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"""The Certificates cog helps with managing TLS certificates."""
from datetime import datetime
from textwrap import dedent
from discord import Embed
from discord.ext import commands
from kubernetes_asyncio import client
from kubernetes_asyncio.client.api_client import ApiClient
from arthur.bot import KingArthur
from arthur.utils import datetime_to_discord
class Certificates(commands.Cog):
"""Commands for working with TLS certificates."""
def __init__(self, bot: KingArthur) -> None:
self.bot = bot
@commands.group(name="certificates", aliases=["certs"], invoke_without_command=True)
async def certificates(self, ctx: commands.Context) -> None:
"""Commands for working with TLS certificates."""
await ctx.send_help(ctx.command)
@certificates.command(name="list", aliases=["ls"])
async def certificates_list(self, ctx: commands.Context, namespace: str = "default") -> None:
"""List TLS certificates in the selected namespace (defaults to default)."""
async with ApiClient() as api:
v1 = client.CustomObjectsApi(api)
ret = await v1.list_namespaced_custom_object(
"cert-manager.io", "v1", namespace, "certificates"
)
return_embed = Embed(title=f"Certificates in namespace {namespace}")
for certificate in ret["items"]:
expiry = datetime.fromisoformat(
certificate["status"]["notAfter"].rstrip("Z") + "+00:00"
)
renews = datetime.fromisoformat(
certificate["status"]["renewalTime"].rstrip("Z") + "+00:00"
)
body = dedent(
f"""
**Subjects:** {", ".join(certificate["spec"]["dnsNames"])}
**Issuer:** {certificate["spec"]["issuerRef"]["name"]}
**Status:** {certificate["status"]["conditions"][0]["message"]}
**Expires:** {datetime_to_discord(expiry)} ({datetime_to_discord(expiry, "R")})
**Renews:** {datetime_to_discord(renews)} ({datetime_to_discord(renews, "R")})
"""
)
return_embed.add_field(name=certificate["metadata"]["name"], value=body.strip())
await ctx.send(embed=return_embed)
def setup(bot: KingArthur) -> None:
"""Add the extension to the bot."""
bot.add_cog(Certificates(bot))
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