/
service.go
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/
service.go
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package e2e
// Copyright 2021 FabEdge Team
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
import (
"context"
"fmt"
. "github.com/onsi/ginkgo"
corev1 "k8s.io/api/core/v1"
"sigs.k8s.io/controller-runtime/pkg/client"
"github.com/fabedge/fab-dns/test/e2e/framework"
)
var _ = Describe("FabDNS", func() {
It("any pod can access ClusterIP global service by domain name", func() {
for _, cluster := range clusters {
var clientPod corev1.Pod
err := cluster.client.Get(context.TODO(), client.ObjectKey{Namespace: testNamespace, Name: nameNetTool}, &clientPod)
framework.ExpectNoError(err)
url := fmt.Sprintf("%s.%s.svc.%s", serviceNameNginx, testNamespace, framework.TestContext.FabdnsZone)
framework.Logf("%s/%s visit global service %s ", cluster.name, nameNetTool, url)
_, _, err = cluster.execCurl(clientPod, url)
framework.ExpectNoError(err)
if framework.TestContext.IPv6Enabled {
framework.Logf("%s/%s visit global service %s using IPv6", cluster.name, nameNetTool, url)
_, _, err = cluster.execCurl6(clientPod, url)
framework.ExpectNoError(err)
}
}
})
It("any pod can access ClusterIP services of other clusters by domain name", func() {
for _, cluster := range clusters {
var clientPod corev1.Pod
err := cluster.client.Get(context.TODO(), client.ObjectKey{Namespace: testNamespace, Name: nameNetTool}, &clientPod)
framework.ExpectNoError(err)
for _, tc := range clusters {
if cluster.name == tc.name {
continue
}
url := fmt.Sprintf("%s.%s.%s.svc.%s", tc.name, serviceNameNginx, testNamespace, framework.TestContext.FabdnsZone)
framework.Logf("%s/%s visit global service %s ", cluster.name, nameNetTool, url)
_, _, err = cluster.execCurl(clientPod, url)
framework.ExpectNoError(err)
if framework.TestContext.IPv6Enabled {
framework.Logf("%s/%s visit global service %s using IPv6", cluster.name, nameNetTool, url)
_, _, err = cluster.execCurl6(clientPod, url)
framework.ExpectNoError(err)
}
}
}
})
It("any pod can access Headless global service by domain name", func() {
for _, cluster := range clusters {
var clientPod corev1.Pod
err := cluster.client.Get(context.TODO(), client.ObjectKey{Namespace: testNamespace, Name: nameNetTool}, &clientPod)
framework.ExpectNoError(err)
url := fmt.Sprintf("%s.%s.svc.%s", serviceNameMySQL, testNamespace, framework.TestContext.FabdnsZone)
framework.Logf("%s/%s visit global service %s ", cluster.name, nameNetTool, url)
_, _, err = cluster.execCurl(clientPod, url)
framework.ExpectNoError(err)
if framework.TestContext.IPv6Enabled {
framework.Logf("%s/%s visit global service %s using IPv6", cluster.name, nameNetTool, url)
_, _, err = cluster.execCurl6(clientPod, url)
framework.ExpectNoError(err)
}
}
})
It("any pod can access headless services of other clusters by domain name", func() {
for _, cluster := range clusters {
var clientPod corev1.Pod
err := cluster.client.Get(context.TODO(), client.ObjectKey{Namespace: testNamespace, Name: nameNetTool}, &clientPod)
framework.ExpectNoError(err)
for _, tc := range clusters {
if cluster.name == tc.name {
continue
}
url := fmt.Sprintf("%s.%s.%s.svc.%s", tc.name, serviceNameMySQL, testNamespace, framework.TestContext.FabdnsZone)
framework.Logf("%s/%s visit global service %s ", cluster.name, nameNetTool, url)
_, _, err = cluster.execCurl(clientPod, url)
framework.ExpectNoError(err)
if framework.TestContext.IPv6Enabled {
framework.Logf("%s/%s visit global service %s using IPv6", cluster.name, nameNetTool, url)
_, _, err = cluster.execCurl6(clientPod, url)
framework.ExpectNoError(err)
}
}
}
})
It("any pod can access each endpoint of Headless global service by domain name", func() {
for _, c1 := range clusters {
clientPod := corev1.Pod{}
err := c1.client.Get(context.TODO(), client.ObjectKey{Namespace: testNamespace, Name: nameNetTool}, &clientPod)
framework.ExpectNoError(err)
for _, c2 := range clusters {
for x := 0; x < 2; x++ {
hostname := fmt.Sprintf("%s-%d", nameMySQL, x)
url := fmt.Sprintf("%s.%s.%s.%s.svc.%s", hostname, c2.name,
serviceNameMySQL, testNamespace, framework.TestContext.FabdnsZone)
framework.Logf("%s/%s visit %s ", c1.name, nameNetTool, url)
_, _, err := c1.execCurl(clientPod, url)
framework.ExpectNoError(err)
if framework.TestContext.IPv6Enabled {
framework.Logf("%s/%s visit %s using IPv6", c1.name, nameNetTool, url)
_, _, err = c1.execCurl6(clientPod, url)
framework.ExpectNoError(err)
}
}
}
}
})
})