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ovn-nb-logical_switch_port.go
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ovn-nb-logical_switch_port.go
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package ovs
import (
"context"
"fmt"
"github.com/ovn-org/libovsdb/client"
"github.com/ovn-org/libovsdb/model"
"github.com/ovn-org/libovsdb/ovsdb"
"k8s.io/klog/v2"
ovsclient "github.com/kubeovn/kube-ovn/pkg/ovsdb/client"
"github.com/kubeovn/kube-ovn/pkg/ovsdb/ovnnb"
"github.com/kubeovn/kube-ovn/pkg/util"
)
func (c OvnClient) GetLogicalSwitchPort(name string, ignoreNotFound bool) (*ovnnb.LogicalSwitchPort, error) {
ctx, cancel := context.WithTimeout(context.Background(), c.Timeout)
defer cancel()
lsp := &ovnnb.LogicalSwitchPort{Name: name}
if err := c.ovnNbClient.Get(ctx, lsp); err != nil {
if ignoreNotFound && err == client.ErrNotFound {
return nil, nil
}
return nil, fmt.Errorf("failed to get logical switch port %s: %v", name, err)
}
return lsp, nil
}
func (c OvnClient) ListPodLogicalSwitchPorts(key string) ([]ovnnb.LogicalSwitchPort, error) {
ctx, cancel := context.WithTimeout(context.Background(), c.Timeout)
defer cancel()
api, err := c.ovnNbClient.WherePredict(ctx, func(lsp *ovnnb.LogicalSwitchPort) bool {
return len(lsp.ExternalIDs) != 0 && lsp.ExternalIDs["pod"] == key
})
if err != nil {
return nil, err
}
var lspList []ovnnb.LogicalSwitchPort
if err = api.List(context.TODO(), &lspList); err != nil {
return nil, fmt.Errorf("failed to list logical switch ports of Pod %s: %v", key, err)
}
return lspList, nil
}
func (c OvnClient) ListLogicalSwitchPorts(needVendorFilter bool, externalIDs map[string]string) ([]ovnnb.LogicalSwitchPort, error) {
ctx, cancel := context.WithTimeout(context.Background(), c.Timeout)
defer cancel()
api, err := c.ovnNbClient.WherePredict(ctx, func(lsp *ovnnb.LogicalSwitchPort) bool {
if lsp.Type != "" {
return false
}
if needVendorFilter && (len(lsp.ExternalIDs) == 0 || lsp.ExternalIDs["vendor"] != util.CniTypeName) {
return false
}
if len(lsp.ExternalIDs) < len(externalIDs) {
return false
}
if len(lsp.ExternalIDs) != 0 {
for k, v := range externalIDs {
if lsp.ExternalIDs[k] != v {
return false
}
}
}
return true
})
if err != nil {
return nil, err
}
var lspList []ovnnb.LogicalSwitchPort
if err = api.List(context.TODO(), &lspList); err != nil {
klog.Errorf("failed to list logical switch ports: %v", err)
return nil, err
}
return lspList, nil
}
func (c OvnClient) LogicalSwitchPortExists(name string) (bool, error) {
lsp, err := c.GetLogicalSwitchPort(name, true)
return lsp != nil, err
}
func (c OvnClient) AddSwitchRouterPort(ls, lr string) error {
klog.Infof("add %s to %s", ls, lr)
lsTolr := fmt.Sprintf("%s-%s", ls, lr)
lrTols := fmt.Sprintf("%s-%s", lr, ls)
logicalSwitch, err := c.GetLogicalSwitch(ls, false)
if err != nil {
return err
}
var ops []ovsdb.Operation
lsp := &ovnnb.LogicalSwitchPort{
UUID: ovsclient.NamedUUID(),
Name: lsTolr,
Type: "router",
Addresses: []string{"router"},
Options: map[string]string{"router-port": lrTols},
ExternalIDs: map[string]string{"vendor": util.CniTypeName},
}
// ensure there is no port in the same name, before we create it in the transaction
waitOp := ConstructWaitForNameNotExistsOperation(lsTolr, "Logical_Switch_Port")
ops = append(ops, waitOp)
createOps, err := c.ovnNbClient.Create(lsp)
if err != nil {
return err
}
ops = append(ops, createOps...)
mutationOps, err := c.ovnNbClient.
Where(logicalSwitch).
Mutate(logicalSwitch,
model.Mutation{
Field: &logicalSwitch.Ports,
Mutator: ovsdb.MutateOperationInsert,
Value: []string{lsp.UUID},
},
)
if err != nil {
return err
}
ops = append(ops, mutationOps...)
if err := Transact(c.ovnNbClient, "lsp-add", ops, c.ovnNbClient.Timeout); err != nil {
return fmt.Errorf("failed to create logical switch port %s: %v", lsTolr, err)
}
return nil
}