mirror of
https://github.com/VictoriaMetrics/VictoriaMetrics.git
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107 lines
3.8 KiB
Go
107 lines
3.8 KiB
Go
package azure
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import (
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"flag"
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"fmt"
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"strings"
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"time"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/promauth"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/promscrape/discoveryutils"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/proxy"
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)
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// SDCheckInterval is check interval for Azure service discovery.
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var SDCheckInterval = flag.Duration("promscrape.azureSDCheckInterval", 60*time.Second, "Interval for checking for changes in Azure. "+
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"This works only if azure_sd_configs is configured in '-promscrape.config' file. "+
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"See https://docs.victoriametrics.com/sd_configs.html#azure_sd_configs for details")
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// SDConfig represents service discovery config for Azure.
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//
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// See https://prometheus.io/docs/prometheus/latest/configuration/configuration/#azure_sd_config
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type SDConfig struct {
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Environment string `yaml:"environment,omitempty"`
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// AuthenticationMethod can be either Oauth or ManagedIdentity.
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// See https://docs.microsoft.com/en-us/azure/active-directory/managed-identities-azure-resources/overview
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AuthenticationMethod string `yaml:"authentication_method,omitempty"`
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SubscriptionID string `yaml:"subscription_id"`
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TenantID string `yaml:"tenant_id,omitempty"`
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ClientID string `yaml:"client_id,omitempty"`
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ClientSecret *promauth.Secret `yaml:"client_secret,omitempty"`
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ResourceGroup string `yaml:"resource_group,omitempty"`
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// RefreshInterval time.Duration `yaml:"refresh_interval"`
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// refresh_interval is obtained from `-promscrape.azureSDCheckInterval` command-line option.
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Port int `yaml:"port"`
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HTTPClientConfig promauth.HTTPClientConfig `yaml:",inline"`
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ProxyURL *proxy.URL `yaml:"proxy_url,omitempty"`
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ProxyClientConfig promauth.ProxyClientConfig `yaml:",inline"`
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}
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// GetLabels returns Consul labels according to sdc.
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func (sdc *SDConfig) GetLabels(baseDir string) ([]map[string]string, error) {
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ac, err := getAPIConfig(sdc, baseDir)
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if err != nil {
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return nil, fmt.Errorf("cannot get API config: %w", err)
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}
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vms, err := getVirtualMachines(ac)
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if err != nil {
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return nil, err
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}
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return appendMachineLabels(vms, ac.port, sdc), nil
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}
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// MustStop stops further usage for sdc.
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func (sdc *SDConfig) MustStop() {
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configMap.Delete(sdc)
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}
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func appendMachineLabels(vms []virtualMachine, port int, sdc *SDConfig) []map[string]string {
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ms := make([]map[string]string, 0, len(vms))
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for i := range vms {
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vm := &vms[i]
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for _, ips := range vm.ipAddresses {
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if ips.privateIP == "" {
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continue
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}
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addr := discoveryutils.JoinHostPort(ips.privateIP, port)
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m := map[string]string{
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"__address__": addr,
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"__meta_azure_subscription_id": sdc.SubscriptionID,
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"__meta_azure_machine_id": vm.ID,
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"__meta_azure_machine_name": vm.Name,
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"__meta_azure_machine_location": vm.Location,
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"__meta_azure_machine_private_ip": ips.privateIP,
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}
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if sdc.TenantID != "" {
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m["__meta_azure_tenant_id"] = sdc.TenantID
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}
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// /subscriptions/SUBSCRIPTION_ID/resourceGroups/RESOURCE_GROUP/providers/PROVIDER/TYPE/NAME
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idPath := strings.Split(vm.ID, "/")
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if len(idPath) > 4 {
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m["__meta_azure_machine_resource_group"] = idPath[4]
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}
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if vm.Properties.StorageProfile.OsDisk.OsType != "" {
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m["__meta_azure_machine_os_type"] = vm.Properties.StorageProfile.OsDisk.OsType
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}
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if vm.Properties.OsProfile.ComputerName != "" {
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m["__meta_azure_machine_computer_name"] = vm.Properties.OsProfile.ComputerName
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}
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if ips.publicIP != "" {
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m["__meta_azure_machine_public_ip"] = ips.publicIP
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}
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if vm.scaleSet != "" {
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m["__meta_azure_machine_scale_set"] = vm.scaleSet
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}
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for k, v := range vm.Tags {
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m[discoveryutils.SanitizeLabelName("__meta_azure_machine_tag_"+k)] = v
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}
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ms = append(ms, m)
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}
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}
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return ms
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}
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