main.go

/*
ripley
Copyright (C) 2021  loveholidays

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <https://www.gnu.org/licenses/>.
*/

package main

import (
	"flag"
	"github.com/loveholidays/ripley/pkg"
	"os"
	"runtime"
	"runtime/pprof"
)

func main() {
	paceStr := flag.String("pace", "10s@1", `[duration]@[rate], e.g. "1m@1 30s@1.5 1h@2"`)
	silent := flag.Bool("silent", false, "Suppress output")
	dryRun := flag.Bool("dry-run", false, "Consume input but do not send HTTP requests to targets")
	timeout := flag.Int("timeout", 10, "HTTP client timeout in seconds")
	memprofile := flag.String("memprofile", "", "Write memory profile to `file` before exit")

	flag.Parse()

	ripley.Replay(*paceStr, *silent, *dryRun, *timeout)

	if *memprofile != "" {
		f, err := os.Create(*memprofile)

		if err != nil {
			panic(err)
		}

		defer f.Close()
		runtime.GC()

		if err := pprof.WriteHeapProfile(f); err != nil {
			panic(err)
		}
	}
}