106 lines
2.6 KiB
Python

import strawberry
import typing
import api.models as models
from sqlalchemy.orm import Session
if typing.TYPE_CHECKING:
from strawberry.types import Info
from api.schema import Query
@strawberry.input
class AddLoadbalancerInput:
servers: typing.List[str]
@strawberry.input
class AddServiceInput:
name: str
loadbalancer: AddLoadbalancerInput
@strawberry.input
class ServiceFilterInput:
id: typing.Optional[int] = None
search: typing.Optional[str] = None
@strawberry.type
class LoadbalancerServer:
id: int
address: str
@classmethod
def from_instance(cls, instance: models.LoadbalancerServers):
return cls(id=instance.id, address=instance.address)
@strawberry.type
class Loadbalancer:
servers: typing.List[LoadbalancerServer]
@classmethod
def from_instance(cls, instance: models.Loadbalancer):
if not instance:
return cls(servers=[])
return cls(
servers=[
LoadbalancerServer.from_instance(server) for server in instance.servers
]
)
@strawberry.type
class Service:
id: int
name: str
loadbalancer: Loadbalancer
@classmethod
def from_instance(cls, instance: models.Service):
return cls(
id=instance.id,
name=instance.name,
loadbalancer=Loadbalancer.from_instance(instance.loadbalancer),
)
async def get_services(
root: "Query", info: "Info", body: typing.Optional[ServiceFilterInput] = None
) -> typing.List[Service]:
db: Session = info.context["db"]
stmt = db.query(models.Service)
if body:
if body.id:
stmt = stmt.filter(models.Service.id == body.id)
elif body.search:
stmt = stmt.filter(models.Service.name.like("%" + body.search + "%"))
services = [service[0] for service in db.execute(stmt).all()]
return [Service.from_instance(service) for service in services]
async def remove_service(root: "Query", info: "Info", id: int) -> None:
db: Session = info.context["db"]
db.query(models.Service).filter(models.Service.id == id).delete()
db.commit()
return None
async def add_service(root: "Query", info: "Info", body: AddServiceInput) -> Service:
db: Session = info.context["db"]
service = models.Service(name=body.name)
if body.loadbalancer:
lb = models.Loadbalancer()
for server in body.loadbalancer.servers:
lb.servers.append(models.LoadbalancerServers(address=server))
service.loadbalancer = lb
db.add(service)
db.commit()
return Service.from_instance(service)