command

Documentation

Index

• func NewAgent(conf *config.Config) *agent.Agent
• func NewMackerelClient(apibase, apikey, ver, rev string, verbose bool) (*mackerel.API, error)
• func Run(app *App, termCh chan struct{}) error
• func RunOnce(conf *config.Config, ameta *AgentMeta) error
• type AgentMeta
• type App
  • func Prepare(conf *config.Config, ameta *AgentMeta) (*App, error)
  • func (app *App) UpdateHostSpecs()

Functions

func NewAgent

func NewAgent(conf *config.Config) *agent.Agent

NewAgent creates a new instance of agent.Agent from its configuration conf.

func NewMackerelClient

func NewMackerelClient(apibase, apikey, ver, rev string, verbose bool) (*mackerel.API, error)

NewMackerelClient returns Mackerel API client for mackerel-agent

func Run

func Run(app *App, termCh chan struct{}) error

Run starts the main metric collecting logic and this function will never return.

func RunOnce

func RunOnce(conf *config.Config, ameta *AgentMeta) error

RunOnce collects specs and metrics, then output them to stdout.

Types

type AgentMeta

type AgentMeta struct {
	Version  string
	Revision string
}

AgentMeta contains meta information about mackerel-agent

type App

type App struct {
	Agent                 *agent.Agent
	Config                *config.Config
	Host                  *mackerel.Host
	API                   *mackerel.API
	CustomIdentifierHosts map[string]*mackerel.Host
	AgentMeta             *AgentMeta
}

App contains objects for running main loop of mackerel-agent

func Prepare

func Prepare(conf *config.Config, ameta *AgentMeta) (*App, error)

Prepare sets up API and registers the host data to the Mackerel server. Use returned values to call Run().

func (*App) UpdateHostSpecs

func (app *App) UpdateHostSpecs()

UpdateHostSpecs updates the host information that is already registered on Mackerel.