78 regels
1.7 KiB
C++
78 regels
1.7 KiB
C++
#include <sys/socket.h>
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#include <sys/un.h>
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#include <unistd.h>
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#include "cliserver.h"
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#include "logger.h"
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CLIServer::CLIServer(CLIHandler &handler)
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{
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this->handler = &handler;
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}
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bool CLIServer::detachServer(std::string socketpath)
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{
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struct sockaddr_un name;
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const int max_socket_length = sizeof(name.sun_path) - 1;
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if(socketpath.size() > max_socket_length)
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{
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perror("socket path too long");
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return false;
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}
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int s = socket(AF_UNIX, SOCK_DGRAM, 0);
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if(s == -1)
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{
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perror("socket");
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return false;
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}
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memset(&name, 0, sizeof(name));
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name.sun_family = AF_UNIX;
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memcpy(&name.sun_path, socketpath.c_str(), socketpath.size());
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unlink(socketpath.c_str());
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int ret = bind(s, (const struct sockaddr *)&name, sizeof(name));
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if(ret == -1)
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{
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perror("bind");
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exit(EXIT_FAILURE);
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}
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auto worker = [this, s]
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{
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while(true)
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{
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char buffer[1024] = {0};
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struct sockaddr_un peer;
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socklen_t peerlen = sizeof(peer);
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int ret = recvfrom(s, buffer, sizeof(buffer) - 1, 0, (struct sockaddr *)&peer, &peerlen);
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if(ret == -1)
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{
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Logger::error() << "Error during recvfrom in CLI server: " << strerror(errno);
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return false;
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}
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std::string input{buffer};
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auto pair = CLIHandler::splitCommand(input);
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auto result = handler->processCommand(pair.first, pair.second);
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char resultCode = '0';
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if(result.first)
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{
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resultCode = '1';
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}
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std::string resultString;
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resultString += resultCode;
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resultString += result.second;
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ret = sendto(s, resultString.c_str(), resultString.size(), 0, (struct sockaddr *)&peer, peerlen);
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if(ret == -1)
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{
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Logger::error() << "Error during sendto in CLI server: " << strerror(errno);
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}
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}
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};
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std::thread t1{worker};
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t1.detach();
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return true;
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}
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