Commit graph

63 commits

Author SHA1 Message Date
Connor Clark
b9b548d8eb Fix metadata marshalling bug, add QuickCheck properties (#63)
* make metadatamap a newtype of multimap

* update tests for new MetadataMap

* remove multimap dependency, reproduce needed functionality instead

* add repeated key to payload test

* QuickCheck properties for C bindings, fix bug in metadata FFI wrappers

* add quickcheck bound

* fix merge
2016-08-17 09:54:46 -07:00
Joel Stanley
096d399b30 MONAPP-1035: Fix errant hang on metadata exchange in Haskell client-side bidirectional streaming (#70)
* (wip) Change ClientRWHandler to use an IO action for metadata acqui

* Demonstrate placement of WaitForInitialMetadata() in hellos_client

* Make hellos cpp server always send metadata first, for now

* Show getMD placement in haskell hellos-client

* Add prelim bidi metadata exchange behavior tweaks to line up with C++ API conventions
2016-08-15 12:55:40 -05:00
Joel Stanley
a5614befe3 More reuse between unregistered and registered LL server functions (#67) 2016-08-10 16:38:58 -05:00
Joel Stanley
d7b00ac054 Fix race condition while tracking outstanding handler threads (#66)
* Demonstrate shutdown concurrency bug via unregistered server streaming test

* Comments, cleanup

* Remove extraneous liftIOs from low level tests
2016-08-10 16:14:41 -05:00
Joel Stanley
9408745254 Streaming interface tweaks (i.e., StreamSend/Recv ops in IO) (#58)
* Add clientRW', StreamRecv', StreamSend' placeholders for IO-based stream ops (instead of Streaming); concurrent hellos Haskell client; hellos client cleanup

* Fix typo

* Rename clientRW' => clientRW; fix unreg bidi testcase

* Replace serverRW operation with one that uses the IO-based stream ops instead of the Pipes.Proxy.Client ops; modify examples accordingly

* Misc formatting, minor restructuring wibbles

* Replace remaining stream send/recv operations with IO-based ops instead of
Pipes.Proxy.Client; DCR; minor style consistency tweaks.
2016-08-09 11:30:47 -05:00
Connor Clark
d66a4f98b3 Update to gRPC 0.15 (#61)
* update channel arg names, add compression level arg support, add compression level arg test

* switch to temp test demonstrating bug in grpc 0.15.0

* memset op array to 0

* switch examples back

* Switch to newer `grpc` and enable tests in `release.nix`

* Split out `simple-server` test into separate shell script

* Fix bash invocation

* Add intermediate `./default-tests.nix` build

* Add `tests.patch` to version control

* Split `python` command into separate script

* Provide `python` via `nix`
2016-08-05 09:29:20 -07:00
Connor Clark
f8bbe3abd2 Connor/metadata improvements (#52)
* make metadatamap a newtype of multimap

* update tests for new MetadataMap

* remove multimap dependency, reproduce needed functionality instead

* add repeated key to payload test

* bump LTS version for sorted-list, use SortedList for MetadataMap

* remove unneeded conversion

* MetadataMap documentation

* minor fixes
2016-08-01 12:38:35 -07:00
Connor Clark
5a23c9ae90 make serverLoop blocking again (#59) 2016-07-27 16:50:48 -07:00
Connor Clark
0d70a6c960 Criterion benchmarks (#50)
* begin bench executable

* tweak benchmark, fork serverLoop for interruptibility

* client streaming benchmarks

* add server streaming handler

* server streaming benchmark

* bidi streaming benchmark

* cleanup, create benchmark html

* improve error messages

* benchmarks: add bounds, remove -g, add -O2

* eliminate explicit sleep at shutdown

* bump protobuf-wire version

* remove superfluous parens, remove benchmarks.html
2016-07-26 15:48:25 -07:00
Joel Stanley
c1fa7956c7 "Hellos" C++/Haskell programs for exercising interop for streaming modes (#49)
* Hellos example: skeleton and server-streaming mode use

* Catch IO exceptions in dispatchLoop

* Distinguish decoding errors from other errors; convert error calls to explicit throws of GRPCIOErrors

* instance Exception GRPCIOError

* Add error checks and error messages to hellos cpp client

* Change fixed32 to uint32

* Add prelim hellos-client, hellos-server executables

* Hellos cpp example: add client-streaming mode use

* In unregistered high-level server, aggressively catch all exceptions raised in
handlers and promote then to a new GRPCIOError constructor.

* Hellos hs example: add client-streaming mode use

* Hellos cpp example: add simple bidi mode use

* Hellos hs example: add simple bidi mode use

* wibbles

* Add GRPCIOErrorEq newtype wrapper w/ Eq instance for testing purposes

* Refactoring wibbles

* README wibbles

* DCR

* Fix rebase derp

* Remove libdl dep, update protobuf github link in hellos cpp Makefile.

* Use Data.Coerce.coerce for GRPCIOErrorEq; remove warnings

* Report expected/got errors in Haskell hellos client/server

* Report expected/got errors in cpp hellos client/server

* Add some instructions for running the hellos client/server

* Fix warnings

* Rename logShow to logMsg and use stderr for logging

* Tweak compliation parameters for hellos hs executables; increase constant workload

* Remove unnecessary type annotation

* Simplify handleError in dispatchLoop

* Remove GRPCIOErrorEq and coerce use; change GRPCIOHandlerException type
2016-07-26 15:21:35 -07:00
Connor Clark
b3d0b8a4a7 high-level server: add initial metadata to options (#53) 2016-07-26 13:16:44 -07:00
Connor Clark
86bad965ce fix ifdef indentation (#51) 2016-07-22 14:29:05 -07:00
Connor Clark
ab4dea344d Server performance and stability improvements (#48)
* concurrent echo client for stress testing

* update examples for benchmarking, tweak cabal file

* mark frequently-used call as unsafe for performance boost

* add unsafe annotation to non-blocking C calls on critical path

* more unsafe annotations -- server performance almost doubled now

* one CQ for all call ops

* unsafe annotation on start_batch

* wait for all client threads, replace error with fail

* add -O2
2016-07-21 12:55:16 -07:00
Connor Clark
cc5d30acd2 Travis/service generation (#46)
* higher bound on clock versions

* Added helper module for generated service code
2016-07-20 11:26:53 -07:00
Connor Clark
65026eb79c Fix async race causing crash on server shutdown (#43)
* clean up forked threads before shutting down server

* get rid of sleep, wait until all forked threads are dead to shutdown server

* add todo
2016-07-18 11:04:01 -05:00
Connor Clark
99e6f0652d fix up handler type, tweak ServerCall record names (#42)
* fix up handler type, tweak ServerCall record names

* remove ' from handler types, use LL suffix for low-level handlers

* fix all build warnings
2016-07-14 16:33:56 -07:00
Connor Clark
e4a28e9e4b High-level unregistered concurrent interface (#41)
* remove parent ptr from unregistered calls -- unneeded

* begin unregistered high level server loop

* undo changes to highlevel server, add mkConfig for unregistered server

* move call CQ create/destroy into call create/destroy

* async normal call function

* preliminary unregistered server loop for non-streaming methods

* working unregistered highlevel example

* loop counters for benchmarking

* changes for benchmarking, add ruby example server for benchmarking

* async version of withCall, refactor unregistered server loop to handle all method types

* unregistered client streaming

* add remaining streaming modes

* unregistered server streaming test

* unregistered streaming tests

* add error logging

* fix bug in add example

* remove old TODOs

* fix bug: don't assume slices are null-terminated

* add TODO re: unregistered client streaming functions
2016-07-14 09:53:28 -07:00
Connor Clark
9113e416e7 Joel/highlevelv2 (#40)
* Tweak runOps param order, inline common op sequences, clean up serverHandleNormalCall

* More ops sequence inlining for clarity, experimenting with Managed

* Checkpoint: preliminary support for all streaming modes; much cleanup/refactoring and api design still needed

* Use mempty for default StatusDetails; tweak bad status matching mechanism

* Preliminary user-facing, server-streaming, low-level api and test

* renaming wibbles

* Preliminary user-facing, client-streaming, low-level api and test

* Move sendMsgs comb to Network.GRPC.LowLevel.Op; misc cleanup/DCR

* Modify bidi streaming to omit request payload

* Add transformers dep

* Preliminary user-facing low-level bidirectional streaming api and test

* Fix missing peek import

* Remove TimeoutSeconds params on streaming mode functions

* Fix serverHandleNormalCall rebase wart

* Fix rebase warts; minor hlint fixes and wibbles

* Post-rebase tweaks to optional payload use in serverRequestCall (i.e., now respects payloadHandling again)

* Cleanup/refactor serverRequestCall

* Fix comment

* Change ServerRWHandler type so that handler does not have to invoke a finalizer

* Change ServerReaderHandler type so that handler does not have to invoke a finalizer

* Simplify serverWriter interface and ServerWriterHandler structure

* Simplify serverRW (get rid of exec param), improve bidi streaming tests

* Use ExceptT in serverRW impl

* Change ServerRWHandler type to pass recv/send operations.

* Renaming

* Define ClientRWHandler, pass recv/send ops

* wibbles

* Use ExceptT in clientRW impl

* Add DataKinded phantom typing to RegisteredMethod; misc cleanup

* Simplify sendMsgs interface; add SingleSend type and related helpers

* Rename SingleSend to SendSingle, use ExceptT to clean up {client,server}Writer and sendMsgs

* More ExceptT cleanup in clientWriter

* Factor out reusable bits of clientWriter

* Shrink ServerReaderHandler

* Delete stale comments

* begin high-level server interface

* update to datakind representation

* clean up

* move method type info to type level, parametrize ServerCall by payload

* convert for writer handler

* start switching over to Message-based handlers

* begin work on highlevel example

* comment out old code

* parametrize StreamSend

* parametrize StreamRecv

* conversion for ServerReaderHandler

* finish handler conversions

* Add high level version and payload checking to echo-client

* Decouple server CQs from call-bound CQs (registered methods); use more consistent naming conventions

* Decouple server/call-bound CQs for unregistered methods; refactor U.serverRequestCall; misc cleanup

* Make convertRecv total; formatting wibbles
2016-07-12 11:28:21 -07:00
Joel Stanley
2c2c817ad8 Fix botched merge 2016-07-11 15:20:00 -05:00
Joel Stanley
d24f69176b Merge branch 'master' into joel/bugfix/server-request-registered-call-pluck-permission
Conflicts:
	src/Network/GRPC/LowLevel/CompletionQueue.hs
2016-07-11 15:13:34 -05:00
Connor Clark
b7a02a63e7 Fix Linux tests (#38)
* fix debug mode

* handle deadline differently depending on OS

* remove unneeded tests
2016-07-11 11:20:13 -07:00
Joel Stanley
4ae3936ac9 Apply same pluck permission region fix to unregistered serverRequestCall 2016-07-11 12:53:19 -05:00
Joel Stanley
ca1d5a7205 minor tweaks to withPermission 2016-07-10 17:28:10 -05:00
Joel Stanley
a0a14dd7d8 debug wibbles 2016-07-10 17:19:35 -05:00
Joel Stanley
72160cea89 Fixes a concurrency bug wherein a thread (running beyond the maximum number of
pluckers) would register a CQ notification via
grpc_server_request_registered_call prior to obtaining pluck permission, block
on acquiring such permission, and thus miss notification of the server call.

The bug can could be witnessed with particular interleavings by ensuring that
GRPC_MAX_COMPLETION_QUEUE_PLUCKERS server threads are blocked on their own
server call notifications, and then using the
(GRPC_MAX_COMPLETION_QUEUE_PLUCKERS+1)th server thread to attempt to block on a
notification for an additional server call.

In order to fix this, we simply extended the pluck permission held window for
serverRequestCall, and created a variant of pluck (called pluck') which assumes
permission to pluck is already held by the calling thread.
2016-07-10 17:15:57 -05:00
Joel Stanley
96d12c1e6c Preliminary streaming mode support (client streaming, server streaming, bidirectional) (#37)
* Tweak runOps param order, inline common op sequences, clean up serverHandleNormalCall

* More ops sequence inlining for clarity, experimenting with Managed

* Checkpoint: preliminary support for all streaming modes; much cleanup/refactoring and api design still needed

* Use mempty for default StatusDetails; tweak bad status matching mechanism

* Preliminary user-facing, server-streaming, low-level api and test

* renaming wibbles

* Preliminary user-facing, client-streaming, low-level api and test

* Move sendMsgs comb to Network.GRPC.LowLevel.Op; misc cleanup/DCR

* Modify bidi streaming to omit request payload

* Add transformers dep

* Preliminary user-facing low-level bidirectional streaming api and test

* Fix missing peek import

* Remove TimeoutSeconds params on streaming mode functions

* Fix serverHandleNormalCall rebase wart

* Fix rebase warts; minor hlint fixes and wibbles

* Post-rebase tweaks to optional payload use in serverRequestCall (i.e., now respects payloadHandling again)

* Cleanup/refactor serverRequestCall

* Fix comment

* Change ServerRWHandler type so that handler does not have to invoke a finalizer

* Change ServerReaderHandler type so that handler does not have to invoke a finalizer

* Simplify serverWriter interface and ServerWriterHandler structure

* Simplify serverRW (get rid of exec param), improve bidi streaming tests

* Use ExceptT in serverRW impl

* Change ServerRWHandler type to pass recv/send operations.

* Renaming

* Define ClientRWHandler, pass recv/send ops

* wibbles

* Use ExceptT in clientRW impl

* Add DataKinded phantom typing to RegisteredMethod; misc cleanup

* Simplify sendMsgs interface; add SingleSend type and related helpers

* Rename SingleSend to SendSingle, use ExceptT to clean up {client,server}Writer and sendMsgs

* More ExceptT cleanup in clientWriter

* Factor out reusable bits of clientWriter

* Shrink ServerReaderHandler

* Delete stale comments

* Use common machinery for all streaming modes; make handler types more consistent

* wibbles
2016-07-06 08:59:38 -05:00
Connor Clark
e9f6340e40 Fix up parent calls (#36)
* remove parentPtr from server calls

* remove parentPtr from ServerCall, add new withClientCallParent
2016-06-24 10:10:46 -05:00
Connor Clark
accc8b8573 fix all warnings (#35) 2016-06-23 16:35:11 -05:00
Connor Clark
9f170be5b0 Get rid of unneeded Maybe in NormalRequestResult (#34) 2016-06-23 16:34:36 -05:00
Connor Clark
51891bb026 update debugServerCall for changes to fields. Fixes debug builds. (#33) 2016-06-23 16:34:01 -05:00
Connor Clark
a530faf912 Channel options: user agents and compression (#32)
* get_peer: fix todo

* add documentation for server registered call function

* test roundtrip conversion of larger bytestrings (32 mb)

* Add channel args interface: currently supports user agents and compression.

* fix build failure after stack clean
2016-06-22 13:07:38 -07:00
Connor Clark
ff73b5eb5a serverRequestCall: block until request received (#30)
* fix error for client timeouts

* registered calls: block until call received, simplify cleanup

* unregistered calls: block until request received

* Fix up tests
2016-06-22 10:41:14 -07:00
Connor Clark
f6e244912a Server call deadlines (#28)
* functions for getting call deadline, checking for expiry

* server registered calls: populate deadline correctly, isExpired predicate

* update debugServerCall
2016-06-16 14:45:55 -05:00
Connor Clark
5ba5c8a42a fix wrong endpoint test, add test, tweak handler types (#29)
* fix testWrongEndpoint

* test that unregistered requests are ignored by request_registered_call

* handler returns status code, drop Grpc prefix from status codes
2016-06-16 10:23:54 -05:00
Connor Clark
4ce7497a33 Fix test failure: remove timeout from runOps, make timeout optional in pluck. (#27) 2016-06-15 10:30:17 -07:00
Connor Clark
1907fa66c4 Server-side call cancellation (#26)
* begin module with LowLevel tests of Op stuff, cancel functions, refactor Ops a little.

* refactor op tests, add server-side cancellation test

* add cancel function for unregistered calls, move some unregistered stuff

* remove unnecessary threadDelay

* update test description

* fix init metadata api for registered server calls

* pass call into handler for cancelling, add cancel test
2016-06-13 13:51:53 -07:00
Connor Clark
58661adf8b Add tests, fix some Valgrind errors (#25)
* add tests for server misbehavior

* fix leaks in pluck and next

* fix deadline leak

* fix slice leak

* always free metadata

* add full TODO in case we get rid of unregistered code

* shorter deadline to make test faster

* update for grpc 0.14.0

* fix another valgrind complaint
2016-06-13 09:25:32 -05:00
Connor Clark
f7e30a1c15 update for grpc 0.14.0 2016-06-09 15:29:21 -07:00
Joel Stanley
acefc35b8f Oops: remove runServerOps, -Network.GRPC.LowLevel.Op.Unregistered module as it is no longer needed 2016-06-08 15:53:09 -05:00
Joel Stanley
4780a0c8ed Drop distinction between runServerOps and runClientOps 2016-06-08 15:29:12 -05:00
Joel Stanley
8069ebba07 Rename reg operations in all modules; use qualified imports whenever selecting unregistered variants 2016-06-08 15:29:12 -05:00
Joel Stanley
b08ae78dd1 comments 2016-06-08 15:29:12 -05:00
Joel Stanley
e8d3e6450e Split up CompletionQueue into CompletionQueue.{Unregistered,Internal} and add Unregistered namespace for Op 2016-06-08 15:29:12 -05:00
Joel Stanley
eb1040d07b Rename unreg operations in Network.GRPC.LowLevel.Server.Unregistered 2016-06-08 15:29:12 -05:00
Joel Stanley
27a9a6283a Rename unreg operations in Network.GRPC.LowLevel.Call.Unregistered 2016-06-08 15:29:12 -05:00
Joel Stanley
386568463a Split off support for unregistered calls to an *.Unregistered module namespace 2016-06-08 15:29:12 -05:00
Joel Stanley
48c9545fdb Low-level tests: more consistent client/server defs and error handling (#22)
* Add field names to NormalRequestResult

* Add concise test definition combs; better error reporting; helpers for metadata comparison
2016-06-08 13:12:07 -05:00
Joel Stanley
d46c0c1c94 Distinguish hostnames vs "host:port" strings; minor echo client cleanup (#20)
* Remove explicit host:port parameter from clientRequest

* Save ClientConfig in Client ADT; derive host:port string as needed

* Add Port newtype and endpoint string constructor fn

* Introduce Endpoint newtype for host:port strings; derive them as needed; misc cleanup

* Clean up echo client
2016-06-06 12:54:43 -05:00
Connor Clark
a757e02c30 fix test 2016-06-03 14:03:57 -07:00
Connor Clark
ce56953b24 Various example/benchmarking code (#16)
* initial echo client/server examples

* registered and unregistered versions of the example client

* ignore pyc files

* cpp echo code, flag to build examples

* threaded server example
2016-06-03 10:34:09 -07:00