structs

package
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Published: Jan 6, 2016 License: MPL-2.0 Imports: 8 Imported by: 0

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Index

Constants

View Source
const (
	// HealthAny is special, and is used as a wild card,
	// not as a specific state.
	HealthAny      = "any"
	HealthUnknown  = "unknown"
	HealthPassing  = "passing"
	HealthWarning  = "warning"
	HealthCritical = "critical"
)
View Source
const (
	// Client tokens have rules applied
	ACLTypeClient = "client"

	// Management tokens have an always allow policy.
	// They are used for token management.
	ACLTypeManagement = "management"
)
View Source
const (
	KVSSet        KVSOp = "set"
	KVSDelete           = "delete"
	KVSDeleteCAS        = "delete-cas" // Delete with check-and-set
	KVSDeleteTree       = "delete-tree"
	KVSCAS              = "cas"    // Check-and-set
	KVSLock             = "lock"   // Lock a key
	KVSUnlock           = "unlock" // Unlock a key
)
View Source
const (
	SessionTTLMax        = 24 * time.Hour
	SessionTTLMultiplier = 2
)
View Source
const (
	ACLSet      ACLOp = "set"
	ACLForceSet       = "force-set" // Deprecated, left to backwards compatibility
	ACLDelete         = "delete"
)
View Source
const (
	KeyringList    KeyringOp = "list"
	KeyringInstall           = "install"
	KeyringUse               = "use"
	KeyringRemove            = "remove"
)
View Source
const (
	// MaxLockDelay provides a maximum LockDelay value for
	// a session. Any value above this will not be respected.
	MaxLockDelay = 60 * time.Second
)

Variables

View Source
var (
	ErrNoLeader  = fmt.Errorf("No cluster leader")
	ErrNoDCPath  = fmt.Errorf("No path to datacenter")
	ErrNoServers = fmt.Errorf("No known Consul servers")
)

Functions

func Decode

func Decode(buf []byte, out interface{}) error

Decode is used to decode a MsgPack encoded object

func Encode

func Encode(t MessageType, msg interface{}) ([]byte, error)

Encode is used to encode a MsgPack object with type prefix

func ValidStatus added in v0.5.1

func ValidStatus(s string) bool

Types

type ACL added in v0.4.0

type ACL struct {
	ID    string
	Name  string
	Type  string
	Rules string

	RaftIndex
}

ACL is used to represent a token and it's rules

type ACLOp added in v0.4.0

type ACLOp string

type ACLPolicy added in v0.4.0

type ACLPolicy struct {
	ETag   string
	Parent string
	Policy *acl.Policy
	TTL    time.Duration
	QueryMeta
}

type ACLPolicyRequest added in v0.4.0

type ACLPolicyRequest struct {
	Datacenter string
	ACL        string
	ETag       string
	QueryOptions
}

ACLPolicyRequest is used to request an ACL by ID, conditionally filtering on an ID

func (*ACLPolicyRequest) RequestDatacenter added in v0.4.0

func (r *ACLPolicyRequest) RequestDatacenter() string

type ACLRequest added in v0.4.0

type ACLRequest struct {
	Datacenter string
	Op         ACLOp
	ACL        ACL
	WriteRequest
}

ACLRequest is used to create, update or delete an ACL

func (*ACLRequest) RequestDatacenter added in v0.4.0

func (r *ACLRequest) RequestDatacenter() string

type ACLSpecificRequest added in v0.4.0

type ACLSpecificRequest struct {
	Datacenter string
	ACL        string
	QueryOptions
}

ACLSpecificRequest is used to request an ACL by ID

func (*ACLSpecificRequest) RequestDatacenter added in v0.4.0

func (r *ACLSpecificRequest) RequestDatacenter() string

type ACLs added in v0.4.0

type ACLs []*ACL

type CheckServiceNode

type CheckServiceNode struct {
	Node    *Node
	Service *NodeService
	Checks  HealthChecks
}

CheckServiceNode is used to provide the node, its service definition, as well as a HealthCheck that is associated.

type CheckServiceNodes

type CheckServiceNodes []CheckServiceNode

func (CheckServiceNodes) Filter added in v0.6.0

func (nodes CheckServiceNodes) Filter(onlyPassing bool) CheckServiceNodes

Filter removes nodes that are failing health checks (and any non-passing check if that option is selected). Note that this returns the filtered results AND modifies the receiver for performance.

func (CheckServiceNodes) Shuffle added in v0.6.0

func (nodes CheckServiceNodes) Shuffle()

Shuffle does an in-place random shuffle using the Fisher-Yates algorithm.

type ChecksInStateRequest

type ChecksInStateRequest struct {
	Datacenter string
	State      string
	Source     QuerySource
	QueryOptions
}

ChecksInStateRequest is used to query for nodes in a state

func (*ChecksInStateRequest) RequestDatacenter added in v0.2.0

func (r *ChecksInStateRequest) RequestDatacenter() string

type CompoundResponse added in v0.5.0

type CompoundResponse interface {
	// Add adds a new response to the compound response
	Add(interface{})

	// New returns an empty response object which can be passed around by
	// reference, and then passed to Add() later on.
	New() interface{}
}

CompoundResponse is an interface for gathering multiple responses. It is used in cross-datacenter RPC calls where more than 1 datacenter is expected to reply.

type Coordinate added in v0.6.0

type Coordinate struct {
	Node  string
	Coord *coordinate.Coordinate
}

Coordinate stores a node name with its associated network coordinate.

type CoordinateUpdateRequest added in v0.6.0

type CoordinateUpdateRequest struct {
	Datacenter string
	Node       string
	Coord      *coordinate.Coordinate
	WriteRequest
}

CoordinateUpdateRequest is used to update the network coordinate of a given node.

func (*CoordinateUpdateRequest) RequestDatacenter added in v0.6.0

func (c *CoordinateUpdateRequest) RequestDatacenter() string

RequestDatacenter returns the datacenter for a given update request.

type Coordinates added in v0.6.0

type Coordinates []*Coordinate

type DCSpecificRequest

type DCSpecificRequest struct {
	Datacenter string
	Source     QuerySource
	QueryOptions
}

DCSpecificRequest is used to query about a specific DC

func (*DCSpecificRequest) RequestDatacenter added in v0.2.0

func (r *DCSpecificRequest) RequestDatacenter() string

type DatacenterMap added in v0.6.0

type DatacenterMap struct {
	Datacenter  string
	Coordinates Coordinates
}

DatacenterMap is used to represent a list of nodes with their raw coordinates, associated with a datacenter.

type DeregisterRequest

type DeregisterRequest struct {
	Datacenter string
	Node       string
	ServiceID  string
	CheckID    string
	WriteRequest
}

DeregisterRequest is used for the Catalog.Deregister endpoint to deregister a node as providing a service. If no service is provided the entire node is deregistered.

func (*DeregisterRequest) RequestDatacenter added in v0.2.0

func (r *DeregisterRequest) RequestDatacenter() string

type DirEntries

type DirEntries []*DirEntry

type DirEntry

type DirEntry struct {
	LockIndex uint64
	Key       string
	Flags     uint64
	Value     []byte
	Session   string `json:",omitempty"`

	RaftIndex
}

DirEntry is used to represent a directory entry. This is used for values in our Key-Value store.

func (*DirEntry) Clone added in v0.6.0

func (d *DirEntry) Clone() *DirEntry

Returns a clone of the given directory entry.

type EventFireRequest added in v0.4.0

type EventFireRequest struct {
	Datacenter string
	Name       string
	Payload    []byte

	// Not using WriteRequest so that any server can process
	// the request. It is a bit unusual...
	QueryOptions
}

EventFireRequest is used to ask a server to fire a Serf event. It is a bit odd, since it doesn't depend on the catalog or leader. Any node can respond, so it's not quite like a standard write request. This is used only internally.

func (*EventFireRequest) RequestDatacenter added in v0.4.0

func (r *EventFireRequest) RequestDatacenter() string

type EventFireResponse added in v0.4.0

type EventFireResponse struct {
	QueryMeta
}

EventFireResponse is used to respond to a fire request.

type HealthCheck

type HealthCheck struct {
	Node        string
	CheckID     string // Unique per-node ID
	Name        string // Check name
	Status      string // The current check status
	Notes       string // Additional notes with the status
	Output      string // Holds output of script runs
	ServiceID   string // optional associated service
	ServiceName string // optional service name

	RaftIndex
}

HealthCheck represents a single check on a given node

func (*HealthCheck) IsSame added in v0.6.0

func (c *HealthCheck) IsSame(other *HealthCheck) bool

IsSame checks if one HealthCheck is the same as another, without looking at the Raft information (that's why we didn't call it IsEqual). This is useful for seeing if an update would be idempotent for all the functional parts of the structure.

type HealthChecks

type HealthChecks []*HealthCheck

type IndexedACLs added in v0.4.0

type IndexedACLs struct {
	ACLs ACLs
	QueryMeta
}

type IndexedCheckServiceNodes

type IndexedCheckServiceNodes struct {
	Nodes CheckServiceNodes
	QueryMeta
}

type IndexedCoordinate added in v0.6.0

type IndexedCoordinate struct {
	Coord *coordinate.Coordinate
	QueryMeta
}

IndexedCoordinate is used to represent a single node's coordinate from the state store.

type IndexedCoordinates added in v0.6.0

type IndexedCoordinates struct {
	Coordinates Coordinates
	QueryMeta
}

IndexedCoordinates is used to represent a list of nodes and their corresponding raw coordinates.

type IndexedDirEntries

type IndexedDirEntries struct {
	Entries DirEntries
	QueryMeta
}

type IndexedHealthChecks

type IndexedHealthChecks struct {
	HealthChecks HealthChecks
	QueryMeta
}

type IndexedKeyList added in v0.2.0

type IndexedKeyList struct {
	Keys []string
	QueryMeta
}

type IndexedNodeDump added in v0.2.0

type IndexedNodeDump struct {
	Dump NodeDump
	QueryMeta
}

type IndexedNodeServices

type IndexedNodeServices struct {
	NodeServices *NodeServices
	QueryMeta
}

type IndexedNodes

type IndexedNodes struct {
	Nodes Nodes
	QueryMeta
}

type IndexedPreparedQueries added in v0.6.0

type IndexedPreparedQueries struct {
	Queries PreparedQueries
	QueryMeta
}

type IndexedServiceNodes

type IndexedServiceNodes struct {
	ServiceNodes ServiceNodes
	QueryMeta
}

type IndexedServices

type IndexedServices struct {
	Services Services
	QueryMeta
}

type IndexedSessions added in v0.3.0

type IndexedSessions struct {
	Sessions Sessions
	QueryMeta
}

type KVSOp

type KVSOp string

type KVSRequest

type KVSRequest struct {
	Datacenter string
	Op         KVSOp    // Which operation are we performing
	DirEnt     DirEntry // Which directory entry
	WriteRequest
}

KVSRequest is used to operate on the Key-Value store

func (*KVSRequest) RequestDatacenter added in v0.2.0

func (r *KVSRequest) RequestDatacenter() string

type KeyListRequest added in v0.2.0

type KeyListRequest struct {
	Datacenter string
	Prefix     string
	Seperator  string
	QueryOptions
}

KeyListRequest is used to list keys

func (*KeyListRequest) RequestDatacenter added in v0.2.0

func (r *KeyListRequest) RequestDatacenter() string

type KeyRequest

type KeyRequest struct {
	Datacenter string
	Key        string
	QueryOptions
}

KeyRequest is used to request a key, or key prefix

func (*KeyRequest) RequestDatacenter added in v0.2.0

func (r *KeyRequest) RequestDatacenter() string

type KeyringOp added in v0.5.0

type KeyringOp string

type KeyringRequest added in v0.5.0

type KeyringRequest struct {
	Operation  KeyringOp
	Key        string
	Datacenter string
	Forwarded  bool
	QueryOptions
}

KeyringRequest encapsulates a request to modify an encryption keyring. It can be used for install, remove, or use key type operations.

func (*KeyringRequest) RequestDatacenter added in v0.5.0

func (r *KeyringRequest) RequestDatacenter() string

type KeyringResponse added in v0.5.0

type KeyringResponse struct {
	WAN        bool
	Datacenter string
	Messages   map[string]string
	Keys       map[string]int
	NumNodes   int
	Error      string
}

KeyringResponse is a unified key response and can be used for install, remove, use, as well as listing key queries.

type KeyringResponses added in v0.5.0

type KeyringResponses struct {
	Responses []*KeyringResponse
	QueryMeta
}

KeyringResponses holds multiple responses to keyring queries. Each datacenter replies independently, and KeyringResponses is used as a container for the set of all responses.

func (*KeyringResponses) Add added in v0.5.0

func (r *KeyringResponses) Add(v interface{})

func (*KeyringResponses) New added in v0.5.0

func (r *KeyringResponses) New() interface{}

type MessageType

type MessageType uint8
const (
	RegisterRequestType MessageType = iota
	DeregisterRequestType
	KVSRequestType
	SessionRequestType
	ACLRequestType
	TombstoneRequestType
	CoordinateBatchUpdateType
	PreparedQueryRequestType
)
const (
	// IgnoreUnknownTypeFlag is set along with a MessageType
	// to indicate that the message type can be safely ignored
	// if it is not recognized. This is for future proofing, so
	// that new commands can be added in a way that won't cause
	// old servers to crash when the FSM attempts to process them.
	IgnoreUnknownTypeFlag MessageType = 128
)

type Node

type Node struct {
	Node    string
	Address string

	RaftIndex
}

Used to return information about a node

type NodeDump added in v0.2.0

type NodeDump []*NodeInfo

NodeDump is used to dump all the nodes with all their associated data. This is currently used for the UI only, as it is rather expensive to generate.

type NodeInfo added in v0.2.0

type NodeInfo struct {
	Node     string
	Address  string
	Services []*NodeService
	Checks   []*HealthCheck
}

NodeInfo is used to dump all associated information about a node. This is currently used for the UI only, as it is rather expensive to generate.

type NodeService

type NodeService struct {
	ID                string
	Service           string
	Tags              []string
	Address           string
	Port              int
	EnableTagOverride bool

	RaftIndex
}

NodeService is a service provided by a node

func (*NodeService) IsSame added in v0.6.0

func (s *NodeService) IsSame(other *NodeService) bool

IsSame checks if one NodeService is the same as another, without looking at the Raft information (that's why we didn't call it IsEqual). This is useful for seeing if an update would be idempotent for all the functional parts of the structure.

func (*NodeService) ToServiceNode added in v0.6.0

func (s *NodeService) ToServiceNode(node, address string) *ServiceNode

ToServiceNode converts the given node service to a service node.

type NodeServices

type NodeServices struct {
	Node     *Node
	Services map[string]*NodeService
}

type NodeSpecificRequest

type NodeSpecificRequest struct {
	Datacenter string
	Node       string
	QueryOptions
}

NodeSpecificRequest is used to request the information about a single node

func (*NodeSpecificRequest) RequestDatacenter added in v0.2.0

func (r *NodeSpecificRequest) RequestDatacenter() string

type Nodes

type Nodes []*Node

type PreparedQueries added in v0.6.0

type PreparedQueries []*PreparedQuery

type PreparedQuery added in v0.6.0

type PreparedQuery struct {
	// ID is this UUID-based ID for the query, always generated by Consul.
	ID string

	// Name is an optional friendly name for the query supplied by the
	// user. NOTE - if this feature is used then it will reduce the security
	// of any read ACL associated with this query/service since this name
	// can be used to locate nodes with supplying any ACL.
	Name string

	// Session is an optional session to tie this query's lifetime to. If
	// this is omitted then the query will not expire.
	Session string

	// Token is the ACL token used when the query was created, and it is
	// used when a query is subsequently executed. This token, or a token
	// with management privileges, must be used to change the query later.
	Token string

	// Service defines a service query (leaving things open for other types
	// later).
	Service ServiceQuery

	// DNS has options that control how the results of this query are
	// served over DNS.
	DNS QueryDNSOptions

	RaftIndex
}

PreparedQuery defines a complete prepared query, and is the structure we maintain in the state store.

type PreparedQueryExecuteRemoteRequest added in v0.6.0

type PreparedQueryExecuteRemoteRequest struct {
	// Datacenter is the target this request is intended for.
	Datacenter string

	// Query is a copy of the query to execute.  We have to ship the entire
	// query over since it won't be present in the remote state store.
	Query PreparedQuery

	// Limit will trim the resulting list down to the given limit.
	Limit int

	// QueryOptions (unfortunately named here) controls the consistency
	// settings for the the service lookups.
	QueryOptions
}

PreparedQueryExecuteRemoteRequest is used when running a local query in a remote datacenter.

func (*PreparedQueryExecuteRemoteRequest) RequestDatacenter added in v0.6.0

func (q *PreparedQueryExecuteRemoteRequest) RequestDatacenter() string

RequestDatacenter returns the datacenter for a given request.

type PreparedQueryExecuteRequest added in v0.6.0

type PreparedQueryExecuteRequest struct {
	// Datacenter is the target this request is intended for.
	Datacenter string

	// QueryIDOrName is the ID of a query _or_ the name of one, either can
	// be provided.
	QueryIDOrName string

	// Limit will trim the resulting list down to the given limit.
	Limit int

	// Source is used to sort the results relative to a given node using
	// network coordinates.
	Source QuerySource

	// QueryOptions (unfortunately named here) controls the consistency
	// settings for the query lookup itself, as well as the service lookups.
	QueryOptions
}

PreparedQueryExecuteRequest is used to execute a prepared query.

func (*PreparedQueryExecuteRequest) RequestDatacenter added in v0.6.0

func (q *PreparedQueryExecuteRequest) RequestDatacenter() string

RequestDatacenter returns the datacenter for a given request.

type PreparedQueryExecuteResponse added in v0.6.0

type PreparedQueryExecuteResponse struct {
	// Service is the service that was queried.
	Service string

	// Nodes has the nodes that were output by the query.
	Nodes CheckServiceNodes

	// DNS has the options for serving these results over DNS.
	DNS QueryDNSOptions

	// Datacenter is the datacenter that these results came from.
	Datacenter string

	// Failovers is a count of how many times we had to query a remote
	// datacenter.
	Failovers int

	// QueryMeta has freshness information about the query.
	QueryMeta
}

PreparedQueryExecuteResponse has the results of executing a query.

type PreparedQueryOp added in v0.6.0

type PreparedQueryOp string
const (
	PreparedQueryCreate PreparedQueryOp = "create"
	PreparedQueryUpdate PreparedQueryOp = "update"
	PreparedQueryDelete PreparedQueryOp = "delete"
)

type PreparedQueryRequest added in v0.6.0

type PreparedQueryRequest struct {
	// Datacenter is the target this request is intended for.
	Datacenter string

	// Op is the operation to apply.
	Op PreparedQueryOp

	// Query is the query itself.
	Query *PreparedQuery

	// WriteRequest holds the ACL token to go along with this request.
	WriteRequest
}

QueryRequest is used to create or change prepared queries.

func (*PreparedQueryRequest) RequestDatacenter added in v0.6.0

func (q *PreparedQueryRequest) RequestDatacenter() string

RequestDatacenter returns the datacenter for a given request.

type PreparedQuerySpecificRequest added in v0.6.0

type PreparedQuerySpecificRequest struct {
	// Datacenter is the target this request is intended for.
	Datacenter string

	// QueryID is the ID of a query.
	QueryID string

	// QueryOptions (unfortunately named here) controls the consistency
	// settings for the query lookup itself, as well as the service lookups.
	QueryOptions
}

PreparedQuerySpecificRequest is used to get information about a prepared query.

func (*PreparedQuerySpecificRequest) RequestDatacenter added in v0.6.0

func (q *PreparedQuerySpecificRequest) RequestDatacenter() string

RequestDatacenter returns the datacenter for a given request.

type QueryDNSOptions added in v0.6.0

type QueryDNSOptions struct {
	// TTL is the time to live for the served DNS results.
	TTL string
}

QueryDNSOptions controls settings when query results are served over DNS.

type QueryDatacenterOptions added in v0.6.0

type QueryDatacenterOptions struct {
	// NearestN is set to the number of remote datacenters to try, based on
	// network coordinates.
	NearestN int

	// Datacenters is a fixed list of datacenters to try after NearestN. We
	// never try a datacenter multiple times, so those are subtracted from
	// this list before proceeding.
	Datacenters []string
}

QueryDatacenterOptions sets options about how we fail over if there are no healthy nodes in the local datacenter.

type QueryMeta added in v0.2.0

type QueryMeta struct {
	// This is the index associated with the read
	Index uint64

	// If AllowStale is used, this is time elapsed since
	// last contact between the follower and leader. This
	// can be used to gauge staleness.
	LastContact time.Duration

	// Used to indicate if there is a known leader node
	KnownLeader bool
}

QueryMeta allows a query response to include potentially useful metadata about a query

type QueryOptions added in v0.2.0

type QueryOptions struct {
	// Token is the ACL token ID. If not provided, the 'anonymous'
	// token is assumed for backwards compatibility.
	Token string

	// If set, wait until query exceeds given index. Must be provided
	// with MaxQueryTime.
	MinQueryIndex uint64

	// Provided with MinQueryIndex to wait for change.
	MaxQueryTime time.Duration

	// If set, any follower can service the request. Results
	// may be arbitrarily stale.
	AllowStale bool

	// If set, the leader must verify leadership prior to
	// servicing the request. Prevents a stale read.
	RequireConsistent bool
}

QueryOptions is used to specify various flags for read queries

func (QueryOptions) ACLToken added in v0.4.0

func (q QueryOptions) ACLToken() string

func (QueryOptions) AllowStaleRead added in v0.2.0

func (q QueryOptions) AllowStaleRead() bool

func (QueryOptions) IsRead added in v0.2.0

func (q QueryOptions) IsRead() bool

QueryOption only applies to reads, so always true

type QuerySource added in v0.6.0

type QuerySource struct {
	Datacenter string
	Node       string
}

QuerySource is used to pass along information about the source node in queries so that we can adjust the response based on its network coordinates.

type RPCInfo added in v0.2.0

type RPCInfo interface {
	RequestDatacenter() string
	IsRead() bool
	AllowStaleRead() bool
	ACLToken() string
}

RPCInfo is used to describe common information about query

type RaftIndex added in v0.6.0

type RaftIndex struct {
	CreateIndex uint64
	ModifyIndex uint64
}

RaftIndex is used to track the index used while creating or modifying a given struct type.

type RegisterRequest

type RegisterRequest struct {
	Datacenter string
	Node       string
	Address    string
	Service    *NodeService
	Check      *HealthCheck
	Checks     HealthChecks
	WriteRequest
}

RegisterRequest is used for the Catalog.Register endpoint to register a node as providing a service. If no service is provided, the node is registered.

func (*RegisterRequest) RequestDatacenter added in v0.2.0

func (r *RegisterRequest) RequestDatacenter() string

type ServiceNode

type ServiceNode struct {
	Node                     string
	Address                  string
	ServiceID                string
	ServiceName              string
	ServiceTags              []string
	ServiceAddress           string
	ServicePort              int
	ServiceEnableTagOverride bool

	RaftIndex
}

ServiceNode represents a node that is part of a service

func (*ServiceNode) Clone added in v0.6.0

func (s *ServiceNode) Clone() *ServiceNode

Clone returns a clone of the given service node.

func (*ServiceNode) ToNodeService added in v0.6.0

func (s *ServiceNode) ToNodeService() *NodeService

ToNodeService converts the given service node to a node service.

type ServiceNodes

type ServiceNodes []*ServiceNode

type ServiceQuery added in v0.6.0

type ServiceQuery struct {
	// Service is the service to query.
	Service string

	// Failover controls what we do if there are no healthy nodes in the
	// local datacenter.
	Failover QueryDatacenterOptions

	// If OnlyPassing is true then we will only include nodes with passing
	// health checks (critical AND warning checks will cause a node to be
	// discarded)
	OnlyPassing bool

	// Tags are a set of required and/or disallowed tags. If a tag is in
	// this list it must be present. If the tag is preceded with "!" then
	// it is disallowed.
	Tags []string
}

ServiceQuery is used to query for a set of healthy nodes offering a specific service.

type ServiceSpecificRequest

type ServiceSpecificRequest struct {
	Datacenter  string
	ServiceName string
	ServiceTag  string
	TagFilter   bool // Controls tag filtering
	Source      QuerySource
	QueryOptions
}

ServiceSpecificRequest is used to query about a specific service

func (*ServiceSpecificRequest) RequestDatacenter added in v0.2.0

func (r *ServiceSpecificRequest) RequestDatacenter() string

type Services

type Services map[string][]string

Used to return information about a provided services. Maps service name to available tags

type Session added in v0.3.0

type Session struct {
	ID        string
	Name      string
	Node      string
	Checks    []string
	LockDelay time.Duration
	Behavior  SessionBehavior // What to do when session is invalidated
	TTL       string

	RaftIndex
}

Session is used to represent an open session in the KV store. This issued to associate node checks with acquired locks.

type SessionBehavior added in v0.5.0

type SessionBehavior string
const (
	SessionKeysRelease SessionBehavior = "release"
	SessionKeysDelete                  = "delete"
)

type SessionOp added in v0.3.0

type SessionOp string
const (
	SessionCreate  SessionOp = "create"
	SessionDestroy           = "destroy"
)

type SessionRequest added in v0.3.0

type SessionRequest struct {
	Datacenter string
	Op         SessionOp // Which operation are we performing
	Session    Session   // Which session
	WriteRequest
}

SessionRequest is used to operate on sessions

func (*SessionRequest) RequestDatacenter added in v0.3.0

func (r *SessionRequest) RequestDatacenter() string

type SessionSpecificRequest added in v0.3.0

type SessionSpecificRequest struct {
	Datacenter string
	Session    string
	QueryOptions
}

SessionSpecificRequest is used to request a session by ID

func (*SessionSpecificRequest) RequestDatacenter added in v0.3.0

func (r *SessionSpecificRequest) RequestDatacenter() string

type Sessions added in v0.3.0

type Sessions []*Session

type TombstoneOp added in v0.5.0

type TombstoneOp string
const (
	TombstoneReap TombstoneOp = "reap"
)

type TombstoneRequest added in v0.5.0

type TombstoneRequest struct {
	Datacenter string
	Op         TombstoneOp
	ReapIndex  uint64
	WriteRequest
}

TombstoneRequest is used to trigger a reaping of the tombstones

func (*TombstoneRequest) RequestDatacenter added in v0.5.0

func (r *TombstoneRequest) RequestDatacenter() string

type WriteRequest added in v0.2.0

type WriteRequest struct {
	// Token is the ACL token ID. If not provided, the 'anonymous'
	// token is assumed for backwards compatibility.
	Token string
}

func (WriteRequest) ACLToken added in v0.4.0

func (w WriteRequest) ACLToken() string

func (WriteRequest) AllowStaleRead added in v0.2.0

func (w WriteRequest) AllowStaleRead() bool

func (WriteRequest) IsRead added in v0.2.0

func (w WriteRequest) IsRead() bool

WriteRequest only applies to writes, always false

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