Add Metaname.net as DNS provider (#1952)

README.md

@@ -71,19 +71,19 @@ Detailed documentation is available [here](https://go-acme.github.io/lego/dns).
 | [Internet.bs](https://go-acme.github.io/lego/dns/internetbs/)                   | [INWX](https://go-acme.github.io/lego/dns/inwx/)                                | [Ionos](https://go-acme.github.io/lego/dns/ionos/)                              | [iwantmyname](https://go-acme.github.io/lego/dns/iwantmyname/)                  |
 | [Joker](https://go-acme.github.io/lego/dns/joker/)                              | [Joohoi's ACME-DNS](https://go-acme.github.io/lego/dns/acme-dns/)               | [Liara](https://go-acme.github.io/lego/dns/liara/)                              | [Linode (v4)](https://go-acme.github.io/lego/dns/linode/)                       |
 | [Liquid Web](https://go-acme.github.io/lego/dns/liquidweb/)                     | [Loopia](https://go-acme.github.io/lego/dns/loopia/)                            | [LuaDNS](https://go-acme.github.io/lego/dns/luadns/)                            | [Manual](https://go-acme.github.io/lego/dns/manual/)                            |
-| [MyDNS.jp](https://go-acme.github.io/lego/dns/mydnsjp/)                         | [MythicBeasts](https://go-acme.github.io/lego/dns/mythicbeasts/)                | [Name.com](https://go-acme.github.io/lego/dns/namedotcom/)                      | [Namecheap](https://go-acme.github.io/lego/dns/namecheap/)                      |
+| [Metaname](https://go-acme.github.io/lego/dns/metaname/)                        | [MyDNS.jp](https://go-acme.github.io/lego/dns/mydnsjp/)                         | [MythicBeasts](https://go-acme.github.io/lego/dns/mythicbeasts/)                | [Name.com](https://go-acme.github.io/lego/dns/namedotcom/)                      |
-| [Namesilo](https://go-acme.github.io/lego/dns/namesilo/)                        | [NearlyFreeSpeech.NET](https://go-acme.github.io/lego/dns/nearlyfreespeech/)    | [Netcup](https://go-acme.github.io/lego/dns/netcup/)                            | [Netlify](https://go-acme.github.io/lego/dns/netlify/)                          |
+| [Namecheap](https://go-acme.github.io/lego/dns/namecheap/)                      | [Namesilo](https://go-acme.github.io/lego/dns/namesilo/)                        | [NearlyFreeSpeech.NET](https://go-acme.github.io/lego/dns/nearlyfreespeech/)    | [Netcup](https://go-acme.github.io/lego/dns/netcup/)                            |
-| [Nicmanager](https://go-acme.github.io/lego/dns/nicmanager/)                    | [NIFCloud](https://go-acme.github.io/lego/dns/nifcloud/)                        | [Njalla](https://go-acme.github.io/lego/dns/njalla/)                            | [Nodion](https://go-acme.github.io/lego/dns/nodion/)                            |
+| [Netlify](https://go-acme.github.io/lego/dns/netlify/)                          | [Nicmanager](https://go-acme.github.io/lego/dns/nicmanager/)                    | [NIFCloud](https://go-acme.github.io/lego/dns/nifcloud/)                        | [Njalla](https://go-acme.github.io/lego/dns/njalla/)                            |
-| [NS1](https://go-acme.github.io/lego/dns/ns1/)                                  | [Open Telekom Cloud](https://go-acme.github.io/lego/dns/otc/)                   | [Oracle Cloud](https://go-acme.github.io/lego/dns/oraclecloud/)                 | [OVH](https://go-acme.github.io/lego/dns/ovh/)                                  |
+| [Nodion](https://go-acme.github.io/lego/dns/nodion/)                            | [NS1](https://go-acme.github.io/lego/dns/ns1/)                                  | [Open Telekom Cloud](https://go-acme.github.io/lego/dns/otc/)                   | [Oracle Cloud](https://go-acme.github.io/lego/dns/oraclecloud/)                 |
-| [plesk.com](https://go-acme.github.io/lego/dns/plesk/)                          | [Porkbun](https://go-acme.github.io/lego/dns/porkbun/)                          | [PowerDNS](https://go-acme.github.io/lego/dns/pdns/)                            | [Rackspace](https://go-acme.github.io/lego/dns/rackspace/)                      |
+| [OVH](https://go-acme.github.io/lego/dns/ovh/)                                  | [plesk.com](https://go-acme.github.io/lego/dns/plesk/)                          | [Porkbun](https://go-acme.github.io/lego/dns/porkbun/)                          | [PowerDNS](https://go-acme.github.io/lego/dns/pdns/)                            |
-| [RcodeZero](https://go-acme.github.io/lego/dns/rcodezero/)                      | [reg.ru](https://go-acme.github.io/lego/dns/regru/)                             | [RFC2136](https://go-acme.github.io/lego/dns/rfc2136/)                          | [RimuHosting](https://go-acme.github.io/lego/dns/rimuhosting/)                  |
+| [Rackspace](https://go-acme.github.io/lego/dns/rackspace/)                      | [RcodeZero](https://go-acme.github.io/lego/dns/rcodezero/)                      | [reg.ru](https://go-acme.github.io/lego/dns/regru/)                             | [RFC2136](https://go-acme.github.io/lego/dns/rfc2136/)                          |
-| [Sakura Cloud](https://go-acme.github.io/lego/dns/sakuracloud/)                 | [Scaleway](https://go-acme.github.io/lego/dns/scaleway/)                        | [Selectel](https://go-acme.github.io/lego/dns/selectel/)                        | [Servercow](https://go-acme.github.io/lego/dns/servercow/)                      |
+| [RimuHosting](https://go-acme.github.io/lego/dns/rimuhosting/)                  | [Sakura Cloud](https://go-acme.github.io/lego/dns/sakuracloud/)                 | [Scaleway](https://go-acme.github.io/lego/dns/scaleway/)                        | [Selectel](https://go-acme.github.io/lego/dns/selectel/)                        |
-| [Simply.com](https://go-acme.github.io/lego/dns/simply/)                        | [Sonic](https://go-acme.github.io/lego/dns/sonic/)                              | [Stackpath](https://go-acme.github.io/lego/dns/stackpath/)                      | [Tencent Cloud DNS](https://go-acme.github.io/lego/dns/tencentcloud/)           |
+| [Servercow](https://go-acme.github.io/lego/dns/servercow/)                      | [Simply.com](https://go-acme.github.io/lego/dns/simply/)                        | [Sonic](https://go-acme.github.io/lego/dns/sonic/)                              | [Stackpath](https://go-acme.github.io/lego/dns/stackpath/)                      |
-| [TransIP](https://go-acme.github.io/lego/dns/transip/)                          | [UKFast SafeDNS](https://go-acme.github.io/lego/dns/safedns/)                   | [Ultradns](https://go-acme.github.io/lego/dns/ultradns/)                        | [Variomedia](https://go-acme.github.io/lego/dns/variomedia/)                    |
+| [Tencent Cloud DNS](https://go-acme.github.io/lego/dns/tencentcloud/)           | [TransIP](https://go-acme.github.io/lego/dns/transip/)                          | [UKFast SafeDNS](https://go-acme.github.io/lego/dns/safedns/)                   | [Ultradns](https://go-acme.github.io/lego/dns/ultradns/)                        |
-| [VegaDNS](https://go-acme.github.io/lego/dns/vegadns/)                          | [Vercel](https://go-acme.github.io/lego/dns/vercel/)                            | [Versio.[nl/eu/uk]](https://go-acme.github.io/lego/dns/versio/)                 | [VinylDNS](https://go-acme.github.io/lego/dns/vinyldns/)                        |
+| [Variomedia](https://go-acme.github.io/lego/dns/variomedia/)                    | [VegaDNS](https://go-acme.github.io/lego/dns/vegadns/)                          | [Vercel](https://go-acme.github.io/lego/dns/vercel/)                            | [Versio.[nl/eu/uk]](https://go-acme.github.io/lego/dns/versio/)                 |
-| [VK Cloud](https://go-acme.github.io/lego/dns/vkcloud/)                         | [Vscale](https://go-acme.github.io/lego/dns/vscale/)                            | [Vultr](https://go-acme.github.io/lego/dns/vultr/)                              | [Websupport](https://go-acme.github.io/lego/dns/websupport/)                    |
+| [VinylDNS](https://go-acme.github.io/lego/dns/vinyldns/)                        | [VK Cloud](https://go-acme.github.io/lego/dns/vkcloud/)                         | [Vscale](https://go-acme.github.io/lego/dns/vscale/)                            | [Vultr](https://go-acme.github.io/lego/dns/vultr/)                              |
-| [WEDOS](https://go-acme.github.io/lego/dns/wedos/)                              | [Yandex Cloud](https://go-acme.github.io/lego/dns/yandexcloud/)                 | [Yandex PDD](https://go-acme.github.io/lego/dns/yandex/)                        | [Zone.ee](https://go-acme.github.io/lego/dns/zoneee/)                           |
+| [Websupport](https://go-acme.github.io/lego/dns/websupport/)                    | [WEDOS](https://go-acme.github.io/lego/dns/wedos/)                              | [Yandex Cloud](https://go-acme.github.io/lego/dns/yandexcloud/)                 | [Yandex PDD](https://go-acme.github.io/lego/dns/yandex/)                        |
-| [Zonomi](https://go-acme.github.io/lego/dns/zonomi/)                            |                                                                                 |                                                                                 |                                                                                 |
+| [Zone.ee](https://go-acme.github.io/lego/dns/zoneee/)                           | [Zonomi](https://go-acme.github.io/lego/dns/zonomi/)                            |                                                                                 |                                                                                 |
 
 <!-- END DNS PROVIDERS LIST -->
 

cmd/zz_gen_cmd_dnshelp.go

@@ -84,6 +84,7 @@ func allDNSCodes() string {
 		"liquidweb",
 		"loopia",
 		"luadns",
+		"metaname",
 		"mydnsjp",
 		"mythicbeasts",
 		"namecheap",
@@ -1620,6 +1621,26 @@ func displayDNSHelp(w io.Writer, name string) error {
 		ew.writeln()
 		ew.writeln(`More information: https://go-acme.github.io/lego/dns/luadns`)
 
+	case "metaname":
+		// generated from: providers/dns/metaname/metaname.toml
+		ew.writeln(`Configuration for Metaname.`)
+		ew.writeln(`Code:	'metaname'`)
+		ew.writeln(`Since:	'v4.13.0'`)
+		ew.writeln()
+
+		ew.writeln(`Credentials:`)
+		ew.writeln(`	- "METANAME_ACCOUNT_REFERENCE":	The four-digit reference of a Metaname account`)
+		ew.writeln(`	- "METANAME_API_KEY":	API Key`)
+		ew.writeln()
+
+		ew.writeln(`Additional Configuration:`)
+		ew.writeln(`	- "METANAME_POLLING_INTERVAL":	Time between DNS propagation check`)
+		ew.writeln(`	- "METANAME_PROPAGATION_TIMEOUT":	Maximum waiting time for DNS propagation`)
+		ew.writeln(`	- "METANAME_TTL":	The TTL of the TXT record used for the DNS challenge`)
+
+		ew.writeln()
+		ew.writeln(`More information: https://go-acme.github.io/lego/dns/metaname`)
+
 	case "mydnsjp":
 		// generated from: providers/dns/mydnsjp/mydnsjp.toml
 		ew.writeln(`Configuration for MyDNS.jp.`)

docs/content/dns/zz_gen_metaname.md

@@ -0,0 +1,69 @@
+---
+title: "Metaname"
+date: 2019-03-03T16:39:46+01:00
+draft: false
+slug: metaname
+dnsprovider:
+  since:    "v4.13.0"
+  code:     "metaname"
+  url:      "https://metaname.net"
+---
+
+<!-- THIS DOCUMENTATION IS AUTO-GENERATED. PLEASE DO NOT EDIT. -->
+<!-- providers/dns/metaname/metaname.toml -->
+<!-- THIS DOCUMENTATION IS AUTO-GENERATED. PLEASE DO NOT EDIT. -->
+
+
+Configuration for [Metaname](https://metaname.net).
+
+
+<!--more-->
+
+- Code: `metaname`
+- Since: v4.13.0
+
+
+Here is an example bash command using the Metaname provider:
+
+```bash
+METANAME_ACCOUNT_REFERENCE=xxxx \
+METANAME_API_KEY=yyyyyyy \
+lego --email you@example.com --dns metaname --domains my.example.org run
+```
+
+
+
+
+## Credentials
+
+| Environment Variable Name | Description |
+|-----------------------|-------------|
+| `METANAME_ACCOUNT_REFERENCE` | The four-digit reference of a Metaname account |
+| `METANAME_API_KEY` | API Key |
+
+The environment variable names can be suffixed by `_FILE` to reference a file instead of a value.
+More information [here]({{< ref "dns#configuration-and-credentials" >}}).
+
+
+## Additional Configuration
+
+| Environment Variable Name | Description |
+|--------------------------------|-------------|
+| `METANAME_POLLING_INTERVAL` | Time between DNS propagation check |
+| `METANAME_PROPAGATION_TIMEOUT` | Maximum waiting time for DNS propagation |
+| `METANAME_TTL` | The TTL of the TXT record used for the DNS challenge |
+
+The environment variable names can be suffixed by `_FILE` to reference a file instead of a value.
+More information [here]({{< ref "dns#configuration-and-credentials" >}}).
+
+
+
+
+## More information
+
+- [API documentation](https://metaname.net/api/1.1/doc)
+- [Go client](https://github.com/nzdjb/go-metaname)
+
+<!-- THIS DOCUMENTATION IS AUTO-GENERATED. PLEASE DO NOT EDIT. -->
+<!-- providers/dns/metaname/metaname.toml -->
+<!-- THIS DOCUMENTATION IS AUTO-GENERATED. PLEASE DO NOT EDIT. -->

docs/data/zz_cli_help.toml

@@ -136,7 +136,7 @@ To display the documentation for a specific DNS provider, run:
   $ lego dnshelp -c code
 
 Supported DNS providers:
-  acme-dns, alidns, allinkl, arvancloud, auroradns, autodns, azure, azuredns, bindman, bluecat, brandit, bunny, checkdomain, civo, clouddns, cloudflare, cloudns, cloudxns, conoha, constellix, derak, desec, designate, digitalocean, dnshomede, dnsimple, dnsmadeeasy, dnspod, dode, domeneshop, dreamhost, duckdns, dyn, dynu, easydns, edgedns, efficientip, epik, exec, exoscale, freemyip, gandi, gandiv5, gcloud, gcore, glesys, godaddy, googledomains, hetzner, hostingde, hosttech, httpreq, hurricane, hyperone, ibmcloud, iij, iijdpf, infoblox, infomaniak, internetbs, inwx, ionos, iwantmyname, joker, liara, lightsail, linode, liquidweb, loopia, luadns, manual, mydnsjp, mythicbeasts, namecheap, namedotcom, namesilo, nearlyfreespeech, netcup, netlify, nicmanager, nifcloud, njalla, nodion, ns1, oraclecloud, otc, ovh, pdns, plesk, porkbun, rackspace, rcodezero, regru, rfc2136, rimuhosting, route53, safedns, sakuracloud, scaleway, selectel, servercow, simply, sonic, stackpath, tencentcloud, transip, ultradns, variomedia, vegadns, vercel, versio, vinyldns, vkcloud, vscale, vultr, websupport, wedos, yandex, yandexcloud, zoneee, zonomi
+  acme-dns, alidns, allinkl, arvancloud, auroradns, autodns, azure, azuredns, bindman, bluecat, brandit, bunny, checkdomain, civo, clouddns, cloudflare, cloudns, cloudxns, conoha, constellix, derak, desec, designate, digitalocean, dnshomede, dnsimple, dnsmadeeasy, dnspod, dode, domeneshop, dreamhost, duckdns, dyn, dynu, easydns, edgedns, efficientip, epik, exec, exoscale, freemyip, gandi, gandiv5, gcloud, gcore, glesys, godaddy, googledomains, hetzner, hostingde, hosttech, httpreq, hurricane, hyperone, ibmcloud, iij, iijdpf, infoblox, infomaniak, internetbs, inwx, ionos, iwantmyname, joker, liara, lightsail, linode, liquidweb, loopia, luadns, manual, metaname, mydnsjp, mythicbeasts, namecheap, namedotcom, namesilo, nearlyfreespeech, netcup, netlify, nicmanager, nifcloud, njalla, nodion, ns1, oraclecloud, otc, ovh, pdns, plesk, porkbun, rackspace, rcodezero, regru, rfc2136, rimuhosting, route53, safedns, sakuracloud, scaleway, selectel, servercow, simply, sonic, stackpath, tencentcloud, transip, ultradns, variomedia, vegadns, vercel, versio, vinyldns, vkcloud, vscale, vultr, websupport, wedos, yandex, yandexcloud, zoneee, zonomi
 
 More information: https://go-acme.github.io/lego/dns
 """

go.mod

@@ -47,6 +47,7 @@ require (
 	github.com/nrdcg/namesilo v0.2.1
 	github.com/nrdcg/nodion v0.1.0
 	github.com/nrdcg/porkbun v0.2.0
+	github.com/nzdjb/go-metaname v1.0.0
 	github.com/oracle/oci-go-sdk v24.3.0+incompatible
 	github.com/ovh/go-ovh v1.4.1
 	github.com/pquerna/otp v1.4.0
@@ -78,6 +79,7 @@ require (
 
 require (
 	cloud.google.com/go/compute v1.18.0 // indirect
+	github.com/AdamSLevy/jsonrpc2/v14 v14.1.0 // indirect
 	github.com/Azure/azure-sdk-for-go/sdk/internal v1.3.0 // indirect
 	github.com/Azure/go-autorest v14.2.0+incompatible // indirect
 	github.com/Azure/go-autorest/autorest/adal v0.9.18 // indirect

go.sum

@@ -17,6 +17,8 @@ cloud.google.com/go/longrunning v0.3.0 h1:NjljC+FYPV3uh5/OwWT6pVU+doBqMg2x/rZlE+
 cloud.google.com/go/pubsub v1.0.1/go.mod h1:R0Gpsv3s54REJCy4fxDixWD93lHJMoZTyQ2kNxGRt3I=
 cloud.google.com/go/storage v1.0.0/go.mod h1:IhtSnM/ZTZV8YYJWCY8RULGVqBDmpoyjwiyrjsg+URw=
 dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
+github.com/AdamSLevy/jsonrpc2/v14 v14.1.0 h1:Dy3M9aegiI7d7PF1LUdjbVigJReo+QOceYsMyFh9qoE=
+github.com/AdamSLevy/jsonrpc2/v14 v14.1.0/go.mod h1:ZakZtbCXxCz82NJvq7MoREtiQesnDfrtF6RFUGzQfLo=
 github.com/Azure/azure-sdk-for-go v68.0.0+incompatible h1:fcYLmCpyNYRnvJbPerq7U0hS+6+I79yEDJBqVNcqUzU=
 github.com/Azure/azure-sdk-for-go v68.0.0+incompatible/go.mod h1:9XXNKU+eRnpl9moKnB4QOLf1HestfXbmab5FXxiDBjc=
 github.com/Azure/azure-sdk-for-go/sdk/azcore v1.6.0 h1:8kDqDngH+DmVBiCtIjCFTGa7MBnsIOkF9IccInFEbjk=
@@ -424,6 +426,8 @@ github.com/nrdcg/porkbun v0.2.0/go.mod h1:i0uLMn9ItFsLsSQIAeEu1wQ9/+6EvX1eQw15hu
 github.com/nxadm/tail v1.4.4/go.mod h1:kenIhsEOeOJmVchQTgglprH7qJGnHDVpk1VPCcaMI8A=
 github.com/nxadm/tail v1.4.8 h1:nPr65rt6Y5JFSKQO7qToXr7pePgD6Gwiw05lkbyAQTE=
 github.com/nxadm/tail v1.4.8/go.mod h1:+ncqLTQzXmGhMZNUePPaPqPvBxHAIsmXswZKocGu+AU=
+github.com/nzdjb/go-metaname v1.0.0 h1:sNASlZC1RM3nSudtBTE1a3ZVTDyTpjqI5WXRPrdZ9Hg=
+github.com/nzdjb/go-metaname v1.0.0/go.mod h1:0GR0LshZax1Lz4VrOrfNSE4dGvTp7HGjiemdczXT2H4=
 github.com/oklog/ulid v1.3.1/go.mod h1:CirwcVhetQ6Lv90oh/F+FBtV6XMibvdAFo93nm5qn4U=
 github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
 github.com/onsi/ginkgo v1.12.1/go.mod h1:zj2OWP4+oCPe1qIXoGWkgMRwljMUYCdkwsT2108oapk=

providers/dns/dns_providers.go

@@ -75,6 +75,7 @@ import (
 	"github.com/go-acme/lego/v4/providers/dns/liquidweb"
 	"github.com/go-acme/lego/v4/providers/dns/loopia"
 	"github.com/go-acme/lego/v4/providers/dns/luadns"
+	"github.com/go-acme/lego/v4/providers/dns/metaname"
 	"github.com/go-acme/lego/v4/providers/dns/mydnsjp"
 	"github.com/go-acme/lego/v4/providers/dns/mythicbeasts"
 	"github.com/go-acme/lego/v4/providers/dns/namecheap"
@@ -272,6 +273,8 @@ func NewDNSChallengeProviderByName(name string) (challenge.Provider, error) {
 		return loopia.NewDNSProvider()
 	case "manual":
 		return dns01.NewDNSProviderManual()
+	case "metaname":
+		return metaname.NewDNSProvider()
 	case "mydnsjp":
 		return mydnsjp.NewDNSProvider()
 	case "mythicbeasts":

providers/dns/metaname/metaname.go

@@ -0,0 +1,159 @@
+// Package metaname implements a DNS provider for solving the DNS-01 challenge using Metaname.
+package metaname
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"sync"
+	"time"
+
+	"github.com/go-acme/lego/v4/challenge/dns01"
+	"github.com/go-acme/lego/v4/platform/config/env"
+	"github.com/nzdjb/go-metaname"
+)
+
+// Environment variables names.
+const (
+	envNamespace = "METANAME_"
+
+	EnvAccountReference = envNamespace + "ACCOUNT_REFERENCE"
+	EnvAPIKey           = envNamespace + "API_KEY"
+
+	EnvTTL                = envNamespace + "TTL"
+	EnvPropagationTimeout = envNamespace + "PROPAGATION_TIMEOUT"
+	EnvPollingInterval    = envNamespace + "POLLING_INTERVAL"
+)
+
+// Config is used to configure the creation of the DNSProvider.
+type Config struct {
+	AccountReference   string
+	APIKey             string
+	PropagationTimeout time.Duration
+	PollingInterval    time.Duration
+	TTL                int
+}
+
+// NewDefaultConfig returns a default configuration for the DNSProvider.
+func NewDefaultConfig() *Config {
+	return &Config{
+		PropagationTimeout: env.GetOrDefaultSecond(EnvPropagationTimeout, dns01.DefaultPropagationTimeout),
+		PollingInterval:    env.GetOrDefaultSecond(EnvPollingInterval, dns01.DefaultPollingInterval),
+		TTL:                env.GetOrDefaultInt(EnvTTL, dns01.DefaultTTL),
+	}
+}
+
+// DNSProvider implements the challenge.Provider interface.
+type DNSProvider struct {
+	config *Config
+	client *metaname.MetanameClient
+
+	records   map[string]string
+	recordsMu sync.Mutex
+}
+
+// NewDNSProvider returns a new DNS provider
+// using environment variable METANAME_API_KEY for adding and removing the DNS record.
+func NewDNSProvider() (*DNSProvider, error) {
+	values, err := env.Get(EnvAccountReference, EnvAPIKey)
+	if err != nil {
+		return nil, fmt.Errorf("metaname: %w", err)
+	}
+
+	config := NewDefaultConfig()
+	config.AccountReference = values[EnvAccountReference]
+	config.APIKey = values[EnvAPIKey]
+
+	return NewDNSProviderConfig(config)
+}
+
+// NewDNSProviderConfig return a DNSProvider instance configured for Metaname.
+func NewDNSProviderConfig(config *Config) (*DNSProvider, error) {
+	if config == nil {
+		return nil, errors.New("metaname: the configuration of the DNS provider is nil")
+	}
+
+	if config.AccountReference == "" {
+		return nil, errors.New("metaname: missing account reference")
+	}
+	if config.APIKey == "" {
+		return nil, errors.New("metaname: missing api key")
+	}
+
+	return &DNSProvider{
+		config:  config,
+		client:  metaname.NewMetanameClient(config.AccountReference, config.APIKey),
+		records: make(map[string]string),
+	}, nil
+}
+
+func (d *DNSProvider) Present(domain, token, keyAuth string) error {
+	info := dns01.GetChallengeInfo(domain, keyAuth)
+
+	authZone, err := dns01.FindZoneByFqdn(info.EffectiveFQDN)
+	if err != nil {
+		return fmt.Errorf("metaname: could not find zone for domain %q (%s): %w", domain, info.EffectiveFQDN, err)
+	}
+
+	authZone = dns01.UnFqdn(authZone)
+
+	subDomain, err := dns01.ExtractSubDomain(info.EffectiveFQDN, authZone)
+	if err != nil {
+		return fmt.Errorf("metaname: could not extract subDomain: %w", err)
+	}
+
+	ctx := context.Background()
+
+	r := metaname.ResourceRecord{
+		Name: subDomain,
+		Type: "TXT",
+		Aux:  nil,
+		Ttl:  d.config.TTL,
+		Data: info.Value,
+	}
+
+	ref, err := d.client.CreateDnsRecord(ctx, authZone, r)
+	if err != nil {
+		return fmt.Errorf("metaname: add record: %w", err)
+	}
+
+	d.recordsMu.Lock()
+	d.records[token] = ref
+	d.recordsMu.Unlock()
+
+	return nil
+}
+
+func (d *DNSProvider) CleanUp(domain, token, keyAuth string) error {
+	info := dns01.GetChallengeInfo(domain, keyAuth)
+
+	authZone, err := dns01.FindZoneByFqdn(info.EffectiveFQDN)
+	if err != nil {
+		return fmt.Errorf("metaname: could not find zone for domain %q (%s): %w", domain, info.EffectiveFQDN, err)
+	}
+
+	authZone = dns01.UnFqdn(authZone)
+
+	ctx := context.Background()
+
+	d.recordsMu.Lock()
+	ref, ok := d.records[token]
+	d.recordsMu.Unlock()
+
+	if !ok {
+		return fmt.Errorf("metaname: unknown ref for %s", info.EffectiveFQDN)
+	}
+
+	err = d.client.DeleteDnsRecord(ctx, authZone, ref)
+	if err != nil {
+		return fmt.Errorf("metaname: delete record: %w", err)
+	}
+
+	return nil
+}
+
+// Timeout returns the timeout and interval to use when checking for DNS propagation.
+// Adjusting here to cope with spikes in propagation times.
+func (d *DNSProvider) Timeout() (timeout, interval time.Duration) {
+	return d.config.PropagationTimeout, d.config.PollingInterval
+}

providers/dns/metaname/metaname.toml

@@ -0,0 +1,24 @@
+Name = "Metaname"
+Description = ''''''
+URL = "https://metaname.net"
+Code = "metaname"
+Since = "v4.13.0"
+
+Example = '''
+METANAME_ACCOUNT_REFERENCE=xxxx \
+METANAME_API_KEY=yyyyyyy \
+lego --email you@example.com --dns metaname --domains my.example.org run
+'''
+
+[Configuration]
+  [Configuration.Credentials]
+    METANAME_ACCOUNT_REFERENCE = "The four-digit reference of a Metaname account"
+    METANAME_API_KEY = "API Key"
+  [Configuration.Additional]
+    METANAME_POLLING_INTERVAL = "Time between DNS propagation check"
+    METANAME_PROPAGATION_TIMEOUT = "Maximum waiting time for DNS propagation"
+    METANAME_TTL = "The TTL of the TXT record used for the DNS challenge"
+
+[Links]
+  API = "https://metaname.net/api/1.1/doc"
+  GoClient = "https://github.com/nzdjb/go-metaname"

providers/dns/metaname/metaname_test.go

@@ -0,0 +1,145 @@
+package metaname
+
+import (
+	"testing"
+	"time"
+
+	"github.com/go-acme/lego/v4/platform/tester"
+	"github.com/stretchr/testify/require"
+)
+
+const envDomain = envNamespace + "DOMAIN"
+
+var envTest = tester.NewEnvTest(EnvAccountReference, EnvAPIKey).WithDomain(envDomain)
+
+func TestNewDNSProvider(t *testing.T) {
+	testCases := []struct {
+		desc     string
+		envVars  map[string]string
+		expected string
+	}{
+		{
+			desc: "success",
+			envVars: map[string]string{
+				EnvAccountReference: "user",
+				EnvAPIKey:           "secret",
+			},
+		},
+		{
+			desc: "missing username",
+			envVars: map[string]string{
+				EnvAccountReference: "",
+				EnvAPIKey:           "secret",
+			},
+			expected: "metaname: some credentials information are missing: METANAME_ACCOUNT_REFERENCE",
+		},
+		{
+			desc: "missing password",
+			envVars: map[string]string{
+				EnvAccountReference: "user",
+				EnvAPIKey:           "",
+			},
+			expected: "metaname: some credentials information are missing: METANAME_API_KEY",
+		},
+		{
+			desc:     "missing credentials",
+			envVars:  map[string]string{},
+			expected: "metaname: some credentials information are missing: METANAME_ACCOUNT_REFERENCE,METANAME_API_KEY",
+		},
+	}
+
+	for _, test := range testCases {
+		t.Run(test.desc, func(t *testing.T) {
+			defer envTest.RestoreEnv()
+			envTest.ClearEnv()
+
+			envTest.Apply(test.envVars)
+
+			p, err := NewDNSProvider()
+
+			if test.expected == "" {
+				require.NoError(t, err)
+				require.NotNil(t, p)
+				require.NotNil(t, p.config)
+			} else {
+				require.EqualError(t, err, test.expected)
+			}
+		})
+	}
+}
+
+func TestNewDNSProviderConfig(t *testing.T) {
+	testCases := []struct {
+		desc             string
+		accountReference string
+		apiKey           string
+		expected         string
+	}{
+		{
+			desc:             "success",
+			accountReference: "user",
+			apiKey:           "secret",
+		},
+		{
+			desc:     "missing username",
+			apiKey:   "secret",
+			expected: "metaname: missing account reference",
+		},
+		{
+			desc:             "missing password",
+			accountReference: "user",
+			expected:         "metaname: missing api key",
+		},
+		{
+			desc:     "missing all",
+			expected: "metaname: missing account reference",
+		},
+	}
+
+	for _, test := range testCases {
+		t.Run(test.desc, func(t *testing.T) {
+			config := NewDefaultConfig()
+
+			config.AccountReference = test.accountReference
+			config.APIKey = test.apiKey
+
+			p, err := NewDNSProviderConfig(config)
+
+			if test.expected == "" {
+				require.NoError(t, err)
+				require.NotNil(t, p)
+				require.NotNil(t, p.config)
+			} else {
+				require.EqualError(t, err, test.expected)
+			}
+		})
+	}
+}
+
+func TestLivePresent(t *testing.T) {
+	if !envTest.IsLiveTest() {
+		t.Skip("skipping live test")
+	}
+
+	envTest.RestoreEnv()
+	provider, err := NewDNSProvider()
+	require.NoError(t, err)
+
+	err = provider.Present(envTest.GetDomain(), "", "123d==")
+	require.NoError(t, err)
+}
+
+func TestLiveCleanUp(t *testing.T) {
+	if !envTest.IsLiveTest() {
+		t.Skip("skipping live test")
+	}
+
+	envTest.RestoreEnv()
+	provider, err := NewDNSProvider()
+	require.NoError(t, err)
+
+	time.Sleep(1 * time.Second)
+
+	err = provider.CleanUp(envTest.GetDomain(), "", "123d==")
+	require.NoError(t, err)
+}