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import os
from buildstream import Element
class RandomElement(Element):
BST_VIRTUAL_DIRECTORY = True
def configure(self, node):
pass
def preflight(self):
pass
def get_unique_key(self):
pass
def configure_sandbox(self, sandbox):
pass
def stage(self, sandbox):
pass
def assemble(self, sandbox):
rootdir = sandbox.get_virtual_directory()
outputdir = rootdir.descend("output", create=True)
# Generate non-reproducible output
with outputdir.open_file("random", mode="wb") as f:
f.write(os.urandom(64))
return "/output"
def setup():
return RandomElement
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