trying portainer

_build/portainer_template_build.py

@@ -0,0 +1,148 @@
+#!/usr/bin/env python3
+import os
+import json
+from pathlib import Path
+
+# ---------------------------------------------------------
+# Paths
+# ---------------------------------------------------------
+SCRIPT_DIR = Path(__file__).resolve().parent
+REPO_ROOT = SCRIPT_DIR.parent
+OUTPUT_FILE = REPO_ROOT / "templates.json"
+
+# ---------------------------------------------------------
+# Extract "Overview" section from README.md
+# ---------------------------------------------------------
+def extract_overview(readme_path: Path) -> str:
+    if not readme_path.exists():
+        return ""
+
+    lines = readme_path.read_text().splitlines()
+    overview = []
+    in_section = False
+
+    for line in lines:
+        if line.strip().lower().startswith("## overview"):
+            in_section = True
+            continue
+        if in_section and line.strip().startswith("## "):
+            break
+        if in_section:
+            if line.strip():
+                overview.append(line.strip())
+
+    return " ".join(overview)
+
+
+# ---------------------------------------------------------
+# Logo URL mapping
+# ---------------------------------------------------------
+def find_logo_url(dir_path: Path) -> str:
+    name = dir_path.name
+    return f"https://i.4lt.ca/cookbook/{name}.png"
+
+
+# ---------------------------------------------------------
+# Parse first image name from docker-compose.yml
+# ---------------------------------------------------------
+def parse_image(compose_path: Path) -> str:
+    if not compose_path.exists():
+        return ""
+
+    for line in compose_path.read_text().splitlines():
+        if "image:" in line:
+            # strip inline quotes and whitespace
+            parts = line.split("image:")
+            image = parts[1].strip().strip('"').strip("'")
+            return image
+    return ""
+
+
+# ---------------------------------------------------------
+# Parse environment variables from sample.env or env-sample
+# ---------------------------------------------------------
+def parse_env_vars(dir_path: Path):
+    env_file = None
+
+    if (dir_path / "sample.env").exists():
+        env_file = dir_path / "sample.env"
+    elif (dir_path / "env-sample").exists():
+        env_file = dir_path / "env-sample"
+
+    if not env_file:
+        return []
+
+    env_list = []
+    for line in env_file.read_text().splitlines():
+        line = line.strip()
+        if not line or line.startswith("#"):
+            continue
+        if "=" in line:
+            key = line.split("=", 1)[0].strip()
+            if key:
+                env_list.append(key)
+
+    return env_list
+
+
+# ---------------------------------------------------------
+# Build template object for a stack directory
+# ---------------------------------------------------------
+def generate_template_object(dir_path: Path):
+    name = dir_path.name
+    compose_file = dir_path / "docker-compose.yml"
+    readme_file = dir_path / "README.md"
+
+    description = extract_overview(readme_file)
+    if not description.strip():
+        description = f"{name} Docker Compose stack"
+
+    logo = find_logo_url(dir_path)
+    image = parse_image(compose_file)
+    env_vars = parse_env_vars(dir_path)
+
+    env_entries = [
+        {"name": v, "label": v, "default": ""} for v in env_vars
+    ]
+
+    return {
+        "type": 1,
+        "title": name,
+        "description": description,
+        "note": "Auto-generated template from repository",
+        "categories": ["Auto"],
+        "platform": "linux",
+        "logo": logo,
+        "image": image,
+        "repository": {
+            "url": "https://github.com/nickyeoman/docker-compose-cookbooks",
+            "stackfile": f"{name}/docker-compose.yml",
+            "stackfile_plain": False
+        },
+        "env": env_entries
+    }
+
+
+
+# ---------------------------------------------------------
+# Main script logic
+# ---------------------------------------------------------
+def main():
+    templates = []
+
+    for item in REPO_ROOT.iterdir():
+        if not item.is_dir():
+            continue
+        if item.name.startswith("_"):
+            continue
+        if not (item / "docker-compose.yml").exists():
+            continue
+
+        templates.append(generate_template_object(item))
+
+    OUTPUT_FILE.write_text(json.dumps(templates, indent=2))
+    print(f"Generated {OUTPUT_FILE} with templates for Docker Compose stacks.")
+
+
+if __name__ == "__main__":
+    main()