opensips(三):load_balancer与NAT
一、opensips.cfg文件
####### Global Parameters ######### log_level=4 log_stderror=no log_facility=LOG_LOCAL0 children=4 /* uncomment the following lines to enable debugging */ debug_mode=no /* uncomment the next line to enable the auto temporary blacklisting of not available destinations (default disabled) */ #disable_dns_blacklist=no /* uncomment the next line to enable IPv6 lookup after IPv4 dns lookup failures (default disabled) */ #dns_try_ipv6=yes /* comment the next line to enable the auto discovery of local aliases based on revers DNS on IPs */ auto_aliases=yes listen=udp:192.168.1.100:5060 as 172.29.50.9:5060 listen=tcp:192.168.1.100:5060 as 172.29.50.9:5060 listen=ws:192.168.1.100:8090 ####### Modules Section ######## #set module path mpath="/usr/local/lib64/opensips/modules/" #### SIGNALING module loadmodule "signaling.so" #### StateLess module loadmodule "sl.so" #### Transaction Module loadmodule "tm.so" modparam("tm", "fr_timeout", 5) modparam("tm", "fr_inv_timeout", 30) modparam("tm", "restart_fr_on_each_reply", 0) modparam("tm", "onreply_avp_mode", 1) #### Record Route Module loadmodule "rr.so" /* do not append from tag to the RR (no need for this script) */ modparam("rr", "append_fromtag", 0) #### MAX ForWarD module loadmodule "maxfwd.so" #### SIP MSG OPerationS module loadmodule "sipmsgops.so" #### FIFO Management Interface loadmodule "mi_fifo.so" modparam("mi_fifo", "fifo_name", "/tmp/opensips_fifo") modparam("mi_fifo", "fifo_mode", 0666) #### URI module loadmodule "uri.so" modparam("uri", "use_uri_table", 0) loadmodule "proto_udp.so" loadmodule "proto_tcp.so" loadmodule "proto_ws.so" modparam("proto_ws","ws_port",8080) modparam("proto_ws","ws_send_timeout",20000) #### MYSQL module loadmodule "db_mysql.so" #### USeR LOCation module loadmodule "usrloc.so" modparam("usrloc", "nat_bflag", "NAT") modparam("usrloc", "db_mode", 2) modparam("usrloc", "db_url", "mysql://root:123456@localhost/opensips") # CUSTOMIZE ME #### REGISTRAR module loadmodule "registrar.so" modparam("registrar", "tcp_persistent_flag", "TCP_PERSISTENT") modparam("registrar", "received_avp", "$avp(received_nh)") /* uncomment the next line not to allow more than 10 contacts per AOR */ #modparam("registrar", "max_contacts", 10) #### ACCounting module loadmodule "acc.so" /* what special events should be accounted ? */ modparam("acc", "early_media", 0) modparam("acc", "report_cancels", 0) /* by default we do not adjust the direct of the sequential requests. if you enable this parameter, be sure the enable "append_fromtag" in "rr" module */ modparam("acc", "detect_direction", 0) modparam("acc", "db_url", "mysql://root:123456@localhost/opensips") # CUSTOMIZE ME #### AUTHentication modules loadmodule "auth.so" loadmodule "auth_db.so" modparam("auth_db", "calculate_ha1", yes) modparam("auth_db", "password_column", "password") modparam("auth_db|uri", "db_url", "mysql://root:123456@localhost/opensips") # CUSTOMIZE ME modparam("auth_db", "load_credentials", "") #### ALIAS module loadmodule "alias_db.so" modparam("alias_db", "db_url", "mysql://root:123456@localhost/opensips") # CUSTOMIZE ME #### DIALOG module loadmodule "dialog.so" modparam("dialog", "dlg_match_mode", 1) modparam("dialog", "default_timeout", 21600) # 6 hours timeout modparam("dialog", "db_mode", 2) modparam("dialog", "db_url", "mysql://root:123456@localhost/opensips") # CUSTOMIZE ME #### NAT modules loadmodule "nathelper.so" modparam("nathelper", "natping_interval", 10) modparam("nathelper", "ping_nated_only", 1) modparam("nathelper", "received_avp", "$avp(received_nh)") modparam("nathelper", "sipping_from", "sip:pinger@192.168.1.100") modparam("nathelper", "natping_interval", 30) modparam("nathelper", "sipping_bflag", "SIP_PING_FLAG") #OPTIONS ping ###################################################################### ## Path Module Parameters ###################################################################### loadmodule "path.so" modparam("path", "use_received", 1) loadmodule "dispatcher.so" modparam("dispatcher", "ds_ping_method", "OPTIONS") # CUSTOMIZE ME modparam("dispatcher", "ds_ping_interval", 3) # CUSTOMIZE ME modparam("dispatcher", "ds_probing_threshhold", 2) # CUSTOMIZE ME modparam("dispatcher", "ds_probing_mode", 1) # CUSTOMIZE ME modparam("dispatcher", "db_url", "mysql://root:123456@localhost/opensips") # CUSTOMIZE ME loadmodule "load_balancer.so" modparam("load_balancer", "db_url", "mysql://root:123456@localhost/opensips") # CUSTOMIZE ME modparam("load_balancer", "probing_method", "OPTIONS") modparam("load_balancer", "probing_interval", 3) loadmodule "rtpproxy.so" modparam("rtpproxy", "rtpproxy_sock", "udp:192.168.1.100:1111") loadmodule "mediaproxy.so" modparam("mediaproxy","disable", 0) modparam("mediaproxy", "mediaproxy_socket", "/var/run/mediaproxy/dispatcher.sock") modparam("mediaproxy", "mediaproxy_timeout", 1000) modparam("mediaproxy", "signaling_ip_avp", "$avp(nat_ip)") modparam("mediaproxy", "media_relay_avp", "$avp(media_relay)") modparam("mediaproxy", "ice_candidate", "low-priority") ####### Routing Logic ######## #main request routing logic route{ force_rport(); if (nat_uac_test("23")) { if (is_method("REGISTER")) { fix_nated_register(); setbflag(NAT); }else { fix_nated_contact(); setflag(NAT); } } if (!mf_process_maxfwd_header("10")) { sl_send_reply("483","Too Many Hops"); exit; } if (has_totag()) { if ( is_method("ACK") && t_check_trans() ) { t_relay(); exit; } if ( !loose_route() ) { send_reply("404","Not here"); exit; } if ( $DLG_status!=NULL && !validate_dialog() ) { xlog("In-Dialog $rm from $si (callid=$ci) is not valid according to dialog\n"); } if (is_method("BYE")) { do_accounting("db","failed"); } if (check_route_param("nat=yes")) setflag(NAT); route(relay); exit; } if (ds_is_in_list("$si", "", "1")) { route(relay); exit; } # check if the clients are using WebSockets or WebSocketSecure # CANCEL processing if (is_method("CANCEL")) { if (t_check_trans()) t_relay(); exit; } t_check_trans(); # preloaded route checking if (loose_route()) { xlog("L_ERR", "Attempt to route with preloaded Route's [$fu/$tu/$ru/$ci]"); if (!is_method("ACK")) sl_send_reply("403","Preload Route denied"); exit; } # record routing if (!is_method("REGISTER|MESSAGE")) record_route(); if (is_method("INVITE")) { if ( !create_dialog("B") ) { send_reply("500","Internal Server Error"); exit; } do_accounting("db"); } if (!is_myself("$rd")) { append_hf("P-hint: outbound\r\n"); route(relay); } # requests for my domain if (is_method("PUBLISH|SUBSCRIBE")) { sl_send_reply("503", "Service Unavailable"); exit; } if (is_method("REGISTER") ) { if (isflagset(NAT)) { setbflag(SIP_PING_FLAG); } if (!save("location")){ sl_reply_error(); } if (!ds_select_dst("1", "0")) { send_reply("503","Service Unavailable"); exit; } } else if (is_method("INVITE")) { if (!load_balance("1","pstn")) { send_reply("503","Service Unavailable"); exit; } } if ($rU==NULL) { send_reply("484","Address Incomplete"); exit; } alias_db_lookup("dbaliases"); if (!lookup("location","m")) { t_reply("404", "Not Found"); exit; } if (isbflagset(NAT)) setflag(NAT); do_accounting("db","missed"); route(relay); } route[relay] { if (is_method("INVITE")) { if (isflagset(NAT)) { rtpproxy_offer("ro"); } t_on_branch("per_branch_ops"); t_on_reply("handle_nat"); t_on_failure("missed_call"); } if (isflagset(NAT)) { add_rr_param(";nat=yes"); } if (!t_relay()) { send_reply("500","Internal Error"); }; exit; } branch_route[per_branch_ops] { xlog("new branch at $ru\n"); } onreply_route[handle_nat] { if (nat_uac_test("1")) fix_nated_contact(); if ( isflagset(NAT) ) rtpproxy_answer("ro"); xlog("incoming reply\n"); } failure_route[missed_call] { if (t_was_cancelled()) { exit; } } local_route { if (is_method("BYE") && $DLG_dir=="UPSTREAM") { acc_db_request("200 Dialog Timeout", "acc"); } }
二、数据库文件
# $Id$ # # The OpenSIPS configuration file for the control tools. # # Here you can set variables used in the opensipsctl and opensipsdbctl setup # scripts. Per default all variables here are commented out, the control tools # will use their internal default values. ## your SIP domain SIP_DOMAIN="zxr2016.com" ## chrooted directory # $CHROOT_DIR="/path/to/chrooted/directory" ## database type: MYSQL, PGSQL, ORACLE, DB_BERKELEY, DBTEXT, or SQLITE ## by default none is loaded # If you want to setup a database with opensipsdbctl, you must at least specify # this parameter. DBENGINE=MYSQL ## database port (PostgreSQL=5432 default; MYSQL=3306 default) DBPORT=3306 ## database host DBHOST=localhost ## database name (for ORACLE this is TNS name) DBNAME=opensips # database path used by dbtext, db_berkeley, or sqlite # DB_PATH="/usr/local/etc/opensips/dbtext" ## database read/write user DBRWUSER=opensips ## password for database read/write user DBRWPW="opensipsrw" ## engine type for the MySQL/MariaDB tabels (default InnoDB) # MYSQL_ENGINE="MyISAM" ## database super user (for ORACLE this is 'scheme-creator' user DBROOTUSER="root" # user name column # USERCOL="username" ## for testing / development #ETCDIR=etc/ # SQL definitions # If you change this definitions here, then you must change them # in db/schema/entities.xml too. # FIXME # FOREVER="2020-05-28 21:32:15" # DEFAULT_ALIASES_EXPIRES=$FOREVER # DEFAULT_Q="1.0" # DEFAULT_CALLID="Default-Call-ID" # DEFAULT_CSEQ="13" # DEFAULT_LOCATION_EXPIRES=$FOREVER # Program to calculate a message-digest fingerprint # MD5="md5sum" # awk tool # AWK="awk" # gdb tool # GDB="gdb" # grep tool # GREP="grep" # sed tool # SED="sed" # Describe what additional tables to install. Valid values for the variables # below are yes/no/ask. With ask (default) it will interactively ask the user # for an answer, while yes/no allow for automated, unassisted installs. # # If to install tables for the modules in the EXTRA_MODULES variable. # INSTALL_EXTRA_TABLES=ask # If to install presence related tables. # INSTALL_PRESENCE_TABLES=ask # Define what module tables should be installed. # If you use the postgres database and want to change the installed tables, # then you must also adjust the STANDARD_TABLES or EXTRA_TABLES variable # accordingly in the opensipsdbctl.base script. # opensips standard modules # STANDARD_MODULES="standard acc domain group permissions usrloc # msilo alias_db uri_db speeddial avpops auth_db dialog # dispatcher dialplan drouting nathelper load_balancer" # opensips extra modules # EXTRA_MODULES="imc cpl siptrace domainpolicy carrierroute userblacklist # b2b registrant call_center fraud_detection cachedb_sql" ## type of aliases used: DB - database aliases ## - default: none # ALIASES_TYPE="DB" ## control engine: FIFO or UNIXSOCK ## - default FIFO CTLENGINE=FIFO ## path to FIFO file OSIPS_FIFO="/tmp/opensips_fifo" ## MI_CONNECTOR control engine: FIFO, UNIXSOCK, UDP, XMLRPC #MI_CONNECTOR=FIFO:/tmp/opensips_fifo #MI_CONNECTOR=UNIXSOCK:/tmp/opensips.sock #MI_CONNECTOR=UDP:192.168.67.253:8000 #MI_CONNECTOR=XMLRPC:192.168.67.253:8000 ## check ACL names; default on (1); off (0) # VERIFY_ACL=1 ## ACL names - if VERIFY_ACL is set, only the ACL names from below list ## are accepted # ACL_GROUPS="local ld int voicemail free-pstn" ## verbose - debug purposes - default '0' # VERBOSE=1 ## do (1) or don't (0) store plaintext passwords ## in the subscriber table - default '1' # STORE_PLAINTEXT_PW=0 ## do not display the output highlighted # NOHLPRINT=1 ## OPENSIPS START Options ## PID file path - default is: /var/run/opensips.pid PID_FILE=/var/run/opensips.pid ## Extra start options - default is: not set # example: start opensips with 64MB share memory: STARTOPTIONS="-m 64" # STARTOPTIONS=
三、参考脚本