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Fix scale set resource id with azure_monitor output (#5821)

This commit is contained in:
Daniel Nelson 2019-05-20 14:32:04 -07:00 committed by GitHub
parent 9cdf1ea56e
commit ad877fdd91
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 39 additions and 23 deletions
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52
plugins/outputs/azure_monitor/azure_monitor.go
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@ -43,6 +43,35 @@ type AzureMonitor struct {
MetricOutsideWindow selfstat.Stat
}
// VirtualMachineMetadata contains information about a VM from the metadata service
type virtualMachineMetadata struct {
Compute struct {
Location string `json:"location"`
Name string `json:"name"`
ResourceGroupName string `json:"resourceGroupName"`
SubscriptionID string `json:"subscriptionId"`
VMScaleSetName string `json:"vmScaleSetName"`
} `json:"compute"`
}
func (m *virtualMachineMetadata) ResourceID() string {
if m.Compute.VMScaleSetName != "" {
return fmt.Sprintf(
resourceIDScaleSetTemplate,
m.Compute.SubscriptionID,
m.Compute.ResourceGroupName,
m.Compute.VMScaleSetName,
)
} else {
return fmt.Sprintf(
resourceIDTemplate,
m.Compute.SubscriptionID,
m.Compute.ResourceGroupName,
m.Compute.Name,
)
}
}
type dimension struct {
name string
value string
@ -65,6 +94,7 @@ const (
vmInstanceMetadataURL = "http://169.254.169.254/metadata/instance?api-version=2017-12-01"
resourceIDTemplate = "/subscriptions/%s/resourceGroups/%s/providers/Microsoft.Compute/virtualMachines/%s"
resourceIDScaleSetTemplate = "/subscriptions/%s/resourceGroups/%s/providers/Microsoft.Compute/virtualMachineScaleSets/%s"
urlTemplate = "https://%s.monitoring.azure.com%s/metrics"
urlOverrideTemplate = "%s%s/metrics"
maxRequestBodySize = 4000000
@ -200,31 +230,17 @@ func vmInstanceMetadata(c *http.Client) (string, string, error) {
return "", "", err
}
if resp.StatusCode >= 300 || resp.StatusCode < 200 {
return "", "", fmt.Errorf("unable to fetch instance metadata: [%v] %s", resp.StatusCode, body)
return "", "", fmt.Errorf("unable to fetch instance metadata: [%s] %d",
vmInstanceMetadataURL, resp.StatusCode)
}
// VirtualMachineMetadata contains information about a VM from the metadata service
type VirtualMachineMetadata struct {
Compute struct {
Location string `json:"location"`
Name string `json:"name"`
ResourceGroupName string `json:"resourceGroupName"`
SubscriptionID string `json:"subscriptionId"`
} `json:"compute"`
}
var metadata VirtualMachineMetadata
var metadata virtualMachineMetadata
if err := json.Unmarshal(body, &metadata); err != nil {
return "", "", err
}
region := metadata.Compute.Location
resourceID := fmt.Sprintf(
resourceIDTemplate,
metadata.Compute.SubscriptionID,
metadata.Compute.ResourceGroupName,
metadata.Compute.Name,
)
resourceID := metadata.ResourceID()
return region, resourceID, nil
}