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block_fastly_service_v1_dictionary.go
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block_fastly_service_v1_dictionary.go
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package fastly
import (
"fmt"
"log"
gofastly "github.com/fastly/go-fastly/v2/fastly"
"github.com/hashicorp/terraform-plugin-sdk/helper/schema"
)
type DictionaryServiceAttributeHandler struct {
*DefaultServiceAttributeHandler
}
func NewServiceDictionary(sa ServiceMetadata) ServiceAttributeDefinition {
return &DictionaryServiceAttributeHandler{
&DefaultServiceAttributeHandler{
key: "dictionary",
serviceMetadata: sa,
},
}
}
func (h *DictionaryServiceAttributeHandler) Process(d *schema.ResourceData, latestVersion int, conn *gofastly.Client) error {
oldDictVal, newDictVal := d.GetChange(h.GetKey())
if oldDictVal == nil {
oldDictVal = new(schema.Set)
}
if newDictVal == nil {
newDictVal = new(schema.Set)
}
oldDictSet := oldDictVal.(*schema.Set)
newDictSet := newDictVal.(*schema.Set)
remove := oldDictSet.Difference(newDictSet).List()
add := newDictSet.Difference(oldDictSet).List()
// Delete removed dictionary configurations
for _, dRaw := range remove {
df := dRaw.(map[string]interface{})
opts := gofastly.DeleteDictionaryInput{
Service: d.Id(),
Version: latestVersion,
Name: df["name"].(string),
}
log.Printf("[DEBUG] Fastly Dictionary Removal opts: %#v", opts)
err := conn.DeleteDictionary(&opts)
if errRes, ok := err.(*gofastly.HTTPError); ok {
if errRes.StatusCode != 404 {
return err
}
} else if err != nil {
return err
}
}
// POST new dictionary configurations
for _, dRaw := range add {
opts, err := buildDictionary(dRaw.(map[string]interface{}))
if err != nil {
log.Printf("[DEBUG] Error building Dicitionary: %s", err)
return err
}
opts.Service = d.Id()
opts.Version = latestVersion
log.Printf("[DEBUG] Fastly Dictionary Addition opts: %#v", opts)
_, err = conn.CreateDictionary(opts)
if err != nil {
return err
}
}
return nil
}
func (h *DictionaryServiceAttributeHandler) Read(d *schema.ResourceData, s *gofastly.ServiceDetail, conn *gofastly.Client) error {
log.Printf("[DEBUG] Refreshing Dictionaries for (%s)", d.Id())
dictList, err := conn.ListDictionaries(&gofastly.ListDictionariesInput{
Service: d.Id(),
Version: s.ActiveVersion.Number,
})
if err != nil {
return fmt.Errorf("[ERR] Error looking up Dictionaries for (%s), version (%v): %s", d.Id(), s.ActiveVersion.Number, err)
}
dict := flattenDictionaries(dictList)
if err := d.Set(h.GetKey(), dict); err != nil {
log.Printf("[WARN] Error setting Dictionary for (%s): %s", d.Id(), err)
}
return nil
}
func (h *DictionaryServiceAttributeHandler) Register(s *schema.Resource) error {
s.Schema[h.GetKey()] = &schema.Schema{
Type: schema.TypeSet,
Optional: true,
Elem: &schema.Resource{
Schema: map[string]*schema.Schema{
// Required fields
"name": {
Type: schema.TypeString,
Required: true,
Description: "Unique name to refer to this Dictionary",
},
// Optional fields
"dictionary_id": {
Type: schema.TypeString,
Computed: true,
Description: "Generated dictionary ID",
},
"write_only": {
Type: schema.TypeBool,
Optional: true,
Default: false,
Description: "Determines if items in the dictionary are readable or not",
},
},
},
}
return nil
}
func flattenDictionaries(dictList []*gofastly.Dictionary) []map[string]interface{} {
var dl []map[string]interface{}
for _, currentDict := range dictList {
dictMapString := map[string]interface{}{
"dictionary_id": currentDict.ID,
"name": currentDict.Name,
"write_only": currentDict.WriteOnly,
}
// prune any empty values that come from the default string value in structs
for k, v := range dictMapString {
if v == "" {
delete(dictMapString, k)
}
}
dl = append(dl, dictMapString)
}
return dl
}
func buildDictionary(dictMap interface{}) (*gofastly.CreateDictionaryInput, error) {
df := dictMap.(map[string]interface{})
opts := gofastly.CreateDictionaryInput{
Name: df["name"].(string),
WriteOnly: gofastly.CBool(df["write_only"].(bool)),
}
return &opts, nil
}