debian-koji-osbuild/test/unit/test_builder.py
Christian Kellner d7bfaee189 plugins: ability to skip the tagging
Add a new command line option `--skip-tag` that will skip tagging
after a successful build. The help text is copied from the same
option of other sub-commands in the koji client. The hub plugin's
jsonschema was updated accordingly, and the builder plugin will
skip the tag if the option was requested.
Tests were added or augmented for all three plugins to test the
new option.
2020-11-16 17:00:40 +01:00

596 lines
18 KiB
Python

#
# koji hub plugin unit tests
#
import configparser
import json
import os
import sys
import tempfile
import urllib.parse
import uuid
import unittest.mock
from flexmock import flexmock
import koji
import httpretty
from plugintest import PluginTest
API_BASE = "api/composer-koji/v1/"
class MockComposer:
def __init__(self, url, *, architectures=None):
self.url = urllib.parse.urljoin(url, API_BASE)
self.architectures = architectures or ["x86_64"]
self.composes = {}
self.errors = []
self.build_id = 1
self.status = "success"
self.routes = {}
def httpretty_regsiter(self):
httpretty.register_uri(
httpretty.POST,
urllib.parse.urljoin(self.url, "compose"),
body=self.compose_create
)
def next_build_id(self):
build_id = self.build_id
self.build_id += 1
return build_id
def compose_create(self, request, _uri, response_headers):
content_type = request.headers.get("Content-Type")
if content_type != "application/json":
return [400, response_headers, "Bad Request"]
js = json.loads(request.body)
ireqs = js.get("image_requests")
if not ireqs:
return [400, response_headers, "Bad Request"]
for it in ireqs:
arch = it.get("architecture")
if arch not in self.architectures:
return [400, response_headers, "Unsupported Architrecture"]
compose_id = str(uuid.uuid4())
build_id = self.next_build_id()
compose = {
"id": compose_id,
"koji_build_id": build_id,
}
self.composes[compose_id] = {
"request": js,
"result": compose,
"status": self.status,
"routes": {
"logs": 200
}
}
httpretty.register_uri(
httpretty.GET,
urllib.parse.urljoin(self.url, "compose/" + compose_id),
body=self.compose_status
)
httpretty.register_uri(
httpretty.GET,
urllib.parse.urljoin(self.url, "compose/" + compose_id + "/logs"),
body=self.compose_logs
)
return [201, response_headers, json.dumps(compose)]
def compose_status(self, _request, uri, response_headers):
target = os.path.basename(uri)
compose = self.composes.get(target)
if not compose:
return [400, response_headers, f"Unknown compose: {target}"]
ireqs = compose["request"]["image_requests"]
result = {
"status": compose["status"],
"koji_task_id": compose["request"]["koji"]["task_id"],
"image_statuses": [
{"status": compose["status"]} for _ in ireqs
]
}
return [200, response_headers, json.dumps(result)]
def compose_logs(self, _request, uri, response_headers):
route = self.routes.get("logs")
if route and route["status"] != 200:
return [route["status"], response_headers, "Internal error"]
target = os.path.basename(os.path.dirname(uri))
compose = self.composes.get(target)
if not compose:
return [400, response_headers, f"Unknown compose: {target}"]
ireqs = compose["request"]["image_requests"]
result = {
"image_logs": [
{"osbuild": "log log log"} for _ in ireqs
]
}
return [200, response_headers, json.dumps(result)]
class UploadTracker:
"""Mock koji file uploading and keep track of uploaded files
This assumes that `fast_incremental_upload` will be imported
directly into the plugin namespace.
"""
def __init__(self):
self.uploads = {}
def patch(self, plugin):
setattr(plugin,
"fast_incremental_upload",
self._fast_incremental_upload)
def _fast_incremental_upload(self, _session, name, fd, path, _tries, _log):
upload = self.uploads.get(name, {"path": path})
fd.seek(0, os.SEEK_END)
upload["pos"] = fd.tell()
self.uploads[name] = upload
def assert_upload(self, name):
if name not in self.uploads:
raise AssertionError(f"Upload {name} missing")
class MockHost:
"""Mock for the HostExport koji class
HostExport has the builder specific XML-RPC methods. This mocks a
small subset of it. Currently the methods to support tagging a
build are supported.
The `tags` property, a mapping from build it to a list of tag ids,
can be used see what tags were applied to a build id.
"""
def __init__(self):
self.tasks = {}
self.waitset = {}
self.count = 0
self.tags = {}
def subtask(self, method, arglist, parent, **opts):
if method != "tagBuild":
raise ValueError(f"{method} not mocked")
task = {
"method": method,
"parent": parent,
"arglist": arglist,
"opts": opts,
"result": True
}
self._tag_build(task)
self.count += 1
task_id = self.count
self.tasks[task_id] = task
def taskSetWait(self, parent, tasks):
if tasks is None:
tasks = [k for k, v in self.tasks.items() if v["parent"] == parent]
self.waitset[parent] = tasks
def taskWait(self, parent):
tasks = self.waitset[parent]
return tasks, []
def taskWaitResults(self, parent, tasks, canfail=None):
if canfail is None:
canfail = []
waitset = self.waitset[parent]
selected = [t for t in waitset if t in tasks]
res = {t: self.tasks[t]["result"] for t in selected}
return res
def _tag_build(self, task):
assert task["parent"], "tagBuild: need parent"
args = task["arglist"]
assert 2 < len(args) < 6, "tagBuild: wrong argument number"
tag = args[0]
build = args[1]
assert isinstance(tag, int), "tagBuild: tag id not int"
assert isinstance(build, int), "tagBuild: build id not int"
tags = self.tags.get(build, [])
tags += [tag]
self.tags[build] = tags
@PluginTest.load_plugin("builder")
class TestBuilderPlugin(PluginTest):
def setUp(self):
super().setUp()
self.uploads = UploadTracker()
self.uploads.patch(self.plugin)
@staticmethod
def mock_session():
host = MockHost()
session = flexmock(host=host)
build_target = {
"build_tag": 23,
"build_tag_name": "fedora-build",
"dest_tag": 42,
"dest_tag_name": "fedora-dest"
}
tag_info = {
"id": build_target["dest_tag"],
"name": build_target["dest_tag_name"],
"locked": False
}
build_config = {
"arches": "s390x aarch64 ppc64le x86_64"
}
repo_info = {
"id": 20201015,
"tag": build_target["build_tag_name"],
"tag_id": build_target["build_tag"],
"event_id": 2121,
}
session.should_receive("getBuildTarget") \
.with_args("fedora-candidate", strict=True) \
.and_return(build_target)
session.should_receive('getBuildConfig') \
.with_args(build_target["build_tag"]) \
.and_return(build_config)
session.should_receive("getTag") \
.with_args(build_target["build_tag"], strict=True) \
.and_return(tag_info)
session.should_receive('getRepo') \
.with_args(build_target["build_tag"]) \
.and_return(repo_info)
session.should_receive('getNextRelease') \
.with_args(dict) \
.and_return("20201015")
return session
@staticmethod
def mock_options():
options = flexmock(
allowed_scms='pkg.osbuild.org:/*:no',
workdir="/tmp",
topurl="http://localhost/kojifiles"
)
return options
def make_handler(self, *, config=None, session=None, options=None):
if not session:
session = self.mock_session()
if not options:
options = self.mock_options()
def creator():
return self.plugin.OSBuildImage(1,
"osbuildImage",
"params",
session,
options)
if not config:
return creator()
with tempfile.TemporaryDirectory() as tmp:
cfgfile = os.path.abspath(os.path.join(tmp, "ko.cfg"))
with open(cfgfile, 'w') as f:
config.write(f)
self.plugin.DEFAULT_CONFIG_FILES = [cfgfile]
return creator()
def test_plugin_config(self):
composer_url = "https://image-builder.osbuild.org:2323"
koji_url = "https://koji.osbuild.org/kojihub"
certs = ["crt", "key"]
ssl_cert = ", ".join(certs)
ssl_verify = False
cfg = configparser.ConfigParser()
cfg["composer"] = {
"server": composer_url,
"ssl_cert": ssl_cert,
"ssl_verify": ssl_verify
}
cfg["koji"] = {
"server": koji_url
}
handler = self.make_handler(config=cfg)
self.assertEqual(handler.composer_url, composer_url)
self.assertEqual(handler.koji_url, koji_url)
session = handler.client.http
self.assertEqual(session.cert, certs)
self.assertEqual(session.verify, ssl_verify)
# check we can handle a path in ssl_verify
ssl_verify = "/a/path/to/a/ca"
cfg["composer"]["ssl_verify"] = ssl_verify
handler = self.make_handler(config=cfg)
session = handler.client.http
self.assertEqual(session.verify, ssl_verify)
# check we can handle a plain ssl_cert string
ssl_cert = "/a/path/to/a/cert"
cfg["composer"]["ssl_cert"] = ssl_cert
handler = self.make_handler(config=cfg)
session = handler.client.http
self.assertEqual(session.cert, ssl_cert)
# check we handle detect wrong cert configs, i.e.
# three certificate components
cfg["composer"]["ssl_cert"] = "1, 2, 3"
with self.assertRaises(ValueError):
self.make_handler(config=cfg)
def test_unknown_build_target(self):
session = flexmock()
session.should_receive("getBuildTarget") \
.with_args("target", strict=True) \
.and_return(None)
options = flexmock(allowed_scms='pkg.osbuild.org:/*:no',
workdir="/tmp")
handler = self.plugin.OSBuildImage(1,
"osbuildImage",
"params",
session,
options)
args = ["name", "version", "distro",
["image_type"],
"target",
["arches"],
{}]
with self.assertRaises(koji.BuildError):
handler.handler(*args)
def test_unsupported_architecture(self):
session = flexmock()
build_target = {
"build_tag": "fedora-build",
"name": "fedora-candidate",
"dest_tag_name": "fedora-updates"
}
session.should_receive("getBuildTarget") \
.with_args("fedora-candidate", strict=True) \
.and_return(build_target) \
.once()
session.should_receive('getBuildConfig') \
.with_args(build_target["build_tag"]) \
.and_return({"arches": "x86_64"})
options = flexmock(allowed_scms='pkg.osbuild.org:/*:no',
workdir="/tmp")
handler = self.plugin.OSBuildImage(1,
"osbuildImage",
"params",
session,
options)
args = ["name", "version", "distro",
["image_type"],
"fedora-candidate",
["s390x"],
{}]
with self.assertRaises(koji.BuildError) as err:
handler.handler(*args)
self.assertTrue(str(err).startswith("Unsupported"))
@httpretty.activate
def test_bad_request(self):
# Simulate a bad request by asking for an unsupported architecture
handler = self.make_handler()
args = ["name", "version", "distro",
["image_type"],
"fedora-candidate",
["x86_64"],
{}]
url = self.plugin.DEFAULT_COMPOSER_URL
composer = MockComposer(url, architectures=["s390x"])
composer.httpretty_regsiter()
with self.assertRaises(koji.GenericError):
handler.handler(*args)
self.uploads.assert_upload("compose-request.json")
@httpretty.activate
def test_compose_success(self):
# Simulate a successful compose, check return value
session = self.mock_session()
handler = self.make_handler(session=session)
arches = ["x86_64", "s390x"]
repos = ["http://1.repo", "https://2.repo"]
args = ["name", "version", "distro",
["image_type"],
"fedora-candidate",
arches,
{"repo": repos}]
url = self.plugin.DEFAULT_COMPOSER_URL
composer = MockComposer(url, architectures=arches)
composer.httpretty_regsiter()
res = handler.handler(*args)
assert res, "invalid compose result"
compose_id = res["composer"]["id"]
compose = composer.composes.get(compose_id)
self.assertIsNotNone(compose)
ireqs = compose["request"]["image_requests"]
# Check we got all the requested architectures
ireq_arches = [i["architecture"] for i in ireqs]
diff = set(arches) ^ set(ireq_arches)
self.assertEqual(diff, set())
for ir in ireqs:
have = [r["baseurl"] for r in ir["repositories"]]
self.assertEqual(have, repos)
# check uploads: logs, compose request
for arch in arches:
self.uploads.assert_upload(f"{arch}-image_type.log.json")
self.uploads.assert_upload("compose-request.json")
self.uploads.assert_upload("compose-status.json")
build_id = res["koji"]["build"]
# build should have been tagged
self.assertIn(build_id, session.host.tags)
@httpretty.activate
def test_compose_failure(self):
# Simulate a failed compose, check exception is raised
session = self.mock_session()
handler = self.make_handler(session=session)
args = ["name", "version", "distro",
["image_type"],
"fedora-candidate",
["x86_64"],
{}]
url = self.plugin.DEFAULT_COMPOSER_URL
composer = MockComposer(url, architectures=["x86_64"])
composer.httpretty_regsiter()
composer.status = "failure"
with self.assertRaises(koji.BuildError):
handler.handler(*args)
self.uploads.assert_upload("compose-request.json")
self.uploads.assert_upload("x86_64-image_type.log.json")
self.uploads.assert_upload("compose-status.json")
# build must not have been tagged
self.assertEqual(len(session.host.tags), 0)
@httpretty.activate
def test_compose_no_logs(self):
# Simulate fetching the logs fails, a non-fatal issue
session = self.mock_session()
handler = self.make_handler(session=session)
url = self.plugin.DEFAULT_COMPOSER_URL
composer = MockComposer(url)
composer.httpretty_regsiter()
args = ["name", "version", "distro",
["image_type"],
"fedora-candidate",
composer.architectures,
{}]
composer.routes["logs"] = {
"status": 500
}
res = handler.handler(*args)
assert res, "invalid compose result"
self.uploads.assert_upload("compose-request.json")
with self.assertRaises(AssertionError):
self.uploads.assert_upload("x86_64-image_type.log.json")
@httpretty.activate
def test_skip_tag(self):
# Simulate a successful compose, where the tagging
# should be skipped
session = self.mock_session()
handler = self.make_handler(session=session)
url = self.plugin.DEFAULT_COMPOSER_URL
composer = MockComposer(url)
composer.httpretty_regsiter()
args = ["name", "version", "distro",
["image_type"],
"fedora-candidate",
composer.architectures,
{"skip_tag": True}]
res = handler.handler(*args)
assert res, "invalid compose result"
self.uploads.assert_upload("compose-request.json")
# build must *not* have been tagged
self.assertEqual(len(session.host.tags), 0)
@httpretty.activate
def test_cli_compose_success(self):
# Check the basic usage of the plugin as a stand-alone client
# for the osbuild-composer API
url = self.plugin.DEFAULT_COMPOSER_URL
composer = MockComposer(url, architectures=["x86_64"])
composer.httpretty_regsiter()
certs = [
"test/data/example-crt.pem",
"test/data/example-key.pem"
]
args = [
"plugins/builder/osbuild.py",
"compose",
"Fedora-Cloud-Image",
"32",
"20201015.0",
"fedora-32",
"http://download.localhost/pub/linux/$arch",
"x86_64",
"--cert", ", ".join(certs),
"--ca", "test/data/example-ca.pem"
]
with unittest.mock.patch.object(sys, 'argv', args):
res = self.plugin.main()
self.assertEqual(res, 0)