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cluster.go
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cluster.go
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package lang
import (
"fmt"
"github.com/Aptomi/aptomi/pkg/runtime"
"gopkg.in/yaml.v2"
)
// ClusterObject is an informational data structure with Kind and Constructor for Cluster
var ClusterObject = &runtime.Info{
Kind: "cluster",
Storable: true,
Versioned: true,
Deletable: true,
Constructor: func() runtime.Object { return &Cluster{} },
}
// Cluster defines an individual cluster where containers get deployed.
// Various cloud providers are supported via setting a cluster type (k8s, Amazon ECS, GKE, etc).
type Cluster struct {
runtime.TypeKind `yaml:",inline"`
Metadata `validate:"required"`
// Type is a cluster type. Based on its type, the appropriate deployment plugin will be called to deploy containers.
Type string `validate:"clustertype"`
// Labels is a set of labels attached to the cluster
Labels map[string]string `yaml:"labels,omitempty" validate:"omitempty,labels"`
// Config for a given cluster type
Config interface{} `validate:"required"`
}
// ParseConfigInto parses cluster config into provided object
func (cluster *Cluster) ParseConfigInto(obj interface{}) error {
data, err := yaml.Marshal(cluster.Config)
if err != nil {
return fmt.Errorf("error while marshaling cluster config into bytes using yaml: %s", err)
}
err = yaml.Unmarshal(data, obj)
if err != nil {
return fmt.Errorf("error while unmarshaling cluster config into provided object: %s", err)
}
return nil
}
// MakeCopy makes a shallow copy of the Cluster struct
func (cluster *Cluster) MakeCopy() *Cluster {
return &Cluster{
TypeKind: cluster.TypeKind,
Metadata: cluster.Metadata,
Type: cluster.Type,
Labels: cluster.Labels,
Config: cluster.Config,
}
}