refactor common.py
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@ -3,65 +3,174 @@
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from __future__ import annotations
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from typing import Any
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import yaml
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from pydantic import BaseModel, ConfigDict
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import copy
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from dataclasses import asdict, dataclass, field, replace
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from typing import Any, Callable
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import yaml
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from ansible.module_utils.basic import AnsibleModule
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PROJECTS_DIR = "/var/lib/ez_compose"
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BASE_SERVICE_ARGS = {
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"project_name": {
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"type": "str",
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"required": True,
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},
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"name": {
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"type": "str",
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"required": True,
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},
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"image": {
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"type": "str",
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},
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"state": {
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"type": "str",
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"default": "present",
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"choices": ["present", "absent"],
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},
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"defaults": {
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"type": "dict",
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},
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}
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class Result(BaseModel):
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model_config = ConfigDict(frozen=True)
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@dataclass(frozen=True)
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class Result:
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changed: bool = False
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diff: dict[str, Any] = {}
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diff: dict[str, Any] = field(default_factory=dict)
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class Settings(BaseModel):
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model_config = ConfigDict(frozen=True)
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@dataclass(frozen=True)
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class Settings:
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projects_dir: str = "/usr/local/share/ez_compose/"
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class State(BaseModel):
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model_config = ConfigDict(frozen=True)
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module: AnsibleModule
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@dataclass(frozen=True)
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class State:
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module: Any # Replace Any with the actual type of AnsibleModule if available
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result: Result
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settings: Settings
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compose_filename: str
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compose_filepath: str
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before: dict[str, Any]
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after: dict[str, Any] = field(default_factory=dict)
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def _recursive_update(default: dict[Any, Any], update: dict[Any, Any]) -> dict[Any, Any]:
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for key in update:
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if isinstance(update[key], dict) and isinstance(default.get(key), dict):
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default[key] = _recursive_update(default[key], update[key])
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elif isinstance(update[key], list) and isinstance(default.get(key), list):
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default_set = set(default[key])
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custom_set = set(update[key])
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default[key] = list(default_set.union(custom_set))
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else:
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default[key] = update[key]
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return default
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def get_state(module: AnsibleModule) -> State:
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compose_filepath = f"{PROJECTS_DIR}/{module.params['project_name']}/docker-compose.yml"
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try:
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with open(compose_filepath, "r") as fp:
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before = yaml.safe_load(fp)
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except FileNotFoundError:
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before: dict[str, Any] = {}
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after: dict[str, Any] = {}
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def new_state(module: AnsibleModule) -> State:
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settings = Settings(**module.params["settings"])
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return State(
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module=module,
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result=Result(),
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settings=settings,
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compose_filename=(
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f"{settings.projects_dir}/"
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+ f"{module.params['project_name']}/"
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+ f"{module.params['name']}.yml"
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),
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compose_filepath=compose_filepath,
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before=before,
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)
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def get_compose(state: State) -> State:
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file = state.compose_filename
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def apply_service_base(state: State) -> State:
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params = state.module.params
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with open(file, "r") as stream:
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compose = yaml.safe_load(stream)
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compose = copy.deepcopy(state.before)
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services = compose.get("services", {})
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return state.model_copy(update={"before": compose})
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networks = compose.get("networks", {}).update(
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{
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f"{params['project_name']}_internal": None,
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}
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)
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service = services.get(params["name"], {}).update(
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{
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"container_name": f"{params['project_name']}_{params['name']}",
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"hostname": f"{params['project_name']}_{params['name']}",
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"image": params["image"],
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"restart": "unless-stopped",
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"environment": {},
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"labels": {},
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"volumes": [],
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"networks": {
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f"{params['project_name']}_internal": None,
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},
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}
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)
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services.update(
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{
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"networks": networks,
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params["name"]: service,
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}
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)
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return replace(state, after=compose)
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def set_defaults(state: State) -> State:
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params = state.module.params
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compose = copy.deepcopy(state.before)
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services = compose["services"]
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service = services[params["name"]]
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_recursive_update(service, params["defaults"])
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services.update({params["name"]: service})
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return replace(state, after=compose)
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def update_service(state: State, update: dict[str, Any]) -> State:
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compose = copy.deepcopy(state.before)
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name = state.module.params["name"]
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_recursive_update(compose["services"][name], update)
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return replace(state, after=compose)
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def write_compose(state: State) -> State:
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file = state.compose_filename
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file = state.compose_filepath
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with open(file, mode="w") as stream:
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yaml.dump(state.after, stream)
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return state
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def run_service(
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extra_args: dict[str, Any] = {},
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helper: Callable[[State], State] = lambda x: x,
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) -> None:
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module = AnsibleModule(
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argument_spec=BASE_SERVICE_ARGS.update(extra_args),
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supports_check_mode=True,
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)
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state = get_state(module)
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for f in [apply_service_base, set_defaults, helper]:
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state = f(state)
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if module.check_mode:
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module.exit_json(**asdict(state.result)) # type: ignore[reportUnkownMemberType]
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write_compose(state)
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module.exit_json(**asdict(state.result)) # type: ignore[reportUnkownMemberType]
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@ -1,76 +1,27 @@
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#!/usr/bin/python
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# -*- coding: utf-8 -*-
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# Copyright: (c) 2024, Luca Bilke <luca@bil.ke>
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# MIT License (see LICENSE)
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from __future__ import annotations
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# TODO: write ansible sections
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import copy
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DOCUMENTATION = r"""
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"""
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from ansible.module_utils.basic import AnsibleModule
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from ansible_collections.snailed.ez_compose.plugins.module_utils.common import (
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State,
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get_compose,
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new_state,
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write_compose,
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)
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EXAMPLES = r"""
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"""
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RETURN = r"""
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"""
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def generate(state: State) -> State:
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params = state.module.params
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compose = copy.deepcopy(state.before)
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from __future__ import annotations # pyright: ignore[reportGeneralTypeIssues]
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services = compose.get("services", {})
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container = services.get(params["name"], {})
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container.update(
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{
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"image": params["image"],
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}
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)
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services.update({params["name"]: container})
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return state.model_copy(update={"after": compose})
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from ansible_collections.snailed.ez_compose.plugins.module_utils.common import run_service
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def main():
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module = AnsibleModule(
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argument_spec={
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"state": {
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"type": "str",
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"default": "present",
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"choices": ["present", "absent"],
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},
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"name": {
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"type": "str",
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"required": True,
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},
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"project_name": {
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"type": "str",
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"required": True,
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},
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"image": {
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"type": "str",
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},
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"settings": {
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"type": "dict",
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"required": True,
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},
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},
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supports_check_mode=True,
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)
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state = new_state(module)
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get_compose(state)
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generate(state)
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if module.check_mode:
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module.exit_json(**state.result) # type: ignore[reportUnkownMemberType]
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write_compose(state)
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module.exit_json(**state.result) # type: ignore[reportUnkownMemberType]
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run_service()
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if __name__ == "__main__":
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@ -9,3 +9,8 @@ reportMissingTypeStubs = false
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# handled by ruff
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reportUnusedVariable = false
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reportUnusedImport = false
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[tool.ruff.lint]
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# Irrelevant for ansible
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ignore = ["E402", "F404"]
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