deploymentStatus

gistfile1.txt

     private DeploymentStatus getDeploymentStatus(DeploymentAction latest) {
        DeploymentStatus status;
        if (Action.DELETE.equals(latest.getAction())) {
            status = DeploymentStatus.DELETING;
        } else {
            boolean inProcess = false;
            int failCount = 0;
            // if size is 0, that means we do not have any status yes, a typical indication that the deployment on servers has not started yet. 
            if (latest.getStatuses().size() == 0) {
                // the deployment is still in progress, i.e. about to start
                status = DeploymentStatus.IN_PROGRESS;
                return status;
            }
            for (ServerDeploy s : latest.getStatuses()) {
                switch (s.getState()) {
                case IN_PROCESS:
                    inProcess = true;
                    break;
                case FAILED:
                    failCount++;
                    break;
                }
            }
            // the order of check is critical here. Even if we get a failure, we still need to make sure that deployments on other servers complete
            // i.e. you want to let the deployment finish on as many servers as possible , hence we want to keep it in progress till then
            if (inProcess) {
                status = DeploymentStatus.IN_PROGRESS;
            } else if (failCount == 0) {
                status = DeploymentStatus.SUCCESSFUL;
            } else {
                status = DeploymentStatus.FAILED;
            }
        }
        return status;
    }