[Users] 2 Instances of OpenSER on the same server
Klaus Darilion
klaus.mailinglists at pernau.at
Mon Jan 8 13:54:08 CET 2007
Max Gregorian wrote:
> A few points.
>
> Firstly, If you are going to run 2 different instances on the same server,
> they should have different ports (e.g. 5060 for the 1st instance and 5062
> for 2nd).
not needed if you are using different IP addresses.
regards
klaus
> Secondly, if you are trying to resolve 2 different Local IPs to the same
> server (in your case 192.168.1.112 and 192.168.1.113), one of any of these
> should happen:
> 1. you should either have 2 network card interfaces in your server, or
> 2. Linux does this thing where it is able to split a single (physical) NIC
> interface into seperate virtual interfaces (e.g. for a single interface *
> eth0* splits it into *eth0:0* for the 1st virtual interface and *eth0:1*
> for
> the 2nd, etc). The process is called *IP aliasing*. You should then
> allocate
> the 2 local IPs to the 2 virtual interfaces like so:
> eth0:0 -> 192.168.1.112, and
> eth0:1 -> 192.168.1.113
>
> commands are something like this:
>
> ifconfig eth0 *XXX.XXX.XXX.XXX* netmask 255.255.255.0 broadcast *
> XXX.XXX.XXX*.255
> ifconfig eth0:0 192.168.1.112 netmask 255.255.255.0 broadcast
> 192.168.1.255
> ifconfig eth0:1 192.168.1.113 netmask 255.255.255.0 broadcast
> 192.168.1.255
>
> route add -host *XXX.XXX.XXX.XXX* dev eth0
> route add -host 192.168.1.112 dev eth0
> route add -host 192.168.1.113 dev eth0
> route add default gw <Gateway IP>
>
> where *XXX.XXX.XXX.XXX* in the 1st instance refers to another local IP e.g.
> 192.168.1.3.
> (I am no Linux guru so maybe the gurus here could pipe in). :)
>
> Method 1 is probably the simpler and more straight-forward, but if you
> can't
> afford 2 NICs I don't think Method 2 will be too difficult either.
>
>
> Simply putting the entries in etc/hosts is not enough as the server
> needs to
> be able to identify them as 2 separate instances. This is why you are
> getting that error - it's because only one interface was identified and
> that
> has already been "bound" to the first Local IP (192.168.1.112).
>
> Also, if I understand your *ifconfig* output correctly, then this is not
> setup correctly. You seem to be mixing private and public IP addresses. If
> you are going through a router or NATed environement you don't need
> to assign the external interfaces to the NIC(s), nor do you specifically
> need to define them in your openser.cfgs (i.e. listen=external IP). You
> only
> need this if you are in a non-NATed environment, so it's a case of either
> or.
>
> Hope that made sense.
>
>
>
> On 05/01/07, Gerardo Amaya <openser at gerardoamaya.com> wrote:
>>
>> Hello All. I'm trying to install 2 Instances of openser on the same
>> machine with the following interfaces:
>>
>> Instance #1 -----> 172.16.18.2 and 192.168.1.112
>> Instance #2 -----> 172.16.1.2 and 192.168.1.113
>>
>> I made one installation on the default OpenSER folders and one in the
>> /usr/loca/openser_1/
>>
>> The configuration went quite smooth. The first instance of the server is
>> running with no problem at all, but when I try to start the second
>> instance I got an error that it was unable to resolve the IP addresses I
>> add the following lines to the /etc/hosts file:
>>
>> ### OpenSER 1st interface configuration ####
>> 192.168.1.112 openser1_internal
>> 172.16.18.2 openser1_external
>> ### OpenSER 1st Interface configuration ####
>>
>> ### OpenSER 2nd Interface configuration ####
>> 192.168.1.113 openser1_internal
>> 172.16.1.2 openser1_external
>> ### OpenSER 2nd Interface configuration ####
>>
>>
>> After that Now I have the following error:
>>
>> Jan 5 17:26:30 atel-router ./openser[17772]: ERROR: tcp_init: bind(7,
>> 0x813e194, 16) on 192.168.1.112:5060 : Address already in use
>>
>>
>> Any Help will be appreciated, of better is there a How-to on OpenSER
>> multiple instances please let me know.
>>
>> Thanks in advance
>>
>> Gerardo Amaya
>>
>> Here is the configuration file for each instance:
>>
>> OpenSER.cfg Instance #1
>>
>> #
>> # $Id: ser.cfg,v 1.25.2.1 2005/02/18 14:30:44 andrei Exp $
>> #
>> # simple quick-start config script
>> #
>>
>> # ----------- global configuration parameters ------------------------
>>
>> debug=5 # debug level (cmd line: -dddddddddd)
>> fork=yes
>> log_stderror=no # (cmd line: -E)
>>
>> /* Uncomment these lines to enter debugging mode
>> #fork=no
>> #log_stderror=yes
>> */
>>
>> check_via=no # (cmd. line: -v)
>> dns=no # (cmd. line: -r)
>> rev_dns=no # (cmd. line: -R)
>> listen=192.168.1.112
>> listen=172.16.18.2
>> port=5060
>> mhomed=1
>> children=4
>> fifo="/tmp/ser_fifo"
>>
>> # ------------------ module loading ----------------------------------
>>
>> # Uncomment this if you want to use SQL database
>> loadmodule "/usr/local/lib/openser/modules/mysql.so"
>>
>> loadmodule "/usr/local/lib/openser/modules/sl.so"
>> loadmodule "/usr/local/lib/openser/modules/tm.so"
>> loadmodule "/usr/local/lib/openser/modules/rr.so"
>> loadmodule "/usr/local/lib/openser/modules/maxfwd.so"
>> loadmodule "/usr/local/lib/openser/modules/usrloc.so"
>> loadmodule "/usr/local/lib/openser/modules/registrar.so"
>> loadmodule "/usr/local/lib/openser/modules/textops.so"
>> loadmodule "/usr/local/lib/openser/modules/uri.so"
>> loadmodule "/usr/local/lib/openser/modules/uri_db.so"
>> loadmodule "/usr/local/lib/openser/modules/domain.so"
>> loadmodule "/usr/local/lib/openser/modules/mediaproxy.so"
>> loadmodule "/usr/local/lib/openser/modules/nathelper.so"
>>
>> # Uncomment this if you want digest authentication
>> # mysql.so must be loaded !
>> loadmodule "/usr/local/lib/openser/modules/auth.so"
>> loadmodule "/usr/local/lib/openser/modules/auth_db.so"
>>
>> # ----------------- setting module-specific parameters ---------------
>>
>> # -- usrloc params --
>>
>> #modparam("usrloc", "db_mode", 0)
>>
>> # Uncomment this if you want to use SQL database
>> # for persistent storage and comment the previous line
>> modparam("usrloc", "db_mode", 2)
>>
>> # -- auth params --
>> # Uncomment if you are using auth module
>> #
>> #modparam("auth_db", "calculate_ha1", yes)
>> #
>> # If you set "calculate_ha1" parameter to yes (which true in this
>> config),
>> # uncomment also the following parameter)
>> #
>> #modparam("auth_db", "password_column", "password")
>>
>> # -- rr params --
>> # add value to ;lr param to make some broken UAs happy
>> modparam("rr", "enable_full_lr", 1)
>>
>> # -- nathelper and mediaproxy params --
>> modparam("nathelper", "natping_interval", 30)
>> modparam("nathelper", "ping_nated_only", 1)
>> modparam("nathelper", "rtpproxy_sock", "unix:/var/run/rtpproxy.sock")
>> # -- End of nathelper and mediaproxy params --
>>
>> # -- auth_db database params for domain.so module to work properly --
>>
>> modparam("auth_db|domain|uri_db|usrloc","db_url","
>> mysql://root:codevoz@localhost/openser")
>> modparam("auth_db", "calculate_ha1", 1)
>> modparam("auth_db", "password_column", "password")
>> # -- End of database params --
>>
>>
>> # ------------------------- request routing logic -------------------
>>
>> # main routing logic
>>
>> route{
>>
>> # initial sanity checks -- messages with
>> # max_forwards==0, or excessively long requests
>> if (!mf_process_maxfwd_header("10")) {
>> sl_send_reply("483","Too Many Hops");
>> return;
>> };
>> if (msg:len >= 2048 ) {
>> sl_send_reply("513", "Message too big");
>> return;
>> };
>>
>>
>> if (method == "REGISTER" || ! search("^Record-Route:")) {
>>
>> fix_nated_contact(); # Rewrite contact with source IP of
>> signalling
>> #if (method == "INVITE") {
>> # fix_nated_sdp("1"); # Add direction=active to SDP
>> #};
>>
>> force_rport(); # Add rport parameter to topmost Via
>>
>> }
>>
>>
>> if (method == "INVITE") {
>> if (dst_ip == 192.168.1.112){
>> if (force_rtp_proxy("FAII"))
>> t_on_reply("1");
>> } else if (dst_ip == 172.16.18.2){
>> if (force_rtp_proxy("FAEI"))
>> t_on_reply("1");
>> } else if (dst_ip == 192.168.1.112){
>> if (force_rtp_proxy("FAIE"))
>> t_on_reply("1");
>> } else if (dst_ip == 172.16.18.2){
>> if (force_rtp_proxy("FAEE"))
>> t_on_reply("1");
>> }
>> };
>> # Record-route all messages -- to make sure that
>> # subsequent messages will go through our proxy; that's
>> # particularly good if upstream and downstream entities
>> # use different transport protocol
>>
>> # This is the Call Tear Down Section
>> if (method=="BYE" || method=="CANCEL") {
>> unforce_rtp_proxy();
>> };
>>
>> route(1);
>> }
>>
>> route[1] {
>>
>> t_on_reply("1");
>>
>> #force_rtp_proxy();
>> t_relay("udp:192.168.1.2:5060");
>>
>>
>> }
>>
>> onreply_route[1] {
>>
>> if (!search("^Content-Length:[ ]*0")) {
>> force_rtp_proxy();
>> };
>>
>> if (nat_uac_test("1")) {
>> fix_nated_contact();
>> };
>> }
>>
>>
>> OpenSER.cfg Instance #2
>> #
>> # $Id: ser.cfg,v 1.25.2.1 2005/02/18 14:30:44 andrei Exp $
>> #
>> # simple quick-start config script
>> #
>>
>> # ----------- global configuration parameters ------------------------
>>
>> debug=5 # debug level (cmd line: -dddddddddd)
>> fork=yes
>> log_stderror=no # (cmd line: -E)
>>
>> /* Uncomment these lines to enter debugging mode
>> #fork=no
>> #log_stderror=yes
>> */
>>
>> check_via=no # (cmd. line: -v)
>> dns=no # (cmd. line: -r)
>> rev_dns=no # (cmd. line: -R)
>> listen=udp:192.168.1.113:5060
>> listen=udp:172.16.1.2:5060
>> #port=5060
>> mhomed=1
>> children=4
>> fifo="/tmp/ser_fifo2"
>>
>> # ------------------ module loading ----------------------------------
>>
>> # Uncomment this if you want to use SQL database
>> loadmodule "/usr/local/lib/openser/modules/mysql.so"
>>
>> loadmodule "/usr/local/openser_1/lib/openser/modules/sl.so"
>> loadmodule "/usr/local/openser_1/lib/openser/modules/tm.so"
>> loadmodule "/usr/local/openser_1/lib/openser/modules/rr.so"
>> loadmodule "/usr/local/openser_1/lib/openser/modules/maxfwd.so"
>> loadmodule "/usr/local/openser_1/lib/openser/modules/usrloc.so"
>> loadmodule "/usr/local/openser_1/lib/openser/modules/registrar.so"
>> loadmodule "/usr/local/openser_1/lib/openser/modules/textops.so"
>> loadmodule "/usr/local/openser_1/lib/openser/modules/uri.so"loadmodule
>> "/usr/local/openser_1/lib/openser/modules/nathelper.so"
>>
>> # Uncomment this if you want digest authentication
>> # mysql.so must be loaded !
>> loadmodule "/usr/local/openser_1/lib/openser/modules/auth.so"
>> loadmodule "/usr/local/openser_1/lib/openser/modules/auth_db.so"
>>
>> # ----------------- setting module-specific parameters ---------------
>>
>> # -- usrloc params --
>>
>> #modparam("usrloc", "db_mode", 0)
>>
>> # Uncomment this if you want to use SQL database
>> # for persistent storage and comment the previous line
>> modparam("usrloc", "db_mode", 2)
>>
>> # -- auth params --
>> # Uncomment if you are using auth module
>> #
>> #modparam("auth_db", "calculate_ha1", yes)
>> #
>> # If you set "calculate_ha1" parameter to yes (which true in this
>> config),
>> # uncomment also the following parameter)
>> #
>> #modparam("auth_db", "password_column", "password")
>>
>> # -- rr params --
>> # add value to ;lr param to make some broken UAs happy
>> modparam("rr", "enable_full_lr", 1)
>>
>> # -- nathelper and mediaproxy params --
>> modparam("nathelper", "natping_interval", 30)
>> modparam("nathelper", "ping_nated_only", 1)
>> modparam("nathelper", "rtpproxy_sock", "unix:/var/run/rtpproxy_1.sock")
>> # -- End of nathelper and mediaproxy params --
>>
>> # -- auth_db database params for domain.so module to work properly --
>>
>> modparam("auth_db|domain|uri_db|usrloc","db_url","
>> mysql://root:codevoz@localhost/openser")
>> modparam("auth_db", "calculate_ha1", 1)
>> modparam("auth_db", "password_column", "password")
>> # -- End of database params --
>>
>>
>> # ------------------------- request routing logic -------------------
>>
>> # main routing logic
>>
>> route{
>>
>> # initial sanity checks -- messages with
>> # max_forwards==0, or excessively long requests
>> if (!mf_process_maxfwd_header("10")) {
>> sl_send_reply("483","Too Many Hops");
>> return;
>> };
>> if (msg:len >= 2048 ) {
>> sl_send_reply("513", "Message too big");
>> return;
>> };
>>
>>
>> if (method == "REGISTER" || ! search("^Record-Route:")) {
>>
>> fix_nated_contact(); # Rewrite contact with source IP of
>> signalling
>> #if (method == "INVITE") {
>> # fix_nated_sdp("1"); # Add direction=active to SDP
>> #};
>>
>> force_rport(); # Add rport parameter to topmost Via
>>
>> }
>>
>>
>> if (method == "INVITE") {
>> if (dst_ip == 192.168.1.113){
>> if (force_rtp_proxy("FAII"))
>> t_on_reply("1");
>> } else if (dst_ip == 172.16.1.2){
>> if (force_rtp_proxy("FAEI"))
>> t_on_reply("1");
>> } else if (dst_ip == 192.168.1.113){
>> if (force_rtp_proxy("FAIE"))
>> t_on_reply("1");
>> t_on_reply("1");
>> } else if (dst_ip == 192.168.1.113){
>> if (force_rtp_proxy("FAIE"))
>> t_on_reply("1");
>> } else if (dst_ip == 172.16.1.2){
>> if (force_rtp_proxy("FAEE"))
>> t_on_reply("1");
>> }
>> };
>> # Record-route all messages -- to make sure that
>> # subsequent messages will go through our proxy; that's
>> # particularly good if upstream and downstream entities
>> # use different transport protocol
>>
>> # This is the Call Tear Down Section
>> if (method=="BYE" || method=="CANCEL") {
>> unforce_rtp_proxy();
>> };
>>
>> route(1);
>> }
>>
>> route[1] {
>>
>> t_on_reply("1");
>>
>> #force_rtp_proxy();
>> t_relay("udp:192.168.1.2:5060");
>>
>>
>> }
>>
>> onreply_route[1] {
>>
>> if (!search("^Content-Length:[ ]*0")) {
>> force_rtp_proxy();
>> };
>>
>> if (nat_uac_test("1")) {
>> fix_nated_contact();
>> };
>> }
>>
>> loadmodule "/usr/local/openser_1/lib/openser/modules/uri_db.so"
>> loadmodule "/usr/local/openser_1/lib/openser/modules/domain.so"
>> loadmodule "/usr/local/openser_1/lib/openser/modules/mediaproxy.so"
>>
>>
>>
>>
>>
>> ifconfig output
>>
>> eth0 Link encap:Ethernet HWaddr 00:0E:2E:0A:61:68
>> inet addr:172.16.18.2 Bcast:172.16.18.255 Mask:255.255.255.0
>> inet6 addr: fe80::20e:2eff:fe0a:6168/64 Scope:Link
>> UP BROADCAST MULTICAST MTU:1500 Metric:1
>> RX packets:216465 errors:0 dropped:0 overruns:0 frame:0
>> TX packets:323925 errors:0 dropped:0 overruns:0 carrier:0
>> collisions:0 txqueuelen:1000
>> RX bytes:18190685 (17.3 MiB) TX bytes:118579358 (113.0 MiB)
>> Interrupt:185 Base address:0xaf00
>>
>> eth1 Link encap:Ethernet HWaddr 00:0E:2E:06:EC:17
>> inet addr:172.16.1.2 Bcast:172.16.1.255 Mask:255.255.255.0
>> UP BROADCAST MULTICAST MTU:1500 Metric:1
>> RX packets:0 errors:0 dropped:0 overruns:0 frame:0
>> TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
>> collisions:0 txqueuelen:1000
>> RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
>> Interrupt:209 Base address:0xce00
>>
>> eth2 Link encap:Ethernet HWaddr 00:0C:76:BE:E5:87
>> inet addr:192.168.1.112 Bcast:192.168.1.255 Mask:255.255.255.0
>> inet6 addr: fe80::20c:76ff:febe:e587/64 Scope:Link
>> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
>> RX packets:1155321 errors:0 dropped:0 overruns:0 frame:0
>> TX packets:664343 errors:0 dropped:0 overruns:0 carrier:0
>> collisions:0 txqueuelen:1000
>> RX bytes:187622098 (178.9 MiB) TX bytes:125573054 (119.7 MiB)
>> Interrupt:217 Base address:0xed00
>>
>> eth2:0 Link encap:Ethernet HWaddr 00:0C:76:BE:E5:87
>> inet addr:192.168.1.113 Bcast:192.168.1.255 Mask:255.255.255.0
>> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
>> Interrupt:217 Base address:0xed00
>>
>>
>>
>> _______________________________________________
>> Users mailing list
>> Users at openser.org
>> http://openser.org/cgi-bin/mailman/listinfo/users
>>
>
>
> ------------------------------------------------------------------------
>
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--
Klaus Darilion
nic.at
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