BUILD.venv

# rules on what packaging can depend on
__dependencies_rules__(
    (
        # All python sources in this directory
        "<python_*>[/*]",
        (
            # may depend on 3rd party dependencies,
            "//reqs#*",
            # and on anything in this diretory,
            "/**",
            # but nothing else (eg not st2common, st2*, runners, ...).
            "!*",
        ),
    ),
    # other targets (not python in this directory) may depend on anything.
    ("*", "*"),
)

python_sources()

# We use st2-py*.pex to quickly build a venv (like /opt/stackstorm/st2)
# that includes all requirements and our wheels.


def _pex_py3(minor: str, constraint: str = ""):
    if not constraint:
        constraint = f"CPython==3.{minor}.*"
    return parametrize(
        f"py3{minor}",
        output_path=f"${{spec_path_normalized}}/st2-py3{minor}.pex",
        interpreter_constraints=[constraint],
    )


pex_binary(
    name="st2.pex",
    dependencies=[
        # this should depend on all python_distribution targets
        "//st2actions",
        "//st2api",
        "//st2auth",
        "//st2client",
        "//st2common",
        "//st2reactor",
        "//st2stream",
        "//st2tests",
        "//contrib/runners/action_chain_runner",
        "//contrib/runners/announcement_runner",
        "//contrib/runners/http_runner",
        "//contrib/runners/inquirer_runner",
        "//contrib/runners/local_runner",
        "//contrib/runners/noop_runner",
        "//contrib/runners/orquesta_runner",
        "//contrib/runners/python_runner",
        "//contrib/runners/remote_runner",
        "//contrib/runners/winrm_runner",
    ],
    executable="build_st2_venv.py",  # included by dependency inferrence
    execution_mode="venv",
    layout="zipapp",  # zipapp creates a single file, loose and packed create directories
    sh_boot=True,  # faster startup time (only relevant for unpacking the pex)
    include_tools=True,  # include pex.tools to populate a venv from the pex
    # TODO: To improve docker layer caching, we could break this into 2 pexes
    #       one w/ include_requirements=False and the other w/ include_requirements=True.
    include_requirements=True,  # include third party requirements
    include_sources=False,  # already includes our wheels, skipping wheel-owned sources
    venv_hermetic_scripts=False,  # do not add -sE to script shebangs
    # 1 parametrize group per python minor version in [DEFAULT].st2_interpreter_constraints in pants.toml
    **_pex_py3("8", constraint="CPython>=3.8.1,<3.9"),
    **_pex_py3("9"),
    **_pex_py3("10"),
    **_pex_py3("11"),
)