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1465 Commits (831790377b84f403bfa878dae6afdab88c455598)

Author SHA1 Message Date
Tyler Goodlet 5fab61412c Propagate module import and func lookup errors 
RPC module/function lookups should not cause the target actor to crash.
This change instead ships the error back to the calling actor allowing
for the remote actor to continue running depending on the caller's
error handling logic. Adds a new `ModuleNotExposed` error to accommodate.
 2019-01-01 16:12:34 -05:00
goodboy aa479d64b0
Merge pull request #50 from tgoodlet/remote_task_cancelling 
Remote task cancelling
 2019-01-01 15:22:53 -05:00
Tyler Goodlet ef23055d12 Use proper typing syntax 2019-01-01 12:14:57 -05:00
Tyler Goodlet eb6e82f577 Close all portal created async gens on shutdown 2018-12-15 02:20:55 -05:00
Tyler Goodlet db85e13657 Use a fifo lock for IPC 2018-12-15 02:20:19 -05:00
Tyler Goodlet d492236f3a Handle broken channels more resiliently on teardown 2018-12-15 02:19:47 -05:00
Tyler Goodlet 47b531a43a Add test to verify remote task cancellation 2018-12-10 23:13:58 -05:00
Tyler Goodlet 32c7a06e6a Cancel remote async gens when `aclose()` is called 2018-12-10 23:13:25 -05:00
Tyler Goodlet 4dccb44c67 Add support for cancelling remote tasks via a msg 2018-12-10 23:12:46 -05:00
Tyler Goodlet c0cdb3945a Link tweaks 2018-11-30 09:25:20 -05:00
goodboy 26ab45636e
Merge pull request #48 from tgoodlet/loglevel_to_tractor_tests 
Support `loglevel` fixture injection
 2018-11-30 08:34:52 -05:00
goodboy 1a81ef286f
Merge pull request #47 from tgoodlet/fix_46 
Stop channel based async gen streams on exit
 2018-11-30 08:19:21 -05:00
Tyler Goodlet a588047ad4 Stop channel based async gen streams on exit 
I'm not sure how this ever worked but when a "fake" async gen
(i.e. function with special `chan`, `cid` kwargs) is completed
we need to signal the end of the stream just like with normal
async gens. Also don't fail when trying to remove tasks that were
never tracked.

Fixes #46
 2018-11-30 01:24:59 -05:00
Tyler Goodlet f81e802219 Support `loglevel` fixture injection 
For `pytest`, support defining a `loglevel` fixture value which will be
passed into internals when using `@tractor_test`.
 2018-11-30 01:11:08 -05:00
goodboy 58ebacf0f7
Merge pull request #45 from tgoodlet/expose_tractor_test 
Expose `tractor_test` for external use
 2018-11-26 14:42:24 -05:00
Tyler Goodlet 321c096496 Add testing sub-pkg 2018-11-26 14:16:29 -05:00
Tyler Goodlet 512a2f25a2 Expose `tractor_test` in the same way as `trio` 2018-11-26 11:26:04 -05:00
Tyler Goodlet 0879150399 Move `tractor_test` to new module 2018-11-26 11:20:53 -05:00
goodboy b0f7e6a954
Merge pull request #42 from tgoodlet/improved_errors 
Improved errors - introduce trio.MultiError
 2018-11-22 14:56:11 -05:00
Tyler Goodlet 23c7519fec Jeeze 3.7.1 got even faster? 2018-11-22 14:25:31 -05:00
Tyler Goodlet a482681f9c Leverage `pytest.raises()` better; fix a bunch of docs 2018-11-22 11:43:04 -05:00
Tyler Goodlet 469a1e5874 Pin to trio 0.8+ 2018-11-19 18:43:38 -05:00
Tyler Goodlet 3e74cc6f11 Verify nested boxed errors 2018-11-19 16:53:21 -05:00
Tyler Goodlet 0a240187c6 Log the exception when unable to ship back rpc errors 2018-11-19 16:52:55 -05:00
Tyler Goodlet 7a2b7d9d14 Delay tweak for py3.7.1 2018-11-19 14:17:01 -05:00
Tyler Goodlet 9102c48810 Add multierror cancellation tests 2018-11-19 14:16:42 -05:00
Tyler Goodlet 82fcf025cc Fix: MultiError isn't an Exception... 2018-11-19 14:16:09 -05:00
Tyler Goodlet 1bb37dbddf Expose trio.MultiError publicly 2018-11-19 14:15:28 -05:00
Tyler Goodlet 9bb8a062eb mypy fixes 2018-11-19 08:47:42 -05:00
Tyler Goodlet 835d1fa07a Vastly improve error triggered cancellation 
At the expense of a bit more complexity in `ActorNursery.wait()`
(which I commented the heck out of fwiw) this adds far superior and
correct cancellation semantics for when a nursery is cancelled due
to (remote) errors in subactors.

This includes:
- `wait()` will now raise a `trio.MultiError` if multiple subactors
  error with the same semantics as in `trio`.
- in `wait()` portals which are paired with `run_in_actor()`
  spawned subactors (versus `start_actor()`) are waited on separately
  and if the nursery **hasn't** been cancelled but there are errors
  those are raised immediately before waiting on `start_actor()`
  subactors which will block indefinitely if they haven't been
  explicitly cancelled.
- if `wait()` does raise when the nursery hasn't yet been cancelled
  it's expected that it will be called again depending on the actor
  supervision strategy (i.e. right now we operate with a one-cancels-all
  strategy, the same as `trio`, so `ActorNursery.__aexit__() calls
  `cancel()` if any error is raised by `wait()`).

Oh and I added `is_main_process()` helper; can't remember why..
 2018-11-19 08:44:19 -05:00
Tyler Goodlet e75b25dc21 Improve error propagation machinery 
Use the new custom error types throughout the actor and portal
primitives and set a few new rules:
- internal errors are any error not raised by an rpc task and are
  **not** forwarded to portals but instead are raised directly in
  the msg loop.
- portals always re-raise a "main task" error for every call to
  ``Portal.result()``.
 2018-11-19 04:05:07 -05:00
Tyler Goodlet 2f6609ab78 Add custom exceptions with msg (un)packing 2018-11-19 03:51:12 -05:00
Tyler Goodlet 71bb87aa3a Drop deprecated trio error 2018-11-09 01:53:15 -05:00
Tyler Goodlet 12fa5542b1 Oh, mypy... 2018-11-09 01:52:57 -05:00
Tyler Goodlet 2ce8e06619 Some minor doc/comment tweaks 2018-11-09 01:40:12 -05:00
Tyler Goodlet aa32f42715 Avoid hanging multi-prog test when SIGINT fails 2018-11-09 01:36:45 -05:00
Tyler Goodlet aa8238d5e0 Revert allowing multiple stream handlers; clutters test output 2018-11-09 01:35:51 -05:00
goodboy 8b7bf4fc07
Merge pull request #39 from tgoodlet/self_register 
Verify arbiter self registration works
 2018-09-21 10:18:17 -04:00
Tyler Goodlet 109b5971ed Don't overload `func` arg 2018-09-21 10:11:27 -04:00
Tyler Goodlet 034146f2b1 Verify arbiter self registration 2018-09-21 00:32:23 -04:00
Tyler Goodlet 2973d7f1de Await async funcs properly in `LocalPortal.run()` 2018-09-21 00:31:30 -04:00
Tyler Goodlet 71b44b997e Drop sillyness in intro 2018-09-20 20:30:57 -04:00
Tyler Goodlet 7dd91d0684 Wait longer for arbiter-daemon to spawn on py3.6 2018-09-17 09:17:11 -04:00
Tyler Goodlet 65beb2d84e Top level actor must have a `main()` now 2018-09-14 16:34:13 -04:00
Tyler Goodlet 716a44b6b8 Better document `run_daemon()` 2018-09-14 16:33:45 -04:00
goodboy 85a5d1f849
Merge pull request #38 from tgoodlet/multi_program_tests 
Multi program tests
 2018-09-10 22:43:39 -04:00
Tyler Goodlet 827a6c6014 Make `rpc_modules` a positional arg to `tractor.run_daemon()` 2018-09-10 22:31:23 -04:00
Tyler Goodlet 037c4c3797 Comment tweak 2018-09-10 15:28:19 -04:00
Tyler Goodlet d808ffd8f3 `Logger.warn()` is deprecated 2018-09-10 15:19:49 -04:00
Tyler Goodlet d12136d44d Add some mult-program tests 
Run the arbiter-actor in a separate program and do some basic tests to
make sure everything works - particularly, registration and
cancellation.
 2018-09-08 09:44:29 -04:00