mirror of
https://github.com/bpg/terraform-provider-proxmox.git
synced 2025-07-04 21:14:05 +00:00
43 lines
1015 B
Go
43 lines
1015 B
Go
/*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/.
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*/
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package validator
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import (
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"fmt"
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"regexp"
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"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
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"github.com/hashicorp/terraform-plugin-sdk/v2/helper/validation"
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)
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// MACAddress is a schema validation function for MAC address.
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func MACAddress() schema.SchemaValidateDiagFunc {
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return validation.ToDiagFunc(func(i interface{}, k string) ([]string, []error) {
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v, ok := i.(string)
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var ws []string
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var es []error
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if !ok {
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es = append(es, fmt.Errorf("expected type of %s to be string", k))
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return ws, es
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}
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if v != "" {
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r := regexp.MustCompile(`^[A-Z\d]{2}(:[A-Z\d]{2}){5}$`)
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ok := r.MatchString(v)
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if !ok {
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es = append(es, fmt.Errorf("expected %s to be a valid MAC address (A0:B1:C2:D3:E4:F5), got %s", k, v))
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return ws, es
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}
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}
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return ws, es
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})
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}
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