Hi,
> I am not getting a reply from vpp.
> Any pointers will be helpful.
> Thanks in advance.
>
> logs below. after " writing punt socket register...:" log it does not
> come out.
>
> NTPSYNC-TEST:: app start
> NTPSYNC-TEST:: VPP Server Socket bind Successful (/var/run/vpp-punt.sock)
> NTPSYNC-TEST:: Connected to vpp...: 0
> NTPSYNC-TEST:: message id VL_API_PUNT_SOCKET_REGISTER 694
> NTPSYNC-TEST:: message id VL_API_PUNT_SOCKET_REGISTER 695
The message IDs are dynamic and depend on which plugins are loaded.
Are you sure these are correct?
VAPI provides a much higher level C interface. src/vpp-api/vapi/
Which would allow you to write much less boilerplate.
Ole
> NTPSYNC-TEST:: type=1 , ntohl=16777216, htonl=16777216
> NTPSYNC-TEST:: protocol = 17
> NTPSYNC-TEST:: writing punt socket register...:
>
>
> code:
> ----------------
> const char* Unix_socket_path = "/var/run/vpp-punt.sock";
>
> int main()
> {
> openlog("NTPSYNC-TEST:",0, LOG_USER);
> syslog(LOG_INFO, "app start");
>
> unix_socket_rd = -1;
> unix_socket_wr = -1;
> strncpy(strAppName, appName, strlen(appName));
> maxOutStandingReq = maxOutSize;
> responseQueSize = respSize;
>
> int len, rc;
> struct sockaddr_un remote;
>
> memset(&remote, 0, sizeof(struct sockaddr_un));
>
> unix_socket_rd = socket(AF_UNIX, SOCK_DGRAM, 0);
> if (unix_socket_rd == -1)
> {
> syslog(LOG_ERR, "VPP Server socket error (%s)", strerror(errno));
> return;
> }
>
> remote.sun_family = AF_UNIX;
> strcpy(remote.sun_path, Unix_socket_path);
> len = sizeof(remote);
> unlink(Unix_socket_path);
> rc = bind(unix_socket_rd, (struct sockaddr *) &remote, len);
> if (rc == -1)
> {
> syslog(LOG_ERR, "VPP Server Socket bind failed (%s)",
> strerror(errno));
> close(unix_socket_rd);
> return;
> }
> else
> {
> syslog(LOG_INFO, "VPP Server Socket bind Successful (%s)",
> Unix_socket_path);
> }
>
> clib_mem_init(0, 3ULL << 30);
> test_punt_socket_register_message();
> }
>
> void test_punt_socket_register_message()
> {
> api_main_t * am = vlibapi_get_main();
> vl_api_punt_socket_register_t *mp;
> char *read_path = "/var/run/vpp.sock";
> int async = 1;
>
> int rv = vac_connect("vac_client", NULL, wrap_vac_callback, 32 );
> if (rv != 0)
> {
> syslog(LOG_INFO, "Connect failed: %d \n", rv);
> exit(rv);
> }
>
> syslog(LOG_INFO,"Connected to vpp...: %d\n", rv);
> double timestamp_start = unix_time_now_nsec() * 1e-6;
>
> if (async)
> {
> mp = vl_msg_api_alloc(sizeof(*mp));
> memset(mp, 0, sizeof(*mp));
> mp->_vl_msg_id = ntohs(VL_API_PUNT_SOCKET_REGISTER);
> syslog(LOG_INFO," message id VL_API_PUNT_SOCKET_REGISTER %d",
> VL_API_PUNT_SOCKET_REGISTER);
> syslog(LOG_INFO," message id VL_API_PUNT_SOCKET_REGISTER %d",
> VL_API_PUNT_SOCKET_REGISTER_REPLY);
> mp->header_version = ntohl(1);
> mp->punt.type = PUNT_API_TYPE_L4;
> mp->punt.punt.l4.af = ADDRESS_IP4;
> mp->punt.punt.l4.protocol = IP_PROTOCOL_UDP;
> mp->punt.punt.l4.port = ntohs(123);
> mp->client_index = am->my_client_index;
> strncpy((char*) mp->pathname, read_path, 107);
> syslog(LOG_INFO, " type=%u , ntohl=%u, htonl=%u", PUNT_API_TYPE_L4,
> clib_host_to_net_u32(PUNT_API_TYPE_L4),
> clib_net_to_host_u32(PUNT_API_TYPE_L4));
> syslog(LOG_INFO, " protocol = %u", IP_PROTOCOL_UDP);
>
> syslog(LOG_INFO, " writing punt socket register...: \n");
> vac_write((char *)mp, sizeof(*mp));
>
> while (result_msg_id != VL_API_PUNT_SOCKET_REGISTER_REPLY);
> }
>
> syslog(LOG_INFO," message id VL_API_PUNT_SOCKET_REGISTER %d",
> VL_API_CONTROL_PING_REPLY);
> if (async)
> {
> vl_api_control_ping_t control;
> vl_api_control_ping_t *mp;
> mp = &control;
> M_NOALLOC(CONTROL_PING, control_ping);
> syslog(LOG_INFO," writing control ping message...: \n");
> vac_write((char *)mp, sizeof(*mp));
>
> while (result_msg_id != VL_API_CONTROL_PING_REPLY);
> }
>
> double timestamp_end = unix_time_now_nsec() * 1e-6;
> syslog(LOG_INFO,"\nTook %.2f msec, %.0f msgs/msec \n", (timestamp_end
> - timestamp_start),
> 1/(timestamp_end - timestamp_start));
> syslog(LOG_INFO,"Exiting...\n");
> vac_disconnect();
> }
>
> --
> Thanks & Regards,
> B.Nousilal,
>
>
>
>
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