enviar contraseña a pcp_recovery_node -h 192.168.1.48 -p 9898 -U pgpool -n 1

void send_passwd(int client_socket, char* passwd, char* host, char* port, char* user, char* number)
{

  char command[strlen("pcp_recovery_node -h  -p  -U  -n ") + strlen(host) + strlen(port) + strlen(user) + strlen(number)];
  sprintf(command, "pcp_recovery_node -h %s -p %s -U %s -n %s", host, port, user, number);
  //printf("%s\n", command);
  //printf("%s\n", passwd);
  write(client_socket, passwd, strlen(passwd));
  sleep(1);
  write(client_socket, command, strlen(command));
  sleep(1);
  write(client_socket, "\n", strlen("\n"));
  sleep(1);

}