Add DNS provider for iwantmyname (#1588)

2022-02-12 12:33:11 +01:00 · 2022-02-12 12:33:11 +01:00 · 4b2f870f3f
commit 4b2f870f3f
parent 7f69bdbbeb
9 changed files with 553 additions and 12 deletions
--- a/README.md
+++ b/README.md
@ -59,18 +59,19 @@ Detailed documentation is available [here](https://go-acme.github.io/lego/dns).
 | [Google Cloud](https://go-acme.github.io/lego/dns/gcloud/)                      | [Hetzner](https://go-acme.github.io/lego/dns/hetzner/)                          | [Hosting.de](https://go-acme.github.io/lego/dns/hostingde/)                     | [Hosttech](https://go-acme.github.io/lego/dns/hosttech/)                        |
 | [HTTP request](https://go-acme.github.io/lego/dns/httpreq/)                     | [Hurricane Electric DNS](https://go-acme.github.io/lego/dns/hurricane/)         | [HyperOne](https://go-acme.github.io/lego/dns/hyperone/)                        | [IBM Cloud (SoftLayer)](https://go-acme.github.io/lego/dns/ibmcloud/)           |
 | [Infoblox](https://go-acme.github.io/lego/dns/infoblox/)                        | [Infomaniak](https://go-acme.github.io/lego/dns/infomaniak/)                    | [Internet Initiative Japan](https://go-acme.github.io/lego/dns/iij/)            | [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/)                              | [Joker](https://go-acme.github.io/lego/dns/joker/)                              | [Joohoi's ACME-DNS](https://go-acme.github.io/lego/dns/acme-dns/)               |
-| [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/)                      | [Namesilo](https://go-acme.github.io/lego/dns/namesilo/)                        | [Netcup](https://go-acme.github.io/lego/dns/netcup/)                            | [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/)                                  | [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/)                      | [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/)                  | [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/)                      | [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/)           | [TransIP](https://go-acme.github.io/lego/dns/transip/)                          | [UKFast SafeDNS](https://go-acme.github.io/lego/dns/safedns/)                   | [VegaDNS](https://go-acme.github.io/lego/dns/vegadns/)                          |
-| [Versio.[nl/eu/uk]](https://go-acme.github.io/lego/dns/versio/)                 | [VinylDNS](https://go-acme.github.io/lego/dns/vinyldns/)                        | [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](https://go-acme.github.io/lego/dns/yandex/)                            | [Zone.ee](https://go-acme.github.io/lego/dns/zoneee/)                           | [Zonomi](https://go-acme.github.io/lego/dns/zonomi/)                            |
+| [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/)               | [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/)                      | [Namesilo](https://go-acme.github.io/lego/dns/namesilo/)                        | [Netcup](https://go-acme.github.io/lego/dns/netcup/)                            |
+| [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/)                                  |
+| [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/)                      | [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/)                  | [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/)                      | [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/)           | [TransIP](https://go-acme.github.io/lego/dns/transip/)                          | [UKFast SafeDNS](https://go-acme.github.io/lego/dns/safedns/)                   |
+| [VegaDNS](https://go-acme.github.io/lego/dns/vegadns/)                          | [Versio.[nl/eu/uk]](https://go-acme.github.io/lego/dns/versio/)                 | [VinylDNS](https://go-acme.github.io/lego/dns/vinyldns/)                        | [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](https://go-acme.github.io/lego/dns/yandex/)                            | [Zone.ee](https://go-acme.github.io/lego/dns/zoneee/)                           |
+| [Zonomi](https://go-acme.github.io/lego/dns/zonomi/)                            |                                                                                 |                                                                                 |                                                                                 |

 <!-- END DNS PROVIDERS LIST -->

--- a/cmd/zz_gen_cmd_dnshelp.go
+++ b/cmd/zz_gen_cmd_dnshelp.go
@ -67,6 +67,7 @@ func allDNSCodes() string {
 		"internetbs",
 		"inwx",
 		"ionos",
+		"iwantmyname",
 		"joker",
 		"lightsail",
 		"linode",
@ -1241,6 +1242,27 @@ func displayDNSHelp(name string) error {
 		ew.writeln()
 		ew.writeln(`More information: https://go-acme.github.io/lego/dns/ionos`)

+	case "iwantmyname":
+		// generated from: providers/dns/iwantmyname/iwantmyname.toml
+		ew.writeln(`Configuration for iwantmyname.`)
+		ew.writeln(`Code:	'iwantmyname'`)
+		ew.writeln(`Since:	'v4.7.0'`)
+		ew.writeln()
+
+		ew.writeln(`Credentials:`)
+		ew.writeln(`	- "IWANTMYNAME_PASSWORD":	API password`)
+		ew.writeln(`	- "IWANTMYNAME_USERNAME":	API username`)
+		ew.writeln()
+
+		ew.writeln(`Additional Configuration:`)
+		ew.writeln(`	- "IWANTMYNAME_HTTP_TIMEOUT":	API request timeout`)
+		ew.writeln(`	- "IWANTMYNAME_POLLING_INTERVAL":	Time between DNS propagation check`)
+		ew.writeln(`	- "IWANTMYNAME_PROPAGATION_TIMEOUT":	Maximum waiting time for DNS propagation`)
+		ew.writeln(`	- "IWANTMYNAME_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/iwantmyname`)
+
 	case "joker":
 		// generated from: providers/dns/joker/joker.toml
 		ew.writeln(`Configuration for Joker.`)
--- a/docs/content/dns/zz_gen_iwantmyname.md
+++ b/docs/content/dns/zz_gen_iwantmyname.md
@ -0,0 +1,64 @@
+---
+title: "iwantmyname"
+date: 2019-03-03T16:39:46+01:00
+draft: false
+slug: iwantmyname
+---
+
+<!-- THIS DOCUMENTATION IS AUTO-GENERATED. PLEASE DO NOT EDIT. -->
+<!-- providers/dns/iwantmyname/iwantmyname.toml -->
+<!-- THIS DOCUMENTATION IS AUTO-GENERATED. PLEASE DO NOT EDIT. -->
+
+Since: v4.7.0
+
+Configuration for [iwantmyname](https://iwantmyname.com).
+
+
+<!--more-->
+
+- Code: `iwantmyname`
+
+Here is an example bash command using the iwantmyname provider:
+
+```bash
+IWANTMYNAME_USERNAME=xxxxxxxx \
+IWANTMYNAME_PASSWORD=xxxxxxxx \
+lego --email myemail@example.com --dns iwantmyname --domains my.example.org run
+```
+
+
+
+
+## Credentials
+
+| Environment Variable Name | Description |
+|-----------------------|-------------|
+| `IWANTMYNAME_PASSWORD` | API password |
+| `IWANTMYNAME_USERNAME` | API username |
+
+The environment variable names can be suffixed by `_FILE` to reference a file instead of a value.
+More information [here](/lego/dns/#configuration-and-credentials).
+
+
+## Additional Configuration
+
+| Environment Variable Name | Description |
+|--------------------------------|-------------|
+| `IWANTMYNAME_HTTP_TIMEOUT` | API request timeout |
+| `IWANTMYNAME_POLLING_INTERVAL` | Time between DNS propagation check |
+| `IWANTMYNAME_PROPAGATION_TIMEOUT` | Maximum waiting time for DNS propagation |
+| `IWANTMYNAME_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](/lego/dns/#configuration-and-credentials).
+
+
+
+
+## More information
+
+- [API documentation](https://iwantmyname.com/developer/domain-dns-api)
+
+<!-- THIS DOCUMENTATION IS AUTO-GENERATED. PLEASE DO NOT EDIT. -->
+<!-- providers/dns/iwantmyname/iwantmyname.toml -->
+<!-- THIS DOCUMENTATION IS AUTO-GENERATED. PLEASE DO NOT EDIT. -->
--- a/providers/dns/dns_providers.go
+++ b/providers/dns/dns_providers.go
@ -58,6 +58,7 @@ import (
 	"github.com/go-acme/lego/v4/providers/dns/internetbs"
 	"github.com/go-acme/lego/v4/providers/dns/inwx"
 	"github.com/go-acme/lego/v4/providers/dns/ionos"
+	"github.com/go-acme/lego/v4/providers/dns/iwantmyname"
 	"github.com/go-acme/lego/v4/providers/dns/joker"
 	"github.com/go-acme/lego/v4/providers/dns/lightsail"
 	"github.com/go-acme/lego/v4/providers/dns/linode"
@ -215,6 +216,8 @@ func NewDNSChallengeProviderByName(name string) (challenge.Provider, error) {
 		return inwx.NewDNSProvider()
 	case "ionos":
 		return ionos.NewDNSProvider()
+	case "iwantmyname":
+		return iwantmyname.NewDNSProvider()
 	case "joker":
 		return joker.NewDNSProvider()
 	case "lightsail":
--- a/providers/dns/iwantmyname/internal/client.go
+++ b/providers/dns/iwantmyname/internal/client.go
@ -0,0 +1,71 @@
+package internal
+
+import (
+	"context"
+	"fmt"
+	"io"
+	"net/http"
+	"net/url"
+	"time"
+
+	querystring "github.com/google/go-querystring/query"
+)
+
+const defaultBaseURL = "https://iwantmyname.com/basicauth/ddns"
+
+// Record represents a record.
+type Record struct {
+	Hostname string `url:"hostname,omitempty"`
+	Type     string `url:"type,omitempty"`
+	Value    string `url:"value,omitempty"`
+	TTL      int    `url:"ttl,omitempty"`
+}
+
+// Client iwantmyname client.
+type Client struct {
+	username   string
+	password   string
+	baseURL    *url.URL
+	HTTPClient *http.Client
+}
+
+// NewClient creates a new Client.
+func NewClient(username string, password string) *Client {
+	baseURL, _ := url.Parse(defaultBaseURL)
+	return &Client{
+		username:   username,
+		password:   password,
+		baseURL:    baseURL,
+		HTTPClient: &http.Client{Timeout: 10 * time.Second},
+	}
+}
+
+// Do send a request (create/add/delete) to the API.
+func (c Client) Do(ctx context.Context, record Record) error {
+	values, err := querystring.Values(record)
+	if err != nil {
+		return err
+	}
+
+	endpoint := c.baseURL
+	endpoint.RawQuery = values.Encode()
+
+	req, err := http.NewRequestWithContext(ctx, http.MethodPost, endpoint.String(), http.NoBody)
+	if err != nil {
+		return err
+	}
+
+	req.SetBasicAuth(c.username, c.password)
+
+	resp, err := c.HTTPClient.Do(req)
+	if err != nil {
+		return err
+	}
+
+	if resp.StatusCode/100 != 2 {
+		data, _ := io.ReadAll(resp.Body)
+		return fmt.Errorf("status code: %d, %s", resp.StatusCode, string(data))
+	}
+
+	return nil
+}
--- a/providers/dns/iwantmyname/internal/client_test.go
+++ b/providers/dns/iwantmyname/internal/client_test.go
@ -0,0 +1,78 @@
+package internal
+
+import (
+	"context"
+	"fmt"
+	"net/http"
+	"net/http/httptest"
+	"net/url"
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func checkParameter(query url.Values, key, expected string) error {
+	if query.Get(key) != expected {
+		return fmt.Errorf("%s: want %s got %s", key, expected, query.Get(key))
+	}
+	return nil
+}
+
+func TestClient_Do(t *testing.T) {
+	mux := http.NewServeMux()
+	server := httptest.NewServer(mux)
+
+	client := NewClient("user", "secret")
+	client.HTTPClient = server.Client()
+	client.baseURL, _ = url.Parse(server.URL)
+
+	mux.HandleFunc("/", func(rw http.ResponseWriter, req *http.Request) {
+		if req.Method != http.MethodPost {
+			http.Error(rw, fmt.Sprintf("unsupported method: %s", req.Method), http.StatusMethodNotAllowed)
+			return
+		}
+
+		username, password, ok := req.BasicAuth()
+		if !ok {
+			http.Error(rw, http.StatusText(http.StatusUnauthorized), http.StatusUnauthorized)
+			return
+		}
+
+		if username != "user" {
+			http.Error(rw, fmt.Sprintf("username: want %s got %s", username, "user"), http.StatusUnauthorized)
+			return
+		}
+
+		if password != "secret" {
+			http.Error(rw, fmt.Sprintf("password: want %s got %s", password, "secret"), http.StatusUnauthorized)
+			return
+		}
+
+		query := req.URL.Query()
+
+		values := map[string]string{
+			"hostname": "example.com",
+			"type":     "TXT",
+			"value":    "data",
+			"ttl":      "120",
+		}
+
+		for k, v := range values {
+			err := checkParameter(query, k, v)
+			if err != nil {
+				http.Error(rw, err.Error(), http.StatusBadRequest)
+				return
+			}
+		}
+	})
+
+	record := Record{
+		Hostname: "example.com",
+		Type:     "TXT",
+		Value:    "data",
+		TTL:      120,
+	}
+
+	err := client.Do(context.Background(), record)
+	require.NoError(t, err)
+}
--- a/providers/dns/iwantmyname/iwantmyname.go
+++ b/providers/dns/iwantmyname/iwantmyname.go
@ -0,0 +1,136 @@
+// Package iwantmyname implements a DNS provider for solving the DNS-01 challenge using iwantmyname.
+package iwantmyname
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"net/http"
+	"time"
+
+	"github.com/go-acme/lego/v4/challenge/dns01"
+	"github.com/go-acme/lego/v4/platform/config/env"
+	"github.com/go-acme/lego/v4/providers/dns/iwantmyname/internal"
+)
+
+// Environment variables names.
+const (
+	envNamespace = "IWANTMYNAME_"
+
+	EnvUsername = envNamespace + "USERNAME"
+	EnvPassword = envNamespace + "PASSWORD"
+
+	EnvTTL                = envNamespace + "TTL"
+	EnvPropagationTimeout = envNamespace + "PROPAGATION_TIMEOUT"
+	EnvPollingInterval    = envNamespace + "POLLING_INTERVAL"
+	EnvHTTPTimeout        = envNamespace + "HTTP_TIMEOUT"
+)
+
+// Config is used to configure the creation of the DNSProvider.
+type Config struct {
+	Username           string
+	Password           string
+	PropagationTimeout time.Duration
+	PollingInterval    time.Duration
+	TTL                int
+	HTTPClient         *http.Client
+}
+
+// NewDefaultConfig returns a default configuration for the DNSProvider.
+func NewDefaultConfig() *Config {
+	return &Config{
+		TTL:                env.GetOrDefaultInt(EnvTTL, dns01.DefaultTTL),
+		PropagationTimeout: env.GetOrDefaultSecond(EnvPropagationTimeout, dns01.DefaultPropagationTimeout),
+		PollingInterval:    env.GetOrDefaultSecond(EnvPollingInterval, dns01.DefaultPollingInterval),
+		HTTPClient: &http.Client{
+			Timeout: env.GetOrDefaultSecond(EnvHTTPTimeout, 30*time.Second),
+		},
+	}
+}
+
+// DNSProvider implements the challenge.Provider interface.
+type DNSProvider struct {
+	config *Config
+	client *internal.Client
+}
+
+// NewDNSProvider returns a DNSProvider instance configured for iwantmyname.
+// Credentials must be passed in the environment variables: IWANTMYNAME_USERNAME, IWANTMYNAME_PASSWORD.
+func NewDNSProvider() (*DNSProvider, error) {
+	values, err := env.Get(EnvUsername, EnvPassword)
+	if err != nil {
+		return nil, fmt.Errorf("iwantmyname: %w", err)
+	}
+
+	config := NewDefaultConfig()
+	config.Username = values[EnvUsername]
+	config.Password = values[EnvPassword]
+
+	return NewDNSProviderConfig(config)
+}
+
+// NewDNSProviderConfig return a DNSProvider instance configured for iwantmyname.
+func NewDNSProviderConfig(config *Config) (*DNSProvider, error) {
+	if config == nil {
+		return nil, errors.New("iwantmyname: the configuration of the DNS provider is nil")
+	}
+
+	if config.Username == "" || config.Password == "" {
+		return nil, errors.New("iwantmyname: credentials missing")
+	}
+
+	client := internal.NewClient(config.Username, config.Password)
+
+	if config.HTTPClient != nil {
+		client.HTTPClient = config.HTTPClient
+	}
+
+	return &DNSProvider{
+		config: config,
+		client: client,
+	}, 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
+}
+
+// Present creates a TXT record using the specified parameters.
+func (d *DNSProvider) Present(domain, _, keyAuth string) error {
+	fqdn, value := dns01.GetRecord(domain, keyAuth)
+
+	record := internal.Record{
+		Hostname: dns01.UnFqdn(fqdn),
+		Type:     "TXT",
+		Value:    value,
+		TTL:      d.config.TTL,
+	}
+
+	err := d.client.Do(context.Background(), record)
+	if err != nil {
+		return fmt.Errorf("iwantmyname: %w", err)
+	}
+
+	return nil
+}
+
+// CleanUp removes the TXT record matching the specified parameters.
+func (d *DNSProvider) CleanUp(domain, _, keyAuth string) error {
+	fqdn, _ := dns01.GetRecord(domain, keyAuth)
+
+	record := internal.Record{
+		Hostname: dns01.UnFqdn(fqdn),
+		Type:     "TXT",
+		Value:    "delete",
+		TTL:      d.config.TTL,
+	}
+
+	err := d.client.Do(context.Background(), record)
+	if err != nil {
+		return fmt.Errorf("iwantmyname: %w", err)
+	}
+
+	return nil
+}
--- a/providers/dns/iwantmyname/iwantmyname.toml
+++ b/providers/dns/iwantmyname/iwantmyname.toml
@ -0,0 +1,24 @@
+Name = "iwantmyname"
+Description = ''''''
+URL = "https://iwantmyname.com"
+Code = "iwantmyname"
+Since = "v4.7.0"
+
+Example = '''
+IWANTMYNAME_USERNAME=xxxxxxxx \
+IWANTMYNAME_PASSWORD=xxxxxxxx \
+lego --email myemail@example.com --dns iwantmyname --domains my.example.org run
+'''
+
+[Configuration]
+  [Configuration.Credentials]
+    IWANTMYNAME_USERNAME = "API username"
+    IWANTMYNAME_PASSWORD = "API password"
+  [Configuration.Additional]
+    IWANTMYNAME_POLLING_INTERVAL = "Time between DNS propagation check"
+    IWANTMYNAME_PROPAGATION_TIMEOUT = "Maximum waiting time for DNS propagation"
+    IWANTMYNAME_TTL = "The TTL of the TXT record used for the DNS challenge"
+    IWANTMYNAME_HTTP_TIMEOUT = "API request timeout"
+
+[Links]
+  API = "https://iwantmyname.com/developer/domain-dns-api"
--- a/providers/dns/iwantmyname/iwantmyname_test.go
+++ b/providers/dns/iwantmyname/iwantmyname_test.go
@ -0,0 +1,142 @@
+package iwantmyname
+
+import (
+	"testing"
+
+	"github.com/go-acme/lego/v4/platform/tester"
+	"github.com/stretchr/testify/require"
+)
+
+const envDomain = envNamespace + "DOMAIN"
+
+var envTest = tester.NewEnvTest(EnvUsername, EnvPassword).
+	WithDomain(envDomain)
+
+func TestNewDNSProvider(t *testing.T) {
+	testCases := []struct {
+		desc     string
+		envVars  map[string]string
+		expected string
+	}{
+		{
+			desc: "success",
+			envVars: map[string]string{
+				EnvUsername: "user",
+				EnvPassword: "secret",
+			},
+		},
+		{
+			desc:     "missing credentials",
+			envVars:  map[string]string{},
+			expected: "iwantmyname: some credentials information are missing: IWANTMYNAME_USERNAME,IWANTMYNAME_PASSWORD",
+		},
+		{
+			desc: "missing username",
+			envVars: map[string]string{
+				EnvPassword: "secret",
+			},
+			expected: "iwantmyname: some credentials information are missing: IWANTMYNAME_USERNAME",
+		},
+		{
+			desc: "missing password",
+			envVars: map[string]string{
+				EnvUsername: "user",
+			},
+			expected: "iwantmyname: some credentials information are missing: IWANTMYNAME_PASSWORD",
+		},
+	}
+
+	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)
+				require.NotNil(t, p.client)
+			} else {
+				require.EqualError(t, err, test.expected)
+			}
+		})
+	}
+}
+
+func TestNewDNSProviderConfig(t *testing.T) {
+	testCases := []struct {
+		desc     string
+		username string
+		password string
+		expected string
+	}{
+		{
+			desc:     "success",
+			username: "user",
+			password: "secret",
+		},
+		{
+			desc:     "missing credentials",
+			expected: "iwantmyname: credentials missing",
+		},
+		{
+			desc:     "missing username",
+			password: "secret",
+			expected: "iwantmyname: credentials missing",
+		},
+		{
+			desc:     "missing password",
+			username: "user",
+			expected: "iwantmyname: credentials missing",
+		},
+	}
+
+	for _, test := range testCases {
+		t.Run(test.desc, func(t *testing.T) {
+			config := NewDefaultConfig()
+			config.Username = test.username
+			config.Password = test.password
+
+			p, err := NewDNSProviderConfig(config)
+
+			if test.expected == "" {
+				require.NoError(t, err)
+				require.NotNil(t, p)
+				require.NotNil(t, p.config)
+				require.NotNil(t, p.client)
+			} 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)
+
+	err = provider.CleanUp(envTest.GetDomain(), "", "123d==")
+	require.NoError(t, err)
+}