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feature: Automatically pass SOURCE_DATE_EPOCH to Linux containers #1589

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Merged
merged 1 commit into from
Sep 18, 2023
Merged

feature: Automatically pass SOURCE_DATE_EPOCH to Linux containers #1589

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1 change: 1 addition & 0 deletions cibuildwheel/oci_container.py
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Original file line number Diff line number Diff line change
Expand Up @@ -115,6 +115,7 @@ def __enter__(self) -> OCIContainer:
self.engine.name,
"create",
"--env=CIBUILDWHEEL",
"--env=SOURCE_DATE_EPOCH",
f"--name={self.name}",
"--interactive",
"--volume=/:/host", # ignored on CircleCI
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3 changes: 3 additions & 0 deletions docs/options.md
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Expand Up @@ -664,6 +664,9 @@ A list of environment variables to pass into the linux container during the buil

To specify more than one environment variable, separate the variable names by spaces.

!!! note
cibuildwheel automatically passes the environment variable [`SOURCE_DATE_EPOCH`](https://reproducible-builds.org/docs/source-date-epoch/) if defined.

#### Examples

!!! tab examples "Environment passthrough"
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11 changes: 11 additions & 0 deletions unit_test/oci_container_test.py
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Expand Up @@ -72,6 +72,17 @@ def test_environment(container_engine):
)


def test_environment_pass(container_engine, monkeypatch):
monkeypatch.setenv("CIBUILDWHEEL", "1")
monkeypatch.setenv("SOURCE_DATE_EPOCH", "1489957071")
with OCIContainer(engine=container_engine, image=DEFAULT_IMAGE) as container:
assert container.call(["sh", "-c", "echo $CIBUILDWHEEL"], capture_output=True) == "1\n"
assert (
container.call(["sh", "-c", "echo $SOURCE_DATE_EPOCH"], capture_output=True)
== "1489957071\n"
)


def test_cwd(container_engine):
with OCIContainer(
engine=container_engine, image=DEFAULT_IMAGE, cwd="/cibuildwheel/working_directory"
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