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a0a473125b
After moving libnetwork to this repo, we need to update all the import paths for libnetwork to point to docker/docker/libnetwork instead of docker/libnetwork. This change implements that. Signed-off-by: Brian Goff <cpuguy83@gmail.com>
75 lines
2.3 KiB
Go
75 lines
2.3 KiB
Go
// Package null implements the null ipam driver. Null ipam driver satisfies ipamapi contract,
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// but does not effectively reserve/allocate any address pool or address
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package null
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import (
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"fmt"
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"net"
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"github.com/docker/docker/libnetwork/discoverapi"
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"github.com/docker/docker/libnetwork/ipamapi"
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"github.com/docker/docker/libnetwork/types"
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)
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var (
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defaultAS = "null"
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defaultPool, _ = types.ParseCIDR("0.0.0.0/0")
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defaultPoolID = fmt.Sprintf("%s/%s", defaultAS, defaultPool.String())
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)
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type allocator struct{}
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func (a *allocator) GetDefaultAddressSpaces() (string, string, error) {
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return defaultAS, defaultAS, nil
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}
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func (a *allocator) RequestPool(addressSpace, pool, subPool string, options map[string]string, v6 bool) (string, *net.IPNet, map[string]string, error) {
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if addressSpace != defaultAS {
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return "", nil, nil, types.BadRequestErrorf("unknown address space: %s", addressSpace)
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}
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if pool != "" {
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return "", nil, nil, types.BadRequestErrorf("null ipam driver does not handle specific address pool requests")
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}
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if subPool != "" {
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return "", nil, nil, types.BadRequestErrorf("null ipam driver does not handle specific address subpool requests")
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}
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if v6 {
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return "", nil, nil, types.BadRequestErrorf("null ipam driver does not handle IPv6 address pool pool requests")
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}
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return defaultPoolID, defaultPool, nil, nil
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}
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func (a *allocator) ReleasePool(poolID string) error {
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return nil
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}
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func (a *allocator) RequestAddress(poolID string, ip net.IP, opts map[string]string) (*net.IPNet, map[string]string, error) {
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if poolID != defaultPoolID {
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return nil, nil, types.BadRequestErrorf("unknown pool id: %s", poolID)
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}
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return nil, nil, nil
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}
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func (a *allocator) ReleaseAddress(poolID string, ip net.IP) error {
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if poolID != defaultPoolID {
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return types.BadRequestErrorf("unknown pool id: %s", poolID)
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}
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return nil
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}
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func (a *allocator) DiscoverNew(dType discoverapi.DiscoveryType, data interface{}) error {
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return nil
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}
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func (a *allocator) DiscoverDelete(dType discoverapi.DiscoveryType, data interface{}) error {
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return nil
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}
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func (a *allocator) IsBuiltIn() bool {
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return true
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}
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// Init registers a remote ipam when its plugin is activated
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func Init(ic ipamapi.Callback, l, g interface{}) error {
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return ic.RegisterIpamDriver(ipamapi.NullIPAM, &allocator{})
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}
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