Hi Azeez, I am not clear how this fits within the big picture? Did you mean to use this only for LXC case or for general MT/LB case as well? If yes, where we do the MT specific bit?
--Srinath On Wed, May 2, 2012 at 8:30 AM, Sanjiva Weerawarana <[email protected]> wrote: > This is awesome Azeez - much better than adding routes to the LB node! > > I've been thinking about the network address problem .. what set of IPs to > use for the LXCs. Using 10.* or 192.168.* requires manual intervention > because anything we pick may be an already used network the organization .. > and those will then become inaccessible to any app running inside an LXC. > > I looked at 169.254 and it looks like that's an option. See [1][2][3] .. its > called a "link local" address and it seems like the right thing for us to > use. So we'd give say 169.254.99.* for the internal boxes and have iptables > forward the ports to those. Looks like we can simply bring up the LXC, have > it pick up whatever IP in the 169.254 range and then add a default route to > the host IP and register itself with the host (host IP would have to be a > boot param). > > [1] http://en.wikipedia.org/wiki/Private_network > [2] http://tools.ietf.org/html/rfc5735 > [3] http://tools.ietf.org/html/rfc3927 > > Sanjiva. > > On Tue, May 1, 2012 at 11:05 PM, Afkham Azeez <[email protected]> wrote: >> >> I have got this working for the well-known membership scheme. Let's test >> it with the LXC setup tomorrow. The route addition to the LB machine is not >> a scalable approach since we will need to do this in all worker node >> machines as well since the members in a cluster should be able to >> communicate with each other. >> >> >> On Tue, May 1, 2012 at 9:25 PM, Afkham Azeez <[email protected]> wrote: >>> >>> I just went through the Tribes code and figured out that the local member >>> host and bind address can be configured to be different values. It is the >>> localMemberHost that is advertised by Tribes while >>> the localMemberBindAddress is the IP address used for binding the server >>> socket. I will make the necessary changes to Axis2 and inform this list. My >>> plan is to add a new optional parameter called localMemberBindAddress to the >>> axis2.xml's clustering section, in addition to the already existing >>> localMemberHost. If localMemberBindAddress is not specified, we assume that >>> it is same as the localMemberHost. >>> >>> e.g. >>> <parameter name="localMemberHost">10.100.3.67</parameter> >>> >>> <parameter >>> name="localMemberBindAddress">192.168.1.121</parameter> >>> >>> Then we have to setup iptables on the physical machine to do port >>> forwarding. In this model, we have to make sure that all Carbon processes >>> started within LXCs have unique ports. Otherwise the port forwarding will >>> not work. >>> >>> Thoughts welcome. >>> >>> -- >>> Afkham Azeez >>> Director of Architecture; WSO2, Inc.; http://wso2.com >>> Member; Apache Software Foundation; http://www.apache.org/ >>> >>> email: [email protected] cell: +94 77 3320919 >>> blog: http://blog.afkham.org >>> twitter: http://twitter.com/afkham_azeez >>> linked-in: http://lk.linkedin.com/in/afkhamazeez >>> >>> Lean . Enterprise . Middleware >>> >> >> >> >> -- >> Afkham Azeez >> Director of Architecture; WSO2, Inc.; http://wso2.com >> Member; Apache Software Foundation; http://www.apache.org/ >> >> email: [email protected] cell: +94 77 3320919 >> blog: http://blog.afkham.org >> twitter: http://twitter.com/afkham_azeez >> linked-in: http://lk.linkedin.com/in/afkhamazeez >> >> Lean . Enterprise . Middleware >> >> >> _______________________________________________ >> Dev mailing list >> [email protected] >> http://wso2.org/cgi-bin/mailman/listinfo/dev >> > > > > -- > Sanjiva Weerawarana, Ph.D. > Founder, Chairman & CEO; WSO2, Inc.; http://wso2.com/ > email: [email protected]; phone: +94 11 763 9614; cell: +94 77 787 6880 | +1 > 650 265 8311 > blog: http://sanjiva.weerawarana.org/ > > > Lean . Enterprise . Middleware > > _______________________________________________ > Dev mailing list > [email protected] > http://wso2.org/cgi-bin/mailman/listinfo/dev > -- ============================ Srinath Perera, Ph.D. http://www.cs.indiana.edu/~hperera/ http://srinathsview.blogspot.com/ _______________________________________________ Dev mailing list [email protected] http://wso2.org/cgi-bin/mailman/listinfo/dev
