virtigoctl/main.go

// Copyright 2024 WIT.COM Inc Licensed GPL 3.0

package main

import (
	"embed"
	"os"
	"path/filepath"
	"strings"

	"go.wit.com/dev/alexflint/arg"
	"go.wit.com/log"
)

var Version string

//go:embed resources/*
var resources embed.FS

var urlbase string = "http://localhost:8080"

func main() {
	var pp *arg.Parser
	pp = arg.MustParse(&argv)

	if pp == nil {
		pp.WriteHelp(os.Stdout)
		os.Exit(0)
	}
	if argv.Dump != nil {
		if argv.Dump.Droplets {
			dumpDroplets(false)
			os.Exit(0)
		}
		if argv.Dump.DropletsFull {
			dumpStdout("/dumpdropletsfull")
			dumpDroplets(true)
			os.Exit(0)
		}
		if argv.Dump.Uptime {
			dumpStdout("/uptime")
			os.Exit(0)
		}
		if argv.Dump.Hypervisors {
			dumpStdout("/dumphypervisors")
			os.Exit(0)
		}
		log.Info("dump something here")
		os.Exit(0)
	}

	if argv.Create != nil {
		dir := filepath.Dir(argv.Create.Filename)
		filename := filepath.Base(argv.Create.Filename)
		if err := createFilename(dir, filename); err != nil {
			log.Info("create failed", err)
			os.Exit(-1)
		}
		log.Info("virtigoctl create end")
		os.Exit(0)
	}

	if argv.Start != nil {
		log.Info("start the vm's here:", argv.Start)
		os.Exit(0)
	}

	if argv.Import != nil {
		if argv.Import.DomainName == "" {
			pp.WriteHelp(os.Stdout)
			log.DaemonMode(true)
			log.Info("Example:")
			log.Info("")
			log.Info("       virtigoctl import --domain grafana   # will look for an existing libvirt domain")
			log.Info("")
			os.Exit(0)
		}
		log.Info("\n\nshould import here", argv.Start, "\n")
		log.Info("import", argv.Import.Host, argv.Import.DomainName)
		url := "/import?domainName=" +  argv.Import.DomainName
		if argv.Import.Force {
			url += "&force=true"
		}
		dumpStdout(url)
	}
}

func dumpDroplets(full bool) error {
	log.DaemonMode(true)
	log.Info("dump droplets here ==", argv.Dump.Droplets)
	var url string
	if full {
		url = urlbase + "/dumpdropletsfull"
	} else {
		url = urlbase + "/dumpdroplets"
	}
	body, err := httpPost(url, nil)
	if err != nil {
		log.Info("httpPost() failed:", err)
		return err
	}

	test := strings.TrimSpace(string(body))
	// log.Info("virtigo returned body:", test)
	for _, line := range strings.Split(test, "\n") {
		log.Info("GOT:", line)
	}
	return nil
}

func dumpStdout(route string) error {
	log.DaemonMode(true)
	url := urlbase + route
	log.Info("dump url here ==", url)
	body, err := httpPost(url, nil)
	if err != nil {
		log.Info("httpPost() failed:", err)
		return err
	}

	test := strings.TrimSpace(string(body))
	for _, line := range strings.Split(test, "\n") {
		log.Info("GOT:", line)
	}
	return nil
}