src/CachePeer.cc

   1 /*
   2  * Copyright (C) 1996-2016 The Squid Software Foundation and contributors
   3  *
   4  * Squid software is distributed under GPLv2+ license and includes
   5  * contributions from numerous individuals and organizations.
   6  * Please see the COPYING and CONTRIBUTORS files for details.
   7  */
   8
   9 #include "squid.h"
  10 #include "acl/Gadgets.h"
  11 #include "CachePeer.h"
  12 #include "defines.h"
  13 #include "NeighborTypeDomainList.h"
  14 #include "pconn.h"
  15 #include "PeerPoolMgr.h"
  16
  17 CBDATA_CLASS_INIT(CachePeer);
  18
  19 CachePeer::CachePeer() :
  20     index(0),
  21     name(NULL),
  22     host(NULL),
  23     type(PEER_NONE),
  24     http_port(CACHE_HTTP_PORT),
  25     typelist(NULL),
  26     access(NULL),
  27     weight(1),
  28     basetime(0),
  29 #if USE_CACHE_DIGESTS
  30     digest(NULL),
  31     digest_url(NULL),
  32 #endif
  33     tcp_up(0),
  34     n_addresses(0),
  35     rr_count(0),
  36     next(NULL),
  37     testing_now(false),
  38     login(NULL),
  39     connect_timeout(0),
  40     connect_fail_limit(0),
  41     max_conn(0),
  42     domain(NULL),
  43 #if USE_OPENSSL
  44     sslContext(NULL),
  45     sslSession(NULL),
  46 #endif
  47     front_end_https(0),
  48     connection_auth(2 /* auto */)
  49 {
  50     memset(&stats, 0, sizeof(stats));
  51     stats.logged_state = PEER_ALIVE;
  52
  53     memset(&icp, 0, sizeof(icp));
  54     icp.port = CACHE_ICP_PORT;
  55     icp.version = ICP_VERSION_CURRENT;
  56
  57 #if USE_HTCP
  58     memset(&htcp, 0, sizeof(htcp));
  59 #endif
  60     memset(&options, 0, sizeof(options));
  61     memset(&mcast, 0, sizeof(mcast));
  62     memset(&carp, 0, sizeof(carp));
  63 #if USE_AUTH
  64     memset(&userhash, 0, sizeof(userhash));
  65 #endif
  66     memset(&sourcehash, 0, sizeof(sourcehash));
  67
  68     standby.pool = NULL;
  69     standby.limit = 0;
  70     standby.waitingForClose = false;
  71 }
  72
  73 CachePeer::~CachePeer()
  74 {
  75     xfree(name);
  76     xfree(host);
  77
  78     while (NeighborTypeDomainList *l = typelist) {
  79         typelist = l->next;
  80         xfree(l->domain);
  81         xfree(l);
  82     }
  83
  84     aclDestroyAccessList(&access);
  85
  86 #if USE_CACHE_DIGESTS
  87     cbdataReferenceDone(digest);
  88     xfree(digest_url);
  89 #endif
  90
  91     delete next;
  92
  93     xfree(login);
  94
  95     delete standby.pool;
  96
  97     // the mgr job will notice that its owner is gone and stop
  98     PeerPoolMgr::Checkpoint(standby.mgr, "peer gone");
  99
 100     xfree(domain);
 101
 102 #if USE_OPENSSL
 103     if (sslContext)
 104         SSL_CTX_free(sslContext);
 105
 106     if (sslSession)
 107         SSL_SESSION_free(sslSession);
 108 #endif
 109 }
 110