1 files changed, 59 insertions, 0 deletions
diff --git a/vendor/github.com/xenolf/lego/providers/http/memcached/memcached.go b/vendor/github.com/xenolf/lego/providers/http/memcached/memcached.go
new file mode 100644
index 000000000..9c5f6c0b4
--- /dev/null
+++ b/vendor/github.com/xenolf/lego/providers/http/memcached/memcached.go
@@ -0,0 +1,59 @@
+// Package webroot implements a HTTP provider for solving the HTTP-01 challenge using web server's root path.
+package memcached
+
+import (
+	"fmt"
+	"path"
+
+	"github.com/rainycape/memcache"
+	"github.com/xenolf/lego/acme"
+)
+
+// HTTPProvider implements ChallengeProvider for `http-01` challenge
+type MemcachedProvider struct {
+	hosts []string
+}
+
+// NewHTTPProvider returns a HTTPProvider instance with a configured webroot path
+func NewMemcachedProvider(hosts []string) (*MemcachedProvider, error) {
+	if len(hosts) == 0 {
+		return nil, fmt.Errorf("No memcached hosts provided")
+	}
+
+	c := &MemcachedProvider{
+		hosts: hosts,
+	}
+
+	return c, nil
+}
+
+// Present makes the token available at `HTTP01ChallengePath(token)` by creating a file in the given webroot path
+func (w *MemcachedProvider) Present(domain, token, keyAuth string) error {
+	var errs []error
+
+	challengePath := path.Join("/", acme.HTTP01ChallengePath(token))
+	for _, host := range w.hosts {
+		mc, err := memcache.New(host)
+		if err != nil {
+			errs = append(errs, err)
+			continue
+		}
+		mc.Add(&memcache.Item{
+			Key:        challengePath,
+			Value:      []byte(keyAuth),
+			Expiration: 60,
+		})
+	}
+
+	if len(errs) == len(w.hosts) {
+		return fmt.Errorf("Unable to store key in any of the memcache hosts -> %v", errs)
+	}
+
+	return nil
+}
+
+// CleanUp removes the file created for the challenge
+func (w *MemcachedProvider) CleanUp(domain, token, keyAuth string) error {
+	// Memcached will clean up itself, that's what expiration is for.
+	return nil
+}