common

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Published: Aug 27, 2019 License: Apache-2.0 Imports: 36 Imported by: 25

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Constants

View Source
const (
	GlobalHelpString = "CLI Admin tool for the Teleport Auth service. Runs on a host where Teleport Auth is running."
	AddUserHelp      = `` /* 621-byte string literal not displayed */

	AddNodeHelp = `` /* 501-byte string literal not displayed */

	ListNodesHelp = `Notes:
  SSH nodes send periodic heartbeat to the Auth service. This command prints
  the list of current online nodes.
`
)

Variables

This section is empty.

Functions

func Run

func Run(commands []CLICommand)

Run() is the same as 'make'. It helps to share the code between different "distributions" like OSS or Enterprise

distribution: name of the Teleport distribution

func UpsertVerb

func UpsertVerb(exists bool, force bool) string

UpsertVerb generates the correct string form of a verb based on the action taken

Types

type AuthCommand

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

AuthCommand implements `tctl auth` group of commands

func (*AuthCommand) ExportAuthorities

func (a *AuthCommand) ExportAuthorities(client auth.ClientI) error

ExportAuthorities outputs the list of authorities in OpenSSH compatible formats If --type flag is given, only prints keys for CAs of this type, otherwise prints all keys

func (*AuthCommand) GenerateAndSignKeys

func (a *AuthCommand) GenerateAndSignKeys(clusterApi auth.ClientI) error

GenerateAndSignKeys generates a new keypair and signs it for role

func (*AuthCommand) GenerateKeys

func (a *AuthCommand) GenerateKeys() error

GenerateKeys generates a new keypair

func (*AuthCommand) Initialize

func (a *AuthCommand) Initialize(app *kingpin.Application, config *service.Config)

Initialize allows TokenCommand to plug itself into the CLI parser

func (*AuthCommand) RotateCertAuthority

func (a *AuthCommand) RotateCertAuthority(client auth.ClientI) error

RotateCertAuthority starts or restarts certificate authority rotation process

func (*AuthCommand) TryRun

func (a *AuthCommand) TryRun(cmd string, client auth.ClientI) (match bool, err error)

TryRun takes the CLI command as an argument (like "auth gen") and executes it or returns match=false if 'cmd' does not belong to it

type BackendStats

type BackendStats struct {
	// Read is a read latency historgram
	Read Histogram
	// BatchRead is a batch read latency histogram
	BatchRead Histogram
	// Write is a write latency histogram
	Write Histogram
	// BatchWrite is a batch write latency histogram
	BatchWrite Histogram
	// TopRequests is a collection of requests to
	// backend and their counts
	TopRequests map[RequestKey]Request
	// QueueSize is a queue size of the cache watcher
	QueueSize float64
}

BackendStats contains backend stats

func (*BackendStats) SortedTopRequests

func (b *BackendStats) SortedTopRequests() []Request

SortedTopRequests returns top requests sorted either by frequency if frequency is present, or by count otherwise

type Bucket

type Bucket struct {
	// Count is a count of elements in the bucket
	Count int64
	// UpperBound is an upper bound of the bucket
	UpperBound float64
}

Bucket is a histogram bucket

type CLICommand

type CLICommand interface {
	// Initialize allows a caller-defined command to plug itself into CLI
	// argument parsing
	Initialize(*kingpin.Application, *service.Config)

	// TryRun is executed after the CLI parsing is done. The command must
	// determine if selectedCommand belongs to it and return match=true
	TryRun(selectedCommand string, c auth.ClientI) (match bool, err error)
}

CLICommand interface must be implemented by every CLI command

This allows OSS and Enterprise Teleport editions to plug their own implementations of different CLI commands into the common execution framework

type ClusterStats

type ClusterStats struct {
	// InteractiveSessions is a number of active sessions.
	InteractiveSessions float64
	// RemoteClusters is a list of remote clusters and their status.
	RemoteClusters []RemoteCluster
	// GenerateRequests is a number of active generate requests
	GenerateRequests float64
	// GenerateRequestsCount is a total number of generate requests
	GenerateRequestsCount Counter
	// GenerateRequestThrottledCount is a total number of throttled generate
	// requests
	GenerateRequestsThrottledCount Counter
	// GenerateRequestsHistogram is a histogram of generate requests latencies
	GenerateRequestsHistogram Histogram
}

ClusterStats contains some teleport specifc stats

type Counter

type Counter struct {
	// Freq is a key access frequency in requests per second
	Freq *float64
	// Count is a last recorded count
	Count int64
}

Counter contains count and frequency

func (Counter) GetFreq

func (c Counter) GetFreq() float64

GetFreq returns frequency of the request

func (*Counter) SetFreq

func (c *Counter) SetFreq(prevCount Counter, period time.Duration)

SetFreq sets counter frequency based on the previous value and the time period

type GlobalCLIFlags

type GlobalCLIFlags struct {
	Debug        bool
	ConfigFile   string
	ConfigString string
}

GlobalCLIFlags keeps the CLI flags that apply to all tctl commands

type GoStats

type GoStats struct {
	// Info is a runtime info (version, etc)
	Info string
	// Threads is a number of OS threads created.
	Threads float64
	// Goroutines is a number of goroutines that currently exist.
	Goroutines float64
	// Number of heap bytes allocated and still in use.
	HeapAllocBytes float64
	// Number of bytes allocated and still in use.
	AllocBytes float64
	//HeapObjects is a number of allocated objects.
	HeapObjects float64
}

GoStats is stats about go runtime

type Histogram

type Histogram struct {
	// Count is a total number of elements counted
	Count int64
	// Buckets is a list of buckets
	Buckets []Bucket
}

Histogram is a histogram with buckets

func (Histogram) AsPercentiles

func (h Histogram) AsPercentiles() []Percentile

AsPercentiles interprets historgram as a bucket of percentiles and returns calculated percentiles

type NodeCommand

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

NodeCommand implements `tctl nodes` group of commands

func (*NodeCommand) Initialize

func (c *NodeCommand) Initialize(app *kingpin.Application, config *service.Config)

Initialize allows NodeCommand to plug itself into the CLI parser

func (*NodeCommand) Invite

func (c *NodeCommand) Invite(client auth.ClientI) error

Invite generates a token which can be used to add another SSH node to a cluster

func (*NodeCommand) ListActive

func (c *NodeCommand) ListActive(client auth.ClientI) error

ListActive retreives the list of nodes who recently sent heartbeats to to a cluster and prints it to stdout

func (*NodeCommand) TryRun

func (c *NodeCommand) TryRun(cmd string, client auth.ClientI) (match bool, err error)

TryRun takes the CLI command as an argument (like "nodes ls") and executes it.

type Percentile

type Percentile struct {
	// Percentile is a percentile value
	Percentile float64
	// Value is a value of the percentile
	Value time.Duration
}

Percentile is a latency percentile

type ProcessStats

type ProcessStats struct {
	// CPUSecondsTotal is a total user and system CPU time spent in seconds.
	CPUSecondsTotal float64
	// MaxFDs is the maximum number of open file descriptors.
	MaxFDs float64
	// OpenFDs is a number of open file descriptors.
	OpenFDs float64
	// ResidentMemoryBytes is a resident memory size in bytes.
	ResidentMemoryBytes float64
	// StartTime is a process start time
	StartTime time.Time
}

ProcessStats is a process statistics

type RemoteCluster

type RemoteCluster struct {
	// Name is a cluster name
	Name string
	// Connected is true when cluster is connected
	Connected bool
}

RemoteCluster is a remote cluster (or local cluster) connected to this cluster

func (RemoteCluster) IsConnected

func (rc RemoteCluster) IsConnected() string

IsConnected returns user-friendly "connected" or "disconnected" cluster status

type Report

type Report struct {
	// Version is a report version
	Version string
	// Timestamp is the date when this report has been generated
	Timestamp time.Time
	// Hostname is the hostname of the report
	Hostname string
	// Process contains process stats
	Process ProcessStats
	// Go contains go runtime stats
	Go GoStats
	// Backend is a backend stats
	Backend BackendStats
	// Cache is cache stats
	Cache BackendStats
	// Cluster is cluster stats
	Cluster ClusterStats
}

Report is a report rendered over the data

type Request

type Request struct {
	// Key is a request key
	Key RequestKey
	// Freq is a key access frequency
	Freq *float64
	// Count is a last recorded count
	Count int64
}

Request is a backend request stats

func (Request) GetFreq

func (r Request) GetFreq() float64

GetFreq returns frequency of the request

type RequestKey

type RequestKey struct {
	// Range is set when it's a range request
	Range bool
	// Key is a backend key and operation
	Key string
}

RequestKey is a composite request Key

func (RequestKey) IsRange

func (r RequestKey) IsRange() string

IsRange returns user-friendly "range" if request is a range request

type ResourceCollection

type ResourceCollection interface {
	// contains filtered or unexported methods
}

type ResourceCommand

type ResourceCommand struct {
	CreateHandlers map[ResourceKind]ResourceCreateHandler
	// contains filtered or unexported fields
}

ResourceCommand implements `tctl get/create/list` commands for manipulating Teleport resources

func (*ResourceCommand) Create

func (rc *ResourceCommand) Create(client auth.ClientI) error

Create updates or inserts one or many resources

func (*ResourceCommand) Delete

func (rc *ResourceCommand) Delete(client auth.ClientI) (err error)

Delete deletes resource by name

func (*ResourceCommand) Get

func (rc *ResourceCommand) Get(client auth.ClientI) error

Get prints one or many resources of a certain type

func (*ResourceCommand) GetRef

func (rc *ResourceCommand) GetRef() services.Ref

GetRef returns the reference (basically type/name pair) of the resource the command is operating on

func (*ResourceCommand) Initialize

func (rc *ResourceCommand) Initialize(app *kingpin.Application, config *service.Config)

Initialize allows ResourceCommand to plug itself into the CLI parser

func (*ResourceCommand) IsDeleteSubcommand

func (rc *ResourceCommand) IsDeleteSubcommand(cmd string) bool

IsDeleteSubcommand returns 'true' if the given command is `tctl rm`

func (*ResourceCommand) IsForced

func (rc *ResourceCommand) IsForced() bool

IsForced returns true if -f flag was passed

func (*ResourceCommand) TryRun

func (rc *ResourceCommand) TryRun(cmd string, client auth.ClientI) (match bool, err error)

TryRun takes the CLI command as an argument (like "auth gen") and executes it or returns match=false if 'cmd' does not belong to it

type ResourceCreateHandler

type ResourceCreateHandler func(auth.ClientI, services.UnknownResource) error

ResourceCreateHandler is the generic implementation of a resource creation handler

type ResourceKind

type ResourceKind string

ResourceKind is the string form of a resource, i.e. "oidc"

type StatusCommand

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

StatusCommand implements `tctl token` group of commands.

func (*StatusCommand) Initialize

func (c *StatusCommand) Initialize(app *kingpin.Application, config *service.Config)

Initialize allows StatusCommand to plug itself into the CLI parser.

func (*StatusCommand) Status

func (c *StatusCommand) Status(client auth.ClientI) error

Status is called to execute "status" CLI command.

func (*StatusCommand) TryRun

func (c *StatusCommand) TryRun(cmd string, client auth.ClientI) (match bool, err error)

TryRun takes the CLI command as an argument (like "nodes ls") and executes it.

type TokenCommand

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

TokenCommand implements `tctl token` group of commands

func (*TokenCommand) Add

func (c *TokenCommand) Add(client auth.ClientI) error

Add is called to execute "tokens add ..." command.

func (*TokenCommand) Del

func (c *TokenCommand) Del(client auth.ClientI) error

Del is called to execute "tokens del ..." command.

func (*TokenCommand) Initialize

func (c *TokenCommand) Initialize(app *kingpin.Application, config *service.Config)

Initialize allows TokenCommand to plug itself into the CLI parser

func (*TokenCommand) List

func (c *TokenCommand) List(client auth.ClientI) error

List is called to execute "tokens ls" command.

func (*TokenCommand) TryRun

func (c *TokenCommand) TryRun(cmd string, client auth.ClientI) (match bool, err error)

TryRun takes the CLI command as an argument (like "nodes ls") and executes it.

type TopCommand

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

TopCommand implements `tctl token` group of commands.

func (*TopCommand) Initialize

func (c *TopCommand) Initialize(app *kingpin.Application, config *service.Config)

Initialize allows TopCommand to plug itself into the CLI parser.

func (*TopCommand) Top

func (c *TopCommand) Top(client *roundtrip.Client) error

Top is called to execute "status" CLI command.

func (*TopCommand) TryRun

func (c *TopCommand) TryRun(cmd string, client auth.ClientI) (match bool, err error)

TryRun takes the CLI command as an argument (like "nodes ls") and executes it.

type UserCommand

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

UserCommand implements `tctl users` set of commands It implements CLICommand interface

func (*UserCommand) Add

func (u *UserCommand) Add(client auth.ClientI) error

Add creates a new sign-up token and prints a token URL to stdout. A user is not created until he visits the sign-up URL and completes the process

func (*UserCommand) Delete

func (u *UserCommand) Delete(client auth.ClientI) error

Delete deletes teleport user(s). User IDs are passed as a comma-separated list in UserCommand.login

func (*UserCommand) Initialize

func (u *UserCommand) Initialize(app *kingpin.Application, config *service.Config)

Initialize allows UserCommand to plug itself into the CLI parser

func (*UserCommand) List

func (u *UserCommand) List(client auth.ClientI) error

List prints all existing user accounts

func (*UserCommand) PrintSignupURL

func (u *UserCommand) PrintSignupURL(client auth.ClientI, token string, ttl time.Duration, format string) error

PrintSignupURL prints signup URL

func (*UserCommand) TryRun

func (u *UserCommand) TryRun(cmd string, client auth.ClientI) (match bool, err error)

TryRun takes the CLI command as an argument (like "users add") and executes it.

func (*UserCommand) Update

func (u *UserCommand) Update(client auth.ClientI) error

Update updates existing user

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