terraform/plugin/ui_input.go

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package plugin
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import (
"net/rpc"
"github.com/hashicorp/go-plugin"
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"github.com/hashicorp/terraform/terraform"
)
// UIInput is an implementatin of terraform.UIInput that communicates
// over RPC.
type UIInput struct {
Client *rpc.Client
}
func (i *UIInput) Input(opts *terraform.InputOpts) (string, error) {
var resp UIInputInputResponse
err := i.Client.Call("Plugin.Input", opts, &resp)
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if err != nil {
return "", err
}
if resp.Error != nil {
err = resp.Error
return "", err
}
return resp.Value, nil
}
type UIInputInputResponse struct {
Value string
Error *plugin.BasicError
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}
// UIInputServer is a net/rpc compatible structure for serving
// a UIInputServer. This should not be used directly.
type UIInputServer struct {
UIInput terraform.UIInput
}
func (s *UIInputServer) Input(
opts *terraform.InputOpts,
reply *UIInputInputResponse) error {
value, err := s.UIInput.Input(opts)
*reply = UIInputInputResponse{
Value: value,
Error: plugin.NewBasicError(err),
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}
return nil
}