Date: Thu, 24 Nov 2005 06:50:34 GMT From: Rauf Kuliyev <rauf@kuliyev.com> To: freebsd-ports-bugs@FreeBSD.org Subject: Re: ports/89329: Add WCCPv2 support to squid Message-ID: <200511240650.jAO6oYSm002004@freefall.freebsd.org>
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The following reply was made to PR ports/89329; it has been noted by GNATS.
From: Rauf Kuliyev <rauf@kuliyev.com>
To: bug-followup@FreeBSD.org, Thomas-Martin Seck <tmseck@netcologne.de>
Cc:
Subject: Re: ports/89329: Add WCCPv2 support to squid
Date: Thu, 24 Nov 2005 07:02:32 +0400
This is a multi-part message in MIME format.
--------------020604080207060001080908
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Correct patch is attached.
--------------020604080207060001080908
Content-Type: text/plain;
name="squid_wccpv2.patch"
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Content-Disposition: inline;
filename="squid_wccpv2.patch"
diff -crN /usr/ports/www/squid.orig/Makefile /usr/ports/www/squid/Makefile
*** /usr/ports/www/squid.orig/Makefile Tue Nov 1 18:05:59 2005
--- /usr/ports/www/squid/Makefile Mon Nov 21 01:30:41 2005
***************
*** 111,116 ****
--- 111,117 ----
SQUID_VIA_DB "Enable forward/via database" off \
SQUID_CACHE_DIGESTS "Enable cache digests" off \
SQUID_WCCP "Enable Web Cache Coordination Protocol" on \
+ SQUID_WCCPV2 "Enable WCCP version 2" off \
SQUID_UNDERSCORES "Allow underscores in hostnames" on \
SQUID_CHECK_HOSTNAME "Do hostname checking" on \
SQUID_STRICT_HTTP "Be strictly HTTP compliant" off \
***************
*** 250,255 ****
--- 251,259 ----
.endif
.if defined(WITHOUT_SQUID_WCCP)
CONFIGURE_ARGS+= --disable-wccp
+ .endif
+ .if defined(WITH_SQUID_WCCPV2)
+ CONFIGURE_ARGS+= --enable-wccpv2
.endif
.if !defined(WITHOUT_SQUID_UNDERSCORES)
CONFIGURE_ARGS+= --enable-underscores
diff -crN /usr/ports/www/squid.orig/files/patch-wccpv2 /usr/ports/www/squid/files/patch-wccpv2
*** /usr/ports/www/squid.orig/files/patch-wccpv2 Thu Jan 1 04:00:00 1970
--- /usr/ports/www/squid/files/patch-wccpv2 Mon Nov 21 01:30:41 2005
***************
*** 0 ****
--- 1,1045 ----
+ diff -Nur acconfig.h.orig acconfig.h
+ --- acconfig.horig Mon Jul 1 11:55:11 2002
+ +++ acconfig.h Sun Jan 25 04:31:20 2004
+ @@ -112,9 +112,14 @@
+ #undef SQUID_SNMP
+
+ /*
+ - * Define to enable WCCP
+ + * Define to enable WCCPv1
+ */
+ #define USE_WCCP 1
+ +
+ +/*
+ + * Define to enable WCCP V2
+ + */
+ +#undef USE_WCCPv2
+
+ /*
+ * Squid frequently calls gettimeofday() for accurate timestamping.
+ diff -Nur configure.orig configure
+ --- configure.orig Mon Sep 15 03:37:04 2003
+ +++ configure Sun Jan 25 04:31:20 2004
+ @@ -70,7 +70,9 @@
+ ac_help="$ac_help
+ --enable-referer-log Enable logging of Referer header"
+ ac_help="$ac_help
+ - --disable-wccp Disable Web Cache Coordination Protocol"
+ + --disable-wccp Disable Web Cache Coordination V1 Protocol"
+ +ac_help="$ac_help
+ + --enable-wccpv2 Enable Web Cache Coordination V2 Protocol"
+ ac_help="$ac_help
+ --enable-kill-parent-hack
+ Kill parent on shutdown"
+ @@ -2133,7 +2135,7 @@
+ if test "${enable_wccp+set}" = set; then
+ enableval="$enable_wccp"
+ if test "$enableval" = "no" ; then
+ - echo "Web Cache Coordination Protocol disabled"
+ + echo "Web Cache Coordination V1 Protocol disabled"
+ cat >> confdefs.h <<\EOF
+ #define USE_WCCP 0
+ EOF
+ @@ -2161,6 +2163,35 @@
+
+ fi
+
+ +if false; then
+ + USE_WCCPv2_TRUE=
+ + USE_WCCPv2_FALSE='#'
+ +else
+ + USE_WCCPv2_TRUE='#'
+ + USE_WCCPv2_FALSE=
+ +fi
+ +# Check whether --enable-wccpv2 or --disable-wccpv2 was given.
+ +if test "${enable_wccpv2+set}" = set; then
+ + enableval="$enable_wccpv2"
+ + if test "$enableval" = "yes"; then
+ + echo "Web Cache Coordination V2 Protocol Enabled"
+ + cat >> confdefs.h <<\EOF
+ +#define USE_WCCPv2 1
+ +EOF
+ +
+ +
+ +
+ +if true; then
+ + USE_WCCPv2_TRUE=
+ + USE_WCCPv2_FALSE='#'
+ +else
+ + USE_WCCPv2_TRUE='#'
+ + USE_WCCPv2_FALSE=
+ +fi
+ + fi
+ +
+ +fi
+ +
+
+
+
+ @@ -8594,6 +8625,8 @@
+ s%@ENABLE_PINGER_FALSE@%$ENABLE_PINGER_FALSE%g
+ s%@USE_DELAY_POOLS_TRUE@%$USE_DELAY_POOLS_TRUE%g
+ s%@USE_DELAY_POOLS_FALSE@%$USE_DELAY_POOLS_FALSE%g
+ +s%@USE_WCCPv2_TRUE@%$USE_WCCPv2_TRUE%g
+ +s%@USE_WCCPv2_FALSE@%$USE_WCCPv2_FALSE%g
+ s%@USE_SNMP_TRUE@%$USE_SNMP_TRUE%g
+ s%@USE_SNMP_FALSE@%$USE_SNMP_FALSE%g
+ s%@SNMPLIB@%$SNMPLIB%g
+ diff -Nur configure.in.orig configure.in
+ --- configure.in.orig Mon Sep 15 03:37:04 2003
+ +++ configure.in Sun Jan 25 04:31:20 2004
+ @@ -459,15 +459,26 @@
+ fi
+ ])
+
+ -AC_ARG_ENABLE(wccp,
+ -[ --disable-wccp Disable Web Cache Coordination Protocol],
+ +AC_ARG_ENABLE(wccp,
+ +[ --disable-wccp Disable Web Cache Coordination V1 Protocol],
+ [ if test "$enableval" = "no" ; then
+ - echo "Web Cache Coordination Protocol disabled"
+ + echo "Web Cache Coordination V1 Protocol disabled"
+ AC_DEFINE(USE_WCCP, 0)
+ else
+ AC_DEFINE(USE_WCCP, 1)
+ fi
+ -])
+ +])
+ +
+ +AM_CONDITIONAL(USE_WCCPv2, false)
+ +AC_ARG_ENABLE(wccpv2,
+ +[ --enable-wccpv2 Enable Web Cache Coordination V2 Protocol],
+ +[ if test "$enableval" = "yes" ; then
+ + echo "Web Cache Coordination V2 Protocol enabled"
+ + AC_DEFINE(USE_WCCPv2, 1)
+ + AM_CONDITIONAL(USE_WCCPv2, true)
+ + fi
+ +])
+ +
+
+ AC_ARG_ENABLE(kill-parent-hack,
+ [ --enable-kill-parent-hack
+ diff -Nur include/autoconf.h.in.orig include/autoconf.h.in
+ --- include/autoconf.h.in.orig Sat Jan 18 03:46:33 2003
+ +++ include/autoconf.h.in Sun Jan 25 04:31:20 2004
+ @@ -149,9 +149,14 @@
+ #undef SQUID_SNMP
+
+ /*
+ - * Define to enable WCCP
+ + * Define to enable WCCP V1
+ */
+ #define USE_WCCP 1
+ +
+ +/*
+ + * Define to enable WCCP V2
+ + */
+ +#undef USE_WCCPv2
+
+ /*
+ * Define this to include code which lets you specify access control
+ diff -Nur src/cf.data.pre.orig src/cf.data.pre
+ --- src/cf.data.pre.orig Tue Sep 2 10:49:32 2003
+ +++ src/cf.data.pre Sun Jan 25 04:32:18 2004
+ @@ -3194,17 +3194,125 @@
+ LOC: Config.Wccp.router
+ DEFAULT: 0.0.0.0
+ IFDEF: USE_WCCP
+ +DOC_NONE
+ +NAME: wccp2_router
+ +TYPE: address
+ +LOC: Config.Wccp2.router
+ +DEFAULT: 0.0.0.0
+ +IFDEF: USE_WCCPv2
+ DOC_START
+ Use this option to define your WCCP ``home'' router for
+ Squid. Setting the 'wccp_router' to 0.0.0.0 (the default)
+ disables WCCP.
+ DOC_END
+
+ +NAME: wccp2_password
+ +TYPE: string
+ +LOC: Config.Wccp2.password
+ +DEFAULT: xxx123
+ +IFDEF: USE_WCCPv2
+ +DOC_START
+ + Password for WCCP service. Password is mandatory, first eight
+ + characters are significant.
+ +DOC_END
+ +
+ +NAME: wccp2_service_id
+ +TYPE: int
+ +LOC: Config.Wccp2.service_id
+ +DEFAULT: 97
+ +IFDEF: USE_WCCPv2
+ +DOC_START
+ + WCCP service group number. Numbers from 90 to 97 are user
+ + configurable. Set the same service group number on router.
+ + For example, if service group number is 97 and password is
+ + xxx123, make global and interface router settings:
+ + "ip wccp 97 password xxx123", "ip wccp 97 redirect out|in"
+ +DOC_END
+ +
+ +NAME: wccp2_redirect_port1
+ +TYPE: ushort
+ +LOC: Config.Wccp2.redirect_port1
+ +DEFAULT: 80
+ +IFDEF: USE_WCCPv2
+ +DOC_START
+ + First redirected TCP port number. Single service group allows
+ + up to 8 ports redirect. Set to zero for unused ports.
+ +DOC_END
+ +
+ +NAME: wccp2_redirect_port2
+ +TYPE: ushort
+ +LOC: Config.Wccp2.redirect_port2
+ +DEFAULT: 8080
+ +IFDEF: USE_WCCPv2
+ +DOC_START
+ + Second redirected port number.
+ +DOC_END
+ +
+ +NAME: wccp2_redirect_port3
+ +TYPE: ushort
+ +LOC: Config.Wccp2.redirect_port3
+ +DEFAULT: 8000
+ +IFDEF: USE_WCCPv2
+ +DOC_START
+ + Thirs redirected port number.
+ +DOC_END
+ +
+ +NAME: wccp2_redirect_port4
+ +TYPE: ushort
+ +LOC: Config.Wccp2.redirect_port4
+ +DEFAULT: 0
+ +IFDEF: USE_WCCPv2
+ +DOC_START
+ + Fours redirected port number. (unused by default)
+ +DOC_END
+ +
+ +NAME: wccp2_redirect_port5
+ +TYPE: ushort
+ +LOC: Config.Wccp2.redirect_port5
+ +DEFAULT: 0
+ +IFDEF: USE_WCCPv2
+ +DOC_START
+ + Fifth redirected port number. (unused by default)
+ +DOC_END
+ +
+ +NAME: wccp2_redirect_port6
+ +TYPE: ushort
+ +LOC: Config.Wccp2.redirect_port6
+ +DEFAULT: 0
+ +IFDEF: USE_WCCPv2
+ +DOC_START
+ + Sixth redirected port number. (unused by default)
+ +DOC_END
+ +
+ +NAME: wccp2_redirect_port7
+ +TYPE: ushort
+ +LOC: Config.Wccp2.redirect_port7
+ +DEFAULT: 0
+ +IFDEF: USE_WCCPv2
+ +DOC_START
+ + Seventh redirected port number. (unused by default)
+ +DOC_END
+ +
+ +NAME: wccp2_redirect_port8
+ +TYPE: ushort
+ +LOC: Config.Wccp2.redirect_port8
+ +DEFAULT: 0
+ +IFDEF: USE_WCCPv2
+ +DOC_START
+ + Eighth redirected port number. (unused by default)
+ +DOC_END
+ +
+ NAME: wccp_version
+ TYPE: int
+ LOC: Config.Wccp.version
+ DEFAULT: 4
+ IFDEF: USE_WCCP
+ +DOC_NONE
+ +NAME: wccp2_version
+ +TYPE: int
+ +LOC: Config.Wccp2.version
+ +DEFAULT: 4
+ +IFDEF: USE_WCCPv2
+ DOC_START
+ According to some users, Cisco IOS 11.2 only supports WCCP
+ version 3. If you're using that version of IOS, change
+ @@ -3222,6 +3330,18 @@
+ LOC: Config.Wccp.outgoing
+ DEFAULT: 255.255.255.255
+ IFDEF: USE_WCCP
+ +DOC_NONE
+ +NAME: wccp2_incoming_address
+ +TYPE: address
+ +LOC: Config.Wccp2.incoming
+ +DEFAULT: 0.0.0.0
+ +IFDEF: USE_WCCPv2
+ +DOC_NONE
+ +NAME: wccp2_outgoing_address
+ +TYPE: address
+ +LOC: Config.Wccp2.outgoing
+ +DEFAULT: 255.255.255.255
+ +IFDEF: USE_WCCPv2
+ DOC_START
+ wccp_incoming_address Use this option if you require WCCP
+ messages to be received on only one
+ diff -Nur src/cf_gen_defines.orig src/cf_gen_defines
+ --- src/cf_gen_defines.orig Mon Dec 3 10:01:53 2001
+ +++ src/cf_gen_defines Sun Jan 25 04:31:20 2004
+ @@ -18,6 +18,7 @@
+ define["USE_UNLINKD"]="--enable-unlinkd"
+ define["USE_USERAGENT_LOG"]="--enable-useragent-log"
+ define["USE_WCCP"]="--enable-wccp"
+ + define["USE_WCCPv2"]="--enable-wccpv2"
+ }
+ /^IFDEF:/ {
+ if (define[$2] != "")
+ diff -Nur src/main.c.orig src/main.c
+ --- src/main.c.orig Mon Jun 9 02:28:46 2003
+ +++ src/main.c Sun Jan 25 04:31:20 2004
+ @@ -297,6 +297,9 @@
+ #if USE_WCCP
+ wccpConnectionOpen();
+ #endif
+ +#if USE_WCCPv2
+ + wccp2ConnectionOpen();
+ +#endif
+ clientdbInit();
+ icmpOpen();
+ netdbInit();
+ @@ -323,6 +326,9 @@
+ #if USE_WCCP
+ wccpConnectionShutdown();
+ #endif
+ +#if USE_WCCPv2
+ + wccp2ConnectionShutdown();
+ +#endif
+ asnFreeMemory();
+ }
+
+ @@ -343,6 +349,9 @@
+ #if USE_WCCP
+ wccpConnectionClose();
+ #endif
+ +#if USE_WCCPv2
+ + wccp2ConnectionClose();
+ +#endif
+ #if USE_DNSSERVERS
+ dnsShutdown();
+ #else
+ @@ -381,6 +390,9 @@
+ #if USE_WCCP
+ wccpInit();
+ #endif
+ +#if USE_WCCPv2
+ + wccp2Init();
+ +#endif
+ serverConnectionsOpen();
+ if (theOutIcpConnection >= 0) {
+ if (!Config2.Accel.on || Config.onoff.accel_with_proxy)
+ @@ -544,6 +556,9 @@
+ #if USE_WCCP
+ wccpInit();
+ #endif
+ +#if USE_WCCPv2
+ + wccp2Init();
+ +#endif
+ serverConnectionsOpen();
+ if (theOutIcpConnection >= 0) {
+ if (!Config2.Accel.on || Config.onoff.accel_with_proxy)
+ @@ -969,6 +984,9 @@
+ #endif
+ #if USE_WCCP
+ wccpConnectionClose();
+ +#endif
+ +#if USE_WCCPv2
+ + wccp2ConnectionClose();
+ #endif
+ releaseServerSockets();
+ commCloseAllSockets();
+ diff -Nur src/protos.h.orig src/protos.h
+ --- src/protos.h.orig Mon Aug 11 00:04:47 2003
+ +++ src/protos.h Sun Jan 25 04:31:20 2004
+ @@ -570,6 +570,13 @@
+ extern void wccpConnectionClose(void);
+ #endif /* USE_WCCP */
+
+ +#if USE_WCCPv2
+ +extern void wccp2Init(void);
+ +extern void wccp2ConnectionOpen(void);
+ +extern void wccp2ConnectionShutdown(void);
+ +extern void wccp2ConnectionClose(void);
+ +#endif /* USE_WCCPv2 */
+ +
+ extern void icpHandleIcpV3(int, struct sockaddr_in, char *, int);
+ extern int icpCheckUdpHit(StoreEntry *, request_t * request);
+ extern void icpConnectionsOpen(void);
+ diff -Nur src/structs.h.orig src/structs.h
+ --- src/structs.h.orig Fri Sep 12 23:30:16 2003
+ +++ src/structs.h Sun Jan 25 04:31:39 2004
+ @@ -450,6 +450,24 @@
+ int version;
+ } Wccp;
+ #endif
+ +#if USE_WCCPv2
+ + struct {
+ + struct in_addr router;
+ + struct in_addr incoming;
+ + struct in_addr outgoing;
+ + int version;
+ + char *password;
+ + int service_id;
+ + uint16_t redirect_port1;
+ + uint16_t redirect_port2;
+ + uint16_t redirect_port3;
+ + uint16_t redirect_port4;
+ + uint16_t redirect_port5;
+ + uint16_t redirect_port6;
+ + uint16_t redirect_port7;
+ + uint16_t redirect_port8;
+ + } Wccp2;
+ +#endif
+ char *as_whois_server;
+ struct {
+ char *log;
+ diff -Nur src/wccpv2.c.orig src/wccpv2.c
+ --- src/wccpv2.c.orig Thu Jan 1 03:00:00 1970
+ +++ src/wccpv2.c Sun Jan 25 04:32:03 2004
+ @@ -0,0 +1,578 @@
+ +/*
+ + * $Id$
+ + *
+ + * DEBUG: section 80 WCCP Support
+ + * AUTHOR: Glenn Chisholm
+ + *
+ + * SQUID Internet Object Cache http://squid.nlanr.net/Squid/
+ + * ----------------------------------------------------------
+ + *
+ + * Squid is the result of efforts by numerous individuals from the
+ + * Internet community. Development is led by Duane Wessels of the
+ + * National Laboratory for Applied Network Research and funded by the
+ + * National Science Foundation. Squid is Copyrighted (C) 1998 by
+ + * Duane Wessels and the University of California San Diego. Please
+ + * see the COPYRIGHT file for full details. Squid incorporates
+ + * software developed and/or copyrighted by other sources. Please see
+ + * the CREDITS file for full details.
+ + *
+ + * 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 2 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, write to the Free Software
+ + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
+ + *
+ + */
+ +#include "squid.h"
+ +#include <netdb.h>
+ +
+ +#include <md5.h>
+ +MD5_CTX context;
+ +
+ +#if USE_WCCPv2
+ +
+ +char wccp_password[8];
+ +
+ +#define WCCP_PORT 2048
+ +#define WCCP_VERSION 4
+ +#define WCCP_REVISION 0
+ +#define WCCP_RESPONSE_SIZE 12448
+ +#define WCCP_ACTIVE_CACHES 32
+ +#define WCCP_HASH_SIZE 32
+ +#define WCCP_BUCKETS 256
+ +
+ +#define WCCP_HERE_I_AM 7
+ +#define WCCP_I_SEE_YOU 8
+ +#define WCCP_ASSIGN_BUCKET 9
+ +
+ +static int theInWccpConnection = -1;
+ +static int theOutWccpConnection = -1;
+ +static int change;
+ +static struct in_addr local_ip;
+ +
+ +static PF wccp2HandleUdp;
+ +static int wccp2LowestIP(void);
+ +static EVH wccp2HereIam;
+ +static EVH wccp2AssignBuckets;
+ +
+ +/* KDW WCCP V2 */
+ +#define WCCP2_HERE_I_AM 10
+ +#define WCCP2_I_SEE_YOU 11
+ +#define WCCP2_REDIRECT_ASSIGN 12
+ +#define WCCP2_REMOVAL_QUERY 13
+ +#define WCCP2_VERSION 0x200
+ +
+ +#define WCCP2_SECURITY_INFO 0
+ +#define WCCP2_NO_SECURITY 0
+ +#define WCCP2_MD5_SECURITY 1
+ +
+ +#define WCCP2_SERVICE_INFO 1
+ +#define WCCP2_SERVICE_STANDARD 0
+ +#define WCCP2_SERVICE_DYNAMIC 1
+ +#define WCCP2_SERVICE_ID_HTTP 0x00
+ +
+ +#define WCCP2_ROUTER_ID_INFO 2
+ +
+ +#define WCCP2_WC_ID_INFO 3
+ +
+ +#define WCCP2_RTR_VIEW_INFO 4
+ +
+ +#define WCCP2_WC_VIEW_INFO 5
+ +
+ +#define WCCP2_REDIRECT_ASSIGNMENT 6
+ +
+ +#define WCCP2_QUERY_INFO 7
+ +
+ +#define WCCP2_CAPABILTIY_INFO 8
+ +
+ +struct wccp2_here_i_am_t {
+ + uint32_t type;
+ + uint16_t version;
+ + uint16_t length;
+ + uint16_t security_type;
+ + uint16_t security_length;
+ + uint32_t security_option;
+ + unsigned char security_implementation[16];
+ + uint16_t service_type;
+ + uint16_t service_length;
+ + uint8_t service;
+ + uint8_t serviceid;
+ + uint8_t priority;
+ + uint8_t protocol;
+ + uint32_t service_flags;
+ + uint16_t ports[8];
+ + uint16_t cache_identity_type;
+ + uint16_t cache_identity_length;
+ + struct in_addr cache_identity_addr;
+ + char cache_identity_filler[40];
+ + uint16_t cache_view_type;
+ + uint16_t cache_view_length;
+ + uint32_t cache_view_version;
+ + uint32_t cache_view_num_routers;
+ + struct in_addr cache_view_rtr1_addr;
+ + uint32_t cache_view_rtr1_receive_id;
+ + uint32_t cache_view_num_caches;
+ + int id;
+ +};
+ +
+ +static struct wccp2_here_i_am_t wccp2_here_i_am;
+ +
+ +struct wccp2_i_see_you_t {
+ + uint32_t type;
+ + uint16_t version;
+ + uint16_t length;
+ + char data[WCCP_RESPONSE_SIZE];
+ + int id;
+ +};
+ +
+ +static struct wccp2_i_see_you_t wccp2_i_see_you;
+ +
+ +struct wccp2_item_header_t {
+ + uint16_t type;
+ + uint16_t length;
+ +};
+ +
+ +static struct wccp2_item_header_t wccp2_item_header;
+ +
+ +struct wccp2_router_id_element_t {
+ + uint16_t type;
+ + uint16_t length;
+ + struct in_addr router_addr;
+ + uint32_t received_id;
+ +};
+ +
+ +static struct wccp2_router_id_element_t wccp2_router_id_element;
+ +
+ +struct wccp2_router_info_t {
+ + uint16_t type;
+ + uint16_t length;
+ + uint32_t member_change;
+ +};
+ +
+ +static struct wccp2_router_info_t wccp2_router_info;
+ +
+ +struct wccp2_redirect_assign_t {
+ + uint32_t type;
+ + uint16_t version;
+ + uint16_t length;
+ + uint16_t security_type;
+ + uint16_t security_length;
+ + uint32_t security_option;
+ + unsigned char security_implementation[16];
+ + uint16_t service_type;
+ + uint16_t service_length;
+ + uint8_t service;
+ + uint8_t serviceid;
+ + uint8_t priority;
+ + uint8_t protocol;
+ + uint32_t service_flags;
+ + uint16_t ports[8];
+ + uint16_t assignment_type;
+ + uint16_t assignment_length;
+ + struct in_addr assignment_key;
+ + uint32_t assignment_key_change;
+ + uint32_t assignment_num_routers;
+ + struct in_addr assignment_router1_addr;
+ + uint32_t assignment_router1_receive_id;
+ + uint32_t assignment_router1_change_number;
+ + uint32_t assignment_num_caches;
+ + struct in_addr assignment_cache1_addr;
+ + char buckets[WCCP_BUCKETS];
+ +};
+ +
+ +static struct wccp2_redirect_assign_t wccp2_redirect_assign;
+ +
+ +struct wccp2_assign_bucket_t {
+ + int type;
+ + int id;
+ + int number;
+ +};
+ +
+ +static uint32_t wccp2_received_id;
+ +static struct in_addr wccp2_router_addr;
+ +
+ +
+ +/* END WCCP V2 */
+ +
+ +/*
+ + * The functions used during startup:
+ + * wccp2Init
+ + * wccp2ConnectionOpen
+ + * wccp2ConnectionShutdown
+ + * wccp2ConnectionClose
+ + */
+ +
+ +void
+ +wccp2Init(void)
+ +{
+ + debug(80, 5) ("wccp2Init: Called\n");
+ +
+ + if (Config.Wccp2.service_id < 90 || Config.Wccp2.service_id > 97)
+ + {
+ + debug(3, 0) ("WARNING: resetting 'wccp2_service_id' to 97\n");
+ + Config.Wccp2.service_id = 97;
+ + }
+ +
+ + if (eventFind(wccp2HereIam, NULL))
+ + return;
+ +
+ + change = 1;
+ + wccp2_here_i_am.type = htonl(WCCP2_HERE_I_AM);
+ + wccp2_here_i_am.version = htons(WCCP2_VERSION);
+ + wccp2_here_i_am.length = htons(sizeof(wccp2_here_i_am)-8);
+ + wccp2_here_i_am.security_type = htons(WCCP2_SECURITY_INFO);
+ + wccp2_here_i_am.security_length = htons(sizeof(wccp2_here_i_am.security_option)+16);
+ + wccp2_here_i_am.security_option = htonl(WCCP2_MD5_SECURITY);
+ + wccp2_here_i_am.service_type = htons(WCCP2_SERVICE_INFO);
+ + wccp2_here_i_am.service_length = htons(sizeof(wccp2_here_i_am.service) +
+ + sizeof(wccp2_here_i_am.serviceid) +
+ + sizeof(wccp2_here_i_am.priority) +
+ + sizeof(wccp2_here_i_am.protocol) +
+ + sizeof(wccp2_here_i_am.service_flags) +
+ + sizeof(wccp2_here_i_am.ports));
+ + wccp2_here_i_am.service = WCCP2_SERVICE_DYNAMIC;
+ + wccp2_here_i_am.serviceid = Config.Wccp2.service_id;
+ + wccp2_here_i_am.priority = 0;
+ + wccp2_here_i_am.protocol = 6; /* TCP */
+ + wccp2_here_i_am.service_flags = htonl(0x0010); /* Ports Defined */
+ + wccp2_here_i_am.ports[0] = htons(Config.Wccp2.redirect_port1);
+ + wccp2_here_i_am.ports[1] = htons(Config.Wccp2.redirect_port2);
+ + wccp2_here_i_am.ports[2] = htons(Config.Wccp2.redirect_port3);
+ + wccp2_here_i_am.ports[3] = htons(Config.Wccp2.redirect_port4);
+ + wccp2_here_i_am.ports[4] = htons(Config.Wccp2.redirect_port5);
+ + wccp2_here_i_am.ports[5] = htons(Config.Wccp2.redirect_port6);
+ + wccp2_here_i_am.ports[6] = htons(Config.Wccp2.redirect_port7);
+ + wccp2_here_i_am.ports[7] = htons(Config.Wccp2.redirect_port8);
+ +
+ + wccp2_here_i_am.cache_identity_type = htons(WCCP2_WC_ID_INFO);
+ + wccp2_here_i_am.cache_identity_length =
+ + htons(sizeof(wccp2_here_i_am.cache_identity_addr) +
+ + sizeof(wccp2_here_i_am.cache_identity_filler));
+ + memset(&wccp2_here_i_am.cache_identity_filler, '\0',
+ + sizeof(wccp2_here_i_am.cache_identity_filler));
+ + wccp2_here_i_am.cache_view_type = htons(WCCP2_WC_VIEW_INFO);
+ + wccp2_here_i_am.cache_view_length = htons(sizeof(wccp2_here_i_am.cache_view_version) +
+ + sizeof(wccp2_here_i_am.cache_view_num_routers)+
+ + sizeof(wccp2_here_i_am.cache_view_num_caches) +
+ + sizeof(wccp2_here_i_am.cache_view_rtr1_addr) +
+ + sizeof(wccp2_here_i_am.cache_view_rtr1_receive_id));
+ + wccp2_here_i_am.cache_view_version = htonl(1);
+ + wccp2_here_i_am.cache_view_num_routers = htonl(1);
+ + wccp2_here_i_am.cache_view_rtr1_addr = Config.Wccp2.router;
+ + wccp2_here_i_am.cache_view_rtr1_receive_id = wccp2_router_id_element.received_id;
+ + wccp2_here_i_am.cache_view_num_caches = htonl(0);
+ +
+ + if (Config.Wccp2.router.s_addr != any_addr.s_addr)
+ + if (!eventFind(wccp2HereIam, NULL))
+ + eventAdd("wccp2HereIam", wccp2HereIam, NULL, 10.0, 1);
+ +}
+ +
+ +void
+ +wccp2ConnectionOpen(void)
+ +{
+ + u_short port = WCCP_PORT;
+ + struct sockaddr_in router, local;
+ + int local_len, router_len;
+ + debug(80, 5) ("wccp2ConnectionOpen: Called\n");
+ + if (Config.Wccp2.router.s_addr == any_addr.s_addr) {
+ + debug(1, 1) ("WCCP Disabled.\n");
+ + return;
+ + }
+ + theInWccpConnection = comm_open(SOCK_DGRAM,
+ + 0,
+ + Config.Wccp2.incoming,
+ + port,
+ + COMM_NONBLOCKING,
+ + "WCCP Socket");
+ + if (theInWccpConnection < 0)
+ + fatal("Cannot open WCCP Port");
+ + commSetSelect(theInWccpConnection,
+ + COMM_SELECT_READ,
+ + wccp2HandleUdp,
+ + NULL,
+ + 0);
+ + debug(1, 1) ("Accepting WCCP v2 messages on port %d, FD %d.\n",
+ + (int) port, theInWccpConnection);
+ + if (Config.Wccp2.outgoing.s_addr != no_addr.s_addr) {
+ + theOutWccpConnection = comm_open(SOCK_DGRAM,
+ + 0,
+ + Config.Wccp2.outgoing,
+ + port,
+ + COMM_NONBLOCKING,
+ + "WCCP Socket");
+ + if (theOutWccpConnection < 0)
+ + fatal("Cannot open Outgoing WCCP Port");
+ + commSetSelect(theOutWccpConnection,
+ + COMM_SELECT_READ,
+ + wccp2HandleUdp,
+ + NULL, 0);
+ + debug(1, 1) ("Outgoing WCCP v2 messages on port %d, FD %d.\n",
+ + (int) port, theOutWccpConnection);
+ + fd_note(theOutWccpConnection, "Outgoing WCCP socket");
+ + fd_note(theInWccpConnection, "Incoming WCCP socket");
+ + } else {
+ + theOutWccpConnection = theInWccpConnection;
+ + }
+ + router_len = sizeof(router);
+ + memset(&router, '\0', router_len);
+ + router.sin_family = AF_INET;
+ + router.sin_port = htons(port);
+ + router.sin_addr = Config.Wccp2.router;
+ + if (connect(theOutWccpConnection, (struct sockaddr *) &router, router_len))
+ + fatal("Unable to connect WCCP out socket");
+ + local_len = sizeof(local);
+ + memset(&local, '\0', local_len);
+ + if (getsockname(theOutWccpConnection, (struct sockaddr *) &local, &local_len))
+ + fatal("Unable to getsockname on WCCP out socket");
+ + local_ip.s_addr = local.sin_addr.s_addr;
+ +}
+ +
+ +void
+ +wccp2ConnectionShutdown(void)
+ +{
+ + if (theInWccpConnection < 0)
+ + return;
+ + if (theInWccpConnection != theOutWccpConnection) {
+ + debug(80, 1) ("FD %d Closing WCCP socket\n", theInWccpConnection);
+ + comm_close(theInWccpConnection);
+ + }
+ + assert(theOutWccpConnection > -1);
+ + commSetSelect(theOutWccpConnection, COMM_SELECT_READ, NULL, NULL, 0);
+ +}
+ +
+ +void
+ +wccp2ConnectionClose(void)
+ +{
+ + wccp2ConnectionShutdown();
+ + if (theOutWccpConnection > -1) {
+ + debug(80, 1) ("FD %d Closing WCCP socket\n", theOutWccpConnection);
+ + comm_close(theOutWccpConnection);
+ + }
+ +}
+ +
+ +/*
+ + * Functions for handling the requests.
+ + */
+ +
+ +/*
+ + * Accept the UDP packet
+ + */
+ +static void
+ +wccp2HandleUdp(int sock, void *not_used)
+ +{
+ + struct sockaddr_in from;
+ + socklen_t from_len;
+ + int len, offset;
+ + uint32_t tmp;
+ +
+ + debug(80, 6) ("wccp2HandleUdp: Called.\n");
+ +
+ + commSetSelect(sock, COMM_SELECT_READ, wccp2HandleUdp, NULL, 0);
+ + from_len = sizeof(struct sockaddr_in);
+ + memset(&from, '\0', from_len);
+ + memset(&wccp2_i_see_you, '\0', sizeof(wccp2_i_see_you));
+ +
+ + statCounter.syscalls.sock.recvfroms++;
+ +
+ + len = recvfrom(sock,
+ + &wccp2_i_see_you,
+ + WCCP_RESPONSE_SIZE,
+ + 0,
+ + (struct sockaddr *) &from,
+ + &from_len);
+ +
+ + if (len < 0)
+ + return;
+ + if (Config.Wccp2.router.s_addr != from.sin_addr.s_addr)
+ + return;
+ + if (ntohs(wccp2_i_see_you.version) != WCCP2_VERSION)
+ + return;
+ + if (ntohl(wccp2_i_see_you.type) != WCCP2_I_SEE_YOU)
+ + return;
+ +
+ + debug(80, 1) ("Incoming WCCP v2 I_SEE_YOU length %d.\n",
+ + ntohs(wccp2_i_see_you.length));
+ + memcpy(&wccp2_item_header, &wccp2_i_see_you.data[0], sizeof(wccp2_item_header));
+ + if (ntohs(wccp2_item_header.type) != WCCP2_SECURITY_INFO) {
+ + debug(80,1) ("WCCP2_I_SEE_YOU missing WCCP2_SECURITY_INFO\n");
+ + return;
+ + }
+ +
+ + offset = ntohs(wccp2_item_header.length) + 4;
+ + memcpy(&wccp2_item_header, &wccp2_i_see_you.data[offset], sizeof(wccp2_item_header));
+ + if (ntohs(wccp2_item_header.type) != WCCP2_SERVICE_INFO) {
+ + debug(80,1) ("WCCP2_I_SEE_YOU missing WCCP2_SERVICE_INFO offset %d\n", offset);
+ + return;
+ + }
+ + offset += ntohs(wccp2_item_header.length) + 4; /* Skip WCCP2_SERVICE_INFO */
+ + memcpy(&wccp2_item_header, &wccp2_i_see_you.data[offset], sizeof(wccp2_item_header));
+ + if (ntohs(wccp2_item_header.type) != WCCP2_ROUTER_ID_INFO) {
+ + debug(80,1) ("WCCP2_I_SEE_YOU missing WCCP2_ROUTER_ID_INFO\n");
+ + return;
+ + }
+ + memcpy(&wccp2_router_id_element, &wccp2_i_see_you.data[offset], sizeof(wccp2_router_id_element));
+ + debug(80, 1) ("Incoming WCCP2_I_SEE_YOU received id = %d.\n",
+ + ntohl(wccp2_router_id_element.received_id));
+ +
+ + wccp2_router_addr = wccp2_router_id_element.router_addr;
+ + wccp2_received_id = wccp2_router_id_element.received_id;
+ +
+ + offset += ntohs(wccp2_router_id_element.length) + 4;
+ + memcpy (&wccp2_router_info, &wccp2_i_see_you.data[offset], sizeof(wccp2_router_info));
+ +
+ + debug(80, 1) ("Incoming WCCP2_I_SEE_YOU member change = %d tmp=%d.\n",
+ + change,ntohl(wccp2_router_info.member_change));
+ +
+ + if (!change) {
+ + change = ntohl(wccp2_router_info.member_change);
+ + debug(80, 1) ("Incoming WCCP2_I_SEE_YOU member change = %d.\n", change);
+ + return;
+ + }
+ + if (change != ntohl(wccp2_router_info.member_change)) {
+ + change = ntohl(wccp2_router_info.member_change);
+ + if (wccp2LowestIP())
+ + if (!eventFind(wccp2AssignBuckets, NULL))
+ + eventAdd("wccp2AssignBuckets", wccp2AssignBuckets, NULL, 25.0, 1);
+ + }
+ +}
+ +
+ +static int
+ +wccp2LowestIP(void)
+ +{
+ +/* Force Election for now
+ + int loop;
+ + for (loop = 0; loop < ntohl(wccp2_i_see_you.number); loop++) {
+ + if (wccp2_i_see_you.wccp2_cache_entry[loop].ip_addr.s_addr < local_ip.s_addr)
+ + return 0;
+ + }
+ +*/
+ + return 1;
+ +}
+ +
+ +static void
+ +wccp2HereIam(void *voidnotused)
+ +{
+ + debug(80, 6) ("wccp2HereIam: Called\n");
+ +
+ + wccp2_here_i_am.cache_identity_addr = local_ip;
+ + wccp2_here_i_am.id = wccp2_i_see_you.id;
+ + wccp2_here_i_am.cache_view_rtr1_receive_id = wccp2_received_id;
+ + wccp2_here_i_am.cache_view_rtr1_addr = wccp2_router_addr;
+ +
+ + bzero (&wccp2_here_i_am.security_implementation, 16);
+ + bzero (wccp_password, 8);
+ + strncpy (wccp_password, Config.Wccp2.password, 8);
+ +
+ + MD5Init (&context);
+ + MD5Update (&context, wccp_password, 8);
+ + MD5Update (&context, &wccp2_here_i_am, sizeof (wccp2_here_i_am));
+ + MD5Final (wccp2_here_i_am.security_implementation, &context);
+ +
+ + send(theOutWccpConnection,
+ + &wccp2_here_i_am,
+ + sizeof(wccp2_here_i_am),
+ + 0);
+ +
+ + if (!eventFind(wccp2HereIam, NULL))
+ + eventAdd("wccp2HereIam", wccp2HereIam, NULL, 10.0, 1);
+ +}
+ +
+ +static void
+ +wccp2AssignBuckets(void *voidnotused)
+ +{
+ + struct wccp2_assign_bucket_t wccp2_assign_bucket;
+ + int buckets_per_cache;
+ + int loop;
+ + int number_caches;
+ + int bucket = 0;
+ + int *caches;
+ + int offset;
+ + char buckets[WCCP_BUCKETS];
+ +
+ + if (Config.Wccp2.service_id < 90 || Config.Wccp2.service_id > 97)
+ + {
+ + debug(3, 0) ("WARNING: resetting 'wccp2_service_id' to 97\n");
+ + Config.Wccp2.service_id = 97;
+ + }
+ +
+ + debug(80, 6) ("wccp2AssignBuckets: Called\n");
+ + debug(80, 1) ("WCCP2 Assigning Redirect\n");
+ + memset(&wccp2_redirect_assign.buckets, '\0', sizeof(wccp2_redirect_assign.buckets));
+ + memset(&wccp2_redirect_assign.buckets, 0xFF, WCCP_BUCKETS);
+ + for (bucket = 0; bucket < WCCP_BUCKETS; bucket++) {
+ + wccp2_redirect_assign.buckets[bucket] = 0;
+ + }
+ + wccp2_redirect_assign.type = htonl(WCCP2_REDIRECT_ASSIGN);
+ + wccp2_redirect_assign.version = htons(WCCP2_VERSION);
+ + wccp2_redirect_assign.length = htons(sizeof(wccp2_redirect_assign)-8);
+ + wccp2_redirect_assign.security_type = htons(WCCP2_SECURITY_INFO);
+ + wccp2_redirect_assign.security_length = htons(sizeof(wccp2_redirect_assign.security_option)+16);
+ + wccp2_redirect_assign.security_option = htonl(WCCP2_MD5_SECURITY);
+ + wccp2_redirect_assign.service_type = htons(WCCP2_SERVICE_INFO);
+ + wccp2_redirect_assign.service_length = htons(sizeof(wccp2_redirect_assign.service) +
+ + sizeof(wccp2_redirect_assign.serviceid) +
+ + sizeof(wccp2_redirect_assign.priority) +
+ + sizeof(wccp2_redirect_assign.protocol) +
+ + sizeof(wccp2_redirect_assign.service_flags) +
+ + sizeof(wccp2_redirect_assign.ports));
+ +
+ + wccp2_redirect_assign.service = WCCP2_SERVICE_DYNAMIC;
+ + wccp2_redirect_assign.serviceid = Config.Wccp2.service_id;
+ + wccp2_redirect_assign.priority = 0;
+ + wccp2_redirect_assign.protocol = 6; /* TCP */
+ + wccp2_redirect_assign.service_flags = htonl(0x0010); /* Ports Defined */
+ + wccp2_redirect_assign.ports[0] = htons(Config.Wccp2.redirect_port1);
+ + wccp2_redirect_assign.ports[1] = htons(Config.Wccp2.redirect_port2);
+ + wccp2_redirect_assign.ports[2] = htons(Config.Wccp2.redirect_port3);
+ + wccp2_redirect_assign.ports[3] = htons(Config.Wccp2.redirect_port4);
+ + wccp2_redirect_assign.ports[4] = htons(Config.Wccp2.redirect_port5);
+ + wccp2_redirect_assign.ports[5] = htons(Config.Wccp2.redirect_port6);
+ + wccp2_redirect_assign.ports[6] = htons(Config.Wccp2.redirect_port7);
+ + wccp2_redirect_assign.ports[7] = htons(Config.Wccp2.redirect_port8);
+ +
+ + wccp2_redirect_assign.assignment_type = htons(WCCP2_REDIRECT_ASSIGNMENT);
+ + wccp2_redirect_assign.assignment_length =
+ + htons(sizeof(wccp2_redirect_assign.assignment_key) +
+ + sizeof(wccp2_redirect_assign.assignment_key_change) +
+ + sizeof(wccp2_redirect_assign.assignment_num_routers) +
+ + sizeof(wccp2_redirect_assign.assignment_router1_addr) +
+ + sizeof(wccp2_redirect_assign.assignment_router1_receive_id) +
+ + sizeof(wccp2_redirect_assign.assignment_router1_change_number) +
+ + sizeof(wccp2_redirect_assign.assignment_num_caches) +
+ + sizeof(wccp2_redirect_assign.assignment_cache1_addr) +
+ + sizeof(wccp2_redirect_assign.buckets));
+ + wccp2_redirect_assign.assignment_key = wccp2_here_i_am.cache_identity_addr;
+ + wccp2_redirect_assign.assignment_key_change = htonl(change);
+ + wccp2_redirect_assign.assignment_num_routers = htonl(1);
+ + wccp2_redirect_assign.assignment_router1_addr = wccp2_router_addr;
+ + wccp2_redirect_assign.assignment_router1_receive_id = wccp2_received_id;
+ + wccp2_redirect_assign.assignment_router1_change_number = htonl(change);
+ + wccp2_redirect_assign.assignment_num_caches = htonl(1);
+ + wccp2_redirect_assign.assignment_cache1_addr = wccp2_here_i_am.cache_identity_addr;
+ +
+ + bzero (&wccp2_redirect_assign.security_implementation, 16);
+ + bzero (wccp_password, 8);
+ + strncpy (wccp_password, Config.Wccp2.password, 8);
+ +
+ + MD5Init (&context);
+ + MD5Update (&context, wccp_password, 8);
+ + MD5Update (&context, &wccp2_redirect_assign, sizeof(wccp2_redirect_assign));
+ + MD5Final (wccp2_redirect_assign.security_implementation, &context);
+ +
+ + send(theOutWccpConnection,
+ + &wccp2_redirect_assign,
+ + sizeof(wccp2_redirect_assign),
+ + 0);
+ + change = 0;
+ +}
+ +
+ +#endif /* USE_WCCPv2 */
+ +
+ --- src/Makefile.in.orig Thu Sep 29 01:57:21 2005
+ +++ src/Makefile.in Fri Nov 18 13:37:24 2005
+ @@ -136,6 +136,9 @@
+ @USE_DELAY_POOLS_TRUE@DELAY_POOL_SOURCE = delay_pools.c
+ @USE_DELAY_POOLS_FALSE@DELAY_POOL_SOURCE =
+
+ +@USE_WCCPv2_TRUE@WCCPv2_SOURCE = wccpv2.c
+ +@USE_WCCPv2_FALSE@WCCPv2_SOURCE =
+ +
+ @ENABLE_HTCP_TRUE@HTCPSOURCE = htcp.c
+
+ @MAKE_LEAKFINDER_TRUE@LEAKFINDERSOURCE = leakfinder.c
+ @@ -202,6 +205,7 @@
+ unlinkd.c \
+ ssl_support.c \
+ ssl_support.h \
+ + wccpv2.c \
+ win32.c
+
+
+ @@ -303,6 +307,7 @@
+ useragent.c \
+ wais.c \
+ wccp.c \
+ + $(WCCPv2_SOURCE) \
+ whois.c \
+ $(WIN32SOURCE)
+
+ @@ -514,8 +519,8 @@
+ store_rebuild.$(OBJEXT) store_swapin.$(OBJEXT) \
+ store_swapmeta.$(OBJEXT) store_swapout.$(OBJEXT) \
+ tools.$(OBJEXT) $(am__objects_9) url.$(OBJEXT) urn.$(OBJEXT) \
+ - useragent.$(OBJEXT) wais.$(OBJEXT) wccp.$(OBJEXT) \
+ - whois.$(OBJEXT) $(am__objects_10)
+ + useragent.$(OBJEXT) wais.$(OBJEXT) wccp.$(OBJEXT) wccpv2.$(OBJEXT) \
+ + $(am__objects_10) whois.$(OBJEXT) $(am__objects_11)
+ nodist_squid_OBJECTS = repl_modules.$(OBJEXT) auth_modules.$(OBJEXT) \
+ store_modules.$(OBJEXT) globals.$(OBJEXT) \
+ string_arrays.$(OBJEXT)
+ @@ -591,7 +596,7 @@
+ @AMDEP_TRUE@ $(DEPDIR)/unlinkd.Po $(DEPDIR)/url.Po \
+ @AMDEP_TRUE@ $(DEPDIR)/urn.Po $(DEPDIR)/useragent.Po \
+ @AMDEP_TRUE@ $(DEPDIR)/wais.Po $(DEPDIR)/wccp.Po \
+ -@AMDEP_TRUE@ $(DEPDIR)/whois.Po $(DEPDIR)/win32.Po
+ +@AMDEP_TRUE@ $(DEPDIR)/wccpv2.Po $(DEPDIR)/whois.Po $(DEPDIR)/win32.Po
+ COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \
+ $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
+ CCLD = $(CC)
+ @@ -827,6 +832,7 @@
+ @AMDEP_TRUE@@am__include@ @am__quote@$(DEPDIR)/useragent.Po@am__quote@
+ @AMDEP_TRUE@@am__include@ @am__quote@$(DEPDIR)/wais.Po@am__quote@
+ @AMDEP_TRUE@@am__include@ @am__quote@$(DEPDIR)/wccp.Po@am__quote@
+ +@AMDEP_TRUE@@am__include@ @am__quote@$(DEPDIR)/wccpv2.Po@am__quote@
+ @AMDEP_TRUE@@am__include@ @am__quote@$(DEPDIR)/whois.Po@am__quote@
+ @AMDEP_TRUE@@am__include@ @am__quote@$(DEPDIR)/win32.Po@am__quote@
+
--------------020604080207060001080908--
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