add redis password

fix https://github.com/chrislusf/seaweedfs/issues/263

go/filer/redis_store/redis_store.go

@@ -8,10 +8,10 @@ type RedisStore struct {
 	Client *redis.Client
 }
 
-func NewRedisStore(hostPort string, database int) *RedisStore {
+func NewRedisStore(hostPort string, password string, database int) *RedisStore {
 	client := redis.NewTCPClient(&redis.Options{
 		Addr:     hostPort,
-		Password: "", // no password set
+		Password: password,
 		DB:       int64(database),
 	})
 	return &RedisStore{Client: client}

go/weed/filer.go

@@ -27,6 +27,7 @@ type FilerOptions struct {
 	cassandra_server        *string
 	cassandra_keyspace      *string
 	redis_server            *string
+	redis_password          *string
 	redis_database          *int
 }
 
@@ -42,6 +43,7 @@ func init() {
 	f.cassandra_server = cmdFiler.Flag.String("cassandra.server", "", "host[:port] of the cassandra server")
 	f.cassandra_keyspace = cmdFiler.Flag.String("cassandra.keyspace", "seaweed", "keyspace of the cassandra server")
 	f.redis_server = cmdFiler.Flag.String("redis.server", "", "host:port of the redis server, e.g., 127.0.0.1:6379")
+	f.redis_password = cmdFiler.Flag.String("redis.password", "", "password in clear text")
 	f.redis_database = cmdFiler.Flag.Int("redis.database", 0, "the database on the redis server")
 	f.secretKey = cmdFiler.Flag.String("secure.secret", "", "secret to encrypt Json Web Token(JWT)")
 
@@ -80,7 +82,7 @@ func runFiler(cmd *Command, args []string) bool {
 		*f.defaultReplicaPlacement, *f.redirectOnRead, *f.disableDirListing,
 		*f.secretKey,
 		*f.cassandra_server, *f.cassandra_keyspace,
-		*f.redis_server, *f.redis_database,
+		*f.redis_server, *f.redis_password, *f.redis_database,
 	)
 	if nfs_err != nil {
 		glog.Fatalf("Filer startup error: %v", nfs_err)

go/weed/server.go

@@ -89,6 +89,7 @@ func init() {
 	filerOptions.cassandra_server = cmdServer.Flag.String("filer.cassandra.server", "", "host[:port] of the cassandra server")
 	filerOptions.cassandra_keyspace = cmdServer.Flag.String("filer.cassandra.keyspace", "seaweed", "keyspace of the cassandra server")
 	filerOptions.redis_server = cmdServer.Flag.String("filer.redis.server", "", "host:port of the redis server, e.g., 127.0.0.1:6379")
+	filerOptions.redis_password = cmdServer.Flag.String("filer.redis.password", "", "redis password in clear text")
 	filerOptions.redis_database = cmdServer.Flag.Int("filer.redis.database", 0, "the database on the redis server")
 }
 
@@ -169,7 +170,7 @@ func runServer(cmd *Command, args []string) bool {
 				*filerOptions.redirectOnRead, *filerOptions.disableDirListing,
 				*filerOptions.secretKey,
 				*filerOptions.cassandra_server, *filerOptions.cassandra_keyspace,
-				*filerOptions.redis_server, *filerOptions.redis_database,
+				*filerOptions.redis_server, *filerOptions.redis_password, *filerOptions.redis_database,
 			)
 			if nfs_err != nil {
 				glog.Fatalf("Filer startup error: %v", nfs_err)

go/weed/weed_server/filer_server.go

@@ -28,7 +28,7 @@ func NewFilerServer(r *http.ServeMux, port int, master string, dir string, colle
 	replication string, redirectOnRead bool, disableDirListing bool,
 	secret string,
 	cassandra_server string, cassandra_keyspace string,
-	redis_server string, redis_database int,
+	redis_server string, redis_password string, redis_database int,
 ) (fs *FilerServer, err error) {
 	fs = &FilerServer{
 		master:             master,
@@ -46,7 +46,7 @@ func NewFilerServer(r *http.ServeMux, port int, master string, dir string, colle
 		}
 		fs.filer = flat_namespace.NewFlatNamespaceFiler(master, cassandra_store)
 	} else if redis_server != "" {
-		redis_store := redis_store.NewRedisStore(redis_server, redis_database)
+		redis_store := redis_store.NewRedisStore(redis_server, redis_password, redis_database)
 		fs.filer = flat_namespace.NewFlatNamespaceFiler(master, redis_store)
 	} else {
 		if fs.filer, err = embedded_filer.NewFilerEmbedded(master, dir); err != nil {