defaults

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Published: Jan 4, 2018 License: Apache-2.0 Imports: 4 Imported by: 0

Documentation

Overview

Package defaults contains default constants set in various parts of teleport codebase

Index

Constants

View Source
const (
	// Web UI over HTTP(s)
	HTTPListenPort = 3080

	// When running in "SSH Server" mode behind a proxy, this
	// listening port will be used to connect users to:
	SSHServerListenPort = 3022

	// When running in "SSH Proxy" role this port will be used to
	// accept incoming client connections and proxy them to SSHServerListenPort of
	// one of many SSH nodes
	SSHProxyListenPort = 3023

	// When running in "SSH Proxy" role this port will be used for incoming
	// connections from SSH nodes who wish to use "reverse tunnell" (when they
	// run behind an environment/firewall which only allows outgoing connections)
	SSHProxyTunnelListenPort = 3024

	// When running as a "SSH Proxy" this port will be used to
	// serve auth requests.
	AuthListenPort = 3025

	// Default DB to use for persisting state. Another options is "etcd"
	BackendType = "bolt"

	// Name of events bolt database file stored in DataDir
	EventsBoltFile = "events.db"

	// By default SSH server (and SSH proxy) will bind to this IP
	BindIP = "0.0.0.0"

	// By default all users use /bin/bash
	DefaultShell = "/bin/bash"

	// CacheTTL is a default cache TTL for persistent node cache
	CacheTTL = 20 * time.Hour

	// InviteTokenTTL sets the lifespan of tokens used for adding nodes and users
	// to a cluster
	InviteTokenTTL = 15 * time.Minute

	// DefaultDialTimeout is a default TCP dial timeout we set for our
	// connection attempts
	DefaultDialTimeout = 10 * time.Second

	// HTTPIdleTimeout is a default timeout for idle HTTP connections
	HTTPIdleTimeout = 30 * time.Second

	// DefaultThrottleTimeout is a timemout used to throttle failed auth servers
	DefaultThrottleTimeout = 10 * time.Second

	// DefaultIdleConnectionDuration indicates for how long Teleport will hold
	// the SSH connection open if there are no reads/writes happening over it.
	DefaultIdleConnectionDuration = 20 * time.Minute

	// DefaultReadHeadersTimeout is a default TCP timeout when we wait
	// for the response headers to arrive
	DefaultReadHeadersTimeout = time.Second

	// MaxSignupTokenTTL is a maximum TTL for a web signup one time token
	// clients can reduce this time, not increase it
	MaxSignupTokenTTL = time.Hour

	// ProvisioningTokenTTL is a the default TTL for server provisioning
	// tokens. When a user generates a token without an explicit TTL, this
	// value is used.
	ProvisioningTokenTTL = 30 * time.Minute

	// HOTPFirstTokensRange is amount of lookahead tokens we remember
	// for sync purposes
	HOTPFirstTokensRange = 4

	// HOTPTokenDigits is the number of digits in each token
	HOTPTokenDigits = 6

	// MinPasswordLength is minimum password length
	MinPasswordLength = 6

	// MaxPasswordLength is maximum password length (for sanity)
	MaxPasswordLength = 128

	// IterationLimit is a default limit if it's not set
	IterationLimit = 100

	// MaxIterationLimit is max iteration limit
	MaxIterationLimit = 1000

	// ActiveSessionTTL is a TTL when session is marked as inactive
	ActiveSessionTTL = 30 * time.Second

	// ActivePartyTTL is a TTL when party is marked as inactive
	ActivePartyTTL = 30 * time.Second

	// OIDCAuthRequestTTL is TTL of internally stored auth request created by client
	OIDCAuthRequestTTL = 10 * 60 * time.Second

	// SAMLAuthRequestTTL is TTL of internally stored auth request created by client
	SAMLAuthRequestTTL = 10 * 60 * time.Second

	// LogRotationPeriod defines how frequently to rotate the audit log file
	LogRotationPeriod = (time.Hour * 24)

	// MaxLoginAttempts sets the max. number of allowed failed login attempts
	// before a user account is locked for AccountLockInterval
	MaxLoginAttempts int = 5

	// AccountLockInterval defines a time interval during which a user account
	// is locked after MaxLoginAttempts
	AccountLockInterval = time.Duration(20 * time.Minute)

	// Namespace is default namespace
	Namespace = "default"

	// AttemptTTL is TTL for login attempt
	AttemptTTL = time.Hour * 24 * 7
)

Default port numbers used by all teleport tools

View Source
const (
	// Number of max. simultaneous connections to a service
	LimiterMaxConnections = 1000

	// Number of max. simultaneous connected users/logins
	LimiterMaxConcurrentUsers = 250
)

Default connection limits, they can be applied separately on any of the Teleport services (SSH, auth, proxy)

View Source
const (
	// MinCertDuration specifies minimum duration of validity of issued cert
	MinCertDuration = time.Minute
	// MaxCertDuration limits maximum duration of validity of issued cert
	MaxCertDuration = 30 * time.Hour
	// CertDuration is a default certificate duration
	// 12 is default as it' longer than average working day (I hope so)
	CertDuration = 12 * time.Hour
)
View Source
const (
	// RoleNode is SSH stateless node
	RoleNode = "node"
	// RoleProxy is a stateless SSH access proxy (bastion)
	RoleProxy = "proxy"
	// RoleAuthService is authentication and authorization service,
	// the only stateful role in the system
	RoleAuthService = "auth"
)

list of roles teleport service can run as:

View Source
const (
	// path to a self-signed TLS PRIVATE key file for HTTPS connection for the web proxy
	SelfSignedKeyPath = "webproxy_key.pem"
	// path to a self-signed TLS PUBLIC key file for HTTPS connection for the web proxy
	SelfSignedPubPath = "webproxy_pub.pem"
	// path to a self-signed TLS cert file for HTTPS connection for the web proxy
	SelfSignedCertPath = "webproxy_cert.pem"
)

TLS constants for Web Proxy HTTPS connection

View Source
const (
	// This is hardcoded in the U2F library
	U2FChallengeTimeout = 5 * time.Minute
)

Variables

View Source
var (
	// ReverseTunnelAgentHeartbeatPeriod is the period between agent heartbeat messages
	ReverseTunnelAgentHeartbeatPeriod = 5 * time.Second

	// ServerHeartbeatTTL is a period between heartbeats
	// Median sleep time between node pings is this value / 2 + random
	// deviation added to this time to avoid lots of simultaneous
	// heartbeats coming to auth server
	ServerHeartbeatTTL = 90 * time.Second

	// AuthServersRefreshPeriod is a period for clients to refresh their
	// their stored list of auth servers
	AuthServersRefreshPeriod = 30 * time.Second

	// SessionRefreshPeriod is how often tsh polls information about session
	// TODO(klizhentas) all polling periods should go away once backend
	// releases events
	SessionRefreshPeriod = 2 * time.Second

	// TerminalSizeRefreshPeriod is how frequently clients who share sessions sync up
	// their terminal sizes
	TerminalSizeRefreshPeriod = 2 * time.Second
)
View Source
var (
	// ConfigFilePath is default path to teleport config file
	ConfigFilePath = "/etc/teleport.yaml"

	// DataDir  is where all mutable data is stored (user keys, recorded sessions,
	// registered SSH servers, etc):
	DataDir = "/var/lib/teleport"

	// StartRoles is default roles teleport assumes when started via 'start' command
	StartRoles = []string{RoleProxy, RoleNode, RoleAuthService}

	// ETCDPrefix is default key in ETCD clustered configurations
	ETCDPrefix = "/teleport"

	// ConfigEnvar is a name of teleport's configuration environment variable
	ConfigEnvar = "TELEPORT_CONFIG"
)

Functions

func AuthConnectAddr

func AuthConnectAddr() *utils.NetAddr

AuthConnectAddr returns the default address to search for auth. service on

func AuthListenAddr

func AuthListenAddr() *utils.NetAddr

AuthListenAddr returns the default listening address for the Auth service

func ConfigureLimiter

func ConfigureLimiter(lc *limiter.LimiterConfig)

ConfigureLimiter assigns the default parameters to a connection throttler (AKA limiter)

func ProxyListenAddr

func ProxyListenAddr() *utils.NetAddr

ProxyListenAddr returns the default listening address for the SSH Proxy service

func ProxyWebListenAddr

func ProxyWebListenAddr() *utils.NetAddr

ProxyWebListenAddr returns the default listening address for the Web-based SSH Proxy service

func ReverseTunnellListenAddr

func ReverseTunnellListenAddr() *utils.NetAddr

ReverseTunnellListenAddr returns the default listening address for the SSH Proxy service used by the SSH nodes to establish proxy<->ssh_node connection from behind a firewall which blocks inbound connecions to ssh_nodes

func SSHServerListenAddr

func SSHServerListenAddr() *utils.NetAddr

SSHServerListenAddr returns the default listening address for the Web-based SSH Proxy service

Types

This section is empty.

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