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Merge pull request #547 from mrjana/config

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Push driver config during `Init`
This commit is contained in:
Madhu Venugopal 2015-09-19 08:50:02 -07:00
commit ba09d91d0e
25 changed files with 208 additions and 347 deletions
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89
libnetwork/README.md
View file

@ -17,61 +17,55 @@ There are many networking solutions available to suit a broad range of use-cases
```go
// Create a new controller instance
controller, err := libnetwork.New()
if err != nil {
return
}
// Select and configure the network driver
networkType := "bridge"
// Select and configure the network driver
networkType := "bridge"
// Create a new controller instance
driverOptions := options.Generic{}
genericOption := make(map[string]interface{})
genericOption[netlabel.GenericData] = driverOptions
controller, err := libnetwork.New(config.OptionDriverConfig(networkType, genericOption))
if err != nil {
return
}
driverOptions := options.Generic{}
genericOption := make(map[string]interface{})
genericOption[netlabel.GenericData] = driverOptions
err = controller.ConfigureNetworkDriver(networkType, genericOption)
if err != nil {
return
}
// Create a network for containers to join.
// NewNetwork accepts Variadic optional arguments that libnetwork and Drivers can use.
network, err := controller.NewNetwork(networkType, "network1")
if err != nil {
return
}
// Create a network for containers to join.
// NewNetwork accepts Variadic optional arguments that libnetwork and Drivers can use.
network, err := controller.NewNetwork(networkType, "network1")
if err != nil {
return
}
// For each new container: allocate IP and interfaces. The returned network
// settings will be used for container infos (inspect and such), as well as
// iptables rules for port publishing. This info is contained or accessible
// from the returned endpoint.
ep, err := network.CreateEndpoint("Endpoint1")
if err != nil {
return
}
// For each new container: allocate IP and interfaces. The returned network
// settings will be used for container infos (inspect and such), as well as
// iptables rules for port publishing. This info is contained or accessible
// from the returned endpoint.
ep, err := network.CreateEndpoint("Endpoint1")
if err != nil {
return
}
// Create the sandbox for the containr.
sbx, err := controller.NewSandbox("container1",
libnetwork.OptionHostname("test"),
libnetwork.OptionDomainname("docker.io"))
// Create the sandbox for the containr.
sbx, err := controller.NewSandbox("container1",
libnetwork.OptionHostname("test"),
libnetwork.OptionDomainname("docker.io"))
// A sandbox can join the endpoint via the join api.
// Join accepts Variadic arguments which libnetwork and Drivers can use.
err = ep.Join(sbx)
if err != nil {
return
}
// A sandbox can join the endpoint via the join api.
// Join accepts Variadic arguments which libnetwork and Drivers can use.
err = ep.Join(sbx)
if err != nil {
return
}
// libnetwork client can check the endpoint's operational data via the Info() API
epInfo, err := ep.DriverInfo()
mapData, ok := epInfo[netlabel.PortMap]
// libnetwork client can check the endpoint's operational data via the Info() API
epInfo, err := ep.DriverInfo()
mapData, ok := epInfo[netlabel.PortMap]
if ok {
portMapping, ok := mapData.([]types.PortBinding)
if ok {
portMapping, ok := mapData.([]types.PortBinding)
if ok {
fmt.Printf("Current port mapping for endpoint %s: %v", ep.Name(), portMapping)
}
fmt.Printf("Current port mapping for endpoint %s: %v", ep.Name(), portMapping)
}
}
```
#### Current Status
Please watch this space for updates on the progress.
@ -87,4 +81,3 @@ Want to hack on libnetwork? [Docker's contributions guidelines](https://github.c
## Copyright and license
Code and documentation copyright 2015 Docker, inc. Code released under the Apache 2.0 license. Docs released under Creative commons.

35
libnetwork/api/api_test.go
View file

@ -93,11 +93,6 @@ func createTestNetwork(t *testing.T, network string) (libnetwork.NetworkControll
t.Fatal(err)
}
err = c.ConfigureNetworkDriver(bridgeNetType, nil)
if err != nil {
t.Fatal(err)
}
netOption := options.Generic{
netlabel.GenericData: options.Generic{
"BridgeName": network,
@ -184,10 +179,6 @@ func TestCreateDeleteNetwork(t *testing.T) {
if err != nil {
t.Fatal(err)
}
err = c.ConfigureNetworkDriver(bridgeNetType, nil)
if err != nil {
t.Fatal(err)
}
badBody, err := json.Marshal("bad body")
if err != nil {
@ -262,10 +253,6 @@ func TestGetNetworksAndEndpoints(t *testing.T) {
if err != nil {
t.Fatal(err)
}
err = c.ConfigureNetworkDriver(bridgeNetType, nil)
if err != nil {
t.Fatal(err)
}
ops := options.Generic{
netlabel.GenericData: map[string]string{
@ -536,11 +523,6 @@ func TestProcGetServices(t *testing.T) {
t.Fatal(err)
}
err = c.ConfigureNetworkDriver(bridgeNetType, nil)
if err != nil {
t.Fatal(err)
}
// Create 2 networks
netName1 := "production"
netOption := options.Generic{
@ -1124,10 +1106,6 @@ func TestCreateDeleteEndpoints(t *testing.T) {
if err != nil {
t.Fatal(err)
}
err = c.ConfigureNetworkDriver(bridgeNetType, nil)
if err != nil {
t.Fatal(err)
}
nc := networkCreate{Name: "firstNet", NetworkType: bridgeNetType}
body, err := json.Marshal(nc)
@ -1250,10 +1228,6 @@ func TestJoinLeave(t *testing.T) {
if err != nil {
t.Fatal(err)
}
err = c.ConfigureNetworkDriver(bridgeNetType, nil)
if err != nil {
t.Fatal(err)
}
nb, err := json.Marshal(networkCreate{Name: "network", NetworkType: bridgeNetType})
if err != nil {
@ -1694,11 +1668,6 @@ func TestHttpHandlerUninit(t *testing.T) {
t.Fatal(err)
}
err = c.ConfigureNetworkDriver(bridgeNetType, nil)
if err != nil {
t.Fatal(err)
}
h := &httpHandler{c: c}
h.initRouter()
if h.r == nil {
@ -1796,10 +1765,6 @@ func TestEndToEnd(t *testing.T) {
if err != nil {
t.Fatal(err)
}
err = c.ConfigureNetworkDriver(bridgeNetType, nil)
if err != nil {
t.Fatal(err)
}
handleRequest := NewHTTPHandler(c)

12
libnetwork/cmd/ovrouter/ovrouter.go
View file

@ -65,12 +65,6 @@ func main() {
return
}
r := &router{}
if err := overlay.Init(r); err != nil {
fmt.Printf("Failed to initialize overlay driver: %v\n", err)
os.Exit(1)
}
opt := make(map[string]interface{})
if len(os.Args) > 1 {
opt[netlabel.OverlayBindInterface] = os.Args[1]
@ -85,7 +79,11 @@ func main() {
opt[netlabel.KVProviderURL] = os.Args[4]
}
r.d.Config(opt)
r := &router{}
if err := overlay.Init(r, opt); err != nil {
fmt.Printf("Failed to initialize overlay driver: %v\n", err)
os.Exit(1)
}
if err := r.d.CreateNetwork("testnetwork",
map[string]interface{}{}); err != nil {

10
libnetwork/cmd/readme_test/readme.go
View file

@ -4,25 +4,21 @@ import (
"fmt"
"github.com/docker/libnetwork"
"github.com/docker/libnetwork/config"
"github.com/docker/libnetwork/netlabel"
"github.com/docker/libnetwork/options"
"github.com/docker/libnetwork/types"
)
func main() {
// Create a new controller instance
controller, err := libnetwork.New()
if err != nil {
return
}
// Select and configure the network driver
networkType := "bridge"
// Create a new controller instance
driverOptions := options.Generic{}
genericOption := make(map[string]interface{})
genericOption[netlabel.GenericData] = driverOptions
err = controller.ConfigureNetworkDriver(networkType, genericOption)
controller, err := libnetwork.New(config.OptionDriverConfig(networkType, genericOption))
if err != nil {
return
}

12
libnetwork/cmd/test/libnetwork.toml
View file

@ -1,12 +0,0 @@
title = "LibNetwork Configuration file"
[daemon]
debug = false
[cluster]
discovery = "token://22aa23948f4f6b31230687689636959e"
Address = "1.1.1.1"
[datastore]
embedded = false
[datastore.client]
provider = "consul"
Address = "localhost:8500"

49
libnetwork/cmd/test/main.go
View file

@ -1,49 +0,0 @@
package main
import (
"fmt"
"net"
"time"
log "github.com/Sirupsen/logrus"
"github.com/docker/libnetwork"
"github.com/docker/libnetwork/options"
)
func main() {
log.SetLevel(log.DebugLevel)
controller, err := libnetwork.New()
if err != nil {
log.Fatal(err)
}
netType := "null"
ip, net, _ := net.ParseCIDR("192.168.100.1/24")
net.IP = ip
options := options.Generic{"AddressIPv4": net}
err = controller.ConfigureNetworkDriver(netType, options)
for i := 0; i < 10; i++ {
netw, err := controller.NewNetwork(netType, fmt.Sprintf("Gordon-%d", i))
if err != nil {
if _, ok := err.(libnetwork.NetworkNameError); !ok {
log.Fatal(err)
}
} else {
fmt.Println("Network Created Successfully :", netw)
}
netw, _ = controller.NetworkByName(fmt.Sprintf("Gordon-%d", i))
_, err = netw.CreateEndpoint(fmt.Sprintf("Gordon-Ep-%d", i), nil)
if err != nil {
log.Fatalf("Error creating endpoint 1 %v", err)
}
_, err = netw.CreateEndpoint(fmt.Sprintf("Gordon-Ep2-%d", i), nil)
if err != nil {
log.Fatalf("Error creating endpoint 2 %v", err)
}
time.Sleep(2 * time.Second)
}
}

8
libnetwork/config/config.go
View file

@ -21,6 +21,7 @@ type DaemonCfg struct {
DefaultNetwork string
DefaultDriver string
Labels []string
DriverCfg map[string]interface{}
}
// ClusterCfg represents cluster configuration
@ -71,6 +72,13 @@ func OptionDefaultDriver(dd string) Option {
}
}
// OptionDriverConfig returns an option setter for driver configuration.
func OptionDriverConfig(networkType string, config map[string]interface{}) Option {
return func(c *Config) {
c.Daemon.DriverCfg[networkType] = config
}
}
// OptionLabels function returns an option setter for labels
func OptionLabels(labels []string) Option {
return func(c *Config) {

45
libnetwork/controller.go
View file

@ -47,7 +47,6 @@ import (
"container/heap"
"fmt"
"net"
"strings"
"sync"
log "github.com/Sirupsen/logrus"
@ -57,7 +56,6 @@ import (
"github.com/docker/libnetwork/datastore"
"github.com/docker/libnetwork/driverapi"
"github.com/docker/libnetwork/hostdiscovery"
"github.com/docker/libnetwork/netlabel"
"github.com/docker/libnetwork/osl"
"github.com/docker/libnetwork/types"
)
@ -68,9 +66,6 @@ type NetworkController interface {
// ID provides an unique identity for the controller
ID() string
// ConfigureNetworkDriver applies the passed options to the driver instance for the specified network type
ConfigureNetworkDriver(networkType string, options map[string]interface{}) error
// Config method returns the bootup configuration for the controller
Config() config.Config
@ -139,7 +134,11 @@ type controller struct {
func New(cfgOptions ...config.Option) (NetworkController, error) {
var cfg *config.Config
if len(cfgOptions) > 0 {
cfg = &config.Config{}
cfg = &config.Config{
Daemon: config.DaemonCfg{
DriverCfg: make(map[string]interface{}),
},
}
cfg.ProcessOptions(cfgOptions...)
}
c := &controller{
@ -207,16 +206,6 @@ func (c *controller) Config() config.Config {
return *c.cfg
}
func (c *controller) ConfigureNetworkDriver(networkType string, options map[string]interface{}) error {
c.Lock()
dd, ok := c.drivers[networkType]
c.Unlock()
if !ok {
return NetworkTypeError(networkType)
}
return dd.driver.Config(options)
}
func (c *controller) RegisterDriver(networkType string, driver driverapi.Driver, capability driverapi.Capability) error {
if !config.IsValidName(networkType) {
return ErrInvalidName(networkType)
@ -228,32 +217,8 @@ func (c *controller) RegisterDriver(networkType string, driver driverapi.Driver,
return driverapi.ErrActiveRegistration(networkType)
}
c.drivers[networkType] = &driverData{driver, capability}
if c.cfg == nil {
c.Unlock()
return nil
}
opt := make(map[string]interface{})
for _, label := range c.cfg.Daemon.Labels {
if strings.HasPrefix(label, netlabel.DriverPrefix+"."+networkType) {
opt[netlabel.Key(label)] = netlabel.Value(label)
}
}
if capability.Scope == driverapi.GlobalScope && c.validateDatastoreConfig() {
opt[netlabel.KVProvider] = c.cfg.Datastore.Client.Provider
opt[netlabel.KVProviderURL] = c.cfg.Datastore.Client.Address
}
c.Unlock()
if len(opt) != 0 {
if err := driver.Config(opt); err != nil {
return err
}
}
return nil
}

3
libnetwork/driverapi/driverapi.go
View file

@ -7,9 +7,6 @@ const NetworkPluginEndpointType = "NetworkDriver"
// Driver is an interface that every plugin driver needs to implement.
type Driver interface {
// Push driver specific config to the driver
Config(options map[string]interface{}) error
// CreateNetwork invokes the driver method to create a network passing
// the network id and network specific config. The config mechanism will
// eventually be replaced with labels which are yet to be introduced.

55
libnetwork/drivers.go Normal file
View file

@ -0,0 +1,55 @@
package libnetwork
import (
"strings"
"github.com/docker/libnetwork/driverapi"
"github.com/docker/libnetwork/netlabel"
)
type initializer struct {
fn func(driverapi.DriverCallback, map[string]interface{}) error
ntype string
}
func initDrivers(c *controller) error {
for _, i := range getInitializers() {
if err := i.fn(c, makeDriverConfig(c, i.ntype)); err != nil {
return err
}
}
return nil
}
func makeDriverConfig(c *controller, ntype string) map[string]interface{} {
if c.cfg == nil {
return nil
}
config := make(map[string]interface{})
if c.validateDatastoreConfig() {
config[netlabel.KVProvider] = c.cfg.Datastore.Client.Provider
config[netlabel.KVProviderURL] = c.cfg.Datastore.Client.Address
}
for _, label := range c.cfg.Daemon.Labels {
if !strings.HasPrefix(netlabel.Key(label), netlabel.DriverPrefix+"."+ntype) {
continue
}
config[netlabel.Key(label)] = netlabel.Value(label)
}
drvCfg, ok := c.cfg.Daemon.DriverCfg[ntype]
if !ok {
return config
}
for k, v := range drvCfg.(map[string]interface{}) {
config[k] = v
}
return config
}

33
libnetwork/drivers/bridge/bridge.go
View file

@ -97,7 +97,6 @@ type bridgeNetwork struct {
type driver struct {
config *configuration
configured bool
network *bridgeNetwork
natChain *iptables.ChainInfo
filterChain *iptables.ChainInfo
@ -106,13 +105,13 @@ type driver struct {
}
// New constructs a new bridge driver
func newDriver() driverapi.Driver {
func newDriver() *driver {
ipAllocator = ipallocator.New()
return &driver{networks: map[string]*bridgeNetwork{}, config: &configuration{}}
}
// Init registers a new instance of bridge driver
func Init(dc driverapi.DriverCallback) error {
func Init(dc driverapi.DriverCallback, config map[string]interface{}) error {
if _, err := os.Stat("/proc/sys/net/bridge"); err != nil {
if out, err := exec.Command("modprobe", "-va", "bridge", "br_netfilter").CombinedOutput(); err != nil {
logrus.Warnf("Running modprobe bridge br_netfilter failed with message: %s, error: %v", out, err)
@ -128,10 +127,15 @@ func Init(dc driverapi.DriverCallback) error {
logrus.Warnf("Failed to remove existing iptables entries in %s : %v", DockerChain, err)
}
d := newDriver()
if err := d.configure(config); err != nil {
return err
}
c := driverapi.Capability{
Scope: driverapi.LocalScope,
}
return dc.RegisterDriver(networkType, newDriver(), c)
return dc.RegisterDriver(networkType, d, c)
}
// Validate performs a static validation on the network configuration parameters.
@ -426,17 +430,13 @@ func (c *networkConfiguration) conflictsWithNetworks(id string, others []*bridge
return nil
}
func (d *driver) Config(option map[string]interface{}) error {
func (d *driver) configure(option map[string]interface{}) error {
var config *configuration
var err error
d.Lock()
defer d.Unlock()
if d.configured {
return &ErrConfigExists{}
}
genericData, ok := option[netlabel.GenericData]
if !ok || genericData == nil {
return nil
@ -469,7 +469,6 @@ func (d *driver) Config(option map[string]interface{}) error {
}
}
d.configured = true
d.config = config
return nil
}
@ -567,20 +566,12 @@ func (d *driver) getNetworks() []*bridgeNetwork {
// Create a new network using bridge plugin
func (d *driver) CreateNetwork(id string, option map[string]interface{}) error {
var (
err error
configLocked bool
)
var err error
defer osl.InitOSContext()()
// Sanity checks
d.Lock()
if !d.configured {
configLocked = true
d.configured = true
}
if _, ok := d.networks[id]; ok {
d.Unlock()
return types.ForbiddenErrorf("network %s exists", id)
@ -619,10 +610,6 @@ func (d *driver) CreateNetwork(id string, option map[string]interface{}) error {
defer func() {
if err != nil {
d.Lock()
if configLocked {
d.configured = false
}
delete(d.networks, id)
d.Unlock()
}

32
libnetwork/drivers/bridge/bridge_test.go
View file

@ -44,7 +44,7 @@ func TestCreateFullOptions(t *testing.T) {
genericOption := make(map[string]interface{})
genericOption[netlabel.GenericData] = config
if err := d.Config(genericOption); err != nil {
if err := d.configure(genericOption); err != nil {
t.Fatalf("Failed to setup driver config: %v", err)
}
@ -86,7 +86,7 @@ func TestCreate(t *testing.T) {
defer testutils.SetupTestOSContext(t)()
d := newDriver()
if err := d.Config(nil); err != nil {
if err := d.configure(nil); err != nil {
t.Fatalf("Failed to setup driver config: %v", err)
}
@ -119,7 +119,7 @@ func TestCreateFail(t *testing.T) {
defer testutils.SetupTestOSContext(t)()
d := newDriver()
if err := d.Config(nil); err != nil {
if err := d.configure(nil); err != nil {
t.Fatalf("Failed to setup driver config: %v", err)
}
@ -135,7 +135,6 @@ func TestCreateFail(t *testing.T) {
func TestCreateMultipleNetworks(t *testing.T) {
defer testutils.SetupTestOSContext(t)()
d := newDriver()
dd, _ := d.(*driver)
config := &configuration{
EnableIPTables: true,
@ -143,7 +142,7 @@ func TestCreateMultipleNetworks(t *testing.T) {
genericOption := make(map[string]interface{})
genericOption[netlabel.GenericData] = config
if err := d.Config(genericOption); err != nil {
if err := d.configure(genericOption); err != nil {
t.Fatalf("Failed to setup driver config: %v", err)
}
@ -167,7 +166,7 @@ func TestCreateMultipleNetworks(t *testing.T) {
}
// Verify the network isolation rules are installed, each network subnet should appear 4 times
verifyV4INCEntries(dd.networks, 4, t)
verifyV4INCEntries(d.networks, 4, t)
config4 := &networkConfiguration{BridgeName: "net_test_4", AllowNonDefaultBridge: true}
genericOption[netlabel.GenericData] = config4
@ -176,19 +175,19 @@ func TestCreateMultipleNetworks(t *testing.T) {
}
// Now 6 times
verifyV4INCEntries(dd.networks, 6, t)
verifyV4INCEntries(d.networks, 6, t)
d.DeleteNetwork("1")
verifyV4INCEntries(dd.networks, 4, t)
verifyV4INCEntries(d.networks, 4, t)
d.DeleteNetwork("2")
verifyV4INCEntries(dd.networks, 2, t)
verifyV4INCEntries(d.networks, 2, t)
d.DeleteNetwork("3")
verifyV4INCEntries(dd.networks, 0, t)
verifyV4INCEntries(d.networks, 0, t)
d.DeleteNetwork("4")
verifyV4INCEntries(dd.networks, 0, t)
verifyV4INCEntries(d.networks, 0, t)
}
func verifyV4INCEntries(networks map[string]*bridgeNetwork, numEntries int, t *testing.T) {
@ -290,7 +289,6 @@ func TestQueryEndpointInfoHairpin(t *testing.T) {
func testQueryEndpointInfo(t *testing.T, ulPxyEnabled bool) {
defer testutils.SetupTestOSContext(t)()
d := newDriver()
dd, _ := d.(*driver)
config := &configuration{
EnableIPTables: true,
@ -299,7 +297,7 @@ func testQueryEndpointInfo(t *testing.T, ulPxyEnabled bool) {
genericOption := make(map[string]interface{})
genericOption[netlabel.GenericData] = config
if err := d.Config(genericOption); err != nil {
if err := d.configure(genericOption); err != nil {
t.Fatalf("Failed to setup driver config: %v", err)
}
@ -325,7 +323,7 @@ func testQueryEndpointInfo(t *testing.T, ulPxyEnabled bool) {
t.Fatalf("Failed to create an endpoint : %s", err.Error())
}
network, ok := dd.networks["net1"]
network, ok := d.networks["net1"]
if !ok {
t.Fatalf("Cannot find network %s inside driver", "net1")
}
@ -362,7 +360,7 @@ func TestCreateLinkWithOptions(t *testing.T) {
defer testutils.SetupTestOSContext(t)()
d := newDriver()
if err := d.Config(nil); err != nil {
if err := d.configure(nil); err != nil {
t.Fatalf("Failed to setup driver config: %v", err)
}
@ -428,7 +426,7 @@ func TestLinkContainers(t *testing.T) {
genericOption := make(map[string]interface{})
genericOption[netlabel.GenericData] = config
if err := d.Config(genericOption); err != nil {
if err := d.configure(genericOption); err != nil {
t.Fatalf("Failed to setup driver config: %v", err)
}
@ -638,7 +636,7 @@ func TestSetDefaultGw(t *testing.T) {
defer testutils.SetupTestOSContext(t)()
d := newDriver()
if err := d.Config(nil); err != nil {
if err := d.configure(nil); err != nil {
t.Fatalf("Failed to setup driver config: %v", err)
}

11
libnetwork/drivers/bridge/network_test.go
View file

@ -12,9 +12,8 @@ import (
func TestLinkCreate(t *testing.T) {
defer testutils.SetupTestOSContext(t)()
d := newDriver()
dr := d.(*driver)
if err := d.Config(nil); err != nil {
if err := d.configure(nil); err != nil {
t.Fatalf("Failed to setup driver config: %v", err)
}
@ -79,7 +78,7 @@ func TestLinkCreate(t *testing.T) {
t.Fatalf("Could not find source link %s: %v", te.iface.srcName, err)
}
n, ok := dr.networks["dummy"]
n, ok := d.networks["dummy"]
if !ok {
t.Fatalf("Cannot find network %s inside driver", "dummy")
}
@ -108,7 +107,7 @@ func TestLinkCreateTwo(t *testing.T) {
defer testutils.SetupTestOSContext(t)()
d := newDriver()
if err := d.Config(nil); err != nil {
if err := d.configure(nil); err != nil {
t.Fatalf("Failed to setup driver config: %v", err)
}
@ -144,7 +143,7 @@ func TestLinkCreateNoEnableIPv6(t *testing.T) {
defer testutils.SetupTestOSContext(t)()
d := newDriver()
if err := d.Config(nil); err != nil {
if err := d.configure(nil); err != nil {
t.Fatalf("Failed to setup driver config: %v", err)
}
@ -178,7 +177,7 @@ func TestLinkDelete(t *testing.T) {
defer testutils.SetupTestOSContext(t)()
d := newDriver()
if err := d.Config(nil); err != nil {
if err := d.configure(nil); err != nil {
t.Fatalf("Failed to setup driver config: %v", err)
}

5
libnetwork/drivers/bridge/port_mapping_test.go
View file

@ -27,7 +27,7 @@ func TestPortMappingConfig(t *testing.T) {
genericOption := make(map[string]interface{})
genericOption[netlabel.GenericData] = config
if err := d.Config(genericOption); err != nil {
if err := d.configure(genericOption); err != nil {
t.Fatalf("Failed to setup driver config: %v", err)
}
@ -55,8 +55,7 @@ func TestPortMappingConfig(t *testing.T) {
t.Fatalf("Failed to create the endpoint: %s", err.Error())
}
dd := d.(*driver)
network, ok := dd.networks["dummy"]
network, ok := d.networks["dummy"]
if !ok {
t.Fatalf("Cannot find network %s inside driver", "dummy")
}

6
libnetwork/drivers/host/host.go
View file

@ -15,17 +15,13 @@ type driver struct {
}
// Init registers a new instance of host driver
func Init(dc driverapi.DriverCallback) error {
func Init(dc driverapi.DriverCallback, config map[string]interface{}) error {
c := driverapi.Capability{
Scope: driverapi.LocalScope,
}
return dc.RegisterDriver(networkType, &driver{}, c)
}
func (d *driver) Config(option map[string]interface{}) error {
return nil
}
func (d *driver) CreateNetwork(id string, option map[string]interface{}) error {
d.Lock()
defer d.Unlock()

6
libnetwork/drivers/null/null.go
View file

@ -15,17 +15,13 @@ type driver struct {
}
// Init registers a new instance of null driver
func Init(dc driverapi.DriverCallback) error {
func Init(dc driverapi.DriverCallback, config map[string]interface{}) error {
c := driverapi.Capability{
Scope: driverapi.LocalScope,
}
return dc.RegisterDriver(networkType, &driver{}, c)
}
func (d *driver) Config(option map[string]interface{}) error {
return nil
}
func (d *driver) CreateNetwork(id string, option map[string]interface{}) error {
d.Lock()
defer d.Unlock()

18
libnetwork/drivers/overlay/overlay.go
View file

@ -67,19 +67,25 @@ func onceInit() {
}
// Init registers a new instance of overlay driver
func Init(dc driverapi.DriverCallback) error {
func Init(dc driverapi.DriverCallback, config map[string]interface{}) error {
once.Do(onceInit)
c := driverapi.Capability{
Scope: driverapi.GlobalScope,
}
return dc.RegisterDriver(networkType, &driver{
d := &driver{
networks: networkTable{},
peerDb: peerNetworkMap{
mp: map[string]peerMap{},
},
}, c)
}
if err := d.configure(config); err != nil {
return err
}
return dc.RegisterDriver(networkType, d, c)
}
// Fini cleans up the driver resources
@ -95,10 +101,14 @@ func Fini(drv driverapi.Driver) {
}
}
func (d *driver) Config(option map[string]interface{}) error {
func (d *driver) configure(option map[string]interface{}) error {
var onceDone bool
var err error
if len(option) == 0 {
return nil
}
d.Do(func() {
onceDone = true

34
libnetwork/drivers/overlay/overlay_test.go
View file

@ -5,24 +5,22 @@ import (
"time"
"github.com/docker/libnetwork/driverapi"
"github.com/docker/libnetwork/netlabel"
_ "github.com/docker/libnetwork/testutils"
)
type driverTester struct {
t *testing.T
d driverapi.Driver
d *driver
}
const testNetworkType = "overlay"
func setupDriver(t *testing.T) *driverTester {
dt := &driverTester{t: t}
if err := Init(dt); err != nil {
t.Fatal(err)
}
opt := make(map[string]interface{})
if err := dt.d.Config(opt); err != nil {
opt[netlabel.OverlayBindInterface] = "eth0"
dt := &driverTester{t: t}
if err := Init(dt, opt); err != nil {
t.Fatal(err)
}
@ -60,14 +58,14 @@ func (dt *driverTester) RegisterDriver(name string, drv driverapi.Driver,
}
func TestOverlayInit(t *testing.T) {
if err := Init(&driverTester{t: t}); err != nil {
if err := Init(&driverTester{t: t}, nil); err != nil {
t.Fatal(err)
}
}
func TestOverlayFiniWithoutConfig(t *testing.T) {
dt := &driverTester{t: t}
if err := Init(dt); err != nil {
if err := Init(dt, nil); err != nil {
t.Fatal(err)
}
@ -76,11 +74,11 @@ func TestOverlayFiniWithoutConfig(t *testing.T) {
func TestOverlayNilConfig(t *testing.T) {
dt := &driverTester{t: t}
if err := Init(dt); err != nil {
if err := Init(dt, nil); err != nil {
t.Fatal(err)
}
if err := dt.d.Config(nil); err != nil {
if err := dt.d.configure(nil); err != nil {
t.Fatal(err)
}
@ -92,7 +90,7 @@ func TestOverlayConfig(t *testing.T) {
time.Sleep(1 * time.Second)
d := dt.d.(*driver)
d := dt.d
if d.notifyCh == nil {
t.Fatal("Driver notify channel wasn't initialzed after Config method")
}
@ -108,19 +106,9 @@ func TestOverlayConfig(t *testing.T) {
cleanupDriver(t, dt)
}
func TestOverlayMultipleConfig(t *testing.T) {
dt := setupDriver(t)
if err := dt.d.Config(nil); err == nil {
t.Fatal("Expected a failure, instead succeded")
}
cleanupDriver(t, dt)
}
func TestOverlayType(t *testing.T) {
dt := &driverTester{t: t}
if err := Init(dt); err != nil {
if err := Init(dt, nil); err != nil {
t.Fatal(err)
}

2
libnetwork/drivers/remote/driver.go
View file

@ -26,7 +26,7 @@ func newDriver(name string, client *plugins.Client) driverapi.Driver {
// Init makes sure a remote driver is registered when a network driver
// plugin is activated.
func Init(dc driverapi.DriverCallback) error {
func Init(dc driverapi.DriverCallback, config map[string]interface{}) error {
plugins.Handle(driverapi.NetworkPluginEndpointType, func(name string, client *plugins.Client) {
// negotiate driver capability with client
d := newDriver(name, client)

6
libnetwork/drivers/windows/windows.go
View file

@ -9,17 +9,13 @@ const networkType = "windows"
type driver struct{}
// Init registers a new instance of null driver
func Init(dc driverapi.DriverCallback) error {
func Init(dc driverapi.DriverCallback, config map[string]interface{}) error {
c := driverapi.Capability{
Scope: driverapi.LocalScope,
}
return dc.RegisterDriver(networkType, &driver{}, c)
}
func (d *driver) Config(option map[string]interface{}) error {
return nil
}
func (d *driver) CreateNetwork(id string, option map[string]interface{}) error {
return nil
}

14
libnetwork/drivers_freebsd.go
View file

@ -1,19 +1,13 @@
package libnetwork
import (
"github.com/docker/libnetwork/driverapi"
"github.com/docker/libnetwork/drivers/null"
"github.com/docker/libnetwork/drivers/remote"
)
func initDrivers(dc driverapi.DriverCallback) error {
for _, fn := range [](func(driverapi.DriverCallback) error){
null.Init,
remote.Init,
} {
if err := fn(dc); err != nil {
return err
}
func getInitializers() []initializer {
return []initializer{
{null.Init, "null"},
{remote.Init, "remote"},
}
return nil
}

22
libnetwork/drivers_linux.go
View file

@ -1,25 +1,19 @@
package libnetwork
import (
"github.com/docker/libnetwork/driverapi"
"github.com/docker/libnetwork/drivers/bridge"
"github.com/docker/libnetwork/drivers/host"
"github.com/docker/libnetwork/drivers/null"
o "github.com/docker/libnetwork/drivers/overlay"
"github.com/docker/libnetwork/drivers/overlay"
"github.com/docker/libnetwork/drivers/remote"
)
func initDrivers(dc driverapi.DriverCallback) error {
for _, fn := range [](func(driverapi.DriverCallback) error){
bridge.Init,
host.Init,
null.Init,
remote.Init,
o.Init,
} {
if err := fn(dc); err != nil {
return err
}
func getInitializers() []initializer {
return []initializer{
{bridge.Init, "bridge"},
{host.Init, "host"},
{null.Init, "null"},
{remote.Init, "remote"},
{overlay.Init, "overlay"},
}
return nil
}

16
libnetwork/drivers_windows.go
View file

@ -1,17 +1,9 @@
package libnetwork
import (
"github.com/docker/libnetwork/driverapi"
"github.com/docker/libnetwork/drivers/windows"
)
import "github.com/docker/libnetwork/drivers/windows"
func initDrivers(dc driverapi.DriverCallback) error {
for _, fn := range [](func(driverapi.DriverCallback) error){
windows.Init,
} {
if err := fn(dc); err != nil {
return err
}
func getInitializers() []initializer {
return []initializer{
{windows.Init, "windows"},
}
return nil
}

21
libnetwork/libnetwork_test.go
View file

@ -21,6 +21,7 @@ import (
"github.com/docker/docker/pkg/plugins"
"github.com/docker/docker/pkg/reexec"
"github.com/docker/libnetwork"
"github.com/docker/libnetwork/config"
"github.com/docker/libnetwork/datastore"
"github.com/docker/libnetwork/driverapi"
"github.com/docker/libnetwork/netlabel"
@ -48,17 +49,6 @@ func TestMain(m *testing.M) {
if err := createController(); err != nil {
os.Exit(1)
}
option := options.Generic{
"EnableIPForwarding": true,
}
genericOption := make(map[string]interface{})
genericOption[netlabel.GenericData] = option
err := controller.ConfigureNetworkDriver(bridgeNetType, genericOption)
if err != nil {
os.Exit(1)
}
libnetwork.SetTestDataStore(controller, datastore.NewCustomDataStore(datastore.NewMockStore()))
@ -68,7 +58,14 @@ func TestMain(m *testing.M) {
func createController() error {
var err error
controller, err = libnetwork.New()
option := options.Generic{
"EnableIPForwarding": true,
}
genericOption := make(map[string]interface{})
genericOption[netlabel.GenericData] = option
controller, err = libnetwork.New(config.OptionDriverConfig(bridgeNetType, genericOption))
if err != nil {
return err
}

11
libnetwork/sandbox_test.go
View file

@ -3,6 +3,7 @@ package libnetwork
import (
"testing"
"github.com/docker/libnetwork/config"
"github.com/docker/libnetwork/netlabel"
"github.com/docker/libnetwork/options"
"github.com/docker/libnetwork/osl"
@ -14,21 +15,19 @@ func createEmptyCtrlr() *controller {
}
func getTestEnv(t *testing.T) (NetworkController, Network, Network) {
c, err := New()
if err != nil {
t.Fatal(err)
}
netType := "bridge"
option := options.Generic{
"EnableIPForwarding": true,
}
genericOption := make(map[string]interface{})
genericOption[netlabel.GenericData] = option
if err := c.ConfigureNetworkDriver("bridge", genericOption); err != nil {
c, err := New(config.OptionDriverConfig(netType, genericOption))
if err != nil {
t.Fatal(err)
}
netType := "bridge"
name1 := "test_nw_1"
netOption1 := options.Generic{
netlabel.GenericData: options.Generic{