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block_fastly_service_v1_logging_cloudfiles.go
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block_fastly_service_v1_logging_cloudfiles.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 CloudfilesServiceAttributeHandler struct {
*DefaultServiceAttributeHandler
}
func NewServiceLoggingCloudfiles(sa ServiceMetadata) ServiceAttributeDefinition {
return &CloudfilesServiceAttributeHandler{
&DefaultServiceAttributeHandler{
key: "logging_cloudfiles",
serviceMetadata: sa,
},
}
}
func (h *CloudfilesServiceAttributeHandler) 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)
removeCloudfilesLogging := ols.Difference(nls).List()
addCloudfilesLogging := nls.Difference(ols).List()
// DELETE old Cloud Files logging endpoints.
for _, oRaw := range removeCloudfilesLogging {
of := oRaw.(map[string]interface{})
opts := h.buildDelete(of, serviceID, latestVersion)
log.Printf("[DEBUG] Fastly Cloud Files logging endpoint removal opts: %#v", opts)
if err := deleteCloudfiles(conn, opts); err != nil {
return err
}
}
// POST new/updated Cloud Files logging endpoints.
for _, nRaw := range addCloudfilesLogging {
lf := nRaw.(map[string]interface{})
// @HACK for a TF SDK Issue.
//
// This ensures that the required, `name`, field is present.
//
// If we have made it this far and `name` is not present, it is most-likely due
// to a defunct diff as noted here - https://github.com/hashicorp/terraform-plugin-sdk/issues/160#issuecomment-522935697.
//
// This is caused by using a StateFunc in a nested TypeSet. While the StateFunc
// properly handles setting state with the StateFunc, it returns extra entries
// during state Gets, specifically `GetChange("logging_cloudfiles")` in this case.
if v, ok := lf["name"]; !ok || v.(string) == "" {
continue
}
opts := h.buildCreate(lf, serviceID, latestVersion)
log.Printf("[DEBUG] Fastly Cloud Files logging addition opts: %#v", opts)
if err := createCloudfiles(conn, opts); err != nil {
return err
}
}
return nil
}
func (h *CloudfilesServiceAttributeHandler) Read(d *schema.ResourceData, s *gofastly.ServiceDetail, conn *gofastly.Client) error {
// Refresh Cloud Files.
log.Printf("[DEBUG] Refreshing Cloud Files logging endpoints for (%s)", d.Id())
cloudfilesList, err := conn.ListCloudfiles(&gofastly.ListCloudfilesInput{
Service: d.Id(),
Version: s.ActiveVersion.Number,
})
if err != nil {
return fmt.Errorf("[ERR] Error looking up Cloud Files logging endpoints for (%s), version (%v): %s", d.Id(), s.ActiveVersion.Number, err)
}
ell := flattenCloudfiles(cloudfilesList)
if err := d.Set(h.GetKey(), ell); err != nil {
log.Printf("[WARN] Error setting Cloud Files logging endpoints for (%s): %s", d.Id(), err)
}
return nil
}
func createCloudfiles(conn *gofastly.Client, i *gofastly.CreateCloudfilesInput) error {
_, err := conn.CreateCloudfiles(i)
return err
}
func deleteCloudfiles(conn *gofastly.Client, i *gofastly.DeleteCloudfilesInput) error {
err := conn.DeleteCloudfiles(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 flattenCloudfiles(cloudfilesList []*gofastly.Cloudfiles) []map[string]interface{} {
var lsl []map[string]interface{}
for _, ll := range cloudfilesList {
// Convert Cloud Files logging to a map for saving to state.
nll := map[string]interface{}{
"name": ll.Name,
"bucket_name": ll.BucketName,
"user": ll.User,
"access_key": ll.AccessKey,
"public_key": ll.PublicKey,
"gzip_level": ll.GzipLevel,
"message_type": ll.MessageType,
"path": ll.Path,
"region": ll.Region,
"period": ll.Period,
"timestamp_format": ll.TimestampFormat,
"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)
}
}
lsl = append(lsl, nll)
}
return lsl
}
func (h *CloudfilesServiceAttributeHandler) buildCreate(cloudfilesMap interface{}, serviceID string, serviceVersion int) *gofastly.CreateCloudfilesInput {
df := cloudfilesMap.(map[string]interface{})
var vla = h.getVCLLoggingAttributes(df)
return &gofastly.CreateCloudfilesInput{
Service: serviceID,
Version: serviceVersion,
Name: gofastly.NullString(df["name"].(string)),
BucketName: gofastly.NullString(df["bucket_name"].(string)),
User: gofastly.NullString(df["user"].(string)),
AccessKey: gofastly.NullString(df["access_key"].(string)),
PublicKey: gofastly.NullString(df["public_key"].(string)),
GzipLevel: gofastly.Uint(uint(df["gzip_level"].(int))),
MessageType: gofastly.NullString(df["message_type"].(string)),
Path: gofastly.NullString(df["path"].(string)),
Region: gofastly.NullString(df["region"].(string)),
Period: gofastly.Uint(uint(df["period"].(int))),
TimestampFormat: gofastly.NullString(df["timestamp_format"].(string)),
Format: gofastly.NullString(vla.format),
FormatVersion: vla.formatVersion,
Placement: gofastly.NullString(vla.placement),
ResponseCondition: gofastly.NullString(vla.responseCondition),
}
}
func (h *CloudfilesServiceAttributeHandler) buildDelete(cloudfilesMap interface{}, serviceID string, serviceVersion int) *gofastly.DeleteCloudfilesInput {
df := cloudfilesMap.(map[string]interface{})
return &gofastly.DeleteCloudfilesInput{
Service: serviceID,
Version: serviceVersion,
Name: df["name"].(string),
}
}
func (h *CloudfilesServiceAttributeHandler) 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 Cloud Files logging endpoint.",
},
"bucket_name": {
Type: schema.TypeString,
Required: true,
Description: "The name of your Cloud Files container.",
},
"user": {
Type: schema.TypeString,
Required: true,
Description: "The username for your Cloudfile account.",
},
"access_key": {
Type: schema.TypeString,
Required: true,
Sensitive: true,
Description: "Your Cloudfile account access key.",
},
// Optional fields
"public_key": {
Type: schema.TypeString,
Optional: true,
Description: "The PGP public key that Fastly will use to encrypt your log files before writing them to disk.",
// Related issue for weird behavior - https://github.com/hashicorp/terraform-plugin-sdk/issues/160
StateFunc: trimSpaceStateFunc,
},
"gzip_level": {
Type: schema.TypeInt,
Optional: true,
Default: 0,
Description: "What level of GZIP encoding to have when dumping logs (default 0, no compression).",
},
"message_type": {
Type: schema.TypeString,
Optional: true,
Default: "classic",
Description: "How the message should be formatted. One of: classic (default), loggly, logplex or blank.",
ValidateFunc: validateLoggingMessageType(),
},
"path": {
Type: schema.TypeString,
Optional: true,
Description: "The path to upload logs to.",
},
"region": {
Type: schema.TypeString,
Optional: true,
Description: "The region to stream logs to. One of: DFW (Dallas), ORD (Chicago), IAD (Northern Virginia), LON (London), SYD (Sydney), HKG (Hong Kong).",
},
"period": {
Type: schema.TypeInt,
Optional: true,
Default: 3600,
Description: "How frequently log files are finalized so they can be available for reading (in seconds, default 3600).",
},
"timestamp_format": {
Type: schema.TypeString,
Optional: true,
Default: "%Y-%m-%dT%H:%M:%S.000",
Description: "The specified format of the log's timestamp (default `%Y-%m-%dT%H:%M:%S.000`).",
},
}
if h.GetServiceMetadata().serviceType == ServiceTypeVCL {
blockAttributes["format"] = &schema.Schema{
Type: schema.TypeString,
Optional: true,
Description: "Apache style 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["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.",
}
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(),
}
}
s.Schema[h.GetKey()] = &schema.Schema{
Type: schema.TypeSet,
Optional: true,
Elem: &schema.Resource{
Schema: blockAttributes,
},
}
return nil
}