142 lines
4.2 KiB
Go
142 lines
4.2 KiB
Go
//go:build integration
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/*
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Copyright 2020 The Kubernetes Authors All rights reserved.
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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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http://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 integration
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import (
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"context"
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"fmt"
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"os/exec"
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"strings"
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"testing"
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"k8s.io/minikube/pkg/drivers/kic/oci"
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)
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// TestKicCustomNetwork verifies the docker driver works with a custom network
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func TestKicCustomNetwork(t *testing.T) {
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if !KicDriver() {
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t.Skip("only runs with docker driver")
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}
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tests := []struct {
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description string
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networkName string
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}{
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{
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description: "create custom network",
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}, {
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description: "use default bridge network",
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networkName: "bridge",
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},
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}
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for _, test := range tests {
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t.Run(test.description, func(t *testing.T) {
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profile := UniqueProfileName("docker-network")
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ctx, cancel := context.WithTimeout(context.Background(), Minutes(5))
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defer Cleanup(t, profile, cancel)
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startArgs := []string{"start", "-p", profile, fmt.Sprintf("--network=%s", test.networkName)}
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c := exec.CommandContext(ctx, Target(), startArgs...)
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rr, err := Run(t, c)
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if err != nil {
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t.Fatalf("%v failed: %v\n%v", rr.Command(), err, rr.Output())
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}
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nn := test.networkName
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if nn == "" {
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nn = profile
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}
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verifyNetworkExists(ctx, t, nn)
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})
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}
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}
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// TestKicExistingNetwork verifies the docker driver and run with an existing network
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func TestKicExistingNetwork(t *testing.T) {
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if !KicDriver() {
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t.Skip("only runs with docker driver")
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}
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// create custom network
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networkName := "existing-network"
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if _, err := oci.CreateNetwork(oci.Docker, networkName, ""); err != nil {
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t.Fatalf("error creating network: %v", err)
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}
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defer func() {
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if err := oci.DeleteKICNetworks(oci.Docker); err != nil {
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t.Logf("error deleting kic network, may need to delete manually: %v", err)
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}
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}()
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profile := UniqueProfileName("existing-network")
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ctx, cancel := context.WithTimeout(context.Background(), Minutes(5))
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defer Cleanup(t, profile, cancel)
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verifyNetworkExists(ctx, t, networkName)
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startArgs := []string{"start", "-p", profile, fmt.Sprintf("--network=%s", networkName)}
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c := exec.CommandContext(ctx, Target(), startArgs...)
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rr, err := Run(t, c)
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if err != nil {
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t.Fatalf("%v failed: %v\n%v", rr.Command(), err, rr.Output())
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}
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}
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// TestKicCustomSubnet verifies the docker/podman driver works with a custom subnet
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func TestKicCustomSubnet(t *testing.T) {
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if !KicDriver() {
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t.Skip("only runs with docker/podman driver")
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}
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profile := UniqueProfileName("custom-subnet")
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ctx, cancel := context.WithTimeout(context.Background(), Minutes(5))
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defer Cleanup(t, profile, cancel)
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subnet := "192.168.60.0/24"
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startArgs := []string{"start", "-p", profile, fmt.Sprintf("--subnet=%s", subnet)}
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c := exec.CommandContext(ctx, Target(), startArgs...)
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rr, err := Run(t, c)
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if err != nil {
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t.Fatalf("%v failed: %v\n%v", rr.Command(), err, rr.Output())
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}
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verifySubnet(ctx, t, profile, subnet)
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}
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func verifyNetworkExists(ctx context.Context, t *testing.T, networkName string) {
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c := exec.CommandContext(ctx, "docker", "network", "ls", "--format", "{{.Name}}")
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rr, err := Run(t, c)
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if err != nil {
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t.Fatalf("%v failed: %v\n%v", rr.Command(), err, rr.Output())
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}
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if output := rr.Output(); !strings.Contains(output, networkName) {
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t.Fatalf("%s network is not listed by [%v]: %v", networkName, c.Args, output)
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}
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}
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func verifySubnet(ctx context.Context, t *testing.T, network, subnet string) {
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c := exec.CommandContext(ctx, "docker", "network", "inspect", network, "--format", "{{(index .IPAM.Config 0).Subnet}}")
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rr, err := Run(t, c)
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if err != nil {
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t.Fatalf("%v failed: %v\n%v", rr.Command(), err, rr.Output())
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}
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if output := strings.TrimSpace(rr.Output()); !strings.Contains(output, subnet) {
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t.Fatalf("%s subnet not match to %v", subnet, output)
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}
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}
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