tools/appvm
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Move copy templates out

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This commit is contained in:
dump_stack() 2018-07-15 19:00:08 +00:00
parent 02f4eab277
commit cb343c4506
1 changed files with 20 additions and 12 deletions
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28
appvm.go
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@ -149,6 +149,23 @@ func copyFile(from, to string) (err error) {
return destination.Close()
}
func prepareTemplates(appvmPath string) (err error) {
if _, err = os.Stat(appvmPath + "/nix/local.nix"); os.IsNotExist(err) {
err = copyFile(appvmPath+"/nix/local.nix.template", appvmPath+"/nix/local.nix")
if err != nil {
return
}
}
if _, err = os.Stat(appvmPath + "/nix/monitor.nix"); os.IsNotExist(err) {
err = copyFile(appvmPath+"/nix/monitor.nix.template", appvmPath+"/nix/monitor.nix")
if err != nil {
return
}
}
return
}
func start(l *libvirt.Libvirt, name string) {
// Currently binary-only installation is not supported, because we need *.nix configurations
gopath := os.Getenv("GOPATH")
@ -159,19 +176,10 @@ func start(l *libvirt.Libvirt, name string) {
}
// Copy templates
if _, err := os.Stat(appvmPath + "/nix/local.nix"); os.IsNotExist(err) {
err = copyFile(appvmPath+"/nix/local.nix.template", appvmPath+"/nix/local.nix")
err := prepareTemplates(name)
if err != nil {
log.Fatal(err)
}
}
if _, err := os.Stat(appvmPath + "/nix/monitor.nix"); os.IsNotExist(err) {
err = copyFile(appvmPath+"/nix/monitor.nix.template", appvmPath+"/nix/monitor.nix")
if err != nil {
log.Fatal(err)
}
}
stdout, stderr, ret, err := system.System("nix-build", "<nixpkgs/nixos>", "-A", "config.system.build.vm",
"-I", "nixos-config=nix/"+name+".nix", "-I", ".")