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moby--moby/registry/registry_mock_test.go
2013-08-15 11:42:40 +00:00

346 lines
11 KiB
Go

package registry
import (
"encoding/json"
"fmt"
"github.com/dotcloud/docker/utils"
"github.com/gorilla/mux"
"io"
"io/ioutil"
"net/http"
"net/http/httptest"
"net/url"
"strconv"
"strings"
"testing"
"time"
)
var (
testHttpServer *httptest.Server
testLayers = map[string]map[string]string{
"77dbf71da1d00e3fbddc480176eac8994025630c6590d11cfc8fe1209c2a1d20": {
"json": `{"id":"77dbf71da1d00e3fbddc480176eac8994025630c6590d11cfc8fe1209c2a1d20",
"comment":"test base image","created":"2013-03-23T12:53:11.10432-07:00",
"container_config":{"Hostname":"","User":"","Memory":0,"MemorySwap":0,
"CpuShares":0,"AttachStdin":false,"AttachStdout":false,"AttachStderr":false,
"PortSpecs":null,"Tty":false,"OpenStdin":false,"StdinOnce":false,
"Env":null,"Cmd":null,"Dns":null,"Image":"","Volumes":null,
"VolumesFrom":"","Entrypoint":null},"Size":424242}`,
"checksum_simple": "sha256:1ac330d56e05eef6d438586545ceff7550d3bdcb6b19961f12c5ba714ee1bb37",
"checksum_tarsum": "tarsum+sha256:4409a0685741ca86d38df878ed6f8cbba4c99de5dc73cd71aef04be3bb70be7c",
"ancestry": `["77dbf71da1d00e3fbddc480176eac8994025630c6590d11cfc8fe1209c2a1d20"]`,
"layer": string([]byte{
0x1f, 0x8b, 0x08, 0x08, 0x0e, 0xb0, 0xee, 0x51, 0x02, 0x03, 0x6c, 0x61, 0x79, 0x65,
0x72, 0x2e, 0x74, 0x61, 0x72, 0x00, 0xed, 0xd2, 0x31, 0x0e, 0xc2, 0x30, 0x0c, 0x05,
0x50, 0xcf, 0x9c, 0xc2, 0x27, 0x48, 0xed, 0x38, 0x4e, 0xce, 0x13, 0x44, 0x2b, 0x66,
0x62, 0x24, 0x8e, 0x4f, 0xa0, 0x15, 0x63, 0xb6, 0x20, 0x21, 0xfc, 0x96, 0xbf, 0x78,
0xb0, 0xf5, 0x1d, 0x16, 0x98, 0x8e, 0x88, 0x8a, 0x2a, 0xbe, 0x33, 0xef, 0x49, 0x31,
0xed, 0x79, 0x40, 0x8e, 0x5c, 0x44, 0x85, 0x88, 0x33, 0x12, 0x73, 0x2c, 0x02, 0xa8,
0xf0, 0x05, 0xf7, 0x66, 0xf5, 0xd6, 0x57, 0x69, 0xd7, 0x7a, 0x19, 0xcd, 0xf5, 0xb1,
0x6d, 0x1b, 0x1f, 0xf9, 0xba, 0xe3, 0x93, 0x3f, 0x22, 0x2c, 0xb6, 0x36, 0x0b, 0xf6,
0xb0, 0xa9, 0xfd, 0xe7, 0x94, 0x46, 0xfd, 0xeb, 0xd1, 0x7f, 0x2c, 0xc4, 0xd2, 0xfb,
0x97, 0xfe, 0x02, 0x80, 0xe4, 0xfd, 0x4f, 0x77, 0xae, 0x6d, 0x3d, 0x81, 0x73, 0xce,
0xb9, 0x7f, 0xf3, 0x04, 0x41, 0xc1, 0xab, 0xc6, 0x00, 0x0a, 0x00, 0x00,
}),
},
"42d718c941f5c532ac049bf0b0ab53f0062f09a03afd4aa4a02c098e46032b9d": {
"json": `{"id":"42d718c941f5c532ac049bf0b0ab53f0062f09a03afd4aa4a02c098e46032b9d",
"parent":"77dbf71da1d00e3fbddc480176eac8994025630c6590d11cfc8fe1209c2a1d20",
"comment":"test base image","created":"2013-03-23T12:55:11.10432-07:00",
"container_config":{"Hostname":"","User":"","Memory":0,"MemorySwap":0,
"CpuShares":0,"AttachStdin":false,"AttachStdout":false,"AttachStderr":false,
"PortSpecs":null,"Tty":false,"OpenStdin":false,"StdinOnce":false,
"Env":null,"Cmd":null,"Dns":null,"Image":"","Volumes":null,
"VolumesFrom":"","Entrypoint":null},"Size":424242}`,
"checksum_simple": "sha256:bea7bf2e4bacd479344b737328db47b18880d09096e6674165533aa994f5e9f2",
"checksum_tarsum": "tarsum+sha256:68fdb56fb364f074eec2c9b3f85ca175329c4dcabc4a6a452b7272aa613a07a2",
"ancestry": `["42d718c941f5c532ac049bf0b0ab53f0062f09a03afd4aa4a02c098e46032b9d",
"77dbf71da1d00e3fbddc480176eac8994025630c6590d11cfc8fe1209c2a1d20"]`,
"layer": string([]byte{
0x1f, 0x8b, 0x08, 0x08, 0xbd, 0xb3, 0xee, 0x51, 0x02, 0x03, 0x6c, 0x61, 0x79, 0x65,
0x72, 0x2e, 0x74, 0x61, 0x72, 0x00, 0xed, 0xd1, 0x31, 0x0e, 0xc2, 0x30, 0x0c, 0x05,
0x50, 0xcf, 0x9c, 0xc2, 0x27, 0x48, 0x9d, 0x38, 0x8e, 0xcf, 0x53, 0x51, 0xaa, 0x56,
0xea, 0x44, 0x82, 0xc4, 0xf1, 0x09, 0xb4, 0xea, 0x98, 0x2d, 0x48, 0x08, 0xbf, 0xe5,
0x2f, 0x1e, 0xfc, 0xf5, 0xdd, 0x00, 0xdd, 0x11, 0x91, 0x8a, 0xe0, 0x27, 0xd3, 0x9e,
0x14, 0xe2, 0x9e, 0x07, 0xf4, 0xc1, 0x2b, 0x0b, 0xfb, 0xa4, 0x82, 0xe4, 0x3d, 0x93,
0x02, 0x0a, 0x7c, 0xc1, 0x23, 0x97, 0xf1, 0x5e, 0x5f, 0xc9, 0xcb, 0x38, 0xb5, 0xee,
0xea, 0xd9, 0x3c, 0xb7, 0x4b, 0xbe, 0x7b, 0x9c, 0xf9, 0x23, 0xdc, 0x50, 0x6e, 0xb9,
0xb8, 0xf2, 0x2c, 0x5d, 0xf7, 0x4f, 0x31, 0xb6, 0xf6, 0x4f, 0xc7, 0xfe, 0x41, 0x55,
0x63, 0xdd, 0x9f, 0x89, 0x09, 0x90, 0x6c, 0xff, 0xee, 0xae, 0xcb, 0xba, 0x4d, 0x17,
0x30, 0xc6, 0x18, 0xf3, 0x67, 0x5e, 0xc1, 0xed, 0x21, 0x5d, 0x00, 0x0a, 0x00, 0x00,
}),
},
}
testRepositories = map[string]map[string]string{
"foo42/bar": {
"latest": "42d718c941f5c532ac049bf0b0ab53f0062f09a03afd4aa4a02c098e46032b9d",
},
}
)
func init() {
r := mux.NewRouter()
r.HandleFunc("/v1/_ping", handlerGetPing).Methods("GET")
r.HandleFunc("/v1/images/{image_id:[^/]+}/{action:json|layer|ancestry}", handlerGetImage).Methods("GET")
r.HandleFunc("/v1/images/{image_id:[^/]+}/{action:json|layer|checksum}", handlerPutImage).Methods("PUT")
r.HandleFunc("/v1/repositories/{repository:.+}/tags", handlerGetDeleteTags).Methods("GET", "DELETE")
r.HandleFunc("/v1/repositories/{repository:.+}/tags/{tag:.+}", handlerGetTag).Methods("GET")
r.HandleFunc("/v1/repositories/{repository:.+}/tags/{tag:.+}", handlerPutTag).Methods("PUT")
r.HandleFunc("/v1/users{null:.*}", handlerUsers).Methods("GET", "POST", "PUT")
r.HandleFunc("/v1/repositories/{repository:.+}{action:/images|/}", handlerImages).Methods("GET", "PUT", "DELETE")
r.HandleFunc("/v1/repositories/{repository:.+}/auth", handlerAuth).Methods("PUT")
r.HandleFunc("/v1/search", handlerSearch).Methods("GET")
testHttpServer = httptest.NewServer(handlerAccessLog(r))
}
func handlerAccessLog(handler http.Handler) http.Handler {
logHandler := func(w http.ResponseWriter, r *http.Request) {
utils.Debugf("%s \"%s %s\"", r.RemoteAddr, r.Method, r.URL)
handler.ServeHTTP(w, r)
}
return http.HandlerFunc(logHandler)
}
func makeURL(req string) string {
return testHttpServer.URL + req
}
func writeHeaders(w http.ResponseWriter) {
h := w.Header()
h.Add("Server", "docker-tests/mock")
h.Add("Expires", "-1")
h.Add("Content-Type", "application/json")
h.Add("Pragma", "no-cache")
h.Add("Cache-Control", "no-cache")
h.Add("X-Docker-Registry-Version", "0.0.0")
h.Add("X-Docker-Registry-Config", "mock")
}
func writeResponse(w http.ResponseWriter, message interface{}, code int) {
writeHeaders(w)
w.WriteHeader(code)
body, err := json.Marshal(message)
if err != nil {
io.WriteString(w, err.Error())
return
}
w.Write(body)
}
func readJSON(r *http.Request, dest interface{}) error {
body, err := ioutil.ReadAll(r.Body)
if err != nil {
return err
}
return json.Unmarshal(body, dest)
}
func apiError(w http.ResponseWriter, message string, code int) {
body := map[string]string{
"error": message,
}
writeResponse(w, body, code)
}
func assertEqual(t *testing.T, a interface{}, b interface{}, message string) {
if a == b {
return
}
if len(message) == 0 {
message = fmt.Sprintf("%v != %v", a, b)
}
t.Fatal(message)
}
func requiresAuth(w http.ResponseWriter, r *http.Request) bool {
writeCookie := func() {
value := fmt.Sprintf("FAKE-SESSION-%d", time.Now().UnixNano())
cookie := &http.Cookie{Name: "session", Value: value, MaxAge: 3600}
http.SetCookie(w, cookie)
//FIXME(sam): this should be sent only on Index routes
value = fmt.Sprintf("FAKE-TOKEN-%d", time.Now().UnixNano())
w.Header().Add("X-Docker-Token", value)
}
if len(r.Cookies()) > 0 {
writeCookie()
return true
}
if len(r.Header.Get("Authorization")) > 0 {
writeCookie()
return true
}
w.Header().Add("WWW-Authenticate", "token")
apiError(w, "Wrong auth", 401)
return false
}
func handlerGetPing(w http.ResponseWriter, r *http.Request) {
writeResponse(w, true, 200)
}
func handlerGetImage(w http.ResponseWriter, r *http.Request) {
if !requiresAuth(w, r) {
return
}
vars := mux.Vars(r)
layer, exists := testLayers[vars["image_id"]]
if !exists {
http.NotFound(w, r)
return
}
writeHeaders(w)
layer_size := len(layer["layer"])
w.Header().Add("X-Docker-Size", strconv.Itoa(layer_size))
io.WriteString(w, layer[vars["action"]])
}
func handlerPutImage(w http.ResponseWriter, r *http.Request) {
if !requiresAuth(w, r) {
return
}
vars := mux.Vars(r)
image_id := vars["image_id"]
action := vars["action"]
layer, exists := testLayers[image_id]
if !exists {
if action != "json" {
http.NotFound(w, r)
return
}
layer = make(map[string]string)
testLayers[image_id] = layer
}
if checksum := r.Header.Get("X-Docker-Checksum"); checksum != "" {
if checksum != layer["checksum_simple"] && checksum != layer["checksum_tarsum"] {
apiError(w, "Wrong checksum", 400)
return
}
}
body, err := ioutil.ReadAll(r.Body)
if err != nil {
apiError(w, fmt.Sprintf("Error: %s", err), 500)
return
}
layer[action] = string(body)
writeResponse(w, true, 200)
}
func handlerGetDeleteTags(w http.ResponseWriter, r *http.Request) {
if !requiresAuth(w, r) {
return
}
repositoryName := mux.Vars(r)["repository"]
tags, exists := testRepositories[repositoryName]
if !exists {
apiError(w, "Repository not found", 404)
}
if r.Method == "DELETE" {
delete(testRepositories, repositoryName)
writeResponse(w, true, 200)
return
}
writeResponse(w, tags, 200)
}
func handlerGetTag(w http.ResponseWriter, r *http.Request) {
if !requiresAuth(w, r) {
return
}
vars := mux.Vars(r)
repositoryName := vars["repository"]
tagName := vars["tag"]
tags, exists := testRepositories[repositoryName]
if !exists {
apiError(w, "Repository not found", 404)
}
tag, exists := tags[tagName]
if !exists {
apiError(w, "Tag not found", 404)
}
writeResponse(w, tag, 200)
}
func handlerPutTag(w http.ResponseWriter, r *http.Request) {
if !requiresAuth(w, r) {
return
}
vars := mux.Vars(r)
repositoryName := vars["repository"]
tagName := vars["tag"]
tags, exists := testRepositories[repositoryName]
if !exists {
tags := make(map[string]string)
testRepositories[repositoryName] = tags
}
tagValue := ""
readJSON(r, tagValue)
tags[tagName] = tagValue
writeResponse(w, true, 200)
}
func handlerUsers(w http.ResponseWriter, r *http.Request) {
code := 200
if r.Method == "POST" {
code = 201
} else if r.Method == "PUT" {
code = 204
}
writeResponse(w, "", code)
}
func handlerImages(w http.ResponseWriter, r *http.Request) {
u, _ := url.Parse(testHttpServer.URL)
w.Header().Add("X-Docker-Endpoints", u.Host)
w.Header().Add("X-Docker-Token", fmt.Sprintf("FAKE-SESSION-%d", time.Now().UnixNano()))
if r.Method == "PUT" {
if strings.HasSuffix(r.URL.Path, "images") {
writeResponse(w, "", 204)
return
}
writeResponse(w, "", 200)
return
}
if r.Method == "DELETE" {
writeResponse(w, "", 204)
return
}
images := []map[string]string{}
for image_id, layer := range testLayers {
image := make(map[string]string)
image["id"] = image_id
image["checksum"] = layer["checksum_tarsum"]
image["Tag"] = "latest"
images = append(images, image)
}
writeResponse(w, images, 200)
}
func handlerAuth(w http.ResponseWriter, r *http.Request) {
writeResponse(w, "OK", 200)
}
func handlerSearch(w http.ResponseWriter, r *http.Request) {
writeResponse(w, "{}", 200)
}
func TestPing(t *testing.T) {
res, err := http.Get(makeURL("/v1/_ping"))
if err != nil {
t.Fatal(err)
}
assertEqual(t, res.StatusCode, 200, "")
assertEqual(t, res.Header.Get("X-Docker-Registry-Config"), "mock",
"This is not a Mocked Registry")
}
/* Uncomment this to test Mocked Registry locally with curl
* WARNING: Don't push on the repos uncommented, it'll block the tests
*
func TestWait(t *testing.T) {
log.Println("Test HTTP server ready and waiting:", testHttpServer.URL)
c := make(chan int)
<-c
}
//*/