utilities.

The change here is to modify the base test case class (CiTestCase) to
raise exception any time subp is called.  Then, fix all callers.
For cases where subp is necessary or actually desired, we can use it
via
  a.) context hander CiTestCase.allow_subp(value)
  b.) class level self.allowed_subp = value

Both cases the value is a list of acceptable executable names that
will be called (essentially argv[0]).

Some cleanups in AltCloud were done as the code was being updated.
</content>
</entry>
<entry>
<title>Datasources: Formalize DataSource get_data and related properties.</title>
<updated>2017-12-05T23:42:35+00:00</updated>
<author>
<name>Chad Smith</name>
<email>chad.smith@canonical.com</email>
</author>
<published>2017-12-05T23:42:35+00:00</published>
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<id>urn:sha1:0cf6db3617e0cebeb89c4809396f84360827e96c</id>
<content type='text'>
Each DataSource subclass must define its own get_data method. This branch
formalizes our DataSource class to require that subclasses define an
explicit dsname for sourcing cloud-config datasource configuration.
Subclasses must also override the _get_data method or a
NotImplementedError is raised.

The branch also writes /run/cloud-init/instance-data.json. This file
contains all meta-data, user-data and vendor-data and a standardized set
of metadata keys in a json blob which other utilities with root-access
could make use of. Because some meta-data or user-data is potentially
sensitive the file is only readable by root.

Generally most metadata content types should be json serializable. If
specific keys or values are not serializable, those specific values will
be base64encoded and the key path will be listed under the top-level key
'base64-encoded-keys' in instance-data.json. If json writing fails due to
other TypeErrors or UnicodeDecodeErrors, a warning log will be emitted to
/var/log/cloud-init.log and no instance-data.json will be created.
</content>
</entry>
<entry>
<title>AltCloud: Trust PATH for udevadm and modprobe.</title>
<updated>2017-09-25T18:29:13+00:00</updated>
<author>
<name>Scott Moser</name>
<email>smoser@ubuntu.com</email>
</author>
<published>2017-09-25T18:29:13+00:00</published>
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<id>urn:sha1:ad099a53d120e88719a5ad50f29d22e9f7a52bc7</id>
<content type='text'>
Previously we had hard coded paths in /sbin for the udevadm and modprobe
programs invoked by AltCloud.  Its more flexible to expect the PATH to
be set correctly.

Debian: #852564
</content>
</entry>
<entry>
<title>relocate tests/unittests/helpers.py to cloudinit/tests</title>
<updated>2017-09-05T17:03:59+00:00</updated>
<author>
<name>Lars Kellogg-Stedman</name>
<email>lars@redhat.com</email>
</author>
<published>2017-09-05T17:03:59+00:00</published>
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<id>urn:sha1:a3649e03206a3596131413956ea7ecc18790ec73</id>
<content type='text'>
This moves the base test case classes into into cloudinit/tests and
updates all the corresponding imports.
</content>
</entry>
<entry>
<title>python2.6: fix unit tests usage of assertNone and format.</title>
<updated>2017-05-25T13:33:25+00:00</updated>
<author>
<name>Scott Moser</name>
<email>smoser@brickies.net</email>
</author>
<published>2017-05-25T01:33:30+00:00</published>
<link rel='alternate' type='text/html' href='https://git.amelek.net/vyos/vyos-cloud-init.git/commit/?id=e5b2c011440aefe036c71a8c5e8ec547cc80f270'/>
<id>urn:sha1:e5b2c011440aefe036c71a8c5e8ec547cc80f270</id>
<content type='text'>
python2.6 unittest.TestCase does not have the assertIsNone or
assertIsNotNone. We just have to explicitly use the unittest2
version, which we get from helpers.

The desire to use assertIsNone comes from flake8 (through hacking,
I believe).

Also, fix "{}.format('foo')" which is not valid in python2.6.
</content>
</entry>
<entry>
<title>flake8: move the pinned version of flake8 up to 3.3.0</title>
<updated>2017-05-23T20:07:51+00:00</updated>
<author>
<name>Scott Moser</name>
<email>smoser@brickies.net</email>
</author>
<published>2017-05-23T17:09:26+00:00</published>
<link rel='alternate' type='text/html' href='https://git.amelek.net/vyos/vyos-cloud-init.git/commit/?id=2825a917e5fa130818c0d77219f32961b99a057f'/>
<id>urn:sha1:2825a917e5fa130818c0d77219f32961b99a057f</id>
<content type='text'>
This just moves flake8 and related tools up to newer versions and fixes
the complaints associated with that.

We added to the list of flake8 ignores:
 H102: do not put vim info in source files
 H304: no relative imports

Also updates and pins the following in the flake8 environment:
  pep8:        1.7.0  =&gt; drop  (although hacking still pulls it in).
  pyflakes     1.1.0  =&gt; 1.5.0
  hacking      0.10.2 =&gt; 0.13.0
  flake8       2.5.4  =&gt; 3.3.0
  pycodestyle  none   =&gt; 2.3.1
</content>
</entry>
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