func TestServersUpdate(t *testing.T) {
client, err := clients.NewComputeV2Client()
if err != nil {
t.Fatalf("Unable to create a compute client: %v", err)
}
choices, err := clients.AcceptanceTestChoicesFromEnv()
if err != nil {
t.Fatal(err)
}
server, err := CreateServer(t, client, choices)
if err != nil {
t.Fatal(err)
}
defer DeleteServer(t, client, server)
alternateName := tools.RandomString("ACPTTEST", 16)
for alternateName == server.Name {
alternateName = tools.RandomString("ACPTTEST", 16)
}
t.Logf("Attempting to rename the server to %s.", alternateName)
updateOpts := servers.UpdateOpts{
Name: alternateName,
}
updated, err := servers.Update(client, server.ID, updateOpts).Extract()
if err != nil {
t.Fatalf("Unable to rename server: %v", err)
}
if updated.ID != server.ID {
t.Errorf("Updated server ID [%s] didn't match original server ID [%s]!", updated.ID, server.ID)
}
err = tools.WaitFor(func() (bool, error) {
latest, err := servers.Get(client, updated.ID).Extract()
if err != nil {
return false, err
}
return latest.Name == alternateName, nil
})
}
// WaitForComputeStatus will poll an instance's status until it either matches
// the specified status or the status becomes ERROR.
func WaitForComputeStatus(client *gophercloud.ServiceClient, server *servers.Server, status string) error {
return tools.WaitFor(func() (bool, error) {
latest, err := servers.Get(client, server.ID).Extract()
if err != nil {
return false, err
}
if latest.Status == status {
// Success!
return true, nil
}
if latest.Status == "ERROR" {
return false, fmt.Errorf("Instance in ERROR state")
}
return false, nil
})
}