Zoraxy/mod/acme/acme_dns.go

package acme

import (
	"encoding/json"
	"strconv"

	"github.com/go-acme/lego/v4/challenge"
	"imuslab.com/zoraxy/mod/acme/acmedns"
)

// Preprocessor function to get DNS challenge provider by name
func GetDnsChallengeProviderByName(dnsProvider string, dnsCredentials string, ppgTimeout int) (challenge.Provider, error) {
	//Unpack the dnsCredentials (json string) to map
	var dnsCredentialsMap map[string]interface{}
	err := json.Unmarshal([]byte(dnsCredentials), &dnsCredentialsMap)
	if err != nil {
		return nil, err
	}

	//Clear the PollingInterval and PropagationTimeout field and conert to int
	userDefinedPollingIntervalRaw := dnsCredentialsMap["PollingInterval"].(string)
	userDefinedPropagationTimeoutRaw := dnsCredentialsMap["PropagationTimeout"].(string)
	delete(dnsCredentialsMap, "PollingInterval")
	delete(dnsCredentialsMap, "PropagationTimeout")

	userDefinedPollingInterval, err := strconv.Atoi(userDefinedPollingIntervalRaw)
	if err != nil {
		userDefinedPollingInterval = 30
	}

	userDefinedPropagationTimeout, err := strconv.Atoi(userDefinedPropagationTimeoutRaw)
	if err != nil {
		userDefinedPropagationTimeout = 300
	}

	//Restructure dnsCredentials string from map
	dnsCredentialsBytes, err := json.Marshal(dnsCredentialsMap)
	if err != nil {
		return nil, err
	}
	dnsCredentials = string(dnsCredentialsBytes)

	//Using acmedns CICD pipeline generated datatype to optain the DNS provider
	return acmedns.GetDNSProviderByJsonConfig(
		dnsProvider,
		dnsCredentials,
		int64(userDefinedPropagationTimeout),
		int64(userDefinedPollingInterval),
	)
}