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FIFO resturcture

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pull/159/head
bobloy 4 years ago
parent 721316a14e
commit ca8c762e69
3 changed files with 176 additions and 100 deletions
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54
fifo/fifo.py
Unescape View File

@ -22,8 +22,8 @@ schedule_log.setLevel(logging.DEBUG)
log = logging.getLogger("red.fox_v3.fifo")
async def _execute_task(task_state):
log.info(f"Executing {task_state=}")
async def _execute_task(**task_state):
log.info(f"Executing {task_state.get('name')}")
task = Task(**task_state)
if await task.load_from_config():
return await task.execute()
@ -60,6 +60,19 @@ def _get_run_times(job: Job, now: datetime = None):
next_run_time = job.trigger.get_next_fire_time(next_run_time, now)
class CapturePrint:
"""Silly little class to get `print` output"""
def __init__(self):
self.string = None
def write(self, string):
if self.string is None:
self.string = string
else:
self.string = self.string + "\n" + string
class FIFO(commands.Cog):
"""
Simple Scheduling Cog
@ -78,7 +91,7 @@ class FIFO(commands.Cog):
self.config.register_global(**default_global)
self.config.register_guild(**default_guild)
self.scheduler = None
self.scheduler: Optional[AsyncIOScheduler] = None
self.jobstore = None
self.tz_cog = None
@ -94,7 +107,12 @@ class FIFO(commands.Cog):
async def initialize(self):
job_defaults = {"coalesce": False, "max_instances": 1}
job_defaults = {
"coalesce": True,
"max_instances": 5,
"misfire_grace_time": 15,
"replace_existing": True,
}
# executors = {"default": AsyncIOExecutor()}
@ -104,7 +122,7 @@ class FIFO(commands.Cog):
from .redconfigjobstore import RedConfigJobStore
self.jobstore = RedConfigJobStore(self.config, self.bot)
await self.jobstore.load_from_config(self.scheduler, "default")
await self.jobstore.load_from_config()
self.scheduler.add_jobstore(self.jobstore, "default")
self.scheduler.start()
@ -139,9 +157,10 @@ class FIFO(commands.Cog):
async def _add_job(self, task: Task):
return self.scheduler.add_job(
_execute_task,
args=[task.__getstate__()],
kwargs=task.__getstate__(),
id=_assemble_job_id(task.name, task.guild_id),
trigger=await task.get_combined_trigger(),
name=task.name,
)
async def _resume_job(self, task: Task):
@ -372,7 +391,7 @@ class FIFO(commands.Cog):
Do `[p]fifo list True` to see tasks from all guilds
"""
if all_guilds:
pass
pass # TODO: All guilds
else:
out = ""
all_tasks = await self.config.guild(ctx.guild).tasks()
@ -388,6 +407,27 @@ class FIFO(commands.Cog):
else:
await ctx.maybe_send_embed("No tasks to list")
@fifo.command(name="printschedule")
async def fifo_printschedule(self, ctx: commands.Context):
"""
Print the current schedule of execution.
Useful for debugging.
"""
cp = CapturePrint()
self.scheduler.print_jobs(out=cp)
out = cp.string
if out:
if len(out) > 2000:
for page in pagify(out):
await ctx.maybe_send_embed(page)
else:
await ctx.maybe_send_embed(out)
else:
await ctx.maybe_send_embed("Failed to get schedule from scheduler")
@fifo.command(name="add")
async def fifo_add(self, ctx: commands.Context, task_name: str, *, command_to_execute: str):
"""

218
fifo/redconfigjobstore.py
Unescape View File

@ -28,7 +28,7 @@ class RedConfigJobStore(MemoryJobStore):
self.config = config
self.bot = bot
self.pickle_protocol = pickle.HIGHEST_PROTOCOL
self._eventloop = self.bot.loop
self._eventloop = self.bot.loop # Used for @run_in_event_loop
# TODO: self.config.jobs_index is never used,
# fine but maybe a sign of inefficient use of config
@ -40,32 +40,50 @@ class RedConfigJobStore(MemoryJobStore):
@run_in_event_loop
def start(self, scheduler, alias):
super().start(scheduler, alias)
for job, timestamp in self._jobs:
job._scheduler = self._scheduler
job._jobstore_alias = self._alias
async def load_from_config(self, scheduler, alias):
super().start(scheduler, alias)
async def load_from_config(self):
_jobs = await self.config.jobs()
self._jobs = [
(await self._decode_job(job), timestamp) async for (job, timestamp) in AsyncIter(_jobs)
]
# self._jobs = [
# (await self._decode_job(job), timestamp) async for (job, timestamp) in AsyncIter(_jobs)
# ]
async for job, timestamp in AsyncIter(_jobs):
job = await self._decode_job(job)
index = self._get_job_index(timestamp, job.id)
self._jobs.insert(index, (job, timestamp))
self._jobs_index[job.id] = (job, timestamp)
async def save_to_config(self):
"""Yea that's basically it"""
await self.config.jobs.set(
[(self._encode_job(job), timestamp) for job, timestamp in self._jobs]
)
# self._jobs_index = await self.config.jobs_index.all() # Overwritten by next
self._jobs_index = {job.id: (job, timestamp) for job, timestamp in self._jobs}
# self._jobs_index = {job.id: (job, timestamp) for job, timestamp in self._jobs}
def _encode_job(self, job: Job):
job_state = job.__getstate__()
new_args = list(job_state["args"])
new_args[0]["config"] = None
new_args[0]["bot"] = None
job_state["args"] = tuple(new_args)
job_state["kwargs"]["config"] = None
job_state["kwargs"]["bot"] = None
# new_kwargs = job_state["kwargs"]
# new_kwargs["config"] = None
# new_kwargs["bot"] = None
# job_state["kwargs"] = new_kwargs
encoded = base64.b64encode(pickle.dumps(job_state, self.pickle_protocol))
out = {
"_id": job.id,
"next_run_time": datetime_to_utc_timestamp(job.next_run_time),
"job_state": encoded.decode("ascii"),
}
new_args = list(job_state["args"])
new_args[0]["config"] = self.config
new_args[0]["bot"] = self.bot
job_state["args"] = tuple(new_args)
job_state["kwargs"]["config"] = self.config
job_state["kwargs"]["bot"] = self.bot
# new_kwargs = job_state["kwargs"]
# new_kwargs["config"] = self.config
# new_kwargs["bot"] = self.bot
# job_state["kwargs"] = new_kwargs
# log.debug(f"Encoding job id: {job.id}\n"
# f"Encoded as: {out}")
@ -76,10 +94,20 @@ class RedConfigJobStore(MemoryJobStore):
return None
job_state = in_job["job_state"]
job_state = pickle.loads(base64.b64decode(job_state))
new_args = list(job_state["args"])
new_args[0]["config"] = self.config
new_args[0]["bot"] = self.bot
job_state["args"] = tuple(new_args)
if job_state["args"]: # Backwards compatibility on args to kwargs
job_state["kwargs"] = {
"name": job_state["args"][0],
"guild_id": job_state["args"][1],
"author_id": job_state["args"][2],
"channel_id": job_state["args"][3],
"bot": job_state["args"][4],
}
job_state["kwargs"]["config"] = self.config
job_state["kwargs"]["bot"] = self.bot
# new_kwargs = job_state["kwargs"]
# new_kwargs["config"] = self.config
# new_kwargs["bot"] = self.bot
# job_state["kwargs"] = new_kwargs
job = Job.__new__(Job)
job.__setstate__(job_state)
job._scheduler = self._scheduler
@ -96,78 +124,82 @@ class RedConfigJobStore(MemoryJobStore):
return job
@run_in_event_loop
def add_job(self, job: Job):
if job.id in self._jobs_index:
raise ConflictingIdError(job.id)
# log.debug(f"Check job args: {job.args=}")
timestamp = datetime_to_utc_timestamp(job.next_run_time)
index = self._get_job_index(timestamp, job.id) # This is fine
self._jobs.insert(index, (job, timestamp))
self._jobs_index[job.id] = (job, timestamp)
asyncio.create_task(self._async_add_job(job, index, timestamp))
# log.debug(f"Added job: {self._jobs[index][0].args}")
async def _async_add_job(self, job, index, timestamp):
encoded_job = self._encode_job(job)
job_tuple = tuple([encoded_job, timestamp])
async with self.config.jobs() as jobs:
jobs.insert(index, job_tuple)
# await self.config.jobs_index.set_raw(job.id, value=job_tuple)
return True
@run_in_event_loop
def update_job(self, job):
old_tuple: Tuple[Union[Job, None], Union[datetime, None]] = self._jobs_index.get(
job.id, (None, None)
)
old_job = old_tuple[0]
old_timestamp = old_tuple[1]
if old_job is None:
raise JobLookupError(job.id)
# If the next run time has not changed, simply replace the job in its present index.
# Otherwise, reinsert the job to the list to preserve the ordering.
old_index = self._get_job_index(old_timestamp, old_job.id)
new_timestamp = datetime_to_utc_timestamp(job.next_run_time)
asyncio.create_task(
self._async_update_job(job, new_timestamp, old_index, old_job, old_timestamp)
)
async def _async_update_job(self, job, new_timestamp, old_index, old_job, old_timestamp):
encoded_job = self._encode_job(job)
if old_timestamp == new_timestamp:
self._jobs[old_index] = (job, new_timestamp)
async with self.config.jobs() as jobs:
jobs[old_index] = (encoded_job, new_timestamp)
else:
del self._jobs[old_index]
new_index = self._get_job_index(new_timestamp, job.id) # This is fine
self._jobs.insert(new_index, (job, new_timestamp))
async with self.config.jobs() as jobs:
del jobs[old_index]
jobs.insert(new_index, (encoded_job, new_timestamp))
self._jobs_index[old_job.id] = (job, new_timestamp)
# await self.config.jobs_index.set_raw(old_job.id, value=(encoded_job, new_timestamp))
log.debug(f"Async Updated {job.id=}")
log.debug(f"Check job args: {job.args=}")
@run_in_event_loop
def remove_job(self, job_id):
job, timestamp = self._jobs_index.get(job_id, (None, None))
if job is None:
raise JobLookupError(job_id)
index = self._get_job_index(timestamp, job_id)
del self._jobs[index]
del self._jobs_index[job.id]
asyncio.create_task(self._async_remove_job(index, job))
async def _async_remove_job(self, index, job):
async with self.config.jobs() as jobs:
del jobs[index]
# await self.config.jobs_index.clear_raw(job.id)
# @run_in_event_loop
# def add_job(self, job: Job):
# if job.id in self._jobs_index:
# raise ConflictingIdError(job.id)
# # log.debug(f"Check job args: {job.args=}")
# timestamp = datetime_to_utc_timestamp(job.next_run_time)
# index = self._get_job_index(timestamp, job.id) # This is fine
# self._jobs.insert(index, (job, timestamp))
# self._jobs_index[job.id] = (job, timestamp)
# task = asyncio.create_task(self._async_add_job(job, index, timestamp))
# self._eventloop.run_until_complete(task)
# # log.debug(f"Added job: {self._jobs[index][0].args}")
#
# async def _async_add_job(self, job, index, timestamp):
# encoded_job = self._encode_job(job)
# job_tuple = tuple([encoded_job, timestamp])
# async with self.config.jobs() as jobs:
# jobs.insert(index, job_tuple)
# # await self.config.jobs_index.set_raw(job.id, value=job_tuple)
# return True
# @run_in_event_loop
# def update_job(self, job):
# old_tuple: Tuple[Union[Job, None], Union[datetime, None]] = self._jobs_index.get(
# job.id, (None, None)
# )
# old_job = old_tuple[0]
# old_timestamp = old_tuple[1]
# if old_job is None:
# raise JobLookupError(job.id)
#
# # If the next run time has not changed, simply replace the job in its present index.
# # Otherwise, reinsert the job to the list to preserve the ordering.
# old_index = self._get_job_index(old_timestamp, old_job.id)
# new_timestamp = datetime_to_utc_timestamp(job.next_run_time)
# task = asyncio.create_task(
# self._async_update_job(job, new_timestamp, old_index, old_job, old_timestamp)
# )
# self._eventloop.run_until_complete(task)
#
# async def _async_update_job(self, job, new_timestamp, old_index, old_job, old_timestamp):
# encoded_job = self._encode_job(job)
# if old_timestamp == new_timestamp:
# self._jobs[old_index] = (job, new_timestamp)
# async with self.config.jobs() as jobs:
# jobs[old_index] = (encoded_job, new_timestamp)
# else:
# del self._jobs[old_index]
# new_index = self._get_job_index(new_timestamp, job.id) # This is fine
# self._jobs.insert(new_index, (job, new_timestamp))
# async with self.config.jobs() as jobs:
# del jobs[old_index]
# jobs.insert(new_index, (encoded_job, new_timestamp))
# self._jobs_index[old_job.id] = (job, new_timestamp)
# # await self.config.jobs_index.set_raw(old_job.id, value=(encoded_job, new_timestamp))
#
# log.debug(f"Async Updated {job.id=}")
# # log.debug(f"Check job args: {job.kwargs=}")
# @run_in_event_loop
# def remove_job(self, job_id):
# """Copied instead of super for the asyncio args"""
# job, timestamp = self._jobs_index.get(job_id, (None, None))
# if job is None:
# raise JobLookupError(job_id)
#
# index = self._get_job_index(timestamp, job_id)
# del self._jobs[index]
# del self._jobs_index[job.id]
# task = asyncio.create_task(self._async_remove_job(index, job))
# self._eventloop.run_until_complete(task)
#
# async def _async_remove_job(self, index, job):
# async with self.config.jobs() as jobs:
# del jobs[index]
# # await self.config.jobs_index.clear_raw(job.id)
@run_in_event_loop
def remove_all_jobs(self):
@ -180,4 +212,8 @@ class RedConfigJobStore(MemoryJobStore):
def shutdown(self):
"""Removes all jobs without clearing config"""
asyncio.create_task(self.async_shutdown())
async def async_shutdown(self):
await self.save_to_config()
super().remove_all_jobs()

4
fifo/task.py
Unescape View File

@ -40,8 +40,8 @@ def parse_triggers(data: Union[Dict, None]):
if len(data["triggers"]) > 1: # Multiple triggers
return OrTrigger([get_trigger(t_data) for t_data in data["triggers"]])
return get_trigger(data["triggers"][0])
else:
return get_trigger(data["triggers"][0])
class FakeMessage:

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