Files
hermes-agent/tests/tools/test_build_subprocess_env.py

80 lines
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Python

"""Real children observe factory scrubbing, overrides and routed profile homes."""
import os
import pytest
from tests.tools._child_env_fixtures import child_env, observe_child # noqa: F401
from tools.environments.local import build_subprocess_env
@pytest.mark.parametrize("scrub,inherit_home", [(True, True), (True, False), (False, True), (False, False)])
def test_factory_child_policy_and_profile_home(child_env, monkeypatch, scrub, inherit_home):
from hermes_constants import set_hermes_home_override, reset_hermes_home_override
routed = child_env / "profiles/coder"
routed.mkdir(parents=True)
monkeypatch.setenv("ANTHROPIC_API_KEY", "fake-parent-secret")
monkeypatch.setenv("AUXILIARY_FAKE_API_KEY", "fake-auxiliary")
monkeypatch.setenv("GATEWAY_RELAY_FOO_TOKEN", "fake-relay")
before = dict(os.environ)
token = set_hermes_home_override(str(routed))
try:
env = build_subprocess_env(scrub_secrets=scrub, inherit_profile_home=inherit_home,
extra={"MY_HARMLESS_VAR": "caller", "ANTHROPIC_API_KEY": "fake-extra"})
result = observe_child(env, ["HERMES_HOME", "ANTHROPIC_API_KEY", "AUXILIARY_FAKE_API_KEY",
"GATEWAY_RELAY_FOO_TOKEN", "MY_HARMLESS_VAR"])
finally:
reset_hermes_home_override(token)
assert result == {
"HERMES_HOME": str(routed) if scrub or inherit_home else before["HERMES_HOME"],
"ANTHROPIC_API_KEY": None if scrub else "fake-extra",
"AUXILIARY_FAKE_API_KEY": None if scrub else "fake-auxiliary",
"GATEWAY_RELAY_FOO_TOKEN": None if scrub else "fake-relay", "MY_HARMLESS_VAR": "caller",
}
assert dict(os.environ) == before
def test_no_scrub_is_byte_preserving_except_explicit_extra():
base = {"PATH": "/bin", "PYTHONHOME": "/poison", "VIRTUAL_ENV": "/venv",
"CONDA_PREFIX": "/conda", "SERVICE_TOKEN": "fake", "HERMES_HOME": "/original"}
assert build_subprocess_env(base, scrub_secrets=False, inherit_profile_home=False) == base
assert build_subprocess_env(base, scrub_secrets=False, extra={"HERMES_HOME": "/caller"})["HERMES_HOME"] == "/caller"
def test_e2e_scrubbed_env_resolves_bare_hermes_under_minimal_parent_path(monkeypatch):
"""Regression for #92998/#93082: a gateway launched by systemd/cron with a
minimal PATH (no hermes console-script dir) must still hand cron job
children an env whose PATH resolves bare ``hermes``.
Exercises the REAL factory and the REAL bin-dir resolver — no mocks of the
helpers. cron/scheduler._run_job_script builds its child env via exactly
this call (``build_subprocess_env()`` with scrub on).
"""
import shutil
from tools.environments import local as local_mod
bin_dir = local_mod._resolve_hermes_bin_dir()
if not bin_dir or not os.path.isfile(
os.path.join(bin_dir, "hermes.exe" if os.name == "nt" else "hermes")
):
pytest.skip("no real hermes console-script install available")
# Simulate the service-manager minimal PATH: hermes dir absent.
minimal_path = os.pathsep.join(["/usr/bin", "/bin"])
monkeypatch.setenv("PATH", minimal_path)
assert shutil.which("hermes", path=minimal_path) is None
env = build_subprocess_env(scrub_secrets=True) # cron _run_job_script path
resolved = shutil.which("hermes", path=env.get("PATH", ""))
assert resolved is not None, (
f"bare 'hermes' must resolve from the child PATH {env.get('PATH')!r}"
)
assert os.path.dirname(resolved) == bin_dir
assert env["PATH"].split(os.pathsep)[0] == bin_dir
# Idempotent: running the parent env through the factory again must not
# duplicate the entry.
env2 = build_subprocess_env(env, scrub_secrets=True)
assert env2["PATH"].split(os.pathsep).count(bin_dir) == 1