86 lines
2.5 KiB
Go
86 lines
2.5 KiB
Go
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// Package vegadns implements a DNS provider for solving the DNS-01
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// challenge using VegaDNS.
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package vegadns
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import (
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"fmt"
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"os"
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"strings"
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"time"
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vegaClient "github.com/OpenDNS/vegadns2client"
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"github.com/xenolf/lego/acme"
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"github.com/xenolf/lego/platform/config/env"
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)
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// DNSProvider describes a provider for VegaDNS
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type DNSProvider struct {
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client vegaClient.VegaDNSClient
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}
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// NewDNSProvider returns a DNSProvider instance configured for VegaDNS.
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// Credentials must be passed in the environment variables:
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// VEGADNS_URL, SECRET_VEGADNS_KEY, SECRET_VEGADNS_SECRET.
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func NewDNSProvider() (*DNSProvider, error) {
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values, err := env.Get("VEGADNS_URL")
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if err != nil {
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return nil, fmt.Errorf("VegaDNS: %v", err)
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}
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key := os.Getenv("SECRET_VEGADNS_KEY")
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secret := os.Getenv("SECRET_VEGADNS_SECRET")
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return NewDNSProviderCredentials(values["VEGADNS_URL"], key, secret)
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}
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// NewDNSProviderCredentials uses the supplied credentials to return a
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// DNSProvider instance configured for VegaDNS.
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func NewDNSProviderCredentials(vegaDNSURL string, key string, secret string) (*DNSProvider, error) {
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vega := vegaClient.NewVegaDNSClient(vegaDNSURL)
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vega.APIKey = key
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vega.APISecret = secret
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return &DNSProvider{
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client: vega,
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}, nil
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}
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// Timeout returns the timeout and interval to use when checking for DNS
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// propagation. Adjusting here to cope with spikes in propagation times.
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func (r *DNSProvider) Timeout() (timeout, interval time.Duration) {
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timeout = 12 * time.Minute
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interval = 1 * time.Minute
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return
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}
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// Present creates a TXT record to fulfil the dns-01 challenge
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func (r *DNSProvider) Present(domain, token, keyAuth string) error {
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fqdn, value, _ := acme.DNS01Record(domain, keyAuth)
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_, domainID, err := r.client.GetAuthZone(fqdn)
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if err != nil {
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return fmt.Errorf("can't find Authoritative Zone for %s in Present: %v", fqdn, err)
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}
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return r.client.CreateTXT(domainID, fqdn, value, 10)
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}
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// CleanUp removes the TXT record matching the specified parameters
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func (r *DNSProvider) CleanUp(domain, token, keyAuth string) error {
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fqdn, _, _ := acme.DNS01Record(domain, keyAuth)
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_, domainID, err := r.client.GetAuthZone(fqdn)
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if err != nil {
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return fmt.Errorf("can't find Authoritative Zone for %s in CleanUp: %v", fqdn, err)
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}
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txt := strings.TrimSuffix(fqdn, ".")
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recordID, err := r.client.GetRecordID(domainID, txt, "TXT")
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if err != nil {
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return fmt.Errorf("couldn't get Record ID in CleanUp: %s", err)
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}
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return r.client.DeleteRecord(recordID)
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}
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