Update lego.

vendor/github.com/labbsr0x/bindman-dns-webhook/LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2018 Labbs
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

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
+}

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

@@ -0,0 +1,20 @@
+package types
+
+// DNSManager defines the operations a DNS Manager provider should implement
+type DNSManager interface {
+
+	// GetDNSRecords retrieves all the dns records being managed
+	GetDNSRecords() ([]DNSRecord, error)
+
+	// GetDNSRecord retrieves the dns record identified by name
+	GetDNSRecord(name, recordType string) (*DNSRecord, error)
+
+	// RemoveDNSRecord removes a DNS record
+	RemoveDNSRecord(name, recordType string) error
+
+	// AddDNSRecord adds a new DNS record
+	AddDNSRecord(record DNSRecord) error
+
+	// UpdateDNSRecord updates an existing DNS record
+	UpdateDNSRecord(record DNSRecord) error
+}

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

@@ -0,0 +1,40 @@
+package types
+
+import (
+	"fmt"
+	"strings"
+
+	"github.com/sirupsen/logrus"
+)
+
+// DNSRecord defines what we understand as a DNSRecord
+type DNSRecord struct {
+	// Name the DNS host name
+	Name string `json:"name"`
+
+	// Value the value of this record
+	Value string `json:"value"`
+
+	// Type the record type
+	Type string `json:"type"`
+}
+
+// Check verifies if the DNS record satisfies certain conditions
+func (record *DNSRecord) Check() []string {
+	logrus.Infof("Record to check: '%v'", record)
+	emptyValueErrorMessage := "the value of field '%s' cannot be empty"
+	var errs []string
+
+	if strings.TrimSpace(record.Name) == "" {
+		errs = append(errs, fmt.Sprintf(emptyValueErrorMessage, "name"))
+	}
+
+	if strings.TrimSpace(record.Value) == "" {
+		errs = append(errs, fmt.Sprintf(emptyValueErrorMessage, "value"))
+	}
+
+	if strings.TrimSpace(record.Type) == "" {
+		errs = append(errs, fmt.Sprintf(emptyValueErrorMessage, "type"))
+	}
+	return errs
+}

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

@@ -0,0 +1,51 @@
+package types
+
+import (
+	"fmt"
+	"github.com/sirupsen/logrus"
+	"net/http"
+)
+
+// Error groups together information that defines an error. Should always be used to
+type Error struct {
+	Message string   `json:"message"`
+	Code    int      `json:"code"`
+	Details []string `json:"details,omitempty"`
+	Err     error    `json:"-"`
+}
+
+// Error() gives a string representing the error; also, forces the Error type to comply with the error interface
+func (e *Error) Error() string {
+	msg := fmt.Sprintf("ERROR (%v): %s; \n Inner error: %s", e.Code, e.Message, e.Err)
+	logrus.Debug(msg)
+	return msg
+}
+
+// BadRequestError create an Error instance with http.StatusBadRequest code
+func BadRequestError(message string, err error, details ...string) *Error {
+	return &Error{Message: message, Err: err, Code: http.StatusBadRequest, Details: details}
+}
+
+// BadRequestError create an Error instance with http.StatusNotFound code
+func NotFoundError(message string, err error, details ...string) *Error {
+	return &Error{Message: message, Err: err, Code: http.StatusNotFound, Details: details}
+}
+
+// BadRequestError create an Error instance with http.StatusInternalServerError code
+func InternalServerError(message string, err error, details ...string) *Error {
+	return &Error{Message: message, Err: err, Code: http.StatusInternalServerError, Details: details}
+}
+
+// PanicIfError is just a wrapper to a panic call that propagates error when it's not nil
+func PanicIfError(e error) {
+	if e != nil {
+		logrus.Errorf(e.Error())
+		panic(e)
+	}
+}
+
+// Panic wraps a panic call propagating the given error parameter
+func Panic(e Error) {
+	logrus.Errorf(e.Error())
+	panic(e)
+}