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package terraform
import (
"github.com/hashicorp/terraform/addrs"
"github.com/hashicorp/terraform/configs"
"github.com/hashicorp/terraform/configs/configschema"
"github.com/hashicorp/terraform/dag"
)
// ConcreteProviderNodeFunc is a callback type used to convert an
// abstract provider to a concrete one of some type.
type ConcreteProviderNodeFunc func(*NodeAbstractProvider) dag.Vertex
// NodeAbstractProvider represents a provider that has no associated operations.
// It registers all the common interfaces across operations for providers.
type NodeAbstractProvider struct {
Addr addrs.AbsProviderConfig
// The fields below will be automatically set using the Attach
// interfaces if you're running those transforms, but also be explicitly
// set if you already have that information.
Config *configs.Provider
Schema *configschema.Block
}
var (
_ GraphNodeSubPath = (*NodeAbstractProvider)(nil)
_ RemovableIfNotTargeted = (*NodeAbstractProvider)(nil)
_ GraphNodeReferencer = (*NodeAbstractProvider)(nil)
_ GraphNodeProvider = (*NodeAbstractProvider)(nil)
_ GraphNodeAttachProvider = (*NodeAbstractProvider)(nil)
_ GraphNodeAttachProviderConfigSchema = (*NodeAbstractProvider)(nil)
_ dag.GraphNodeDotter = (*NodeAbstractProvider)(nil)
)
func (n *NodeAbstractProvider) Name() string {
return n.Addr.String()
}
// GraphNodeSubPath
func (n *NodeAbstractProvider) Path() addrs.ModuleInstance {
return n.Addr.Module
}
// RemovableIfNotTargeted
func (n *NodeAbstractProvider) RemoveIfNotTargeted() bool {
// We need to add this so that this node will be removed if
// it isn't targeted or a dependency of a target.
return true
}
// GraphNodeReferencer
func (n *NodeAbstractProvider) References() []*addrs.Reference {
if n.Config == nil || n.Schema == nil {
return nil
}
return ReferencesFromConfig(n.Config.Config, n.Schema)
}
// GraphNodeProvider
func (n *NodeAbstractProvider) ProviderAddr() addrs.AbsProviderConfig {
return n.Addr
}
// GraphNodeProvider
func (n *NodeAbstractProvider) ProviderConfig() *configs.Provider {
if n.Config == nil {
return nil
}
return n.Config
}
// GraphNodeAttachProvider
func (n *NodeAbstractProvider) AttachProvider(c *configs.Provider) {
n.Config = c
}
// GraphNodeAttachProviderConfigSchema impl.
func (n *NodeAbstractProvider) AttachProviderConfigSchema(schema *configschema.Block) {
n.Schema = schema
}
// GraphNodeDotter impl.
func (n *NodeAbstractProvider) DotNode(name string, opts *dag.DotOpts) *dag.DotNode {
return &dag.DotNode{
Name: name,
Attrs: map[string]string{
"label": n.Name(),
"shape": "diamond",
},
}
}
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