133 lines
3.4 KiB
Go
133 lines
3.4 KiB
Go
// Copyright 2014 go-dockerclient authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package docker
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import (
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"bufio"
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"crypto/tls"
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"crypto/x509"
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"fmt"
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"io/ioutil"
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"net/http"
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"net/http/httptest"
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"strings"
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"testing"
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"time"
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)
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func TestEventListeners(t *testing.T) {
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testEventListeners("TestEventListeners", t, httptest.NewServer, NewClient)
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}
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func TestTLSEventListeners(t *testing.T) {
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testEventListeners("TestTLSEventListeners", t, func(handler http.Handler) *httptest.Server {
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server := httptest.NewUnstartedServer(handler)
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cert, err := tls.LoadX509KeyPair("testing/data/server.pem", "testing/data/serverkey.pem")
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if err != nil {
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t.Fatalf("Error loading server key pair: %s", err)
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}
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caCert, err := ioutil.ReadFile("testing/data/ca.pem")
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if err != nil {
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t.Fatalf("Error loading ca certificate: %s", err)
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}
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caPool := x509.NewCertPool()
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if !caPool.AppendCertsFromPEM(caCert) {
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t.Fatalf("Could not add ca certificate")
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}
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server.TLS = &tls.Config{
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Certificates: []tls.Certificate{cert},
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RootCAs: caPool,
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}
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server.StartTLS()
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return server
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}, func(url string) (*Client, error) {
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return NewTLSClient(url, "testing/data/cert.pem", "testing/data/key.pem", "testing/data/ca.pem")
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})
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}
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func testEventListeners(testName string, t *testing.T, buildServer func(http.Handler) *httptest.Server, buildClient func(string) (*Client, error)) {
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response := `{"status":"create","id":"dfdf82bd3881","from":"base:latest","time":1374067924}
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{"status":"start","id":"dfdf82bd3881","from":"base:latest","time":1374067924}
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{"status":"stop","id":"dfdf82bd3881","from":"base:latest","time":1374067966}
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{"status":"destroy","id":"dfdf82bd3881","from":"base:latest","time":1374067970}
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`
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server := buildServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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rsc := bufio.NewScanner(strings.NewReader(response))
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for rsc.Scan() {
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w.Write([]byte(rsc.Text()))
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w.(http.Flusher).Flush()
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time.Sleep(10 * time.Millisecond)
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}
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}))
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defer server.Close()
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client, err := buildClient(server.URL)
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if err != nil {
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t.Errorf("Failed to create client: %s", err)
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}
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client.SkipServerVersionCheck = true
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listener := make(chan *APIEvents, 10)
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defer func() {
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time.Sleep(10 * time.Millisecond)
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if err := client.RemoveEventListener(listener); err != nil {
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t.Error(err)
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}
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}()
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err = client.AddEventListener(listener)
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if err != nil {
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t.Errorf("Failed to add event listener: %s", err)
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}
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timeout := time.After(1 * time.Second)
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var count int
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for {
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select {
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case msg := <-listener:
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t.Logf("Received: %v", *msg)
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count++
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err = checkEvent(count, msg)
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if err != nil {
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t.Fatalf("Check event failed: %s", err)
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}
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if count == 4 {
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return
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}
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case <-timeout:
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t.Fatalf("%s timed out waiting on events", testName)
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}
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}
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}
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func checkEvent(index int, event *APIEvents) error {
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if event.ID != "dfdf82bd3881" {
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return fmt.Errorf("event ID did not match. Expected dfdf82bd3881 got %s", event.ID)
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}
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if event.From != "base:latest" {
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return fmt.Errorf("event from did not match. Expected base:latest got %s", event.From)
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}
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var status string
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switch index {
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case 1:
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status = "create"
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case 2:
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status = "start"
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case 3:
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status = "stop"
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case 4:
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status = "destroy"
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}
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if event.Status != status {
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return fmt.Errorf("event status did not match. Expected %s got %s", status, event.Status)
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}
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return nil
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}
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