连接到C+时出错+；来自gRPC dotnet的gRPC服务器：连接字符串不匹配：应为'；R'；（82）获得'；O'；（79）字节1处 < >我用官方的例子创建了一个C++ GRPC服务器。
我正试图使用连接到C+时出错+；来自gRPC dotnet的gRPC服务器：连接字符串不匹配：应为'；R'；（82）获得'；O'；（79）字节1处 < >我用官方的例子创建了一个C++ GRPC服务器。,c++,.net,.net-core,grpc,C++,.net,.net Core,Grpc,我正试图使用grpc dotnetlibs从.NET Core 3.0使用此服务器。我在v1.24.x（3e4007e）分支中使用grpc++ 但是，连接时，我在服务器上遇到以下错误： I1022 10:28:38.903132223 24226 timer_generic.cc:738] TIMER CHECK END: r=1; next=15010 I1022 10:28:38.903143514 24226 timer_manager.cc:188] sl
grpc dotnetv1.24.x3e4007eI1022 10:28:38.903132223 24226 timer_generic.cc:738] TIMER CHECK END: r=1; next=15010
I1022 10:28:38.903143514 24226 timer_manager.cc:188] sleep for a 1001 milliseconds
I1022 10:28:39.704884424 24227 tcp_server_posix.cc:242] SERVER_CONNECT: incoming connection: ipv4:127.0.0.1:35425
D1022 10:28:39.704922757 24227 tcp_posix.cc:1253] cannot set inq fd=11 errno=92
I1022 10:28:39.704957089 24227 timer_generic.cc:365] TIMER 0x7ffa640017a8: SET 134812 now 14812 call 0x7ffa640017d8[0x7ffa78ab7210]
I1022 10:28:39.704970089 24227 timer_generic.cc:401] .. add to shard 9 with queue_deadline_cap=15009 => is_first_timer=false
I1022 10:28:39.704983130 24227 handshaker.cc:131] handshake_manager 0x7ffa640016f0: error="No Error" shutdown=0 index=0, args={endpoint=0x7ffa640011b0, args=0x7ffa640019b0 {size=2: grpc.primary_user_agent=grpc-c++/1.24.2, grpc.compression_enabled_algorithms_bitset=15}, read_buffer=0x7ffa64001a10 (length=0), exit_early=0}
I1022 10:28:39.705019588 24227 handshaker.cc:164] handshake_manager 0x7ffa640016f0: handshaking complete -- scheduling on_handshake_done with error="No Error"
I1022 10:28:39.705031005 24227 timer_generic.cc:467] TIMER 0x7ffa640017a8: CANCEL pending=true
I1022 10:28:39.705065212 24227 timer_generic.cc:365] TIMER 0x7ffa64003648: SET 7214812 now 14812 call 0x7ffa640035a8[0x7ffa78aff900]
I1022 10:28:39.705076629 24227 timer_generic.cc:401] .. add to shard 7 with queue_deadline_cap=15009 => is_first_timer=false
I1022 10:28:39.705088003 24227 bdp_estimator.h:53] bdp[ipv4:127.0.0.1:35425]:sched acc=0 est=65536
I1022 10:28:39.705113295 24227 chttp2_transport.cc:839] W:0x7ffa64001f00 SERVER [ipv4:127.0.0.1:35425] state IDLE -> WRITING [TRANSPORT_FLOW_CONTROL]
I1022 10:28:39.705126336 24227 chttp2_transport.cc:839] W:0x7ffa64001f00 SERVER [ipv4:127.0.0.1:35425] state WRITING -> WRITING+MORE [INITIAL_WRITE]
I1022 10:28:39.705137711 24227 init.cc:164] grpc_init(void)
I1022 10:28:39.705183127 24227 chttp2_transport.cc:1900] perform_transport_op[t=0x7ffa64001f00]: ON_CONNECTIVITY_STATE_CHANGE:p=0x7ffa640042e0:from=IDLE SET_ACCEPT_STREAM:0x7ffa78aeeaa0(0x7ffa64004278,...)
I1022 10:28:39.705194418 24227 timer_generic.cc:365] TIMER 0x7ffa640018a8: SET 134812 now 14812 call 0x7ffa640018d8[0x7ffa78b6b670]
I1022 10:28:39.705229459 24227 timer_generic.cc:401] .. add to shard 6 with queue_deadline_cap=15009 => is_first_timer=false
I1022 10:28:39.705265667 24227 connectivity_state.cc:100] CONWATCH: 0x7ffa640021a8 server_transport: from IDLE [cur=READY] notify=0x7ffa640042e0
I1022 10:28:39.705322666 24227 chttp2_transport.cc:1900] perform_transport_op[t=0x7ffa64001f00]: ON_CONNECTIVITY_STATE_CHANGE:p=0x7ffa640042e0:from=READY
I1022 10:28:39.705334041 24227 timer_generic.cc:467] TIMER 0x7ffa64003648: CANCEL pending=true
I1022 10:28:39.705345415 24227 tcp_posix.cc:265] TCP:0x7ffa640011b0 notify_on_read
I1022 10:28:39.705356748 24227 connectivity_state.cc:100] CONWATCH: 0x7ffa640021a8 server_transport: from READY [cur=READY] notify=0x7ffa640042e0
I1022 10:28:39.705368123 24227 timer_generic.cc:365] TIMER 0x7ffa64003648: SET 7214812 now 14812 call 0x7ffa640035a8[0x7ffa78aff900]
I1022 10:28:39.705379456 24227 timer_generic.cc:401] .. add to shard 7 with queue_deadline_cap=15009 => is_first_timer=false
D1022 10:28:39.705402123 24227 flow_control.cc:113] 0x7ffa64003368[0][svr] | t updt sent | trw: 65535, tlw: 4194304, taw: 65535 -> 4194304, srw: , slw: , saw:
I1022 10:28:39.705433539 24227 writing.cc:116] SERVER: Ping sent [ipv4:127.0.0.1:35425]: 2/2
I1022 10:28:39.705447205 24227 chttp2_transport.cc:839] W:0x7ffa64001f00 SERVER [ipv4:127.0.0.1:35425] state WRITING+MORE -> WRITING [begin write in current thread]
I1022 10:28:39.705460205 24227 tcp_posix.cc:1058] WRITE 0x7ffa640011b0 (peer=ipv4:127.0.0.1:35425)
D1022 10:28:39.705495954 24227 tcp_posix.cc:1062] DATA: 00 00 18 04 00 00 00 00 00 00 04 00 40 00 00 00 05 00 40 00 00 00 06 00 00 20 00 fe 03 00 00 00 01 '............@.....@...... .......'
I1022 10:28:39.705507371 24227 tcp_posix.cc:1058] WRITE 0x7ffa640011b0 (peer=ipv4:127.0.0.1:35425)
D1022 10:28:39.705538287 24227 tcp_posix.cc:1062] DATA: 00 00 04 08 00 00 00 00 00 00 3f 00 01 00 00 08 06 00 00 00 00 00 00 '..........?............'
I1022 10:28:39.705549662 24227 tcp_posix.cc:1058] WRITE 0x7ffa640011b0 (peer=ipv4:127.0.0.1:35425)
D1022 10:28:39.705561036 24227 tcp_posix.cc:1062] DATA: 00 00 00 00 00 00 00 '.......'
I1022 10:28:39.705593577 24227 tcp_posix.cc:1096] write: "No Error"
I1022 10:28:39.705604952 24227 chttp2_transport.cc:2660] ipv4:127.0.0.1:35425: Start BDP ping err="No Error"
I1022 10:28:39.705616327 24227 timer_generic.cc:467] TIMER 0x7ffa64003648: CANCEL pending=true
I1022 10:28:39.705627660 24227 bdp_estimator.h:66] bdp[ipv4:127.0.0.1:35425]:start acc=0 est=65536
I1022 10:28:39.705650451 24227 chttp2_transport.cc:839] W:0x7ffa64001f00 SERVER [ipv4:127.0.0.1:35425] state WRITING -> IDLE [finish writing]
I1022 10:28:39.705674784 24227 timer_generic.cc:365] TIMER 0x7ffa64003648: SET 7214812 now 14812 call 0x7ffa640035a8[0x7ffa78aff900]
I1022 10:28:39.705686117 24227 timer_generic.cc:401] .. add to shard 7 with queue_deadline_cap=15009 => is_first_timer=false
I1022 10:28:39.732094959 24227 tcp_posix.cc:605] TCP:0x7ffa640011b0 got_read: "No Error"
I1022 10:28:39.732152375 24227 tcp_posix.cc:590] TCP:0x7ffa640011b0 alloc_slices
I1022 10:28:39.732163750 24227 resource_quota.cc:889] RQ anonymous_pool_7ffa64000fb0 ipv4:127.0.0.1:35425: alloc 8192; free_pool -> -8192
I1022 10:28:39.732175166 24227 resource_quota.cc:321] RQ: check allocation for user 0x7ffa640014a0 shutdown=0 free_pool=-8192
I1022 10:28:39.732186499 24227 resource_quota.cc:347] RQ anonymous_pool_7ffa64000fb0 ipv4:127.0.0.1:35425: grant alloc 8192 bytes; rq_free_pool -> 9223372036854767615
I1022 10:28:39.732197832 24227 tcp_posix.cc:571] TCP:0x7ffa640011b0 read_allocation_done: "No Error"
I1022 10:28:39.732209207 24227 tcp_posix.cc:401] TCP:0x7ffa640011b0 call_cb 0x7ffa64002040 0x7ffa78b01360:0x7ffa64001f00
I1022 10:28:39.732222165 24227 tcp_posix.cc:404] READ 0x7ffa640011b0 (peer=ipv4:127.0.0.1:35425) error="No Error"
D1022 10:28:39.732271497 24227 tcp_posix.cc:410] DATA: 50 4f 53 54 20 2f 64 69 63 6f 6d 2e 44 69 63 6f 6d 2f 53 61 79 48 65 6c 6c 6f 20 48 54 54 50 2f 31 2e 31 0d 0a 48 6f 73 74 3a 20 31 32 37 2e 30 2e 30 2e 31 3a 35 30 30 35 31 0d 0a 55 73 65 72 2d 41 67 65 6e 74 3a 20 67 72 70 63 2d 64 6f 74 6e 65 74 2f 32 2e 32 34 2e 30 2e 30 0d 0a 54 45 3a 20 74 72 61 69 6c 65 72 73 0d 0a 67 72 70 63 2d 61 63 63 65 70 74 2d 65 6e 63 6f 64 69 6e 67 3a 20 69 64 65 6e 74 69 74 79 2c 67 7a 69 70 0d 0a 54 72 61 6e 73 66 65 72 2d 45 6e 63 6f 64 69 6e 67 3a 20 63 68 75 6e 6b 65 64 0d 0a 43 6f 6e 74 65 6e 74 2d 54 79 70 65 3a 20 61 70 70 6c 69 63 61 74 69 6f 6e 2f 67 72 70 63 0d 0a 0d 0a 35 0d 0a 00 00 00 00 0f 0d 0a 46 0d 0a 0a 0d 47 72 65 65 74 65 72 43 6c 69 65 6e 74 0d 0a 'POST /dicom.Dicom/SayHello HTTP/1.1..Host: 127.0.0.1:50051..User-Agent: grpc-dotnet/2.24.0.0..TE: trailers..grpc-accept-encoding: identity,gzip..Transfer-Encoding: chunked..Content-Type: application/grpc....5.........F....GreeterClient..'
I1022 10:28:39.732354288 24227 chttp2_transport.cc:2866] transport 0x7ffa64001f00 set connectivity_state=4
I1022 10:28:39.732365662 24227 connectivity_state.cc:147] SET: 0x7ffa640021a8 server_transport: READY --> SHUTDOWN [close_transport]
I1022 10:28:39.732377037 24227 connectivity_state.cc:160] NOTIFY: 0x7ffa640021a8 server_transport: 0x7ffa640042e0
I1022 10:28:39.732388370 24227 timer_generic.cc:467] TIMER 0x7ffa64003648: CANCEL pending=true
I1022 10:28:39.732433744 24227 chttp2_transport.cc:1900] perform_transport_op[t=0x7ffa64001f00]: SET_ACCEPT_STREAM:(nil)((nil),...)
I1022 10:28:39.732467744 24227 tcp_posix.cc:854] TCP:0x7ffa640011b0 got_error: {"created":"@1571754519.732422411","description":"FD Shutdown","file":"src/core/lib/iomgr/lockfree_event.cc","file_line":194,"referenced_errors":[{"created":"@1571754519.732342913","description":"Failed parsing HTTP/2","file":"src/core/ext/transport/chttp2/transport/chttp2_transport.cc","file_line":2582,"grpc_status":14,"referenced_errors":[{"created":"@1571754519.732294330","description":"Connect string mismatch: expected 'R' (82) got 'O' (79) at byte 1","file":"src/core/ext/transport/chttp2/transport/parsing.cc","file_line":97}]}]}
I1022 10:28:39.732498535 24227 chttp2_transport.cc:2676] ipv4:127.0.0.1:35425: Complete BDP ping err={"created":"@1571754519.732342913","description":"Failed parsing HTTP/2","file":"src/core/ext/transport/chttp2/transport/chttp2_transport.cc","file_line":2582,"referenced_errors":[{"created":"@1571754519.732294330","description":"Connect string mismatch: expected 'R' (82) got 'O' (79) at byte 1","file":"src/core/ext/transport/chttp2/transport/parsing.cc","file_line":97}]}
I1022 10:28:39.732521285 24227 init.cc:211] grpc_shutdown(void)
I1022 10:28:39.732532618 24227 resource_quota.cc:547] RU shutdown 0x7ffa640014a0
I1022 10:28:39.902870280 24226 timer_manager.cc:204] wait ended: was_timed:1 kicked:0
使用系统；
使用System.Threading.Tasks；
使用Grpc.Net.Client；
使用Dicom；
命名空间客户端
{
班级计划
{
静态异步任务主（字符串[]args）
{
var channel=GrpcChannel.ForAddress（“http://127.0.0.1:50051");
var客户端=新的Dicom.Dicom.Dicom客户端（通道）；
var reply=await client.SayHelloAsync（新HelloRequest{Name=“GreeterClient”}）；
Console.WriteLine（“问候语：+回复信息”）；
}
}
}
Exe
netcoreapp3.0
syntax = "proto3";
package dicom;
// The greeting service definition.
service Dicom {
// Sends a greeting
rpc SayHello (HelloRequest) returns (HelloReply);
rpc SayHellos (HelloRequest) returns (stream HelloReply);
}
// The request message containing the user's name.
message HelloRequest {
string name = 1;
}
// The response message containing the greetings
message HelloReply {
string message = 1;
}
我认为您的问题是在使用
http//必须在创建GrpcChannel/HttpClient之前设置此开关。
AppContext.SetSwitch(
“System.Net.Http.SocketsHttpHandler.Http2UnencryptedSupport”，true）；