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block_fastly_service_v1_logentries.go
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block_fastly_service_v1_logentries.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 LogentriesServiceAttributeHandler struct {
*DefaultServiceAttributeHandler
}
func NewServiceLogentries(sa ServiceMetadata) ServiceAttributeDefinition {
return &LogentriesServiceAttributeHandler{
&DefaultServiceAttributeHandler{
key: "logentries",
serviceMetadata: sa,
},
}
}
func (h *LogentriesServiceAttributeHandler) Process(d *schema.ResourceData, latestVersion int, conn *gofastly.Client) error {
os, ns := d.GetChange(h.GetKey())
if os == nil {
os = new(schema.Set)
}
if ns == nil {
ns = new(schema.Set)
}
oss := os.(*schema.Set)
nss := ns.(*schema.Set)
removeLogentries := oss.Difference(nss).List()
addLogentries := nss.Difference(oss).List()
// DELETE old logentries configurations
for _, pRaw := range removeLogentries {
slf := pRaw.(map[string]interface{})
opts := gofastly.DeleteLogentriesInput{
Service: d.Id(),
Version: latestVersion,
Name: slf["name"].(string),
}
log.Printf("[DEBUG] Fastly Logentries removal opts: %#v", opts)
err := conn.DeleteLogentries(&opts)
if errRes, ok := err.(*gofastly.HTTPError); ok {
if errRes.StatusCode != 404 {
return err
}
} else if err != nil {
return err
}
}
// POST new/updated Logentries
for _, pRaw := range addLogentries {
slf := pRaw.(map[string]interface{})
var vla = h.getVCLLoggingAttributes(slf)
opts := gofastly.CreateLogentriesInput{
Service: d.Id(),
Version: latestVersion,
Name: slf["name"].(string),
Port: uint(slf["port"].(int)),
UseTLS: gofastly.CBool(slf["use_tls"].(bool)),
Token: slf["token"].(string),
Format: vla.format,
FormatVersion: uintOrDefault(vla.formatVersion),
Placement: vla.placement,
ResponseCondition: vla.responseCondition,
}
log.Printf("[DEBUG] Create Logentries Opts: %#v", opts)
_, err := conn.CreateLogentries(&opts)
if err != nil {
return err
}
}
return nil
}
func (h *LogentriesServiceAttributeHandler) Read(d *schema.ResourceData, s *gofastly.ServiceDetail, conn *gofastly.Client) error {
log.Printf("[DEBUG] Refreshing Logentries for (%s)", d.Id())
logentriesList, err := conn.ListLogentries(&gofastly.ListLogentriesInput{
Service: d.Id(),
Version: s.ActiveVersion.Number,
})
if err != nil {
return fmt.Errorf("[ERR] Error looking up Logentries for (%s), version (%d): %s", d.Id(), s.ActiveVersion.Number, err)
}
lel := flattenLogentries(logentriesList)
if err := d.Set(h.GetKey(), lel); err != nil {
log.Printf("[WARN] Error setting Logentries for (%s): %s", d.Id(), err)
}
return nil
}
func (h *LogentriesServiceAttributeHandler) Register(s *schema.Resource) error {
var blockAttributes = map[string]*schema.Schema{
// Required fields
"name": {
Type: schema.TypeString,
Required: true,
Description: "Unique name to refer to this logging setup",
},
"token": {
Type: schema.TypeString,
Required: true,
Description: "Use token based authentication (https://logentries.com/doc/input-token/)",
},
// Optional
"port": {
Type: schema.TypeInt,
Optional: true,
Default: 20000,
Description: "The port number configured in Logentries",
},
"use_tls": {
Type: schema.TypeBool,
Optional: true,
Default: true,
Description: "Whether to use TLS for secure logging",
},
}
if h.GetServiceMetadata().serviceType == ServiceTypeVCL {
blockAttributes["format"] = &schema.Schema{
Type: schema.TypeString,
Optional: true,
Default: "%h %l %u %t %r %>s",
Description: "Apache-style string or VCL variables to use for log formatting",
}
blockAttributes["format_version"] = &schema.Schema{
Type: schema.TypeInt,
Optional: true,
Default: 1,
Description: "The version of the custom logging format used for the configured endpoint. Can be either 1 or 2. (Default: 1)",
ValidateFunc: validateLoggingFormatVersion(),
}
blockAttributes["response_condition"] = &schema.Schema{
Type: schema.TypeString,
Optional: true,
Default: "",
Description: "Name of blockAttributes condition to apply this logging.",
}
blockAttributes["placement"] = &schema.Schema{
Type: schema.TypeString,
Optional: true,
Description: "Where in the generated VCL the logging call should be placed.",
ValidateFunc: validateLoggingPlacement(),
}
}
s.Schema[h.GetKey()] = &schema.Schema{
Type: schema.TypeSet,
Optional: true,
Elem: &schema.Resource{
Schema: blockAttributes,
},
}
return nil
}
func flattenLogentries(logentriesList []*gofastly.Logentries) []map[string]interface{} {
var LEList []map[string]interface{}
for _, currentLE := range logentriesList {
// Convert Logentries to a map for saving to state.
LEMapString := map[string]interface{}{
"name": currentLE.Name,
"port": currentLE.Port,
"use_tls": currentLE.UseTLS,
"token": currentLE.Token,
"format": currentLE.Format,
"format_version": currentLE.FormatVersion,
"response_condition": currentLE.ResponseCondition,
"placement": currentLE.Placement,
}
// prune any empty values that come from the default string value in structs
for k, v := range LEMapString {
if v == "" {
delete(LEMapString, k)
}
}
LEList = append(LEList, LEMapString)
}
return LEList
}