@POST
@Timed
@Produces(MediaType.APPLICATION_JSON)
@Path("applications")
@ApiOperation(
"Adds new application to SeaClouds Platform based on a SeaClouds-compliant TOSCA DAM specification")
public Response addApplication(@ApiParam() String dam) {
SeaCloudsApplicationData seaCloudsApplication = null;
if (dam == null) {
LOG.error("Missing input parameters");
return Response.status(Response.Status.NOT_ACCEPTABLE).build();
} else {
try {
LOG.debug("Deploy new application process started");
seaCloudsApplication = new SeaCloudsApplicationData(dam);
LOG.debug("STEP 1: Start deployment of the application");
TaskSummary taskSummary = deployer.deployApplication(dam);
seaCloudsApplication.setDeployerApplicationId(taskSummary);
if (seaCloudsApplication.getMonitoringRulesTemplateId() != null) {
LOG.debug("STEP 2: Retrieve Monitoring Rules from TOSCA");
MonitoringRules monitoringRules =
planner.getMonitoringRulesByTemplateId(
seaCloudsApplication.getMonitoringRulesTemplateId());
LOG.debug("STEP 3: Install Monitoring Rules");
monitor.addMonitoringRules(monitoringRules);
seaCloudsApplication.setMonitoringRulesIds(monitoringRules);
}
if (seaCloudsApplication.getAgreementTemplateId() != null) {
LOG.debug("STEP 4: Retrieve SLA Agreements from TOSCA");
Agreement agreement =
sla.getAgreementByTemplateId(seaCloudsApplication.getAgreementTemplateId());
LOG.debug("STEP 5: Install SLA Agreements");
sla.addAgreement(agreement);
seaCloudsApplication.setAgreementId(agreement);
LOG.debug("STEP 6: Notify Rules Ready (Issue #56)");
sla.notifyRulesReady(agreement);
}
LOG.debug("Application deployment process finished");
dataStore.addSeaCloudsApplicationData(seaCloudsApplication);
return Response.ok(seaCloudsApplication).build();
} catch (Exception e) {
cleanUpApplicationDependencies(seaCloudsApplication);
LOG.error(e.getMessage());
return Response.status(Response.Status.BAD_REQUEST).build();
}
}
}
private void cleanUpApplicationDependencies(SeaCloudsApplicationData seaCloudsApplicationData) {
// TODO: Undo observers (Maybe they are removed when MR are removed)
// TODO: Undo grafana
if (seaCloudsApplicationData.getMonitoringRulesTemplateId() != null) {
try {
for (String ruleId : seaCloudsApplicationData.getMonitoringRulesIds()) {
monitor.removeMonitoringRule(ruleId);
}
} catch (Exception e) {
LOG.debug("Something went wrong during the cleanup of the monitoring rules");
// This is perfectly fine, it will happen if this phase was not reached before the error.
}
}
if (seaCloudsApplicationData.getAgreementId() != null) {
try {
sla.removeAgreement(seaCloudsApplicationData.getAgreementId());
} catch (Exception e) {
LOG.debug("Something went wrong during the cleanup of the agreement");
// This is perfectly fine, it will happen if this phase was not reached before the error.
}
}
try {
deployer.removeApplication(seaCloudsApplicationData.getDeployerApplicationId());
} catch (Exception e) {
LOG.debug("Something went wrong during the cleanup of the application");
// This is perfectly fine, it will happen if this phase was not reached before the error.
}
}
@GET
@Timed
@Produces(MediaType.APPLICATION_JSON)
@Path("applications")
@ApiOperation(value = "List all SeaClouds deployed Applications")
public Response listApplications() throws IOException {
List<SeaCloudsApplicationData> applications = dataStore.listSeaCloudsApplicationData();
for (SeaCloudsApplicationData application : applications) {
ApplicationSummary applicationSummary =
deployer.getApplication(application.getDeployerApplicationId());
application.setDeploymentStatus(applicationSummary.getStatus());
if (application.getAgreementId() != null) {
GuaranteeTermsStatus agreementStatus = sla.getAgreementStatus(application.getAgreementId());
application.setAgreementStatus(
IGuaranteeTerm.GuaranteeTermStatusEnum.valueOf(agreementStatus.getValue()));
}
}
return Response.ok(applications).build();
}