mirror of https://github.com/grpc/grpc.git
Craig Tiller
8 years ago
commit
c586666cbd
239 changed files with 6507 additions and 3444 deletions
File diff suppressed because it is too large
Load Diff
@ -1,41 +0,0 @@ |
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/*
|
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* |
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* Copyright 2015, Google Inc. |
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* All rights reserved. |
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* |
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* 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 |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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|
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#ifndef GRPC_CORE_LIB_IOMGR_EV_POLL_AND_EPOLL_POSIX_H |
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#define GRPC_CORE_LIB_IOMGR_EV_POLL_AND_EPOLL_POSIX_H |
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|
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#include "src/core/lib/iomgr/ev_posix.h" |
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const grpc_event_engine_vtable *grpc_init_poll_and_epoll_posix(void); |
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|
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#endif /* GRPC_CORE_LIB_IOMGR_EV_POLL_AND_EPOLL_POSIX_H */ |
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@ -0,0 +1,98 @@ |
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/*
|
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* |
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* Copyright 2015, Google Inc. |
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* All rights reserved. |
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* |
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* 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 |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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|
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#include "src/core/lib/iomgr/socket_mutator.h" |
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|
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#include <grpc/impl/codegen/grpc_types.h> |
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#include <grpc/support/sync.h> |
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#include <grpc/support/useful.h> |
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|
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void grpc_socket_mutator_init(grpc_socket_mutator *mutator, |
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const grpc_socket_mutator_vtable *vtable) { |
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mutator->vtable = vtable; |
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gpr_ref_init(&mutator->refcount, 1); |
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} |
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|
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grpc_socket_mutator *grpc_socket_mutator_ref(grpc_socket_mutator *mutator) { |
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gpr_ref(&mutator->refcount); |
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return mutator; |
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} |
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|
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bool grpc_socket_mutator_mutate_fd(grpc_socket_mutator *mutator, int fd) { |
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return mutator->vtable->mutate_fd(fd, mutator); |
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} |
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|
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int grpc_socket_mutator_compare(grpc_socket_mutator *a, |
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grpc_socket_mutator *b) { |
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int c = GPR_ICMP(a, b); |
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if (c != 0) { |
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grpc_socket_mutator *sma = a; |
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grpc_socket_mutator *smb = b; |
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c = GPR_ICMP(sma->vtable, smb->vtable); |
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if (c == 0) { |
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c = sma->vtable->compare(sma, smb); |
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} |
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} |
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return c; |
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} |
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|
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void grpc_socket_mutator_unref(grpc_socket_mutator *mutator) { |
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if (gpr_unref(&mutator->refcount)) { |
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mutator->vtable->destory(mutator); |
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} |
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} |
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|
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static void *socket_mutator_arg_copy(void *p) { |
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return grpc_socket_mutator_ref(p); |
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} |
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|
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static void socket_mutator_arg_destroy(grpc_exec_ctx *exec_ctx, void *p) { |
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grpc_socket_mutator_unref(p); |
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} |
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|
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static int socket_mutator_cmp(void *a, void *b) { |
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return grpc_socket_mutator_compare((grpc_socket_mutator *)a, |
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(grpc_socket_mutator *)b); |
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} |
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|
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static const grpc_arg_pointer_vtable socket_mutator_arg_vtable = { |
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socket_mutator_arg_copy, socket_mutator_arg_destroy, socket_mutator_cmp}; |
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|
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grpc_arg grpc_socket_mutator_to_arg(grpc_socket_mutator *mutator) { |
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grpc_arg arg; |
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arg.type = GRPC_ARG_POINTER; |
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arg.key = GRPC_ARG_SOCKET_MUTATOR; |
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arg.value.pointer.vtable = &socket_mutator_arg_vtable; |
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arg.value.pointer.p = mutator; |
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return arg; |
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} |
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@ -0,0 +1,80 @@ |
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/*
|
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* |
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* Copyright 2015, Google Inc. |
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* All rights reserved. |
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* |
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* 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 |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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#ifndef GRPC_CORE_LIB_IOMGR_SOCKET_MUTATOR_H |
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#define GRPC_CORE_LIB_IOMGR_SOCKET_MUTATOR_H |
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#include <grpc/impl/codegen/grpc_types.h> |
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#include <grpc/support/sync.h> |
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|
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#ifdef __cplusplus |
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extern "C" { |
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#endif |
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|
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/** The virtual table of grpc_socket_mutator */ |
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typedef struct { |
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/** Mutates the socket opitons of \a fd */ |
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bool (*mutate_fd)(int fd, grpc_socket_mutator *mutator); |
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/** Compare socket mutator \a a and \a b */ |
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int (*compare)(grpc_socket_mutator *a, grpc_socket_mutator *b); |
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/** Destroys the socket mutator instance */ |
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void (*destory)(grpc_socket_mutator *mutator); |
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} grpc_socket_mutator_vtable; |
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/** The Socket Mutator interface allows changes on socket options */ |
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struct grpc_socket_mutator { |
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const grpc_socket_mutator_vtable *vtable; |
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gpr_refcount refcount; |
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}; |
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/** called by concrete implementations to initialize the base struct */ |
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void grpc_socket_mutator_init(grpc_socket_mutator *mutator, |
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const grpc_socket_mutator_vtable *vtable); |
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|
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/** Wrap \a mutator as a grpc_arg */ |
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grpc_arg grpc_socket_mutator_to_arg(grpc_socket_mutator *mutator); |
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/** Perform the file descriptor mutation operation of \a mutator on \a fd */ |
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bool grpc_socket_mutator_mutate_fd(grpc_socket_mutator *mutator, int fd); |
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/** Compare if \a a and \a b are the same mutator or have same settings */ |
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int grpc_socket_mutator_compare(grpc_socket_mutator *a, grpc_socket_mutator *b); |
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grpc_socket_mutator *grpc_socket_mutator_ref(grpc_socket_mutator *mutator); |
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void grpc_socket_mutator_unref(grpc_socket_mutator *mutator); |
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#ifdef __cplusplus |
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} |
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#endif |
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#endif /* GRPC_CORE_LIB_IOMGR_SOCKET_MUTATOR_H */ |
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@ -0,0 +1,359 @@ |
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/*
|
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* |
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* Copyright 2016, Google Inc. |
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* All rights reserved. |
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* |
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* 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. |
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* |
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*/ |
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#include "test/core/end2end/end2end_tests.h" |
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#include <limits.h> |
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#include <stdbool.h> |
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#include <stdio.h> |
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#include <string.h> |
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|
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#include <grpc/byte_buffer.h> |
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#include <grpc/support/alloc.h> |
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#include <grpc/support/log.h> |
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#include <grpc/support/time.h> |
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#include <grpc/support/useful.h> |
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#include "src/core/lib/channel/channel_stack_builder.h" |
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#include "src/core/lib/surface/channel_init.h" |
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#include "test/core/end2end/cq_verifier.h" |
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enum { TIMEOUT = 200000 }; |
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static bool g_enable_filter = false; |
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static gpr_mu g_mu; |
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static gpr_timespec g_client_latency; |
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static gpr_timespec g_server_latency; |
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|
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static void *tag(intptr_t t) { return (void *)t; } |
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static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config, |
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const char *test_name, |
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grpc_channel_args *client_args, |
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grpc_channel_args *server_args) { |
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grpc_end2end_test_fixture f; |
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gpr_log(GPR_INFO, "%s/%s", test_name, config.name); |
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f = config.create_fixture(client_args, server_args); |
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config.init_server(&f, server_args); |
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config.init_client(&f, client_args); |
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return f; |
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} |
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|
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static gpr_timespec n_seconds_time(int n) { |
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return GRPC_TIMEOUT_SECONDS_TO_DEADLINE(n); |
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} |
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|
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static gpr_timespec five_seconds_time(void) { return n_seconds_time(5); } |
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|
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static void drain_cq(grpc_completion_queue *cq) { |
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grpc_event ev; |
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do { |
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ev = grpc_completion_queue_next(cq, five_seconds_time(), NULL); |
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} while (ev.type != GRPC_QUEUE_SHUTDOWN); |
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} |
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|
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static void shutdown_server(grpc_end2end_test_fixture *f) { |
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if (!f->server) return; |
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grpc_server_shutdown_and_notify(f->server, f->cq, tag(1000)); |
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GPR_ASSERT(grpc_completion_queue_pluck( |
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f->cq, tag(1000), GRPC_TIMEOUT_SECONDS_TO_DEADLINE(5), NULL) |
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.type == GRPC_OP_COMPLETE); |
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grpc_server_destroy(f->server); |
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f->server = NULL; |
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} |
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|
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static void shutdown_client(grpc_end2end_test_fixture *f) { |
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if (!f->client) return; |
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grpc_channel_destroy(f->client); |
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f->client = NULL; |
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} |
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static void end_test(grpc_end2end_test_fixture *f) { |
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shutdown_server(f); |
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shutdown_client(f); |
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|
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grpc_completion_queue_shutdown(f->cq); |
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drain_cq(f->cq); |
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grpc_completion_queue_destroy(f->cq); |
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} |
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|
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// Simple request via a server filter that saves the reported latency value.
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static void test_request(grpc_end2end_test_config config) { |
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grpc_call *c; |
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grpc_call *s; |
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grpc_slice request_payload_slice = |
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grpc_slice_from_copied_string("hello world"); |
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grpc_byte_buffer *request_payload = |
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grpc_raw_byte_buffer_create(&request_payload_slice, 1); |
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gpr_timespec deadline = five_seconds_time(); |
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grpc_end2end_test_fixture f = |
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begin_test(config, "filter_latency", NULL, NULL); |
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cq_verifier *cqv = cq_verifier_create(f.cq); |
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grpc_op ops[6]; |
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grpc_op *op; |
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grpc_metadata_array initial_metadata_recv; |
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grpc_metadata_array trailing_metadata_recv; |
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grpc_metadata_array request_metadata_recv; |
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grpc_byte_buffer *request_payload_recv = NULL; |
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grpc_call_details call_details; |
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grpc_status_code status; |
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grpc_call_error error; |
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char *details = NULL; |
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size_t details_capacity = 0; |
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int was_cancelled = 2; |
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|
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gpr_mu_lock(&g_mu); |
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g_client_latency = gpr_time_0(GPR_TIMESPAN); |
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g_server_latency = gpr_time_0(GPR_TIMESPAN); |
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gpr_mu_unlock(&g_mu); |
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const gpr_timespec start_time = gpr_now(GPR_CLOCK_MONOTONIC); |
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|
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c = grpc_channel_create_call(f.client, NULL, GRPC_PROPAGATE_DEFAULTS, f.cq, |
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"/foo", "foo.test.google.fr", deadline, NULL); |
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GPR_ASSERT(c); |
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|
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grpc_metadata_array_init(&initial_metadata_recv); |
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grpc_metadata_array_init(&trailing_metadata_recv); |
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grpc_metadata_array_init(&request_metadata_recv); |
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grpc_call_details_init(&call_details); |
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|
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memset(ops, 0, sizeof(ops)); |
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op = ops; |
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op->op = GRPC_OP_SEND_INITIAL_METADATA; |
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op->data.send_initial_metadata.count = 0; |
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op->data.send_initial_metadata.metadata = NULL; |
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op->flags = 0; |
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op->reserved = NULL; |
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op++; |
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op->op = GRPC_OP_SEND_MESSAGE; |
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op->data.send_message = request_payload; |
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op->flags = 0; |
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op->reserved = NULL; |
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op++; |
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op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT; |
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op->flags = 0; |
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op->reserved = NULL; |
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op++; |
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op->op = GRPC_OP_RECV_INITIAL_METADATA; |
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op->data.recv_initial_metadata = &initial_metadata_recv; |
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op->flags = 0; |
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op->reserved = NULL; |
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op++; |
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op->op = GRPC_OP_RECV_STATUS_ON_CLIENT; |
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op->data.recv_status_on_client.trailing_metadata = &trailing_metadata_recv; |
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op->data.recv_status_on_client.status = &status; |
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op->data.recv_status_on_client.status_details = &details; |
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op->data.recv_status_on_client.status_details_capacity = &details_capacity; |
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op->flags = 0; |
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op->reserved = NULL; |
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op++; |
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error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(1), NULL); |
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GPR_ASSERT(GRPC_CALL_OK == error); |
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|
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error = |
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grpc_server_request_call(f.server, &s, &call_details, |
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&request_metadata_recv, f.cq, f.cq, tag(101)); |
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GPR_ASSERT(GRPC_CALL_OK == error); |
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|
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CQ_EXPECT_COMPLETION(cqv, tag(101), 1); |
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cq_verify(cqv); |
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|
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memset(ops, 0, sizeof(ops)); |
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op = ops; |
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op->op = GRPC_OP_SEND_INITIAL_METADATA; |
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op->data.send_initial_metadata.count = 0; |
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op->flags = 0; |
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op->reserved = NULL; |
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op++; |
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op->op = GRPC_OP_SEND_STATUS_FROM_SERVER; |
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op->data.send_status_from_server.trailing_metadata_count = 0; |
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op->data.send_status_from_server.status = GRPC_STATUS_UNIMPLEMENTED; |
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op->data.send_status_from_server.status_details = "xyz"; |
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op->flags = 0; |
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op->reserved = NULL; |
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op++; |
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op->op = GRPC_OP_RECV_CLOSE_ON_SERVER; |
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op->data.recv_close_on_server.cancelled = &was_cancelled; |
||||
op->flags = 0; |
||||
op->reserved = NULL; |
||||
op++; |
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error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(102), NULL); |
||||
GPR_ASSERT(GRPC_CALL_OK == error); |
||||
|
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CQ_EXPECT_COMPLETION(cqv, tag(102), 1); |
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CQ_EXPECT_COMPLETION(cqv, tag(1), 1); |
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cq_verify(cqv); |
||||
|
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GPR_ASSERT(status == GRPC_STATUS_UNIMPLEMENTED); |
||||
GPR_ASSERT(0 == strcmp(details, "xyz")); |
||||
|
||||
gpr_free(details); |
||||
grpc_metadata_array_destroy(&initial_metadata_recv); |
||||
grpc_metadata_array_destroy(&trailing_metadata_recv); |
||||
grpc_metadata_array_destroy(&request_metadata_recv); |
||||
grpc_call_details_destroy(&call_details); |
||||
|
||||
grpc_call_destroy(s); |
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grpc_call_destroy(c); |
||||
|
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const gpr_timespec end_time = gpr_now(GPR_CLOCK_MONOTONIC); |
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const gpr_timespec max_latency = gpr_time_sub(end_time, start_time); |
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|
||||
gpr_mu_lock(&g_mu); |
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GPR_ASSERT(gpr_time_cmp(max_latency, g_client_latency) >= 0); |
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GPR_ASSERT(gpr_time_cmp(gpr_time_0(GPR_TIMESPAN), g_client_latency) < 0); |
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GPR_ASSERT(gpr_time_cmp(max_latency, g_server_latency) >= 0); |
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GPR_ASSERT(gpr_time_cmp(gpr_time_0(GPR_TIMESPAN), g_server_latency) < 0); |
||||
// Server latency should always be smaller than client latency.
|
||||
GPR_ASSERT(gpr_time_cmp(g_server_latency, g_client_latency) < 0); |
||||
gpr_mu_unlock(&g_mu); |
||||
|
||||
cq_verifier_destroy(cqv); |
||||
|
||||
grpc_byte_buffer_destroy(request_payload); |
||||
grpc_byte_buffer_destroy(request_payload_recv); |
||||
|
||||
end_test(&f); |
||||
config.tear_down_data(&f); |
||||
} |
||||
|
||||
/*******************************************************************************
|
||||
* Test latency filter |
||||
*/ |
||||
|
||||
static grpc_error *init_call_elem(grpc_exec_ctx *exec_ctx, |
||||
grpc_call_element *elem, |
||||
grpc_call_element_args *args) { |
||||
return GRPC_ERROR_NONE; |
||||
} |
||||
|
||||
static void client_destroy_call_elem(grpc_exec_ctx *exec_ctx, |
||||
grpc_call_element *elem, |
||||
const grpc_call_final_info *final_info, |
||||
void *and_free_memory) { |
||||
gpr_mu_lock(&g_mu); |
||||
g_client_latency = final_info->stats.latency; |
||||
gpr_mu_unlock(&g_mu); |
||||
} |
||||
|
||||
static void server_destroy_call_elem(grpc_exec_ctx *exec_ctx, |
||||
grpc_call_element *elem, |
||||
const grpc_call_final_info *final_info, |
||||
void *and_free_memory) { |
||||
gpr_mu_lock(&g_mu); |
||||
g_server_latency = final_info->stats.latency; |
||||
gpr_mu_unlock(&g_mu); |
||||
} |
||||
|
||||
static void init_channel_elem(grpc_exec_ctx *exec_ctx, |
||||
grpc_channel_element *elem, |
||||
grpc_channel_element_args *args) {} |
||||
|
||||
static void destroy_channel_elem(grpc_exec_ctx *exec_ctx, |
||||
grpc_channel_element *elem) {} |
||||
|
||||
static const grpc_channel_filter test_client_filter = { |
||||
grpc_call_next_op, |
||||
grpc_channel_next_op, |
||||
0, |
||||
init_call_elem, |
||||
grpc_call_stack_ignore_set_pollset_or_pollset_set, |
||||
client_destroy_call_elem, |
||||
0, |
||||
init_channel_elem, |
||||
destroy_channel_elem, |
||||
grpc_call_next_get_peer, |
||||
grpc_channel_next_get_info, |
||||
"client_filter_latency"}; |
||||
|
||||
static const grpc_channel_filter test_server_filter = { |
||||
grpc_call_next_op, |
||||
grpc_channel_next_op, |
||||
0, |
||||
init_call_elem, |
||||
grpc_call_stack_ignore_set_pollset_or_pollset_set, |
||||
server_destroy_call_elem, |
||||
0, |
||||
init_channel_elem, |
||||
destroy_channel_elem, |
||||
grpc_call_next_get_peer, |
||||
grpc_channel_next_get_info, |
||||
"server_filter_latency"}; |
||||
|
||||
/*******************************************************************************
|
||||
* Registration |
||||
*/ |
||||
|
||||
static bool maybe_add_filter(grpc_channel_stack_builder *builder, void *arg) { |
||||
grpc_channel_filter *filter = arg; |
||||
if (g_enable_filter) { |
||||
// Want to add the filter as close to the end as possible, to make
|
||||
// sure that all of the filters work well together. However, we
|
||||
// can't add it at the very end, because the connected channel filter
|
||||
// must be the last one. So we add it right before the last one.
|
||||
grpc_channel_stack_builder_iterator *it = |
||||
grpc_channel_stack_builder_create_iterator_at_last(builder); |
||||
GPR_ASSERT(grpc_channel_stack_builder_move_prev(it)); |
||||
const bool retval = |
||||
grpc_channel_stack_builder_add_filter_before(it, filter, NULL, NULL); |
||||
grpc_channel_stack_builder_iterator_destroy(it); |
||||
return retval; |
||||
} else { |
||||
return true; |
||||
} |
||||
} |
||||
|
||||
static void init_plugin(void) { |
||||
gpr_mu_init(&g_mu); |
||||
grpc_channel_init_register_stage(GRPC_CLIENT_CHANNEL, INT_MAX, |
||||
maybe_add_filter, |
||||
(void *)&test_client_filter); |
||||
grpc_channel_init_register_stage(GRPC_CLIENT_DIRECT_CHANNEL, INT_MAX, |
||||
maybe_add_filter, |
||||
(void *)&test_client_filter); |
||||
grpc_channel_init_register_stage(GRPC_SERVER_CHANNEL, INT_MAX, |
||||
maybe_add_filter, |
||||
(void *)&test_server_filter); |
||||
} |
||||
|
||||
static void destroy_plugin(void) { gpr_mu_destroy(&g_mu); } |
||||
|
||||
void filter_latency(grpc_end2end_test_config config) { |
||||
g_enable_filter = true; |
||||
test_request(config); |
||||
g_enable_filter = false; |
||||
} |
||||
|
||||
void filter_latency_pre_init(void) { |
||||
grpc_register_plugin(init_plugin, destroy_plugin); |
||||
} |
||||
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Reference in new issue