synapsecns/sanguine

package cmd

import (
    "fmt"
    "github.com/synapsecns/sanguine/contrib/promexporter/config"
    "github.com/synapsecns/sanguine/contrib/promexporter/exporters"
    "github.com/synapsecns/sanguine/core"
    "github.com/synapsecns/sanguine/core/metrics"
    "github.com/urfave/cli/v2"
)

var configFlag = &cli.StringFlag{
    Name:      "config",
    Usage:     "--config /Users/synapsecns/config.yaml",
    TakesFile: true,
    Required:  true,
}

// TODO: add a command to print default config.
var exporterCommand = &cli.Command{
    Name:  "start",
    Usage: "start the prometheus exporter",
    Flags: []cli.Flag{configFlag},
    Action: func(c *cli.Context) error {
        exporterConfig, err := config.DecodeConfig(core.ExpandOrReturnPath(c.String(configFlag.Name)))
        if err != nil {
            return fmt.Errorf("could not decode config: %w", err)
        }

        fmt.Println("starting server")

        err = exporters.StartExporterServer(c.Context, metrics.Get(), exporterConfig)
        if err != nil {
            return fmt.Errorf("could not start exporter server: %w", err)
        }
        return nil
    },
}