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// Copyright 2024 WIT.COM Inc Licensed GPL 3.0
package virtigoxml
import (
"fmt"
"os"
"path/filepath"
"libvirt.org/go/libvirtxml"
pb "go.wit.com/lib/protobuf/virtbuf"
"go.wit.com/log"
)
// generate the XML for 'virsh create'
func StartDropletXml(d *pb.Droplet, domcfg *libvirtxml.Domain, hostname string) {
/*
if d == nil {
log.Info("droplet is nil")
os.Exit(0)
}
log.Info("start droplet here:", d.Hostname)
domcfg := &libvirtxml.Domain{}
addDefaultXml(domcfg, "standard.x86")
// addDefaultXml(domcfg, "memory")
// addDefaultXml(domcfg, "network")
addDefaultXml(domcfg, "spice")
addDefaultXml(domcfg, "qcow")
*/
domcfg.Type = "kvm"
domcfg.Name = d.Hostname
domcfg.UUID = d.Uuid
var i uint
i = uint(d.Memory / (1024 * 1024))
// var tmp string
// tmp = domcfg.VCPU
domcfg.VCPU = new(libvirtxml.DomainVCPU)
domcfg.VCPU.Value = uint(d.Cpus)
domcfg.Memory = new(libvirtxml.DomainMemory)
domcfg.Memory.Value = i
domcfg.Memory.Unit = "MiB"
fmt.Printf("Virt Memory %d %s\n", domcfg.Memory.Value, domcfg.Memory.Unit)
// addEthernet(domcfg, "04:44:33:11:22:11", "worldbr")
// addEthernet(domcfg, "04:44:33:33:44:55", "greenbr")
var count int = 0
for _, n := range d.Networks {
log.Info("add network", d.Hostname, "mac addr", n.Mac, "interface", n.Name)
if n.Name != "worldbr" {
log.Info("OVERRIDE BRIDGE WITH 'worldbr'")
}
addEthernetBridge(domcfg, n.Mac, "worldbr")
// addEthernetTap(domcfg, n.Mac)
count += 1
}
if count == 1 {
// this is normal
} else {
log.Info("WRONG NUMBER OF ETHERNET INTERFACES:", count)
}
// add a check here to make these unique
// setRandomMacs(domcfg)
for _, disk := range d.Disks {
fullname := findDisk([]string{"/home/nfs2", "/var/lib/libvirt/images"}, disk.Filename)
if fullname == "" {
log.Info("can not find disk", d.Hostname, "dir", disk.Filepath, "filename", disk.Filename)
os.Exit(-1)
} else {
// qcow := "/home/nfs/" + d.Hostname + ".qcow2"
setSimpleDisk(domcfg, fullname)
}
}
writeoutXml(domcfg, d.Hostname)
os.Exit(-1)
}
func findDisk(dirs []string, filename string) string {
for _, dirname := range dirs {
// log.Info("look in dir", dirname)
var count int
newdir, _ := os.ReadDir(dirname)
for _, file := range newdir {
count += 1
if file.Name() == filename {
log.Info("Found file", filename, "in", dirname)
return filepath.Join(dirname, file.Name())
}
}
if count == 0 {
log.Info("Warning? dirname", dirname, "was empty. Not mounted?")
}
}
return ""
}
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