func putDeployResize(request *restful.Request, response *restful.Response) {
sizeText := request.QueryParameter("size")
namespace := request.PathParameter("namespace")
imageinformation := request.PathParameter("imageinformation")
kubeApiServerEndPoint, kubeApiServerToken, err := configuration.GetAvailablekubeApiServerEndPoint()
if err != nil {
jsonMap := make(map[string]interface{})
jsonMap["Error"] = "Get kube apiserver endpoint and token failure"
jsonMap["ErrorMessage"] = err.Error()
jsonMap["namespace"] = namespace
jsonMap["imageinformation"] = imageinformation
errorMessageByteSlice, _ := json.Marshal(jsonMap)
log.Error(jsonMap)
response.WriteErrorString(404, string(errorMessageByteSlice))
return
}
if sizeText == "" {
jsonMap := make(map[string]interface{})
jsonMap["Error"] = "Input is incorrect. The fields sizeText is required."
jsonMap["sizeText"] = sizeText
errorMessageByteSlice, _ := json.Marshal(jsonMap)
log.Error(jsonMap)
response.WriteErrorString(400, string(errorMessageByteSlice))
return
}
size, err := strconv.Atoi(sizeText)
if err != nil {
jsonMap := make(map[string]interface{})
jsonMap["Error"] = "Could not parse sizeText"
jsonMap["ErrorMessage"] = err.Error()
jsonMap["sizeText"] = sizeText
errorMessageByteSlice, _ := json.Marshal(jsonMap)
log.Error(jsonMap)
response.WriteErrorString(400, string(errorMessageByteSlice))
return
}
err = deploy.DeployResize(kubeApiServerEndPoint, kubeApiServerToken, namespace, imageinformation, size)
if err != nil {
jsonMap := make(map[string]interface{})
jsonMap["Error"] = "Resize deployment failure"
jsonMap["ErrorMessage"] = err.Error()
jsonMap["kubeApiServerEndPoint"] = kubeApiServerEndPoint
jsonMap["namespace"] = namespace
jsonMap["imageinformation"] = imageinformation
jsonMap["size"] = size
errorMessageByteSlice, _ := json.Marshal(jsonMap)
log.Error(jsonMap)
response.WriteErrorString(422, string(errorMessageByteSlice))
return
}
}
func CheckAndExecuteAutoScalerOnDeployImageInformation(replicationControllerAutoScaler *ReplicationControllerAutoScaler) (bool, int, error) {
deployInformation, err := deploy.GetStorage().LoadDeployInformation(replicationControllerAutoScaler.Namespace, replicationControllerAutoScaler.Name)
if err != nil {
log.Error("Load deploy information failure: %s where replicationControllerAutoScaler %v", err.Error(), replicationControllerAutoScaler)
return false, -1, err
}
replicationControllerName := deployInformation.ImageInformationName + deployInformation.CurrentVersion
replicationControllerMetric, err := monitor.MonitorReplicationController(replicationControllerAutoScaler.KubeApiServerEndPoint, replicationControllerAutoScaler.KubeApiServerToken, replicationControllerAutoScaler.Namespace, replicationControllerName)
if err != nil {
log.Error("Get ReplicationController data failure: %s where replicationControllerAutoScaler %v", err.Error(), replicationControllerAutoScaler)
}
if replicationControllerMetric == nil {
return false, -1, err
}
toIncrease, toDecrease := false, false
for _, indicator := range replicationControllerAutoScaler.IndicatorSlice {
toIncrease = monitor.CheckThresholdReplicationController(indicator.Type, true, indicator.AboveAllOrOne, replicationControllerMetric, indicator.AbovePercentageOfData, indicator.AboveThreshold)
if toIncrease {
break
}
toDecrease = monitor.CheckThresholdReplicationController(indicator.Type, false, indicator.BelowAllOrOne, replicationControllerMetric, indicator.BelowPercentageOfData, indicator.BelowThreshold)
if toDecrease {
break
}
}
if toIncrease && deployInformation.ReplicaAmount < replicationControllerAutoScaler.MaximumReplica {
newSize := deployInformation.ReplicaAmount + 1
err := deploy.DeployResize(
replicationControllerAutoScaler.KubeApiServerEndPoint,
replicationControllerAutoScaler.KubeApiServerToken,
replicationControllerAutoScaler.Namespace,
replicationControllerAutoScaler.Name,
newSize,
)
if err != nil {
return false, deployInformation.ReplicaAmount, err
} else {
return true, newSize, err
}
} else if toDecrease && deployInformation.ReplicaAmount > replicationControllerAutoScaler.MinimumReplica {
newSize := deployInformation.ReplicaAmount - 1
err := deploy.DeployResize(
replicationControllerAutoScaler.KubeApiServerEndPoint,
replicationControllerAutoScaler.KubeApiServerToken,
replicationControllerAutoScaler.Namespace,
replicationControllerAutoScaler.Name,
newSize,
)
if err != nil {
return false, deployInformation.ReplicaAmount, err
} else {
return true, newSize, err
}
} else {
return false, deployInformation.ReplicaAmount, nil
}
}
