57 lines
1.6 KiB
Go
57 lines
1.6 KiB
Go
package schema
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import (
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"errors"
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"github.com/hashicorp/terraform/terraform"
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)
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// The functions below are the CRUD function types for a Resource.
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type CreateFunc func(*ResourceData) error
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type ReadFunc func(*ResourceData) error
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type UpdateFunc func(*ResourceData) error
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type DeleteFunc func(*ResourceData) error
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// Resource represents a thing in Terraform that has a set of configurable
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// attributes and generally also has a lifecycle (create, read, update,
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// delete).
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//
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// The Resource schema is an abstraction that allows provider writers to
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// worry only about CRUD operations while off-loading validation, diff
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// generation, etc. to this higher level library.
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type Resource struct {
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Schema map[string]*Schema
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Create CreateFunc
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Read ReadFunc
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Update UpdateFunc
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Delete DeleteFunc
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}
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// Diff returns a diff of this resource and is API compatible with the
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// ResourceProvider interface.
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func (r *Resource) Diff(
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s *terraform.ResourceState,
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c *terraform.ResourceConfig) (*terraform.ResourceDiff, error) {
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return schemaMap(r.Schema).Diff(s, c)
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}
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// Validate validates the resource configuration against the schema.
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func (r *Resource) Validate(c *terraform.ResourceConfig) ([]string, []error) {
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return schemaMap(r.Schema).Validate(c)
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}
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// InternalValidate should be called to validate the structure
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// of the resource.
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//
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// This should be called in a unit test for any resource to verify
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// before release that a resource is properly configured for use with
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// this library.
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func (r *Resource) InternalValidate() error {
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if r == nil {
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return errors.New("resource is nil")
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}
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return schemaMap(r.Schema).InternalValidate()
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}
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