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import os
import shlex
import pytest
from buildstream import _yaml
from buildstream.plugintestutils import cli_integration as cli
from buildstream.plugintestutils.integration import assert_contains
from tests.testutils.site import HAVE_SANDBOX
pytestmark = pytest.mark.integration
DATA_DIR = os.path.join(
os.path.dirname(os.path.realpath(__file__)),
"project"
)
@pytest.mark.datafiles(DATA_DIR)
@pytest.mark.skipif(not HAVE_SANDBOX, reason='Only available with a functioning sandbox')
def test_absolute_symlinks(cli, datafiles):
project = os.path.join(datafiles.dirname, datafiles.basename)
checkout = os.path.join(cli.directory, 'checkout')
element_name = 'symlinks/dangling-symlink.bst'
result = cli.run(project=project, args=['build', element_name])
assert result.exit_code == 0
result = cli.run(project=project, args=['artifact', 'checkout', element_name, '--directory', checkout])
assert result.exit_code == 0
symlink = os.path.join(checkout, 'opt', 'orgname')
assert os.path.islink(symlink)
# The symlink is created to point to /usr/orgs/orgname and BuildStream
# should not mangle symlinks.
assert os.readlink(symlink) == '/usr/orgs/orgname'
@pytest.mark.datafiles(DATA_DIR)
@pytest.mark.skipif(not HAVE_SANDBOX, reason='Only available with a functioning sandbox')
def test_disallow_overlaps_inside_symlink_with_dangling_target(cli, datafiles):
project = os.path.join(datafiles.dirname, datafiles.basename)
checkout = os.path.join(cli.directory, 'checkout')
element_name = 'symlinks/dangling-symlink-overlap.bst'
result = cli.run(project=project, args=['build', element_name])
assert result.exit_code == 0
result = cli.run(project=project, args=['artifact', 'checkout', element_name, '--directory', checkout])
assert result.exit_code == -1
assert 'Destination is a symlink, not a directory: /opt/orgname' in result.stderr
@pytest.mark.datafiles(DATA_DIR)
@pytest.mark.skipif(not HAVE_SANDBOX, reason='Only available with a functioning sandbox')
def test_detect_symlink_overlaps_pointing_outside_sandbox(cli, datafiles):
project = os.path.join(datafiles.dirname, datafiles.basename)
checkout = os.path.join(cli.directory, 'checkout')
element_name = 'symlinks/symlink-to-outside-sandbox-overlap.bst'
# Building the two elements should succeed...
result = cli.run(project=project, args=['build', element_name])
assert result.exit_code == 0
# ...but when we compose them together, the overlaps create paths that
# point outside the sandbox which BuildStream needs to detect before it
# tries to actually write there.
result = cli.run(project=project, args=['artifact', 'checkout', element_name, '--directory', checkout])
assert result.exit_code == -1
assert 'Destination is a symlink, not a directory: /opt/escape-hatch' in result.stderr
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