DNS Provider Agnostic Solution

src/mod/acme/acme.go

@@ -24,7 +24,6 @@ import (
 	"github.com/go-acme/lego/v4/certificate"
 	"github.com/go-acme/lego/v4/challenge/http01"
 	"github.com/go-acme/lego/v4/lego"
-	"github.com/go-acme/lego/v4/providers/dns/dynu"
 	"github.com/go-acme/lego/v4/registration"
 	"imuslab.com/zoraxy/mod/database"
 	"imuslab.com/zoraxy/mod/utils"
@@ -159,16 +158,19 @@ func (a *ACMEHandler) ObtainCert(domains []string, certificateName string, email
 
 		var dnsCredentials string
 		err := a.Database.Read("acme", certificateName+"_dns_credentials", &dnsCredentials)
-
 		if err != nil {
 			log.Println(err)
 			return false, err
 		}
 
-		dynuConfig := dynu.NewDefaultConfig()
-		dynuConfig.APIKey = dnsCredentials
+		var dnsProvider string
+		err = a.Database.Read("acme", certificateName+"_dns_provider", &dnsProvider)
+		if err != nil {
+			log.Println(err)
+			return false, err
+		}
 
-		provider, err := dynu.NewDNSProviderConfig(dynuConfig)
+		provider, err := GetDnsChallengeProviderByName(dnsProvider, dnsCredentials)
 		if err != nil {
 			log.Fatal(err)
 		}

src/mod/acme/acme_dns.go

@@ -0,0 +1,51 @@
+package acme
+
+import (
+	"log"
+	"os"
+	"strings"
+
+	"github.com/go-acme/lego/v4/challenge"
+	"github.com/go-acme/lego/v4/providers/dns"
+)
+
+func GetDnsChallengeProviderByName(dnsProvider string, dnsCredentials string) (challenge.Provider, error) {
+	credentials := extractDnsCredentials(dnsCredentials)
+	setCredentialsIntoEnvironmentVariables(credentials)
+
+	provider, err := dns.NewDNSChallengeProviderByName(dnsProvider)
+	return provider, err
+}
+
+func setCredentialsIntoEnvironmentVariables(credentials map[string]string) {
+	for key, value := range credentials {
+		err := os.Setenv(key, value)
+		if err != nil {
+			log.Printf("Failed to set environment variable %s: %v", key, err)
+		}
+	}
+}
+
+func extractDnsCredentials(input string) map[string]string {
+	result := make(map[string]string)
+
+	// Split the input string by newline character
+	lines := strings.Split(input, "\n")
+
+	// Iterate over each line
+	for _, line := range lines {
+		// Split the line by "=" character
+		parts := strings.Split(line, "=")
+
+		// Check if the line is in the correct format
+		if len(parts) == 2 {
+			key := strings.TrimSpace(parts[0])
+			value := strings.TrimSpace(parts[1])
+
+			// Add the key-value pair to the map
+			result[key] = value
+		}
+	}
+
+	return result
+}

src/mod/acme/autorenew.go

@@ -405,7 +405,6 @@ func (a *AutoRenewer) HanldeSetEAB(w http.ResponseWriter, r *http.Request) {
 
 }
 
-
 // Handle update auto renew DNS configuration
 func (a *AutoRenewer) HanldeSetDNS(w http.ResponseWriter, r *http.Request) {
 	dnsProvider, err := utils.PostPara(r, "dnsProvider")