ACME TLS ALPN

vendor/github.com/xenolf/lego/providers/dns/nifcloud/nifcloud.go

@@ -0,0 +1,103 @@
+// Package nifcloud implements a DNS provider for solving the DNS-01 challenge
+// using NIFCLOUD DNS.
+package nifcloud
+
+import (
+	"fmt"
+	"net/http"
+	"os"
+	"time"
+
+	"github.com/xenolf/lego/acme"
+	"github.com/xenolf/lego/platform/config/env"
+)
+
+// DNSProvider implements the acme.ChallengeProvider interface
+type DNSProvider struct {
+	client *Client
+}
+
+// NewDNSProvider returns a DNSProvider instance configured for the NIFCLOUD DNS service.
+// Credentials must be passed in the environment variables: NIFCLOUD_ACCESS_KEY_ID and NIFCLOUD_SECRET_ACCESS_KEY.
+func NewDNSProvider() (*DNSProvider, error) {
+	values, err := env.Get("NIFCLOUD_ACCESS_KEY_ID", "NIFCLOUD_SECRET_ACCESS_KEY")
+	if err != nil {
+		return nil, fmt.Errorf("NIFCLOUD: %v", err)
+	}
+
+	endpoint := os.Getenv("NIFCLOUD_DNS_ENDPOINT")
+	if endpoint == "" {
+		endpoint = defaultEndpoint
+	}
+
+	httpClient := &http.Client{Timeout: 30 * time.Second}
+
+	return NewDNSProviderCredentials(httpClient, endpoint, values["NIFCLOUD_ACCESS_KEY_ID"], values["NIFCLOUD_SECRET_ACCESS_KEY"])
+}
+
+// NewDNSProviderCredentials uses the supplied credentials to return a
+// DNSProvider instance configured for NIFCLOUD.
+func NewDNSProviderCredentials(httpClient *http.Client, endpoint, accessKey, secretKey string) (*DNSProvider, error) {
+	client := newClient(httpClient, accessKey, secretKey, endpoint)
+
+	return &DNSProvider{
+		client: client,
+	}, nil
+}
+
+// Present creates a TXT record using the specified parameters
+func (d *DNSProvider) Present(domain, token, keyAuth string) error {
+	fqdn, value, ttl := acme.DNS01Record(domain, keyAuth)
+	return d.changeRecord("CREATE", fqdn, value, domain, ttl)
+}
+
+// CleanUp removes the TXT record matching the specified parameters
+func (d *DNSProvider) CleanUp(domain, token, keyAuth string) error {
+	fqdn, value, ttl := acme.DNS01Record(domain, keyAuth)
+	return d.changeRecord("DELETE", fqdn, value, domain, ttl)
+}
+
+func (d *DNSProvider) changeRecord(action, fqdn, value, domain string, ttl int) error {
+	name := acme.UnFqdn(fqdn)
+
+	reqParams := ChangeResourceRecordSetsRequest{
+		XMLNs: xmlNs,
+		ChangeBatch: ChangeBatch{
+			Comment: "Managed by Lego",
+			Changes: Changes{
+				Change: []Change{
+					{
+						Action: action,
+						ResourceRecordSet: ResourceRecordSet{
+							Name: name,
+							Type: "TXT",
+							TTL:  ttl,
+							ResourceRecords: ResourceRecords{
+								ResourceRecord: []ResourceRecord{
+									{
+										Value: value,
+									},
+								},
+							},
+						},
+					},
+				},
+			},
+		},
+	}
+
+	resp, err := d.client.ChangeResourceRecordSets(domain, reqParams)
+	if err != nil {
+		return fmt.Errorf("failed to change NIFCLOUD record set: %v", err)
+	}
+
+	statusID := resp.ChangeInfo.ID
+
+	return acme.WaitFor(120*time.Second, 4*time.Second, func() (bool, error) {
+		resp, err := d.client.GetChange(statusID)
+		if err != nil {
+			return false, fmt.Errorf("failed to query NIFCLOUD DNS change status: %v", err)
+		}
+		return resp.ChangeInfo.Status == "INSYNC", nil
+	})
+}