Restructure repository into output workspace
This commit is contained in:
239
output/scripts/lint_repo.py
Executable file
239
output/scripts/lint_repo.py
Executable file
@@ -0,0 +1,239 @@
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#!/usr/bin/env python3
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"""Lint Cloudron app scaffolds."""
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from __future__ import annotations
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import argparse
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import json
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import os
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import pathlib
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import subprocess
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from dataclasses import dataclass
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from typing import Dict, Iterable, List, Sequence, Tuple
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try:
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import jsonschema
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except ModuleNotFoundError as exc: # pragma: no cover - guidance for local execution
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raise SystemExit(
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"jsonschema is required. Run this script through './output/run/dev.sh python output/scripts/lint_repo.py ...' so dependencies come from the devtools container."
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) from exc
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OUTPUT_ROOT = pathlib.Path(__file__).resolve().parents[1]
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REPO_ROOT = OUTPUT_ROOT.parent
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SCHEMA_PATH = OUTPUT_ROOT / "schema" / "cloudron-manifest.schema.json"
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DEFAULT_BASE_IMAGE_PREFIX = "cloudron/base"
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@dataclass
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class Issue:
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severity: str # "error" or "warning"
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message: str
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def __str__(self) -> str:
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return f"{self.severity.upper()}: {self.message}"
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def load_schema() -> Dict[str, object]:
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with SCHEMA_PATH.open("r", encoding="utf-8") as handle:
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return json.load(handle)
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def list_apps(apps_dir: pathlib.Path) -> List[pathlib.Path]:
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return sorted(p for p in apps_dir.iterdir() if p.is_dir())
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def resolve_slugs_from_paths(paths: Sequence[str]) -> List[str]:
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slugs = set()
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for path in paths:
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parts = pathlib.PurePosixPath(path).parts
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if len(parts) >= 2 and parts[0] == "apps":
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slugs.add(parts[1])
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elif len(parts) >= 3 and parts[0] == "output" and parts[1] == "apps":
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slugs.add(parts[2])
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return sorted(slugs)
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def collect_paths_from_git(diff_target: str) -> List[str]:
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if not diff_target:
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return []
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result = subprocess.run(
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["git", "diff", "--name-only", diff_target],
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cwd=REPO_ROOT,
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check=False,
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capture_output=True,
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text=True,
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)
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if result.returncode != 0:
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return []
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return [line.strip() for line in result.stdout.splitlines() if line.strip()]
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def parse_args() -> argparse.Namespace:
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parser = argparse.ArgumentParser(description="Lint Cloudron app scaffolds")
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parser.add_argument("--slug", action="append", dest="slugs", help="Limit linting to the provided slug")
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parser.add_argument("--path", action="append", dest="paths", help="Infer slugs from changed file paths")
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parser.add_argument("--git-diff", default=None, help="Infer paths from git diff target (e.g. HEAD)")
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parser.add_argument("--strict", action="store_true", help="Treat placeholder warnings as errors")
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parser.add_argument("--base-prefix", default=DEFAULT_BASE_IMAGE_PREFIX, help="Expected base image prefix")
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return parser.parse_args()
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def load_manifest(manifest_path: pathlib.Path, schema: Dict[str, object]) -> Tuple[Dict[str, object] | None, List[Issue]]:
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issues: List[Issue] = []
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if not manifest_path.exists():
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issues.append(Issue("error", "missing CloudronManifest.json"))
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return None, issues
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try:
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data = json.loads(manifest_path.read_text(encoding="utf-8"))
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except json.JSONDecodeError as exc:
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issues.append(Issue("error", f"manifest JSON invalid: {exc}"))
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return None, issues
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try:
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jsonschema.validate(data, schema)
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except jsonschema.ValidationError as exc:
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issues.append(Issue("error", f"manifest schema violation: {exc.message}"))
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if "TODO" in data.get("tagline", ""):
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issues.append(Issue("warning", "manifest tagline still contains TODO placeholder"))
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if "TODO" in data.get("description", ""):
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issues.append(Issue("warning", "manifest description still contains TODO placeholder"))
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return data, issues
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def parse_dockerfile(dockerfile: pathlib.Path) -> Tuple[str | None, List[str]]:
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import re
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if not dockerfile.exists():
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return None, ["missing Dockerfile"]
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stage_sources: Dict[str, str] = {}
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stage_order: List[str] = []
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final_reference: str | None = None
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pattern = re.compile(
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r"^FROM\s+(?:(?:--[\w=/\-:.]+\s+)+)?(?P<image>[\w./:@+-]+)(?:\s+AS\s+(?P<alias>[A-Za-z0-9_\-\.]+))?",
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re.IGNORECASE,
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)
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for line in dockerfile.read_text(encoding="utf-8").splitlines():
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stripped = line.strip()
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if not stripped or stripped.startswith("#"):
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continue
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if not stripped.upper().startswith("FROM"):
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continue
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match = pattern.match(stripped)
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if not match:
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continue
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image = match.group("image")
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alias = match.group("alias")
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stage_name = alias or f"__stage_{len(stage_order)}"
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stage_sources[stage_name] = image
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stage_order.append(stage_name)
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final_reference = stage_name
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if final_reference is None:
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return None, ["Dockerfile does not define any FROM instructions"]
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return resolve_final_image(final_reference, stage_sources), []
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def resolve_final_image(stage: str, stage_sources: Dict[str, str]) -> str:
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seen = set()
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current = stage
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while True:
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source = stage_sources.get(current)
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if source is None:
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return current
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if source not in stage_sources:
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return source
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if source in seen:
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# Circular reference; return last known reference to avoid infinite loop
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return source
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seen.add(source)
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current = source
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def lint_dockerfile(dockerfile: pathlib.Path, base_prefix: str) -> List[Issue]:
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issues: List[Issue] = []
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final_image, errors = parse_dockerfile(dockerfile)
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if errors:
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for err in errors:
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issues.append(Issue("error", err))
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return issues
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assert final_image is not None
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if not final_image.startswith(base_prefix):
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issues.append(
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Issue(
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"error",
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f"final Docker image '{final_image}' does not use expected base prefix '{base_prefix}'",
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)
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)
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content = dockerfile.read_text(encoding="utf-8")
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if "chown -R cloudron:cloudron" not in content:
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issues.append(Issue("warning", "Dockerfile missing chown step for /app"))
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return issues
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def lint_start_script(start_script: pathlib.Path) -> List[Issue]:
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issues: List[Issue] = []
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if not start_script.exists():
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issues.append(Issue("error", "missing start.sh"))
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return issues
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if not os.access(start_script, os.X_OK):
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issues.append(Issue("error", "start.sh is not executable"))
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text = start_script.read_text(encoding="utf-8")
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if "not implemented" in text:
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issues.append(Issue("warning", "start.sh still contains not-implemented placeholder"))
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return issues
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def lint_app(app_dir: pathlib.Path, base_prefix: str, schema: Dict[str, object]) -> List[Issue]:
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_, manifest_issues = load_manifest(app_dir / "CloudronManifest.json", schema)
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dockerfile_issues = lint_dockerfile(app_dir / "Dockerfile", base_prefix)
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start_issues = lint_start_script(app_dir / "start.sh")
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return manifest_issues + dockerfile_issues + start_issues
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def select_slugs(apps_dir: pathlib.Path, args: argparse.Namespace) -> List[str]:
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slugs = set(args.slugs or [])
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if args.paths:
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slugs.update(resolve_slugs_from_paths(args.paths))
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if args.git_diff:
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slugs.update(resolve_slugs_from_paths(collect_paths_from_git(args.git_diff)))
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if not slugs:
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return [path.name for path in list_apps(apps_dir)]
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return sorted(slugs)
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def main() -> None:
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args = parse_args()
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apps_dir = OUTPUT_ROOT / "apps"
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schema = load_schema()
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slugs = select_slugs(apps_dir, args)
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hard_failures = 0
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for slug in slugs:
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app_dir = apps_dir / slug
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if not app_dir.exists():
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print(f"[SKIP] {slug}: directory does not exist")
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continue
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issues = lint_app(app_dir, args.base_prefix, schema)
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if not issues:
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print(f"[OK] {slug}")
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continue
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print(f"[ISSUES] {slug}")
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for issue in issues:
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print(f" - {issue}")
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for issue in issues:
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if issue.severity == "error" or (issue.severity == "warning" and args.strict):
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hard_failures += 1
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if hard_failures:
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raise SystemExit(f"Lint failed with {hard_failures} blocking issue(s)")
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if __name__ == "__main__":
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main()
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