daemon

package

v1.1.5 Latest Latest Go to latest Published: Nov 26, 2020 License: MIT Imports: 11 Imported by: 0

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Repository

github.com/robtuley/rainchasers

Links

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Documentation ¶

Index ¶

func CSV(ctx context.Context, url string) (*http.Response, error)
func JSON(ctx context.Context, url string) (*http.Response, error)
func NewLogger(name string) *report.Logger
func ParseFloat(raw json.RawMessage) (float32, error)
func ParseString(raw json.RawMessage) (string, error)
type Supervisor
- func New(name string) *Supervisor

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func CSV ¶

func CSV(ctx context.Context, url string) (*http.Response, error)

CSV makes a request for a CSV file content

func JSON ¶

func JSON(ctx context.Context, url string) (*http.Response, error)

JSON makes a request for JSON data

func NewLogger ¶

func NewLogger(name string) *report.Logger

NewLogger creates a logger for the supervisor or other actions

The logger expects the following env variables:

HONEYCOMB_API_KEY (no default, blank to skip honeycomb integration)
NODE_NAME (no default, name of k8s node for logging)
POD_NAME (no default, name of k8s pod for logging)

func ParseFloat ¶

func ParseFloat(raw json.RawMessage) (float32, error)

ParseFloat defensively parses a raw json field into a float

func ParseString ¶

func ParseString(raw json.RawMessage) (string, error)

ParseString defensively parses a raw json field into a string

Types ¶

type Supervisor ¶

type Supervisor struct {
	*report.Logger
	// contains filtered or unexported fields
}

Supervisor is a supervised instance of a running daemon

func New ¶

func New(name string) *Supervisor

New creates a new daemon

func (*Supervisor) Close ¶

func (d *Supervisor) Close()

Close invokes a deamon shutdown

func (*Supervisor) CloseAfter ¶

func (d *Supervisor) CloseAfter(duration time.Duration)

CloseAfter closes the daemon after the specified delay

func (*Supervisor) CloseWait ¶

func (d *Supervisor) CloseWait()

CloseWait invokes a deamon shutdown and blocks until complete

func (*Supervisor) Run ¶

func (d *Supervisor) Run(ctx context.Context, fn func(ctx context.Context, d *Supervisor) error)

Run executes a background function

The daemon will shutdown if the function returns an unhandled error.

func (*Supervisor) Wait ¶

func (d *Supervisor) Wait()

Wait blocks until the daemon has shutdown

Source Files ¶

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