// createInstance creates a new instances, runs the bootstrap script and registers the instance
// in DNS.
func (vp *scalewayProvider) createInstance(log *logging.Logger, options providers.CreateInstanceOptions, dnsProvider providers.DnsProvider, existingInstances providers.ClusterInstanceList) (providers.ClusterInstance, error) {
if options.RegionID != vp.Region {
return providers.ClusterInstance{}, maskAny(fmt.Errorf("Cannot create server on region '%s' with provider configured for region '%s", options.RegionID, vp.Region))
}
// Create a new machine ID
machineID, err := util.GenUUID()
if err != nil {
return providers.ClusterInstance{}, maskAny(err)
}
log.Debugf("created machined-id: %s", machineID)
// Create server
instance, err := vp.createAndStartServer(options)
if err != nil {
return providers.ClusterInstance{}, maskAny(err)
}
// Update `cluster-members` file on existing instances.
// This ensures that the firewall of the existing instances allows our new instance
if len(existingInstances) > 0 {
rebootAfter := false
clusterMembers, err := existingInstances.AsClusterMemberList(log, nil)
if err != nil {
return providers.ClusterInstance{}, maskAny(err)
}
newMember := providers.ClusterMember{
ClusterID: options.ClusterInfo.ID,
MachineID: machineID,
ClusterIP: instance.ClusterIP,
PrivateHostIP: instance.PrivateIP,
EtcdProxy: options.EtcdProxy,
}
clusterMembers = append(clusterMembers, newMember)
if err := existingInstances.UpdateClusterMembers(log, clusterMembers, rebootAfter, vp); err != nil {
log.Warningf("Failed to update cluster members: %#v", err)
}
}
// Bootstrap server
if err := vp.bootstrapServer(instance, options, machineID); err != nil {
return providers.ClusterInstance{}, maskAny(err)
}
// Wait for the server to be active
server, err := vp.waitUntilServerActive(instance.ID, false)
if err != nil {
return providers.ClusterInstance{}, maskAny(err)
}
if options.RoleLoadBalancer {
privateIpv4 := server.PrivateIP
publicIpv4 := server.PublicAddress.IP
publicIpv6 := ""
if server.IPV6 != nil {
publicIpv6 = server.IPV6.Address
}
if err := providers.RegisterInstance(vp.Logger, dnsProvider, options, server.Name, options.RegisterInstance, options.RoleLoadBalancer, options.RoleLoadBalancer, publicIpv4, publicIpv6, privateIpv4); err != nil {
return providers.ClusterInstance{}, maskAny(err)
}
}
vp.Logger.Infof("Server '%s' is ready", server.Name)
return vp.clusterInstance(server, false), nil
}
