/
servicediscovery-instances.go
90 lines (71 loc) · 1.89 KB
/
servicediscovery-instances.go
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package resources
import (
"fmt"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/session"
"github.com/aws/aws-sdk-go/service/servicediscovery"
)
type ServiceDiscoveryInstance struct {
svc *servicediscovery.ServiceDiscovery
serviceID *string
instanceID *string
}
func init() {
register("ServiceDiscoveryInstance", ListServiceDiscoveryInstances)
}
func ListServiceDiscoveryInstances(sess *session.Session) ([]Resource, error) {
svc := servicediscovery.New(sess)
resources := []Resource{}
services := []*servicediscovery.ServiceSummary{}
params := &servicediscovery.ListServicesInput{
MaxResults: aws.Int64(100),
}
// Collect all services, using separate for loop
// due to multi-service pagination issues
for {
output, err := svc.ListServices(params)
if err != nil {
return nil, err
}
for _, service := range output.Services {
services = append(services, service)
}
if output.NextToken == nil {
break
}
params.NextToken = output.NextToken
}
//Collect Instances for de-registration
for _, service := range services {
instanceParams := &servicediscovery.ListInstancesInput{
ServiceId: service.Id,
MaxResults: aws.Int64(100),
}
output, err := svc.ListInstances(instanceParams)
if err != nil {
return nil, err
}
for _, instance := range output.Instances {
resources = append(resources, &ServiceDiscoveryInstance{
svc: svc,
serviceID: service.Id,
instanceID: instance.Id,
})
}
if output.NextToken == nil {
break
}
params.NextToken = output.NextToken
}
return resources, nil
}
func (f *ServiceDiscoveryInstance) Remove() error {
_, err := f.svc.DeregisterInstance(&servicediscovery.DeregisterInstanceInput{
InstanceId: f.instanceID,
ServiceId: f.serviceID,
})
return err
}
func (f *ServiceDiscoveryInstance) String() string {
return fmt.Sprintf("%s -> %s", *f.instanceID, *f.serviceID)
}