forked from TrueCloudLab/lego
94 lines
2.9 KiB
Go
94 lines
2.9 KiB
Go
package joker
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import (
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"context"
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"errors"
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"fmt"
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"time"
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"github.com/go-acme/lego/v4/challenge/dns01"
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"github.com/go-acme/lego/v4/platform/config/env"
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"github.com/go-acme/lego/v4/providers/dns/joker/internal/svc"
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)
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// svcProvider implements the challenge.Provider interface.
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type svcProvider struct {
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config *Config
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client *svc.Client
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}
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// newSvcProvider returns a DNSProvider instance configured for Joker.
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// Credentials must be passed in the environment variable: JOKER_USERNAME, JOKER_PASSWORD.
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func newSvcProvider() (*svcProvider, error) {
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values, err := env.Get(EnvUsername, EnvPassword)
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if err != nil {
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return nil, fmt.Errorf("joker: %w", err)
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}
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config := NewDefaultConfig()
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config.Username = values[EnvUsername]
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config.Password = values[EnvPassword]
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return newSvcProviderConfig(config)
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}
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// newSvcProviderConfig return a DNSProvider instance configured for Joker.
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func newSvcProviderConfig(config *Config) (*svcProvider, error) {
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if config == nil {
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return nil, errors.New("joker: the configuration of the DNS provider is nil")
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}
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if config.Username == "" || config.Password == "" {
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return nil, errors.New("joker: credentials missing")
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}
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client := svc.NewClient(config.Username, config.Password)
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return &svcProvider{config: config, client: client}, nil
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}
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// Timeout returns the timeout and interval to use when checking for DNS propagation.
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// Adjusting here to cope with spikes in propagation times.
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func (d *svcProvider) Timeout() (timeout, interval time.Duration) {
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return d.config.PropagationTimeout, d.config.PollingInterval
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}
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// Present creates a TXT record using the specified parameters.
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func (d *svcProvider) Present(domain, token, keyAuth string) error {
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info := dns01.GetChallengeInfo(domain, keyAuth)
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zone, err := dns01.FindZoneByFqdn(info.EffectiveFQDN)
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if err != nil {
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return fmt.Errorf("joker: could not find zone for domain %q (%s): %w", domain, info.EffectiveFQDN, err)
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}
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subDomain, err := dns01.ExtractSubDomain(info.EffectiveFQDN, zone)
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if err != nil {
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return fmt.Errorf("joker: %w", err)
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}
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return d.client.SendRequest(context.Background(), dns01.UnFqdn(zone), subDomain, info.Value)
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}
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// CleanUp removes the TXT record matching the specified parameters.
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func (d *svcProvider) CleanUp(domain, token, keyAuth string) error {
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info := dns01.GetChallengeInfo(domain, keyAuth)
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zone, err := dns01.FindZoneByFqdn(info.EffectiveFQDN)
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if err != nil {
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return fmt.Errorf("joker: could not find zone for domain %q (%s): %w", domain, info.EffectiveFQDN, err)
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}
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subDomain, err := dns01.ExtractSubDomain(info.EffectiveFQDN, zone)
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if err != nil {
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return fmt.Errorf("joker: %w", err)
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}
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return d.client.SendRequest(context.Background(), dns01.UnFqdn(zone), subDomain, "")
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}
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// Sequential All DNS challenges for this provider will be resolved sequentially.
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// Returns the interval between each iteration.
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func (d *svcProvider) Sequential() time.Duration {
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return d.config.SequenceInterval
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}
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