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block_fastly_service_v1_logging_heroku.go
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block_fastly_service_v1_logging_heroku.go
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package fastly
import (
"fmt"
"log"
gofastly "github.com/fastly/go-fastly/fastly"
"github.com/hashicorp/terraform-plugin-sdk/helper/schema"
)
type HerokuServiceAttributeHandler struct {
*DefaultServiceAttributeHandler
}
func NewServiceLoggingHeroku(sa ServiceMetadata) ServiceAttributeDefinition {
return &HerokuServiceAttributeHandler{
&DefaultServiceAttributeHandler{
key: "logging_heroku",
serviceMetadata: sa,
},
}
}
func (h *HerokuServiceAttributeHandler) Process(d *schema.ResourceData, latestVersion int, conn *gofastly.Client) error {
serviceID := d.Id()
ol, nl := d.GetChange(h.GetKey())
if ol == nil {
ol = new(schema.Set)
}
if nl == nil {
nl = new(schema.Set)
}
ols := ol.(*schema.Set)
nls := nl.(*schema.Set)
removeHerokuLogging := ols.Difference(nls).List()
addHerokuLogging := nls.Difference(ols).List()
// DELETE old Heroku logging endpoints.
for _, oRaw := range removeHerokuLogging {
of := oRaw.(map[string]interface{})
opts := h.buildDelete(of, serviceID, latestVersion)
log.Printf("[DEBUG] Fastly Heroku logging endpoint removal opts: %#v", opts)
if err := deleteHeroku(conn, opts); err != nil {
return err
}
}
// POST new/updated Heroku logging endpoints.
for _, nRaw := range addHerokuLogging {
lf := nRaw.(map[string]interface{})
opts := h.buildCreate(lf, serviceID, latestVersion)
log.Printf("[DEBUG] Fastly Heroku logging addition opts: %#v", opts)
if err := createHeroku(conn, opts); err != nil {
return err
}
}
return nil
}
func (h *HerokuServiceAttributeHandler) Read(d *schema.ResourceData, s *gofastly.ServiceDetail, conn *gofastly.Client) error {
// Refresh Heroku.
log.Printf("[DEBUG] Refreshing Heroku logging endpoints for (%s)", d.Id())
herokuList, err := conn.ListHerokus(&gofastly.ListHerokusInput{
Service: d.Id(),
Version: s.ActiveVersion.Number,
})
if err != nil {
return fmt.Errorf("[ERR] Error looking up Heroku logging endpoints for (%s), version (%v): %s", d.Id(), s.ActiveVersion.Number, err)
}
ell := flattenHeroku(herokuList)
if err := d.Set(h.GetKey(), ell); err != nil {
log.Printf("[WARN] Error setting Heroku logging endpoints for (%s): %s", d.Id(), err)
}
return nil
}
func createHeroku(conn *gofastly.Client, i *gofastly.CreateHerokuInput) error {
_, err := conn.CreateHeroku(i)
return err
}
func deleteHeroku(conn *gofastly.Client, i *gofastly.DeleteHerokuInput) error {
err := conn.DeleteHeroku(i)
errRes, ok := err.(*gofastly.HTTPError)
if !ok {
return err
}
// 404 response codes don't result in an error propagating because a 404 could
// indicate that a resource was deleted elsewhere.
if !errRes.IsNotFound() {
return err
}
return nil
}
func flattenHeroku(herokuList []*gofastly.Heroku) []map[string]interface{} {
var res []map[string]interface{}
for _, ll := range herokuList {
// Convert Heroku logging to a map for saving to state.
nll := map[string]interface{}{
"name": ll.Name,
"token": ll.Token,
"url": ll.URL,
"format": ll.Format,
"format_version": ll.FormatVersion,
"placement": ll.Placement,
"response_condition": ll.ResponseCondition,
}
// Prune any empty values that come from the default string value in structs.
for k, v := range nll {
if v == "" {
delete(nll, k)
}
}
res = append(res, nll)
}
return res
}
func (h *HerokuServiceAttributeHandler) buildCreate(herokuMap interface{}, serviceID string, serviceVersion int) *gofastly.CreateHerokuInput {
df := herokuMap.(map[string]interface{})
var vla = h.getVCLLoggingAttributes(df)
return &gofastly.CreateHerokuInput{
Service: serviceID,
Version: serviceVersion,
Name: gofastly.NullString(df["name"].(string)),
Token: gofastly.NullString(df["token"].(string)),
URL: gofastly.NullString(df["url"].(string)),
Format: gofastly.NullString(vla.format),
FormatVersion: vla.formatVersion,
Placement: gofastly.NullString(vla.placement),
ResponseCondition: gofastly.NullString(vla.responseCondition),
}
}
func (h *HerokuServiceAttributeHandler) buildDelete(herokuMap interface{}, serviceID string, serviceVersion int) *gofastly.DeleteHerokuInput {
df := herokuMap.(map[string]interface{})
return &gofastly.DeleteHerokuInput{
Service: serviceID,
Version: serviceVersion,
Name: df["name"].(string),
}
}
func (h *HerokuServiceAttributeHandler) Register(s *schema.Resource) error {
var blockAttributes = map[string]*schema.Schema{
// Required fields
"name": {
Type: schema.TypeString,
Required: true,
Description: "The unique name of the Heroku logging endpoint.",
},
"token": {
Type: schema.TypeString,
Required: true,
Sensitive: true,
Description: "The token to use for authentication (https://www.heroku.com/docs/customer-token-authentication-token/).",
},
"url": {
Type: schema.TypeString,
Required: true,
Description: "The url to stream logs to.",
},
}
if h.GetServiceMetadata().serviceType == ServiceTypeVCL {
blockAttributes["format"] = &schema.Schema{
Type: schema.TypeString,
Optional: true,
Description: "Apache-style string or VCL variables to use for log formatting.",
}
blockAttributes["format_version"] = &schema.Schema{
Type: schema.TypeInt,
Optional: true,
Default: 2,
Description: "The version of the custom logging format used for the configured endpoint. Can be either `1` or `2`. (default: `2`).",
ValidateFunc: validateLoggingFormatVersion(),
}
blockAttributes["placement"] = &schema.Schema{
Type: schema.TypeString,
Optional: true,
Description: "Where in the generated VCL the logging call should be placed. Can be `none` or `waf_debug`.",
ValidateFunc: validateLoggingPlacement(),
}
blockAttributes["response_condition"] = &schema.Schema{
Type: schema.TypeString,
Optional: true,
Description: "The name of an existing condition in the configured endpoint, or leave blank to always execute.",
}
}
s.Schema[h.GetKey()] = &schema.Schema{
Type: schema.TypeSet,
Optional: true,
Elem: &schema.Resource{
Schema: blockAttributes,
},
}
return nil
}