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autoscalers.go
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autoscalers.go
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package compute
import (
"github.com/mitchellh/mapstructure"
"go.uber.org/zap"
"google.golang.org/api/compute/v1"
)
type Autoscaler struct {
_ interface{} `neo:"raw:MERGE (a:GCPProject {project_id: $project_id}) MERGE (a) - [:Resource] -> (n)"`
ID uint `gorm:"primarykey"`
ProjectID string `neo:"unique"`
CoolDownPeriodSec int64
CpuUtilizationUtilizationTarget float64
CustomMetris []*AutoscalerPolicyCustomMetric `gorm:"constraint:OnDelete:CASCADE;"`
LoadBalancingUtilizationUtilizationTarget float64
MaxNumReplicas int64
MinNumReplicas int64
Mode string
MaxScaledInReplicasCalculated int64
MaxScaledInReplicasFixed int64
MaxScaledInReplicasPercent int64
TimeWindowSec int64
CreationTimestamp string
Description string
ResourceID uint64 `neo:"unique"`
Kind string
Name string
RecommendedSize int64
Region string
SelfLink string
Status string
StatusDetails []*AutoscalerStatusDetails `gorm:"constraint:OnDelete:CASCADE;"`
Target string
Zone string
}
func (Autoscaler) TableName() string {
return "gcp_compute_autoscalers"
}
type AutoscalerPolicyCustomMetric struct {
ID uint `gorm:"primarykey"`
AutoscalerID uint `neo:"ignore"`
ProjectID string `gorm:"-"`
Filter string
Metric string
SingleInstanceAssignment float64
UtilizationTarget float64
UtilizationTargetType string
}
func (AutoscalerPolicyCustomMetric) TableName() string {
return "gcp_compute_autoscaler_policy_custom_metrics"
}
type AutoscalerStatusDetails struct {
ID uint `gorm:"primarykey"`
AutoscalerID uint `neo:"ignore"`
ProjectID string `gorm:"-"`
Message string
Type string
}
func (AutoscalerStatusDetails) TableName() string {
return "gcp_compute_autoscaler_status_details"
}
func (c *Client) transformAutoscalerAutoscalingPolicyCustomMetricUtilization(value *compute.AutoscalingPolicyCustomMetricUtilization) *AutoscalerPolicyCustomMetric {
return &AutoscalerPolicyCustomMetric{
ProjectID: c.projectID,
Filter: value.Filter,
Metric: value.Metric,
SingleInstanceAssignment: value.SingleInstanceAssignment,
UtilizationTarget: value.UtilizationTarget,
UtilizationTargetType: value.UtilizationTargetType,
}
}
func (c *Client) transformAutoscalerAutoscalingPolicyCustomMetricUtilizations(values []*compute.AutoscalingPolicyCustomMetricUtilization) []*AutoscalerPolicyCustomMetric {
var tValues []*AutoscalerPolicyCustomMetric
for _, v := range values {
tValues = append(tValues, c.transformAutoscalerAutoscalingPolicyCustomMetricUtilization(v))
}
return tValues
}
func (c *Client) transformAutoscalerStatusDetails(value *compute.AutoscalerStatusDetails) *AutoscalerStatusDetails {
return &AutoscalerStatusDetails{
ProjectID: c.projectID,
Message: value.Message,
Type: value.Type,
}
}
func (c *Client) transformAutoscalerStatusDetailss(values []*compute.AutoscalerStatusDetails) []*AutoscalerStatusDetails {
var tValues []*AutoscalerStatusDetails
for _, v := range values {
tValues = append(tValues, c.transformAutoscalerStatusDetails(v))
}
return tValues
}
func (c *Client) transformAutoscaler(value *compute.Autoscaler) *Autoscaler {
res := Autoscaler{
ProjectID: c.projectID,
CreationTimestamp: value.CreationTimestamp,
Description: value.Description,
ResourceID: value.Id,
Kind: value.Kind,
Name: value.Name,
RecommendedSize: value.RecommendedSize,
Region: value.Region,
SelfLink: value.SelfLink,
Status: value.Status,
StatusDetails: c.transformAutoscalerStatusDetailss(value.StatusDetails),
Target: value.Target,
Zone: value.Zone,
}
if value.AutoscalingPolicy != nil {
res.CoolDownPeriodSec = value.AutoscalingPolicy.CoolDownPeriodSec
if value.AutoscalingPolicy.CpuUtilization != nil {
res.CpuUtilizationUtilizationTarget = value.AutoscalingPolicy.CpuUtilization.UtilizationTarget
}
res.CustomMetris = c.transformAutoscalerAutoscalingPolicyCustomMetricUtilizations(value.AutoscalingPolicy.CustomMetricUtilizations)
if value.AutoscalingPolicy.LoadBalancingUtilization != nil {
res.LoadBalancingUtilizationUtilizationTarget = value.AutoscalingPolicy.LoadBalancingUtilization.UtilizationTarget
}
res.MaxNumReplicas = value.AutoscalingPolicy.MaxNumReplicas
res.MinNumReplicas = value.AutoscalingPolicy.MinNumReplicas
res.Mode = value.AutoscalingPolicy.Mode
if value.AutoscalingPolicy.ScaleInControl != nil {
if value.AutoscalingPolicy.ScaleInControl.MaxScaledInReplicas != nil {
res.MaxScaledInReplicasCalculated = value.AutoscalingPolicy.ScaleInControl.MaxScaledInReplicas.Calculated
res.MaxScaledInReplicasFixed = value.AutoscalingPolicy.ScaleInControl.MaxScaledInReplicas.Fixed
res.MaxScaledInReplicasPercent = value.AutoscalingPolicy.ScaleInControl.MaxScaledInReplicas.Percent
}
res.TimeWindowSec = value.AutoscalingPolicy.ScaleInControl.TimeWindowSec
}
}
return &res
}
func (c *Client) transformAutoscalers(values []*compute.Autoscaler) []*Autoscaler {
var tValues []*Autoscaler
for _, v := range values {
tValues = append(tValues, c.transformAutoscaler(v))
}
return tValues
}
type AutoscalerConfig struct {
Filter string
}
var AutoscalerTables = []interface{}{
&Autoscaler{},
&AutoscalerPolicyCustomMetric{},
&AutoscalerStatusDetails{},
}
func (c *Client) autoscalers(gConfig interface{}) error {
var config AutoscalerConfig
err := mapstructure.Decode(gConfig, &config)
if err != nil {
return err
}
c.db.Where("project_id", c.projectID).Delete(AutoscalerTables...)
nextPageToken := ""
for {
call := c.svc.Autoscalers.AggregatedList(c.projectID)
call.PageToken(nextPageToken)
output, err := call.Do()
if err != nil {
return err
}
var tValues []*Autoscaler
for _, items := range output.Items {
tValues = append(tValues, c.transformAutoscalers(items.Autoscalers)...)
}
c.db.ChunkedCreate(tValues)
c.log.Info("Fetched resources", zap.String("resource", "compute.autoscalers"), zap.Int("count", len(tValues)))
if output.NextPageToken == "" {
break
}
nextPageToken = output.NextPageToken
}
return nil
}