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block_fastly_service_v1_logging_sftp.go
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block_fastly_service_v1_logging_sftp.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 SFTPServiceAttributeHandler struct {
*DefaultServiceAttributeHandler
}
func NewServiceLoggingSFTP(sa ServiceMetadata) ServiceAttributeDefinition {
return ToServiceAttributeDefinition(&SFTPServiceAttributeHandler{
&DefaultServiceAttributeHandler{
key: "logging_sftp",
serviceMetadata: sa,
},
})
}
func (h *SFTPServiceAttributeHandler) Key() string { return h.key }
func (h *SFTPServiceAttributeHandler) GetSchema() *schema.Schema {
var blockAttributes = map[string]*schema.Schema{
// Required fields
"name": {
Type: schema.TypeString,
Required: true,
Description: "The unique name of the SFTP logging endpoint. It is important to note that changing this attribute will delete and recreate the resource",
},
"address": {
Type: schema.TypeString,
Required: true,
Description: "The SFTP address to stream logs to",
},
"user": {
Type: schema.TypeString,
Required: true,
Description: "The username for the server",
},
"path": {
Type: schema.TypeString,
Required: true,
Description: "The path to upload log files to. If the path ends in `/` then it is treated as a directory",
},
"ssh_known_hosts": {
Type: schema.TypeString,
Required: true,
Description: "A list of host keys for all hosts we can connect to over SFTP",
},
// Optional fields
"port": {
Type: schema.TypeInt,
Optional: true,
Default: 22,
Description: "The port the SFTP service listens on. (Default: `22`)",
},
"password": {
Type: schema.TypeString,
Optional: true,
Description: "The password for the server. If both `password` and `secret_key` are passed, `secret_key` will be preferred",
Sensitive: true,
},
"secret_key": {
Type: schema.TypeString,
Optional: true,
Description: "The SSH private key for the server. If both `password` and `secret_key` are passed, `secret_key` will be preferred",
Sensitive: true,
ValidateDiagFunc: validateStringTrimmed,
},
"public_key": {
Type: schema.TypeString,
Optional: true,
Description: "A PGP public key that Fastly will use to encrypt your log files before writing them to disk",
ValidateDiagFunc: validateStringTrimmed,
},
"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`)",
},
"gzip_level": {
Type: schema.TypeInt,
Optional: true,
Default: 0,
Description: "What level of Gzip encoding to have when dumping logs (default `0`, no compression)",
},
"timestamp_format": {
Type: schema.TypeString,
Optional: true,
Default: "%Y-%m-%dT%H:%M:%S.000",
Description: "The `strftime` specified timestamp formatting (default `%Y-%m-%dT%H:%M:%S.000`)",
},
"message_type": {
Type: schema.TypeString,
Optional: true,
Default: "classic",
Description: "How the message should be formatted. One of: `classic` (default), `loggly`, `logplex` or `blank`",
ValidateDiagFunc: validateLoggingMessageType(),
},
"compression_codec": {
Type: schema.TypeString,
Optional: true,
Description: `The codec used for compression of your logs. Valid values are zstd, snappy, and gzip. If the specified codec is "gzip", gzip_level will default to 3. To specify a different level, leave compression_codec blank and explicitly set the level using gzip_level. Specifying both compression_codec and gzip_level in the same API request will result in an error.`,
ValidateDiagFunc: validateLoggingCompressionCodec(),
},
}
if h.GetServiceMetadata().serviceType == ServiceTypeVCL {
blockAttributes["format"] = &schema.Schema{
Type: schema.TypeString,
Optional: true,
Default: "%h %l %u %t \"%r\" %>s %b",
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["placement"] = &schema.Schema{
Type: schema.TypeString,
Optional: true,
Description: "Where in the generated VCL the logging call should be placed.",
ValidateDiagFunc: validateLoggingPlacement(),
}
blockAttributes["response_condition"] = &schema.Schema{
Type: schema.TypeString,
Optional: true,
Description: "The name of the condition to apply.",
}
}
return &schema.Schema{
Type: schema.TypeSet,
Optional: true,
Elem: &schema.Resource{
Schema: blockAttributes,
},
}
}
func (h *SFTPServiceAttributeHandler) Create(_ context.Context, d *schema.ResourceData, resource map[string]interface {
}, serviceVersion int, conn *gofastly.Client) error {
opts := h.buildCreate(resource, d.Id(), serviceVersion)
if opts.Password == "" && opts.SecretKey == "" {
return fmt.Errorf("[ERR] Either password or secret_key must be set")
}
log.Printf("[DEBUG] Fastly SFTP logging addition opts: %#v", opts)
if err := createSFTP(conn, opts); err != nil {
return err
}
return nil
}
func (h *SFTPServiceAttributeHandler) Read(_ context.Context, d *schema.ResourceData, _ map[string]interface{}, serviceVersion int, conn *gofastly.Client) error {
// Refresh SFTP.
log.Printf("[DEBUG] Refreshing SFTP logging endpoints for (%s)", d.Id())
sftpList, err := conn.ListSFTPs(&gofastly.ListSFTPsInput{
ServiceID: d.Id(),
ServiceVersion: serviceVersion,
})
if err != nil {
return fmt.Errorf("[ERR] Error looking up SFTP logging endpoints for (%s), version (%v): %s", d.Id(), serviceVersion, err)
}
ell := flattenSFTP(sftpList)
for _, element := range ell {
element = h.pruneVCLLoggingAttributes(element)
}
if err := d.Set(h.GetKey(), ell); err != nil {
log.Printf("[WARN] Error setting SFTP logging endpoints for (%s): %s", d.Id(), err)
}
return nil
}
func (h *SFTPServiceAttributeHandler) Update(_ context.Context, d *schema.ResourceData, resource, modified map[string]interface {
}, serviceVersion int, conn *gofastly.Client) error {
opts := gofastly.UpdateSFTPInput{
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["address"]; ok {
opts.Address = gofastly.String(v.(string))
}
if v, ok := modified["port"]; ok {
opts.Port = gofastly.Uint(uint(v.(int)))
}
if v, ok := modified["public_key"]; ok {
opts.PublicKey = gofastly.String(v.(string))
}
if v, ok := modified["secret_key"]; ok {
opts.SecretKey = gofastly.String(v.(string))
}
if v, ok := modified["ssh_known_hosts"]; ok {
opts.SSHKnownHosts = gofastly.String(v.(string))
}
if v, ok := modified["user"]; ok {
opts.User = gofastly.String(v.(string))
}
if v, ok := modified["password"]; ok {
opts.Password = gofastly.String(v.(string))
}
if v, ok := modified["path"]; ok {
opts.Path = gofastly.String(v.(string))
}
if v, ok := modified["period"]; ok {
opts.Period = gofastly.Uint(uint(v.(int)))
}
if v, ok := modified["format_version"]; ok {
opts.FormatVersion = gofastly.Uint(uint(v.(int)))
}
if v, ok := modified["compression_codec"]; ok {
opts.CompressionCodec = gofastly.String(v.(string))
}
if v, ok := modified["gzip_level"]; ok {
opts.GzipLevel = gofastly.Uint(uint(v.(int)))
}
if v, ok := modified["format"]; ok {
opts.Format = gofastly.String(v.(string))
}
if v, ok := modified["response_condition"]; ok {
opts.ResponseCondition = gofastly.String(v.(string))
}
if v, ok := modified["timestamp_format"]; ok {
opts.TimestampFormat = gofastly.String(v.(string))
}
if v, ok := modified["message_type"]; ok {
opts.MessageType = gofastly.String(v.(string))
}
if v, ok := modified["placement"]; ok {
opts.Placement = gofastly.String(v.(string))
}
log.Printf("[DEBUG] Update SFTP Opts: %#v", opts)
_, err := conn.UpdateSFTP(&opts)
if err != nil {
return err
}
return nil
}
func (h *SFTPServiceAttributeHandler) 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 SFTP logging endpoint removal opts: %#v", opts)
if err := deleteSFTP(conn, opts); err != nil {
return err
}
return nil
}
func createSFTP(conn *gofastly.Client, i *gofastly.CreateSFTPInput) error {
_, err := conn.CreateSFTP(i)
return err
}
func deleteSFTP(conn *gofastly.Client, i *gofastly.DeleteSFTPInput) error {
err := conn.DeleteSFTP(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 flattenSFTP(sftpList []*gofastly.SFTP) []map[string]interface{} {
var ssl []map[string]interface{}
for _, sl := range sftpList {
// Convert SFTP logging to a map for saving to state.
nsl := map[string]interface{}{
"name": sl.Name,
"address": sl.Address,
"user": sl.User,
"path": sl.Path,
"ssh_known_hosts": sl.SSHKnownHosts,
"port": sl.Port,
"password": sl.Password,
"secret_key": sl.SecretKey,
"public_key": sl.PublicKey,
"period": sl.Period,
"gzip_level": sl.GzipLevel,
"timestamp_format": sl.TimestampFormat,
"message_type": sl.MessageType,
"format": sl.Format,
"format_version": sl.FormatVersion,
"response_condition": sl.ResponseCondition,
"placement": sl.Placement,
"compression_codec": sl.CompressionCodec,
}
// prune any empty values that come from the default string value in structs
for k, v := range nsl {
if v == "" {
delete(nsl, k)
}
}
ssl = append(ssl, nsl)
}
return ssl
}
func (h *SFTPServiceAttributeHandler) buildCreate(sftpMap interface{}, serviceID string, serviceVersion int) *gofastly.CreateSFTPInput {
df := sftpMap.(map[string]interface{})
var vla = h.getVCLLoggingAttributes(df)
return &gofastly.CreateSFTPInput{
ServiceID: serviceID,
ServiceVersion: serviceVersion,
Address: df["address"].(string),
Name: df["name"].(string),
User: df["user"].(string),
Path: df["path"].(string),
PublicKey: df["public_key"].(string),
SecretKey: df["secret_key"].(string),
SSHKnownHosts: df["ssh_known_hosts"].(string),
Port: uint(df["port"].(int)),
Password: df["password"].(string),
GzipLevel: uint(df["gzip_level"].(int)),
TimestampFormat: df["timestamp_format"].(string),
MessageType: df["message_type"].(string),
CompressionCodec: df["compression_codec"].(string),
Format: vla.format,
FormatVersion: uintOrDefault(vla.formatVersion),
Placement: vla.placement,
ResponseCondition: vla.responseCondition,
}
}
func (h *SFTPServiceAttributeHandler) buildDelete(sftpMap interface{}, serviceID string, serviceVersion int) *gofastly.DeleteSFTPInput {
df := sftpMap.(map[string]interface{})
return &gofastly.DeleteSFTPInput{
ServiceID: serviceID,
ServiceVersion: serviceVersion,
Name: df["name"].(string),
}
}