forked from Mirrors/privacore-open-source-search-engine
106 lines
2.7 KiB
C++
106 lines
2.7 KiB
C++
#ifndef GB_SPIDERPROXY_H
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#define GB_SPIDERPROXY_H
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#include "types.h"
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#include <inttypes.h>
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class SafeBuf;
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// called by main.cpp to set msg handlers for 0x54 and 0x55
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bool initSpiderProxyStuff();
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// called by Parms.cpp when user changes the list of proxyips
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bool buildProxyTable ( );
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// show spider proxy stats, called by Parms.cpp
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bool printSpiderProxyTable ( SafeBuf *sb ) ;
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bool resetProxyStats ( ) ;
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// save stats on the spider proxies if any
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bool saveSpiderProxyStats();
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#define MAXUSERNAMEPWD 64
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// host #0 breaks Conf::m_spiderIps safebuf into an array of
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// SpiderProxy classes and saves to disk as spoderproxies.dat to ensure
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// persistence
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class SpiderProxy {
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public:
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// ip/port of the spider proxy
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int32_t m_ip;
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uint16_t m_port;
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// last time we attempted to download the test url through this proxy
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int64_t m_lastDownloadTestAttemptMS;
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// use -1 to indicate timed out when downloading test url
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int32_t m_lastDownloadTookMS;
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// 0 means none... use mstrerror()
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int32_t m_lastDownloadError;
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// use -1 to indicate never
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int64_t m_lastSuccessfulTestMS;
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// how many times have we told a requesting host to use this proxy
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// to download their url with.
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int32_t m_numDownloadRequests;
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// how many are outstanding? everytime a host requests a proxyip
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// it also tells us its outstanding counts for each proxy ip
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// so we can ensure this is accurate even though a host may die
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// and come back up.
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int32_t m_numOutstandingDownloads;
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// waiting on test url to be downloaded
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bool m_isWaiting;
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int64_t m_timesUsed;
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int32_t m_lastBytesDownloaded;
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// special things used by LoadBucket algo to determine which
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// SpiderProxy to use to download from a particular IP
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int32_t m_countForThisIp;
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int64_t m_lastTimeUsedForThisIp;
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char m_usernamePwd[MAXUSERNAMEPWD];
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};
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class SpiderProxy *getSpiderProxyByIpPort ( int32_t ip , uint16_t port ) ;
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// value for m_opCode. get a proxy to use from host #0:
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#define OP_GETPROXY 1
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// value for m_opCode. tell host #0 we are done using a proxy:
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#define OP_RETPROXY 2
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// ask host #0 for a proxy to use:
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// we now just use Msg13Request for this...
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//class ProxyRequest {
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//public:
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// // ip of url we want to download
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// int32_t m_urlIp;
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// // retry count
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// int32_t m_retryCount;
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// // OP_GETPROXY or OP_RETPROXY (return proxy)
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// char m_opCode;
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//};
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// host #0 gives us a proxy to use:
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class ProxyReply {
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public:
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// proxy ip to use
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int32_t m_proxyIp;
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// id of the transaction
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int32_t m_lbId;
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// proxy port to use
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int32_t m_proxyPort;
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// if this proxy fails us are there more proxies to try?
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bool m_hasMoreProxiesToTry;
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// how many proxies do we have that are banned by the urlip?
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int32_t m_numBannedProxies;
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// the username/pwd for authentication
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char m_usernamePwd[MAXUSERNAMEPWD];
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};
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#endif // GB_SPIDERPROXY_H
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