Thanks Raj! So, yes this is the same thing we had in M2. Each member gets a host ip and the service port.
On Sat, Oct 25, 2014 at 2:29 PM, Lakmal Warusawithana <[email protected]> wrote: > Thanks Raj, more clear now :) > > On Sat, Oct 25, 2014 at 5:57 PM, Rajkumar Rajaratnam <[email protected]> > wrote: > >> Hi, >> >> Let me explain how it works now. >> >> Each member object has kubernetes host IP (in which that member is >> created) and service proxy port. LB is working as previously where it >> distributes requests between members. Since member's IP and port is now >> kubernetes host IP and service proxy port, LB actually distributes requests >> to the kubernetes service proxies. >> >> I will attach LB log. You will see that LB is sending request to the >> kubernetes service proxies. >> >> I am accessing via cluster host name and proxy port ( >> http://myphp.apachestratos.org:8281/). >> >> [2014-10-24 16:39:42,901] DEBUG - TenantAwareLoadBalanceEndpoint >> Multi-tenancy enabled, scanning URL for tenant... >> [2014-10-24 16:39:42,901] DEBUG - TenantAwareLoadBalanceEndpoint Request >> URL: / >> [2014-10-24 16:39:42,902] DEBUG - TenantAwareLoadBalanceEndpoint Tenant >> identifier regex: t/([^/]*)/ >> [2014-10-24 16:39:42,902] DEBUG - TenantAwareLoadBalanceEndpoint Tenant >> identifier not found in URL >> [2014-10-24 16:39:42,902] DEBUG - RoundRobin Searching for next member: >> [service] php [cluster]: myphp.php.domain [member-count]: 2 [current-index] >> 0 >> [2014-10-24 16:39:42,902] DEBUG - LoadBalancerCache Cached property: >> [cache] algorithm.context.cache [property] php-myphp.php.domain [value] 1 >> [2014-10-24 16:39:42,902] DEBUG - RequestDelegator Next member identified >> in 0ms: [service] php [cluster] myphp.php.domain [member] >> c6380d6a-5b6d-11e4-816c-08002794b041 >> [2014-10-24 16:39:42,902] DEBUG - TenantAwareLoadBalanceEndpoint Using >> member IP address: [member] c6380d6a-5b6d-11e4-816c-08002794b041 [ip] >> 172.17.8.101 >> [2014-10-24 16:39:42,902] DEBUG - TenantAwareLoadBalanceEndpoint Updating >> axis2 member port >> [2014-10-24 16:39:42,902] DEBUG - TenantAwareLoadBalanceEndpoint Outgoing >> request port found: 4503 >> [2014-10-24 16:39:42,902] DEBUG - TenantAwareLoadBalanceEndpoint Sending >> request to endpoint:http://172.17.8.101:4503/ >> [2014-10-24 16:39:42,908] DEBUG - ResponseInterceptor Response >> interceptor mediation started >> [2014-10-24 16:39:46,671] DEBUG - TenantAwareLoadBalanceEndpoint >> Multi-tenancy enabled, scanning URL for tenant... >> [2014-10-24 16:39:46,672] DEBUG - TenantAwareLoadBalanceEndpoint Request >> URL: / >> [2014-10-24 16:39:46,672] DEBUG - TenantAwareLoadBalanceEndpoint Tenant >> identifier regex: t/([^/]*)/ >> [2014-10-24 16:39:46,672] DEBUG - TenantAwareLoadBalanceEndpoint Tenant >> identifier not found in URL >> [2014-10-24 16:39:46,672] DEBUG - RoundRobin Searching for next member: >> [service] php [cluster]: myphp.php.domain [member-count]: 2 [current-index] >> 1 >> [2014-10-24 16:39:46,672] DEBUG - LoadBalancerCache Cached property: >> [cache] algorithm.context.cache [property] php-myphp.php.domain [value] 0 >> [2014-10-24 16:39:46,672] DEBUG - RequestDelegator Next member identified >> in 0ms: [service] php [cluster] myphp.php.domain [member] >> c6385923-5b6d-11e4-816c-08002794b041 >> [2014-10-24 16:39:46,672] DEBUG - TenantAwareLoadBalanceEndpoint Using >> member IP address: [member] c6385923-5b6d-11e4-816c-08002794b041 [ip] >> 172.17.8.102 >> [2014-10-24 16:39:46,672] DEBUG - TenantAwareLoadBalanceEndpoint Updating >> axis2 member port >> [2014-10-24 16:39:46,672] DEBUG - TenantAwareLoadBalanceEndpoint Outgoing >> request port found: 4503 >> [2014-10-24 16:39:46,673] DEBUG - TenantAwareLoadBalanceEndpoint Sending >> request to endpoint:http://172.17.8.102:4503/ >> [2014-10-24 16:39:46,678] DEBUG - ResponseInterceptor Response >> interceptor mediation started >> [2014-10-24 16:39:49,554] DEBUG - TenantAwareLoadBalanceEndpoint >> Multi-tenancy enabled, scanning URL for tenant... >> [2014-10-24 16:39:49,555] DEBUG - TenantAwareLoadBalanceEndpoint Request >> URL: / >> [2014-10-24 16:39:49,555] DEBUG - TenantAwareLoadBalanceEndpoint Tenant >> identifier regex: t/([^/]*)/ >> [2014-10-24 16:39:49,555] DEBUG - TenantAwareLoadBalanceEndpoint Tenant >> identifier not found in URL >> [2014-10-24 16:39:49,555] DEBUG - RoundRobin Searching for next member: >> [service] php [cluster]: myphp.php.domain [member-count]: 2 [current-index] >> 0 >> [2014-10-24 16:39:49,556] DEBUG - LoadBalancerCache Cached property: >> [cache] algorithm.context.cache [property] php-myphp.php.domain [value] 1 >> [2014-10-24 16:39:49,556] DEBUG - RequestDelegator Next member identified >> in 1ms: [service] php [cluster] myphp.php.domain [member] >> c6380d6a-5b6d-11e4-816c-08002794b041 >> [2014-10-24 16:39:49,556] DEBUG - TenantAwareLoadBalanceEndpoint Using >> member IP address: [member] c6380d6a-5b6d-11e4-816c-08002794b041 [ip] >> 172.17.8.101 >> [2014-10-24 16:39:49,556] DEBUG - TenantAwareLoadBalanceEndpoint Updating >> axis2 member port >> [2014-10-24 16:39:49,557] DEBUG - TenantAwareLoadBalanceEndpoint Outgoing >> request port found: 4503 >> [2014-10-24 16:39:49,557] DEBUG - TenantAwareLoadBalanceEndpoint Sending >> request to endpoint:http://172.17.8.101:4503/ >> [2014-10-24 16:39:49,563] DEBUG - ResponseInterceptor Response >> interceptor mediation started >> [2014-10-24 16:39:52,104] DEBUG - TenantAwareLoadBalanceEndpoint >> Multi-tenancy enabled, scanning URL for tenant... >> [2014-10-24 16:39:52,104] DEBUG - TenantAwareLoadBalanceEndpoint Request >> URL: / >> [2014-10-24 16:39:52,104] DEBUG - TenantAwareLoadBalanceEndpoint Tenant >> identifier regex: t/([^/]*)/ >> [2014-10-24 16:39:52,105] DEBUG - TenantAwareLoadBalanceEndpoint Tenant >> identifier not found in URL >> [2014-10-24 16:39:52,105] DEBUG - RoundRobin Searching for next member: >> [service] php [cluster]: myphp.php.domain [member-count]: 2 [current-index] >> 1 >> [2014-10-24 16:39:52,105] DEBUG - LoadBalancerCache Cached property: >> [cache] algorithm.context.cache [property] php-myphp.php.domain [value] 0 >> [2014-10-24 16:39:52,105] DEBUG - RequestDelegator Next member identified >> in 0ms: [service] php [cluster] myphp.php.domain [member] >> c6385923-5b6d-11e4-816c-08002794b041 >> [2014-10-24 16:39:52,105] DEBUG - TenantAwareLoadBalanceEndpoint Using >> member IP address: [member] c6385923-5b6d-11e4-816c-08002794b041 [ip] >> 172.17.8.102 >> [2014-10-24 16:39:52,105] DEBUG - TenantAwareLoadBalanceEndpoint Updating >> axis2 member port >> [2014-10-24 16:39:52,105] DEBUG - TenantAwareLoadBalanceEndpoint Outgoing >> request port found: 4503 >> [2014-10-24 16:39:52,105] DEBUG - TenantAwareLoadBalanceEndpoint Sending >> request to endpoint:http://172.17.8.102:4503/ >> [2014-10-24 16:39:52,109] DEBUG - ResponseInterceptor Response >> interceptor mediation started >> [2014-10-24 16:40:03,409] DEBUG - TenantAwareLoadBalanceEndpoint >> Multi-tenancy enabled, scanning URL for tenant... >> [2014-10-24 16:40:03,410] DEBUG - TenantAwareLoadBalanceEndpoint Request >> URL: / >> [2014-10-24 16:40:03,410] DEBUG - TenantAwareLoadBalanceEndpoint Tenant >> identifier regex: t/([^/]*)/ >> [2014-10-24 16:40:03,410] DEBUG - TenantAwareLoadBalanceEndpoint Tenant >> identifier not found in URL >> [2014-10-24 16:40:03,410] DEBUG - RoundRobin Searching for next member: >> [service] php [cluster]: myphp.php.domain [member-count]: 2 [current-index] >> 0 >> [2014-10-24 16:40:03,410] DEBUG - LoadBalancerCache Cached property: >> [cache] algorithm.context.cache [property] php-myphp.php.domain [value] 1 >> [2014-10-24 16:40:03,411] DEBUG - RequestDelegator Next member identified >> in 1ms: [service] php [cluster] myphp.php.domain [member] >> c6380d6a-5b6d-11e4-816c-08002794b041 >> [2014-10-24 16:40:03,411] DEBUG - TenantAwareLoadBalanceEndpoint Using >> member IP address: [member] c6380d6a-5b6d-11e4-816c-08002794b041 [ip] >> 172.17.8.101 >> [2014-10-24 16:40:03,411] DEBUG - TenantAwareLoadBalanceEndpoint Updating >> axis2 member port >> [2014-10-24 16:40:03,411] DEBUG - TenantAwareLoadBalanceEndpoint Outgoing >> request port found: 4503 >> [2014-10-24 16:40:03,411] DEBUG - TenantAwareLoadBalanceEndpoint Sending >> request to endpoint:http://172.17.8.101:4503/ >> [2014-10-24 16:40:03,414] DEBUG - ResponseInterceptor Response >> interceptor mediation started >> >> >> Thanks. >> >> >> >> On Sat, Oct 25, 2014 at 5:39 PM, Lakmal Warusawithana <[email protected]> >> wrote: >> >>> >>> >>> On Sat, Oct 25, 2014 at 5:32 PM, Lakmal Warusawithana <[email protected]> >>> wrote: >>> >>>> >>>> >>>> On Sat, Oct 25, 2014 at 2:19 PM, Nirmal Fernando < >>>> [email protected]> wrote: >>>> >>>>> >>>>> >>>>> On Sat, Oct 25, 2014 at 6:26 AM, Imesh Gunaratne <[email protected]> >>>>> wrote: >>>>> >>>>>> Hi, >>>>>> >>>>>> We have now fixed the following issues identified with the load >>>>>> balancer: >>>>>> >>>>>> - Fixed messaging component dependencies in load balancer package. >>>>>> - Fixed an issue in messaging component which raised a class cast >>>>>> exception in debug mode. >>>>>> - Added generated service host port to the member port map. This will >>>>>> overwrite the port value given by the cartridge definition with the >>>>>> generated service host port, if the cluster is kubernetes. >>>>>> >>>>> >>> Here are we talking about kubernetes host and service (pod) port? And we >>> are adding them into LB end point? >>> >>> >>>> - Now the load balancer will apply the load balancing algorithm on the >>>>>> list of members found in the cluster, not on the list of service proxies. >>>>>> >>>>> >>>>> Can you explain this a bit more please? Does this mean we are not >>>>> going to use Kubernetes service proxies anymore? >>>>> >>>> >>>> Yes, I also unclear on this. If we are not taking kubernetes service >>>> proxies, how do we identified members? >>>> >>>> >>>>> >>>>> >>>>>> We could improve further in a future milestone. >>>>>> >>>>>> Thanks >>>>>> >>>>>> -- >>>>>> Imesh Gunaratne >>>>>> >>>>>> Technical Lead, WSO2 >>>>>> Committer & PMC Member, Apache Stratos >>>>>> >>>>> >>>>> >>>>> >>>>> -- >>>>> Best Regards, >>>>> Nirmal >>>>> >>>>> Nirmal Fernando. >>>>> PPMC Member & Committer of Apache Stratos, >>>>> Senior Software Engineer, WSO2 Inc. >>>>> >>>>> Blog: http://nirmalfdo.blogspot.com/ >>>>> >>>> >>>> >>>> >>>> -- >>>> Lakmal Warusawithana >>>> Vice President, Apache Stratos >>>> Director - Cloud Architecture; WSO2 Inc. >>>> Mobile : +94714289692 >>>> Blog : http://lakmalsview.blogspot.com/ >>>> >>>> >>> >>> >>> -- >>> Lakmal Warusawithana >>> Vice President, Apache Stratos >>> Director - Cloud Architecture; WSO2 Inc. >>> Mobile : +94714289692 >>> Blog : http://lakmalsview.blogspot.com/ >>> >>> >> >> >> -- >> Rajkumar Rajaratnam >> Software Engineer | WSO2, Inc. >> Mobile +94777568639 | +94783498120 >> > > > > -- > Lakmal Warusawithana > Vice President, Apache Stratos > Director - Cloud Architecture; WSO2 Inc. > Mobile : +94714289692 > Blog : http://lakmalsview.blogspot.com/ > > -- Best Regards, Nirmal Nirmal Fernando. PPMC Member & Committer of Apache Stratos, Senior Software Engineer, WSO2 Inc. Blog: http://nirmalfdo.blogspot.com/
