configer

README

configer

package configer is a configuration center that uses etcd as a storage medium.

Server command: configer

Documentation

Index

• Constants
• func CallCtrl() interface{}
• func InitMgr(etcdClient *etcd.Client)
• func InitNode(etcdClient *etcd.Client)
• func NewEtcdClientFromYaml() (*etcd.Client, error)
• func NewKey(service string, version string) string
• func SyncNode(service, version string, cfg Config)
• type Config
• type ConfigKV
• type Node
  • func (n *Node) String() string
• type Nodes

Constants

const (
	// KEY_PREFIX the prifix of config data key in etcd
	KEY_PREFIX = "MICRO-CONF"
)

Functions

func CallCtrl

func CallCtrl() interface{}

CallCtrl returns a new CALL controller.

func InitMgr

func InitMgr(etcdClient *etcd.Client)

InitMgr initializes a config manager.

func InitNode

func InitNode(etcdClient *etcd.Client)

InitNode initializes the config node.

func NewEtcdClientFromYaml

func NewEtcdClientFromYaml() (*etcd.Client, error)

NewEtcdClientFromYaml uses config/etcd.yaml to create a etcd client.

func NewKey

func NewKey(service string, version string) string

NewKey creates a config data key Note: service and version can not contant "@"!

func SyncNode

func SyncNode(service, version string, cfg Config)

SyncNode registers a configuration template to etcd, and update it when monitoring the configuration changes.

Types

type Config

type Config interface {
	UnmarshalJSON([]byte) error
	MarshalJSON() ([]byte, error)
	Reload([]byte) error
}

Config config interface

type ConfigKV

type ConfigKV struct {
	Key   string
	Value string
}

ConfigKV config key-value data.

type Node

type Node struct {

	// Config string
	Config string `json:"config"`
	// Is it initialized?
	Initialized bool `json:"initialized"`
	// contains filtered or unexported fields
}

Node config node handler

func (*Node) String

func (n *Node) String() string

String returns the encoding string

type Nodes

type Nodes struct {
	// contains filtered or unexported fields
}

Nodes config node handlers