summaryrefslogtreecommitdiff
path: root/tests/integration/shell.py
blob: b0de76ef5097881866959824d26fca0caf1d8ea1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
# Pylint doesn't play well with fixtures and dependency injection from pytest
# pylint: disable=redefined-outer-name

import os
import pytest

from buildstream import _yaml
from buildstream.testing import cli_integration as cli  # pylint: disable=unused-import
from buildstream.testing._utils.site import HAVE_SANDBOX
from buildstream._exceptions import ErrorDomain
from buildstream import utils

from tests.testutils import create_artifact_share


pytestmark = pytest.mark.integration


DATA_DIR = os.path.join(
    os.path.dirname(os.path.realpath(__file__)),
    "project"
)


# execute_shell()
#
# Helper to run `bst shell` and first ensure that the element is built
#
# Args:
#    cli (Cli): The cli runner fixture
#    project (str): The project directory
#    command (list): The command argv list
#    config (dict): A project.conf dictionary to composite over the default
#    mount (tuple): A (host, target) tuple for the `--mount` option
#    element (str): The element to build and run a shell with
#    isolate (bool): Whether to pass --isolate to `bst shell`
#
def execute_shell(cli, project, command, *, config=None, mount=None, element='base.bst', isolate=False):
    # Ensure the element is built
    result = cli.run_project_config(
        project=project, project_config=config, args=['build', element])
    assert result.exit_code == 0

    args = ['shell']
    if isolate:
        args += ['--isolate']
    if mount is not None:
        host_path, target_path = mount
        args += ['--mount', host_path, target_path]
    args += [element, '--', *command]

    return cli.run_project_config(
        project=project, project_config=config, args=args)


# Test running something through a shell, allowing it to find the
# executable
@pytest.mark.datafiles(DATA_DIR)
@pytest.mark.skipif(not HAVE_SANDBOX, reason='Only available with a functioning sandbox')
def test_shell(cli, datafiles):
    project = str(datafiles)

    result = execute_shell(cli, project, ["echo", "Ponies!"])
    assert result.exit_code == 0
    assert result.output == "Ponies!\n"


# Test running an executable directly
@pytest.mark.datafiles(DATA_DIR)
@pytest.mark.skipif(not HAVE_SANDBOX, reason='Only available with a functioning sandbox')
def test_executable(cli, datafiles):
    project = str(datafiles)

    result = execute_shell(cli, project, ["/bin/echo", "Horseys!"])
    assert result.exit_code == 0
    assert result.output == "Horseys!\n"


# Test shell environment variable explicit assignments
@pytest.mark.parametrize("animal", [("Horse"), ("Pony")])
@pytest.mark.datafiles(DATA_DIR)
@pytest.mark.skipif(not HAVE_SANDBOX, reason='Only available with a functioning sandbox')
# This test seems to fail or pass depending on if this file is run or the hole test suite
def test_env_assign(cli, datafiles, animal):
    project = str(datafiles)
    expected = animal + '\n'

    result = execute_shell(cli, project, ['/bin/sh', '-c', 'echo ${ANIMAL}'], config={
        'shell': {
            'environment': {
                'ANIMAL': animal
            }
        }
    })

    assert result.exit_code == 0
    assert result.output == expected


# Test shell environment variable explicit assignments with host env var expansion
@pytest.mark.parametrize("animal", [("Horse"), ("Pony")])
@pytest.mark.datafiles(DATA_DIR)
@pytest.mark.skipif(not HAVE_SANDBOX, reason='Only available with a functioning sandbox')
# This test seems to fail or pass depending on if this file is run or the hole test suite
def test_env_assign_expand_host_environ(cli, datafiles, animal):
    project = str(datafiles)
    expected = 'The animal is: {}\n'.format(animal)

    os.environ['BEAST'] = animal

    result = execute_shell(cli, project, ['/bin/sh', '-c', 'echo ${ANIMAL}'], config={
        'shell': {
            'environment': {
                'ANIMAL': 'The animal is: ${BEAST}'
            }
        }
    })

    assert result.exit_code == 0
    assert result.output == expected


# Test that shell environment variable explicit assignments are discarded
# when running an isolated shell
@pytest.mark.parametrize("animal", [("Horse"), ("Pony")])
@pytest.mark.datafiles(DATA_DIR)
@pytest.mark.skipif(not HAVE_SANDBOX, reason='Only available with a functioning sandbox')
# This test seems to faili or pass depending on if this file is run or the hole test suite
def test_env_assign_isolated(cli, datafiles, animal):
    project = str(datafiles)
    result = execute_shell(cli, project, ['/bin/sh', '-c', 'echo ${ANIMAL}'], isolate=True, config={
        'shell': {
            'environment': {
                'ANIMAL': animal
            }
        }
    })

    assert result.exit_code == 0
    assert result.output == '\n'


# Test running an executable in a runtime with no shell (i.e., no
# /bin/sh)
@pytest.mark.datafiles(DATA_DIR)
@pytest.mark.skipif(not HAVE_SANDBOX, reason='Only available with a functioning sandbox')
def test_no_shell(cli, datafiles):
    project = str(datafiles)
    element_path = os.path.join(project, 'elements')
    element_name = 'shell/no-shell.bst'

    # Create an element that removes /bin/sh from the base runtime
    element = {
        'kind': 'script',
        'depends': [{
            'filename': 'base.bst',
            'type': 'build'
        }],
        'variables': {
            'install-root': '/'
        },
        'config': {
            'commands': [
                'rm /bin/sh'
            ]
        }
    }
    os.makedirs(os.path.dirname(os.path.join(element_path, element_name)), exist_ok=True)
    _yaml.roundtrip_dump(element, os.path.join(element_path, element_name))

    result = execute_shell(cli, project, ['/bin/echo', 'Pegasissies!'], element=element_name)
    assert result.exit_code == 0
    assert result.output == "Pegasissies!\n"


# Test that bind mounts defined in project.conf work
@pytest.mark.parametrize("path", [("/etc/pony.conf"), ("/usr/share/pony/pony.txt")])
@pytest.mark.datafiles(DATA_DIR)
@pytest.mark.skipif(not HAVE_SANDBOX, reason='Only available with a functioning sandbox')
@pytest.mark.xfail(HAVE_SANDBOX == 'buildbox', reason='Not working with BuildBox', strict=True)
def test_host_files(cli, datafiles, path):
    project = str(datafiles)
    ponyfile = os.path.join(project, 'files', 'shell-mount', 'pony.txt')
    result = execute_shell(cli, project, ['cat', path], config={
        'shell': {
            'host-files': [
                {
                    'host_path': ponyfile,
                    'path': path
                }
            ]
        }
    })
    assert result.exit_code == 0
    assert result.output == 'pony\n'


# Test that bind mounts defined in project.conf work
@pytest.mark.parametrize("path", [("/etc"), ("/usr/share/pony")])
@pytest.mark.datafiles(DATA_DIR)
@pytest.mark.skipif(not HAVE_SANDBOX, reason='Only available with a functioning sandbox')
@pytest.mark.xfail(HAVE_SANDBOX == 'buildbox', reason='Not working with BuildBox', strict=True)
def test_host_files_expand_environ(cli, datafiles, path):
    project = str(datafiles)
    hostpath = os.path.join(project, 'files', 'shell-mount')
    fullpath = os.path.join(path, 'pony.txt')

    os.environ['BASE_PONY'] = path
    os.environ['HOST_PONY_PATH'] = hostpath

    result = execute_shell(cli, project, ['cat', fullpath], config={
        'shell': {
            'host-files': [
                {
                    'host_path': '${HOST_PONY_PATH}/pony.txt',
                    'path': '${BASE_PONY}/pony.txt'
                }
            ]
        }
    })
    assert result.exit_code == 0
    assert result.output == 'pony\n'


# Test that bind mounts defined in project.conf dont mount in isolation
@pytest.mark.parametrize("path", [("/etc/pony.conf"), ("/usr/share/pony/pony.txt")])
@pytest.mark.datafiles(DATA_DIR)
@pytest.mark.skipif(not HAVE_SANDBOX, reason='Only available with a functioning sandbox')
def test_isolated_no_mount(cli, datafiles, path):
    project = str(datafiles)
    ponyfile = os.path.join(project, 'files', 'shell-mount', 'pony.txt')
    result = execute_shell(cli, project, ['cat', path], isolate=True, config={
        'shell': {
            'host-files': [
                {
                    'host_path': ponyfile,
                    'path': path
                }
            ]
        }
    })
    assert result.exit_code != 0
    assert path in result.stderr
    assert 'No such file or directory' in result.stderr


# Test that we warn about non-existing files on the host if the mount is not
# declared as optional, and that there is no warning if it is optional
@pytest.mark.parametrize("optional", [("mandatory"), ("optional")])
@pytest.mark.datafiles(DATA_DIR)
@pytest.mark.skipif(not HAVE_SANDBOX, reason='Only available with a functioning sandbox')
def test_host_files_missing(cli, datafiles, optional):
    project = str(datafiles)
    ponyfile = os.path.join(project, 'files', 'shell-mount', 'horsy.txt')

    option = (optional == "optional")

    # Assert that we did successfully run something in the shell anyway
    result = execute_shell(cli, project, ['echo', 'Hello'], config={
        'shell': {
            'host-files': [
                {
                    'host_path': ponyfile,
                    'path': '/etc/pony.conf',
                    'optional': option
                }
            ]
        }
    })
    assert result.exit_code == 0
    assert result.output == 'Hello\n'

    if option:
        # Assert that there was no warning about the mount
        assert ponyfile not in result.stderr
    else:
        # Assert that there was a warning about the mount
        assert ponyfile in result.stderr


# Test that bind mounts defined in project.conf work
@pytest.mark.parametrize("path", [("/etc/pony.conf"), ("/usr/share/pony/pony.txt")])
@pytest.mark.datafiles(DATA_DIR)
@pytest.mark.skipif(not HAVE_SANDBOX, reason='Only available with a functioning sandbox')
@pytest.mark.xfail(HAVE_SANDBOX == 'buildbox', reason='Not working with BuildBox', strict=True)
def test_cli_mount(cli, datafiles, path):
    project = str(datafiles)
    ponyfile = os.path.join(project, 'files', 'shell-mount', 'pony.txt')

    result = execute_shell(cli, project, ['cat', path], mount=(ponyfile, path))
    assert result.exit_code == 0
    assert result.output == 'pony\n'


# Test that we can see the workspace files in a shell
@pytest.mark.datafiles(DATA_DIR)
@pytest.mark.skipif(not HAVE_SANDBOX, reason='Only available with a functioning sandbox')
def test_workspace_visible(cli, datafiles):
    project = str(datafiles)
    workspace = os.path.join(cli.directory, 'workspace')
    element_name = 'workspace/workspace-mount-fail.bst'

    # Open a workspace on our build failing element
    #
    res = cli.run(project=project, args=['workspace', 'open', '--directory', workspace, element_name])
    assert res.exit_code == 0

    # Ensure the dependencies of our build failing element are built
    result = cli.run(project=project, args=['build', 'base.bst'])
    assert result.exit_code == 0

    # Obtain a copy of the hello.c content from the workspace
    #
    workspace_hello_path = os.path.join(cli.directory, 'workspace', 'hello.c')
    assert os.path.exists(workspace_hello_path)
    with open(workspace_hello_path, 'r') as f:
        workspace_hello = f.read()

    # Cat the hello.c file from a bst shell command, and assert
    # that we got the same content here
    #
    result = cli.run(project=project, args=[
        'shell', '--build', element_name, '--', 'cat', 'hello.c'
    ])
    assert result.exit_code == 0
    assert result.output == workspace_hello


# Test that '--sysroot' works
@pytest.mark.datafiles(DATA_DIR)
@pytest.mark.skipif(not HAVE_SANDBOX, reason='Only available with a functioning sandbox')
@pytest.mark.xfail(HAVE_SANDBOX == 'buildbox', reason='Not working with BuildBox', strict=True)
def test_sysroot(cli, tmpdir, datafiles):
    project = str(datafiles)
    base_element = "base/base-alpine.bst"
    # test element only needs to be something lightweight for this test
    test_element = "script/script.bst"
    checkout_dir = os.path.join(str(tmpdir), 'alpine-sysroot')
    test_file = 'hello'

    # Build and check out a sysroot
    res = cli.run(project=project, args=['build', base_element])
    res.assert_success()
    res = cli.run(project=project, args=['artifact', 'checkout', base_element, '--directory', checkout_dir])
    res.assert_success()

    # Mutate the sysroot
    test_path = os.path.join(checkout_dir, test_file)
    with open(test_path, 'w') as f:
        f.write('hello\n')

    # Shell into the sysroot and check the test file exists
    res = cli.run(project=project, args=[
        'shell', '--build', '--sysroot', checkout_dir, test_element, '--',
        'grep', '-q', 'hello', '/' + test_file
    ])
    res.assert_success()


# Test system integration commands can access devices in /dev
@pytest.mark.datafiles(DATA_DIR)
@pytest.mark.skipif(not HAVE_SANDBOX, reason='Only available with a functioning sandbox')
def test_integration_devices(cli, datafiles):
    project = str(datafiles)
    element_name = 'integration.bst'

    result = execute_shell(cli, project, ["true"], element=element_name)
    assert result.exit_code == 0


# Test that a shell can be opened from an external workspace
@pytest.mark.datafiles(DATA_DIR)
@pytest.mark.parametrize("build_shell", [("build"), ("nobuild")])
@pytest.mark.parametrize("guess_element", [True, False], ids=["guess", "no-guess"])
@pytest.mark.skipif(not HAVE_SANDBOX, reason='Only available with a functioning sandbox')
def test_integration_external_workspace(cli, tmpdir_factory, datafiles, build_shell, guess_element):
    tmpdir = tmpdir_factory.mktemp("")
    project = str(datafiles)
    element_name = 'autotools/amhello.bst'
    workspace_dir = os.path.join(str(tmpdir), 'workspace')

    if guess_element:
        # Mutate the project.conf to use a default shell command
        project_file = os.path.join(project, 'project.conf')
        config_text = "shell:\n"\
                      "  command: ['true']\n"
        with open(project_file, 'a') as f:
            f.write(config_text)

    result = cli.run(project=project, args=[
        'workspace', 'open', '--directory', workspace_dir, element_name
    ])
    result.assert_success()

    result = cli.run(project=project, args=['-C', workspace_dir, 'build', element_name])
    result.assert_success()

    command = ['-C', workspace_dir, 'shell']
    if build_shell == 'build':
        command.append('--build')
    if not guess_element:
        command.extend([element_name, '--', 'true'])
    result = cli.run(project=project, cwd=workspace_dir, args=command)
    result.assert_success()


@pytest.mark.datafiles(DATA_DIR)
@pytest.mark.skipif(not HAVE_SANDBOX, reason='Only available with a functioning sandbox')
def test_integration_partial_artifact(cli, datafiles, tmpdir, integration_cache):

    project = str(datafiles)
    element_name = 'autotools/amhello.bst'

    # push to an artifact server so we can pull from it later.
    with create_artifact_share(os.path.join(str(tmpdir), 'artifactshare')) as share:
        cli.configure({'artifacts': {
            'url': share.repo,
            'push': True
        }})
        result = cli.run(project=project, args=['build', element_name])
        result.assert_success()

        # If the build is cached then it might not push to the artifact cache
        result = cli.run(project=project, args=['artifact', 'push', element_name])
        result.assert_success()

        result = cli.run(project=project, args=['shell', element_name])
        result.assert_success()

        # do a checkout and get the digest of the hello binary.
        result = cli.run(project=project, args=[
            'artifact', 'checkout', '--deps', 'none',
            '--directory', os.path.join(str(tmpdir), 'tmp'),
            'autotools/amhello.bst'])
        result.assert_success()
        digest = utils.sha256sum(os.path.join(str(tmpdir), 'tmp', 'usr', 'bin', 'hello'))

        # Remove the binary from the CAS
        cachedir = cli.config['cachedir']
        objpath = os.path.join(cachedir, 'cas', 'objects', digest[:2], digest[2:])
        os.unlink(objpath)

        # check shell doesn't work
        result = cli.run(project=project, args=['shell', element_name, '--', 'hello'])
        result.assert_main_error(ErrorDomain.APP, None)

        # check the artifact gets completed with '--pull' specified
        result = cli.run(project=project, args=['shell', '--pull', element_name, '--', 'hello'])
        result.assert_success()
        assert 'autotools/amhello.bst' in result.get_pulled_elements()