// GetNodeConfig takes a node name and reads its docker-machine config.
func (g *Google) GetNodeConfig(name string) (*drivers.HostConfig, error) {
cfg := &drivers.HostConfig{
Driver: &config{},
}
// Parse the config file.
err := docker.GetHostConfig(name, cfg)
if err != nil {
return nil, err
}
// We need the just-parsed driver config.
driverCfg := cfg.Driver.(*config)
// Lookup the instance, there are a few fields docker-machine does not save.
instance, err := g.getInstanceDetails(driverCfg.MachineName)
if err != nil {
return nil, err
}
driverCfg.internalIPAddress = instance.NetworkInterfaces[0].NetworkIP
driverCfg.link = instance.SelfLink
// Lookup the forwarding rule.
rule, err := g.getForwardingRule()
if err != nil {
return nil, err
}
cfg.Driver.(*config).forwardingRuleAddress = rule.IPAddress
return cfg, err
}
// GetNodeConfig takes a node name and reads its docker-machine config.
// The LoadBalancerAddress is looked up and filled in.
func (a *Amazon) GetNodeConfig(name string) (*drivers.HostConfig, error) {
cfg := &drivers.HostConfig{
Driver: &config{},
}
// Parse the config file.
err := docker.GetHostConfig(name, cfg)
if err != nil {
return nil, err
}
// Add the load balancer address.
dnsName, err := FindCockroachELB(a.region)
if err != nil || dnsName == "" {
return nil, util.Errorf("could not find load balancer: %v", err)
}
cfg.Driver.(*config).LoadBalancerAddress = dnsName
return cfg, err
}
