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ULib/examples/WiAuth/v2/wi_auth_declaration2.h

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// wi_auth_declaration2.h
#ifndef U_WI_AUTH_DECLARATION2_H
#define U_WI_AUTH_DECLARATION2_H 1
static UString* ip;
static UString* mac;
static UString* ap;
static UString* ap_label;
static UString* ap_address;
static UString* ap_hostname;
static UString* nodog_conf;
static UString* key_session;
static UString* db_anagrafica;
static UString* allowed_web_hosts;
static UFile* file_LOG;
static UFile* file_WARNING;
static UVector<UString>* vmac;
static UVector<UString>* vapID;
static UVector<UString>* vwelcome_file;
static UREDISClient_Base* rc;
static UHttpClient<UTCPSocket>* client;
static UHTTP::UFileCacheData* deny_html;
static void* peer;
static UPing* sockp;
static bool ap_consume;
static UString* policySessionId;
static uint8_t vwelcome_index[2][3]; // policy: (DAILY|FLAT), SessionNotify: (0,notify) (1,no_notify) (2,strict_notify)
static int facceptTermsOfConditionsRenew;
static uint64_t counter, device_counter, max_traffic_daily;
static uint8_t policySessionNotify, policySessionNotifyDefault;
static uint32_t addr, old_addr, ip_peer, created, lastUpdate, lastReset, idx, duration_privacy_policy, vec_logout[8192];
#define U_CLEAN_INTERVAL (60U * 60U) // 1h
#define U_MAX_TIME_NO_TRAFFIC (15U * 60U) // 15m
#define U_LOGGER(fmt,args...) ULog::log(file_WARNING->getFd(), U_CONSTANT_TO_PARAM("%v: " fmt), UClientImage_Base::request_uri->rep , ##args)
/**
enum UPolicy {
U_NOTIFY = 0x00,
U_NO_NOTIFY = 0x01,
U_STRICT_NOTIFY = 0x02,
U_HINERIT = 0x03
};
*/
static void loadAnagrafica()
{
U_TRACE_NO_PARAM(5, "::loadAnagrafica()")
U_INTERNAL_ASSERT_POINTER(db_anagrafica)
if (*db_anagrafica) db_anagrafica->clear();
*db_anagrafica = UFile::contentOf(U_STRING_FROM_CONSTANT("../anagrafica.txt"));
if (db_anagrafica->empty())
{
U_ERROR("../anagrafica.txt empty");
}
UVector<UString> vnetmask;
UTokenizer tok(*db_anagrafica, ",\n");
UString buffer(U_CAPACITY), lip, lnetmask, lbl, lnetmask1, lbl1, name;
/**
* 10.8.0.13,172.17.13.0/24,368
* 10.8.0.13,172.16.13.0/24,368
* 10.8.0.255,172.16.255.0/24,51
* 151.11.47.3,172.23.0.0/20,47,pippo
* 151.11.47.3,172.23.0.0/20,213,pluto
* 192.168.44.55,172.16.55.0/24,55
* 192.168.44.55,172.16.65.0/24,65
*/
(void) tok.next(lip, (bool*)U_NULLPTR);
U_INTERNAL_ASSERT(lip)
loop:
(void) tok.next(lnetmask, (bool*)U_NULLPTR);
(void) tok.next(lbl, (bool*)U_NULLPTR);
U_INTERNAL_ASSERT(lbl)
U_INTERNAL_ASSERT(lnetmask)
U_ASSERT(vnetmask.empty())
U_INTERNAL_DUMP("tok.previous() = %C tok.current() = %C", tok.previous(), tok.current())
if (tok.previous() != ',') name.clear();
else (void) tok.next(name, (bool*)U_NULLPTR);
vnetmask.push_back(lnetmask);
U_INTERNAL_DUMP("lip = %V lbl = %V lnetmask = %V name = %V", lip.rep, lbl.rep, lnetmask.rep, name.rep)
*ip = lip;
(void) UIPAddress::getBinaryForm(ip->c_str(), addr, true);
(void) rc->hmset(U_CONSTANT_TO_PARAM("CAPTIVE:id:%u ip %v"), addr, ip->rep);
(void) rc->zadd(U_CONSTANT_TO_PARAM("CAPTIVE:byId 0 id:%u"), addr);
buffer.snprintf(U_CONSTANT_TO_PARAM("AP:id:%v captiveId %u network %v"), lbl.rep, addr, lnetmask.rep);
if (name) buffer.snprintf_add(U_CONSTANT_TO_PARAM(" name %V"), name.rep);
(void) rc->hmset(buffer);
(void) rc->zadd(U_CONSTANT_TO_PARAM("AP:byCaptiveId %u id:%v;network:%v"), addr, lbl.rep, lnetmask.rep);
while (tok.next(lip, (bool*)U_NULLPTR))
{
if (ip->equal(lip) == false)
{
if (vnetmask.size() > 1)
{
(void) rc->hmset(U_CONSTANT_TO_PARAM("AP:id:%v network %v"), lbl.rep, vnetmask.join(0, U_CONSTANT_TO_PARAM(",")).rep);
}
vnetmask.clear();
goto loop;
}
(void) tok.next(lnetmask1, (bool*)U_NULLPTR);
(void) tok.next(lbl1, (bool*)U_NULLPTR);
U_INTERNAL_ASSERT(lbl1)
U_INTERNAL_ASSERT(lnetmask1)
U_INTERNAL_DUMP("tok.current() = %C", tok.current())
if (u__isdigit(tok.current())) name.clear();
else (void) tok.next(name, (bool*)U_NULLPTR);
if (lbl1 == lbl)
{
U_ASSERT_DIFFERS(lnetmask1, lnetmask)
vnetmask.push_back(lnetmask1);
if (name) rc->hmset(U_CONSTANT_TO_PARAM("AP:id:%v name %V"), lbl1.rep, name.rep);
continue;
}
buffer.snprintf(U_CONSTANT_TO_PARAM("AP:id:%v captiveId %u network %v"), lbl1.rep, addr, lnetmask1.rep);
if (name) buffer.snprintf_add(U_CONSTANT_TO_PARAM(" name %V"), name.rep);
(void) rc->hmset(buffer);
(void) rc->zadd(U_CONSTANT_TO_PARAM("AP:byCaptiveId %u id:%v;network:%v"), addr, lbl1.rep, lnetmask1.rep);
vnetmask.clear();
lbl = lbl1;
lnetmask = lnetmask1;
}
}
static void usp_config_wi_auth2()
{
U_TRACE_NO_PARAM(5, "::usp_config_wi_auth2()")
U_INTERNAL_ASSERT_POINTER(UServer_Base::pcfg)
// --------------------------------------------------------------------------------------------------------------------------------------
// configuration parameters
// --------------------------------------------------------------------------------------------------------------------------------------
// WELCOME_FILE vector of html files
// WELCOME_INDEX vector of index for html files - policy: (DAILY|FLAT), SessionNotify: (0,notify) (1,no_notify) (2,strict_notify)
//
// MAX_TRAFFIC_DAILY
// DURATION_PRIVACY_POLICY numbers of days for expiration privacy policy
// POLICY_SESSION_NOTIFY_DEFAULT (0,notify) (1,no_notify) (2,strict_notify)
// --------------------------------------------------------------------------------------------------------------------------------------
UString x = UServer_Base::pcfg->at(U_CONSTANT_TO_PARAM("WELCOME_FILE"));
if (x)
{
UVector<UString> vec(x);
uint32_t n = vec.size();
if (n < 1 ||
n > 6)
{
U_ERROR("usp_config_wi_auth2(): vector WELCOME_FILE malformed: %V", x.rep);
}
U_INTERNAL_ASSERT_EQUALS(vwelcome_file, U_NULLPTR)
U_NEW(UVector<UString>, vwelcome_file, UVector<UString>(vec, n));
}
// policy: (DAILY|FLAT), SessionNotify: (0,notify) (1,no_notify) (2,strict_notify)
x = UServer_Base::pcfg->at(U_CONSTANT_TO_PARAM("WELCOME_INDEX"));
if (x)
{
const char* ptr1 = x.data();
uint8_t* ptr2 = (uint8_t*)vwelcome_index;
for (uint32_t i = 0, n = x.size(); i < n; ++i) ptr2[i] = ptr1[i] - '0';
}
max_traffic_daily = UServer_Base::pcfg->readLong(U_CONSTANT_TO_PARAM("MAX_TRAFFIC_DAILY"), 500ULL * 1024ULL * 1024ULL); // 500M
duration_privacy_policy = UServer_Base::pcfg->readLong(U_CONSTANT_TO_PARAM("DURATION_PRIVACY_POLICY"), 365L) * U_ONE_DAY_IN_SECOND; // 1 year
policySessionNotifyDefault = UServer_Base::pcfg->readLong(U_CONSTANT_TO_PARAM("POLICY_SESSION_NOTIFY_DEFAULT"));
}
static void usp_init_wi_auth2()
{
U_TRACE_NO_PARAM(5, "::usp_init_wi_auth2()")
deny_html = UHTTP::getFileCachePointer(U_CONSTANT_TO_PARAM("deny.html"));
if (deny_html == U_NULLPTR)
{
U_ERROR("usp_init_wi_auth2(): missing deny.html from cache");
}
if (vwelcome_file == U_NULLPTR)
{
U_ERROR("usp_init_wi_auth2(): WELCOME_FILE empty");
}
UString x;
UHTTP::UFileCacheData* welcome_html;
for (uint32_t i = 0, n = vwelcome_file->size(); i < n; ++i)
{
x = vwelcome_file->at(i);
welcome_html = UHTTP::getFileCachePointer(U_STRING_TO_PARAM(x));
if (welcome_html == U_NULLPTR)
{
U_ERROR("usp_init_wi_auth2(): missing %V from cache", x.rep);
}
}
// NODOG config template
U_NEW_STRING(nodog_conf, UString(UFile::contentOf(U_STRING_FROM_CONSTANT("../ap/nodog.conf.template"))));
if (nodog_conf->empty())
{
U_ERROR("usp_init_wi_auth2(): ../ap/nodog.conf.template empty");
}
UString content = UFile::contentOf(U_STRING_FROM_CONSTANT("../DES3_KEY.txt"));
if (content.empty())
{
U_ERROR("usp_init_wi_auth2(): ../DES3_KEY.txt empty");
}
UDES3::setPassword(content.c_strndup());
U_NEW_STRING(db_anagrafica, UString);
U_NEW_STRING(allowed_web_hosts, UString);
content = UFile::contentOf(U_STRING_FROM_CONSTANT("../etc/AllowedWebHosts.txt"));
if (content)
{
UVector<UString> vec(content);
if (vec.empty() == false) *allowed_web_hosts = vec.join() + ' ';
}
U_NEW_STRING(ip, UString);
U_NEW_STRING(mac, UString);
U_NEW_STRING(ap, UString);
U_NEW_STRING(ap_label, UString);
U_NEW_STRING(ap_address, UString);
U_NEW_STRING(ap_hostname, UString);
U_NEW_STRING(key_session, UString);
U_NEW_STRING(policySessionId, UString);
U_NEW(UVector<UString>, vmac, UVector<UString>);
U_NEW(UVector<UString>, vapID, UVector<UString>);
U_NEW(UFile, file_LOG, UFile(U_STRING_FROM_CONSTANT("../log/wifi-log")));
U_NEW(UFile, file_WARNING, UFile(U_STRING_FROM_CONSTANT("../log/wifi-warning")));
UServer_Base::update_date =
UServer_Base::update_date1 = true;
(void) UServer_Base::addLog(file_LOG);
(void) UServer_Base::addLog(file_WARNING);
// HTTP client
U_NEW(UHttpClient<UTCPSocket>, client, UHttpClient<UTCPSocket>(U_NULLPTR));
client->setFollowRedirects(true, false);
client->getResponseHeader()->setIgnoreCase(false);
U_ASSERT_EQUALS(client->isPasswordAuthentication(), false)
// CLEAN MONITORING
U_NEW(UPing, sockp, UPing(5000, UClientImage_Base::bIPv6));
if (sockp->initPing() == false)
{
U_DELETE(sockp)
sockp = U_NULLPTR;
}
// REDIS client
U_NEW(UREDISClient<UTCPSocket>, rc, UREDISClient<UTCPSocket>);
if (rc->connect() == false)
{
U_ERROR("usp_init_wi_auth2(): %V", rc->UClient_Base::getResponse().rep);
}
// ANAGRAFICA
loadAnagrafica();
}
static void usp_fork_wi_auth2()
{
U_TRACE_NO_PARAM(5, "::usp_fork_wi_auth2()")
// REDIS client
U_INTERNAL_ASSERT_POINTER(rc)
if (rc->UClient_Base::reConnect() == false)
{
U_ERROR("usp_fork_wi_auth2(): %V", rc->UClient_Base::getResponse().rep);
}
}
static void usp_end_wi_auth2()
{
U_TRACE_NO_PARAM(5, "::usp_end_wi_auth2()")
#ifdef DEBUG
U_DELETE(ip)
U_DELETE(mac)
U_DELETE(ap)
U_DELETE(ap_label)
U_DELETE(ap_address)
U_DELETE(ap_hostname)
U_DELETE(nodog_conf)
U_DELETE(key_session)
U_DELETE(policySessionId)
U_DELETE(allowed_web_hosts)
U_DELETE(vmac);
U_DELETE(vapID);
U_DELETE(db_anagrafica)
U_DELETE(rc)
U_DELETE(client)
if (sockp) U_DELETE(sockp)
if (vwelcome_file) U_DELETE(vwelcome_file)
#endif
}
static bool setLabelAndNetmaskFromAnagrafica(UString& label, UString& netmask)
{
U_TRACE(5, "::setLabelAndNetmaskFromAnagrafica(%p,%p,%p)", &label, &netmask)
U_INTERNAL_DUMP("ap_address = %V", ap_address)
U_INTERNAL_ASSERT(*ap_address)
uint32_t pos = 0;
/**
* 159.213.248.233,172.25.0.0/22,213
*/
loop:
pos = db_anagrafica->find(*ap_address, pos);
U_INTERNAL_DUMP("pos = %u", pos)
if (pos == U_NOT_FOUND) U_RETURN(false);
pos += ap_address->size();
if (db_anagrafica->c_char(pos) != ',') goto loop;
if (pos != U_NOT_FOUND)
{
UVector<UString> vlabel, vnetmask;
UString lip, lnetmask, lbl, lnetmask1, lbl1;
UTokenizer tok(db_anagrafica->substr(pos), ",\n");
/**
* 159.213.248.233,172.25.0.0/22,213
*/
(void) tok.next(lnetmask, (bool*)U_NULLPTR);
(void) tok.next(lbl, (bool*)U_NULLPTR);
U_INTERNAL_ASSERT(lbl)
U_INTERNAL_ASSERT(lnetmask)
vlabel.push_back(lbl);
vnetmask.push_back(lnetmask);
U_INTERNAL_DUMP("tok.current() = %C", tok.current())
if (u__isdigit(tok.current()) == false) (void) tok.skipToken();
/**
* 151.11.47.3,172.23.0.0/20,47
* 151.11.47.3,172.23.0.0/20,215
* 151.11.47.3,172.23.0.0/20,216
*/
while (tok.next(lip, (bool*)U_NULLPTR) &&
ap_address->equal(lip))
{
(void) tok.next(lnetmask1, (bool*)U_NULLPTR);
(void) tok.next(lbl1, (bool*)U_NULLPTR);
U_INTERNAL_ASSERT(lbl1)
U_INTERNAL_ASSERT(lnetmask1)
U_INTERNAL_DUMP("tok.current() = %C", tok.current())
if (u__isdigit(tok.current()) == false) (void) tok.skipToken();
vlabel.push_back(lbl1);
if (lnetmask != lnetmask1) vnetmask.push_back(lnetmask1);
}
/**
* 10.8.0.13,172.17.13.0/24,368
* 10.8.0.13,172.16.13.0/24,368
*/
U_DUMP("vlabel.size() = %u vnetmask.size() = %u", vlabel.size(), vnetmask.size())
if (vlabel.size() == vnetmask.size())
{
label = vlabel.join();
netmask = vnetmask.join();
}
else
{
U_ASSERT_EQUALS(vnetmask.size(), 1)
label = vlabel[0];
netmask = vnetmask[0];
}
U_RETURN(true);
}
U_RETURN(false);
}
static void resetAccessPoint()
{
U_TRACE_NO_PARAM(5, "::resetAccessPoint()")
ap_label->clear();
ap_address->clear();
ap_hostname->clear();
}
static bool setAccessPoint()
{
U_TRACE_NO_PARAM(5, "::setAccessPoint()")
resetAccessPoint();
if (ap->empty())
{
U_LOGGER("*** AP STRING EMPTY ***", 0);
U_RETURN(false);
}
uint32_t pos1 = ap->find('@');
if (pos1 == U_NOT_FOUND) U_RETURN(false);
*ap_label = ap->substr(0U, pos1).copy();
uint32_t pos2 = ap->find('/', pos1+1);
if (pos2 == U_NOT_FOUND) *ap_hostname = ap->substr(pos1+1).copy();
else
{
*ap_address = ap->substr(pos1+1, pos2-pos1-1).copy();
if (*ap_address &&
UIPAddress::getBinaryForm(ap_address->c_str(), addr, true) == false)
{
U_LOGGER("*** AP ADDRESS(%v) NOT VALID ***", ap_address->rep);
U_RETURN(false);
}
*ap_hostname = ap->substr(pos2+1).copy();
}
if (u_isHostName(U_STRING_TO_PARAM(*ap_hostname)) == false)
{
U_LOGGER("*** AP HOSTNAME(%v) NOT VALID ***", ap_hostname->rep);
U_RETURN(false);
}
U_INTERNAL_DUMP("ap_address = %V ap_hostname = %V ap_label = %V", ap_address->rep, ap_hostname->rep, ap_label->rep)
U_RETURN(true);
}
static inline void setSessionKey(const UString& lmac, const UString& label)
{
U_TRACE(5, "::setSessionKey(%V,%V)", lmac.rep, label.rep)
U_ASSERT(lmac.isXMacAddr())
key_session->setBuffer(200U); key_session->snprintf(U_CONSTANT_TO_PARAM("captiveId:%u;apId:%v;deviceId:%v;ip:%v"), addr, label.rep, lmac.rep, ip->rep);
}
static void setSessionPolicy()
{
U_TRACE_NO_PARAM(5, "::setSessionPolicy()")
U_INTERNAL_DUMP("ap_label = %V mac = %V", ap_label->rep, mac->rep)
(void) rc->hmget(U_CONSTANT_TO_PARAM("DEVICE:id:%v pId pNotify"), mac->rep);
if ((*policySessionId = rc->getString())) rc->setUInt8(policySessionNotify, 1);
else
{
// da configurazione
*policySessionId = U_STRING_FROM_CONSTANT("DAILY");
policySessionNotify = policySessionNotifyDefault;
(void) rc->hmset(U_CONSTANT_TO_PARAM("DEVICE:id:%v id %v pId DAILY pNotify %u pCounter 0 lastAccess %u pLastReset %u created %u"),
mac->rep, mac->rep, policySessionNotifyDefault, u_now->tv_sec, u_now->tv_sec, u_now->tv_sec);
(void) rc->zadd(U_CONSTANT_TO_PARAM("DEVICE:bylastAccess %u id:%v"), u_now->tv_sec, mac->rep);
}
U_INTERNAL_DUMP("policySessionId = %V policySessionNotify = %u", policySessionId->rep, policySessionNotify)
U_INTERNAL_ASSERT(*policySessionId)
// reset fields SESSION
counter = 0;
created =
lastUpdate = u_now->tv_sec;
(void) rc->hmget(U_CONSTANT_TO_PARAM("AP:id:%v consume notify"), ap_label->rep);
uint8_t ap_notify;
if (rc->getResult())
{
ap_consume = rc->x.strtob();
rc->setUInt8(ap_notify, 1);
}
else
{
ap_consume = true;
ap_notify = 0; // notify
(void) rc->hmset(U_CONSTANT_TO_PARAM("AP:id:%v consume 1 notify 3"), ap_label->rep);
}
U_INTERNAL_DUMP("ap_consume = %b ap_notify = %u", ap_consume, ap_notify)
switch (ap_notify)
{
case 0: policySessionNotify = 0; break; // (notify)
case 1: policySessionNotify = 1; break; // (no notify)
case 2: policySessionNotify = 2; break; // (strict notify)
// case 3: break; // (hinerit)
}
U_INTERNAL_DUMP("policySessionNotify = %u", policySessionNotify)
}
static bool getSession(const char* op, uint32_t op_len)
{
U_TRACE(5, "::getSession(%.*S,%u)", op_len, op, op_len)
(void) rc->hmget(U_CONSTANT_TO_PARAM("SESSION:%v created pId notify consume counter lastUpdate captiveId apId deviceId ip"), key_session->rep);
if (rc->getResult())
{
created = rc->x.strtoul();
*policySessionId = rc->getString(1);
rc->setUInt8(policySessionNotify, 2);
ap_consume = rc->getBool(3);
counter = rc->getUInt64(4);
lastUpdate = rc->getULong(5);
U_INTERNAL_DUMP("policySessionId = %V ap_consume = %b counter = %llu created = %#2D lastUpdate = %#2D (%u <=> midnigth %u)",
policySessionId->rep, ap_consume, counter, created, lastUpdate, u_get_localtime(lastUpdate) / U_ONE_DAY_IN_SECOND, u_getLocalTime() / U_ONE_DAY_IN_SECOND)
if (policySessionId->empty())
{
U_LOGGER("*** SESSION(%V) WITH pId EMPTY ***", key_session->rep);
*policySessionId = U_STRING_FROM_CONSTANT("DAILY");
(void) rc->hmset(U_CONSTANT_TO_PARAM("SESSION:%v pId DAILY"), key_session->rep);
}
U_RETURN(true);
}
U_LOGGER("*** SESSION(%V) NOT FOUND at %.*s() ***", key_session->rep, op_len, op);
U_RETURN(false);
}
static bool getSession(const UString& lmac, const UString& label, const char* op, uint32_t op_len)
{
U_TRACE(5, "::getSession((%V,%V,%.*S,%u)", lmac.rep, label.rep, op_len, op, op_len)
U_INTERNAL_ASSERT(label)
if (u_isXMacAddr(U_STRING_TO_PARAM(lmac)) == false)
{
U_LOGGER("*** we have a wrong old MAC(%V) ***", lmac.rep);
}
else
{
setSessionKey(lmac, label);
if (getSession(op, op_len)) U_RETURN(true);
}
U_RETURN(false);
}
static uint32_t getApInfo(const UString& label, char* buffer)
{
U_TRACE(5, "::getApInfo(%V,%p)", label.rep, buffer)
return u__snprintf(buffer, 1024, U_CONSTANT_TO_PARAM("%v@%v/%v"), label.rep, ap_address->rep, ap_hostname->rep);
}
static void writeToLOG(const UString& label, const char* op, uint32_t op_len, const UString& opt)
{
U_TRACE(5, "::writeToLOG(%V,%.*S,%u,%V)", label.rep, op_len, op, op_len, opt.rep)
U_INTERNAL_ASSERT_POINTER(op)
U_INTERNAL_ASSERT_MAJOR(op_len, 0)
char buffer[1024];
// 11/02/18 04:14:21 op: PERMIT, mac: 20:ee:28:d0:38:93, ip: 172.22.155.28, ap: 61@151.11.47.8/CareggiConc-x86_64, policy: FLAT|no_consume|notify
// 11/02/18 04:14:21 op: NOTIFIED, mac: 20:ee:28:d0:38:93, ip: 172.22.155.28, ap: 61@151.11.47.8/CareggiConc-x86_64, policy: FLAT|no_consume|notify
// 11/02/18 04:14:21 op: RST_SESSION, mac: 20:ee:28:d0:38:93, ip: 172.22.155.28, ap: 61@151.11.47.8/CareggiConc-x86_64, policy: DAILY|consume|notify, traffic: 100
// 11/02/18 04:14:21 op: DENY_NO_TRAFFIC, mac: 20:ee:28:d0:38:93, ip: 172.22.155.28, ap: 61@151.11.47.8/CareggiConc-x86_64, policy: FLAT|consume|notify, traffic: 100, elapsed: 10
ULog::log(file_LOG->getFd(),
U_CONSTANT_TO_PARAM("op: %.*s, mac: %v, ip: %v, ap: %.*s, policy: %v|%.*sconsume|%snotify%v"),
op_len, op, mac->rep, ip->rep, getApInfo(label, buffer), buffer, policySessionId->rep, (ap_consume ? 0 : 3), "no_", (policySessionNotify == 0 ? "" :
policySessionNotify == 1 ? "no_" : "strict_"), opt.rep);
}
static void writeSessionToLOG(const UString& label, const char* op, uint32_t op_len)
{
U_TRACE(5, "::writeSessionToLOG(%V,%.*S,%u)", label.rep, op_len, op, op_len)
UString opt(200U);
opt.snprintf(U_CONSTANT_TO_PARAM(", traffic: %llu, elapsed: %u"), counter/1024, (u_now->tv_sec-created)/60);
writeToLOG(label, op, op_len, opt);
}
static void deleteSession()
{
U_TRACE_NO_PARAM(5, "::deleteSession()")
(void) rc->del(U_CONSTANT_TO_PARAM("SESSION:%v"), key_session->rep);
(void) rc->zrem(U_CONSTANT_TO_PARAM("SESSION:byCaptiveIdAndApId deviceId:%v;ip:%v"), mac->rep, ip->rep);
(void) rc->zrem(U_CONSTANT_TO_PARAM("SESSION:byLastUpdate %v"), key_session->rep);
// U_LOGGER("*** SESSION(%V) deleted at deleteSession() ***", key_session->rep);
}
static void resetDeviceDailyCounter()
{
U_TRACE_NO_PARAM(5, "::resetDeviceDailyCounter()")
U_ASSERT(policySessionId->equal(U_CONSTANT_TO_PARAM("DAILY")))
(void) rc->hmget(U_CONSTANT_TO_PARAM("DEVICE:id:%v pCounter pLastReset"), mac->rep);
device_counter = rc->getUInt64();
lastReset = rc->getULong(1);
if (UTimeDate::compareLocalDay(lastReset) < 0)
{
device_counter = 0;
(void) rc->hmset(U_CONSTANT_TO_PARAM("DEVICE:id:%v pCounter 0 pLastReset %u"), mac->rep, u_now->tv_sec);
}
}
static bool checkDevice()
{
U_TRACE_NO_PARAM(5, "::checkDevice()")
if (ap_consume &&
policySessionId->equal(U_CONSTANT_TO_PARAM("DAILY")))
{
resetDeviceDailyCounter();
if (device_counter >= max_traffic_daily) U_RETURN(false);
}
U_RETURN(true);
}
static bool sendRequestToNodog(const char* req, uint32_t req_len, const UString& data)
{
U_TRACE(5, "::sendRequestToNodog(%.*S,%u,%V)", req_len, req, req_len, data.rep)
UString url(100U);
url.snprintf(U_CONSTANT_TO_PARAM("http://%v:5280/%.*s"), ap_address->rep, req_len, req);
return client->sendPOSTRequestAsync(data, url);
}
static bool getDataFromPOST(bool bpeer)
{
U_TRACE(5, "::getDataFromPOST(%b)", bpeer)
// $1 -> ap (without localization => '@')
// $2 -> mac
// $3 -> ip
// $4 -> peer
// $5 -> old_label
// $6 -> old_mac
ip->clear();
mac->clear();
peer = U_NULLPTR;
UFlatBuffer fb, vec;
fb.setRoot(*UHTTP::body);
fb.AsVector(vec);
*ap = vec.AsVectorGet<UString>(0);
bool ok = setAccessPoint();
if (ok)
{
*mac = vec.AsVectorGet<UString>(1);
*ip = vec.AsVectorGet<UString>(2);
U_ASSERT(ip->isIPv4Addr())
U_ASSERT(mac->isXMacAddr())
if (bpeer)
{
peer = (void*) vec.AsVectorGet<uint64_t>(3);
UString mac_old = vec.AsVectorGet<UString>(5);
if (mac_old)
{
if (u_isXMacAddr(U_STRING_TO_PARAM(mac_old)) == false)
{
U_LOGGER("*** we have a change with a wrong old MAC(%V) ***", mac_old.rep);
U_RETURN(false);
}
UString label_old = vec.AsVectorGet<UString>(4);
// U_LOGGER("*** we have a change: MAC(%V) LABEL(%V) ***", mac_old.rep, label_old.rep);
if (getSession(mac_old, label_old, U_CONSTANT_TO_PARAM("getDataFromPOST(true)")))
{
deleteSession();
writeSessionToLOG(label_old, U_CONSTANT_TO_PARAM("DENY_NO_TRAFFIC"));
}
}
}
setSessionPolicy();
ok = checkDevice();
}
U_RETURN(ok);
}
static void addToLogout(const UString& label)
{
U_TRACE(5, "::addToLogout(%V)", label.rep)
// $1 -> ip
// $2 -> mac
// $3 -> apId
U_INTERNAL_DUMP("idx = %u", idx)
U_INTERNAL_ASSERT(*mac)
U_INTERNAL_ASSERT(label)
U_ASSERT(mac->isXMacAddr())
vec_logout[idx++] = ip_peer;
vmac->push_back(*mac);
vapID->push_back(label);
U_ASSERT_EQUALS( vmac->size(), idx)
U_ASSERT_EQUALS(vapID->size(), idx)
}
static void sendLogoutToNodog()
{
U_TRACE_NO_PARAM(5, "::sendLogoutToNodog()")
U_ASSERT_EQUALS( vmac->size(), idx)
U_ASSERT_EQUALS(vapID->size(), idx)
U_INTERNAL_ASSERT_RANGE(1,idx,sizeof(vec_logout))
UFlatBufferSpaceMedium space;
UFlatBuffer fb;
// $1 -> ip
// $2 -> mac
// $3 -> apId
fb.StartBuild();
(void) fb.StartVector();
for (uint32_t i = 0; i < idx; ++i)
{
fb.IPAddress(vec_logout[i]);
fb.String( vmac->at(i));
fb.String(vapID->at(i));
}
fb.EndVector(0, false);
(void) fb.EndBuild();
U_SRV_LOG("send request to nodog to logout %u users", idx);
(void) sendRequestToNodog(U_CONSTANT_TO_PARAM("logout"), fb.getResult());
idx = 0;
vmac->clear();
vapID->clear();
}
static void lostSession(int bclean)
{
U_TRACE(5, "::lostSession(%d)", bclean)
if (getSession(U_CONSTANT_TO_PARAM("lostSession")))
{
*ip = rc->getString(9);
*mac = rc->getString(8);
if (u_isIPv4Addr(U_STRING_TO_PARAM(*ip)) == false ||
u_isXMacAddr(U_STRING_TO_PARAM(*mac)) == false)
{
(void) rc->del(U_CONSTANT_TO_PARAM("SESSION:%v"), key_session->rep);
(void) rc->zrem(U_CONSTANT_TO_PARAM("SESSION:byLastUpdate %v"), key_session->rep);
U_LOGGER("*** SESSION(%V) have a wrong IP(%V) or MAC(%V) ***", key_session->rep, ip->rep, mac->rep);
return;
}
if (bclean)
{
if (bclean == 2 &&
((u_now->tv_sec - lastUpdate) < U_ONE_HOUR_IN_SECOND))
{
return;
}
addr = rc->getULong(6);
*ap_label = rc->getString(7);
(void) rc->hmget(U_CONSTANT_TO_PARAM("CAPTIVE:id:%u ip name"), addr);
U_INTERNAL_DUMP("idx = %u addr = %u old_addr = %u", idx, addr, old_addr)
if (old_addr != addr)
{
old_addr = addr;
if (idx) sendLogoutToNodog();
}
*ap_address = rc->getString(0);
*ap_hostname = rc->getString(1);
(void) UIPAddress::getBinaryForm(ip->c_str(), ip_peer);
addToLogout(*ap_label);
}
writeSessionToLOG(*ap_label, U_CONSTANT_TO_PARAM("DENY_LOST"));
deleteSession();
}
else
{
uint32_t pos = U_STRING_FIND(*key_session, 10, "deviceId:"); // 10 => U_CONSTANT_SIZE("captiveId:")
U_INTERNAL_ASSERT_DIFFERS(pos, U_NOT_FOUND)
const char* ptr = key_session->c_pointer(pos);
(void) rc->zrem(U_CONSTANT_TO_PARAM("SESSION:byCaptiveIdAndApId %.*s"), key_session->remain(ptr), ptr);
(void) rc->zrem(U_CONSTANT_TO_PARAM("SESSION:byLastUpdate %v"), key_session->rep);
}
}
static void sessionClean(const UString& key)
{
U_TRACE(5, "::sessionClean(%V)", key.rep)
const char* ptr = key.c_pointer(U_CONSTANT_SIZE("SESSION:"));
key_session->setBuffer(200U);
key_session->snprintf(U_CONSTANT_TO_PARAM("%.*s"), key.remain(ptr), ptr);
lostSession(2);
}
static void GET_acceptTermsOfConditions()
{
U_TRACE_NO_PARAM(5, "::GET_acceptTermsOfConditions()")
// $1 -> mac
if (UHTTP::processForm() == 2)
{
UHTTP::getFormValue(*mac, U_CONSTANT_TO_PARAM("mac"), 0, 1, 2);
if (mac->isMacAddr())
{
char buffer[16];
u_getXMAC(mac->data(), buffer);
(void) mac->replace(buffer, 12);
}
U_ASSERT(mac->isXMacAddr())
(void) rc->hmset(U_CONSTANT_TO_PARAM("DEVICE:id:%v ExpirePrivacy %u"), mac->rep, u_now->tv_sec + duration_privacy_policy);
}
}
static void checkPrivacy(const UString& key)
{
U_TRACE(5, "::checkPrivacy(%V)", key.rep)
(void) rc->hmget(U_CONSTANT_TO_PARAM("%v ExpirePrivacy pNotify"), key.rep);
uint32_t expire = rc->getULong(0);
uint8_t policy = rc->getUInt8(1);
/**
* i) SE ["scadenza privacy policy" <= data corrente], ovvero <20> scaduta ALLORA [SET policy = "strict notify"] AND [SET "scadenza privacy policy" = null]
* (ovvero al prossimo accesso verr<72> ripresentata la richiesta di manifestazione del consenso)
*
* ii) SE ["scadenza privacy policy" = NULL] AND [policy = "notify"] ALLORA [SET policy = "strict notify"]
* (ovvero se si verifica che, per qualunque motivo, non <20> stato acquisito il consenso,
* allora al prossimo accesso di quel device-utente verr<72> ripresentata la richiesta tramite la pagina associata alla policy "strict notify")
*/
bool bexpired = (expire && expire <= u_now->tv_sec);
U_INTERNAL_DUMP("bexpired = %b expire = %u policy = %u", bexpired, expire, policy)
if (bexpired ||
(expire == 0 &&
policy == 0))
{
const char* op = "RESET2";
const char* ptr = key.c_pointer(U_CONSTANT_SIZE("DEVICE:id:"));
(void) rc->hmset(U_CONSTANT_TO_PARAM("%v pNotify 2"), key.rep);
if (bexpired)
{
op = "RESET1";
(void) rc->hdel(U_CONSTANT_TO_PARAM("%v ExpirePrivacy"), key.rep);
}
ULog::log(facceptTermsOfConditionsRenew, U_CONSTANT_TO_PARAM("op: %s, mac: %.12s pNotify: %u, ExpirePrivacy: %#3D"), op, ptr, policy, expire);
}
}
static void GET_acceptTermsOfConditionsRenew()
{
U_TRACE_NO_PARAM(5, "::GET_acceptTermsOfConditionsRenew()")
if (UServer_Base::isLocalHost() == false) UHTTP::setBadRequest();
else
{
UString pathname(200U);
pathname.snprintf(U_CONSTANT_TO_PARAM("../log/acceptTermsOfConditionsRenew.%4D.log"), 0);
facceptTermsOfConditionsRenew = UFile::creat(pathname.data(), O_TRUNC | O_WRONLY | O_APPEND);
(void) rc->scan(checkPrivacy, U_CONSTANT_TO_PARAM("DEVICE:id:*"));
UFile::close(facceptTermsOfConditionsRenew);
}
}
static void GET_anagrafica()
{
U_TRACE_NO_PARAM(5, "::GET_anagrafica()")
if (UServer_Base::isLocalHost() == false) UHTTP::setBadRequest();
else
{
loadAnagrafica();
}
}
static void GET_checkCaptive()
{
U_TRACE_NO_PARAM(5, "::GET_checkCaptive()")
if (UServer_Base::isLocalHost() == false) UHTTP::setBadRequest();
else
{
(void) rc->zrangebyscore(U_CONSTANT_TO_PARAM("CAPTIVE:byLastUpdate 0 %u"), u_now->tv_sec - U_CLEAN_INTERVAL);
uint32_t n = rc->vitem.size();
if (n)
{
uint8_t status;
UString url(100U);
UVector<UString> vec(n);
vec.copy(rc->vitem);
for (uint32_t i = 0; i < n; ++i)
{
*ap_address = vec[i];
(void) UIPAddress::getBinaryForm(ap_address->c_str(), addr, true);
url.snprintf(U_CONSTANT_TO_PARAM("http://%v:5280/ping"), ap_address->rep);
// NB: we need PREFORK_CHILD > 2
if (client->connectServer(url) &&
client->sendRequest())
{
status = '3';
client->UClient_Base::close();
}
else
{
status = '0'; // NB: nodog not respond
if (sockp)
{
UIPAddress laddr;
if (client->remoteIPAddress(laddr) &&
sockp->ping(laddr))
{
status = '2'; // NB: nodog not respond but pingable => unreachable...
}
}
}
client->reset();
(void) rc->hmset(U_CONSTANT_TO_PARAM("CAPTIVE:id:%u status %c"), addr, status);
}
}
}
}
static void GET_clean()
{
U_TRACE_NO_PARAM(5, "::GET_clean()")
if (UServer_Base::isLocalHost() == false) UHTTP::setBadRequest();
else
{
old_addr = 0;
(void) rc->zrangebyscore(U_CONSTANT_TO_PARAM("SESSION:byLastUpdate 0 %u"), u_now->tv_sec - U_CLEAN_INTERVAL);
uint32_t n = rc->vitem.size();
if (n)
{
UVector<UString> vec(n);
vec.copy(rc->vitem);
for (uint32_t i = 0; i < n; ++i)
{
*key_session = vec[i];
lostSession(1);
}
}
U_INTERNAL_DUMP("idx = %u", idx)
if (idx) sendLogoutToNodog();
}
}
static void GET_cleanSession()
{
U_TRACE_NO_PARAM(5, "::GET_cleanSession()")
if (UServer_Base::isLocalHost() == false) UHTTP::setBadRequest();
else
{
old_addr = 0;
(void) rc->scan(sessionClean, U_CONSTANT_TO_PARAM("SESSION:captiveId:*"));
U_INTERNAL_DUMP("idx = %u", idx)
if (idx) sendLogoutToNodog();
}
}
static void GET_get_config()
{
U_TRACE_NO_PARAM(5, "::GET_get_config()")
// $1 -> ap (without localization => '@')
// $2 -> key
UString body;
if (UHTTP::processForm() == 2*2)
{
UString key;
UHTTP::getFormValue(key, U_CONSTANT_TO_PARAM("key"), 0, 3, 4);
if (key)
{
UString buffer(U_CAPACITY);
buffer.snprintf(U_CONSTANT_TO_PARAM("../ap/%v/nodog.conf"), key.rep);
body = UFile::contentOf(buffer);
if (body.empty())
{
body = *nodog_conf;
UHTTP::getFormValue(*ap, U_CONSTANT_TO_PARAM("ap"), 0, 1, 4);
UVector<UString> vec_subst;
vec_subst.push_back(U_STRING_FROM_CONSTANT("<LAN>"));
if (UStringExt::endsWith(*ap, U_CONSTANT_TO_PARAM("_pico2"))) vec_subst.push_back(U_STRING_FROM_CONSTANT("ath0"));
else if (UStringExt::endsWith(*ap, U_CONSTANT_TO_PARAM("_x86"))) vec_subst.push_back(U_STRING_FROM_CONSTANT("eth1"));
else if (UStringExt::endsWith(*ap, U_CONSTANT_TO_PARAM("_rspro")))
{
if (UStringExt::startsWith(*ap, U_CONSTANT_TO_PARAM("wimo"))) vec_subst.push_back(U_STRING_FROM_CONSTANT("br-lan"));
else vec_subst.push_back(U_STRING_FROM_CONSTANT("eth1"));
}
else
{
vec_subst.push_back(U_STRING_FROM_CONSTANT("wlan0")); // ..._picoM2, ..._locoM2, ..._bulletM2, ..._unifiAP
}
if (u_isIPv4Addr(U_STRING_TO_PARAM(key))) *ap_address = key;
else (void) ap_address->assign(U_CLIENT_ADDRESS_TO_PARAM);
buffer.snprintf(U_CONSTANT_TO_PARAM("../ap/%v/nodog.conf.local"), ap_address->rep);
UVector<UString> vec(*ap_address, '.');
UString lbl, netmask, local = UFile::contentOf(buffer), address_mask(32U);
address_mask.snprintf(U_CONSTANT_TO_PARAM("%u.%v"), 16 + vec[2].strtoul(), vec[3].rep);
if (setLabelAndNetmaskFromAnagrafica(lbl, netmask))
{
buffer.snprintf(U_CONSTANT_TO_PARAM("LOCAL_NETWORK_LABEL \"%v\""), lbl.rep);
vec_subst.push_back(U_STRING_FROM_CONSTANT("LOCAL_NETWORK_LABEL ap"));
vec_subst.push_back(buffer);
if (local)
{
UString tmp(200U + local.size() + netmask.size() + lbl.size());
tmp.snprintf(U_STRING_TO_PARAM(local), netmask.rep, lbl.rep);
local = tmp;
}
}
vec_subst.push_back(U_STRING_FROM_CONSTANT("#include \"../ap/<AAA.BBB.CCC.DDD>/nodog.conf.local\""));
vec_subst.push_back(local);
vec_subst.push_back(U_STRING_FROM_CONSTANT("<AAA.BBB.CCC.DDD>"));
vec_subst.push_back(*ap_address);
vec_subst.push_back(U_STRING_FROM_CONSTANT("<CCC>.<DDD>"));
vec_subst.push_back(address_mask);
UFileConfig cfg(UStringExt::substitute(body, vec_subst), true);
UHTTP::mime_index = U_know;
if (cfg.processData(false)) body = cfg.getData();
}
}
}
UHTTP::setResponseBody(body);
}
static void GET_logout()
{
U_TRACE_NO_PARAM(5, "::GET_logout()")
if (UServer_Base::isLocalHost() == false) UHTTP::setBadRequest();
else
{
// $1 -> ap (with localization => '@')
// $2 -> ip
// $3 -> mac
if (UHTTP::processForm() == 3*2)
{
ip->clear();
ap->clear();
mac->clear();
UHTTP::getFormValue(*ap, U_CONSTANT_TO_PARAM("ap"), 0, 1, 6);
if (setAccessPoint())
{
UHTTP::getFormValue(*ip, U_CONSTANT_TO_PARAM("ip"), 0, 3, 6);
if (ip->isIPv4Addr())
{
UHTTP::getFormValue(*mac, U_CONSTANT_TO_PARAM("mac"), 0, 5, 6);
if (mac->isMacAddr())
{
char buffer[16];
u_getXMAC(mac->data(), buffer);
(void) mac->replace(buffer, 12);
}
U_ASSERT(mac->isXMacAddr())
if (getSession(*mac, *ap_label, U_CONSTANT_TO_PARAM("GET_logout")))
{
(void) UIPAddress::getBinaryForm(ip->c_str(), ip_peer);
idx = 0;
addToLogout(*ap_label);
sendLogoutToNodog();
writeSessionToLOG(*ap_label, U_CONSTANT_TO_PARAM("DENY_NO_TRAFFIC"));
deleteSession();
}
}
}
}
}
}
static void GET_start_ap()
{
U_TRACE_NO_PARAM(5, "::GET_start_ap()")
/**
* $1 -> ap (with localization => '@')
* $2 -> public address to contact the access point
* $3 -> pid (0 => start)
* $4 -> uptime
*
* GET /start_ap?ap=1000@192.168.42.136/stefano&public=U2FsdGVkX1-UKZ7S9pzvcFnzkMVr_P428Pw7Cf_Ptm8%3A5280&pid=-1&uptime=1234567890
*/
if (UHTTP::processForm() == 4*2)
{
ap->clear();
UHTTP::getFormValue(*ap, U_CONSTANT_TO_PARAM("ap"), 0, 1, 8);
bool ok = setAccessPoint();
if (ok)
{
uint32_t pos;
UString address;
UHTTP::getFormValue(address, U_CONSTANT_TO_PARAM("public"), 0, 3, 8);
if (address)
{
pos = address.find(':');
if (pos == U_NOT_FOUND ||
address.substr(pos+1).strtoul() != 5280)
{
U_LOGGER("*** CAPTIVE ADDRESS_PUBLIC(%v) NOT VALID ***", address.rep);
return;
}
UString IP_address_trust = address.substr(0U, pos).copy();
if (IP_address_trust.isBase64Url() == false)
{
U_LOGGER("*** CAPTIVE ADDRESS_TRUST(%v) NOT BASE64 ***", IP_address_trust.rep);
return;
}
address = UDES3::getSignedData(IP_address_trust);
if (u_isIPv4Addr(U_STRING_TO_PARAM(address)) == false)
{
U_LOGGER("*** CAPTIVE ADDRESS_TRUST(%v) NOT VALID ***", IP_address_trust.rep);
return;
}
if (ap_address->equal(address) == false)
{
U_LOGGER("*** CAPTIVE ADDRESS(%v) NOT EQUAL TO %V ***", ap_address->rep, address.rep);
return;
}
}
UString x(200U);
x.snprintf(U_CONSTANT_TO_PARAM("CAPTIVE:id:%u"), addr);
if (rc->exists(U_STRING_TO_PARAM(x)) == false)
{
U_LOGGER("*** %v NOT FOUND ***", x.rep);
return;
}
uint32_t n;
char buffer[1024];
UString pid, uptime;
UHTTP::getFormValue(pid, U_CONSTANT_TO_PARAM("pid"), 0, 5, 8);
UHTTP::getFormValue(uptime, U_CONSTANT_TO_PARAM("uptime"), 0, 7, 8);
U_LOGGER("%.*s %s", getApInfo(*ap_label, buffer), buffer, pid.strtol() == -1 ? "started" : "*** NODOG CRASHED ***");
(void) rc->hmset(U_CONSTANT_TO_PARAM("CAPTIVE:id:%u name %v status 1 uptime %v since %u lastUpdate %u"), addr, ap_hostname->rep, uptime.rep, u_now->tv_sec, u_now->tv_sec);
(void) rc->zadd(U_CONSTANT_TO_PARAM("CAPTIVE:byLastUpdate %u %v"), u_now->tv_sec, ap_address->rep);
x.snprintf(U_CONSTANT_TO_PARAM("%u"), addr);
loop: (void) rc->zrangebyscore(U_CONSTANT_TO_PARAM("SESSION:byCaptiveIdAndApId %v000000 %v999999 WITHSCORES LIMIT 0 500"), x.rep, x.rep);
n = rc->vitem.size();
if (n >= 2)
{
uint32_t j;
const char* ptr;
UString tmp(200U);
UVector<UString> vec(n);
vec.copy(rc->vitem);
key_session->setBuffer(200U);
tmp.snprintf(U_CONSTANT_TO_PARAM("captiveId:%u;apId:"), addr);
for (int32_t i = 0; i < (int32_t)n; i += 2)
{
ptr = vec[i+1].pend()-6; // score (ex: 3232246838000064)
for (j = 0; j < 6 && (ptr[j] == '0'); ++j) {}
if (j == 6) key_session->snprintf(U_CONSTANT_TO_PARAM("%v0;%v"), tmp.rep, vec[i].rep);
else
{
(void) ap_label->assign(ptr+j, 6-j);
key_session->snprintf(U_CONSTANT_TO_PARAM("%v%v;%v"), tmp.rep, ap_label->rep, vec[i].rep);
}
lostSession(0);
}
goto loop;
}
}
}
UHTTP::setResponseBody(*allowed_web_hosts);
}
static void GET_welcome()
{
U_TRACE_NO_PARAM(5, "::GET_welcome()")
// $1 -> url
// $2 -> mac
// $3 -> apid
// $4 -> gateway
bool ok = false;
if (UHTTP::processForm() == 4*2)
{
UHTTP::getFormValue(*mac, U_CONSTANT_TO_PARAM("mac"), 0, 3, 8);
if (mac->isXMacAddr())
{
UHTTP::getFormValue(*ap_label, U_CONSTANT_TO_PARAM("apid"), 0, 5, 8);
setSessionPolicy();
ok = checkDevice();
}
}
if (ok == false) UHTTP::setResponseFromFileCache(deny_html);
else
{
// policy: (DAILY|FLAT), SessionNotify: (0,notify) (1,no_notify) (2,strict_notify)
uint8_t index = vwelcome_index[policySessionId->equal(U_CONSTANT_TO_PARAM("FLAT"))][policySessionNotify];
U_INTERNAL_DUMP("index = %u policySessionId = %V policySessionNotify = %u", index, policySessionId->rep, policySessionNotify)
UString x = vwelcome_file->at(index);
UHTTP::UFileCacheData* welcome_html = UHTTP::getFileCachePointer(U_STRING_TO_PARAM(x));
U_INTERNAL_ASSERT_POINTER(welcome_html)
UHTTP::setResponseFromFileCache(welcome_html);
}
U_http_info.nResponseCode = HTTP_NO_CONTENT; // NB: to escape management after usp exit...
}
static void POST_login()
{
U_TRACE_NO_PARAM(5, "::POST_login()")
// $1 -> ap (with localization => '@')
// $2 -> mac
// $3 -> ip
// $4 -> peer
// $5 -> old_label
// $6 -> old_mac
bool ko = (getDataFromPOST(true) == false);
if (*mac)
{
UFlatBuffer fb;
char buffer[2] = { '1'-ko, '0'+policySessionNotify }; // deny|permit: ('0'|'1') policy: notify|no_notify|strict_notify ('0'|'1'|'2')
writeToLOG(*ap_label, U_CONSTANT_TO_PARAM("PERMIT"), UString::getStringNull());
(void) rc->hmset(U_CONSTANT_TO_PARAM("DEVICE:id:%v lastAccess %u"), mac->rep, u_now->tv_sec);
(void) rc->zadd(U_CONSTANT_TO_PARAM("DEVICE:bylastAccess %u id:%v"), u_now->tv_sec, mac->rep);
if (ko) writeSessionToLOG(*ap_label, U_CONSTANT_TO_PARAM("DENY_POLICY"));
else
{
U_ASSERT(mac->isXMacAddr())
setSessionKey(*mac, *ap_label);
(void) rc->hmset(U_CONSTANT_TO_PARAM("SESSION:%v captiveId %u apId %v deviceId %v ip %v created %u pId %v notify %c consume %c counter 0 lastUpdate %u"), key_session->rep,
addr, ap_label->rep, mac->rep, ip->rep, u_now->tv_sec, policySessionId->rep, buffer[1], '0'+ap_consume, u_now->tv_sec);
// U_LOGGER("*** SESSION(%V) created at POST_login() ***", key_session->rep);
(void) rc->zadd(U_CONSTANT_TO_PARAM("SESSION:byCaptiveIdAndApId %u%06u deviceId:%v;ip:%v"), addr, ap_label->strtoul(), mac->rep, ip->rep);
(void) rc->zadd(U_CONSTANT_TO_PARAM("SESSION:byLastUpdate %u %v"), u_now->tv_sec, key_session->rep);
}
U_INTERNAL_DUMP("peer = %p", peer)
if (peer)
{
// $1 -> peer
// $2 -> deny|permit: ('0'|'1') policy: notify|no_notify|strict_notify ('0'|'1'|'2')
# ifdef HAVE_CXX11
(void) fb.encodeVector([&]() {
fb.UInt(U_PTR2INT(peer));
fb.String(buffer, sizeof(buffer));
});
# else
fb.StartBuild();
(void) fb.StartVector();
fb.UInt(U_PTR2INT(peer));
fb.String(buffer, sizeof(buffer));
fb.EndVector(0, false);
(void) fb.EndBuild();
# endif
(void) sendRequestToNodog(U_CONSTANT_TO_PARAM("login_validate"), fb.getResult());
}
}
ap->clear();
resetAccessPoint();
}
static void POST_notify()
{
U_TRACE_NO_PARAM(5, "::POST_notify()")
// $1 -> ap (with localization => '@')
// $2 -> mac
// $3 -> ip
if (getDataFromPOST(false)) writeToLOG(*ap_label, U_CONSTANT_TO_PARAM("NOTIFIED"), UString::getStringNull());
ap->clear();
resetAccessPoint();
}
static void POST_strict_notify()
{
U_TRACE_NO_PARAM(5, "::POST_strict_notify()")
// $1 -> ap (with localization => '@')
// $2 -> mac
// $3 -> ip
if (getDataFromPOST(false))
{
UString x(200U);
x.snprintf(U_CONSTANT_TO_PARAM("DEVICE:id:%v pNotify"), mac->rep);
(void) rc->hmget(x);
if (rc->getUInt8() == 2) // (strict notify) => (notify)
{
(void) x.append(U_CONSTANT_TO_PARAM(" 0"));
(void) rc->hmset(x);
}
writeToLOG(*ap_label, U_CONSTANT_TO_PARAM("STRICT_NOTIFIED"), UString::getStringNull());
}
ap->clear();
resetAccessPoint();
}
/*
$1 -> mac
$2 -> ip
$3 -> apId
$4 -> time
$5 -> traffic
$6 -> time_no_traffic
struct PostInfo {
UString ip, mac, label;
uint32_t _ctime, ctraffic, time_no_traffic;
void clear()
{
U_TRACE_NO_PARAM(5, "PostInfo::clear()")
ip.clear();
mac.clear();
label.clear();
_ctime = ctraffic = time_no_traffic = 0;
}
void fromFlatBuffer(UFlatBuffer& fb)
{
U_TRACE(5, "PostInfo::fromFlatBuffer(%p)", &fb)
fb.fromFlatBuffer(0, FLATBUFFER(ip, UString));
fb.fromFlatBuffer(1, FLATBUFFER(mac, UString));
fb.fromFlatBuffer(2, FLATBUFFER(label, UString));
fb.fromFlatBuffer(3, FLATBUFFER(_ctime, uint32_t));
fb.fromFlatBuffer(4, FLATBUFFER(ctraffic, uint32_t));
fb.fromFlatBuffer(5, FLATBUFFER(time_no_traffic, uint32_t));
}
};
*/
static void POST_info()
{
U_TRACE_NO_PARAM(5, "::POST_info()")
U_INTERNAL_DUMP("UHTTP::body(%u) = %#V", UHTTP::body->size(), UHTTP::body->rep)
UFlatBuffer fb, vec;
fb.setRoot(*UHTTP::body);
fb.AsVector(vec);
*ap = vec.AsVectorGet<UString>(0);
if (setAccessPoint())
{
const char* op;
UString x(200U), label;
uint32_t ctraffic, ctime_no_traffic, op_len, midnigth = u_getLocalTime() / U_ONE_DAY_IN_SECOND; // _ctime, time_no_traffic
(void) rc->hmset(U_CONSTANT_TO_PARAM("CAPTIVE:id:%u status 1 lastUpdate %u"), addr, u_now->tv_sec);
(void) rc->zadd(U_CONSTANT_TO_PARAM("CAPTIVE:byLastUpdate %u %v"), u_now->tv_sec, ap_address->rep);
for (int32_t i = 1, n = (int32_t) vec.GetSize(); i < n; i += 4)
{
// -----------------------------------------------------------------------------------------------------------------------------------------
// $1 -> mac
// $2 -> ip
// $3 -> apId
// $4 -> traffic
// ---------------------
// $5 -> time
// $6 -> time_no_traffic
// -----------------------------------------------------------------------------------------------------------------------------------------
*mac = vec.AsVectorGet<UString>(i);
ip_peer = vec.AsVectorGetIPAddress(i+1);
label = vec.AsVectorGet<UString>(i+2);
ctraffic = vec.AsVectorGet<uint32_t>(i+3);
/*
_ctime = vec.AsVectorGet<uint32_t>(i+4);
time_no_traffic = vec.AsVectorGet<uint32_t>(i+5);
*/
*ip = UIPAddress::toString(ip_peer);
U_INTERNAL_DUMP("apId = %V mac = %V ip = %V ctraffic = %u", label.rep, mac->rep, ip->rep, ctraffic)
if (mac->empty())
{
U_LOGGER("*** INFO (apId = %V mac = \"\" ip = %V ctraffic = %u) NOT VALID ***", label.rep, ip->rep, ctraffic);
continue;
}
if (getSession(*mac, label, U_CONSTANT_TO_PARAM("POST_info")) == false) goto del_login;
U_INTERNAL_DUMP("apId = %V mac = %V ip = %V", rc->getString(7).rep, rc->getString(8).rep, rc->getString(9).rep)
U_ASSERT_EQUALS(label, rc->getString(7))
U_ASSERT_EQUALS(*mac, rc->getString(8))
U_ASSERT_EQUALS(*ip, rc->getString(9))
if (addr != rc->getULong(6))
{
U_LOGGER("*** SESSION(%V) DIFFER FOR ADDR (%u => %u) ***", key_session->rep, addr, rc->getULong(6));
}
if (ctraffic == 0)
{
ctime_no_traffic = (u_now->tv_sec - lastUpdate);
U_DEBUG("Peer IP %v MAC %v has made no traffic for %u secs", ip->rep, mac->rep, ctime_no_traffic);
if (ctime_no_traffic >= U_MAX_TIME_NO_TRAFFIC) // (time_no_traffic >= U_MAX_TIME_NO_TRAFFIC)
{
op = "DENY_NO_TRAFFIC";
op_len = U_CONSTANT_SIZE("DENY_NO_TRAFFIC");
created += ctime_no_traffic;
del_sess: writeSessionToLOG(label, op, op_len);
deleteSession();
del_login: addToLogout(label);
continue;
}
}
if ((u_get_localtime(lastUpdate) / U_ONE_DAY_IN_SECOND) < midnigth)
{
if (policySessionId->equal(U_CONSTANT_TO_PARAM("DAILY"))) resetDeviceDailyCounter();
if (counter)
{
x.snprintf(U_CONSTANT_TO_PARAM(", traffic: %llu"), counter/1024);
writeToLOG(*ap_label, U_CONSTANT_TO_PARAM("RST_SESSION"), x);
counter = 0;
(void) rc->hmset(U_CONSTANT_TO_PARAM("SESSION:%v counter 0"), key_session->rep);
}
}
if (ctraffic)
{
counter += ctraffic;
if (ap_consume &&
policySessionId->equal(U_CONSTANT_TO_PARAM("DAILY")) &&
rc->hincrby(U_CONSTANT_TO_PARAM("DEVICE:id:%v pCounter %u"), mac->rep, ctraffic) >= max_traffic_daily)
{
op = "DENY_POLICY";
op_len = U_CONSTANT_SIZE("DENY_POLICY");
goto del_sess;
}
(void) rc->hmset(U_CONSTANT_TO_PARAM("SESSION:%v counter %llu lastUpdate %u"), key_session->rep, counter, u_now->tv_sec);
(void) rc->zadd(U_CONSTANT_TO_PARAM("SESSION:byLastUpdate %u %v"), u_now->tv_sec, key_session->rep);
}
}
U_INTERNAL_DUMP("idx = %u", idx)
if (idx) sendLogoutToNodog();
}
ap->clear();
resetAccessPoint();
}
#endif
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