options.go

package main

import (
	"os"

	"github.com/jessevdk/go-flags"
)

var opts struct {
	Listeners      []string       `short:"l" long:"listen"  description:"Listen on (tcp|tcp+proxy|ssl|ssl+proxy|http|https)://addr:port" default:"tcp://0.0.0.0:1717"`
	Verbose        []bool         `short:"v" long:"verbose" description:"Show debug information. Set multiple times to increase verbosity"`
	IsProduction   bool           `long:"production" description:"Enables Production mode (JSON output and redacted logs for login requests)"`
	MaxMessageSize int            `long:"maxmsgsize" description:"Maximum size in bytes for a jsonrpc message that can be accepted (buffer size)" default:"33554432"`
	Version        bool           `long:"version" description:"Show Nexus version"`
	Logs           LogsOptions    `group:"Logging Options"`
	Rethink        RethinkOptions `group:"RethinkDB Options"`
	SSL            SSLOptions     `group:"SSL Options"`
}

type LogsOptions struct {
	Path          string `long:"logfile" description:"Log file"`
	AddSystemInfo bool   `long:"logsysinfo" description:"Include hostname and pid on logs"`
}
type RethinkOptions struct {
	Hosts      []string `short:"r" long:"rethinkdb" description:"RethinkDB host[:port]" default:"localhost:28015"`
	Database   string   `short:"d" long:"database" description:"RethinkDB database" default:"nexus"`
	MaxIdle    int      `long:"maxidle" description:"Max RethinkDB idle connections" default:"50"`
	MaxOpen    int      `long:"maxopen" description:"Max RethinkDB open connections" default:"200"`
	DefPipeLen int      `long:"defpipelen" description:"Default pipe length" default:"1000"`
	MaxPipeLen int      `long:"maxpipelen" description:"Max pipe length" default:"100000"`
}

type SSLOptions struct {
	Cert string `long:"sslCert" description:"SSL Certificate" default:"nexus.crt"`
	Key  string `long:"sslKey" description:"SSL Key" default:"nexus.key"`
}

func parseOptions() {
	_, err := flags.Parse(&opts)
	if err != nil {
		os.Exit(1)
	}
}