// setDefaults fills in any fields not set that are required to have valid data.
func setDefaults(c *Config) {
if c.ServiceClusterIPRange == nil {
defaultNet := "10.0.0.0/24"
glog.Warningf("Network range for service cluster IPs is unspecified. Defaulting to %v.", defaultNet)
_, serviceClusterIPRange, err := net.ParseCIDR(defaultNet)
if err != nil {
glog.Fatalf("Unable to parse CIDR: %v", err)
}
if size := ipallocator.RangeSize(serviceClusterIPRange); size < 8 {
glog.Fatalf("The service cluster IP range must be at least %d IP addresses", 8)
}
c.ServiceClusterIPRange = serviceClusterIPRange
}
if c.ServiceReadWriteIP == nil {
// Select the first valid IP from ServiceClusterIPRange to use as the master service IP.
serviceReadWriteIP, err := ipallocator.GetIndexedIP(c.ServiceClusterIPRange, 1)
if err != nil {
glog.Fatalf("Failed to generate service read-write IP for master service: %v", err)
}
glog.V(4).Infof("Setting master service IP to %q (read-write).", serviceReadWriteIP)
c.ServiceReadWriteIP = serviceReadWriteIP
}
if c.ServiceNodePortRange.Size == 0 {
// TODO: Currently no way to specify an empty range (do we need to allow this?)
// We should probably allow this for clouds that don't require NodePort to do load-balancing (GCE)
// but then that breaks the strict nestedness of ServiceType.
// Review post-v1
defaultServiceNodePortRange := util.PortRange{Base: 30000, Size: 2768}
c.ServiceNodePortRange = defaultServiceNodePortRange
glog.Infof("Node port range unspecified. Defaulting to %v.", c.ServiceNodePortRange)
}
if c.MasterCount == 0 {
// Clearly, there will be at least one master.
c.MasterCount = 1
}
if c.ReadWritePort == 0 {
c.ReadWritePort = 6443
}
if c.CacheTimeout == 0 {
c.CacheTimeout = 5 * time.Second
}
for c.PublicAddress == nil || c.PublicAddress.IsUnspecified() || c.PublicAddress.IsLoopback() {
// TODO: This should be done in the caller and just require a
// valid value to be passed in.
hostIP, err := util.ChooseHostInterface()
if err != nil {
glog.Fatalf("Unable to find suitable network address.error='%v' . "+
"Will try again in 5 seconds. Set the public address directly to avoid this wait.", err)
time.Sleep(5 * time.Second)
continue
}
c.PublicAddress = hostIP
glog.Infof("Will report %v as public IP address.", c.PublicAddress)
}
if c.RequestContextMapper == nil {
c.RequestContextMapper = api.NewRequestContextMapper()
}
}
// setDefaults fills in any fields not set that are required to have valid data.
func setDefaults(c *Config) {
if c.ServiceClusterIPRange == nil {
defaultNet := "10.0.0.0/24"
glog.Warningf("Network range for service cluster IPs is unspecified. Defaulting to %v.", defaultNet)
_, serviceClusterIPRange, err := net.ParseCIDR(defaultNet)
if err != nil {
glog.Fatalf("Unable to parse CIDR: %v", err)
}
if size := ipallocator.RangeSize(serviceClusterIPRange); size < 8 {
glog.Fatalf("The service cluster IP range must be at least %d IP addresses", 8)
}
c.ServiceClusterIPRange = serviceClusterIPRange
}
if c.ServiceReadWriteIP == nil {
// Select the first valid IP from ServiceClusterIPRange to use as the GenericAPIServer service IP.
serviceReadWriteIP, err := ipallocator.GetIndexedIP(c.ServiceClusterIPRange, 1)
if err != nil {
glog.Fatalf("Failed to generate service read-write IP for GenericAPIServer service: %v", err)
}
glog.V(4).Infof("Setting GenericAPIServer service IP to %q (read-write).", serviceReadWriteIP)
c.ServiceReadWriteIP = serviceReadWriteIP
}
if c.ServiceReadWritePort == 0 {
c.ServiceReadWritePort = 443
}
if c.ServiceNodePortRange.Size == 0 {
// TODO: Currently no way to specify an empty range (do we need to allow this?)
// We should probably allow this for clouds that don't require NodePort to do load-balancing (GCE)
// but then that breaks the strict nestedness of ServiceType.
// Review post-v1
defaultServiceNodePortRange := utilnet.PortRange{Base: 30000, Size: 2768}
c.ServiceNodePortRange = defaultServiceNodePortRange
glog.Infof("Node port range unspecified. Defaulting to %v.", c.ServiceNodePortRange)
}
if c.MasterCount == 0 {
// Clearly, there will be at least one GenericAPIServer.
c.MasterCount = 1
}
if c.ReadWritePort == 0 {
c.ReadWritePort = 6443
}
if c.CacheTimeout == 0 {
c.CacheTimeout = 5 * time.Second
}
if c.RequestContextMapper == nil {
c.RequestContextMapper = api.NewRequestContextMapper()
}
if len(c.ExternalHost) == 0 && c.PublicAddress != nil {
hostAndPort := c.PublicAddress.String()
if c.ReadWritePort != 0 {
hostAndPort = net.JoinHostPort(hostAndPort, strconv.Itoa(c.ServiceReadWritePort))
}
c.ExternalHost = hostAndPort
}
}