pinger

package

v0.0.0-...-73dc979 Latest Latest Go to latest Published: Mar 5, 2021 License: GPL-3.0 Imports: 7 Imported by: 0

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Repository

github.com/evkuzin/pg_pinger

Documentation ¶

Index ¶

func Run(configFile *string, signals chan os.Signal)
type Postgres
- func NewPG(ctx context.Context, server string, wg *sync.WaitGroup) *Postgres

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func Run ¶

func Run(configFile *string, signals chan os.Signal)

Run is an entrypoint for pinger

Types ¶

type Postgres ¶

type Postgres struct {
	Connection *pgconn.PgConn
	DSN        string
	IsAlive    bool
	Mutex      *sync.Mutex

	State     string
	WaitGroup *sync.WaitGroup
	// contains filtered or unexported fields
}

Postgres is the main structure for each server

func NewPG ¶

func NewPG(ctx context.Context, server string, wg *sync.WaitGroup) *Postgres

NewPG Create new Postgres instance

func (*Postgres) GetState ¶

func (p *Postgres) GetState()

GetState get Postgres server state (replica or master)

func (*Postgres) NewConn ¶

func (p *Postgres) NewConn()

NewConn create or recreate server connection

func (*Postgres) PgIsAlive ¶

func (p *Postgres) PgIsAlive()

PgIsAlive is checking if PG is alive and count downtimes

Source Files ¶

View all Source files

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