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Added capability to wait for the OpenVM tools to report the IP of new VM

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Signed-off-by: Dan Finneran <daniel.finneran@gmail.com>
This commit is contained in:
thebsdbox 2017-06-06 17:30:18 +01:00
parent b460a718cc
commit 7cc2bc43e4
1 changed files with 22 additions and 0 deletions
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22
src/cmd/linuxkit/run_vcenter.go
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@ -32,6 +32,7 @@ type vmConfig struct {
vCpus *int vCpus *int
mem *int64 mem *int64
poweron *bool poweron *bool
guestIP *bool
} }
func runVcenter(args []string) { func runVcenter(args []string) {
@ -54,6 +55,7 @@ func runVcenter(args []string) {
newVM.mem = flags.Int64("mem", 1024, "Size in MB of memory to allocate to the VM") newVM.mem = flags.Int64("mem", 1024, "Size in MB of memory to allocate to the VM")
newVM.vCpus = flags.Int("cpus", 1, "Amount of vCPUs to allocate to the VM") newVM.vCpus = flags.Int("cpus", 1, "Amount of vCPUs to allocate to the VM")
newVM.poweron = flags.Bool("powerOn", false, "Power On the new VM once it has been created") newVM.poweron = flags.Bool("powerOn", false, "Power On the new VM once it has been created")
newVM.guestIP = flags.Bool("waitForIP", false, "LinuxKit will wait for the VM to power on and return the guest IP, requires open-vm-tools and the -powerOn flag to be set")
flags.Usage = func() { flags.Usage = func() {
fmt.Printf("USAGE: %s run vcenter [options] path\n\n", invoked) fmt.Printf("USAGE: %s run vcenter [options] path\n\n", invoked)
@ -74,6 +76,9 @@ func runVcenter(args []string) {
} }
*newVM.path = remArgs[0] *newVM.path = remArgs[0]
if (*newVM.guestIP == true) && *newVM.poweron != true {
log.Fatalln("The waitForIP flag can not be used without the powerOn flag")
}
// Ensure an iso has been passed to the vCenter run Command // Ensure an iso has been passed to the vCenter run Command
if strings.HasSuffix(*newVM.path, ".iso") { if strings.HasSuffix(*newVM.path, ".iso") {
// Allow alternative names for new virtual machines being created in vCenter // Allow alternative names for new virtual machines being created in vCenter
@ -141,6 +146,23 @@ func runVcenter(args []string) {
log.Infoln("Powering on LinuxKit VM") log.Infoln("Powering on LinuxKit VM")
powerOnVM(ctx, vm) powerOnVM(ctx, vm)
} }
if *newVM.guestIP {
log.Infof("Waiting for OpenVM Tools to come online")
guestIP, err := getVMToolsIP(ctx, vm)
if err != nil {
log.Errorf("%v", err)
}
log.Infof("Guest IP Address: %s", guestIP)
}
}
func getVMToolsIP(ctx context.Context, vm *object.VirtualMachine) (string, error) {
guestIP, err := vm.WaitForIP(ctx)
if err != nil {
return "", err
}
return guestIP, err
} }
func vCenterConnect(ctx context.Context, newVM vmConfig) (*govmomi.Client, *object.Datastore, *object.DatacenterFolders, *object.HostSystem, object.NetworkReference, *object.ResourcePool) { func vCenterConnect(ctx context.Context, newVM vmConfig) (*govmomi.Client, *object.Datastore, *object.DatacenterFolders, *object.HostSystem, object.NetworkReference, *object.ResourcePool) {