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extend time before switching to STA-only; re-enable 11n; clean-up debug printing

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v2.1
Thorsten von Eicken 9 years ago
parent 62b7587ef2
commit a87645dad4
1 changed files with 43 additions and 81 deletions
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  1. 124
      esp-link/cgiwifi.c

124
esp-link/cgiwifi.c
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@ -21,8 +21,11 @@ Cgi/template routines for the /wifi url.
#include "config.h"
#include "log.h"
//#define SLEEP_MODE LIGHT_SLEEP_T
#define SLEEP_MODE MODEM_SLEEP_T
#ifdef CGIWIFI_DBG
#define DBG(format, ...) os_printf(format, ## __VA_ARGS__)
#else
#define DBG(format, ...) do { } while(0)
#endif
// ===== wifi status change callbacks
static WifiStateChangeCb wifi_state_change_cb[4];
@ -55,48 +58,36 @@ static void ICACHE_FLASH_ATTR wifiHandleEventCb(System_Event_t *evt) {
case EVENT_STAMODE_CONNECTED:
wifiState = wifiIsConnected;
wifiReason = 0;
#ifdef CGIWIFI_DBG
os_printf("Wifi connected to ssid %s, ch %d\n", evt->event_info.connected.ssid,
DBG("Wifi connected to ssid %s, ch %d\n", evt->event_info.connected.ssid,
evt->event_info.connected.channel);
#endif
statusWifiUpdate(wifiState);
break;
case EVENT_STAMODE_DISCONNECTED:
wifiState = wifiIsDisconnected;
wifiReason = evt->event_info.disconnected.reason;
#ifdef CGIWIFI_DBG
os_printf("Wifi disconnected from ssid %s, reason %s (%d)\n",
DBG("Wifi disconnected from ssid %s, reason %s (%d)\n",
evt->event_info.disconnected.ssid, wifiGetReason(), evt->event_info.disconnected.reason);
#endif
statusWifiUpdate(wifiState);
break;
case EVENT_STAMODE_AUTHMODE_CHANGE:
#ifdef CGIWIFI_DBG
os_printf("Wifi auth mode: %d -> %d\n",
DBG("Wifi auth mode: %d -> %d\n",
evt->event_info.auth_change.old_mode, evt->event_info.auth_change.new_mode);
#endif
break;
case EVENT_STAMODE_GOT_IP:
wifiState = wifiGotIP;
wifiReason = 0;
#ifdef CGIWIFI_DBG
os_printf("Wifi got ip:" IPSTR ",mask:" IPSTR ",gw:" IPSTR "\n",
DBG("Wifi got ip:" IPSTR ",mask:" IPSTR ",gw:" IPSTR "\n",
IP2STR(&evt->event_info.got_ip.ip), IP2STR(&evt->event_info.got_ip.mask),
IP2STR(&evt->event_info.got_ip.gw));
#endif
statusWifiUpdate(wifiState);
break;
case EVENT_SOFTAPMODE_STACONNECTED:
#ifdef CGIWIFI_DBG
os_printf("Wifi AP: station " MACSTR " joined, AID = %d\n",
DBG("Wifi AP: station " MACSTR " joined, AID = %d\n",
MAC2STR(evt->event_info.sta_connected.mac), evt->event_info.sta_connected.aid);
#endif
break;
case EVENT_SOFTAPMODE_STADISCONNECTED:
#ifdef CGIWIFI_DBG
os_printf("Wifi AP: station " MACSTR " left, AID = %d\n",
DBG("Wifi AP: station " MACSTR " left, AID = %d\n",
MAC2STR(evt->event_info.sta_disconnected.mac), evt->event_info.sta_disconnected.aid);
#endif
break;
default:
break;
@ -116,9 +107,7 @@ wifiAddStateChangeCb(WifiStateChangeCb cb) {
return;
}
}
#ifdef CGIWIFI_DBG
os_printf("WIFI: max state change cb count exceeded\n");
#endif
DBG("WIFI: max state change cb count exceeded\n");
}
// ===== wifi scanning
@ -147,9 +136,7 @@ void ICACHE_FLASH_ATTR wifiScanDoneCb(void *arg, STATUS status) {
struct bss_info *bss_link = (struct bss_info *)arg;
if (status!=OK) {
#ifdef CGIWIFI_DBG
os_printf("wifiScanDoneCb status=%d\n", status);
#endif
DBG("wifiScanDoneCb status=%d\n", status);
cgiWifiAps.scanInProgress=0;
return;
}
@ -169,9 +156,7 @@ void ICACHE_FLASH_ATTR wifiScanDoneCb(void *arg, STATUS status) {
//Allocate memory for access point data
cgiWifiAps.apData=(ApData **)os_malloc(sizeof(ApData *)*n);
cgiWifiAps.noAps=n;
#ifdef CGIWIFI_DBG
os_printf("Scan done: found %d APs\n", n);
#endif
DBG("Scan done: found %d APs\n", n);
//Copy access point data to the static struct
n=0;
@ -180,9 +165,7 @@ void ICACHE_FLASH_ATTR wifiScanDoneCb(void *arg, STATUS status) {
if (n>=cgiWifiAps.noAps) {
//This means the bss_link changed under our nose. Shouldn't happen!
//Break because otherwise we will write in unallocated memory.
#ifdef CGIWIFI_DBG
os_printf("Huh? I have more than the allocated %d aps!\n", cgiWifiAps.noAps);
#endif
DBG("Huh? I have more than the allocated %d aps!\n", cgiWifiAps.noAps);
break;
}
//Save the ap data.
@ -190,9 +173,7 @@ void ICACHE_FLASH_ATTR wifiScanDoneCb(void *arg, STATUS status) {
cgiWifiAps.apData[n]->rssi=bss_link->rssi;
cgiWifiAps.apData[n]->enc=bss_link->authmode;
strncpy(cgiWifiAps.apData[n]->ssid, (char*)bss_link->ssid, 32);
#ifdef CGIWIFI_DBG
os_printf("bss%d: %s (%d)\n", n+1, (char*)bss_link->ssid, bss_link->rssi);
#endif
DBG("bss%d: %s (%d)\n", n+1, (char*)bss_link->ssid, bss_link->rssi);
bss_link = bss_link->next.stqe_next;
n++;
@ -203,9 +184,7 @@ void ICACHE_FLASH_ATTR wifiScanDoneCb(void *arg, STATUS status) {
static ETSTimer scanTimer;
static void ICACHE_FLASH_ATTR scanStartCb(void *arg) {
#ifdef CGIWIFI_DBG
os_printf("Starting a scan\n");
#endif
DBG("Starting a scan\n");
wifi_station_scan(NULL, wifiScanDoneCb);
}
@ -216,7 +195,7 @@ static int ICACHE_FLASH_ATTR cgiWiFiStartScan(HttpdConnData *connData) {
cgiWifiAps.scanInProgress = 1;
os_timer_disarm(&scanTimer);
os_timer_setfn(&scanTimer, scanStartCb, NULL);
os_timer_arm(&scanTimer, 1000, 0);
os_timer_arm(&scanTimer, 200, 0);
}
return HTTPD_CGI_DONE;
}
@ -290,35 +269,26 @@ static ETSTimer resetTimer;
static void ICACHE_FLASH_ATTR resetTimerCb(void *arg) {
int x = wifi_station_get_connect_status();
int m = wifi_get_opmode() & 0x3;
#ifdef CGIWIFI_DBG
os_printf("Wifi check: mode=%s status=%d\n", wifiMode[m], x);
#endif
DBG("Wifi check: mode=%s status=%d\n", wifiMode[m], x);
if (x == STATION_GOT_IP) {
if (m != 1) {
#ifdef CHANGE_TO_STA
// We're happily connected, go to STA mode
#ifdef CGIWIFI_DBG
os_printf("Wifi got IP. Going into STA mode..\n");
#endif
DBG("Wifi got IP. Going into STA mode..\n");
wifi_set_opmode(1);
wifi_set_sleep_type(SLEEP_MODE);
os_timer_arm(&resetTimer, RESET_TIMEOUT, 0);
os_timer_arm(&resetTimer, RESET_TIMEOUT, 0); // check one more time after switching to STA-only
#endif
}
log_uart(false);
// no more resetTimer at this point, gotta use physical reset to recover if in trouble
} else {
if (m != 3) {
#ifdef CGIWIFI_DBG
os_printf("Wifi connect failed. Going into STA+AP mode..\n");
#endif
DBG("Wifi connect failed. Going into STA+AP mode..\n");
wifi_set_opmode(3);
}
log_uart(true);
#ifdef CGIWIFI_DBG
os_printf("Enabling/continuing uart log\n");
#endif
DBG("Enabling/continuing uart log\n");
os_timer_arm(&resetTimer, RESET_TIMEOUT, 0);
}
}
@ -330,17 +300,17 @@ static ETSTimer reassTimer;
// Callback actually doing reassociation
static void ICACHE_FLASH_ATTR reassTimerCb(void *arg) {
#ifdef CGIWIFI_DBG
os_printf("Wifi changing association\n");
#endif
DBG("Wifi changing association\n");
wifi_station_disconnect();
stconf.bssid_set = 0;
wifi_station_set_config(&stconf);
wifi_station_connect();
// Schedule check
// Schedule check, we give some extra time (4x) 'cause the reassociation can cause the AP
// to have to change channel, and then the client needs to follow before it can see the
// IP address
os_timer_disarm(&resetTimer);
os_timer_setfn(&resetTimer, resetTimerCb, NULL);
os_timer_arm(&resetTimer, RESET_TIMEOUT, 0);
os_timer_arm(&resetTimer, 4*RESET_TIMEOUT, 0);
}
// This cgi uses the routines above to connect to a specific access point with the
@ -358,14 +328,12 @@ int ICACHE_FLASH_ATTR cgiWiFiConnect(HttpdConnData *connData) {
//Set to 0 if you want to disable the actual reconnecting bit
os_strncpy((char*)stconf.ssid, essid, 32);
os_strncpy((char*)stconf.password, passwd, 64);
#ifdef CGIWIFI_DBG
os_printf("Wifi try to connect to AP %s pw %s\n", essid, passwd);
#endif
DBG("Wifi try to connect to AP %s pw %s\n", essid, passwd);
//Schedule disconnect/connect
os_timer_disarm(&reassTimer);
os_timer_setfn(&reassTimer, reassTimerCb, NULL);
os_timer_arm(&reassTimer, 1000, 0);
os_timer_arm(&reassTimer, 1000, 0); // 1 second for the response of this request to make it
jsonHeader(connData, 200);
} else {
jsonHeader(connData, 400);
@ -421,9 +389,7 @@ static void ICACHE_FLASH_ATTR configWifiIP() {
if (wifi_station_dhcpc_status() == DHCP_STARTED)
wifi_station_dhcpc_stop();
wifi_station_dhcpc_start();
#ifdef CGIWIFI_DBG
os_printf("Wifi uses DHCP, hostname=%s\n", flashConfig.hostname);
#endif
DBG("Wifi uses DHCP, hostname=%s\n", flashConfig.hostname);
} else {
// no DHCP, we got static network config!
wifi_station_dhcpc_stop();
@ -432,9 +398,7 @@ static void ICACHE_FLASH_ATTR configWifiIP() {
ipi.netmask.addr = flashConfig.netmask;
ipi.gw.addr = flashConfig.gateway;
wifi_set_ip_info(0, &ipi);
#ifdef CGIWIFI_DBG
os_printf("Wifi uses static IP %d.%d.%d.%d\n", IP2STR(&ipi.ip.addr));
#endif
DBG("Wifi uses static IP %d.%d.%d.%d\n", IP2STR(&ipi.ip.addr));
}
#ifdef DEBUGIP
debugIP();
@ -497,7 +461,7 @@ int ICACHE_FLASH_ATTR cgiWiFiSpecial(HttpdConnData *connData) {
// schedule change-over
os_timer_disarm(&reassTimer);
os_timer_setfn(&reassTimer, configWifiIP, NULL);
os_timer_arm(&reassTimer, 1000, 0);
os_timer_arm(&reassTimer, 1000, 0); // 1 second for the response of this request to make it
// return redirect info
jsonHeader(connData, 200);
httpdSend(connData, url, -1);
@ -514,13 +478,10 @@ int ICACHE_FLASH_ATTR cgiWiFiSetMode(HttpdConnData *connData) {
len=httpdFindArg(connData->getArgs, "mode", buff, sizeof(buff));
if (len!=0) {
int m = atoi(buff);
#ifdef CGIWIFI_DBG
os_printf("Wifi switching to mode %d\n", m);
#endif
DBG("Wifi switching to mode %d\n", m);
wifi_set_opmode(m&3);
if (m == 1) {
wifi_set_sleep_type(SLEEP_MODE);
// STA-only mode, reset into STA+AP after a timeout
// STA-only mode, reset into STA+AP after a timeout if we don't get an IP address
os_timer_disarm(&resetTimer);
os_timer_setfn(&resetTimer, resetTimerCb, NULL);
os_timer_arm(&resetTimer, RESET_TIMEOUT, 0);
@ -619,9 +580,7 @@ int ICACHE_FLASH_ATTR cgiWiFiConnStatus(HttpdConnData *connData) {
#endif
len += os_sprintf(buff+len, "\"x\":0}\n");
#ifdef CGIWIFI_DBG
//os_printf(" -> %s\n", buff);
#endif
//DBG(" -> %s\n", buff);
httpdSend(connData, buff, len);
return HTTPD_CGI_DONE;
}
@ -644,13 +603,16 @@ int ICACHE_FLASH_ATTR cgiWifiInfo(HttpdConnData *connData) {
// Init the wireless, which consists of setting a timer if we expect to connect to an AP
// so we can revert to STA+AP mode if we can't connect.
void ICACHE_FLASH_ATTR wifiInit() {
wifi_set_phy_mode(2);
#ifdef CGIWIFI_DBG
// wifi_set_phy_mode(2); // limit to 802.11b/g 'cause n is flaky
int x = wifi_get_opmode() & 0x3;
os_printf("Wifi init, mode=%s\n", wifiMode[x]);
#endif
DBG("Wifi init, mode=%s\n", wifiMode[x]);
configWifiIP();
// The default sleep mode should be modem_sleep, but we set it here explicitly for good
// measure. We can't use light_sleep because that powers off everthing and we would loose
// all connections.
wifi_set_sleep_type(MODEM_SLEEP_T);
wifi_set_event_handler_cb(wifiHandleEventCb);
// check on the wifi in a few seconds to see whether we need to switch mode
os_timer_disarm(&resetTimer);

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