// TestNew verifies that the New function returns a GenericAPIServer
// using the configuration properly.
func TestNew(t *testing.T) {
s, etcdserver, config, assert := newMaster(t)
defer etcdserver.Terminate(t)
// Verify many of the variables match their config counterparts
assert.Equal(s.enableSwaggerSupport, config.EnableSwaggerSupport)
assert.Equal(s.legacyAPIPrefix, config.APIPrefix)
assert.Equal(s.apiPrefix, config.APIGroupPrefix)
assert.Equal(s.admissionControl, config.AdmissionControl)
assert.Equal(s.RequestContextMapper(), config.RequestContextMapper)
assert.Equal(s.ClusterIP, config.PublicAddress)
// these values get defaulted
_, serviceClusterIPRange, _ := net.ParseCIDR("10.0.0.0/24")
serviceReadWriteIP, _ := ipallocator.GetIndexedIP(serviceClusterIPRange, 1)
assert.Equal(s.ServiceReadWriteIP, serviceReadWriteIP)
assert.Equal(s.ExternalAddress, net.JoinHostPort(config.PublicAddress.String(), "6443"))
assert.Equal(s.PublicReadWritePort, 6443)
// These functions should point to the same memory location
serverDialer, _ := utilnet.Dialer(s.ProxyTransport)
serverDialerFunc := fmt.Sprintf("%p", serverDialer)
configDialerFunc := fmt.Sprintf("%p", config.ProxyDialer)
assert.Equal(serverDialerFunc, configDialerFunc)
assert.Equal(s.ProxyTransport.(*http.Transport).TLSClientConfig, config.ProxyTLSClientConfig)
}
// TestNew verifies that the New function returns a Master
// using the configuration properly.
func TestNew(t *testing.T) {
master, etcdserver, config, assert := newMaster(t)
defer etcdserver.Terminate(t)
// Verify many of the variables match their config counterparts
assert.Equal(master.enableCoreControllers, config.EnableCoreControllers)
assert.Equal(master.tunneler, config.Tunneler)
assert.Equal(master.RequestContextMapper(), config.RequestContextMapper)
assert.Equal(master.ClusterIP, config.PublicAddress)
// these values get defaulted
_, serviceClusterIPRange, _ := net.ParseCIDR("10.0.0.0/24")
serviceReadWriteIP, _ := ipallocator.GetIndexedIP(serviceClusterIPRange, 1)
assert.Equal(master.MasterCount, 1)
assert.Equal(master.PublicReadWritePort, 6443)
assert.Equal(master.ServiceReadWriteIP, serviceReadWriteIP)
// These functions should point to the same memory location
masterDialer, _ := utilnet.Dialer(master.ProxyTransport)
masterDialerFunc := fmt.Sprintf("%p", masterDialer)
configDialerFunc := fmt.Sprintf("%p", config.ProxyDialer)
assert.Equal(masterDialerFunc, configDialerFunc)
assert.Equal(master.ProxyTransport.(*http.Transport).TLSClientConfig, config.ProxyTLSClientConfig)
}
// 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()
}
}
// GetServerCertHostnames returns the set of hostnames that any serving certificate for master needs to be valid for.
func (args MasterArgs) GetServerCertHostnames() (sets.String, error) {
masterAddr, err := args.GetMasterAddress()
if err != nil {
return nil, err
}
masterPublicAddr, err := args.GetMasterPublicAddress()
if err != nil {
return nil, err
}
assetPublicAddr, err := args.GetAssetPublicAddress()
if err != nil {
return nil, err
}
allHostnames := sets.NewString(
"localhost", "127.0.0.1",
"openshift.default.svc.cluster.local",
"openshift.default.svc",
"openshift.default",
"openshift",
"kubernetes.default.svc.cluster.local",
"kubernetes.default.svc",
"kubernetes.default",
"kubernetes",
masterAddr.Host, masterPublicAddr.Host, assetPublicAddr.Host)
if _, ipnet, err := net.ParseCIDR(args.NetworkArgs.ServiceNetworkCIDR); err == nil {
// CIDR is ignored if it is invalid, other code handles validation.
if firstServiceIP, err := ipallocator.GetIndexedIP(ipnet, 1); err == nil {
allHostnames.Insert(firstServiceIP.String())
}
}
listenIP := net.ParseIP(args.ListenArg.ListenAddr.Host)
// add the IPs that might be used based on the ListenAddr.
if listenIP != nil && listenIP.IsUnspecified() {
allAddresses, _ := cmdutil.AllLocalIP4()
for _, ip := range allAddresses {
allHostnames.Insert(ip.String())
}
} else {
allHostnames.Insert(args.ListenArg.ListenAddr.Host)
}
certHostnames := sets.String{}
for hostname := range allHostnames {
if host, _, err := net.SplitHostPort(hostname); err == nil {
// add the hostname without the port
certHostnames.Insert(host)
} else {
// add the originally specified hostname
certHostnames.Insert(hostname)
}
}
return certHostnames, nil
}
// 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
}
}