feat: add ns1 applicant

internal/pkg/core/applicant/acme-dns-01/lego-providers/ns1/ns1.go

@@ -0,0 +1,33 @@
+package ns1
+
+import (
+	"errors"
+	"time"
+
+	"github.com/go-acme/lego/v4/challenge"
+	"github.com/go-acme/lego/v4/providers/dns/ns1"
+)
+
+type NS1ApplicantConfig struct {
+	ApiKey             string `json:"apiKey"`
+	PropagationTimeout int32  `json:"propagationTimeout,omitempty"`
+}
+
+func NewChallengeProvider(config *NS1ApplicantConfig) (challenge.Provider, error) {
+	if config == nil {
+		return nil, errors.New("config is nil")
+	}
+
+	providerConfig := ns1.NewDefaultConfig()
+	providerConfig.APIKey = config.ApiKey
+	if config.PropagationTimeout != 0 {
+		providerConfig.PropagationTimeout = time.Duration(config.PropagationTimeout) * time.Second
+	}
+
+	provider, err := ns1.NewDNSProviderConfig(providerConfig)
+	if err != nil {
+		return nil, err
+	}
+
+	return provider, nil
+}