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Merge pull request #21 from fedepaol/receivetests
Implement receiving / filtering prefixes from outside
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// SPDX-License-Identifier:Apache-2.0 | ||
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package tests | ||
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import ( | ||
"github.com/onsi/ginkgo/v2" | ||
"go.universe.tf/e2etest/pkg/frr/container" | ||
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frrk8sv1beta1 "github.com/metallb/frrk8s/api/v1beta1" | ||
"github.com/metallb/frrk8stests/pkg/config" | ||
"github.com/metallb/frrk8stests/pkg/dump" | ||
"github.com/metallb/frrk8stests/pkg/infra" | ||
"github.com/metallb/frrk8stests/pkg/k8s" | ||
frrconfig "go.universe.tf/e2etest/pkg/frr/config" | ||
"go.universe.tf/e2etest/pkg/ipfamily" | ||
v1 "k8s.io/api/core/v1" | ||
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" | ||
clientset "k8s.io/client-go/kubernetes" | ||
"k8s.io/kubernetes/test/e2e/framework" | ||
admissionapi "k8s.io/pod-security-admission/api" | ||
) | ||
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var _ = ginkgo.Describe("Receiving routes", func() { | ||
var cs clientset.Interface | ||
var f *framework.Framework | ||
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defer ginkgo.GinkgoRecover() | ||
clientconfig, err := framework.LoadConfig() | ||
framework.ExpectNoError(err) | ||
updater, err := config.NewUpdater(clientconfig) | ||
framework.ExpectNoError(err) | ||
reporter := dump.NewK8sReporter(framework.TestContext.KubeConfig, k8s.FRRK8sNamespace) | ||
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f = framework.NewDefaultFramework("bgpfrr") | ||
f.NamespacePodSecurityEnforceLevel = admissionapi.LevelPrivileged | ||
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ginkgo.AfterEach(func() { | ||
if ginkgo.CurrentSpecReport().Failed() { | ||
testName := ginkgo.CurrentSpecReport().LeafNodeText | ||
dump.K8sInfo(testName, reporter) | ||
dump.BGPInfo(testName, infra.FRRContainers, f.ClientSet, f) | ||
} | ||
}) | ||
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ginkgo.BeforeEach(func() { | ||
ginkgo.By("Clearing any previous configuration") | ||
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for _, c := range infra.FRRContainers { | ||
err := c.UpdateBGPConfigFile(frrconfig.Empty) | ||
framework.ExpectNoError(err) | ||
} | ||
err := updater.Clean() | ||
framework.ExpectNoError(err) | ||
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cs = f.ClientSet | ||
}) | ||
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ginkgo.Context("Receiving IPs", func() { | ||
type params struct { | ||
vrf string | ||
ipFamily ipfamily.Family | ||
myAsn uint32 | ||
toAdvertiseV4 []string | ||
toAdvertiseV6 []string | ||
modifyPeers func([]config.Peer, []config.Peer) | ||
validate func([]config.Peer, []config.Peer, []*v1.Pod) | ||
} | ||
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ginkgo.DescribeTable("Works with external frrs", func(p params) { | ||
frrs := config.ContainersForVRF(infra.FRRContainers, p.vrf) | ||
peersV4, peersV6 := config.PeersForContainers(frrs, p.ipFamily) | ||
p.modifyPeers(peersV4, peersV6) | ||
neighbors := config.NeighborsFromPeers(peersV4, peersV6) | ||
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config := frrk8sv1beta1.FRRConfiguration{ | ||
ObjectMeta: metav1.ObjectMeta{ | ||
Name: "test", | ||
Namespace: "default", | ||
}, | ||
Spec: frrk8sv1beta1.FRRConfigurationSpec{ | ||
BGP: frrk8sv1beta1.BGPConfig{ | ||
Routers: []frrk8sv1beta1.Router{ | ||
{ | ||
ASN: p.myAsn, | ||
VRF: p.vrf, | ||
Neighbors: neighbors, | ||
}, | ||
}, | ||
}, | ||
}, | ||
} | ||
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ginkgo.By("pairing with nodes") | ||
for _, c := range frrs { | ||
err := container.PairWithNodes(cs, c, p.ipFamily, func(frr *container.FRR) { | ||
frr.NeighborConfig.ToAdvertiseV4 = p.toAdvertiseV4 | ||
frr.NeighborConfig.ToAdvertiseV6 = p.toAdvertiseV6 | ||
}) | ||
framework.ExpectNoError(err) | ||
} | ||
err := updater.Update(config) | ||
framework.ExpectNoError(err) | ||
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nodes, err := k8s.Nodes(cs) | ||
framework.ExpectNoError(err) | ||
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for _, c := range frrs { | ||
ValidateFRRPeeredWithNodes(nodes, c, p.ipFamily) | ||
} | ||
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pods, err := k8s.FRRK8sPods(cs) | ||
framework.ExpectNoError(err) | ||
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ginkgo.By("validating") | ||
p.validate(peersV4, peersV6, pods) | ||
}, | ||
ginkgo.Entry("IPV4 - receive ips from all", params{ | ||
ipFamily: ipfamily.IPv4, | ||
vrf: "", | ||
myAsn: infra.FRRK8sASN, | ||
toAdvertiseV4: []string{"192.168.2.0/24", "192.169.2.0/24"}, | ||
modifyPeers: func(ppV4 []config.Peer, ppV6 []config.Peer) { | ||
for i := range ppV4 { | ||
ppV4[i].Neigh.ToReceive.Allowed.Mode = frrk8sv1beta1.AllowAll | ||
} | ||
}, | ||
validate: func(ppV4 []config.Peer, ppV6 []config.Peer, pods []*v1.Pod) { | ||
for _, p := range ppV4 { | ||
ValidateNodesHaveRoutes(pods, p.FRR, []string{"192.168.2.0/24", "192.169.2.0/24"}...) | ||
} | ||
}, | ||
}), | ||
ginkgo.Entry("IPV4 - receive ips from some, all mode", params{ | ||
ipFamily: ipfamily.IPv4, | ||
vrf: "", | ||
myAsn: infra.FRRK8sASN, | ||
toAdvertiseV4: []string{"192.168.2.0/24", "192.169.2.0/24"}, | ||
modifyPeers: func(ppV4 []config.Peer, ppV6 []config.Peer) { | ||
ppV4[0].Neigh.ToReceive.Allowed.Mode = frrk8sv1beta1.AllowAll | ||
}, | ||
validate: func(ppV4 []config.Peer, ppV6 []config.Peer, pods []*v1.Pod) { | ||
ValidateNodesHaveRoutes(pods, ppV4[0].FRR, []string{"192.168.2.0/24", "192.169.2.0/24"}...) | ||
for _, p := range ppV4[1:] { | ||
ValidateNodesDoNotHaveRoutes(pods, p.FRR, []string{"192.168.2.0/24", "192.169.2.0/24"}...) | ||
} | ||
}, | ||
}), | ||
ginkgo.Entry("IPV4 - receive ips from some, explicit mode", params{ | ||
ipFamily: ipfamily.IPv4, | ||
vrf: "", | ||
myAsn: infra.FRRK8sASN, | ||
toAdvertiseV4: []string{"192.168.2.0/24", "192.169.2.0/24", "192.170.2.0/24"}, | ||
modifyPeers: func(ppV4 []config.Peer, ppV6 []config.Peer) { | ||
ppV4[0].Neigh.ToReceive.Allowed.Prefixes = []string{"192.168.2.0/24", "192.169.2.0/24"} | ||
}, | ||
validate: func(ppV4 []config.Peer, ppV6 []config.Peer, pods []*v1.Pod) { | ||
ValidateNodesHaveRoutes(pods, ppV4[0].FRR, []string{"192.168.2.0/24", "192.169.2.0/24"}...) | ||
ValidateNodesDoNotHaveRoutes(pods, ppV4[0].FRR, []string{"192.170.2.0/24"}...) | ||
for _, p := range ppV4[1:] { | ||
ValidateNodesDoNotHaveRoutes(pods, p.FRR, []string{"192.168.2.0/24", "192.169.2.0/24", "192.170.2.0/24"}...) | ||
} | ||
}, | ||
}), | ||
ginkgo.Entry("IPV6 - receive ips from all", params{ | ||
ipFamily: ipfamily.IPv6, | ||
vrf: "", | ||
myAsn: infra.FRRK8sASN, | ||
toAdvertiseV6: []string{"fc00:f853:ccd:e799::/64", "fc00:f853:ccd:e800::/64"}, | ||
modifyPeers: func(ppV4 []config.Peer, ppV6 []config.Peer) { | ||
for i := range ppV4 { | ||
ppV4[i].Neigh.ToReceive.Allowed.Mode = frrk8sv1beta1.AllowAll | ||
} | ||
for i := range ppV6 { | ||
ppV6[i].Neigh.ToReceive.Allowed.Mode = frrk8sv1beta1.AllowAll | ||
} | ||
}, | ||
validate: func(ppV4 []config.Peer, ppV6 []config.Peer, pods []*v1.Pod) { | ||
for _, p := range ppV6 { | ||
ValidateNodesHaveRoutes(pods, p.FRR, []string{"fc00:f853:ccd:e799::/64", "fc00:f853:ccd:e800::/64"}...) | ||
} | ||
}, | ||
}), | ||
ginkgo.Entry("IPV6 - receive ips from some, explicit mode", params{ | ||
ipFamily: ipfamily.IPv6, | ||
vrf: "", | ||
myAsn: infra.FRRK8sASN, | ||
toAdvertiseV6: []string{"fc00:f853:ccd:e799::/64", "fc00:f853:ccd:e800::/64"}, | ||
modifyPeers: func(ppV4 []config.Peer, ppV6 []config.Peer) { | ||
ppV6[0].Neigh.ToReceive.Allowed.Prefixes = []string{"fc00:f853:ccd:e799::/64"} | ||
}, | ||
validate: func(ppV4 []config.Peer, ppV6 []config.Peer, pods []*v1.Pod) { | ||
ValidateNodesHaveRoutes(pods, ppV6[0].FRR, []string{"fc00:f853:ccd:e799::/64"}...) | ||
ValidateNodesDoNotHaveRoutes(pods, ppV6[0].FRR, []string{"fc00:f853:ccd:e800::/64"}...) | ||
for _, p := range ppV6[1:] { | ||
ValidateNodesDoNotHaveRoutes(pods, p.FRR, []string{"fc00:f853:ccd:e799::/64", "fc00:f853:ccd:e800::/64"}...) | ||
} | ||
}, | ||
}), | ||
ginkgo.Entry("IPV4 - VRF - receive ips from some, all mode", params{ | ||
ipFamily: ipfamily.IPv4, | ||
vrf: infra.VRFName, | ||
myAsn: infra.FRRK8sASNVRF, | ||
toAdvertiseV4: []string{"192.168.2.0/24", "192.169.2.0/24"}, | ||
modifyPeers: func(ppV4 []config.Peer, ppV6 []config.Peer) { | ||
ppV4[0].Neigh.ToReceive.Allowed.Mode = frrk8sv1beta1.AllowAll | ||
}, | ||
validate: func(ppV4 []config.Peer, ppV6 []config.Peer, pods []*v1.Pod) { | ||
ValidateNodesHaveRoutes(pods, ppV4[0].FRR, []string{"192.168.2.0/24", "192.169.2.0/24"}...) | ||
for _, p := range ppV4[1:] { | ||
ValidateNodesDoNotHaveRoutes(pods, p.FRR, []string{"192.168.2.0/24", "192.169.2.0/24"}...) | ||
} | ||
}, | ||
}), | ||
ginkgo.Entry("IPV4 - VRF - receive ips from some, explicit mode", params{ | ||
ipFamily: ipfamily.IPv4, | ||
vrf: infra.VRFName, | ||
myAsn: infra.FRRK8sASNVRF, | ||
toAdvertiseV4: []string{"192.168.2.0/24", "192.169.2.0/24", "192.170.2.0/24"}, | ||
modifyPeers: func(ppV4 []config.Peer, ppV6 []config.Peer) { | ||
ppV4[0].Neigh.ToReceive.Allowed.Prefixes = []string{"192.168.2.0/24", "192.169.2.0/24"} | ||
}, | ||
validate: func(ppV4 []config.Peer, ppV6 []config.Peer, pods []*v1.Pod) { | ||
ValidateNodesHaveRoutes(pods, ppV4[0].FRR, []string{"192.168.2.0/24", "192.169.2.0/24"}...) | ||
ValidateNodesDoNotHaveRoutes(pods, ppV4[0].FRR, []string{"192.170.2.0/24"}...) | ||
for _, p := range ppV4[1:] { | ||
ValidateNodesDoNotHaveRoutes(pods, p.FRR, []string{"192.168.2.0/24", "192.169.2.0/24", "192.170.2.0/24"}...) | ||
} | ||
}, | ||
}), | ||
ginkgo.Entry("IPV6 - VRF - receive ips from all", params{ | ||
ipFamily: ipfamily.IPv6, | ||
vrf: infra.VRFName, | ||
myAsn: infra.FRRK8sASNVRF, | ||
toAdvertiseV6: []string{"fc00:f853:ccd:e799::/64", "fc00:f853:ccd:e800::/64"}, | ||
modifyPeers: func(ppV4 []config.Peer, ppV6 []config.Peer) { | ||
for i := range ppV4 { | ||
ppV4[i].Neigh.ToReceive.Allowed.Mode = frrk8sv1beta1.AllowAll | ||
} | ||
for i := range ppV6 { | ||
ppV6[i].Neigh.ToReceive.Allowed.Mode = frrk8sv1beta1.AllowAll | ||
} | ||
}, | ||
validate: func(ppV4 []config.Peer, ppV6 []config.Peer, pods []*v1.Pod) { | ||
for _, p := range ppV6 { | ||
ValidateNodesHaveRoutes(pods, p.FRR, []string{"fc00:f853:ccd:e799::/64", "fc00:f853:ccd:e800::/64"}...) | ||
} | ||
}, | ||
}), | ||
ginkgo.Entry("DUALSTACK - receive ips from all", params{ | ||
ipFamily: ipfamily.DualStack, | ||
vrf: "", | ||
myAsn: infra.FRRK8sASN, | ||
toAdvertiseV4: []string{"192.168.2.0/24", "192.169.2.0/24"}, | ||
toAdvertiseV6: []string{"fc00:f853:ccd:e799::/64", "fc00:f853:ccd:e800::/64"}, | ||
modifyPeers: func(ppV4 []config.Peer, ppV6 []config.Peer) { | ||
for i := range ppV4 { | ||
ppV4[i].Neigh.ToReceive.Allowed.Mode = frrk8sv1beta1.AllowAll | ||
} | ||
for i := range ppV6 { | ||
ppV6[i].Neigh.ToReceive.Allowed.Mode = frrk8sv1beta1.AllowAll | ||
} | ||
}, | ||
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validate: func(ppV4 []config.Peer, ppV6 []config.Peer, pods []*v1.Pod) { | ||
for _, p := range ppV4 { | ||
ValidateNodesHaveRoutes(pods, p.FRR, []string{"192.168.2.0/24", "192.169.2.0/24"}...) | ||
} | ||
for _, p := range ppV6 { | ||
ValidateNodesHaveRoutes(pods, p.FRR, []string{"fc00:f853:ccd:e799::/64", "fc00:f853:ccd:e800::/64"}...) | ||
} | ||
}, | ||
}), | ||
ginkgo.Entry("DUALSTACK - receive ips from some, explicit mode", params{ | ||
ipFamily: ipfamily.DualStack, | ||
vrf: "", | ||
myAsn: infra.FRRK8sASN, | ||
toAdvertiseV4: []string{"192.168.2.0/24", "192.169.2.0/24"}, | ||
toAdvertiseV6: []string{"fc00:f853:ccd:e799::/64", "fc00:f853:ccd:e800::/64"}, | ||
modifyPeers: func(ppV4 []config.Peer, ppV6 []config.Peer) { | ||
ppV4[0].Neigh.ToReceive.Allowed.Prefixes = []string{"192.169.2.0/24"} | ||
ppV6[0].Neigh.ToReceive.Allowed.Prefixes = []string{"fc00:f853:ccd:e799::/64"} | ||
}, | ||
validate: func(ppV4 []config.Peer, ppV6 []config.Peer, pods []*v1.Pod) { | ||
ValidateNodesHaveRoutes(pods, ppV4[0].FRR, []string{"192.169.2.0/24"}...) | ||
ValidateNodesDoNotHaveRoutes(pods, ppV4[0].FRR, []string{"192.168.2.0/24"}...) | ||
for _, p := range ppV4[1:] { | ||
ValidateNodesDoNotHaveRoutes(pods, p.FRR, []string{"192.168.2.0/24", "192.169.2.0/24"}...) | ||
} | ||
ValidateNodesHaveRoutes(pods, ppV6[0].FRR, []string{"fc00:f853:ccd:e799::/64"}...) | ||
ValidateNodesDoNotHaveRoutes(pods, ppV6[0].FRR, []string{"fc00:f853:ccd:e800::/64"}...) | ||
for _, p := range ppV6[1:] { | ||
ValidateNodesDoNotHaveRoutes(pods, p.FRR, []string{"fc00:f853:ccd:e799::/64", "fc00:f853:ccd:e800::/64"}...) | ||
} | ||
}, | ||
}), | ||
) | ||
}) | ||
}) |
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