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feat: add union type

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This commit is contained in:
dettlaff 2024-07-26 15:50:12 +04:00
parent 9a7930bc25
commit 1dae9046f2
2 changed files with 36 additions and 12 deletions
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17
selfprivacy_api/graphql/queries/monitoring.py
View file

@ -1,7 +1,7 @@
import strawberry
from typing import Optional
from datetime import datetime
from selfprivacy_api.utils.prometheus import PrometheusQueries, PrometheusQueryResult
from selfprivacy_api.utils.prometheus import PrometheusQueries, Response
@strawberry.type
@ -12,7 +12,7 @@ class Monitoring:
start: Optional[datetime] = None,
end: Optional[datetime] = None,
step: int = 60,
) -> PrometheusQueryResult:
) -> Response:
return PrometheusQueries.disk_usage(start, end, step)
@strawberry.field
@ -21,7 +21,7 @@ class Monitoring:
start: Optional[datetime] = None,
end: Optional[datetime] = None,
step: int = 60,
) -> PrometheusQueryResult:
) -> Response:
return PrometheusQueries.memory_usage(start, end, step)
@strawberry.field
@ -30,5 +30,14 @@ class Monitoring:
start: Optional[datetime] = None,
end: Optional[datetime] = None,
step: int = 60,
) -> PrometheusQueryResult:
) -> Response:
return PrometheusQueries.cpu_usage(start, end, step)
@strawberry.field
def network_usage(
self,
start: Optional[datetime] = None,
end: Optional[datetime] = None,
step: int = 60,
) -> Response:
return PrometheusQueries.cpu_usage(start, end, step)

31
selfprivacy_api/utils/prometheus.py
View file

@ -7,7 +7,7 @@ import strawberry
from strawberry.scalars import JSON
from dataclasses import dataclass
from typing import Optional
from typing import Optional, Annotated, Union
from datetime import datetime, timedelta
PROMETHEUS_URL = "http://localhost:9001"
@ -20,9 +20,20 @@ class PrometheusQueryResult:
result: JSON
@strawberry.type
class PrometheusQueryError:
error: str
Response = Annotated[
Union[PrometheusQueryResult, PrometheusQueryError],
strawberry.union("PrometheusQueryResponse"),
]
class PrometheusQueries:
@staticmethod
def _send_query(query: str, start: int, end: int, step: int):
def _send_query(query: str, start: int, end: int, step: int) -> Response:
try:
response = requests.get(
f"{PROMETHEUS_URL}/api/v1/query",
@ -34,20 +45,24 @@ class PrometheusQueries:
},
)
if response.status_code != 200:
raise Exception("Prometheus returned unexpected HTTP status code")
return PrometheusQueryError(
error="Prometheus returned unexpected HTTP status code"
)
json = response.json()
return PrometheusQueryResult(
result_type=json["data"]["resultType"], result=json["data"]["result"]
)
except Exception as error:
raise Exception("Prometheus request failed! " + str(error))
return PrometheusQueryError(
error=f"Prometheus request failed! Error: {str(error)}"
)
@staticmethod
def cpu_usage(
start: Optional[datetime] = None,
end: Optional[datetime] = None,
step: int = 60, # seconds
) -> PrometheusQueryResult:
) -> Response:
"""
Get CPU information.
@ -82,7 +97,7 @@ class PrometheusQueries:
start: Optional[datetime] = None,
end: Optional[datetime] = None,
step: int = 60, # seconds
) -> PrometheusQueryResult:
) -> Response:
"""
Get memory usage.
@ -117,7 +132,7 @@ class PrometheusQueries:
start: Optional[datetime] = None,
end: Optional[datetime] = None,
step: int = 60, # seconds
) -> PrometheusQueryResult:
) -> Response:
"""
Get disk usage information.
@ -152,7 +167,7 @@ class PrometheusQueries:
start: Optional[datetime] = None,
end: Optional[datetime] = None,
step: int = 60, # seconds
) -> PrometheusQueryResult:
) -> Response:
"""
Get network usage information for both download and upload.