blumeops/mise-tasks/container-tag-and-release
Erich Blume e7f6a71e9b
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Simplify container tagging: one tag triggers all workflows
Both the Dockerfile and Nix workflows now trigger on the same tag
pattern (*-v[0-9]*). Each workflow checks for its build file and
skips if not present. This eliminates the need for separate -nix-
tags and --nix/--dockerfile flags in the release script.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-19 08:33:35 -08:00

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#!/usr/bin/env -S uv run --script
# /// script
# requires-python = ">=3.12"
# dependencies = ["typer>=0.15.0"]
# ///
#MISE description="Release a container image by creating a git tag"
#USAGE arg "<container>" help="Container name (directory under containers/)"
#USAGE arg "<version>" help="Version in vX.Y.Z format"
#USAGE flag "--dry-run" help="Show what would be done without creating tags"
"""Release a container image by creating a git tag that triggers CI builds.
One tag triggers all applicable workflows:
- Dockerfile present -> Build Container workflow -> :v<version>
- default.nix present -> Build Container (Nix) workflow -> :v<version>-nix
"""
import re
import subprocess
import sys
from pathlib import Path
import typer
REGISTRY = "registry.ops.eblu.me"
FORGE_ACTIONS = "https://forge.ops.eblu.me/eblume/blumeops/actions"
app = typer.Typer(add_completion=False)
def git(*args: str) -> str:
result = subprocess.run(
["git", *args], capture_output=True, text=True, check=True
)
return result.stdout.strip()
def git_tag_exists(tag: str) -> bool:
result = subprocess.run(
["git", "rev-parse", tag], capture_output=True, text=True
)
return result.returncode == 0
def list_containers() -> None:
typer.echo("Available containers:")
for d in sorted(Path("containers").iterdir()):
if not d.is_dir():
continue
types = []
if (d / "Dockerfile").exists():
types.append("dockerfile")
if (d / "default.nix").exists():
types.append("nix")
if types:
typer.echo(f" - {d.name} ({', '.join(types)})")
@app.command()
def main(
container: str = typer.Argument(help="Container name (directory under containers/)"),
version: str = typer.Argument(help="Version in vX.Y.Z format"),
dry_run: bool = typer.Option(False, "--dry-run", help="Show what would be done without creating tags"),
) -> None:
"""Release a container image by creating a git tag that triggers CI builds."""
if not re.match(r"^v\d+\.\d+\.\d+$", version):
typer.echo("Error: Version must be in format vX.Y.Z (e.g. v1.0.0)")
raise typer.Exit(1)
container_dir = Path("containers") / container
has_dockerfile = (container_dir / "Dockerfile").exists()
has_nix = (container_dir / "default.nix").exists()
if not has_dockerfile and not has_nix:
typer.echo(f"Error: No Dockerfile or default.nix found in '{container_dir}'")
typer.echo()
list_containers()
raise typer.Exit(1)
image = f"blumeops/{container}"
tag = f"{container}-{version}"
# Show what workflows will trigger
builds = []
if has_dockerfile:
builds.append(f" dockerfile -> {REGISTRY}/{image}:{version}")
if has_nix:
builds.append(f" nix -> {REGISTRY}/{image}:{version}-nix")
if dry_run:
typer.echo("[dry-run mode]")
typer.echo(f"Container: {container}")
typer.echo(f"Tag: {tag}")
typer.echo(f"Builds:")
for b in builds:
typer.echo(b)
typer.echo()
if git_tag_exists(tag):
typer.echo(f"Error: Tag '{tag}' already exists")
raise typer.Exit(1)
if dry_run:
typer.echo(f"[dry-run] Would create and push tag: {tag}")
else:
git("tag", tag)
git("push", "origin", tag)
typer.echo(f"Tag '{tag}' created and pushed")
typer.echo()
typer.echo(f"Monitor builds at: {FORGE_ACTIONS}")
if __name__ == "__main__":
app()