void extint_w2a(void *param)
{
int n, i, j;
conn_t *conn = (conn_t *) param;
u4_t ka_time = timer_sec();
// initialize extension for this connection
send_msg_mc(conn->mc, false, "EXT ext_client_init");
nbuf_t *nb = NULL;
while (TRUE) {
int rx_chan, ext_rx_chan;
ext_t *ext;
if (nb) web_to_app_done(conn, nb);
n = web_to_app(conn, &nb);
if (n) {
char *cmd = nb->buf;
cmd[n] = 0; // okay to do this -- see nbuf.c:nbuf_allocq()
char id[64];
ka_time = timer_sec();
// receive and send a roundtrip keepalive
i = strcmp(cmd, "SET keepalive");
if (i == 0) {
ext_send_msg(conn->ext_rx_chan, false, "EXT keepalive");
continue;
}
ext_rx_chan = conn->ext_rx_chan;
//printf("extint_w2a: %s CONN%d-%p RX%d-%p %d <%s>\n", conn->ext? conn->ext->name:"?", conn->self_idx, conn, ext_rx_chan, (ext_rx_chan == -1)? 0:ext_users[ext_rx_chan].conn, strlen(cmd), cmd);
// answer from client ext about who they are
// match against list of known extensions and register msg handler
char client[32];
int first_time;
i = sscanf(cmd, "SET ext_switch_to_client=%s first_time=%d rx_chan=%d", client, &first_time, &rx_chan);
if (i == 3) {
for (i=0; i < n_exts; i++) {
ext = ext_list[i];
if (strcmp(client, ext->name) == 0) {
//printf("ext_switch_to_client: found func %p CONN%d-%p for ext %s RX%d\n", ext->receive_msgs, conn->self_idx, conn, client, rx_chan);
ext_users[rx_chan].ext = ext;
ext_users[rx_chan].conn = conn;
conn->ext_rx_chan = rx_chan;
conn->ext = ext;
TaskNameS(ext->name);
break;
}
}
if (i == n_exts) panic("ext_switch_to_client: unknown ext");
// automatically let extension server-side know the connection has been established and
// our stream thread is running
if (first_time)
ext->receive_msgs((char *) "SET ext_server_init", rx_chan);
continue;
}
i = sscanf(cmd, "SET ext_blur=%d", &rx_chan);
if (i == 1) {
extint_ext_users_init(rx_chan);
continue;
}
i = strcmp(cmd, "SET init");
if (i == 0) {
continue;
}
i = sscanf(cmd, "SERVER DE CLIENT %s", id);
if (i == 1) {
continue;
}
ext_rx_chan = conn->ext_rx_chan;
if (ext_rx_chan == -1) {
printf("### extint_w2a: %s CONN%d-%p ext_rx_chan == -1?\n", conn->ext? conn->ext->name:"?", conn->self_idx, conn);
continue;
}
ext = ext_users[ext_rx_chan].ext;
if (ext == NULL) {
printf("### extint_w2a: %s CONN%d-%p ext_rx_chan %d ext NULL?\n", conn->ext? conn->ext->name:"?", conn->self_idx, conn, ext_rx_chan);
continue;
}
if (ext->receive_msgs) {
//printf("extint_w2a: %s ext->receive_msgs() %p CONN%d-%p RX%d-%p %d <%s>\n", conn->ext? conn->ext->name:"?", ext->receive_msgs, conn->self_idx, conn, ext_rx_chan, (ext_rx_chan == -1)? 0:ext_users[ext_rx_chan].conn, strlen(cmd), cmd);
if (ext->receive_msgs(cmd, ext_rx_chan))
continue;
} else {
printf("### extint_w2a: %s CONN%d-%p RX%d-%p ext->receive_msgs == NULL?\n", conn->ext? conn->ext->name:"?", conn->self_idx, conn, ext_rx_chan, (ext_rx_chan == -1)? 0:ext_users[ext_rx_chan].conn);
continue;
}
printf("extint_w2a: %s CONN%d-%p unknown command: <%s> ======================================================\n", conn->ext? conn->ext->name:"?", conn->self_idx, conn, cmd);
continue;
}
conn->keep_alive = timer_sec() - ka_time;
bool keepalive_expired = (conn->keep_alive > KEEPALIVE_SEC);
if (keepalive_expired) {
ext_rx_chan = conn->ext_rx_chan;
ext = ext_users[ext_rx_chan].ext;
printf("EXT KEEP-ALIVE EXPIRED RX%d %s\n", ext_rx_chan, ext? ext->name : "(no ext)");
if (ext != NULL && ext->close_conn != NULL)
ext->close_conn(ext_rx_chan);
extint_ext_users_init(ext_rx_chan);
rx_server_remove(conn);
panic("shouldn't return");
}
TaskSleep(250000);
}
}
void w2a_admin(void *param)
{
int n, i, j;
conn_t *conn = (conn_t *) param;
static char json_buf[16384];
u4_t ka_time = timer_sec();
// send initial values
send_msg(conn, SM_NO_DEBUG, "ADM init=%d", RX_CHANS);
nbuf_t *nb = NULL;
while (TRUE) {
if (nb) web_to_app_done(conn, nb);
n = web_to_app(conn, &nb);
if (n) {
char *cmd = nb->buf;
cmd[n] = 0; // okay to do this -- see nbuf.c:nbuf_allocq()
ka_time = timer_sec();
if (rx_common_cmd("W/F", conn, cmd))
continue;
//printf("ADMIN: %d <%s>\n", strlen(cmd), cmd);
i = strcmp(cmd, "SET init");
if (i == 0) {
continue;
}
i = strcmp(cmd, "SET gps_update");
if (i == 0) {
gps_stats_t::gps_chan_t *c;
char *cp = json_buf;
n = sprintf(cp, "{ \"FFTch\":%d, \"ch\":[ ", gps.FFTch); cp += n;
for (i=0; i < gps_chans; i++) {
c = &gps.ch[i];
int un = c->ca_unlocked;
n = sprintf(cp, "%s{ \"ch\":%d, \"prn\":%d, \"snr\":%d, \"rssi\":%d, \"gain\":%d, \"hold\":%d, \"wdog\":%d"
", \"unlock\":%d, \"parity\":%d, \"sub\":%d, \"sub_renew\":%d, \"novfl\":%d }",
i? ", ":"", i, c->prn, c->snr, c->rssi, c->gain, c->hold, c->wdog,
un, c->parity, c->sub, c->sub_renew, c->novfl); cp += n;
c->parity = 0;
for (j = 0; j < SUBFRAMES; j++) {
if (c->sub_renew & (1<<j)) {
c->sub |= 1<<j;
c->sub_renew &= ~(1<<j);
}
}
}
n = sprintf(cp, " ]"); cp += n;
UMS hms(gps.StatSec/60/60);
unsigned r = (timer_ms() - gps.start)/1000;
if (r >= 3600) {
n = sprintf(cp, ", \"run\":\"%d:%02d:%02d\"", r / 3600, (r / 60) % 60, r % 60); cp += n;
} else {
n = sprintf(cp, ", \"run\":\"%d:%02d\"", (r / 60) % 60, r % 60); cp += n;
}
if (gps.ttff) {
n = sprintf(cp, ", \"ttff\":\"%d:%02d\"", gps.ttff / 60, gps.ttff % 60); cp += n;
} else {
n = sprintf(cp, ", \"ttff\":null"); cp += n;
}
if (gps.StatDay != -1) {
n = sprintf(cp, ", \"gpstime\":\"%s %02d:%02d:%02.0f\"", Week[gps.StatDay], hms.u, hms.m, hms.s); cp += n;
} else {
n = sprintf(cp, ", \"gpstime\":null"); cp += n;
}
if (gps.StatLat) {
n = sprintf(cp, ", \"lat\":\"%8.6f %c\"", gps.StatLat, gps.StatNS); cp += n;
n = sprintf(cp, ", \"lon\":\"%8.6f %c\"", gps.StatLon, gps.StatEW); cp += n;
n = sprintf(cp, ", \"alt\":\"%1.0f m\"", gps.StatAlt); cp += n;
n = sprintf(cp, ", \"map\":\"<a href='http://wikimapia.org/#lang=en&lat=%8.6f&lon=%8.6f&z=18&m=b' target='_blank'>wikimapia.org</a>\"",
gps.sgnLat, gps.sgnLon); cp += n;
} else {
n = sprintf(cp, ", \"lat\":null"); cp += n;
}
n = sprintf(cp, ", \"acq\":%d, \"track\":%d, \"good\":%d, \"fixes\":%d, \"adc_clk\":%.6f, \"adc_corr\":%d",
gps.acquiring? 1:0, gps.tracking, gps.good, gps.fixes, (adc_clock - adc_clock_offset)/1e6, gps.adc_clk_corr); cp += n;
n = sprintf(cp, " }"); cp += n;
send_encoded_msg_mc(conn->mc, "ADM", "gps_update", "%s", json_buf);
continue;
}
i = strcmp(cmd, "SET sdr_hu_update");
if (i == 0) {
gps_stats_t::gps_chan_t *c;
char *cp = json_buf;
n = sprintf(cp, "{ "); cp += n;
if (gps.StatLat) {
n = sprintf(cp, "\"lat\":\"%8.6f\", \"lon\":\"%8.6f\"",
gps.sgnLat, gps.sgnLon); cp += n;
}
n = sprintf(cp, " }"); cp += n;
send_encoded_msg_mc(conn->mc, "ADM", "sdr_hu_update", "%s", json_buf);
continue;
}
int force_check;
i = sscanf(cmd, "SET force_check=%d force_build=%d", &force_check, &force_build);
if (i == 2) {
check_for_update(force_check);
continue;
}
i = strcmp(cmd, "SET reload_index_params");
if (i == 0) {
reload_index_params();
continue;
}
i = strcmp(cmd, "SET extint_load_extension_configs");
if (i == 0) {
extint_load_extension_configs(conn);
continue;
}
i = strcmp(cmd, "SET restart");
if (i == 0) {
lprintf("ADMIN: restart requested by admin..\n");
exit(0);
}
i = strcmp(cmd, "SET reboot");
if (i == 0) {
lprintf("ADMIN: reboot requested by admin..\n");
system("reboot");
while (true)
usleep(100000);
}
i = strcmp(cmd, "SET power_off");
if (i == 0) {
lprintf("ADMIN: power off requested by admin..\n");
system("poweroff");
while (true)
usleep(100000);
}
printf("ADMIN: unknown command: <%s>\n", cmd);
continue;
}
conn->keep_alive = timer_sec() - ka_time;
bool keepalive_expired = (conn->keep_alive > KEEPALIVE_SEC);
if (keepalive_expired) {
printf("ADMIN KEEP-ALIVE EXPIRED\n");
rx_server_remove(conn);
return;
}
TaskSleep(250000);
}
}