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block_fastly_service_v1_logging_datadog.go
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block_fastly_service_v1_logging_datadog.go
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package fastly
import (
"context"
"fmt"
"log"
gofastly "github.com/fastly/go-fastly/v3/fastly"
"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
)
type DatadogServiceAttributeHandler struct {
*DefaultServiceAttributeHandler
}
func NewServiceLoggingDatadog(sa ServiceMetadata) ServiceAttributeDefinition {
return ToServiceAttributeDefinition(&DatadogServiceAttributeHandler{
&DefaultServiceAttributeHandler{
key: "logging_datadog",
serviceMetadata: sa,
},
})
}
func (h *DatadogServiceAttributeHandler) Key() string { return h.key }
func (h *DatadogServiceAttributeHandler) GetSchema() *schema.Schema {
var blockAttributes = map[string]*schema.Schema{
// Required fields
"name": {
Type: schema.TypeString,
Required: true,
Description: "The unique name of the Datadog logging endpoint. It is important to note that changing this attribute will delete and recreate the resource",
},
"token": {
Type: schema.TypeString,
Required: true,
Sensitive: true,
Description: "The API key from your Datadog account",
},
// Optional fields
"region": {
Type: schema.TypeString,
Optional: true,
Default: "US",
Description: "The region that log data will be sent to. One of `US` or `EU`. Defaults to `US` if undefined",
},
}
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`).",
ValidateDiagFunc: validateLoggingFormatVersion(),
}
blockAttributes["response_condition"] = &schema.Schema{
Type: schema.TypeString,
Optional: true,
Description: "The name of the condition to apply.",
}
blockAttributes["placement"] = &schema.Schema{
Type: schema.TypeString,
Optional: true,
Description: "Where in the generated VCL the logging call should be placed.",
ValidateDiagFunc: validateLoggingPlacement(),
}
}
return &schema.Schema{
Type: schema.TypeSet,
Optional: true,
Elem: &schema.Resource{
Schema: blockAttributes,
},
}
}
func (h *DatadogServiceAttributeHandler) Create(_ context.Context, d *schema.ResourceData, resource map[string]interface {
}, serviceVersion int, conn *gofastly.Client) error {
opts := h.buildCreate(resource, d.Id(), serviceVersion)
log.Printf("[DEBUG] Fastly Datadog logging addition opts: %#v", opts)
if err := createDatadog(conn, opts); err != nil {
return err
}
return nil
}
func (h *DatadogServiceAttributeHandler) Read(_ context.Context, d *schema.ResourceData, _ map[string]interface{}, serviceVersion int, conn *gofastly.Client) error {
// Refresh Datadog.
log.Printf("[DEBUG] Refreshing Datadog logging endpoints for (%s)", d.Id())
datadogList, err := conn.ListDatadog(&gofastly.ListDatadogInput{
ServiceID: d.Id(),
ServiceVersion: serviceVersion,
})
if err != nil {
return fmt.Errorf("[ERR] Error looking up Datadog logging endpoints for (%s), version (%v): %s", d.Id(), serviceVersion, err)
}
dll := flattenDatadog(datadogList)
for _, element := range dll {
element = h.pruneVCLLoggingAttributes(element)
}
if err := d.Set(h.GetKey(), dll); err != nil {
log.Printf("[WARN] Error setting Datadog logging endpoints for (%s): %s", d.Id(), err)
}
return nil
}
func (h *DatadogServiceAttributeHandler) Update(_ context.Context, d *schema.ResourceData, resource, modified map[string]interface {
}, serviceVersion int, conn *gofastly.Client) error {
opts := gofastly.UpdateDatadogInput{
ServiceID: d.Id(),
ServiceVersion: serviceVersion,
Name: resource["name"].(string),
}
// NOTE: where we transition between interface{} we lose the ability to
// infer the underlying type being either a uint vs an int. This
// materializes as a panic (yay) and so it's only at runtime we discover
// this and so we've updated the below code to convert the type asserted
// int into a uint before passing the value to gofastly.Uint().
if v, ok := modified["token"]; ok {
opts.Token = gofastly.String(v.(string))
}
if v, ok := modified["region"]; ok {
opts.Region = gofastly.String(v.(string))
}
if v, ok := modified["format"]; ok {
opts.Format = gofastly.String(v.(string))
}
if v, ok := modified["format_version"]; ok {
opts.FormatVersion = gofastly.Uint(uint(v.(int)))
}
if v, ok := modified["response_condition"]; ok {
opts.ResponseCondition = gofastly.String(v.(string))
}
if v, ok := modified["placement"]; ok {
opts.Placement = gofastly.String(v.(string))
}
log.Printf("[DEBUG] Update Datadog Opts: %#v", opts)
_, err := conn.UpdateDatadog(&opts)
if err != nil {
return err
}
return nil
}
func (h *DatadogServiceAttributeHandler) Delete(_ context.Context, d *schema.ResourceData, resource map[string]interface {
}, serviceVersion int, conn *gofastly.Client) error {
opts := h.buildDelete(resource, d.Id(), serviceVersion)
log.Printf("[DEBUG] Fastly Datadog logging endpoint removal opts: %#v", opts)
if err := deleteDatadog(conn, opts); err != nil {
return err
}
return nil
}
func createDatadog(conn *gofastly.Client, i *gofastly.CreateDatadogInput) error {
_, err := conn.CreateDatadog(i)
return err
}
func deleteDatadog(conn *gofastly.Client, i *gofastly.DeleteDatadogInput) error {
err := conn.DeleteDatadog(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 flattenDatadog(datadogList []*gofastly.Datadog) []map[string]interface{} {
var dsl []map[string]interface{}
for _, dl := range datadogList {
// Convert Datadog logging to a map for saving to state.
ndl := map[string]interface{}{
"name": dl.Name,
"token": dl.Token,
"region": dl.Region,
"format": dl.Format,
"format_version": dl.FormatVersion,
"placement": dl.Placement,
"response_condition": dl.ResponseCondition,
}
// Prune any empty values that come from the default string value in structs.
for k, v := range ndl {
if v == "" {
delete(ndl, k)
}
}
dsl = append(dsl, ndl)
}
return dsl
}
func (h *DatadogServiceAttributeHandler) buildCreate(datadogMap interface{}, serviceID string, serviceVersion int) *gofastly.CreateDatadogInput {
df := datadogMap.(map[string]interface{})
var vla = h.getVCLLoggingAttributes(df)
return &gofastly.CreateDatadogInput{
ServiceID: serviceID,
ServiceVersion: serviceVersion,
Name: df["name"].(string),
Token: df["token"].(string),
Region: df["region"].(string),
Format: vla.format,
FormatVersion: uintOrDefault(vla.formatVersion),
Placement: vla.placement,
ResponseCondition: vla.responseCondition,
}
}
func (h *DatadogServiceAttributeHandler) buildDelete(datadogMap interface{}, serviceID string, serviceVersion int) *gofastly.DeleteDatadogInput {
df := datadogMap.(map[string]interface{})
return &gofastly.DeleteDatadogInput{
ServiceID: serviceID,
ServiceVersion: serviceVersion,
Name: df["name"].(string),
}
}