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Add --network switch to select a networking model (#22)

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msm-code 2020-04-06 09:12:46 +00:00 • committed by GitHub
parent e588479701
commit ba80fba648
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2 changed files with 61 additions and 22 deletions
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39
appvm.go
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@ -31,6 +31,15 @@ import (
kingpin "gopkg.in/alecthomas/kingpin.v2"
)
type networkModel int
const (
networkOffline networkModel = iota
networkQemu networkModel = iota
networkLibvirt networkModel = iota
)
func list(l *libvirt.Libvirt) {
domains, err := l.Domains()
if err != nil {
@ -173,14 +182,14 @@ func isRunning(l *libvirt.Libvirt, name string) bool {
func generateAppVM(l *libvirt.Libvirt,
nixName, vmName, appvmPath, sharedDir string,
verbose, online, gui bool) (err error) {
verbose bool, network networkModel, gui bool) (err error) {
realpath, reginfo, qcow2, err := generateVM(appvmPath, nixName, verbose)
if err != nil {
return
}
xml := generateXML(vmName, online, gui, realpath, reginfo, qcow2, sharedDir)
xml := generateXML(vmName, network, gui, realpath, reginfo, qcow2, sharedDir)
_, err = l.DomainCreateXML(xml, libvirt.DomainStartValidate)
return
}
@ -209,8 +218,8 @@ func isAppvmConfigurationExists(appvmPath, name string) bool {
return fileExists(appvmPath + "/nix/" + name + ".nix")
}
func start(l *libvirt.Libvirt, name string, verbose, online, gui, stateless bool,
args, open string) {
func start(l *libvirt.Libvirt, name string, verbose bool, network networkModel,
gui, stateless bool, args, open string) {
appvmPath := configDir
@ -267,7 +276,7 @@ func start(l *libvirt.Libvirt, name string, verbose, online, gui, stateless bool
}
err := generateAppVM(l, name, vmName, appvmPath, sharedDir,
verbose, online, gui)
verbose, network, gui)
if err != nil {
log.Fatal(err)
}
@ -415,6 +424,22 @@ func cleanupStatelessVMs(l *libvirt.Libvirt) {
}
}
func parseNetworkModel(flagOffline bool, flagNetworking string) networkModel {
if flagNetworking != "" && flagOffline {
log.Fatal("Can't use both --network and --offline switches")
}
if flagOffline || flagNetworking == "offline" {
return networkOffline
}
if flagNetworking == "libvirt" {
return networkLibvirt
}
if flagNetworking == "qemu" {
return networkQemu
}
return networkQemu // qemu is the default network model
}
var configDir = os.Getenv("HOME") + "/.config/appvm/"
var appvmHomesDir = os.Getenv("HOME") + "/appvm/"
@ -454,6 +479,7 @@ func main() {
startOffline := startCommand.Flag("offline", "Disconnect").Bool()
startCli := startCommand.Flag("cli", "Disable graphics mode, enable serial").Bool()
startStateless := startCommand.Flag("stateless", "Do not use default state directory").Bool()
startNetwork := startCommand.Flag("network", "Used networking model").Enum("offline", "qemu", "libvirt")
stopName := kingpin.Command("stop", "Stop application").Arg("name", "Application name").Required().String()
dropName := kingpin.Command("drop", "Remove application data").Arg("name", "Application name").Required().String()
@ -498,8 +524,9 @@ func main() {
generate(*generateName, *generateBin, *generateVMName,
*generateBuildVM)
case "start":
networkModel := parseNetworkModel(*startOffline, *startNetwork)
start(l, *startName,
!*startQuiet, !*startOffline, !*startCli, *startStateless,
!*startQuiet, networkModel, !*startCli, *startStateless,
*startArgs, *startOpen)
case "stop":
stop(l, *stopName)