lookupd

package
v0.2.31 Latest Latest
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 Go to latest Published: Aug 26, 2014 License: MIT Imports: 12 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func GetLookupdTopicChannels 

func GetLookupdTopicChannels(topic string, lookupdHTTPAddrs []string) ([]string, error)

GetLookupdTopicChannels returns a []string containing a union of the channels from all the given lookupd for the given topic

func GetLookupdTopicProducers 

func GetLookupdTopicProducers(topic string, lookupdHTTPAddrs []string) ([]string, error)

GetLookupdTopicProducers returns a []string of the broadcast_address:http_port of all the producers for a given topic by unioning the results returned from the given lookupd

func GetLookupdTopics 

func GetLookupdTopics(lookupdHTTPAddrs []string) ([]string, error)

GetLookupdTopics returns a []string containing a union of all the topics from all the given lookupd

func GetNSQDTopicProducers 

func GetNSQDTopicProducers(topic string, nsqdHTTPAddrs []string) ([]string, error)

GetNSQDTopicProducers returns a []string containing the addresses of all the nsqd that produce the given topic out of the given nsqd

func GetNSQDTopics 

func GetNSQDTopics(nsqdHTTPAddrs []string) ([]string, error)

GetNSQDTopics returns a []string containing all the topics produced by the given nsqd

func GetVersion added in v0.2.29 

func GetVersion(addr string) (*semver.Version, error)

GetVersion returns a semver.Version object by querying /info

Types

type ChannelStats 

type ChannelStats struct {
	HostAddress   string
	TopicName     string
	ChannelName   string
	Depth         int64
	MemoryDepth   int64
	BackendDepth  int64
	InFlightCount int64
	DeferredCount int64
	RequeueCount  int64
	TimeoutCount  int64
	MessageCount  int64
	ClientCount   int
	Selected      bool
	HostStats     []*ChannelStats
	Clients       []*ClientStats
	Paused        bool

	E2eProcessingLatency *util.E2eProcessingLatencyAggregate
}

func (*ChannelStats) Add added in v0.2.22 

func (c *ChannelStats) Add(a *ChannelStats)

func (*ChannelStats) Host added in v0.2.23 

func (c *ChannelStats) Host() string

func (*ChannelStats) Target 

func (c *ChannelStats) Target(key string) ([]string, string)

type ChannelStatsByHost 

type ChannelStatsByHost struct {
	ChannelStatsList
}

func (ChannelStatsByHost) Less 

func (c ChannelStatsByHost) Less(i, j int) bool

type ChannelStatsList 

type ChannelStatsList []*ChannelStats

func (ChannelStatsList) Len 

func (c ChannelStatsList) Len() int

func (ChannelStatsList) Swap 

func (c ChannelStatsList) Swap(i, j int)

type ClientStats added in v0.2.27 

type ClientStats struct {
	HostAddress       string
	RemoteAddress     string
	Version           string
	ClientID          string
	Hostname          string
	UserAgent         string
	ConnectedDuration time.Duration
	InFlightCount     int
	ReadyCount        int
	FinishCount       int64
	RequeueCount      int64
	MessageCount      int64
	SampleRate        int32
	Deflate           bool
	Snappy            bool
	Authed            bool
	AuthIdentity      string
	AuthIdentityUrl   string

	TLS                           bool
	CipherSuite                   string `json:"tls_cipher_suite"`
	TLSVersion                    string `json:"tls_version"`
	TLSNegotiatedProtocol         string `json:"tls_negotiated_protocol"`
	TLSNegotiatedProtocolIsMutual bool   `json:"tls_negotiated_protocol_is_mutual"`
}

func (*ClientStats) HasSampleRate added in v0.2.27 

func (c *ClientStats) HasSampleRate() bool

func (*ClientStats) HasUserAgent added in v0.2.27 

func (c *ClientStats) HasUserAgent() bool

type ClientStatsList added in v0.2.27 

type ClientStatsList []*ClientStats

func (ClientStatsList) Len added in v0.2.27 

func (c ClientStatsList) Len() int

func (ClientStatsList) Swap added in v0.2.27 

func (c ClientStatsList) Swap(i, j int)

type ClientsByHost 

type ClientsByHost struct {
	ClientStatsList
}

func (ClientsByHost) Less 

func (c ClientsByHost) Less(i, j int) bool

type Producer 

type Producer struct {
	RemoteAddresses  []string        `json:"remote_addresses"`
	Hostname         string          `json:"hostname"`
	BroadcastAddress string          `json:"broadcast_address"`
	TcpPort          int             `json:"tcp_port"`
	HttpPort         int             `json:"http_port"`
	Version          string          `json:"version"`
	VersionObj       *semver.Version `json:"-"`
	Topics           ProducerTopics  `json:"topics"`
	OutOfDate        bool
}

func GetLookupdProducers 

func GetLookupdProducers(lookupdHTTPAddrs []string) ([]*Producer, error)

GetLookupdProducers returns a slice of pointers to Producer structs containing metadata for each node connected to given lookupds

func (*Producer) HTTPAddress 

func (p *Producer) HTTPAddress() string

func (*Producer) IsInconsistent 

func (p *Producer) IsInconsistent(numLookupd int) bool

IsInconsistent checks for cases where an unexpected number of nsqd connections are reporting the same information to nsqlookupd (ie: multiple instances are using the same broadcast address), or cases where some nsqd are not reporting to all nsqlookupd.

func (*Producer) TCPAddress 

func (p *Producer) TCPAddress() string

type ProducerList 

type ProducerList []*Producer

func (ProducerList) Len 

func (t ProducerList) Len() int

func (ProducerList) Swap 

func (t ProducerList) Swap(i, j int)

type ProducerTopic added in v0.2.22 

type ProducerTopic struct {
	Topic      string `json:"topic"`
	Tombstoned bool   `json:"tombstoned"`
}

type ProducerTopics added in v0.2.22 

type ProducerTopics []ProducerTopic

func (ProducerTopics) Len added in v0.2.22 

func (pt ProducerTopics) Len() int

func (ProducerTopics) Less added in v0.2.22 

func (pt ProducerTopics) Less(i, j int) bool

func (ProducerTopics) Swap added in v0.2.22 

func (pt ProducerTopics) Swap(i, j int)

type ProducersByHost 

type ProducersByHost struct {
	ProducerList
}

func (ProducersByHost) Less 

func (c ProducersByHost) Less(i, j int) bool

type TopicStats 

type TopicStats struct {
	HostAddress  string
	TopicName    string
	Depth        int64
	MemoryDepth  int64
	BackendDepth int64
	MessageCount int64
	ChannelCount int
	Aggregate    bool
	Channels     []*ChannelStats
	Paused       bool

	E2eProcessingLatency *util.E2eProcessingLatencyAggregate
	// contains filtered or unexported fields
}

func GetNSQDStats 

func GetNSQDStats(nsqdHTTPAddrs []string, selectedTopic string) ([]*TopicStats, map[string]*ChannelStats, error)

GetNSQDStats returns aggregate topic and channel stats from the given NSQD instances

if selectedTopic is empty, this will return stats for *all* topic/channels and the ChannelStats dict will be keyed by topic + ':' + channel

func (*TopicStats) Add added in v0.2.22 

func (t *TopicStats) Add(a *TopicStats)

func (*TopicStats) Host added in v0.2.23 

func (t *TopicStats) Host() string

func (*TopicStats) Target 

func (t *TopicStats) Target(key string) ([]string, string)

type TopicStatsByHost 

type TopicStatsByHost struct {
	TopicStatsList
}

func (TopicStatsByHost) Less 

func (c TopicStatsByHost) Less(i, j int) bool

type TopicStatsList 

type TopicStatsList []*TopicStats

func (TopicStatsList) Len 

func (t TopicStatsList) Len() int

func (TopicStatsList) Swap 

func (t TopicStatsList) Swap(i, j int)

Source Files

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