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httpserver.cpp
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httpserver.cpp
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/*****************************************************************************
* Open LiteSpeed is an open source HTTP server. *
* Copyright (C) 2013 - 2022 LiteSpeed Technologies, Inc. *
* *
* This program is free software: you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation, either version 3 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program. If not, see http://www.gnu.org/licenses/. *
*****************************************************************************/
#include <config.h>
#include "httpserver.h"
#include <adns/adns.h>
#include <edio/multiplexer.h>
#include <edio/multiplexerfactory.h>
#include <edio/sigeventdispatcher.h>
#include <extensions/extworker.h>
#include <extensions/localworker.h>
#include <extensions/localworkerconfig.h>
#include <extensions/cgi/cgidworker.h>
#include <extensions/cgi/lscgiddef.h>
#include <extensions/cgi/suexec.h>
#include <extensions/cgi/cgidconfig.h>
#include <extensions/registry/extappregistry.h>
#include <extensions/registry/appconfig.h>
#include <http/accesslog.h>
#include <http/clientcache.h>
#include <http/connlimitctrl.h>
#include <http/contextlist.h>
#include <http/denieddir.h>
#include <http/eventdispatcher.h>
#include <http/handlerfactory.h>
#include <http/handlertype.h>
#include <http/httpaiosendfile.h>
#include <http/httpcgitool.h>
#include <http/httpcontext.h>
#include <http/httpdefs.h>
#include <http/httplistener.h>
#include <http/httplistenerlist.h>
#include <http/httplog.h>
#include <http/httpmime.h>
#include <http/httpresourcemanager.h>
#include <http/httprespheaders.h>
#include <http/httpserverconfig.h>
#include <http/httpserverversion.h>
#include <http/httpsignals.h>
#include <http/httpstats.h>
#include <http/httpstatuscode.h>
#include <http/httpvhost.h>
#include <http/httpvhostlist.h>
#include <http/iptogeo2.h>
#include <http/iptoloc.h>
#include <http/ntwkiolink.h>
#include <http/platforms.h>
#include <http/recaptcha.h>
#include <http/serverprocessconfig.h>
#include <http/staticfilecache.h>
#include <http/staticfilecachedata.h>
#include <http/stderrlogger.h>
#include <http/vhostmap.h>
#include <http/clientinfo.h>
#include <log4cxx/appender.h>
#include <log4cxx/logger.h>
#include <lsr/ls_strtool.h>
#include <lsr/ls_time.h>
#include <main/configctx.h>
#include <main/mainserverconfig.h>
#include <main/plainconf.h>
#include <main/serverinfo.h>
#include <main/zconfclient.h>
#include <main/zconfmanager.h>
#include <quic/quicengine.h>
#include <quic/udplistener.h>
#include <shm/lsshm.h>
#include <sslpp/sslcontext.h>
#include <sslpp/sslcontextconfig.h>
#include <sslpp/sslengine.h>
#include <sslpp/sslocspstapling.h>
#include <sslpp/sslsesscache.h>
#include <sslpp/sslticket.h>
#include <sslpp/sslutil.h>
#include <util/accesscontrol.h>
#include <util/accessdef.h>
#include <util/autostr.h>
#include <util/daemonize.h>
#include <util/datetime.h>
#include <util/gpath.h>
#include <util/pcutil.h>
#include <util/vmembuf.h>
#include <util/xmlnode.h>
#include <util/stringtool.h>
#include <util/sysinfo/nicdetect.h>
#include <util/sysinfo/systeminfo.h>
#include <util/ni_fio.h>
#include <util/stringtool.h>
#include <ctype.h>
#include <dirent.h>
#include <errno.h>
#include <fcntl.h>
#include <math.h>
#include <pwd.h>
#include <stdio.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <unistd.h>
#include <sys/utsname.h>
#include <new>
#include <util/httpfetch.h>
#ifdef RUN_TEST
#include <httpdtest.h>
#include <extensions/fcgi/fcgiapp.h>
#include <extensions/fcgi/fcgiappconfig.h>
#include <extensions/jk/jworker.h>
#include <extensions/jk/jworkerconfig.h>
#include <http/htauth.h>
#include <http/httpresp.h>
#include <http/httpsession.h>
#endif
#define USE_REUSEPORT_BY_DEFAULT 1
#if defined(linux) || defined(__linux) || defined(__linux__) || defined(__gnu_linux__)
#include <sys/prctl.h>
#endif
#if defined(__FreeBSD__ ) || defined(__NetBSD__) || defined(__OpenBSD__) \
|| defined(macintosh) || defined(__APPLE__) || defined(__APPLE_CC__)
#include <sys/sysctl.h>
#endif
#define FILEMODE 0644
static int s_achPid[256];
static int s_curPid = 0;
//int SslContext::s_iEnableMultiCerts = 0;
static int s_lsquic_inited;
const char *sStatDir = DEFAULT_TMP_DIR;
static void sigchild(int sig)
{
int status, pid;
while (true)
{
pid = waitpid(-1, &status, WNOHANG | WUNTRACED);
if (pid <= 0)
{
//if ((pid < 1)&&( errno == EINTR ))
// continue;
break;
}
if (s_curPid < 256)
s_achPid[s_curPid++] = pid;
//PidRegistry::remove( pid );
}
HttpSignals::orEvent(HS_CHILD);
}
void HttpServer::cleanPid()
{
int pid;
sigset_t newmask, oldmask;
ExtWorker *pWorker;
sigemptyset(&newmask);
sigaddset(&newmask, SIGCHLD);
if (sigprocmask(SIG_BLOCK, &newmask, &oldmask) < 0)
return ;
while (s_curPid > 0)
{
pid = s_achPid[--s_curPid];
LS_DBG_L("Remove pid: %d", pid);
pWorker = PidRegistry::remove(pid);
if (pWorker)
pWorker->removePid(pid);
}
sigprocmask(SIG_SETMASK, &oldmask, NULL);
}
LS_SINGLETON(HttpServer);
class HttpServerImpl
{
friend class HttpServer;
private:
// members
HttpVHostMap m_vhosts;
HttpVHostMap m_orgVHosts;
VHostList m_toBeReleasedVHosts;
EventDispatcher m_dispatcher;
HttpListenerList m_listeners;
HttpListenerList m_oldListeners;
HttpListenerList m_toBeReleasedListeners;
ContextList m_toBeReleasedContext;
HttpContext m_serverContext;
AccessControl m_accessCtrl;
AutoStr m_sSwapDirectory;
AutoStr2 m_sRTReportFile;
AutoStr2 m_sIpv4;
AutoStr2 m_sIpv6;
HttpMime m_httpMime;
long m_lStartTime;
pid_t m_pid;
gid_t m_pri_gid;
HttpFetch *m_pAutoUpdFetch[3];
QuicEngine *m_pQuicEngine;
HttpServerImpl(const HttpServerImpl &rhs);
void operator=(const HttpServerImpl &rhs);
// interface functions
HttpServerImpl(HttpServer *pServer)
: m_sSwapDirectory(DEFAULT_SWAP_DIR)
, m_pri_gid(0)
, m_pQuicEngine(NULL)
{
ClientCache::initObjPool();
ExtAppRegistry::init();
HttpMime::setMime(&m_httpMime);
m_serverContext.allocateInternal();
HttpRespHeaders::buildCommonHeaders();
m_sRTReportFile = DEFAULT_TMP_DIR "/.rtreport";
SslContext::setSniLookupCb(VHostMapFindSslContext);
memset(m_pAutoUpdFetch, 0, sizeof(m_pAutoUpdFetch));
}
~HttpServerImpl()
{
}
int initAdns()
{
ServerProcessConfig &procConfig = ServerProcessConfig::getInstance();
if (Adns::getInstance().init() == -1)
return LS_FAIL;
if (Adns::getInstance().initShm(procConfig.getUid(),
procConfig.getGid()) == -1)
return LS_FAIL;
MultiplexerFactory::getMultiplexer()->add(&Adns::getInstance(),
POLLIN | POLLHUP | POLLERR);
return 0;
}
int initAioSendFile()
{
HttpAioSendFile *pHasf = new HttpAioSendFile();
if (pHasf->initNotifier(MultiplexerFactory::getMultiplexer()))
return LS_FAIL;
else if (pHasf->startProcessor())
return LS_FAIL;
HttpAioSendFile::setHttpAioSendFile(pHasf);
return HttpResourceManager::getInstance().initAiosfcbPool();
}
void releaseAll();
int isServerOk();
int setupSwap();
void setSwapDir(const char *pDir);
const char *getSwapDir() const { return m_sSwapDirectory.c_str(); }
int start();
int shutdown();
void adjustListeners(int iNumChildren);
int gracefulShutdown();
int generateStatusReport();
void setRTReportName(int proc);
int generateRTReport();
int generateProcessReport(int fd);
HttpListener *newTcpListener(const char *pName, const char *pAddr, int reuseport);
HttpListener *addListener(const char *pName, const char *pAddr, int reuseport);
HttpListener *addListener(const char *pName)
{ return addListener(pName, pName, 1); }
int removeListener(const char *pName);
HttpListener *getListener(const char *pName)
{
return m_listeners.get(pName, NULL);
}
int addVHost(HttpVHost *pVHost);
int removeVHost(const char *pName);
HttpVHost *getVHost(const char *pName) const
{
return m_vhosts.get(pName);
}
int enableVHost(const char *pVHostName, int enable);
int updateVHost(const char *pVHostName, HttpVHost *pVHost);
void updateMapping();
void beginConfig();
void endConfig(int error);
void offsetChroot();
int removeVHostFromListener(const char *pListenerName,
const char *pVHostName);
int mapListenerToVHost(const char *pListenerName,
const char *pKey,
const char *pVHostName);
int mapListenerToVHost(HttpListener *pListener,
const char *pKey,
const char *pVHostName);
int mapListenerToVHost(HttpListener *pListener,
HttpVHost *pVHost,
const char *pDomains);
void checkOLSUpdate();
void onTimer();
void onTimer60Secs();
void onTimer30Secs();
void onTimer10Secs();
void onTimerSecond();
void setBlackBoard(char *pBB);
int restartMark(int cmd);
int cleanUp(int pid, char *pBlackBoard);
int initSampleServer();
int initLscpd();
int reinitMultiplexer();
int authAdminReq(char *pAuth);
void recycleContext(HttpContext *pContext)
{
pContext->setLastMod(DateTime::s_curTime);
m_toBeReleasedContext.add(pContext, 1);
}
int addVirtualHostMapping(HttpListener *pListener, const char *value,
const char *pVHostName);
int addVirtualHostMapping(HttpListener *pListener, const XmlNode *pNode,
const char *pVHostName);
int configVirtualHostMappings(HttpListener *pListener,
const XmlNode *pNode,
const char *pVHostName);
int configListenerVHostMap(const XmlNode *pRoot,
const char *pVHostName);
void configCRL(const XmlNode *pNode, SslContext *pSsl);
SslContext *newSSLContext(const XmlNode *pNode,
const char *pName, SslContext *pOldContext);
int initOcspCachePath();
int configStapling(const XmlNode *pNode, SslContextConfig *pConf);
int enableQuicListener(HttpListener *pListener);
HttpListener *configListener(const XmlNode *pNode, int isAdmin);
int configListeners(const XmlNode *pRoot, int isAdmin);
int startAdminListener(const XmlNode *pRoot, const char *pName);
int startListeners(const XmlNode *pRoot);
void mapDomainList(const XmlNode *pListenerNodes, HttpVHost *pVHost);
int enableWebConsole();
void setAdminThrottleLimits(HttpVHost *pVHostAdmin);
HttpVHost *createAdminVhost(LocalWorker *pFcgiApp, int iChrootLen,
char *pchPHPBin, size_t phpBinLen);
LocalWorker *createAdminPhpApp(const char *pChroot, int iChrootLen,
const char *pURI, char *pchPHPBin,
size_t szPhpBin);
const char *configAdminPhpUri(const XmlNode *pNode);
int configAdminConsole(const XmlNode *pNode);
int configSysShmDirs(char *pConfDir);
int configTuning(const XmlNode *pRoot);
void setMaxConns(int32_t conns);
void setMaxSSLConns(int32_t conns);
int configSecurity(const XmlNode *pRoot);
int configAccessDeniedDir(const XmlNode *pNode);
void maybeDownloadQuicCloudTrustIp();
static int asyncDownloadQuicCloudIpCb(void *pArg, HttpFetch *pHttpFetch);
void asyncDownloadQuicCloudTrustIp();
int downloadQuicCloudTrustIp();
void gracefulRestartIfIpsChange();
void updateQuicCloudTrustIp(bool force);
void addCfTrustIp();
void addLocalTrustIp();
void detectAllIps();
int denyAccessFiles(HttpVHost *pVHost, const char *pFile, int regex);
int configMime(const XmlNode *pRoot);
void testAndFixDirs(const char *pSuffix, uid_t uid, gid_t gid, mode_t mod);
void fixConfDirsPermission();
int configServerBasic2(const XmlNode *pRoot, const char *pSwapDir);
int configMultiplexer(const XmlNode *pNode);
void configVHTemplateToListenerMap(const XmlNodeList *pList,
TPointerList<HttpListener> &listeners,
XmlNode *pVhConfNode, XmlNode *pTmpConfNode, const char *pTemplateName);
int configVHTemplate(const XmlNode *pNode);
int configVHTemplates(const XmlNode *pRoot);
int configVHosts(const XmlNode *pRoot);
int configServerBasics(int reconfig, const XmlNode *pRoot);
int configModules(const XmlNode *pRoot);
int initGroups();
int loadAdminConfig(XmlNode *pRoot);
int configIpToGeo(const XmlNode *pNode);
int configIpToLoc(const XmlNode *pNode);
int configChroot(const XmlNode *pRoot);
int configServer(int reconfig, XmlNode *pRoot);
void enableCoreDump();
int changeUserChroot();
// int reconfigVHost( const char *pVHostName, HttpVHost * &pVHost, XmlNode* pRoot );
// void reconfigVHost( char *pVHostName, XmlNode* pRoot );
void setServerRoot(const char *pRoot);
int initServer(XmlNode *pRoot, int reconfig);
int initServer(XmlNode *pRoot, int &iReleaseXmlTree, int reconfig);
void chmodDirToAll(const char *path, struct stat &sb);
void verifyStatDir(const char *path);
void configZconfSvrConf(const XmlNode *pRoot);
int configLsrecaptchaWorker(const XmlNode *pNode);
int configLsrecaptchaContexts();
int initLsrecaptcha(const XmlNode * pNode);
int initQuic(const XmlNode *pNode);
void initQuicEngine(const char *pShmDir,
const struct lsquic_engine_settings *settings,
const char *quicLogLevel);
public:
void hideServerSignature(int sv);
void addQuicEngine(QuicEngine *pEngine)
{ m_pQuicEngine = pEngine; }
QuicEngine *getQuicEngine() const
{ return m_pQuicEngine; }
};
#include <http/userdir.h>
#include <http/reqparserparam.h>
#include <http/httplistener.h>
#include <http/httplistener.h>
int HttpServerImpl::authAdminReq(char *pAuth)
{
char *pEnd = strchr(pAuth, '\n');
if (strncasecmp(pAuth, "auth:", 5) != 0)
{
LS_ERROR("[ADMIN] missing authentication.");
return LS_FAIL;
}
if (!pEnd)
{
LS_ERROR("[ADMIN] missing '\n' in authentication request.");
return LS_FAIL;
}
char *pUserName = pAuth + 5;
char *pPasswd = (char *)memchr(pUserName, ':', pEnd - pUserName);
int nameLen;
if (!pPasswd)
{
LS_ERROR("[ADMIN] invald authenticator.");
return LS_FAIL;
}
nameLen = pPasswd - pUserName;
*pPasswd++ = 0;
HttpVHost *pAdmin = m_vhosts.get(DEFAULT_ADMIN_SERVER_NAME);
if (!pAdmin)
{
LS_ERROR("[ADMIN] missing admin vhost.");
return LS_FAIL;
}
UserDir *pRealm = pAdmin->getRealm(ADMIN_USERDB);
if (!pRealm)
{
LS_ERROR("[ADMIN] missing authentication realm.");
return LS_FAIL;
}
*pEnd = 0;
int ret = pRealm->authenticate(NULL, pUserName, nameLen, pPasswd,
ENCRYPT_PLAIN, NULL);
if (ret != 0) {
LS_DBG("[ADMIN] UserName %.*s, Password %s", nameLen, pUserName, pPasswd);
LS_ERROR("[ADMIN] authentication failed!");
}
*pEnd = '\n';
return ret;
}
void HttpServerImpl::setSwapDir(const char *pDir)
{
if (pDir)
{
m_sSwapDirectory = pDir;
chown(m_sSwapDirectory.c_str(),
ServerProcessConfig::getInstance().getUid(),
ServerProcessConfig::getInstance().getGid());
}
}
int HttpServerImpl::start()
{
m_pid = getpid();
DateTime::s_curTime = time(NULL);
HttpSignals::init(sigchild);
HttpCgiTool::buildServerEnv();
if (isServerOk() == -1)
return LS_FAIL;
LS_NOTICE("Setup swapping space...");
if (setupSwap() == - 1)
{
LS_ERROR("Failed to setup swapping space!");
return LS_FAIL;
}
LS_NOTICE("%s starts successfully!",
HttpServerVersion::getVersion());
ConnLimitCtrl::getInstance().setListeners(&m_listeners);
m_lStartTime = time(NULL);
// if child 1
if (1 == HttpServerConfig::getInstance().getProcNo())
ZConfManager::getInstance().sendStartUp();
m_dispatcher.run();
LS_NOTICE("Start shutting down gracefully ...");
gracefulShutdown();
LS_NOTICE("Shut down successfully! ");
StdErrLogger::getInstance().dupAppenderFdToStdErr();
return 0;
}
int HttpServerImpl::shutdown()
{
LS_NOTICE("Shutting down ...!");
HttpSignals::setSigStop();
return 0;
}
void HttpServerImpl::adjustListeners(int iNumChildren)
{
int n = m_listeners.size();
for (int i = 0; i < n; ++i)
{
HttpListener *p = m_listeners[i];
p->adjustFds(iNumChildren);
}
}
int HttpServerImpl::generateStatusReport()
{
char achBuf[1024] = "";
if (ServerProcessConfig::getInstance().getChroot() != NULL)
{
lstrncpy(achBuf,
ServerProcessConfig::getInstance().getChroot()->c_str(),
sizeof(achBuf));
}
lstrncat(achBuf, sStatDir, sizeof(achBuf));
lstrncat(achBuf, "/.status", sizeof(achBuf));
LOG4CXX_NS::Appender *pAppender = LOG4CXX_NS::Appender::getAppender(achBuf);
pAppender->setAppendMode(0);
if (pAppender->open())
{
LS_ERROR("Failed to open the status report: %s!", achBuf);
return LS_FAIL;
}
int ret = m_listeners.writeStatusReport(pAppender->getfd());
if (!ret)
ret = m_vhosts.writeStatusReport(pAppender->getfd());
if (ret)
LS_ERROR("Failed to generate the status report!");
char achBuf1[1024];
ret = snprintf(achBuf1, 1024, "DEBUG_LOG: %d, VERSION: %s-%s\n",
(LS_LOG_ENABLED(LOG4CXX_NS::Level::DBG_LESS)) ? 1 : 0,
PACKAGE_VERSION, LS_PLATFORM);
pAppender->append(achBuf1, ret);
pAppender->append("EOF\n", 4);
pAppender->close();
return 0;
}
int generateConnReport(int fd)
{
ConnLimitCtrl &ctrl = ConnLimitCtrl::getInstance();
char achBuf[4096];
int SSLConns = ctrl.getMaxSSLConns() - ctrl.availSSLConn();
HttpStats::getReqStats()->finalizeRpt();
if (ctrl.getMaxConns() - ctrl.availConn() - HttpStats::getIdleConns() < 0)
HttpStats::setIdleConns(ctrl.getMaxConns() - ctrl.availConn());
int n = ls_snprintf(achBuf, 4096,
"BPS_IN: %ld, BPS_OUT: %ld, "
"SSL_BPS_IN: %ld, SSL_BPS_OUT: %ld\n"
"MAXCONN: %d, MAXSSL_CONN: %d, PLAINCONN: %d, "
"AVAILCONN: %d, IDLECONN: %d, SSLCONN: %d, AVAILSSL: %d\n"
"REQ_RATE []: REQ_PROCESSING: %d, REQ_PER_SEC: %d, TOT_REQS: %d, "
"PUB_CACHE_HITS_PER_SEC: %d, TOTAL_PUB_CACHE_HITS: %d, "
"PRIVATE_CACHE_HITS_PER_SEC: %d, TOTAL_PRIVATE_CACHE_HITS: %d, "
"STATIC_HITS_PER_SEC: %d, TOTAL_STATIC_HITS: %d\n",
HttpStats::getBytesRead() / 1024,
HttpStats::getBytesWritten() / 1024,
HttpStats::getSSLBytesRead() / 1024,
HttpStats::getSSLBytesWritten() / 1024,
ctrl.getMaxConns(), ctrl.getMaxSSLConns(),
ctrl.getMaxConns() - SSLConns - ctrl.availConn(),
ctrl.availConn(), HttpStats::getIdleConns(),
SSLConns, ctrl.availSSLConn(),
ctrl.getMaxConns() - ctrl.availConn()
- HttpStats::getIdleConns(),
HttpStats::getReqStats()->getRPS(),
HttpStats::getReqStats()->getTotal(),
HttpStats::getReqStats()->getPubHitsPS(),
HttpStats::getReqStats()->getTotalPubHits(),
HttpStats::getReqStats()->getPrivHitsPS(),
HttpStats::getReqStats()->getTotalPrivHits(),
HttpStats::getReqStats()->getHitsPS(),
HttpStats::getReqStats()->getTotalHits());
write(fd, achBuf, n);
HttpStats::setBytesRead(0);
HttpStats::setBytesWritten(0);
HttpStats::setSSLBytesRead(0);
HttpStats::setSSLBytesWritten(0);
HttpStats::getReqStats()->reset();
return 0;
}
int HttpServerImpl::generateProcessReport(int fd)
{
char achBuf[4096];
long delta = time(NULL) - m_lStartTime;
long days;
int hours, mins, seconds;
seconds = delta % 60;
delta /= 60;
mins = delta % 60;
delta /= 60;
hours = delta % 24;
days = delta / 24;
char *p = achBuf;
p += ls_snprintf(p, &achBuf[4096] - p,
"VERSION: LiteSpeed Web Server/%s/%s\n",
"Open",
PACKAGE_VERSION);
p += ls_snprintf(p, &achBuf[4096] - p, "UPTIME:");
if (days)
p += ls_snprintf(p, &achBuf[4096] - p, " %ld day%s", days,
(days > 1) ? "s" : "");
p += ls_snprintf(p, &achBuf[4096] - p, " %02d:%02d:%02d\n", hours, mins,
seconds);
write(fd, achBuf, p - achBuf);
return 0;
}
void HttpServerImpl::setRTReportName(int proc)
{
if (proc != 1)
{
char achBuf[256];
ls_snprintf(achBuf, 256, "%s/.rtreport.%d", sStatDir, proc);
m_sRTReportFile.setStr(achBuf);
}
}
int HttpServerImpl::generateRTReport()
{
LOG4CXX_NS::Appender *pAppender = LOG4CXX_NS::Appender::getAppender(
m_sRTReportFile.c_str());
pAppender->setAppendMode(0);
if (pAppender->open())
{
LS_ERROR("Failed to open the real time report: %s!", m_sRTReportFile.c_str());
return LS_FAIL;
}
int ret;
ret = generateProcessReport(pAppender->getfd());
ret = generateConnReport(pAppender->getfd());
ret = m_listeners.writeRTReport(pAppender->getfd());
if (!ret)
ret = m_vhosts.writeRTReport(pAppender->getfd());
if (ret)
LS_ERROR("Failed to generate the real time report!");
ret = ExtAppRegistry::generateRTReport(pAppender->getfd());
ret = ClientCache::getClientCache()->generateBlockedIPReport(
pAppender->getfd());
pAppender->append("EOF\n", 4);
pAppender->close();
return 0;
}
HttpListener *HttpServerImpl::newTcpListener(const char *pName,
const char *pAddr, int reuseport)
{
HttpListener *pListener = new HttpListener(pName, pAddr);
if (pListener == NULL)
return pListener;
int ret;
for (int i = 0; i < 8; ++i)
{
if (reuseport)
pListener->enableReusePort();
ret = pListener->start();
if (!ret)
return pListener;
if (errno == EACCES)
break;
ls_sleep(500);
}
LS_ERROR("HttpListener::start(): Can't listen at address %s: %s!", pName,
::strerror(ret));
//LS_ERROR( "Unable to add listener [%s]!", pName ));
delete pListener;
return NULL;
}
HttpListener *HttpServerImpl::addListener(const char *pName,
const char *pAddr, int reuseport)
{
HttpListener *pListener = NULL;
if (!pName)
return NULL;
pListener = m_listeners.get(pName, pAddr);
if (pListener)
{
LS_NOTICE("Reuse existing Listener [%s] [%s].", pName, pAddr);
return pListener;
}
pListener = m_oldListeners.get(pName, pAddr);
if (!pListener)
{
pListener = newTcpListener(pName, pAddr, reuseport);
if (pListener)
LS_NOTICE("Created new Listener [%s].", pName);
else
{
LS_ERROR("HttpServer::addListener(%s) failed to create new listener"
, pName);
return NULL;
}
}
else
{
LS_NOTICE("Reuse current listener [%s].", pName);
pListener->beginConfig();
if (reuseport)
pListener->enableReusePort();
m_oldListeners.remove(pListener);
}
m_listeners.add(pListener);
return pListener;
}
int HttpServerImpl::removeListener(const char *pName)
{
HttpListener *pListener = m_listeners.get(pName, NULL);
if (pListener != NULL)
{
LS_DBG_L("Removed listener [%s].", pName);
m_listeners.remove(pListener);
pListener->stop();
if (pListener->getVHostMap()->getRef() > 0)
m_toBeReleasedListeners.add(pListener);
else
delete pListener;
}
return 0;
}
int HttpServerImpl::addVHost(HttpVHost *pVHost)
{
assert(pVHost);
// if ( m_vhosts.size() > MAX_VHOSTS )
// {
// return LS_FAIL;
// }
int ret = m_vhosts.add(pVHost);
return ret;
}
int HttpServerImpl::updateVHost(const char *pVHostName, HttpVHost *pVHost)
{
HttpVHost *pOld = getVHost(pVHostName);
if (pOld)
{
m_vhosts.remove(pOld);
pVHost->enable(pOld->isEnabled());
m_listeners.removeVHostMappings(pOld);
assert(pOld->getMappingRef() == 0);
if (pOld->getRef() > 0)
{
pOld->getAccessLog()->setAsyncAccessLog(0);
m_toBeReleasedVHosts.push_back(pOld);
}
else
delete pOld;
}
return addVHost(pVHost);
}
int HttpServerImpl::removeVHost(const char *pName)
{
HttpVHost *pVHost = getVHost(pName);
if (pVHost != NULL)
{
int ret = m_vhosts.remove(pVHost);
if (ret)
{
LS_ERROR("HttpServer::removeVHost(): virtual host %s failed! ",
pName);
}
else
LS_DBG_L("Removed virtual host %s!", pName);
return ret;
}
else
return 0;
}
int HttpServerImpl::mapListenerToVHost(HttpListener *pListener,
HttpVHost *pVHost,
const char *pDomains)
{
if (!pListener)
return LS_FAIL;
return pListener->mapDomainList(pVHost, pDomains);
}
int HttpServerImpl::mapListenerToVHost(HttpListener *pListener,
const char *pKey,
const char *pVHostName)
{
HttpVHost *pVHost = getVHost(pVHostName);
return mapListenerToVHost(pListener, pVHost, pKey);
}
int HttpServerImpl::mapListenerToVHost(const char *pListenerName,
const char *pKey,
const char *pVHostName)
{
HttpListener *pListener = getListener(pListenerName);
return mapListenerToVHost(pListener, pKey, pVHostName);
}
int HttpServerImpl::removeVHostFromListener(const char *pListenerName,
const char *pVHostName)
{
HttpListener *pListener = getListener(pListenerName);
HttpVHost *pVHost = getVHost(pVHostName);
if ((pListener == NULL) || (pVHost == NULL))
return EINVAL;
int ret = pListener->getVHostMap()->removeVHost(pVHost);
LS_ERROR("Deassociates [%s] with [%s] on %s!",
pVHostName, pListenerName, (ret ? "failed" : "succeed"));
return ret;
}
void HttpServerImpl::beginConfig()
{
assert(m_oldListeners.size() == 0);
m_oldListeners.swap(m_listeners);
m_vhosts.swap(m_orgVHosts);
HttpVHost *pVHost = m_orgVHosts.get(DEFAULT_ADMIN_SERVER_NAME);
if (pVHost)
{
m_orgVHosts.remove(pVHost);
m_vhosts.add(pVHost);
}
//ClientCache::getClientCache()->dirtyAll();
}
void HttpServerImpl::updateMapping()
{
int n = m_listeners.size();
for (int i = 0; i < n; ++i)
m_listeners[i]->getVHostMap()->updateMapping(m_vhosts);
}
void HttpServerImpl::endConfig(int error)
{
if (error)
{
m_vhosts.moveNonExist(m_orgVHosts);
m_listeners.moveNonExist(m_oldListeners);
updateMapping();
}
m_oldListeners.saveInUseListnersTo(m_toBeReleasedListeners);
m_orgVHosts.appendTo(m_toBeReleasedVHosts);
m_listeners.endConfig();
ServerAddrRegistry::getInstance().init(&m_listeners);
}
int HttpServerImpl::enableVHost(const char *pVHostName, int enable)
{
HttpVHost *pVHost = getVHost(pVHostName);
if (pVHost)
{
pVHost->enable(enable);
return 0;
}
return LS_FAIL;
}
void HttpServerImpl::onTimerSecond()
{
HttpRespHeaders::updateDateHeader();
HttpLog::onTimer();
ClientCache::getClientCache()->onTimer();
m_vhosts.onTimer();
if (m_lStartTime > 0)
generateRTReport();
ServerInfo::getServerInfo()->setAdnsOp(1);
Adns::getInstance().trimCache();
ServerInfo::getServerInfo()->setAdnsOp(0);
}
void HttpServerImpl::onTimer10Secs()
{
ExtAppRegistry::onTimer();
HttpResourceManager::getInstance().onTimer();
static int s_timeOut = 3;
s_timeOut --;
if (!s_timeOut)
{
s_timeOut = 3;
onTimer30Secs();
}
}
void HttpServerImpl::onTimer30Secs()
{
/***
* When server is quiting, do nothing
*/
if (m_lStartTime <= 0)
return ;
ClientCache::getClientCache()->onTimer30Secs();
StaticFileCache::getInstance().onTimer();
m_vhosts.onTimer30Secs();
static int s_timeOut = 2;
s_timeOut --;
if (!s_timeOut)