pulumi/sdk/python/lib/pulumi/log.py

145 lines
4.8 KiB
Python

# Copyright 2016-2018, Pulumi Corporation.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""
Utility functions for logging messages to the diagnostic stream of the Pulumi CLI.
"""
import asyncio
import sys
from typing import Optional, TYPE_CHECKING
from .runtime.settings import get_engine
from .runtime.proto import engine_pb2
if TYPE_CHECKING:
from .resource import Resource
def debug(
msg: str,
resource: Optional["Resource"] = None,
stream_id: Optional[int] = None,
ephemeral: Optional[bool] = None,
) -> None:
"""
Logs a message to the Pulumi CLI's debug channel, associating it with a resource
and stream_id if provided.
:param str msg: The message to send to the Pulumi CLI.
:param Optional[Resource] resource: If provided, associate this message with the given resource in the Pulumi CLI.
:param Optional[int] stream_id: If provided, associate this message with a stream of other messages.
"""
engine = get_engine()
if engine is not None:
_log(engine, engine_pb2.DEBUG, msg, resource, stream_id, ephemeral)
def info(
msg: str,
resource: Optional["Resource"] = None,
stream_id: Optional[int] = None,
ephemeral: Optional[bool] = None,
) -> None:
"""
Logs a message to the Pulumi CLI's info channel, associating it with a resource
and stream_id if provided.
:param str msg: The message to send to the Pulumi CLI.
:param Optional[Resource] resource: If provided, associate this message with the given resource in the Pulumi CLI.
:param Optional[int] stream_id: If provided, associate this message with a stream of other messages.
"""
engine = get_engine()
if engine is not None:
_log(engine, engine_pb2.INFO, msg, resource, stream_id, ephemeral)
else:
print("info: " + msg, file=sys.stderr)
def warn(
msg: str,
resource: Optional["Resource"] = None,
stream_id: Optional[int] = None,
ephemeral: Optional[bool] = None,
) -> None:
"""
Logs a message to the Pulumi CLI's warning channel, associating it with a resource
and stream_id if provided.
:param str msg: The message to send to the Pulumi CLI.
:param Optional[Resource] resource: If provided, associate this message with the given resource in the Pulumi CLI.
:param Optional[int] stream_id: If provided, associate this message with a stream of other messages.
"""
engine = get_engine()
if engine is not None:
_log(engine, engine_pb2.WARNING, msg, resource, stream_id, ephemeral)
else:
print("warning: " + msg, file=sys.stderr)
def error(
msg: str,
resource: Optional["Resource"] = None,
stream_id: Optional[int] = None,
ephemeral: Optional[bool] = None,
):
"""
Logs a message to the Pulumi CLI's error channel, associating it
with a resource and stream_id if provided.
Consider raising an exception after calling error to stop the Pulumi program.
:param str msg: The message to send to the Pulumi CLI.
:param Optional[Resource] resource: If provided, associate this message with the given resource in the Pulumi CLI.
:param Optional[int] stream_id: If provided, associate this message with a stream of other messages.
"""
engine = get_engine()
if engine is not None:
_log(engine, engine_pb2.ERROR, msg, resource, stream_id, ephemeral)
else:
print("error: " + msg, file=sys.stderr)
def _log(engine, severity, message, resource, stream_id, ephemeral):
if stream_id is None:
stream_id = 0
# If we can log synchronously, do so. The worst thing we can do with a log message is exit
# before we have the chance to send the message.
#
# We can log synchronously as long as we haven't been given a resource to attach to. If we have,
# we have to asynchronously resolve the URN first.
async def do_log():
resolved_urn = await resource.urn.future()
req = engine_pb2.LogRequest(
severity=severity,
message=message,
urn=resolved_urn,
streamId=stream_id,
ephemeral=ephemeral,
)
engine.Log(req)
if resource is not None:
asyncio.ensure_future(do_log())
else:
req = engine_pb2.LogRequest(
severity=severity,
message=message,
urn="",
streamId=stream_id,
ephemeral=ephemeral,
)
engine.Log(req)