49 lines
1.3 KiB
Go
49 lines
1.3 KiB
Go
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package config
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import (
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"github.com/mitchellh/hashstructure"
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)
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// Terraform is the Terraform meta-configuration that can be present
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// in configuration files for configuring Terraform itself.
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type Terraform struct {
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RequiredVersion string `hcl:"required_version"` // Required Terraform version (constraint)
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Backend *Backend // See Backend struct docs
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}
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// Backend is the configuration for the "backend" to use with Terraform.
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// A backend is responsible for all major behavior of Terraform's core.
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// The abstraction layer above the core (the "backend") allows for behavior
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// such as remote operation.
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type Backend struct {
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Type string
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RawConfig *RawConfig
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// Hash is a unique hash code representing the original configuration
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// of the backend. This won't be recomputed unless Rehash is called.
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Hash uint64
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}
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// Hash returns a unique content hash for this backend's configuration
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// as a uint64 value.
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func (b *Backend) Rehash() uint64 {
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// If we have no backend, the value is zero
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if b == nil {
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return 0
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}
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// Use hashstructure to hash only our type with the config.
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code, err := hashstructure.Hash(map[string]interface{}{
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"type": b.Type,
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"config": b.RawConfig.Raw,
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}, nil)
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// This should never happen since we have just some basic primitives
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// so panic if there is an error.
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if err != nil {
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panic(err)
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}
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return code
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}
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