799f787de2
- Implemented PolicyDslValidator with command-line options for strict mode and JSON output. - Created PolicySchemaExporter to generate JSON schemas for policy-related models. - Developed PolicySimulationSmoke tool to validate policy simulations against expected outcomes. - Added project files and necessary dependencies for each tool. - Ensured proper error handling and usage instructions across tools.
137 lines
4.7 KiB
Python
137 lines
4.7 KiB
Python
#!/usr/bin/env python3
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"""Package telemetry collector assets for offline/air-gapped installs.
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Outputs a tarball containing the collector configuration, Compose overlay,
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Helm defaults, and operator README. A SHA-256 checksum sidecar is emitted, and
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optional Cosign signing can be enabled with --sign.
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"""
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from __future__ import annotations
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import argparse
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import hashlib
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import os
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import subprocess
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import sys
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import tarfile
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from pathlib import Path
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from typing import Iterable
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REPO_ROOT = Path(__file__).resolve().parents[3]
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DEFAULT_OUTPUT = REPO_ROOT / "out" / "telemetry" / "telemetry-offline-bundle.tar.gz"
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BUNDLE_CONTENTS: tuple[Path, ...] = (
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Path("deploy/telemetry/README.md"),
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Path("deploy/telemetry/otel-collector-config.yaml"),
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Path("deploy/telemetry/storage/README.md"),
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Path("deploy/telemetry/storage/prometheus.yaml"),
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Path("deploy/telemetry/storage/tempo.yaml"),
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Path("deploy/telemetry/storage/loki.yaml"),
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Path("deploy/telemetry/storage/tenants/tempo-overrides.yaml"),
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Path("deploy/telemetry/storage/tenants/loki-overrides.yaml"),
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Path("deploy/helm/stellaops/files/otel-collector-config.yaml"),
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Path("deploy/helm/stellaops/values.yaml"),
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Path("deploy/helm/stellaops/templates/otel-collector.yaml"),
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Path("deploy/compose/docker-compose.telemetry.yaml"),
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Path("deploy/compose/docker-compose.telemetry-storage.yaml"),
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Path("docs/ops/telemetry-collector.md"),
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Path("docs/ops/telemetry-storage.md"),
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)
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def compute_sha256(path: Path) -> str:
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sha = hashlib.sha256()
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with path.open("rb") as handle:
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for chunk in iter(lambda: handle.read(1024 * 1024), b""):
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sha.update(chunk)
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return sha.hexdigest()
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def validate_files(paths: Iterable[Path]) -> None:
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missing = [str(p) for p in paths if not (REPO_ROOT / p).exists()]
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if missing:
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raise FileNotFoundError(f"Missing bundle artefacts: {', '.join(missing)}")
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def create_bundle(output_path: Path) -> Path:
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output_path.parent.mkdir(parents=True, exist_ok=True)
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with tarfile.open(output_path, "w:gz") as tar:
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for rel_path in BUNDLE_CONTENTS:
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abs_path = REPO_ROOT / rel_path
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tar.add(abs_path, arcname=str(rel_path))
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return output_path
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def write_checksum(bundle_path: Path) -> Path:
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digest = compute_sha256(bundle_path)
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sha_path = bundle_path.with_suffix(bundle_path.suffix + ".sha256")
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sha_path.write_text(f"{digest} {bundle_path.name}\n", encoding="utf-8")
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return sha_path
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def cosign_sign(bundle_path: Path, key_ref: str | None, identity_token: str | None) -> None:
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cmd = ["cosign", "sign-blob", "--yes", str(bundle_path)]
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if key_ref:
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cmd.extend(["--key", key_ref])
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env = os.environ.copy()
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if identity_token:
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env["COSIGN_IDENTITY_TOKEN"] = identity_token
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try:
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subprocess.run(cmd, check=True, env=env)
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except FileNotFoundError as exc:
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raise RuntimeError("cosign not found on PATH; install cosign or omit --sign") from exc
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except subprocess.CalledProcessError as exc:
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raise RuntimeError(f"cosign sign-blob failed: {exc}") from exc
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def parse_args(argv: list[str] | None = None) -> argparse.Namespace:
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parser = argparse.ArgumentParser(description=__doc__)
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parser.add_argument(
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"--output",
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type=Path,
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default=DEFAULT_OUTPUT,
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help=f"Output bundle path (default: {DEFAULT_OUTPUT})",
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)
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parser.add_argument(
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"--sign",
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action="store_true",
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help="Sign the bundle using cosign (requires cosign on PATH)",
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)
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parser.add_argument(
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"--cosign-key",
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type=str,
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default=os.environ.get("COSIGN_KEY_REF"),
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help="Cosign key reference (file:..., azurekms://..., etc.)",
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)
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parser.add_argument(
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"--identity-token",
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type=str,
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default=os.environ.get("COSIGN_IDENTITY_TOKEN"),
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help="OIDC identity token for keyless signing",
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)
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return parser.parse_args(argv)
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def main(argv: list[str] | None = None) -> int:
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args = parse_args(argv)
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validate_files(BUNDLE_CONTENTS)
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bundle_path = args.output.resolve()
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print(f"[*] Creating telemetry bundle at {bundle_path}")
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create_bundle(bundle_path)
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sha_path = write_checksum(bundle_path)
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print(f"[✓] SHA-256 written to {sha_path}")
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if args.sign:
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print("[*] Signing bundle with cosign")
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cosign_sign(bundle_path, args.cosign_key, args.identity_token)
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sig_path = bundle_path.with_suffix(bundle_path.suffix + ".sig")
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if sig_path.exists():
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print(f"[✓] Cosign signature written to {sig_path}")
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else:
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print("[!] Cosign completed but signature file not found (ensure cosign version >= 2.2)")
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return 0
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if __name__ == "__main__":
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sys.exit(main())
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