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Autoscale:7078-NetScaler's API changes for autoscale
This commit is contained in:
Vijay venkatachalam
Vijay Venkatachalam
parent
3ceebc140a
commit
c7f84cae77
@ -31,11 +31,11 @@ import com.citrix.netscaler.nitro.resource.base.base_response;
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import com.citrix.netscaler.nitro.resource.config.autoscale.autoscaleprofile;
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import com.citrix.netscaler.nitro.resource.config.basic.server_service_binding;
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import com.citrix.netscaler.nitro.resource.config.basic.servicegroup;
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import com.citrix.netscaler.nitro.resource.config.basic.servicegroup_lbmonitor_binding;
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import com.citrix.netscaler.nitro.resource.config.lb.lbmetrictable;
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import com.citrix.netscaler.nitro.resource.config.lb.lbmetrictable_metric_binding;
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import com.citrix.netscaler.nitro.resource.config.lb.lbmonitor;
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import com.citrix.netscaler.nitro.resource.config.lb.lbmonitor_lbmetrictable_binding;
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import com.citrix.netscaler.nitro.resource.config.lb.lbmonitor_servicegroup_binding;
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import com.citrix.netscaler.nitro.resource.config.lb.lbmonitor_metric_binding;
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import com.citrix.netscaler.nitro.resource.config.lb.lbvserver;
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import com.citrix.netscaler.nitro.resource.config.lb.lbvserver_service_binding;
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import com.citrix.netscaler.nitro.resource.config.lb.lbvserver_servicegroup_binding;
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@ -47,8 +47,9 @@ import com.citrix.netscaler.nitro.resource.config.network.vlan_nsip_binding;
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import com.citrix.netscaler.nitro.resource.config.ns.nsconfig;
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import com.citrix.netscaler.nitro.resource.config.ns.nshardware;
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import com.citrix.netscaler.nitro.resource.config.ns.nsip;
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import com.citrix.netscaler.nitro.resource.config.timer.timerpolicy;
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import com.citrix.netscaler.nitro.resource.config.timer.timertrigger_timerpolicy_binding;
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import com.citrix.netscaler.nitro.resource.config.ns.nstimer;
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import com.citrix.netscaler.nitro.resource.config.ns.nstimer_autoscalepolicy_binding;
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import com.citrix.netscaler.nitro.resource.config.autoscale.*;
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import com.citrix.netscaler.nitro.resource.stat.lb.lbvserver_stats;
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import com.citrix.netscaler.nitro.service.nitro_service;
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import com.citrix.netscaler.nitro.util.filtervalue;
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@ -1363,15 +1364,15 @@ public class NetscalerResource implements ServerResource {
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boolean vserverExisis = false;
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lbvserver vserver = getVirtualServerIfExisits(virtualServerName);
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if (vserver == null) {
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vserver = new lbvserver();
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} else {
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if (vserver != null) {
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if (!vserver.get_servicetype().equalsIgnoreCase(protocol)) {
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throw new ExecutionException("Can not update virtual server:" + virtualServerName + " as current protocol:" + vserver.get_servicetype() + " of virtual server is different from the "
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+ " intended protocol:" + protocol);
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}
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vserverExisis = true;
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}
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// Use new vserver always for configuration
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vserver = new lbvserver();
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vserver.set_name(virtualServerName);
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vserver.set_ipv46(publicIp);
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vserver.set_port(publicPort);
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@ -1415,11 +1416,9 @@ public class NetscalerResource implements ServerResource {
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// set session persistence timeout
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vserver.set_timeout(timeout);
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} else {
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if (vserver.get_persistencetype() != null) {
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// delete the LB stickyness policy
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vserver.set_persistencetype("NONE");
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}
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}
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if (vserverExisis) {
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apiCallResult = lbvserver.update(_netscalerService,vserver);
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@ -1498,23 +1497,23 @@ public class NetscalerResource implements ServerResource {
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AutoScaleVmGroupTO vmGroupTO = loadBalancerTO.getAutoScaleVmGroupTO();
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if (s_logger.isDebugEnabled()) {
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s_logger.debug("Created load balancing virtual server " + nsVirtualServerName + " on the Netscaler device");
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}
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}
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addLBVirtualServer(nsVirtualServerName, srcIp, srcPort, lbAlgorithm, lbProtocol, loadBalancerTO.getStickinessPolicies(), vmGroupTO);
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String serviceGroupName = generateAutoScaleServiceGroupName(srcIp, srcPort);
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if(!nsServiceGroupExists(serviceGroupName)) {
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// add servicegroup lb_autoscaleGroup -autoscale POLICY -memberPort 80
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int memberPort = vmGroupTO.getMemberPort();
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try {
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try {
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servicegroup serviceGroup = new servicegroup();
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serviceGroup.set_servicegroupname(serviceGroupName);
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serviceGroup.set_servicetype(lbProtocol);
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serviceGroup.set_autoscale("POLICY");
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serviceGroup.set_memberport(memberPort);
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serviceGroup.add(_netscalerService, serviceGroup);
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} catch (Exception e) {
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throw e;
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}
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} catch (Exception e) {
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throw e;
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}
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}
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if(!isServiceGroupBoundToVirtualServer(nsVirtualServerName, serviceGroupName)) {
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@ -1522,13 +1521,13 @@ public class NetscalerResource implements ServerResource {
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// bind lb vserver lb lb_autoscaleGroup
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lbvserver_servicegroup_binding vserver_servicegroup_binding = new lbvserver_servicegroup_binding();
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try {
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try {
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vserver_servicegroup_binding.set_name(nsVirtualServerName);
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vserver_servicegroup_binding.set_servicegroupname(serviceGroupName);
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vserver_servicegroup_binding.add(_netscalerService, vserver_servicegroup_binding);
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} catch (Exception e) {
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throw e;
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}
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} catch (Exception e) {
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throw e;
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}
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}
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// Create the autoscale config
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@ -1544,30 +1543,32 @@ public class NetscalerResource implements ServerResource {
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String nsVirtualServerName = generateNSVirtualServerName(srcIp, srcPort);
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String serviceGroupName = generateAutoScaleServiceGroupName(srcIp, srcPort);
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if (loadBalancerTO.getAutoScaleVmGroupTO().getState().equals("enabled")) {
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disableAutoScaleConfig(loadBalancerTO, false);
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}
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if(isServiceGroupBoundToVirtualServer(nsVirtualServerName, serviceGroupName)) {
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// UnBind autoscale service group
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// unbind lb vserver lb lb_autoscaleGroup
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// UnBind autoscale service group
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// unbind lb vserver lb lb_autoscaleGroup
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lbvserver_servicegroup_binding vserver_servicegroup_binding = new lbvserver_servicegroup_binding();
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try {
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vserver_servicegroup_binding.set_name(nsVirtualServerName);
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vserver_servicegroup_binding.set_servicegroupname(serviceGroupName);
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vserver_servicegroup_binding.delete(_netscalerService, vserver_servicegroup_binding);
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} catch (Exception e) {
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throw e;
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}
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try {
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vserver_servicegroup_binding.set_name(nsVirtualServerName);
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vserver_servicegroup_binding.set_servicegroupname(serviceGroupName);
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vserver_servicegroup_binding.delete(_netscalerService, vserver_servicegroup_binding);
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} catch (Exception e) {
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throw e;
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}
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}
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if(nsServiceGroupExists(serviceGroupName)) {
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// Remove autoscale service group
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com.citrix.netscaler.nitro.resource.config.basic.servicegroup serviceGroup = new com.citrix.netscaler.nitro.resource.config.basic.servicegroup();
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try {
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serviceGroup.set_servicegroupname(serviceGroupName);
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serviceGroup.delete(_netscalerService, serviceGroup);
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} catch (Exception e) {
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throw e;
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}
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// Remove autoscale service group
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com.citrix.netscaler.nitro.resource.config.basic.servicegroup serviceGroup = new com.citrix.netscaler.nitro.resource.config.basic.servicegroup();
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try {
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serviceGroup.set_servicegroupname(serviceGroupName);
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serviceGroup.delete(_netscalerService, serviceGroup);
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} catch (Exception e) {
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throw e;
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}
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}
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removeLBVirtualServer(nsVirtualServerName);
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@ -1598,254 +1599,262 @@ public class NetscalerResource implements ServerResource {
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try
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{
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// Set min and max autoscale members;
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// add lb vserver lb http 10.102.31.100 80 -minAutoscaleMinMembers 3 -maxAutoscaleMembers 10
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int minAutoScaleMembers = vmGroupTO.getMinMembers();
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int maxAutoScaleMembers = vmGroupTO.getMaxMembers();
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// Set min and max autoscale members;
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// add lb vserver lb http 10.102.31.100 80 -minAutoscaleMinMembers 3 -maxAutoscaleMembers 10
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int minAutoScaleMembers = vmGroupTO.getMinMembers();
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int maxAutoScaleMembers = vmGroupTO.getMaxMembers();
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lbvserver vserver = new lbvserver();
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try {
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try {
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vserver.set_name(nsVirtualServerName);
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vserver.set_minautoscalemembers(minAutoScaleMembers);
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vserver.set_maxautoscalemembers(maxAutoScaleMembers);
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vserver.update(_netscalerService, vserver);
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} catch (Exception e) {
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} catch (Exception e) {
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// Ignore Exception on cleanup
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if(!isCleanUp) throw e;
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}
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}
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/* AutoScale Config */
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// Add AutoScale Profile
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// add autoscale profile lb_asprofile CLOUDSTACK -url -http:// 10.102.31.34:8080/client/api- -apiKey abcdef
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// -sharedSecret xyzabc
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String apiKey = profileTO.getAutoScaleUserApiKey();
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String secretKey = profileTO.getAutoScaleUserSecretKey();
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String url = profileTO.getCloudStackApiUrl();
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/* AutoScale Config */
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// Add AutoScale Profile
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// add autoscale profile lb_asprofile CLOUDSTACK -url -http:// 10.102.31.34:8080/client/api- -apiKey abcdef
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// -sharedSecret xyzabc
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String apiKey = profileTO.getAutoScaleUserApiKey();
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String secretKey = profileTO.getAutoScaleUserSecretKey();
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String url = profileTO.getCloudStackApiUrl();
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com.citrix.netscaler.nitro.resource.config.autoscale.autoscaleprofile autoscaleProfile = new com.citrix.netscaler.nitro.resource.config.autoscale.autoscaleprofile();
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try {
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autoscaleProfile.set_name(profileName);
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autoscaleProfile.set_type("CLOUDSTACK");
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autoscaleProfile.set_apikey(apiKey);
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autoscaleProfile.set_sharedsecret(secretKey);
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autoscaleProfile.set_url(url);
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autoscaleProfile.add(_netscalerService, autoscaleProfile);
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} catch (Exception e) {
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com.citrix.netscaler.nitro.resource.config.autoscale.autoscaleprofile autoscaleProfile = new com.citrix.netscaler.nitro.resource.config.autoscale.autoscaleprofile();
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try {
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autoscaleProfile.set_name(profileName);
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autoscaleProfile.set_type("CLOUDSTACK");
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autoscaleProfile.set_apikey(apiKey);
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autoscaleProfile.set_sharedsecret(secretKey);
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autoscaleProfile.set_url(url);
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autoscaleProfile.add(_netscalerService, autoscaleProfile);
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} catch (Exception e) {
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// Ignore Exception on cleanup
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if(!isCleanUp) throw e;
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}
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}
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// Add Timer
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com.citrix.netscaler.nitro.resource.config.timer.timertrigger timer = new com.citrix.netscaler.nitro.resource.config.timer.timertrigger();
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try {
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timer.set_name(timerName);
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timer.set_interval(interval);
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timer.add(_netscalerService, timer);
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} catch (Exception e) {
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// Add Timer
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nstimer timer = new nstimer();
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try {
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timer.set_name(timerName);
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timer.set_interval(interval);
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timer.add(_netscalerService, timer);
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} catch (Exception e) {
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// Ignore Exception on cleanup
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if(!isCleanUp) throw e;
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}
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}
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// AutoScale Actions
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Integer scaleUpQuietTime = null;
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Integer scaleDownQuietTime = null;
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for (AutoScalePolicyTO autoScalePolicyTO : policies) {
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if(scaleUpQuietTime == null) {
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if(isScaleUpPolicy(autoScalePolicyTO)) {
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scaleUpQuietTime = autoScalePolicyTO.getQuietTime();
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if(scaleDownQuietTime != null) {
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break;
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}
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}
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}
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if(scaleDownQuietTime == null) {
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if(isScaleDownPolicy(autoScalePolicyTO)) {
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scaleDownQuietTime = autoScalePolicyTO.getQuietTime();
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if(scaleUpQuietTime != null) {
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break;
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}
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}
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}
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}
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// Add AutoScale ScaleUp action
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// add autoscale action lb_scaleUpAction provision -vserver lb -profilename lb_asprofile -params
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// -lbruleid=1234&command=deployvm&zoneid=10&templateid=5&serviceofferingid=3- -quiettime 300
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com.citrix.netscaler.nitro.resource.config.autoscale.autoscaleaction scaleUpAction = new com.citrix.netscaler.nitro.resource.config.autoscale.autoscaleaction();
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try {
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scaleUpAction.set_name(scaleUpActionName);
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scaleUpAction.set_type("SCALE_UP"); // TODO: will this be called provision?
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scaleUpAction.set_vserver(nsVirtualServerName); // Actions Vserver, the one that is autoscaled, with CS
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// now both are same. Not exposed in API.
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scaleUpAction.set_profilename(profileName);
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scaleUpAction.set_quiettime(scaleUpQuietTime);
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String scaleUpParameters = "command=deployVirtualMachine" + "&" +
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ApiConstants.ZONE_ID + "=" + profileTO.getZoneId()+ "&" +
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ApiConstants.SERVICE_OFFERING_ID + "=" + profileTO.getServiceOfferingId()+ "&" +
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ApiConstants.TEMPLATE_ID + "=" + profileTO.getTemplateId()+ "&" +
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((profileTO.getOtherDeployParams() == null)? "" : (profileTO.getOtherDeployParams() + "&")) +
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"lbruleid=" + loadBalancerTO.getId();
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scaleUpAction.set_parameters(scaleUpParameters);
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scaleUpAction.add(_netscalerService, scaleUpAction);
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} catch (Exception e) {
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// Ignore Exception on cleanup
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if(!isCleanUp) throw e;
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}
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com.citrix.netscaler.nitro.resource.config.autoscale.autoscaleaction scaleDownAction = new com.citrix.netscaler.nitro.resource.config.autoscale.autoscaleaction();
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Integer destroyVmGracePeriod = profileTO.getDestroyVmGraceperiod();
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try {
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scaleDownAction.set_name(scaleDownActionName);
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scaleDownAction.set_type("SCALE_DOWN"); // TODO: will this be called de-provision?
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scaleDownAction.set_vserver(nsVirtualServerName); // TODO: no global option as of now through Nitro.
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// Testing cannot be done.
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scaleDownAction.set_profilename(profileName);
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scaleDownAction.set_quiettime(scaleDownQuietTime);
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String scaleDownParameters = "command=destroyVirtualMachine" + "&" +
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"lbruleid=" + loadBalancerTO.getId();
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scaleDownAction.set_parameters(scaleDownParameters);
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scaleDownAction.set_vmdestroygraceperiod(destroyVmGracePeriod);
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scaleDownAction.add(_netscalerService, scaleDownAction);
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} catch (Exception e) {
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// Ignore Exception on cleanup
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if(!isCleanUp) throw e;
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}
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/* Create min member policy */
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String minMemberPolicyName = generateAutoScaleMinPolicyName(srcIp, srcPort);
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String minMemberPolicyExp = "SYS.VSERVER(\"" + nsVirtualServerName + "\").ACTIVESERVICES.LT(SYS.VSERVER(\"" + nsVirtualServerName + "\").MINAUTOSCALEMEMBERS)";
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addAutoScalePolicy(timerName, minMemberPolicyName, cur_prirotiy++, minMemberPolicyExp, scaleUpActionName,
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interval, interval, isCleanUp);
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/* Create max member policy */
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String maxMemberPolicyName = generateAutoScaleMaxPolicyName(srcIp, srcPort);
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String maxMemberPolicyExp = "SYS.VSERVER(\"" + nsVirtualServerName + "\").ACTIVESERVICES.GT(SYS.VSERVER(\"" + nsVirtualServerName + "\").MAXAUTOSCALEMEMBERS)";
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addAutoScalePolicy(timerName, maxMemberPolicyName, cur_prirotiy++, maxMemberPolicyExp, scaleDownActionName,
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interval, interval, isCleanUp);
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/* Create Counters */
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HashMap<String, Integer> snmpMetrics = new HashMap<String, Integer>();
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for (AutoScalePolicyTO autoScalePolicyTO : policies) {
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List<ConditionTO> conditions = autoScalePolicyTO.getConditions();
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String policyExpression = "";
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int snmpCounterNumber = 0;
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for (ConditionTO conditionTO : conditions) {
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CounterTO counterTO = conditionTO.getCounter();
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String counterName = counterTO.getName();
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String operator = conditionTO.getRelationalOperator();
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long threshold = conditionTO.getThreshold();
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StringBuilder conditionExpression = new StringBuilder();
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Formatter formatter = new Formatter(conditionExpression, Locale.US);
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if(counterTO.getSource().equals("snmp"))
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{
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counterName = generateSnmpMetricName(counterName);
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if(snmpMetrics.size() == 0) {
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// Create Metric Table
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//add lb metricTable lb_metric_table
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lbmetrictable metricTable = new lbmetrictable();
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try {
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metricTable.set_metrictable(mtName);
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metricTable.add(_netscalerService, metricTable);
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} catch (Exception e) {
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// Ignore Exception on cleanup
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if(!isCleanUp) throw e;
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}
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// Create Monitor
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// add lb monitor lb_metric_table_mon LOAD -destPort 161 -snmpCommunity public -metricTable
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// lb_metric_table -interval <policy_interval == 80% >
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lbmonitor monitor = new lbmonitor();
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try {
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monitor.set_monitorname(monitorName);
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monitor.set_type("LOAD");
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monitor.set_destport(snmpPort);
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monitor.set_snmpcommunity(snmpCommunity);
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monitor.set_metrictable(mtName);
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monitor.set_interval((int)(interval * 0.8));
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monitor.add(_netscalerService, monitor);
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} catch (Exception e) {
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// Ignore Exception on cleanup
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if(!isCleanUp) throw e;
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}
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// Bind servicegroup to monitor. TODO: This will change later to bind Monitor to ServiceGroup.
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// bind lb monitor lb_metric_table_mon lb_autoscaleGroup -passive
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lbmonitor_servicegroup_binding monitor_servicegroup_binding = new lbmonitor_servicegroup_binding();
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try {
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monitor_servicegroup_binding.set_monitorname(monitorName);
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monitor_servicegroup_binding.set_servicegroupname(serviceGroupName);
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monitor_servicegroup_binding.set_passive(true); // Mark the monitor to do only collect
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// metrics, basically use it for autoscaling purpose only.
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monitor_servicegroup_binding.add(_netscalerService, monitor_servicegroup_binding);
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} catch (Exception e) {
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// Ignore Exception on cleanup
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if(!isCleanUp) throw e;
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}
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}
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boolean newMetric = !snmpMetrics.containsKey(counterName);
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if(newMetric) {
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snmpMetrics.put(counterName, snmpCounterNumber++);
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}
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if(newMetric)
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{
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// bind lb metricTable lb_metric_table mem 1.3.6.1.4.1.2021.11.9.0
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String counterOid = counterTO.getValue();
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lbmetrictable_metric_binding metrictable_metric_binding = new lbmetrictable_metric_binding();
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try {
|
||||
metrictable_metric_binding.set_metrictable(mtName);
|
||||
metrictable_metric_binding.set_metric(counterName);
|
||||
metrictable_metric_binding.set_Snmpoid(counterOid);
|
||||
metrictable_metric_binding.add(_netscalerService, metrictable_metric_binding);
|
||||
} catch (Exception e) {
|
||||
// Ignore Exception on cleanup
|
||||
if(!isCleanUp) throw e;
|
||||
}
|
||||
|
||||
// bind lb monitor lb_metric_table_mon -metric cpu -metricThreshold 1
|
||||
lbmonitor_lbmetrictable_binding monitor_metrictable_binding = new lbmonitor_lbmetrictable_binding();
|
||||
try {
|
||||
monitor_metrictable_binding.set_monitorname(monitorName);
|
||||
monitor_metrictable_binding.set_metric(counterName);
|
||||
monitor_metrictable_binding.set_metricthreshold(1); // 1 is a dummy threshold
|
||||
monitor_metrictable_binding.add(_netscalerService, monitor_metrictable_binding);
|
||||
} catch (Exception e) {
|
||||
// Ignore Exception on cleanup
|
||||
if(!isCleanUp) throw e;
|
||||
}
|
||||
}
|
||||
// SYS.VSERVER("abcd").SNMP_TABLE(0).AVERAGE_VALUE.GT(80)
|
||||
int counterIndex = snmpMetrics.get(counterName); // TODO: temporary fix. later on counter name will be added as a param to SNMP_TABLE.
|
||||
formatter.format("SYS.VSERVER(\"%s\").SNMP_TABLE(%d).AVERAGE_VALUE.%s(%d)",nsVirtualServerName, counterIndex, operator, threshold);
|
||||
}
|
||||
else if (counterTO.getSource().equals("netscaler"))
|
||||
{
|
||||
//SYS.VSERVER("abcd").RESPTIME.GT(10)
|
||||
formatter.format("SYS.VSERVER(\"%s\").%s.%s(%d)",nsVirtualServerName, counterTO.getValue(), operator, threshold);
|
||||
}
|
||||
if(policyExpression.length() != 0) {
|
||||
policyExpression += " && ";
|
||||
}
|
||||
policyExpression += conditionExpression;
|
||||
}
|
||||
policyExpression = "(" + policyExpression + ")";
|
||||
|
||||
String policyId = Long.toString(autoScalePolicyTO.getId());
|
||||
String policyName = generateAutoScalePolicyName(srcIp, srcPort, policyId);
|
||||
String action = null;
|
||||
// AutoScale Actions
|
||||
Integer scaleUpQuietTime = null;
|
||||
Integer scaleDownQuietTime = null;
|
||||
for (AutoScalePolicyTO autoScalePolicyTO : policies) {
|
||||
if(scaleUpQuietTime == null) {
|
||||
if(isScaleUpPolicy(autoScalePolicyTO)) {
|
||||
action = scaleUpActionName;
|
||||
String scaleUpCondition = "SYS.VSERVER(\"" + nsVirtualServerName + "\").ACTIVESERVICES.LT(SYS.VSERVER(\"" + nsVirtualServerName + "\").MAXAUTOSCALEMEMBERS)";
|
||||
policyExpression = scaleUpCondition + " && " + policyExpression;
|
||||
} else {
|
||||
action = scaleDownActionName;
|
||||
String scaleDownCondition = "SYS.VSERVER(\"" + nsVirtualServerName + "\").ACTIVESERVICES.GT(SYS.VSERVER(\"" + nsVirtualServerName + "\").MINAUTOSCALEMEMBERS)";
|
||||
policyExpression = scaleDownCondition + " && " + policyExpression;
|
||||
scaleUpQuietTime = autoScalePolicyTO.getQuietTime();
|
||||
if(scaleDownQuietTime != null) {
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
if(scaleDownQuietTime == null) {
|
||||
if(isScaleDownPolicy(autoScalePolicyTO)) {
|
||||
scaleDownQuietTime = autoScalePolicyTO.getQuietTime();
|
||||
if(scaleUpQuietTime != null) {
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
addAutoScalePolicy(timerName, policyName, cur_prirotiy++, policyExpression, action,
|
||||
// Add AutoScale ScaleUp action
|
||||
// add autoscale action lb_scaleUpAction provision -vserver lb -profilename lb_asprofile -params
|
||||
// -lbruleid=1234&command=deployvm&zoneid=10&templateid=5&serviceofferingid=3- -quiettime 300
|
||||
com.citrix.netscaler.nitro.resource.config.autoscale.autoscaleaction scaleUpAction = new com.citrix.netscaler.nitro.resource.config.autoscale.autoscaleaction();
|
||||
try {
|
||||
scaleUpAction.set_name(scaleUpActionName);
|
||||
scaleUpAction.set_type("SCALE_UP"); // TODO: will this be called provision?
|
||||
scaleUpAction.set_vserver(nsVirtualServerName); // Actions Vserver, the one that is autoscaled, with CS
|
||||
// now both are same. Not exposed in API.
|
||||
scaleUpAction.set_profilename(profileName);
|
||||
scaleUpAction.set_quiettime(scaleUpQuietTime);
|
||||
String scaleUpParameters = "command=deployVirtualMachine" + "&" +
|
||||
ApiConstants.ZONE_ID + "=" + profileTO.getZoneId()+ "&" +
|
||||
ApiConstants.SERVICE_OFFERING_ID + "=" + profileTO.getServiceOfferingId()+ "&" +
|
||||
ApiConstants.TEMPLATE_ID + "=" + profileTO.getTemplateId()+ "&" +
|
||||
((profileTO.getOtherDeployParams() == null)? "" : (profileTO.getOtherDeployParams() + "&")) +
|
||||
"lbruleid=" + loadBalancerTO.getId();
|
||||
scaleUpAction.set_parameters(scaleUpParameters);
|
||||
scaleUpAction.add(_netscalerService, scaleUpAction);
|
||||
} catch (Exception e) {
|
||||
// Ignore Exception on cleanup
|
||||
if(!isCleanUp) throw e;
|
||||
}
|
||||
|
||||
com.citrix.netscaler.nitro.resource.config.autoscale.autoscaleaction scaleDownAction = new com.citrix.netscaler.nitro.resource.config.autoscale.autoscaleaction();
|
||||
Integer destroyVmGracePeriod = profileTO.getDestroyVmGraceperiod();
|
||||
try {
|
||||
scaleDownAction.set_name(scaleDownActionName);
|
||||
scaleDownAction.set_type("SCALE_DOWN"); // TODO: will this be called de-provision?
|
||||
scaleDownAction.set_vserver(nsVirtualServerName); // TODO: no global option as of now through Nitro.
|
||||
// Testing cannot be done.
|
||||
scaleDownAction.set_profilename(profileName);
|
||||
scaleDownAction.set_quiettime(scaleDownQuietTime);
|
||||
String scaleDownParameters = "command=destroyVirtualMachine" + "&" +
|
||||
"lbruleid=" + loadBalancerTO.getId();
|
||||
scaleDownAction.set_parameters(scaleDownParameters);
|
||||
scaleDownAction.set_vmdestroygraceperiod(destroyVmGracePeriod);
|
||||
scaleDownAction.add(_netscalerService, scaleDownAction);
|
||||
} catch (Exception e) {
|
||||
// Ignore Exception on cleanup
|
||||
if(!isCleanUp) throw e;
|
||||
}
|
||||
|
||||
/* Create min member policy */
|
||||
String minMemberPolicyName = generateAutoScaleMinPolicyName(srcIp, srcPort);
|
||||
String minMemberPolicyExp = "SYS.VSERVER(\"" + nsVirtualServerName + "\").ACTIVESERVICES.LT(SYS.VSERVER(\"" + nsVirtualServerName + "\").MINAUTOSCALEMEMBERS)";
|
||||
addAutoScalePolicy(timerName, minMemberPolicyName, cur_prirotiy++, minMemberPolicyExp, scaleUpActionName,
|
||||
interval, interval, isCleanUp);
|
||||
|
||||
/* Create max member policy */
|
||||
String maxMemberPolicyName = generateAutoScaleMaxPolicyName(srcIp, srcPort);
|
||||
String maxMemberPolicyExp = "SYS.VSERVER(\"" + nsVirtualServerName + "\").ACTIVESERVICES.GT(SYS.VSERVER(\"" + nsVirtualServerName + "\").MAXAUTOSCALEMEMBERS)";
|
||||
addAutoScalePolicy(timerName, maxMemberPolicyName, cur_prirotiy++, maxMemberPolicyExp, scaleDownActionName,
|
||||
interval, interval, isCleanUp);
|
||||
|
||||
/* Create Counters */
|
||||
HashMap<String, Integer> snmpMetrics = new HashMap<String, Integer>();
|
||||
for (AutoScalePolicyTO autoScalePolicyTO : policies) {
|
||||
List<ConditionTO> conditions = autoScalePolicyTO.getConditions();
|
||||
String policyExpression = "";
|
||||
int snmpCounterNumber = 0;
|
||||
for (ConditionTO conditionTO : conditions) {
|
||||
CounterTO counterTO = conditionTO.getCounter();
|
||||
String counterName = counterTO.getName();
|
||||
String operator = conditionTO.getRelationalOperator();
|
||||
long threshold = conditionTO.getThreshold();
|
||||
|
||||
StringBuilder conditionExpression = new StringBuilder();
|
||||
Formatter formatter = new Formatter(conditionExpression, Locale.US);
|
||||
|
||||
if(counterTO.getSource().equals("snmp"))
|
||||
{
|
||||
counterName = generateSnmpMetricName(counterName);
|
||||
if(snmpMetrics.size() == 0) {
|
||||
// Create Metric Table
|
||||
//add lb metricTable lb_metric_table
|
||||
lbmetrictable metricTable = new lbmetrictable();
|
||||
try {
|
||||
metricTable.set_metrictable(mtName);
|
||||
metricTable.add(_netscalerService, metricTable);
|
||||
} catch (Exception e) {
|
||||
// Ignore Exception on cleanup
|
||||
if(!isCleanUp) throw e;
|
||||
}
|
||||
|
||||
// Create Monitor
|
||||
// add lb monitor lb_metric_table_mon LOAD -destPort 161 -snmpCommunity public -metricTable
|
||||
// lb_metric_table -interval <policy_interval == 80% >
|
||||
lbmonitor monitor = new lbmonitor();
|
||||
try {
|
||||
monitor.set_monitorname(monitorName);
|
||||
monitor.set_type("LOAD");
|
||||
monitor.set_destport(snmpPort);
|
||||
monitor.set_snmpcommunity(snmpCommunity);
|
||||
monitor.set_metrictable(mtName);
|
||||
monitor.set_interval((int)(interval * 0.8));
|
||||
monitor.add(_netscalerService, monitor);
|
||||
} catch (Exception e) {
|
||||
// Ignore Exception on cleanup
|
||||
if(!isCleanUp) throw e;
|
||||
}
|
||||
|
||||
// Bind monitor to servicegroup.
|
||||
// bind lb monitor lb_metric_table_mon lb_autoscaleGroup -passive
|
||||
servicegroup_lbmonitor_binding servicegroup_monitor_binding = new servicegroup_lbmonitor_binding();
|
||||
try {
|
||||
servicegroup_monitor_binding.set_servicegroupname(serviceGroupName);
|
||||
servicegroup_monitor_binding.set_monitor_name(monitorName);
|
||||
|
||||
// Use the monitor for autoscaling purpose only.
|
||||
// Don't mark service members down when metric breaches threshold
|
||||
servicegroup_monitor_binding.set_passive(true);
|
||||
|
||||
servicegroup_lbmonitor_binding.add(_netscalerService, servicegroup_monitor_binding);
|
||||
} catch (Exception e) {
|
||||
// Ignore Exception on cleanup
|
||||
if(!isCleanUp) throw e;
|
||||
}
|
||||
}
|
||||
|
||||
boolean newMetric = !snmpMetrics.containsKey(counterName);
|
||||
if(newMetric) {
|
||||
snmpMetrics.put(counterName, snmpCounterNumber++);
|
||||
}
|
||||
|
||||
if(newMetric)
|
||||
{
|
||||
// bind lb metricTable lb_metric_table mem 1.3.6.1.4.1.2021.11.9.0
|
||||
String counterOid = counterTO.getValue();
|
||||
lbmetrictable_metric_binding metrictable_metric_binding = new lbmetrictable_metric_binding();
|
||||
try {
|
||||
metrictable_metric_binding.set_metrictable(mtName);
|
||||
metrictable_metric_binding.set_metric(counterName);
|
||||
metrictable_metric_binding.set_Snmpoid(counterOid);
|
||||
metrictable_metric_binding.add(_netscalerService, metrictable_metric_binding);
|
||||
} catch (Exception e) {
|
||||
// Ignore Exception on cleanup
|
||||
if(!isCleanUp) throw e;
|
||||
}
|
||||
|
||||
// bind lb monitor lb_metric_table_mon -metric cpu -metricThreshold 1
|
||||
lbmonitor_metric_binding monitor_metric_binding = new lbmonitor_metric_binding();;
|
||||
try {
|
||||
monitor_metric_binding.set_monitorname(monitorName);
|
||||
monitor_metric_binding.set_metric(counterName);
|
||||
/*
|
||||
* Setting it to max to make sure traffic is not affected due to 'LOAD' monitoring.
|
||||
* For Ex. if CPU is tracked and CPU is greater than 80, it is still < than Integer.MAX_VALUE
|
||||
* so traffic will continue to flow.
|
||||
*/
|
||||
monitor_metric_binding.set_metricthreshold(Integer.MAX_VALUE);
|
||||
monitor_metric_binding.add(_netscalerService, monitor_metric_binding);
|
||||
} catch (Exception e) {
|
||||
// Ignore Exception on cleanup
|
||||
if(!isCleanUp) throw e;
|
||||
}
|
||||
}
|
||||
// SYS.VSERVER("abcd").SNMP_TABLE(0).AVERAGE_VALUE.GT(80)
|
||||
int counterIndex = snmpMetrics.get(counterName); // TODO: temporary fix. later on counter name will be added as a param to SNMP_TABLE.
|
||||
formatter.format("SYS.VSERVER(\"%s\").SNMP_TABLE(%d).AVERAGE_VALUE.%s(%d)",nsVirtualServerName, counterIndex, operator, threshold);
|
||||
}
|
||||
else if (counterTO.getSource().equals("netscaler"))
|
||||
{
|
||||
//SYS.VSERVER("abcd").RESPTIME.GT(10)
|
||||
formatter.format("SYS.VSERVER(\"%s\").%s.%s(%d)",nsVirtualServerName, counterTO.getValue(), operator, threshold);
|
||||
}
|
||||
if(policyExpression.length() != 0) {
|
||||
policyExpression += " && ";
|
||||
}
|
||||
policyExpression += conditionExpression;
|
||||
}
|
||||
policyExpression = "(" + policyExpression + ")";
|
||||
|
||||
String policyId = Long.toString(autoScalePolicyTO.getId());
|
||||
String policyName = generateAutoScalePolicyName(srcIp, srcPort, policyId);
|
||||
String action = null;
|
||||
if(isScaleUpPolicy(autoScalePolicyTO)) {
|
||||
action = scaleUpActionName;
|
||||
String scaleUpCondition = "SYS.VSERVER(\"" + nsVirtualServerName + "\").ACTIVESERVICES.LT(SYS.VSERVER(\"" + nsVirtualServerName + "\").MAXAUTOSCALEMEMBERS)";
|
||||
policyExpression = scaleUpCondition + " && " + policyExpression;
|
||||
} else {
|
||||
action = scaleDownActionName;
|
||||
String scaleDownCondition = "SYS.VSERVER(\"" + nsVirtualServerName + "\").ACTIVESERVICES.GT(SYS.VSERVER(\"" + nsVirtualServerName + "\").MINAUTOSCALEMEMBERS)";
|
||||
policyExpression = scaleDownCondition + " && " + policyExpression;
|
||||
}
|
||||
|
||||
addAutoScalePolicy(timerName, policyName, cur_prirotiy++, policyExpression, action,
|
||||
autoScalePolicyTO.getDuration(), interval, isCleanUp);
|
||||
|
||||
}
|
||||
@ -1931,7 +1940,7 @@ public class NetscalerResource implements ServerResource {
|
||||
}
|
||||
|
||||
// Delete Timer
|
||||
com.citrix.netscaler.nitro.resource.config.timer.timertrigger timer = new com.citrix.netscaler.nitro.resource.config.timer.timertrigger();
|
||||
nstimer timer = new nstimer();
|
||||
try {
|
||||
timer.set_name(timerName);
|
||||
timer.delete(_netscalerService, timer);
|
||||
@ -1951,15 +1960,15 @@ public class NetscalerResource implements ServerResource {
|
||||
}
|
||||
|
||||
if(isSnmp) {
|
||||
com.citrix.netscaler.nitro.resource.config.lb.lbmonitor_servicegroup_binding monitor_servicegroup_binding = new com.citrix.netscaler.nitro.resource.config.lb.lbmonitor_servicegroup_binding();
|
||||
servicegroup_lbmonitor_binding servicegroup_monitor_binding = new servicegroup_lbmonitor_binding();
|
||||
try {
|
||||
monitor_servicegroup_binding.set_monitorname(monitorName);
|
||||
monitor_servicegroup_binding.set_servicegroupname(serviceGroupName);
|
||||
monitor_servicegroup_binding.delete(_netscalerService, monitor_servicegroup_binding);
|
||||
servicegroup_monitor_binding.set_monitor_name(monitorName);
|
||||
servicegroup_monitor_binding.set_servicegroupname(serviceGroupName);
|
||||
servicegroup_lbmonitor_binding.delete(_netscalerService, servicegroup_monitor_binding);
|
||||
} catch (Exception e) {
|
||||
// Ignore Exception on cleanup
|
||||
if(!isCleanUp) throw e;
|
||||
}
|
||||
}
|
||||
|
||||
// Delete Monitor
|
||||
// rm lb monitor lb_metric_table_mon
|
||||
@ -2003,7 +2012,7 @@ public class NetscalerResource implements ServerResource {
|
||||
// Adding a autoscale policy
|
||||
// add timer policy lb_policy_scaleUp_cpu_mem -rule - (SYS.CUR_VSERVER.METRIC_TABLE(cpu).AVG_VAL.GT(80)-
|
||||
// -action lb_scaleUpAction
|
||||
timerpolicy timerPolicy = new timerpolicy();
|
||||
autoscalepolicy timerPolicy = new autoscalepolicy();
|
||||
try {
|
||||
timerPolicy.set_name(policyName);
|
||||
timerPolicy.set_action(action);
|
||||
@ -2019,15 +2028,13 @@ public class NetscalerResource implements ServerResource {
|
||||
// bind timer trigger lb_astimer -policyName lb_policy_scaleUp -vserver lb -priority 1 -samplesize 5
|
||||
// TODO: later bind to lbvserver. bind timer trigger lb_astimer -policyName lb_policy_scaleUp -vserver lb -priority 1 -samplesize 5
|
||||
// -thresholdsize 5
|
||||
timertrigger_timerpolicy_binding timer_policy_binding = new timertrigger_timerpolicy_binding();
|
||||
nstimer_autoscalepolicy_binding timer_policy_binding = new nstimer_autoscalepolicy_binding();
|
||||
int sampleSize = duration/interval;
|
||||
try {
|
||||
timer_policy_binding.set_name(timerName);
|
||||
timer_policy_binding.set_policyname(policyName);
|
||||
// timer_policy_binding.set_vserver(nsVirtualServerName);
|
||||
timer_policy_binding.set_global("DEFAULT"); // vserver name is present at the expression
|
||||
timer_policy_binding.set_samplesize(sampleSize);
|
||||
timer_policy_binding.set_thresholdsize(sampleSize); // We are not exposing this parameter as of now.
|
||||
timer_policy_binding.set_threshold(sampleSize); // We are not exposing this parameter as of now.
|
||||
// i.e. n(m) is not exposed to CS user. So thresholdSize == sampleSize
|
||||
timer_policy_binding.set_priority(priority);
|
||||
timer_policy_binding.add(_netscalerService, timer_policy_binding);
|
||||
@ -2040,11 +2047,10 @@ public class NetscalerResource implements ServerResource {
|
||||
private void removeAutoScalePolicy(String timerName, String policyName, boolean isCleanUp) throws Exception {
|
||||
// unbind timer policy
|
||||
// unbbind timer trigger lb_astimer -policyName lb_policy_scaleUp
|
||||
com.citrix.netscaler.nitro.resource.config.timer.timertrigger_timerpolicy_binding timer_policy_binding = new com.citrix.netscaler.nitro.resource.config.timer.timertrigger_timerpolicy_binding();
|
||||
nstimer_autoscalepolicy_binding timer_policy_binding = new nstimer_autoscalepolicy_binding();
|
||||
try {
|
||||
timer_policy_binding.set_name(timerName);
|
||||
timer_policy_binding.set_policyname(policyName);
|
||||
timer_policy_binding.set_global("DEFAULT");
|
||||
timer_policy_binding.delete(_netscalerService, timer_policy_binding);
|
||||
} catch (Exception e) {
|
||||
// Ignore Exception on cleanup
|
||||
@ -2053,7 +2059,7 @@ public class NetscalerResource implements ServerResource {
|
||||
|
||||
// Removing Timer policy
|
||||
// rm timer policy lb_policy_scaleUp_cpu_mem
|
||||
com.citrix.netscaler.nitro.resource.config.timer.timerpolicy timerPolicy = new com.citrix.netscaler.nitro.resource.config.timer.timerpolicy();
|
||||
autoscalepolicy timerPolicy = new autoscalepolicy();
|
||||
try {
|
||||
timerPolicy.set_name(policyName);
|
||||
timerPolicy.delete(_netscalerService, timerPolicy);
|
||||
@ -2062,7 +2068,7 @@ public class NetscalerResource implements ServerResource {
|
||||
if(!isCleanUp) throw e;
|
||||
}
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
private boolean isAutoScaleSupportedInNetScaler() throws ExecutionException {
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user