mirror of
https://github.com/nesquena/hermes-webui.git
synced 2026-05-24 18:50:15 +00:00
Michael Lam
61 lines
2.8 KiB
Python
61 lines
2.8 KiB
Python
"""Regression coverage for issue #1908 Docker production hardening."""
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import pathlib
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import re
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REPO = pathlib.Path(__file__).parent.parent
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DOCKERFILE = (REPO / "Dockerfile").read_text(encoding="utf-8")
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INIT_SCRIPT = (REPO / "docker_init.bash").read_text(encoding="utf-8")
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DOCKER_DOCS = (REPO / "docs" / "docker.md").read_text(encoding="utf-8")
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def _dockerfile_install_packages() -> str:
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match = re.search(
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r"apt-get install -y --no-install-recommends \\\n(?P<body>.*?)&& apt-get upgrade -y",
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DOCKERFILE,
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re.DOTALL,
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)
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assert match, "Could not find the production apt package install block"
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return match.group("body")
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def test_production_dockerfile_does_not_grant_passwordless_sudo():
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"""The production image must not install sudo or grant NOPASSWD root escalation."""
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packages = _dockerfile_install_packages()
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assert "sudo" not in packages, "production Dockerfile must not install sudo"
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assert "NOPASSWD" not in DOCKERFILE, "production Dockerfile must not grant passwordless sudo"
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assert "adduser hermeswebui sudo" not in DOCKERFILE
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assert "adduser hermeswebuitoo sudo" not in DOCKERFILE
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assert "hermeswebuitoo" not in DOCKERFILE, "production image should not keep a sudo-capable staging user"
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def test_init_script_does_not_depend_on_sudo_at_runtime():
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"""Runtime setup may start as root, but must drop privileges without sudo."""
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assert re.search(r"^if \[ \"A\$\{whoami\}\" == \"Aroot\" \]; then", INIT_SCRIPT, re.MULTILINE), (
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"docker_init.bash should perform privileged setup only in an explicit root init block"
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)
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assert "sudo " not in INIT_SCRIPT, "docker_init.bash must not invoke sudo in production"
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assert re.search(r"\bsu\b.*\bhermeswebui\b", INIT_SCRIPT), (
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"docker_init.bash must drop from root to hermeswebui before launching the server"
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)
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def test_init_script_uses_private_scratch_permissions():
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"""Init scratch paths under /tmp must be owner-only, not world-writable."""
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assert "chmod 777" not in INIT_SCRIPT
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assert "umask 0077" in INIT_SCRIPT
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assert re.search(r"chmod\s+700\s+\"?\$itdir\"?", INIT_SCRIPT), (
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"/tmp/hermeswebui_init should be mode 700"
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)
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assert re.search(r"chmod\s+600\s+\"?\$\{?tmpfile\}?\"?", INIT_SCRIPT), (
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"scratch files storing UID/GID/env data should be mode 600"
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)
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def test_docker_docs_explain_production_privilege_model():
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"""Docs must describe the production threat model rather than hiding the tradeoff."""
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hardening_section = DOCKER_DOCS[DOCKER_DOCS.find("## Production image security model") :]
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assert "## Production image security model" in DOCKER_DOCS
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assert "passwordless sudo" in hardening_section
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assert "root" in hardening_section and "hermeswebui" in hardening_section
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assert "single-tenant" in hardening_section
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