choria_registryclient

package
v0.24.1 Latest Latest
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 Go to latest Published: Sep 21, 2021 License: Apache-2.0 Imports: 22 Imported by: 0

Documentation

Overview

Package choria_registryclient is an API client to the Choria Choria_registry agent Version 0.23.0.

Actions:

  • Ddl - Retrieve the DDL for a specific plugin

Index

Constants

View Source 
const (
	// DisplayDDL shows results based on the configuration in the DDL file
	DisplayDDL = DisplayMode(iota)
	// DisplayOK shows only passing results
	DisplayOK
	// DisplayFailed shows only failed results
	DisplayFailed
	// DisplayAll shows all results
	DisplayAll
	// DisplayNone shows no results
	DisplayNone
)
View Source 
const (
	// OK is the reply status when all worked
	OK = StatusCode(iota)

	// Aborted is status for when the action could not run, most failures in an action should set this
	Aborted

	// UnknownAction is the status for unknown actions requested
	UnknownAction

	// MissingData is the status for missing input data
	MissingData

	// InvalidData is the status for invalid input data
	InvalidData

	// UnknownError is the status general failures in agents should set when things go bad
	UnknownError
)

Variables

This section is empty.

Functions

func DDL 

func DDL() (*agent.DDL, error)

DDL is a parsed and loaded DDL for the agent

func DDLBytes 

func DDLBytes() ([]byte, error)

DDLBytes is the raw JSON encoded DDL file for the agent

Types

type BroadcastNS 

type BroadcastNS struct {
	sync.Mutex
	// contains filtered or unexported fields
}

BroadcastNS is a NodeSource that uses the Choria network broadcast method to discover nodes

func (*BroadcastNS) Discover 

func (b *BroadcastNS) Discover(ctx context.Context, fw ChoriaFramework, filters []FilterFunc) ([]string, error)

Discover performs the discovery of nodes against the Choria Network

func (*BroadcastNS) Reset 

func (b *BroadcastNS) Reset()

Reset resets the internal node cache

type ChoriaFramework 

type ChoriaFramework interface {
	Logger(string) *logrus.Entry
	SetLogger(*logrus.Logger)
	Configuration() *config.Config
	NewMessage(payload string, agent string, collective string, msgType string, request inter.Message) (msg inter.Message, err error)
	NewReplyFromTransportJSON(payload []byte, skipvalidate bool) (msg protocol.Reply, err error)
	NewTransportFromJSON(data string) (message protocol.TransportMessage, err error)
	MiddlewareServers() (servers srvcache.Servers, err error)
	NewConnector(ctx context.Context, servers func() (srvcache.Servers, error), name string, logger *logrus.Entry) (conn inter.Connector, err error)
	NewRequestID() (string, error)
	Certname() string
	PQLQueryCertNames(query string) ([]string, error)
	Colorize(c string, format string, a ...interface{}) string
	ProgressWidth() int
}

ChoriaFramework is the Choria framework

type ChoriaRegistryClient 

type ChoriaRegistryClient struct {
	sync.Mutex
	// contains filtered or unexported fields
}

ChoriaRegistryClient to the choria_registry agent

func Must 

func Must(fw ChoriaFramework, opts ...InitializationOption) (client *ChoriaRegistryClient)

Must create a new client and panics on error

func New 

func New(fw ChoriaFramework, opts ...InitializationOption) (client *ChoriaRegistryClient, err error)

New creates a new client to the choria_registry agent

func (*ChoriaRegistryClient) AgentMetadata 

func (p *ChoriaRegistryClient) AgentMetadata() *Metadata

AgentMetadata is the agent metadata this client supports

func (*ChoriaRegistryClient) Ddl 

func (p *ChoriaRegistryClient) Ddl(inputName string, inputPluginType string) *DdlRequester

Ddl performs the ddl action

Description: Retrieve the DDL for a specific plugin

Required Inputs:

  • name (string) - The name of the plugin
  • plugin_type (string) - The type of plugin

Optional Inputs:

  • format (string) - The result format the plugin should be retrieved in

func (*ChoriaRegistryClient) DiscoverNodes 

func (p *ChoriaRegistryClient) DiscoverNodes(ctx context.Context) (nodes []string, err error)

DiscoverNodes performs a discovery using the configured filter and node source

func (*ChoriaRegistryClient) OptionAgentFilter 

func (p *ChoriaRegistryClient) OptionAgentFilter(a ...string) *ChoriaRegistryClient

OptionAgentFilter adds an agent filter

func (*ChoriaRegistryClient) OptionClassFilter 

func (p *ChoriaRegistryClient) OptionClassFilter(f ...string) *ChoriaRegistryClient

OptionClassFilter adds a class filter

func (*ChoriaRegistryClient) OptionCollective 

func (p *ChoriaRegistryClient) OptionCollective(c string) *ChoriaRegistryClient

OptionCollective sets the collective to target

func (*ChoriaRegistryClient) OptionCombinedFilter 

func (p *ChoriaRegistryClient) OptionCombinedFilter(f ...string) *ChoriaRegistryClient

OptionCombinedFilter adds a combined filter

func (*ChoriaRegistryClient) OptionCompoundFilter 

func (p *ChoriaRegistryClient) OptionCompoundFilter(f ...string) *ChoriaRegistryClient

OptionCompoundFilter adds a compound filter

func (*ChoriaRegistryClient) OptionDiscoveryTimeout 

func (p *ChoriaRegistryClient) OptionDiscoveryTimeout(t time.Duration) *ChoriaRegistryClient

OptionDiscoveryTimeout configures the request discovery timeout, defaults to configured discovery timeout

func (*ChoriaRegistryClient) OptionExprFilter 

func (p *ChoriaRegistryClient) OptionExprFilter(f string) *ChoriaRegistryClient

OptionExprFilter sets a filter expression that will remove results from the result set

func (*ChoriaRegistryClient) OptionFactFilter 

func (p *ChoriaRegistryClient) OptionFactFilter(f ...string) *ChoriaRegistryClient

OptionFactFilter adds a fact filter

func (*ChoriaRegistryClient) OptionIdentityFilter 

func (p *ChoriaRegistryClient) OptionIdentityFilter(f ...string) *ChoriaRegistryClient

OptionIdentityFilter adds an identity filter

func (*ChoriaRegistryClient) OptionInBatches 

func (p *ChoriaRegistryClient) OptionInBatches(size int, sleep int) *ChoriaRegistryClient

OptionInBatches performs requests in batches

func (*ChoriaRegistryClient) OptionLimitMethod 

func (p *ChoriaRegistryClient) OptionLimitMethod(m string) *ChoriaRegistryClient

OptionLimitMethod configures the method to use when limiting targets - "random" or "first"

func (*ChoriaRegistryClient) OptionLimitSeed 

func (p *ChoriaRegistryClient) OptionLimitSeed(s int64) *ChoriaRegistryClient

OptionLimitSeed sets the random seed used to select targets when limiting and limit method is "random"

func (*ChoriaRegistryClient) OptionLimitSize 

func (p *ChoriaRegistryClient) OptionLimitSize(s string) *ChoriaRegistryClient

OptionLimitSize sets limits on the targets, either a number of a percentage like "10%"

func (*ChoriaRegistryClient) OptionReplyTo 

func (p *ChoriaRegistryClient) OptionReplyTo(t string) *ChoriaRegistryClient

OptionReplyTo sets a custom reply target

func (*ChoriaRegistryClient) OptionReset 

func (p *ChoriaRegistryClient) OptionReset() *ChoriaRegistryClient

OptionReset resets the client options to use across requests to an empty list

func (*ChoriaRegistryClient) OptionTargets 

func (p *ChoriaRegistryClient) OptionTargets(t []string) *ChoriaRegistryClient

OptionTargets sets specific node targets which would avoid discovery for all action calls until reset

func (*ChoriaRegistryClient) OptionWorkers 

func (p *ChoriaRegistryClient) OptionWorkers(w int) *ChoriaRegistryClient

OptionWorkers sets how many worker connections should be started to the broker

type DdlOutput 

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

DdlOutput is the output from the ddl action

func (*DdlOutput) Ddl 

func (d *DdlOutput) Ddl() string

Ddl is the value of the ddl output

Description: The plugin DDL in the requested format

func (*DdlOutput) HashMap 

func (d *DdlOutput) HashMap() map[string]interface{}

HashMap is the raw output data

func (*DdlOutput) JSON 

func (d *DdlOutput) JSON() ([]byte, error)

JSON is the JSON representation of the output data

func (*DdlOutput) Name 

func (d *DdlOutput) Name() string

Name is the value of the name output

Description: The name of the plugin

func (*DdlOutput) ParseDdlOutput 

func (d *DdlOutput) ParseDdlOutput(target interface{}) error

ParseDdlOutput parses the result value from the Ddl action into target

func (*DdlOutput) PluginType 

func (d *DdlOutput) PluginType() string

PluginType is the value of the plugin_type output

Description: The type of plugin

func (*DdlOutput) ResultDetails 

func (d *DdlOutput) ResultDetails() *ResultDetails

ResultDetails is the details about the request

func (*DdlOutput) Version 

func (d *DdlOutput) Version() string

Version is the value of the version output

Description: The version of the plugin

type DdlRequester 

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

DdlRequester performs a RPC request to choria_registry#ddl

func (*DdlRequester) Do 

func (d *DdlRequester) Do(ctx context.Context) (*DdlResult, error)

Do performs the request

func (*DdlRequester) Format 

func (d *DdlRequester) Format(v string) *DdlRequester

Format is an optional input to the ddl action

Description: The result format the plugin should be retrieved in

type DdlResult 

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

DdlResult is the result from a ddl action

func (*DdlResult) EachOutput 

func (d *DdlResult) EachOutput(h func(r *DdlOutput))

EachOutput iterates over all results received

func (*DdlResult) RenderResults 

func (d *DdlResult) RenderResults(w io.Writer, format RenderFormat, displayMode DisplayMode, verbose bool, silent bool, colorize bool, log Log) error

func (*DdlResult) Stats 

func (d *DdlResult) Stats() Stats

Stats is the rpc request stats

type DisplayMode 

type DisplayMode uint8

DisplayMode overrides the DDL display hints

type ExternalNS 

type ExternalNS struct {
	sync.Mutex
	// contains filtered or unexported fields
}

ExternalNS is a NodeSource that calls an external command for discovery

func (*ExternalNS) Discover 

func (p *ExternalNS) Discover(ctx context.Context, fw ChoriaFramework, filters []FilterFunc) ([]string, error)

func (*ExternalNS) Reset 

func (p *ExternalNS) Reset()

Reset resets the internal node cache

type FilterFunc 

type FilterFunc func(f *protocol.Filter) error

FilterFunc can generate a Choria filter

type InitializationOption 

type InitializationOption func(opts *initOptions)

InitializationOption is an optional setting used to initialize the client

func Discovery 

func Discovery(ns NodeSource) InitializationOption

Discovery sets the NodeSource to use when finding nodes to manage

func DiscoveryMethod 

func DiscoveryMethod(m string) InitializationOption

DiscoveryMethod accepts a discovery method name as supplied from the CLI and configures the correct NodeSource reverts to broadcast method if an unsupported method is supplied, custom node sources can be set using Discovery()

func DiscoveryTimeout 

func DiscoveryTimeout(t time.Duration) InitializationOption

DiscoveryTimeout sets a timeout for discovery for those methods that support it

func Logger 

func Logger(l *logrus.Entry) InitializationOption

Logger sets the logger to use else one is made via the Choria framework

func Progress 

func Progress() InitializationOption

Progress enables displaying a progress bar

type Log 

type Log interface {
	Debugf(format string, args ...interface{})
	Infof(format string, args ...interface{})
	Warnf(format string, args ...interface{})
	Errorf(format string, args ...interface{})
	Fatalf(format string, args ...interface{})
	Panicf(format string, args ...interface{})
}

type MetaNS 

type MetaNS struct {
	// Options is the CLI options to discover based on
	Options *discovery.StandardOptions

	// Agent should be the agent the request is targeted at
	Agent string

	// DisablePipedDiscovery prevents the STDIN being used as a discovery source
	DisablePipedDiscovery bool

	sync.Mutex
	// contains filtered or unexported fields
}

MetaNS is a NodeSource that assists CLI tools in creating Choria standard command line based discovery.

func NewMetaNS 

func NewMetaNS(opts *discovery.StandardOptions, enablePipeMode bool) *MetaNS

NewMetaNS creates a new meta discovery node source

func (*MetaNS) Discover 

func (p *MetaNS) Discover(ctx context.Context, fw ChoriaFramework, _ []FilterFunc) ([]string, error)

Discover performs the discovery of nodes against the Choria Network.

func (*MetaNS) Reset 

func (p *MetaNS) Reset()

Reset resets the internal node cache

type Metadata 

type Metadata struct {
	License     string `json:"license"`
	Author      string `json:"author"`
	Timeout     int    `json:"timeout"`
	Name        string `json:"name"`
	Version     string `json:"version"`
	URL         string `json:"url"`
	Description string `json:"description"`
}

Metadata is the agent metadata

type NodeSource 

type NodeSource interface {
	Reset()
	Discover(ctx context.Context, fw ChoriaFramework, filters []FilterFunc) ([]string, error)
}

NodeSource discovers nodes

type PuppetDBNS 

type PuppetDBNS struct {
	sync.Mutex
	// contains filtered or unexported fields
}

PuppetDBNS is a NodeSource that uses the PuppetDB PQL Queries to discover nodes

func (*PuppetDBNS) Discover 

func (p *PuppetDBNS) Discover(ctx context.Context, fw ChoriaFramework, filters []FilterFunc) ([]string, error)

Discover performs the discovery of nodes against the Choria Network

func (*PuppetDBNS) Reset 

func (p *PuppetDBNS) Reset()

Reset resets the internal node cache

type RenderFormat 

type RenderFormat int

RenderFormat is the format used by the RenderResults helper 

const (
	// JSONFormat renders the results as a JSON document
	JSONFormat RenderFormat = iota

	// TextFormat renders the results as a Choria typical result set in line with choria req output
	TextFormat

	// TableFormat renders all successful responses in a table
	TableFormat

	// TXTFooter renders only the request summary statistics
	TXTFooter
)

type ResultDetails 

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

ResultDetails is the details about a result

func (*ResultDetails) OK 

func (d *ResultDetails) OK() bool

OK determines if the request was successful

func (*ResultDetails) Sender 

func (d *ResultDetails) Sender() string

Sender is the identity of the remote that produced the message

func (*ResultDetails) StatusCode 

func (d *ResultDetails) StatusCode() StatusCode

StatusCode is the status code produced by the remote

func (*ResultDetails) StatusMessage 

func (d *ResultDetails) StatusMessage() string

StatusMessage is the status message produced by the remote

type Stats 

type Stats interface {
	Agent() string
	Action() string
	All() bool
	NoResponseFrom() []string
	UnexpectedResponseFrom() []string
	DiscoveredCount() int
	DiscoveredNodes() *[]string
	FailCount() int
	OKCount() int
	ResponsesCount() int
	PublishDuration() (time.Duration, error)
	RequestDuration() (time.Duration, error)
	DiscoveryDuration() (time.Duration, error)
	OverrideDiscoveryTime(start time.Time, end time.Time)
	UniqueRequestID() string
}

Stats are the statistics for a request

type StatusCode 

type StatusCode uint8

StatusCode is a reply status as defined by MCollective SimpleRPC - integers 0 to 5

See the constants OK, RPCAborted, UnknownRPCAction, MissingRPCData, InvalidRPCData and UnknownRPCError

Source Files

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