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package terraform
import (
"fmt"
"github.com/hashicorp/terraform/configs/configschema"
"github.com/hashicorp/terraform/provisioners"
)
// EvalInitProvisioner is an EvalNode implementation that initializes a provisioner
// and returns nothing. The provisioner can be retrieved again with the
// EvalGetProvisioner node.
type EvalInitProvisioner struct {
Name string
}
func (n *EvalInitProvisioner) Eval(ctx EvalContext) (interface{}, error) {
return ctx.InitProvisioner(n.Name)
}
// EvalCloseProvisioner is an EvalNode implementation that closes provisioner
// connections that aren't needed anymore.
type EvalCloseProvisioner struct {
Name string
}
func (n *EvalCloseProvisioner) Eval(ctx EvalContext) (interface{}, error) {
ctx.CloseProvisioner(n.Name)
return nil, nil
}
// EvalGetProvisioner is an EvalNode implementation that retrieves an already
// initialized provisioner instance for the given name.
type EvalGetProvisioner struct {
Name string
Output *provisioners.Interface
Schema **configschema.Block
}
func (n *EvalGetProvisioner) Eval(ctx EvalContext) (interface{}, error) {
result := ctx.Provisioner(n.Name)
if result == nil {
return nil, fmt.Errorf("provisioner %s not initialized", n.Name)
}
if n.Output != nil {
*n.Output = result
}
if n.Schema != nil {
*n.Schema = ctx.ProvisionerSchema(n.Name)
}
return result, nil
}
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