discovery

type AccessControlSupport interface {
	//合格返回给定对等方是否有资格接收
	//service from the discovery service for a given channel
	EligibleForService(channel string, data common2.SignedData) error
}

type Config struct {
	TLS                          bool
	AuthCacheEnabled             bool
	AuthCacheMaxSize             int
	AuthCachePurgeRetentionRatio float64
}

type ConfigSequenceSupport interface {
	//configSequence返回给定通道的配置序列
	ConfigSequence(channel string) uint64
}

type ConfigSupport interface {
	//config返回通道的配置
	Config(channel string) (*discprotos.ConfigResult, error)
}

type EndorsementSupport interface {
	//PeersforElement返回给定对等方、通道和链码集的认可描述符
	PeersForEndorsement(channel common.ChainID, interest *discprotos.ChaincodeInterest) (*discprotos.EndorsementDescriptor, error)

	//PeersAuthorizedByCriteria returns the peers of the channel that are authorized by the given chaincode interest
	//这是考虑到，如果感兴趣的链码安装在对等端上，并且
	//考虑到对等端是否是链码集合的一部分。
	//如果传递了零利息或空利息，则不进行过滤。
	PeersAuthorizedByCriteria(chainID common.ChainID, interest *discprotos.ChaincodeInterest) (discovery.Members, error)
}

type GossipSupport interface {
	//channel exists返回给定通道是否存在
	ChannelExists(channel string) bool

	//peersofchannel返回被认为是活动的网络成员
	//and also subscribed to the channel given
	PeersOfChannel(common.ChainID) discovery.Members

	//对等方返回被认为是活动的网络成员
	Peers() discovery.Members

	//IdentityInfo返回有关对等方的标识信息
	IdentityInfo() api.PeerIdentitySet
}

type Support interface {
	AccessControlSupport
	GossipSupport
	EndorsementSupport
	ConfigSupport
	ConfigSequenceSupport
}