Files
Android11/test/vts/agents/hal/SocketServerForDriver.cpp
2023-10-13 14:01:41 +00:00

145 lines
3.7 KiB
C++

/*
* Copyright 2016 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#define LOG_TAG "VtsAgentSocketServer"
#include "SocketServerForDriver.h"
#include <netdb.h>
#include <netinet/in.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <string>
#include <android-base/logging.h>
#include "test/vts/proto/AndroidSystemControlMessage.pb.h"
namespace android {
namespace vts {
static const int kCallbackServerPort = 5010;
void SocketServerForDriver::RpcCallToRunner(
const AndroidSystemCallbackRequestMessage& message) {
struct sockaddr_in serv_addr;
struct hostent* server;
int sockfd;
sockfd = socket(AF_INET, SOCK_STREAM, 0);
if (sockfd < 0) {
PLOG(ERROR) << "ERROR opening socket";
exit(-1);
return;
}
server = gethostbyname("127.0.0.1");
if (server == NULL) {
PLOG(ERROR) << "Can't resolve the host name, localhost";
exit(-1);
return;
}
bzero((char*)&serv_addr, sizeof(serv_addr));
serv_addr.sin_family = AF_INET;
bcopy((char*)server->h_addr, (char*)&serv_addr.sin_addr.s_addr,
server->h_length);
serv_addr.sin_port = htons(runner_port_);
if (connect(sockfd, (struct sockaddr*)&serv_addr, sizeof(serv_addr)) < 0) {
PLOG(ERROR) << "ERROR connecting";
exit(-1);
return;
}
VtsDriverCommUtil util(sockfd);
if (!util.VtsSocketSendMessage(message)) return;
}
void SocketServerForDriver::Start() {
AndroidSystemCallbackRequestMessage message;
if (!VtsSocketRecvMessage(&message)) return;
LOG(INFO) << "Start server for driver with callback ID: " << message.id();
RpcCallToRunner(message);
Close();
}
int StartSocketServerForDriver(const string& callback_socket_name,
int runner_port) {
struct sockaddr_un serv_addr;
int pid = fork();
if (pid < 0) {
PLOG(ERROR) << "ERROR on fork";
return -1;
} else if (pid > 0) {
return 0;
}
if (runner_port == -1) {
runner_port = kCallbackServerPort;
}
// only child process continues;
int sockfd;
sockfd = socket(PF_UNIX, SOCK_STREAM, 0);
if (sockfd < 0) {
PLOG(ERROR) << "ERROR opening socket";
return -1;
}
bzero((char*) &serv_addr, sizeof(serv_addr));
serv_addr.sun_family = AF_UNIX;
strcpy(serv_addr.sun_path, callback_socket_name.c_str());
LOG(INFO) << "Callback server at " << callback_socket_name;
if (::bind(sockfd, (struct sockaddr*) &serv_addr, sizeof(serv_addr)) < 0) {
PLOG(ERROR) << "ERROR on binding " << callback_socket_name;
return -1;
}
if (listen(sockfd, 5) < 0) {
PLOG(ERROR) << "ERROR on listening";
return -1;
}
while (1) {
int newsockfd;
struct sockaddr_in cli_addr;
socklen_t clilen;
clilen = sizeof(cli_addr);
newsockfd = accept(sockfd, (struct sockaddr*) &cli_addr, &clilen);
if (newsockfd < 0) {
PLOG(ERROR) << "ERROR on accept";
break;
}
LOG(DEBUG) << "New callback connection.";
pid = fork();
if (pid == 0) {
close(sockfd);
SocketServerForDriver server(newsockfd, runner_port);
server.Start();
exit(0);
} else if (pid > 0) {
close(newsockfd);
} else {
PLOG(ERROR) << "ERROR on fork";
break;
}
}
close(sockfd);
exit(0);
}
} // namespace vts
} // namespace android