subscriptions

package
v1.0.6-1 Latest Latest
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 Go to latest Published: Jan 13, 2020 License: Apache-2.0 Imports: 13 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	LinearRetryPolicyType       = "linear"
	SlowStartRetryPolicyType    = "slowstart"
	UnSupportedRetryPolicyError = `Retry policy can only be of 'linear' or 'slowstart' type`
)

Variables

This section is empty.

Functions

func ExtractFullTopicRef 

func ExtractFullTopicRef(fTopicRef string) (string, string, error)

ExtractFullTopicRef gets a full topic ref and extracts project and topic refs

func GetMaxAckID 

func GetMaxAckID(ackIDs []string) (string, error)

GetMaxAckID gets a list of ack ids and selects the maximum one

func GetOffsetFromAckID 

func GetOffsetFromAckID(ackID string) (int64, error)

GetOffsetFromAckID extracts an offset from an ackID

func HasSub 

func HasSub(projectUUID string, name string, store stores.Store) bool

HasSub returns true if project & subscription combination exist

func IsRetryPolicySupported 

func IsRetryPolicySupported(retPol string) bool

IsRetryPolicySupported checks if the provided retry policy is supported by the service

func ModAck 

func ModAck(projectUUID string, name string, ack int, store stores.Store) error

ModAck updates the subscription's acknowledgment timeout

func ModSubPush 

func ModSubPush(projectUUID string, name string, push string, maxMessages int64, retPolicy string, retPeriod int, vhash string, verified bool, store stores.Store) error

ModSubPush updates the subscription push config

func RemoveSub 

func RemoveSub(projectUUID string, name string, store stores.Store) error

RemoveSub removes an existing subscription

func VerifyPushEndpoint 

func VerifyPushEndpoint(sub Subscription, c *http.Client, store stores.Store) error

VerifyPushEndpoint verifies the ownership of a push endpoint

Types

type AckDeadline 

type AckDeadline struct {
	AckDeadline int `json:"ackDeadlineSeconds"`
}

Ack utility struct

func GetAckDeadlineFromJSON 

func GetAckDeadlineFromJSON(input []byte) (AckDeadline, error)

GetAckDeadlineFromJson retrieves ack deadline from json input

type AckIDs 

type AckIDs struct {
	IDs []string `json:"AckIds"`
}

AckIDs utility struct

func GetAckFromJSON 

func GetAckFromJSON(input []byte) (AckIDs, error)

GetAckFromJSON retrieves ack ids from json

type NamesList 

type NamesList struct {
	Subscriptions []string `json:"subscriptions"`
}

func FindByTopic 

func FindByTopic(projectUUID string, topicName string, store stores.Store) (NamesList, error)

FindByTopic retrieves all subscriptions associated with the given topic

func NewNamesList 

func NewNamesList() NamesList

type Offsets 

type Offsets struct {
	Max     int64 `json:"max"`
	Min     int64 `json:"min"`
	Current int64 `json:"current"`
}

Offsets is used as a json structure for show offsets Response

func (*Offsets) ExportJSON 

func (offs *Offsets) ExportJSON() (string, error)

ExportJSON exports offsets structure as a json string

type PaginatedSubscriptions 

type PaginatedSubscriptions struct {
	Subscriptions []Subscription `json:"subscriptions"`
	NextPageToken string         `json:"nextPageToken"`
	TotalSize     int32          `json:"totalSize"`
}

PaginatedSubscriptions holds information about a subscriptions' page and how to access the next page

func Find 

func Find(projectUUID, userUUID, name, pageToken string, pageSize int32, store stores.Store) (PaginatedSubscriptions, error)

Find searches the store for all subscriptions of a given project or a specific one

func LoadPushSubs 

func LoadPushSubs(store stores.Store) PaginatedSubscriptions

LoadPushSubs returns all subscriptions defined in store that have a push configuration

func (*PaginatedSubscriptions) Empty 

func (sl *PaginatedSubscriptions) Empty() bool

Empty returns true if Subscriptions list has no items

func (*PaginatedSubscriptions) ExportJSON 

func (sl *PaginatedSubscriptions) ExportJSON() (string, error)

ExportJSON exports whole sub List Structure as a json string

type PushConfig 

type PushConfig struct {
	Pend             string      `json:"pushEndpoint"`
	MaxMessages      int64       `json:"maxMessages"`
	RetPol           RetryPolicy `json:"retryPolicy"`
	VerificationHash string      `json:"verification_hash"`
	Verified         bool        `json:"verified"`
}

PushConfig holds optional configuration for push operations

type RetryPolicy 

type RetryPolicy struct {
	PolicyType string `json:"type,omitempty"`
	Period     int    `json:"period,omitempty"`
}

RetryPolicy holds information on retry policies

type SetOffset 

type SetOffset struct {
	Offset int64 `json:"offset"`
}

SetOffset structure is used for input in set Offset Request

func GetSetOffsetJSON 

func GetSetOffsetJSON(input []byte) (SetOffset, error)

GetSetOffsetJSON retrieves set offset information

type SubMetrics 

type SubMetrics struct {
	MsgNum        int64     `json:"number_of_messages"`
	TotalBytes    int64     `json:"total_bytes"`
	LatestConsume time.Time `json:"-"`
	ConsumeRate   float64   `json:"-"`
}

SubMetrics holds the subscription's metric details

func FindMetric 

func FindMetric(projectUUID string, name string, store stores.Store) (SubMetrics, error)

FindMetric returns the metric of a specific subscription

func (*SubMetrics) ExportJSON 

func (offs *SubMetrics) ExportJSON() (string, error)

ExportJSON exports metrics as a json string

type SubPullOptions 

type SubPullOptions struct {
	RetImm string `json:"returnImmediately,omitempty"`
	MaxMsg string `json:"maxMessages,omitempty"`
}

SubPullOptions holds info about a pull operation on a subscription

func GetPullOptionsJSON 

func GetPullOptionsJSON(input []byte) (SubPullOptions, error)

GetPullOptionsJSON retrieves pull information

type Subscription 

type Subscription struct {
	ProjectUUID   string     `json:"-"`
	Name          string     `json:"-"`
	Topic         string     `json:"-"`
	FullName      string     `json:"name"`
	FullTopic     string     `json:"topic"`
	PushCfg       PushConfig `json:"pushConfig"`
	Ack           int        `json:"ackDeadlineSeconds"`
	Offset        int64      `json:"-"`
	NextOffset    int64      `json:"-"`
	PendingAck    string     `json:"-"`
	PushStatus    string     `json:"push_status,omitempty"`
	LatestConsume time.Time  `json:"-"`
	ConsumeRate   float64    `json:"-"`
}

Subscription struct to hold information for a given topic

func CreateSub 

func CreateSub(projectUUID string, name string, topic string, push string, offset int64, maxMessages int64, ack int, retPolicy string, retPeriod int, vhash string, verified bool, store stores.Store) (Subscription, error)

CreateSub creates a new subscription

func GetFromJSON 

func GetFromJSON(input []byte) (Subscription, error)

GetFromJSON retrieves Sub Info From Json

func New 

func New(projectUUID string, projectName string, name string, topic string) Subscription

New creates a new subscription based on name

func (*Subscription) ExportJSON 

func (sub *Subscription) ExportJSON() (string, error)

ExportJSON exports whole sub Structure as a json string

func (*Subscription) PushEndpointHost 

func (sub *Subscription) PushEndpointHost() string

PushEndpointHost extracts the host:port of a push endpoint

Source Files

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