49 lines
964 B
Go
49 lines
964 B
Go
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package config
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import (
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"fmt"
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"github.com/hashicorp/terraform/terraform"
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)
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// Validator is a helper that helps you validate the configuration
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// of your resource, resource provider, etc.
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type Validator struct {
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Required []string
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Optional []string
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}
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func (v *Validator) Validate(
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c *terraform.ResourceConfig) (ws []string, es []error) {
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keySet := make(map[string]bool)
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reqSet := make(map[string]struct{})
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for _, k := range v.Required {
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keySet[k] = true
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reqSet[k] = struct{}{}
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}
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for _, k := range v.Optional {
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keySet[k] = false
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}
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// Find any unknown keys used and mark off required keys that
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// we have set.
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for k, _ := range c.Raw {
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_, ok := keySet[k]
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if !ok {
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es = append(es, fmt.Errorf(
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"Unknown configuration key: %s", k))
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continue
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}
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delete(reqSet, k)
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}
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// Check what keys are required that we didn't set
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for k, _ := range reqSet {
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es = append(es, fmt.Errorf(
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"Required key is not set: %s", k))
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}
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return
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}
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