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