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219222fdda
* fix: challenge are not required for revoke.
157 lines
4.6 KiB
Go
157 lines
4.6 KiB
Go
// Package nifcloud implements a DNS provider for solving the DNS-01 challenge using NIFCLOUD DNS.
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package nifcloud // import "github.com/xenolf/lego/providers/dns/nifcloud"
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import (
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"errors"
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"fmt"
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"net/http"
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"time"
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"github.com/xenolf/lego/providers/dns/nifcloud/internal"
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"github.com/xenolf/lego/challenge/dns01"
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"github.com/xenolf/lego/platform/config/env"
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"github.com/xenolf/lego/platform/wait"
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)
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// Config is used to configure the creation of the DNSProvider
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type Config struct {
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BaseURL string
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AccessKey string
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SecretKey string
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PropagationTimeout time.Duration
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PollingInterval time.Duration
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TTL int
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HTTPClient *http.Client
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}
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// NewDefaultConfig returns a default configuration for the DNSProvider
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func NewDefaultConfig() *Config {
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return &Config{
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TTL: env.GetOrDefaultInt("NIFCLOUD_TTL", dns01.DefaultTTL),
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PropagationTimeout: env.GetOrDefaultSecond("NIFCLOUD_PROPAGATION_TIMEOUT", dns01.DefaultPropagationTimeout),
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PollingInterval: env.GetOrDefaultSecond("NIFCLOUD_POLLING_INTERVAL", dns01.DefaultPollingInterval),
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HTTPClient: &http.Client{
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Timeout: env.GetOrDefaultSecond("NIFCLOUD_HTTP_TIMEOUT", 30*time.Second),
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},
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}
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}
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// DNSProvider implements the acme.ChallengeProvider interface
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type DNSProvider struct {
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client *internal.Client
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config *Config
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}
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// NewDNSProvider returns a DNSProvider instance configured for the NIFCLOUD DNS service.
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// Credentials must be passed in the environment variables:
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// NIFCLOUD_ACCESS_KEY_ID and NIFCLOUD_SECRET_ACCESS_KEY.
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func NewDNSProvider() (*DNSProvider, error) {
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values, err := env.Get("NIFCLOUD_ACCESS_KEY_ID", "NIFCLOUD_SECRET_ACCESS_KEY")
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if err != nil {
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return nil, fmt.Errorf("nifcloud: %v", err)
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}
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config := NewDefaultConfig()
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config.BaseURL = env.GetOrFile("NIFCLOUD_DNS_ENDPOINT")
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config.AccessKey = values["NIFCLOUD_ACCESS_KEY_ID"]
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config.SecretKey = values["NIFCLOUD_SECRET_ACCESS_KEY"]
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return NewDNSProviderConfig(config)
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}
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// NewDNSProviderConfig return a DNSProvider instance configured for NIFCLOUD.
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func NewDNSProviderConfig(config *Config) (*DNSProvider, error) {
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if config == nil {
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return nil, errors.New("nifcloud: the configuration of the DNS provider is nil")
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}
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client, err := internal.NewClient(config.AccessKey, config.SecretKey)
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if err != nil {
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return nil, fmt.Errorf("nifcloud: %v", err)
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}
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if config.HTTPClient != nil {
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client.HTTPClient = config.HTTPClient
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}
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if len(config.BaseURL) > 0 {
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client.BaseURL = config.BaseURL
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}
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return &DNSProvider{client: client, config: config}, nil
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}
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// Present creates a TXT record using the specified parameters
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func (d *DNSProvider) Present(domain, token, keyAuth string) error {
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fqdn, value := dns01.GetRecord(domain, keyAuth)
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err := d.changeRecord("CREATE", fqdn, value, domain, d.config.TTL)
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if err != nil {
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return fmt.Errorf("nifcloud: %v", err)
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}
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return err
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}
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// CleanUp removes the TXT record matching the specified parameters
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func (d *DNSProvider) CleanUp(domain, token, keyAuth string) error {
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fqdn, value := dns01.GetRecord(domain, keyAuth)
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err := d.changeRecord("DELETE", fqdn, value, domain, d.config.TTL)
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if err != nil {
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return fmt.Errorf("nifcloud: %v", err)
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}
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return err
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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 *DNSProvider) Timeout() (timeout, interval time.Duration) {
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return d.config.PropagationTimeout, d.config.PollingInterval
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}
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func (d *DNSProvider) changeRecord(action, fqdn, value, domain string, ttl int) error {
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name := dns01.UnFqdn(fqdn)
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reqParams := internal.ChangeResourceRecordSetsRequest{
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XMLNs: internal.XMLNs,
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ChangeBatch: internal.ChangeBatch{
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Comment: "Managed by Lego",
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Changes: internal.Changes{
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Change: []internal.Change{
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{
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Action: action,
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ResourceRecordSet: internal.ResourceRecordSet{
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Name: name,
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Type: "TXT",
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TTL: ttl,
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ResourceRecords: internal.ResourceRecords{
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ResourceRecord: []internal.ResourceRecord{
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{
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Value: value,
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},
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},
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},
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},
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},
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},
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},
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},
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}
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resp, err := d.client.ChangeResourceRecordSets(domain, reqParams)
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if err != nil {
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return fmt.Errorf("failed to change NIFCLOUD record set: %v", err)
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}
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statusID := resp.ChangeInfo.ID
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return wait.For("nifcloud", 120*time.Second, 4*time.Second, func() (bool, error) {
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resp, err := d.client.GetChange(statusID)
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if err != nil {
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return false, fmt.Errorf("failed to query NIFCLOUD DNS change status: %v", err)
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}
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return resp.ChangeInfo.Status == "INSYNC", nil
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})
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}
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