Update lego.

vendor/github.com/labbsr0x/bindman-dns-webhook/src/client/client.go

@@ -0,0 +1,113 @@
+package client
+
+import (
+	"encoding/json"
+	"errors"
+	"fmt"
+	"github.com/labbsr0x/bindman-dns-webhook/src/types"
+	"github.com/labbsr0x/goh/gohclient"
+	"net/http"
+	"strings"
+)
+
+const recordsPath = "/records"
+
+// DNSWebhookClient defines the basic structure of a DNS Listener
+type DNSWebhookClient struct {
+	ClientAPI gohclient.API
+}
+
+// New builds the client to communicate with the dns manager
+func New(managerAddress string, httpClient *http.Client) (*DNSWebhookClient, error) {
+	if strings.TrimSpace(managerAddress) == "" {
+		return nil, errors.New("managerAddress parameter must be a non-empty string")
+	}
+	client, err := gohclient.New(httpClient, managerAddress)
+	if err != nil {
+		return nil, err
+	}
+	client.Accept = "application/json"
+	client.ContentType = "application/json"
+	client.UserAgent = "bindman-dns-webhook-client"
+
+	return &DNSWebhookClient{
+		ClientAPI: client,
+	}, nil
+}
+
+// GetRecords communicates with the dns manager and gets the DNS Records
+func (l *DNSWebhookClient) GetRecords() (result []types.DNSRecord, err error) {
+	resp, data, err := l.ClientAPI.Get(recordsPath)
+	if err != nil {
+		return
+	}
+	if resp.StatusCode == http.StatusOK {
+		err = json.Unmarshal(data, &result)
+	} else {
+		err = parseResponseBodyToError(data)
+	}
+	return
+}
+
+// GetRecord communicates with the dns manager and gets a DNS Record
+func (l *DNSWebhookClient) GetRecord(name, recordType string) (result types.DNSRecord, err error) {
+	resp, data, err := l.ClientAPI.Get(fmt.Sprintf(recordsPath+"/%s/%s", name, recordType))
+	if err != nil {
+		return
+	}
+	if resp.StatusCode == http.StatusOK {
+		err = json.Unmarshal(data, &result)
+	} else {
+		err = parseResponseBodyToError(data)
+	}
+	return
+}
+
+// AddRecord adds a DNS record
+func (l *DNSWebhookClient) AddRecord(name string, recordType string, value string) error {
+	return l.addOrUpdateRecord(&types.DNSRecord{Value: value, Name: name, Type: recordType}, l.ClientAPI.Post)
+}
+
+// UpdateRecord is a function that calls the defined webhook to update a specific dns record
+func (l *DNSWebhookClient) UpdateRecord(record *types.DNSRecord) error {
+	return l.addOrUpdateRecord(record, l.ClientAPI.Put)
+}
+
+// addOrUpdateRecord .
+func (l *DNSWebhookClient) addOrUpdateRecord(record *types.DNSRecord, action func(url string, body []byte) (*http.Response, []byte, error)) error {
+	if errs := record.Check(); errs != nil {
+		return fmt.Errorf("invalid DNS Record: %v", strings.Join(errs, ", "))
+	}
+	mr, err := json.Marshal(record)
+	if err != nil {
+		return err
+	}
+	resp, data, err := action(recordsPath, mr)
+	if err != nil {
+		return err
+	}
+	if resp.StatusCode != http.StatusNoContent {
+		return parseResponseBodyToError(data)
+	}
+	return nil
+}
+
+// RemoveRecord is a function that calls the defined webhook to remove a specific dns record
+func (l *DNSWebhookClient) RemoveRecord(name, recordType string) error {
+	resp, data, err := l.ClientAPI.Delete(fmt.Sprintf(recordsPath+"/%s/%s", name, recordType))
+	if err != nil {
+		return err
+	}
+	if resp.StatusCode != http.StatusNoContent {
+		return parseResponseBodyToError(data)
+	}
+	return err
+}
+
+func parseResponseBodyToError(data []byte) error {
+	var err types.Error
+	if errUnmarshal := json.Unmarshal(data, &err); errUnmarshal != nil {
+		return errUnmarshal
+	}
+	return &err
+}