change dep to go module

vendor/github.com/boj/redistore/.travis.yml

@@ -0,0 +1,25 @@
+language: go
+sudo: false
+
+services:
+  - redis-server
+
+matrix:
+  include:
+    - go: 1.5
+    - go: 1.6
+    - go: 1.7
+    - go: 1.8
+    - go: 1.9
+    - go: tip
+  allow_failures:
+    - go: tip
+
+install:
+  - # skip
+
+script:
+  - go get -t -v ./...
+  - diff -u <(echo -n) <(gofmt -d .)
+  - go tool vet .
+  - go test -v -race ./...

vendor/github.com/boj/redistore/README.md

@@ -1,12 +1,13 @@
 # redistore
 
-[![Build Status](https://drone.io/github.com/boj/redistore/status.png)](https://drone.io/github.com/boj/redistore/latest)
+[![GoDoc](https://godoc.org/github.com/boj/redistore?status.svg)](https://godoc.org/github.com/boj/redistore)
+[![Build Status](https://travis-ci.org/boj/redistore.svg?branch=master)](https://travis-ci.org/boj/redistore)
 
 A session store backend for [gorilla/sessions](http://www.gorillatoolkit.org/pkg/sessions) - [src](https://github.com/gorilla/sessions).
 
 ## Requirements
 
-Depends on the [Redigo](https://github.com/garyburd/redigo) Redis library.
+Depends on the [Redigo](https://github.com/gomodule/redigo) Redis library.
 
 ## Installation
 
@@ -19,34 +20,34 @@ Available on [godoc.org](http://www.godoc.org/gopkg.in/boj/redistore.v1).
 See http://www.gorillatoolkit.org/pkg/sessions for full documentation on underlying interface.
 
 ### Example
+``` go
+// Fetch new store.
+store, err := NewRediStore(10, "tcp", ":6379", "", []byte("secret-key"))
+if err != nil {
+	panic(err)
+}
+defer store.Close()
 
-    // Fetch new store.
-    store, err := NewRediStore(10, "tcp", ":6379", "", []byte("secret-key"))
-    if err != nil {
-        panic(err)
-    }
-    defer store.Close()
+// Get a session.
+session, err = store.Get(req, "session-key")
+if err != nil {
+	log.Error(err.Error())
+}
 
-    // Get a session.
-	session, err = store.Get(req, "session-key")
-	if err != nil {
-        log.Error(err.Error())
-    }
+// Add a value.
+session.Values["foo"] = "bar"
 
-    // Add a value.
-    session.Values["foo"] = "bar"
+// Save.
+if err = sessions.Save(req, rsp); err != nil {
+	t.Fatalf("Error saving session: %v", err)
+}
 
-    // Save.
-    if err = sessions.Save(req, rsp); err != nil {
-        t.Fatalf("Error saving session: %v", err)
-    }
-
-    // Delete session.
-    session.Options.MaxAge = -1
-    if err = sessions.Save(req, rsp); err != nil {
-        t.Fatalf("Error saving session: %v", err)
-    }
-
-    // Change session storage configuration for MaxAge = 10 days.
-    store.SetMaxAge(10*24*3600)
+// Delete session.
+session.Options.MaxAge = -1
+if err = sessions.Save(req, rsp); err != nil {
+	t.Fatalf("Error saving session: %v", err)
+}
 
+// Change session storage configuration for MaxAge = 10 days.
+store.SetMaxAge(10 * 24 * 3600)
+```

vendor/github.com/boj/redistore/go.mod

@@ -0,0 +1,7 @@
+module github.com/boj/redistore
+
+require (
+	github.com/gomodule/redigo v2.0.0+incompatible
+	github.com/gorilla/securecookie v1.1.1
+	github.com/gorilla/sessions v1.1.1
+)

vendor/github.com/boj/redistore/redistore.go

@@ -15,7 +15,7 @@ import (
 	"strings"
 	"time"
 
-	"github.com/garyburd/redigo/redis"
+	"github.com/gomodule/redigo/redis"
 	"github.com/gorilla/securecookie"
 	"github.com/gorilla/sessions"
 )
@@ -198,7 +198,7 @@ func NewRediStoreWithDB(size int, network, address, password, DB string, keyPair
 // NewRediStoreWithPool instantiates a RediStore with a *redis.Pool passed in.
 func NewRediStoreWithPool(pool *redis.Pool, keyPairs ...[]byte) (*RediStore, error) {
 	rs := &RediStore{
-		// http://godoc.org/github.com/garyburd/redigo/redis#Pool
+		// http://godoc.org/github.com/gomodule/redigo/redis#Pool
 		Pool:   pool,
 		Codecs: securecookie.CodecsFromPairs(keyPairs...),
 		Options: &sessions.Options{
@@ -230,7 +230,10 @@ func (s *RediStore) Get(r *http.Request, name string) (*sessions.Session, error)
 //
 // See gorilla/sessions FilesystemStore.New().
 func (s *RediStore) New(r *http.Request, name string) (*sessions.Session, error) {
-	var err error
+	var (
+		err error
+		ok  bool
+	)
 	session := sessions.NewSession(s, name)
 	// make a copy
 	options := *s.Options
@@ -239,7 +242,7 @@ func (s *RediStore) New(r *http.Request, name string) (*sessions.Session, error)
 	if c, errCookie := r.Cookie(name); errCookie == nil {
 		err = securecookie.DecodeMulti(name, c.Value, &session.ID, s.Codecs...)
 		if err == nil {
-			ok, err := s.load(session)
+			ok, err = s.load(session)
 			session.IsNew = !(err == nil && ok) // not new if no error and data available
 		}
 	}
@@ -249,7 +252,7 @@ func (s *RediStore) New(r *http.Request, name string) (*sessions.Session, error)
 // Save adds a single session to the response.
 func (s *RediStore) Save(r *http.Request, w http.ResponseWriter, session *sessions.Session) error {
 	// Marked for deletion.
-	if session.Options.MaxAge < 0 {
+	if session.Options.MaxAge <= 0 {
 		if err := s.delete(session); err != nil {
 			return err
 		}