IaC for a Tangled Knot
Add prod inventory
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config/inventory/prod/clouding.py
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config/inventory/prod/clouding.py
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#!/usr/bin/env python3
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"""
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Dynamic inventory script for Clouding.io servers.
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Fetches server list from Clouding API and generates Ansible inventory.
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Requirements:
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- CLOUDING_TOKEN environment variable with API token
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Usage:
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ansible-inventory -i inventory/prod/clouding.py --list
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ansible-playbook -i inventory/prod/clouding.py playbook.yaml
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"""
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from __future__ import annotations
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import json
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import os
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import sys
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from urllib.request import Request, urlopen
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from urllib.error import URLError, HTTPError
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from dataclasses import dataclass
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@dataclass
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class CloudingInventory:
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"""Dynamic inventory for Clouding.io servers."""
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inventory: dict
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api_token: str
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endpoint: str = "https://api.clouding.io/v1/servers/"
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@classmethod
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def create(cls, endpoint: str | None = None) -> CloudingInventory:
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api_token = os.environ.get("CLOUDING_TOKEN")
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if not api_token:
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print("Error: CLOUDING_TOKEN environment variable not set", file=sys.stderr)
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sys.exit(1)
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inventory = {"_meta": {"hostvars": {}}, "all": {"children": ["ungrouped"]}}
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if endpoint:
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return cls(inventory, api_token, endpoint)
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else:
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return cls(inventory, api_token)
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def fetch_servers(self):
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"""Fetch server list from Clouding API."""
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headers = {"X-API-KEY": self.api_token, "Accept": "application/json"}
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try:
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request = Request(self.endpoint, headers=headers)
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with urlopen(request) as response:
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data = json.loads(response.read().decode("utf-8"))
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return data.get("servers", [])
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except HTTPError as e:
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print(f"HTTP Error {e.code}: {e.reason}", file=sys.stderr)
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sys.exit(1)
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except URLError as e:
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print(f"URL Error: {e.reason}", file=sys.stderr)
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sys.exit(1)
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except Exception as e:
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print(f"Error fetching servers: {e}", file=sys.stderr)
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sys.exit(1)
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def add_server_to_inventory(self, server):
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"""Add a server to the inventory."""
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server_id = server.get("id")
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server_name = server.get("name")
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status = server.get("status")
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power_state = server.get("powerState")
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public_ip = server.get("publicIp")
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if status != "Active" or power_state != "Running":
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return
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if not public_ip:
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return
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self.inventory["_meta"]["hostvars"][server_name] = {
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"ansible_host": public_ip,
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"ansible_user": "root", # Clouding uses root by default
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"ansible_python_interpreter": "auto_silent",
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"clouding_id": server_id,
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"clouding_hostname": server.get("hostname"),
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"clouding_status": status,
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"clouding_power_state": power_state,
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"clouding_vcores": server.get("vCores"),
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"clouding_ram_gb": server.get("ramGb"),
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"clouding_flavor": server.get("flavor"),
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"clouding_volume_size_gb": server.get("volumeSizeGb"),
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"clouding_dns_address": server.get("dnsAddress"),
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}
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image = server.get("image", {})
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if image:
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self.inventory["_meta"]["hostvars"][server_name].update(
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{
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"clouding_image_id": image.get("id"),
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"clouding_image_name": image.get("name"),
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}
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)
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# Add to 'clouding' group
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if "clouding" not in self.inventory:
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self.inventory["clouding"] = {"hosts": []}
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self.inventory["all"]["children"].append("clouding")
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if server_name not in self.inventory["clouding"]["hosts"]:
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self.inventory["clouding"]["hosts"].append(server_name)
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def generate_inventory(self):
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"""Generate the complete inventory."""
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servers = self.fetch_servers()
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for server in servers:
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self.add_server_to_inventory(server)
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return self.inventory
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def main():
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"""Main entry point."""
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inventory = CloudingInventory.create()
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result = inventory.generate_inventory()
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print(json.dumps(result, indent=2))
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if __name__ == "__main__":
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main()