mirror of
https://github.com/openziti/ziti.git
synced 2026-10-09 14:20:54 +00:00
Paul Lorenz
311 lines
9.0 KiB
Go
311 lines
9.0 KiB
Go
/*
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Copyright NetFoundry, Inc.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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https://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package network
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import (
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"github.com/openziti/fabric/controller/db"
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"github.com/openziti/fabric/controller/models"
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"github.com/openziti/foundation/channel2"
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"github.com/openziti/foundation/common"
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"github.com/openziti/foundation/identity/identity"
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"github.com/openziti/foundation/transport"
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"github.com/openziti/foundation/transport/tcp"
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"github.com/stretchr/testify/assert"
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"runtime"
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"testing"
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"time"
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)
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func TestSimplePath2(t *testing.T) {
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ctx := db.NewTestContext(t)
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defer ctx.Cleanup()
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closeNotify := make(chan struct{})
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defer close(closeNotify)
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nodeId := &identity.TokenId{Token: "test"}
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network, err := NewNetwork(nodeId, nil, ctx.GetDb(), nil, NewVersionProviderTest(), closeNotify)
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assert.Nil(t, err)
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addr := "tcp:0.0.0.0:0"
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transportAddr, err := tcp.AddressParser{}.Parse(addr)
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assert.Nil(t, err)
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r0 := newRouterForTest("r0", "", transportAddr, nil)
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network.Routers.markConnected(r0)
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r1 := newRouterForTest("r1", "", transportAddr, nil)
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network.Routers.markConnected(r1)
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l0 := newLink(&identity.TokenId{Token: "l0"})
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l0.Src = r0
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l0.Dst = r1
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l0.addState(newLinkState(Connected))
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network.linkController.add(l0)
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path, err := network.CreatePath(r0, r1)
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assert.NotNil(t, path)
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assert.Nil(t, err)
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assert.Equal(t, 2, len(path.Nodes))
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assert.Equal(t, r0, path.Nodes[0])
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assert.Equal(t, r1, path.Nodes[1])
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assert.Equal(t, 1, len(path.Links))
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assert.Equal(t, l0, path.Links[0])
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assert.Equal(t, r1, path.EgressRouter())
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s0 := &identity.TokenId{Token: "s0"}
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terminator := &Terminator{Address: addr, Binding: "transport"}
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routeMessages, err := path.CreateRouteMessages(0, s0, terminator)
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assert.NotNil(t, routeMessages)
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assert.Nil(t, err)
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assert.Equal(t, 2, len(routeMessages))
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// ingress route message
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rm0 := routeMessages[0]
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assert.Equal(t, s0.Token, rm0.SessionId)
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assert.Nil(t, rm0.Egress)
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assert.Equal(t, 2, len(rm0.Forwards))
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assert.Equal(t, path.IngressId, rm0.Forwards[0].SrcAddress)
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assert.Equal(t, l0.Id.Token, rm0.Forwards[0].DstAddress)
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assert.Equal(t, l0.Id.Token, rm0.Forwards[1].SrcAddress)
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assert.Equal(t, path.IngressId, rm0.Forwards[1].DstAddress)
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// egress route message
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rm1 := routeMessages[1]
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assert.Equal(t, s0.Token, rm1.SessionId)
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assert.NotNil(t, rm1.Egress)
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assert.Equal(t, path.EgressId, rm1.Egress.Address)
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assert.Equal(t, addr, rm1.Egress.Destination)
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assert.Equal(t, path.EgressId, rm1.Forwards[0].SrcAddress)
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assert.Equal(t, l0.Id.Token, rm1.Forwards[0].DstAddress)
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assert.Equal(t, l0.Id.Token, rm1.Forwards[1].SrcAddress)
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assert.Equal(t, path.EgressId, rm1.Forwards[1].DstAddress)
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}
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func TestTransitPath2(t *testing.T) {
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ctx := db.NewTestContext(t)
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defer ctx.Cleanup()
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closeNotify := make(chan struct{})
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defer close(closeNotify)
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nodeId := &identity.TokenId{Token: "test"}
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network, err := NewNetwork(nodeId, nil, ctx.GetDb(), nil, NewVersionProviderTest(), closeNotify)
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assert.Nil(t, err)
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addr := "tcp:0.0.0.0:0"
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transportAddr, err := tcp.AddressParser{}.Parse(addr)
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assert.Nil(t, err)
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r0 := newRouterForTest("r0", "", transportAddr, nil)
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network.Routers.markConnected(r0)
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r1 := newRouterForTest("r1", "", transportAddr, nil)
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network.Routers.markConnected(r1)
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r2 := newRouterForTest("r2", "", transportAddr, nil)
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network.Routers.markConnected(r2)
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l0 := newLink(&identity.TokenId{Token: "l0"})
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l0.Src = r0
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l0.Dst = r1
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l0.addState(newLinkState(Connected))
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network.linkController.add(l0)
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l1 := newLink(&identity.TokenId{Token: "l1"})
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l1.Src = r1
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l1.Dst = r2
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l1.addState(newLinkState(Connected))
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network.linkController.add(l1)
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path, err := network.CreatePath(r0, r2)
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assert.NotNil(t, path)
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assert.Nil(t, err)
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assert.Equal(t, 3, len(path.Nodes))
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assert.Equal(t, r0, path.Nodes[0])
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assert.Equal(t, r1, path.Nodes[1])
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assert.Equal(t, r2, path.Nodes[2])
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assert.Equal(t, 2, len(path.Links))
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assert.Equal(t, l0, path.Links[0])
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assert.Equal(t, l1, path.Links[1])
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assert.Equal(t, r2, path.EgressRouter())
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s0 := &identity.TokenId{Token: "s0"}
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terminator := &Terminator{Address: addr, Binding: "transport"}
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routeMessages, err := path.CreateRouteMessages(0, s0, terminator)
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assert.NotNil(t, routeMessages)
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assert.Nil(t, err)
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assert.Equal(t, 3, len(routeMessages))
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// ingress route message
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rm0 := routeMessages[0]
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assert.Equal(t, s0.Token, rm0.SessionId)
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assert.Nil(t, rm0.Egress)
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assert.Equal(t, 2, len(rm0.Forwards))
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assert.Equal(t, path.IngressId, rm0.Forwards[0].SrcAddress)
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assert.Equal(t, l0.Id.Token, rm0.Forwards[0].DstAddress)
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assert.Equal(t, l0.Id.Token, rm0.Forwards[1].SrcAddress)
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assert.Equal(t, path.IngressId, rm0.Forwards[1].DstAddress)
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// transit route message
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rm1 := routeMessages[1]
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assert.Equal(t, s0.Token, rm1.SessionId)
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assert.Nil(t, rm1.Egress)
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assert.Equal(t, 2, len(rm1.Forwards))
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assert.Equal(t, l0.Id.Token, rm1.Forwards[0].SrcAddress)
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assert.Equal(t, l1.Id.Token, rm1.Forwards[0].DstAddress)
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assert.Equal(t, l1.Id.Token, rm1.Forwards[1].SrcAddress)
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assert.Equal(t, l0.Id.Token, rm1.Forwards[1].DstAddress)
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// egress route message
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rm2 := routeMessages[2]
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assert.Equal(t, s0.Token, rm2.SessionId)
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assert.NotNil(t, rm2.Egress)
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assert.Equal(t, path.EgressId, rm2.Egress.Address)
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assert.Equal(t, transportAddr.String(), rm2.Egress.Destination)
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assert.Equal(t, path.EgressId, rm2.Forwards[0].SrcAddress)
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assert.Equal(t, l1.Id.Token, rm2.Forwards[0].DstAddress)
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assert.Equal(t, l1.Id.Token, rm2.Forwards[1].SrcAddress)
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assert.Equal(t, path.EgressId, rm2.Forwards[1].DstAddress)
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}
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func newRouterForTest(id string, fingerprint string, advLstnr transport.Address, ctrl channel2.Channel) *Router {
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r := &Router{
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BaseEntity: models.BaseEntity{Id: id},
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Fingerprint: &fingerprint,
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Control: ctrl,
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}
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if advLstnr != nil {
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r.AdvertisedListener = advLstnr.String()
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}
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return r
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}
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type VersionProviderTest struct {
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}
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func (v VersionProviderTest) Branch() string {
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return "local"
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}
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func (v VersionProviderTest) EncoderDecoder() common.VersionEncDec {
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return &common.StdVersionEncDec
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}
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func (v VersionProviderTest) Version() string {
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return "v0.0.0"
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}
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func (v VersionProviderTest) BuildDate() string {
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return time.Now().String()
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}
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func (v VersionProviderTest) Revision() string {
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return ""
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}
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func (v VersionProviderTest) AsVersionInfo() *common.VersionInfo {
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return &common.VersionInfo{
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Version: v.Version(),
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Revision: v.Revision(),
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BuildDate: v.BuildDate(),
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OS: runtime.GOOS,
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Arch: runtime.GOARCH,
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}
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}
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func NewVersionProviderTest() common.VersionProvider {
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return &VersionProviderTest{}
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}
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func TestShortestPath(t *testing.T) {
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ctx := db.NewTestContext(t)
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defer ctx.Cleanup()
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req := assert.New(t)
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closeNotify := make(chan struct{})
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defer close(closeNotify)
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nodeId := &identity.TokenId{Token: "test"}
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network, err := NewNetwork(nodeId, nil, ctx.GetDb(), nil, NewVersionProviderTest(), closeNotify)
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req.NoError(err)
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addr := "tcp:0.0.0.0:0"
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transportAddr, err := tcp.AddressParser{}.Parse(addr)
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req.NoError(err)
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r0 := newRouterForTest("r0", "", transportAddr, nil)
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network.Routers.markConnected(r0)
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r1 := newRouterForTest("r1", "", transportAddr, nil)
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network.Routers.markConnected(r1)
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r2 := newRouterForTest("r2", "", transportAddr, nil)
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network.Routers.markConnected(r2)
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r3 := newRouterForTest("r3", "", transportAddr, nil)
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network.Routers.markConnected(r3)
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link := newLink(&identity.TokenId{Token: "l0"})
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link.SetStaticCost(2)
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link.SetDstLatency(10 * 1_000_000)
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link.SetSrcLatency(11 * 1_000_000)
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link.Src = r0
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link.Dst = r1
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link.addState(newLinkState(Connected))
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network.linkController.add(link)
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link = newLink(&identity.TokenId{Token: "l1"})
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link.SetStaticCost(5)
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link.SetDstLatency(15 * 1_000_000)
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link.SetSrcLatency(16 * 1_000_000)
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link.Src = r0
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link.Dst = r2
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link.addState(newLinkState(Connected))
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network.linkController.add(link)
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link = newLink(&identity.TokenId{Token: "l2"})
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link.SetStaticCost(9)
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link.SetDstLatency(20 * 1_000_000)
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link.SetSrcLatency(21 * 1_000_000)
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link.Src = r1
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link.Dst = r3
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link.addState(newLinkState(Connected))
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network.linkController.add(link)
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link = newLink(&identity.TokenId{Token: "l3"})
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link.SetStaticCost(13)
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link.SetDstLatency(25 * 1_000_000)
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link.SetSrcLatency(26 * 1_000_000)
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link.Src = r2
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link.Dst = r3
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link.addState(newLinkState(Connected))
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network.linkController.add(link)
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path, cost, err := network.shortestPath(r0, r3)
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req.NoError(err)
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req.NotNil(t, path)
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req.Equal(path[0], r0)
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req.Equal(path[1], r1)
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req.Equal(path[2], r3)
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expected := 10 + 11 + 2 + // link1 cost and src and dest latency
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9 + 20 + 21 // link2 cost and src and dest latency
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req.Equal(int64(expected), cost)
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}
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