diff options
author | 2016-11-07 09:41:07 -0800 | |
---|---|---|
committer | 2016-11-07 09:41:07 -0800 | |
commit | c22717ec633a3f88fef2a61bf56c14240901e917 (patch) | |
tree | dca2d23f155c6a40911a84e87ff8b635f1fe0487 /src | |
parent | 70a1abdb45d74ce46480d74d58a8b01887f96cac (diff) | |
parent | b32149461a3e04ae41fee5b414587253582aa435 (diff) |
Merge remote-tracking branch 'upstream/master' into service_config_json
Diffstat (limited to 'src')
-rw-r--r-- | src/core/ext/lb_policy/round_robin/round_robin.c | 1 | ||||
-rw-r--r-- | src/core/lib/iomgr/network_status_tracker.c | 2 | ||||
-rw-r--r-- | src/core/lib/transport/pid_controller.c | 57 | ||||
-rw-r--r-- | src/core/lib/transport/pid_controller.h | 64 | ||||
-rwxr-xr-x | src/google_benchmark/gen_build_yaml.py | 6 | ||||
-rw-r--r-- | src/python/grpcio/grpc_core_dependencies.py | 1 | ||||
-rw-r--r-- | src/python/grpcio_tests/tests/unit/_rpc_test.py | 4 |
7 files changed, 132 insertions, 3 deletions
diff --git a/src/core/ext/lb_policy/round_robin/round_robin.c b/src/core/ext/lb_policy/round_robin/round_robin.c index 427999aa6b..0fd3abe099 100644 --- a/src/core/ext/lb_policy/round_robin/round_robin.c +++ b/src/core/ext/lb_policy/round_robin/round_robin.c @@ -609,6 +609,7 @@ static void rr_ping_one(grpc_exec_ctx *exec_ctx, grpc_lb_policy *pol, grpc_subchannel_get_connected_subchannel(selected->subchannel), "picked"); grpc_connected_subchannel_ping(exec_ctx, target, closure); + GRPC_CONNECTED_SUBCHANNEL_UNREF(exec_ctx, target, "picked"); } else { gpr_mu_unlock(&p->mu); grpc_exec_ctx_sched(exec_ctx, closure, diff --git a/src/core/lib/iomgr/network_status_tracker.c b/src/core/lib/iomgr/network_status_tracker.c index b4bb7e3cf7..a5ca9ed2c3 100644 --- a/src/core/lib/iomgr/network_status_tracker.c +++ b/src/core/lib/iomgr/network_status_tracker.c @@ -46,7 +46,7 @@ static gpr_mu g_endpoint_mutex; void grpc_network_status_shutdown(void) { if (head != NULL) { gpr_log(GPR_ERROR, - "Memory leaked as all network endpoints were not shut down"); + "Memory leaked as not all network endpoints were shut down"); } gpr_mu_destroy(&g_endpoint_mutex); } diff --git a/src/core/lib/transport/pid_controller.c b/src/core/lib/transport/pid_controller.c new file mode 100644 index 0000000000..3cef225d4b --- /dev/null +++ b/src/core/lib/transport/pid_controller.c @@ -0,0 +1,57 @@ +/* + * + * Copyright 2016, Google Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following disclaimer + * in the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Google Inc. nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + */ + +#include "src/core/lib/transport/pid_controller.h" + +void grpc_pid_controller_init(grpc_pid_controller *pid_controller, + double gain_p, double gain_i, double gain_d) { + pid_controller->gain_p = gain_p; + pid_controller->gain_i = gain_i; + pid_controller->gain_d = gain_d; + grpc_pid_controller_reset(pid_controller); +} + +void grpc_pid_controller_reset(grpc_pid_controller *pid_controller) { + pid_controller->last_error = 0.0; + pid_controller->error_integral = 0.0; +} + +double grpc_pid_controller_update(grpc_pid_controller *pid_controller, + double error, double dt) { + pid_controller->error_integral += error * dt; + double diff_error = (error - pid_controller->last_error) / dt; + pid_controller->last_error = error; + return dt * (pid_controller->gain_p * error + + pid_controller->gain_i * pid_controller->error_integral + + pid_controller->gain_d * diff_error); +} diff --git a/src/core/lib/transport/pid_controller.h b/src/core/lib/transport/pid_controller.h new file mode 100644 index 0000000000..059b5b0834 --- /dev/null +++ b/src/core/lib/transport/pid_controller.h @@ -0,0 +1,64 @@ +/* + * + * Copyright 2016, Google Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following disclaimer + * in the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Google Inc. nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + */ + +#ifndef GRPC_CORE_LIB_TRANSPORT_PID_CONTROLLER_H +#define GRPC_CORE_LIB_TRANSPORT_PID_CONTROLLER_H + +/* \file Simple PID controller. + Implements a proportional-integral-derivative controller. + Used when we want to iteratively control a variable to converge some other + observed value to a 'set-point'. + Gains can be set to adjust sensitivity to current error (p), the integral + of error (i), and the derivative of error (d). */ + +typedef struct { + double gain_p; + double gain_i; + double gain_d; + double last_error; + double error_integral; +} grpc_pid_controller; + +/** Initialize the controller */ +void grpc_pid_controller_init(grpc_pid_controller *pid_controller, + double gain_p, double gain_i, double gain_d); + +/** Reset the controller: useful when things have changed significantly */ +void grpc_pid_controller_reset(grpc_pid_controller *pid_controller); + +/** Update the controller: given a current error estimate, and the time since + the last update, returns a delta to the control value */ +double grpc_pid_controller_update(grpc_pid_controller *pid_controller, + double error, double dt); + +#endif diff --git a/src/google_benchmark/gen_build_yaml.py b/src/google_benchmark/gen_build_yaml.py index f3b3f46132..302e08737a 100755 --- a/src/google_benchmark/gen_build_yaml.py +++ b/src/google_benchmark/gen_build_yaml.py @@ -44,8 +44,10 @@ out['libs'] = [{ 'language': 'c++', 'secure': 'no', 'defaults': 'google_benchmark', - 'src': glob.glob('third_party/google_benchmark/src/*.cc'), - 'headers': glob.glob('third_party/google_benchmark/src/*.h') + glob.glob('third_party/google_benchmark/include/benchmark/*.h'), + 'src': sorted(glob.glob('third_party/google_benchmark/src/*.cc')), + 'headers': sorted( + glob.glob('third_party/google_benchmark/src/*.h') + + glob.glob('third_party/google_benchmark/include/benchmark/*.h')), }] print yaml.dump(out) diff --git a/src/python/grpcio/grpc_core_dependencies.py b/src/python/grpcio/grpc_core_dependencies.py index 6ec2984721..af4049e5a6 100644 --- a/src/python/grpcio/grpc_core_dependencies.py +++ b/src/python/grpcio/grpc_core_dependencies.py @@ -180,6 +180,7 @@ CORE_SOURCE_FILES = [ 'src/core/lib/transport/mdstr_hash_table.c', 'src/core/lib/transport/metadata.c', 'src/core/lib/transport/metadata_batch.c', + 'src/core/lib/transport/pid_controller.c', 'src/core/lib/transport/service_config.c', 'src/core/lib/transport/static_metadata.c', 'src/core/lib/transport/timeout_encoding.c', diff --git a/src/python/grpcio_tests/tests/unit/_rpc_test.py b/src/python/grpcio_tests/tests/unit/_rpc_test.py index ab6546bf87..eb00156da5 100644 --- a/src/python/grpcio_tests/tests/unit/_rpc_test.py +++ b/src/python/grpcio_tests/tests/unit/_rpc_test.py @@ -191,6 +191,10 @@ class RPCTest(unittest.TestCase): self._channel = grpc.insecure_channel('localhost:%d' % port) + def tearDown(self): + self._server.stop(None) + self._server_pool.shutdown(wait=True) + def testUnrecognizedMethod(self): request = b'abc' |