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Request.go
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Request.go
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package loadbalancer
import (
"errors"
"fmt"
cblog "github.com/cloud-barista/cb-log"
"github.com/cloud-barista/cb-spider/cloud-control-manager/cloud-driver/drivers/cloudit/client"
"github.com/sirupsen/logrus"
"strings"
)
var cblogger *logrus.Logger
func init() {
// cblog is a global variable.
cblogger = cblog.GetLogger("CB-SPIDER")
}
type LoadBalancerAlgorithmType string
type LoadBalancerType string
const (
LoadBalancerAlgorithmRoundRobin LoadBalancerAlgorithmType = "rr"
LoadBalancerAlgorithmLeastConnection LoadBalancerAlgorithmType = "lc"
LoadBalancerAlgorithmSourceHash LoadBalancerAlgorithmType = "sh"
LoadBalancerExternalType LoadBalancerType = "EXTERNAL"
LoadBalancerInternalType LoadBalancerType = "INTERNAL"
)
type LoadBalancerMember struct {
Id string `json:"id"`
MemberIp string `json:"memberIp"`
MemberPort string `json:"memberPort"`
LbId string `json:"lbId"`
Creator string `json:"creator"`
Network string `json:"network"`
ServerName string `json:"serverName"`
State string `json:"state"`
HealthState string `json:"healthState"` // Health-Monitor
Template string `json:"template"`
Spec string `json:"spec"`
OsType string `json:"osType"`
CpuNum int `json:"cpuNum"`
MemSize int `json:"memSize"`
VolumeSize int `json:"volumeSize"`
HealthCheckSuccessCount int `json:"healthCheckSuccessCount"`
HealthCheckFailCount int `json:"healthCheckFailCount"`
HostName string `json:"hostName"`
CreatedAt string `json:"createdAt"`
}
type LoadBalancerReqMember struct {
MemberIp string `json:"memberIp"`
MemberPort string `json:"memberPort"`
}
type LoadBalancerReqInfo struct {
Name string `json:"name" required:"true"`
IP string `json:"ip" required:"true"`
Scheduler string `json:"scheduler" required:"true"`
Port int `json:"port"`
Protocol string `json:"protocol" required:"true"`
Members []LoadBalancerReqMember `json:"members" required:"true"`
MonitorType string `json:"monitorType" required:"true"`
MaxConn int `json:"maxConn" required:"true"`
StatsPort int `json:"statsPort" required:"true"`
Type string `json:"type" required:"true"`
ResponseTime int `json:"responseTime" required:"true"` // Health-Monitor
IntervalTime int `json:"intervalTime" required:"true"` // Health-Monitor
UnhealthyThreshold int `json:"unhealthyThreshold" required:"true"` // Health-Monitor
HealthyThreshold int `json:"healthyThreshold" required:"true"` // Health-Monitor
HttpUrl string `json:"httpUrl"` // Health-Monitor
Description string `json:"description"`
}
type LoadBalancerInfo struct {
Id string `json:"id"`
TenantId string `json:"tenantId"`
Name string `json:"name"`
State string `json:"state"`
Ip string `json:"ip"`
Port int `json:"port"`
Protocol string `json:"protocol"`
HaCaId string `json:"haCaId"`
Type string `json:"type"`
Scheduler string `json:"scheduler"`
Members []LoadBalancerMember `json:"members" required:"true"`
MemberCount int `json:"memberCount"`
Creator string `json:"creator"`
Protection int `json:"protection"`
MonitorType string `json:"monitorType"` // Health-Monitor
ResponseTime int `json:"responseTime"` // Health-Monitor
IntervalTime int `json:"intervalTime"` // Health-Monitor
UnhealthyThreshold int `json:"unhealthyThreshold"` // Health-Monitor
HealthyThreshold int `json:"healthyThreshold"` // Health-Monitor
HttpUrl string `json:"httpUrl"` // Health-Monitor
Description string `json:"description"`
CreatedAt string `json:"createdAt"`
Url string `json:"url"`
Tlsv12Enabled int `json:"tlsv12Enabled"`
MaxConn int `json:"maxConn"`
StatsPort int `json:"statsPort"`
}
type AddMemberInfo struct {
Network string `json:"network"`
MemberIp string `json:"memberIp"`
MemberPort string `json:"memberPort"`
HostName string `json:"hostName"`
}
type LoadBalancerUpdateInfo struct {
Name string `json:"name,omitempty"`
Protection int `json:"protection,omitempty"`
Description string `json:"description"`
}
type LoadBalancerHealthCheckerUpdateInfo struct {
Scheduler string `json:"scheduler,omitempty"`
ResponseTime int `json:"responseTime,omitempty"`
IntervalTime int `json:"intervalTime,omitempty"`
UnhealthyThreshold int `json:"unhealthyThreshold,omitempty"`
HealthyThreshold int `json:"healthyThreshold,omitempty"`
}
func UpdateHealthChecker(restClient *client.RestClient, requestOpts *client.RequestOpts, nlbId string) (bool, error) {
requestURL := restClient.CreateRequestBaseURL(client.DNA, "load-balancers", nlbId, "policy")
cblogger.Info(requestURL)
var result client.Result
if _, result.Err = restClient.Put(requestURL, nil, &result.Body, requestOpts); result.Err != nil {
if result.Err.Error() != "EOF" {
return false, result.Err
}
}
return true, nil
}
func Update(restClient *client.RestClient, requestOpts *client.RequestOpts, nlbId string) (*LoadBalancerInfo, error) {
requestURL := restClient.CreateRequestBaseURL(client.DNA, "load-balancers", nlbId, "update")
cblogger.Info(requestURL)
var result client.Result
if _, result.Err = restClient.Put(requestURL, nil, &result.Body, requestOpts); result.Err != nil {
if result.Err.Error() != "EOF" {
return nil, result.Err
}
}
cblogger.Info(requestURL)
getRequestUrl := restClient.CreateRequestBaseURL(client.DNA, "load-balancers")
getRequestOpts := requestOpts
getRequestOpts.JSONBody = nil
var getResult client.Result
if _, getResult.Err = restClient.Get(getRequestUrl, &getResult.Body, getRequestOpts); getResult.Err != nil {
return nil, getResult.Err
}
var nlbs []LoadBalancerInfo
if err := getResult.ExtractInto(&nlbs); err != nil {
return nil, err
}
for _, nlb := range nlbs {
if strings.EqualFold(nlbId, nlb.Id) {
memberRequestURL := restClient.CreateRequestBaseURL(client.DNA, "load-balancers", nlb.Id)
var memberResult client.Result
if _, memberResult.Err = restClient.Get(memberRequestURL, &memberResult.Body, getRequestOpts); memberResult.Err != nil {
return nil, memberResult.Err
}
var nlbMembers []LoadBalancerMember
if err := memberResult.ExtractInto(&nlbMembers); err != nil {
return nil, err
}
nlb.Members = nlbMembers
return &nlb, nil
}
}
return nil, errors.New(fmt.Sprintf("not found load-balancer ID : %s", nlbId))
}
func List(restClient *client.RestClient, requestOpts *client.RequestOpts) (*[]LoadBalancerInfo, error) {
requestURL := restClient.CreateRequestBaseURL(client.DNA, "load-balancers")
cblogger.Info(requestURL)
var result client.Result
if _, result.Err = restClient.Get(requestURL, &result.Body, requestOpts); result.Err != nil {
return nil, result.Err
}
var nlbs []LoadBalancerInfo
if err := result.ExtractInto(&nlbs); err != nil {
return nil, err
}
for i, nlb := range nlbs {
memberRequestURL := restClient.CreateRequestBaseURL(client.DNA, "load-balancers", nlb.Id)
var memberResult client.Result
if _, memberResult.Err = restClient.Get(memberRequestURL, &memberResult.Body, requestOpts); memberResult.Err != nil {
return nil, memberResult.Err
}
var nlbMembers []LoadBalancerMember
if err := memberResult.ExtractInto(&nlbMembers); err != nil {
return nil, err
}
nlbs[i].Members = nlbMembers
}
return &nlbs, nil
}
func MemberList(restClient *client.RestClient, requestOpts *client.RequestOpts, nlbId string) (*[]LoadBalancerMember, error) {
requestURL := restClient.CreateRequestBaseURL(client.DNA, "load-balancers", nlbId)
cblogger.Info(requestURL)
var result client.Result
if _, result.Err = restClient.Get(requestURL, &result.Body, requestOpts); result.Err != nil {
return nil, result.Err
}
var nlbMembers []LoadBalancerMember
if err := result.ExtractInto(&nlbMembers); err != nil {
return nil, err
}
return &nlbMembers, nil
}
func DeleteMember(restClient *client.RestClient, requestOpts *client.RequestOpts, nlbId string, memberId string) error {
requestURL := restClient.CreateRequestBaseURL(client.DNA, "load-balancers", nlbId, memberId)
cblogger.Info(requestURL)
var result client.Result
if _, result.Err = restClient.Delete(requestURL, requestOpts); result.Err != nil {
if result.Err.Error() =="EOF" {
return nil
}
return result.Err
}
return nil
}
func AddMember(restClient *client.RestClient, requestOpts *client.RequestOpts, nlbId string) (bool, error) {
requestURL := restClient.CreateRequestBaseURL(client.DNA, "load-balancers", nlbId)
cblogger.Info(requestURL)
var result client.Result
if _, result.Err = restClient.Post(requestURL, nil, &result.Body, requestOpts); result.Err != nil {
return false, result.Err
}
return true, nil
}
func Get(restClient *client.RestClient, requestOpts *client.RequestOpts, nlbId string) (*LoadBalancerInfo, error) {
requestURL := restClient.CreateRequestBaseURL(client.DNA, "load-balancers")
cblogger.Info(requestURL)
var result client.Result
if _, result.Err = restClient.Get(requestURL, &result.Body, requestOpts); result.Err != nil {
return nil, result.Err
}
var nlbs []LoadBalancerInfo
if err := result.ExtractInto(&nlbs); err != nil {
return nil, err
}
for _, nlb := range nlbs {
if strings.EqualFold(nlbId, nlb.Id) {
memberRequestURL := restClient.CreateRequestBaseURL(client.DNA, "load-balancers", nlb.Id)
var memberResult client.Result
if _, memberResult.Err = restClient.Get(memberRequestURL, &memberResult.Body, requestOpts); memberResult.Err != nil {
return nil, memberResult.Err
}
var nlbMembers []LoadBalancerMember
if err := memberResult.ExtractInto(&nlbMembers); err != nil {
return nil, err
}
nlb.Members = nlbMembers
return &nlb, nil
}
}
return nil, errors.New(fmt.Sprintf("not found load-balancer ID : %s", nlbId))
}
func GetSimple(restClient *client.RestClient, requestOpts *client.RequestOpts, nlbId string) (*LoadBalancerInfo, error) {
requestURL := restClient.CreateRequestBaseURL(client.DNA, "load-balancers")
cblogger.Info(requestURL)
var result client.Result
if _, result.Err = restClient.Get(requestURL, &result.Body, requestOpts); result.Err != nil {
return nil, result.Err
}
var nlbs []LoadBalancerInfo
if err := result.ExtractInto(&nlbs); err != nil {
return nil, err
}
for _, nlb := range nlbs {
if strings.EqualFold(nlbId, nlb.Id) {
return &nlb, nil
}
}
return nil, errors.New(fmt.Sprintf("not found load-balancer ID : %s", nlbId))
}
func GetByName(restClient *client.RestClient, requestOpts *client.RequestOpts, nlbName string) (*LoadBalancerInfo, error) {
requestURL := restClient.CreateRequestBaseURL(client.DNA, "load-balancers")
cblogger.Info(requestURL)
var result client.Result
if _, result.Err = restClient.Get(requestURL, &result.Body, requestOpts); result.Err != nil {
return nil, result.Err
}
var nlbs []LoadBalancerInfo
if err := result.ExtractInto(&nlbs); err != nil {
return nil, err
}
for _, nlb := range nlbs {
if strings.EqualFold(nlbName, nlb.Name) {
memberRequestURL := restClient.CreateRequestBaseURL(client.DNA, "load-balancers", nlb.Id)
var memberResult client.Result
if _, memberResult.Err = restClient.Get(memberRequestURL, &memberResult.Body, requestOpts); memberResult.Err != nil {
return nil, memberResult.Err
}
var nlbMembers []LoadBalancerMember
if err := memberResult.ExtractInto(&nlbMembers); err != nil {
return nil, err
}
nlb.Members = nlbMembers
return &nlb, nil
}
}
return nil, errors.New(fmt.Sprintf("not found load-balancer Name : %s", nlbName))
}
func Create(restClient *client.RestClient, requestOpts *client.RequestOpts) (*LoadBalancerInfo, error) {
requestURL := restClient.CreateRequestBaseURL(client.DNA, "load-balancers")
cblogger.Info(requestURL)
var result client.Result
if _, result.Err = restClient.Post(requestURL, nil, &result.Body, requestOpts); result.Err != nil {
return nil, result.Err
}
var nlb LoadBalancerInfo
if err := result.ExtractInto(&nlb); err != nil {
return nil, err
}
memberRequestURL := restClient.CreateRequestBaseURL(client.DNA, "load-balancers", nlb.Id)
cblogger.Info(memberRequestURL)
memberRequestOpts := client.RequestOpts{
MoreHeaders: requestOpts.MoreHeaders,
}
var memberResult client.Result
if _, memberResult.Err = restClient.Get(memberRequestURL, &memberResult.Body, &memberRequestOpts); memberResult.Err != nil {
return nil, memberResult.Err
}
var nlbMembers []LoadBalancerMember
if err := memberResult.ExtractInto(&nlbMembers); err != nil {
return nil, err
}
nlb.Members = nlbMembers
return &nlb, nil
}
func Delete(restClient *client.RestClient, requestOpts *client.RequestOpts, nlbId string) (bool, error) {
requestURL := restClient.CreateRequestBaseURL(client.DNA, "load-balancers", nlbId)
cblogger.Info(requestURL)
var result client.Result
if _, result.Err = restClient.Delete(requestURL, requestOpts); result.Err != nil {
return false, result.Err
}
return true, nil
}