2018-02-02 22:23:12 +00:00
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package swarm
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import (
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2017-06-15 19:06:08 +00:00
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"context"
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"runtime"
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"testing"
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2018-03-27 03:36:55 +00:00
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"time"
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2017-06-15 19:06:08 +00:00
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"github.com/docker/docker/api/types"
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"github.com/docker/docker/api/types/filters"
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swarmtypes "github.com/docker/docker/api/types/swarm"
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"github.com/docker/docker/client"
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"github.com/docker/docker/internal/test/daemon"
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"github.com/docker/docker/internal/test/environment"
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"github.com/gotestyourself/gotestyourself/assert"
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"github.com/gotestyourself/gotestyourself/poll"
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"github.com/gotestyourself/gotestyourself/skip"
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)
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2018-03-27 03:36:55 +00:00
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// ServicePoll tweaks the pollSettings for `service`
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func ServicePoll(config *poll.Settings) {
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// Override the default pollSettings for `service` resource here ...
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if runtime.GOARCH == "arm64" || runtime.GOARCH == "arm" {
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config.Timeout = 1 * time.Minute
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config.Delay = 100 * time.Millisecond
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}
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}
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// NetworkPoll tweaks the pollSettings for `network`
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func NetworkPoll(config *poll.Settings) {
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// Override the default pollSettings for `network` resource here ...
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config.Timeout = 30 * time.Second
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config.Delay = 100 * time.Millisecond
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if runtime.GOARCH == "arm64" || runtime.GOARCH == "arm" {
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config.Timeout = 50 * time.Second
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}
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}
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// ContainerPoll tweaks the pollSettings for `container`
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func ContainerPoll(config *poll.Settings) {
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// Override the default pollSettings for `container` resource here ...
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if runtime.GOARCH == "arm64" || runtime.GOARCH == "arm" {
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config.Timeout = 30 * time.Second
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config.Delay = 100 * time.Millisecond
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}
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}
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2018-02-02 22:36:59 +00:00
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// NewSwarm creates a swarm daemon for testing
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func NewSwarm(t *testing.T, testEnv *environment.Execution, ops ...func(*daemon.Daemon)) *daemon.Daemon {
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skip.IfCondition(t, testEnv.IsRemoteDaemon())
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if testEnv.DaemonInfo.ExperimentalBuild {
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ops = append(ops, daemon.WithExperimental)
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}
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d := daemon.New(t, ops...)
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// avoid networking conflicts
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args := []string{"--iptables=false", "--swarm-default-advertise-addr=lo"}
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d.StartWithBusybox(t, args...)
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d.SwarmInit(t, swarmtypes.InitRequest{})
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return d
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}
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// ServiceSpecOpt is used with `CreateService` to pass in service spec modifiers
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type ServiceSpecOpt func(*swarmtypes.ServiceSpec)
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// CreateService creates a service on the passed in swarm daemon.
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func CreateService(t *testing.T, d *daemon.Daemon, opts ...ServiceSpecOpt) string {
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spec := defaultServiceSpec()
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for _, o := range opts {
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o(&spec)
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}
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client := GetClient(t, d)
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resp, err := client.ServiceCreate(context.Background(), spec, types.ServiceCreateOptions{})
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assert.NilError(t, err, "error creating service")
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return resp.ID
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}
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func defaultServiceSpec() swarmtypes.ServiceSpec {
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var spec swarmtypes.ServiceSpec
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ServiceWithImage("busybox:latest")(&spec)
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ServiceWithCommand([]string{"/bin/top"})(&spec)
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ServiceWithReplicas(1)(&spec)
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return spec
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}
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// ServiceWithImage sets the image to use for the service
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func ServiceWithImage(image string) func(*swarmtypes.ServiceSpec) {
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return func(spec *swarmtypes.ServiceSpec) {
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ensureContainerSpec(spec)
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spec.TaskTemplate.ContainerSpec.Image = image
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}
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}
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// ServiceWithCommand sets the command to use for the service
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func ServiceWithCommand(cmd []string) ServiceSpecOpt {
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return func(spec *swarmtypes.ServiceSpec) {
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ensureContainerSpec(spec)
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spec.TaskTemplate.ContainerSpec.Command = cmd
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}
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}
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// ServiceWithConfig adds the config reference to the service
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func ServiceWithConfig(configRef *swarmtypes.ConfigReference) ServiceSpecOpt {
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return func(spec *swarmtypes.ServiceSpec) {
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ensureContainerSpec(spec)
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spec.TaskTemplate.ContainerSpec.Configs = append(spec.TaskTemplate.ContainerSpec.Configs, configRef)
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}
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}
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// ServiceWithSecret adds the secret reference to the service
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func ServiceWithSecret(secretRef *swarmtypes.SecretReference) ServiceSpecOpt {
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return func(spec *swarmtypes.ServiceSpec) {
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ensureContainerSpec(spec)
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spec.TaskTemplate.ContainerSpec.Secrets = append(spec.TaskTemplate.ContainerSpec.Secrets, secretRef)
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}
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}
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// ServiceWithReplicas sets the replicas for the service
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func ServiceWithReplicas(n uint64) ServiceSpecOpt {
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return func(spec *swarmtypes.ServiceSpec) {
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spec.Mode = swarmtypes.ServiceMode{
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Replicated: &swarmtypes.ReplicatedService{
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Replicas: &n,
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},
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}
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}
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}
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// ServiceWithName sets the name of the service
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func ServiceWithName(name string) ServiceSpecOpt {
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return func(spec *swarmtypes.ServiceSpec) {
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spec.Annotations.Name = name
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}
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}
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// GetRunningTasks gets the list of running tasks for a service
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func GetRunningTasks(t *testing.T, d *daemon.Daemon, serviceID string) []swarmtypes.Task {
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client := GetClient(t, d)
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filterArgs := filters.NewArgs()
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filterArgs.Add("desired-state", "running")
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filterArgs.Add("service", serviceID)
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options := types.TaskListOptions{
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Filters: filterArgs,
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}
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tasks, err := client.TaskList(context.Background(), options)
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assert.NilError(t, err)
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return tasks
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}
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// ExecTask runs the passed in exec config on the given task
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func ExecTask(t *testing.T, d *daemon.Daemon, task swarmtypes.Task, config types.ExecConfig) types.HijackedResponse {
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client := GetClient(t, d)
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ctx := context.Background()
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resp, err := client.ContainerExecCreate(ctx, task.Status.ContainerStatus.ContainerID, config)
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assert.NilError(t, err, "error creating exec")
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startCheck := types.ExecStartCheck{}
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attach, err := client.ContainerExecAttach(ctx, resp.ID, startCheck)
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assert.NilError(t, err, "error attaching to exec")
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return attach
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}
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func ensureContainerSpec(spec *swarmtypes.ServiceSpec) {
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if spec.TaskTemplate.ContainerSpec == nil {
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spec.TaskTemplate.ContainerSpec = &swarmtypes.ContainerSpec{}
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}
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}
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// GetClient creates a new client for the passed in swarm daemon.
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func GetClient(t *testing.T, d *daemon.Daemon) client.APIClient {
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client, err := client.NewClientWithOpts(client.WithHost((d.Sock())))
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assert.NilError(t, err)
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return client
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}
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