frostfs-s3-gw/legacy/test-utils_test.go
2020-07-09 12:28:51 +03:00

2379 lines
75 KiB
Go

/*
* MinIO Cloud Storage, (C) 2015, 2016, 2017, 2018 MinIO, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package legacy
import (
"bufio"
"bytes"
"context"
"crypto/ecdsa"
"crypto/hmac"
crand "crypto/rand"
"crypto/rsa"
"crypto/sha1"
"crypto/tls"
"crypto/x509"
"crypto/x509/pkix"
"encoding/base64"
"encoding/hex"
"encoding/json"
"encoding/pem"
"encoding/xml"
"errors"
"fmt"
"io"
"io/ioutil"
"math/big"
"math/rand"
"net"
"net/http"
"net/http/httptest"
"net/url"
"os"
"reflect"
"sort"
"strconv"
"strings"
"sync"
"testing"
"time"
"github.com/fatih/color"
"github.com/gorilla/mux"
"github.com/minio/minio-go/v6/pkg/s3utils"
"github.com/minio/minio-go/v6/pkg/signer"
"github.com/minio/minio/legacy/config"
"github.com/minio/minio/legacy/crypto"
"github.com/minio/minio/legacy/logger"
"github.com/minio/minio/pkg/auth"
"github.com/minio/minio/pkg/bucket/policy"
"github.com/minio/minio/pkg/hash"
)
// Tests should initNSLock only once.
func init() {
// disable ENVs which interfere with tests.
for _, env := range []string{
crypto.EnvAutoEncryptionLegacy,
crypto.EnvKMSAutoEncryption,
config.EnvAccessKey,
config.EnvAccessKeyOld,
config.EnvSecretKey,
config.EnvSecretKeyOld,
} {
os.Unsetenv(env)
}
// Set as non-distributed.
globalIsDistXL = false
// Disable printing console messages during tests.
color.Output = ioutil.Discard
// Set system resources to maximum.
setMaxResources()
// Initialize globalConsoleSys system
globalConsoleSys = NewConsoleLogger(context.Background())
logger.Disable = true
initHelp()
// Uncomment the following line to see trace logs during unit tests.
// logger.AddTarget(console.New())
}
// concurreny level for certain parallel tests.
const testConcurrencyLevel = 10
///
/// Excerpts from @lsegal - https://github.com/aws/aws-sdk-js/issues/659#issuecomment-120477258
///
/// User-Agent:
///
/// This is ignored from signing because signing this causes problems with generating pre-signed URLs
/// (that are executed by other agents) or when customers pass requests through proxies, which may
/// modify the user-agent.
///
/// Authorization:
///
/// Is skipped for obvious reasons
///
var ignoredHeaders = map[string]bool{
"Authorization": true,
"User-Agent": true,
}
// Headers to ignore in streaming v4
var ignoredStreamingHeaders = map[string]bool{
"Authorization": true,
"Content-Type": true,
"Content-Md5": true,
"User-Agent": true,
}
// calculateSignedChunkLength - calculates the length of chunk metadata
func calculateSignedChunkLength(chunkDataSize int64) int64 {
return int64(len(fmt.Sprintf("%x", chunkDataSize))) +
17 + // ";chunk-signature="
64 + // e.g. "f2ca1bb6c7e907d06dafe4687e579fce76b37e4e93b7605022da52e6ccc26fd2"
2 + // CRLF
chunkDataSize +
2 // CRLF
}
func mustGetPutObjReader(t TestErrHandler, data io.Reader, size int64, md5hex, sha256hex string) *PutObjReader {
hr, err := hash.NewReader(data, size, md5hex, sha256hex, size, globalCLIContext.StrictS3Compat)
if err != nil {
t.Fatal(err)
}
return NewPutObjReader(hr, nil, nil)
}
// calculateSignedChunkLength - calculates the length of the overall stream (data + metadata)
func calculateStreamContentLength(dataLen, chunkSize int64) int64 {
if dataLen <= 0 {
return 0
}
chunksCount := int64(dataLen / chunkSize)
remainingBytes := int64(dataLen % chunkSize)
var streamLen int64
streamLen += chunksCount * calculateSignedChunkLength(chunkSize)
if remainingBytes > 0 {
streamLen += calculateSignedChunkLength(remainingBytes)
}
streamLen += calculateSignedChunkLength(0)
return streamLen
}
func prepareFS() (ObjectLayer, string, error) {
nDisks := 1
fsDirs, err := getRandomDisks(nDisks)
if err != nil {
return nil, "", err
}
obj, err := NewFSObjectLayer(fsDirs[0])
if err != nil {
return nil, "", err
}
return obj, fsDirs[0], nil
}
func prepareXLSets32(ctx context.Context) (ObjectLayer, []string, error) {
return prepareXL(ctx, 32)
}
func prepareXL(ctx context.Context, nDisks int) (ObjectLayer, []string, error) {
fsDirs, err := getRandomDisks(nDisks)
if err != nil {
return nil, nil, err
}
obj, _, err := initObjectLayer(ctx, mustGetZoneEndpoints(fsDirs...))
if err != nil {
removeRoots(fsDirs)
return nil, nil, err
}
return obj, fsDirs, nil
}
func prepareXL16(ctx context.Context) (ObjectLayer, []string, error) {
return prepareXL(ctx, 16)
}
// Initialize FS objects.
func initFSObjects(disk string, t *testing.T) (obj ObjectLayer) {
var err error
obj, err = NewFSObjectLayer(disk)
if err != nil {
t.Fatal(err)
}
newTestConfig(globalMinioDefaultRegion, obj)
return obj
}
// TestErrHandler - Golang Testing.T and Testing.B, and gocheck.C satisfy this interface.
// This makes it easy to run the TestServer from any of the tests.
// Using this interface, functionalities to be used in tests can be made generalized, and can be integrated in benchmarks/unit tests/go check suite tests.
type TestErrHandler interface {
Log(args ...interface{})
Logf(format string, args ...interface{})
Error(args ...interface{})
Errorf(format string, args ...interface{})
Failed() bool
Fatal(args ...interface{})
Fatalf(format string, args ...interface{})
}
const (
// FSTestStr is the string which is used as notation for Single node ObjectLayer in the unit tests.
FSTestStr string = "FS"
// XLTestStr is the string which is used as notation for XL ObjectLayer in the unit tests.
XLTestStr string = "XL"
// XLSetsTestStr is the string which is used as notation for XL sets object layer in the unit tests.
XLSetsTestStr string = "XLSet"
)
const letterBytes = "abcdefghijklmnopqrstuvwxyz01234569"
const (
letterIdxBits = 6 // 6 bits to represent a letter index
letterIdxMask = 1<<letterIdxBits - 1 // All 1-bits, as many as letterIdxBits
letterIdxMax = 63 / letterIdxBits // # of letter indices fitting in 63 bits
)
// Random number state.
// We generate random temporary file names so that there's a good
// chance the file doesn't exist yet.
var randN uint32
var randmu sync.Mutex
// Temp files created in default Tmp dir
var globalTestTmpDir = os.TempDir()
// reseed - returns a new seed every time the function is called.
func reseed() uint32 {
return uint32(time.Now().UnixNano() + int64(os.Getpid()))
}
// nextSuffix - provides a new unique suffix every time the function is called.
func nextSuffix() string {
randmu.Lock()
r := randN
// Initial seed required, generate one.
if r == 0 {
r = reseed()
}
// constants from Numerical Recipes
r = r*1664525 + 1013904223
randN = r
randmu.Unlock()
return strconv.Itoa(int(1e9 + r%1e9))[1:]
}
// isSameType - compares two object types via reflect.TypeOf
func isSameType(obj1, obj2 interface{}) bool {
return reflect.TypeOf(obj1) == reflect.TypeOf(obj2)
}
// TestServer encapsulates an instantiation of a MinIO instance with a temporary backend.
// Example usage:
// s := StartTestServer(t,"XL")
// defer s.Stop()
type TestServer struct {
Root string
Disks EndpointZones
AccessKey string
SecretKey string
Server *httptest.Server
Obj ObjectLayer
cancel context.CancelFunc
}
// UnstartedTestServer - Configures a temp FS/XL backend,
// initializes the endpoints and configures the test server.
// The server should be started using the Start() method.
func UnstartedTestServer(t TestErrHandler, instanceType string) TestServer {
ctx, cancel := context.WithCancel(context.Background())
// create an instance of TestServer.
testServer := TestServer{cancel: cancel}
// return FS/XL object layer and temp backend.
objLayer, disks, err := prepareTestBackend(ctx, instanceType)
if err != nil {
t.Fatal(err)
}
// set the server configuration.
if err = newTestConfig(globalMinioDefaultRegion, objLayer); err != nil {
t.Fatalf("%s", err)
}
// Test Server needs to start before formatting of disks.
// Get credential.
credentials := globalActiveCred
testServer.Obj = objLayer
testServer.Disks = mustGetZoneEndpoints(disks...)
testServer.AccessKey = credentials.AccessKey
testServer.SecretKey = credentials.SecretKey
httpHandler, err := configureServerHandler(testServer.Disks)
if err != nil {
t.Fatalf("Failed to configure one of the RPC services <ERROR> %s", err)
}
// Run TestServer.
testServer.Server = httptest.NewUnstartedServer(httpHandler)
globalObjLayerMutex.Lock()
globalObjectAPI = objLayer
globalObjLayerMutex.Unlock()
// initialize peer rpc
host, port := mustSplitHostPort(testServer.Server.Listener.Addr().String())
globalMinioHost = host
globalMinioPort = port
globalMinioAddr = getEndpointsLocalAddr(testServer.Disks)
newAllSubsystems()
initAllSubsystems(ctx, objLayer)
return testServer
}
// testServerCertPEM and testServerKeyPEM are generated by
// https://golang.org/src/crypto/tls/generate_cert.go
// $ go run generate_cert.go -ca --host 127.0.0.1
// The generated certificate contains IP SAN, that way we don't need
// to enable InsecureSkipVerify in TLS config
// Starts the test server and returns the TestServer with TLS configured instance.
func StartTestTLSServer(t TestErrHandler, instanceType string, cert, key []byte) TestServer {
// Fetch TLS key and pem files from test-data/ directory.
// dir, _ := os.Getwd()
// testDataDir := filepath.Join(filepath.Dir(dir), "test-data")
//
// pemFile := filepath.Join(testDataDir, "server.pem")
// keyFile := filepath.Join(testDataDir, "server.key")
cer, err := tls.X509KeyPair(cert, key)
if err != nil {
t.Fatalf("Failed to load certificate: %v", err)
}
config := &tls.Config{Certificates: []tls.Certificate{cer}}
testServer := UnstartedTestServer(t, instanceType)
testServer.Server.TLS = config
testServer.Server.StartTLS()
return testServer
}
// Starts the test server and returns the TestServer instance.
func StartTestServer(t TestErrHandler, instanceType string) TestServer {
// create an instance of TestServer.
testServer := UnstartedTestServer(t, instanceType)
testServer.Server.Start()
return testServer
}
// Sets the global config path to empty string.
func resetGlobalConfigPath() {
globalConfigDir = &ConfigDir{path: ""}
}
// sets globalObjectAPI to `nil`.
func resetGlobalObjectAPI() {
globalObjLayerMutex.Lock()
globalObjectAPI = nil
globalObjLayerMutex.Unlock()
}
// reset the value of the Global server config.
// set it to `nil`.
func resetGlobalConfig() {
// hold the mutex lock before a new config is assigned.
globalServerConfigMu.Lock()
// Save the loaded config globally.
globalServerConfig = nil
globalServerConfigMu.Unlock()
}
func resetGlobalEndpoints() {
globalEndpoints = EndpointZones{}
}
func resetGlobalIsXL() {
globalIsXL = false
}
// reset global heal state
func resetGlobalHealState() {
// Init global heal state
if globalAllHealState == nil {
globalAllHealState = newHealState()
} else {
globalAllHealState.Lock()
for _, v := range globalAllHealState.healSeqMap {
if !v.hasEnded() {
v.stop()
}
}
globalAllHealState.Unlock()
}
// Init background heal state
if globalBackgroundHealState == nil {
globalBackgroundHealState = newHealState()
} else {
globalBackgroundHealState.Lock()
for _, v := range globalBackgroundHealState.healSeqMap {
if !v.hasEnded() {
v.stop()
}
}
globalBackgroundHealState.Unlock()
}
}
// sets globalIAMSys to `nil`.
func resetGlobalIAMSys() {
globalIAMSys = nil
}
// Resets all the globals used modified in tests.
// Resetting ensures that the changes made to globals by one test doesn't affect others.
func resetTestGlobals() {
// set globalObjectAPI to `nil`.
resetGlobalObjectAPI()
// Reset config path set.
resetGlobalConfigPath()
// Reset Global server config.
resetGlobalConfig()
// Reset global endpoints.
resetGlobalEndpoints()
// Reset global isXL flag.
resetGlobalIsXL()
// Reset global heal state
resetGlobalHealState()
// Reset globalIAMSys to `nil`
resetGlobalIAMSys()
}
// Configure the server for the test run.
func newTestConfig(bucketLocation string, obj ObjectLayer) (err error) {
// Initialize server config.
if err = newSrvConfig(obj); err != nil {
return err
}
globalActiveCred = auth.Credentials{
AccessKey: auth.DefaultAccessKey,
SecretKey: auth.DefaultSecretKey,
}
globalConfigEncrypted = true
// Set a default region.
config.SetRegion(globalServerConfig, bucketLocation)
// Save config.
return saveServerConfig(context.Background(), obj, globalServerConfig)
}
// Deleting the temporary backend and stopping the server.
func (testServer TestServer) Stop() {
testServer.cancel()
testServer.Server.Close()
os.RemoveAll(testServer.Root)
for _, ep := range testServer.Disks {
for _, disk := range ep.Endpoints {
os.RemoveAll(disk.Path)
}
}
}
// Truncate request to simulate unexpected EOF for a request signed using streaming signature v4.
func truncateChunkByHalfSigv4(req *http.Request) (*http.Request, error) {
bufReader := bufio.NewReader(req.Body)
hexChunkSize, chunkSignature, err := readChunkLine(bufReader)
if err != nil {
return nil, err
}
newChunkHdr := []byte(fmt.Sprintf("%s"+s3ChunkSignatureStr+"%s\r\n",
hexChunkSize, chunkSignature))
newChunk, err := ioutil.ReadAll(bufReader)
if err != nil {
return nil, err
}
newReq := req
newReq.Body = ioutil.NopCloser(
bytes.NewReader(bytes.Join([][]byte{newChunkHdr, newChunk[:len(newChunk)/2]},
[]byte(""))),
)
return newReq, nil
}
// Malform data given a request signed using streaming signature V4.
func malformDataSigV4(req *http.Request, newByte byte) (*http.Request, error) {
bufReader := bufio.NewReader(req.Body)
hexChunkSize, chunkSignature, err := readChunkLine(bufReader)
if err != nil {
return nil, err
}
newChunkHdr := []byte(fmt.Sprintf("%s"+s3ChunkSignatureStr+"%s\r\n",
hexChunkSize, chunkSignature))
newChunk, err := ioutil.ReadAll(bufReader)
if err != nil {
return nil, err
}
newChunk[0] = newByte
newReq := req
newReq.Body = ioutil.NopCloser(
bytes.NewReader(bytes.Join([][]byte{newChunkHdr, newChunk},
[]byte(""))),
)
return newReq, nil
}
// Malform chunk size given a request signed using streaming signatureV4.
func malformChunkSizeSigV4(req *http.Request, badSize int64) (*http.Request, error) {
bufReader := bufio.NewReader(req.Body)
_, chunkSignature, err := readChunkLine(bufReader)
if err != nil {
return nil, err
}
n := badSize
newHexChunkSize := []byte(fmt.Sprintf("%x", n))
newChunkHdr := []byte(fmt.Sprintf("%s"+s3ChunkSignatureStr+"%s\r\n",
newHexChunkSize, chunkSignature))
newChunk, err := ioutil.ReadAll(bufReader)
if err != nil {
return nil, err
}
newReq := req
newReq.Body = ioutil.NopCloser(
bytes.NewReader(bytes.Join([][]byte{newChunkHdr, newChunk},
[]byte(""))),
)
return newReq, nil
}
// Sign given request using Signature V4.
func signStreamingRequest(req *http.Request, accessKey, secretKey string, currTime time.Time) (string, error) {
// Get hashed payload.
hashedPayload := req.Header.Get("x-amz-content-sha256")
if hashedPayload == "" {
return "", fmt.Errorf("Invalid hashed payload")
}
// Set x-amz-date.
req.Header.Set("x-amz-date", currTime.Format(iso8601Format))
// Get header map.
headerMap := make(map[string][]string)
for k, vv := range req.Header {
// If request header key is not in ignored headers, then add it.
if _, ok := ignoredStreamingHeaders[http.CanonicalHeaderKey(k)]; !ok {
headerMap[strings.ToLower(k)] = vv
}
}
// Get header keys.
headers := []string{"host"}
for k := range headerMap {
headers = append(headers, k)
}
sort.Strings(headers)
// Get canonical headers.
var buf bytes.Buffer
for _, k := range headers {
buf.WriteString(k)
buf.WriteByte(':')
switch {
case k == "host":
buf.WriteString(req.URL.Host)
fallthrough
default:
for idx, v := range headerMap[k] {
if idx > 0 {
buf.WriteByte(',')
}
buf.WriteString(v)
}
buf.WriteByte('\n')
}
}
canonicalHeaders := buf.String()
// Get signed headers.
signedHeaders := strings.Join(headers, ";")
// Get canonical query string.
req.URL.RawQuery = strings.Replace(req.URL.Query().Encode(), "+", "%20", -1)
// Get canonical URI.
canonicalURI := s3utils.EncodePath(req.URL.Path)
// Get canonical request.
// canonicalRequest =
// <HTTPMethod>\n
// <CanonicalURI>\n
// <CanonicalQueryString>\n
// <CanonicalHeaders>\n
// <SignedHeaders>\n
// <HashedPayload>
//
canonicalRequest := strings.Join([]string{
req.Method,
canonicalURI,
req.URL.RawQuery,
canonicalHeaders,
signedHeaders,
hashedPayload,
}, "\n")
// Get scope.
scope := strings.Join([]string{
currTime.Format(yyyymmdd),
globalMinioDefaultRegion,
string(serviceS3),
"aws4_request",
}, SlashSeparator)
stringToSign := "AWS4-HMAC-SHA256" + "\n" + currTime.Format(iso8601Format) + "\n"
stringToSign = stringToSign + scope + "\n"
stringToSign = stringToSign + getSHA256Hash([]byte(canonicalRequest))
date := sumHMAC([]byte("AWS4"+secretKey), []byte(currTime.Format(yyyymmdd)))
region := sumHMAC(date, []byte(globalMinioDefaultRegion))
service := sumHMAC(region, []byte(string(serviceS3)))
signingKey := sumHMAC(service, []byte("aws4_request"))
signature := hex.EncodeToString(sumHMAC(signingKey, []byte(stringToSign)))
// final Authorization header
parts := []string{
"AWS4-HMAC-SHA256" + " Credential=" + accessKey + SlashSeparator + scope,
"SignedHeaders=" + signedHeaders,
"Signature=" + signature,
}
auth := strings.Join(parts, ", ")
req.Header.Set("Authorization", auth)
return signature, nil
}
// Returns new HTTP request object.
func newTestStreamingRequest(method, urlStr string, dataLength, chunkSize int64, body io.ReadSeeker) (*http.Request, error) {
if method == "" {
method = "POST"
}
req, err := http.NewRequest(method, urlStr, nil)
if err != nil {
return nil, err
}
if body == nil {
// this is added to avoid panic during ioutil.ReadAll(req.Body).
// th stack trace can be found here https://github.com/minio/minio/pull/2074 .
// This is very similar to https://github.com/golang/go/issues/7527.
req.Body = ioutil.NopCloser(bytes.NewReader([]byte("")))
}
contentLength := calculateStreamContentLength(dataLength, chunkSize)
req.Header.Set("x-amz-content-sha256", "STREAMING-AWS4-HMAC-SHA256-PAYLOAD")
req.Header.Set("content-encoding", "aws-chunked")
req.Header.Set("x-amz-decoded-content-length", strconv.FormatInt(dataLength, 10))
req.Header.Set("content-length", strconv.FormatInt(contentLength, 10))
// Seek back to beginning.
body.Seek(0, 0)
// Add body
req.Body = ioutil.NopCloser(body)
req.ContentLength = contentLength
return req, nil
}
func assembleStreamingChunks(req *http.Request, body io.ReadSeeker, chunkSize int64,
secretKey, signature string, currTime time.Time) (*http.Request, error) {
regionStr := globalServerRegion
var stream []byte
var buffer []byte
body.Seek(0, 0)
for {
buffer = make([]byte, chunkSize)
n, err := body.Read(buffer)
if err != nil && err != io.EOF {
return nil, err
}
// Get scope.
scope := strings.Join([]string{
currTime.Format(yyyymmdd),
regionStr,
string(serviceS3),
"aws4_request",
}, SlashSeparator)
stringToSign := "AWS4-HMAC-SHA256-PAYLOAD" + "\n"
stringToSign = stringToSign + currTime.Format(iso8601Format) + "\n"
stringToSign = stringToSign + scope + "\n"
stringToSign = stringToSign + signature + "\n"
stringToSign = stringToSign + "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855" + "\n" // hex(sum256(""))
stringToSign = stringToSign + getSHA256Hash(buffer[:n])
date := sumHMAC([]byte("AWS4"+secretKey), []byte(currTime.Format(yyyymmdd)))
region := sumHMAC(date, []byte(regionStr))
service := sumHMAC(region, []byte(serviceS3))
signingKey := sumHMAC(service, []byte("aws4_request"))
signature = hex.EncodeToString(sumHMAC(signingKey, []byte(stringToSign)))
stream = append(stream, []byte(fmt.Sprintf("%x", n)+";chunk-signature="+signature+"\r\n")...)
stream = append(stream, buffer[:n]...)
stream = append(stream, []byte("\r\n")...)
if n <= 0 {
break
}
}
req.Body = ioutil.NopCloser(bytes.NewReader(stream))
return req, nil
}
func newTestStreamingSignedBadChunkDateRequest(method, urlStr string, contentLength, chunkSize int64, body io.ReadSeeker, accessKey, secretKey string) (*http.Request, error) {
req, err := newTestStreamingRequest(method, urlStr, contentLength, chunkSize, body)
if err != nil {
return nil, err
}
currTime := UTCNow()
signature, err := signStreamingRequest(req, accessKey, secretKey, currTime)
if err != nil {
return nil, err
}
// skew the time between the chunk signature calculation and seed signature.
currTime = currTime.Add(1 * time.Second)
req, err = assembleStreamingChunks(req, body, chunkSize, secretKey, signature, currTime)
return req, err
}
func newTestStreamingSignedCustomEncodingRequest(method, urlStr string, contentLength, chunkSize int64, body io.ReadSeeker, accessKey, secretKey, contentEncoding string) (*http.Request, error) {
req, err := newTestStreamingRequest(method, urlStr, contentLength, chunkSize, body)
if err != nil {
return nil, err
}
// Set custom encoding.
req.Header.Set("content-encoding", contentEncoding)
currTime := UTCNow()
signature, err := signStreamingRequest(req, accessKey, secretKey, currTime)
if err != nil {
return nil, err
}
req, err = assembleStreamingChunks(req, body, chunkSize, secretKey, signature, currTime)
return req, err
}
// Returns new HTTP request object signed with streaming signature v4.
func newTestStreamingSignedRequest(method, urlStr string, contentLength, chunkSize int64, body io.ReadSeeker, accessKey, secretKey string) (*http.Request, error) {
req, err := newTestStreamingRequest(method, urlStr, contentLength, chunkSize, body)
if err != nil {
return nil, err
}
currTime := UTCNow()
signature, err := signStreamingRequest(req, accessKey, secretKey, currTime)
if err != nil {
return nil, err
}
req, err = assembleStreamingChunks(req, body, chunkSize, secretKey, signature, currTime)
return req, err
}
// preSignV4 presign the request, in accordance with
// http://docs.aws.amazon.com/AmazonS3/latest/API/sigv4-query-string-auth.html.
func preSignV4(req *http.Request, accessKeyID, secretAccessKey string, expires int64) error {
// Presign is not needed for anonymous credentials.
if accessKeyID == "" || secretAccessKey == "" {
return errors.New("Presign cannot be generated without access and secret keys")
}
region := globalServerRegion
date := UTCNow()
scope := getScope(date, region)
credential := fmt.Sprintf("%s/%s", accessKeyID, scope)
// Set URL query.
query := req.URL.Query()
query.Set("X-Amz-Algorithm", signV4Algorithm)
query.Set("X-Amz-Date", date.Format(iso8601Format))
query.Set("X-Amz-Expires", strconv.FormatInt(expires, 10))
query.Set("X-Amz-SignedHeaders", "host")
query.Set("X-Amz-Credential", credential)
query.Set("X-Amz-Content-Sha256", unsignedPayload)
// "host" is the only header required to be signed for Presigned URLs.
extractedSignedHeaders := make(http.Header)
extractedSignedHeaders.Set("host", req.Host)
queryStr := strings.Replace(query.Encode(), "+", "%20", -1)
canonicalRequest := getCanonicalRequest(extractedSignedHeaders, unsignedPayload, queryStr, req.URL.Path, req.Method)
stringToSign := getStringToSign(canonicalRequest, date, scope)
signingKey := getSigningKey(secretAccessKey, date, region, serviceS3)
signature := getSignature(signingKey, stringToSign)
req.URL.RawQuery = query.Encode()
// Add signature header to RawQuery.
req.URL.RawQuery += "&X-Amz-Signature=" + url.QueryEscape(signature)
// Construct the final presigned URL.
return nil
}
// preSignV2 - presign the request in following style.
// https://${S3_BUCKET}.s3.amazonaws.com/${S3_OBJECT}?AWSAccessKeyId=${S3_ACCESS_KEY}&Expires=${TIMESTAMP}&Signature=${SIGNATURE}.
func preSignV2(req *http.Request, accessKeyID, secretAccessKey string, expires int64) error {
// Presign is not needed for anonymous credentials.
if accessKeyID == "" || secretAccessKey == "" {
return errors.New("Presign cannot be generated without access and secret keys")
}
// FIXME: Remove following portion of code after fixing a bug in minio-go preSignV2.
d := UTCNow()
// Find epoch expires when the request will expire.
epochExpires := d.Unix() + expires
// Add expires header if not present.
expiresStr := req.Header.Get("Expires")
if expiresStr == "" {
expiresStr = strconv.FormatInt(epochExpires, 10)
req.Header.Set("Expires", expiresStr)
}
// url.RawPath will be valid if path has any encoded characters, if not it will
// be empty - in which case we need to consider url.Path (bug in net/http?)
encodedResource := req.URL.RawPath
encodedQuery := req.URL.RawQuery
if encodedResource == "" {
splits := strings.SplitN(req.URL.Path, "?", 2)
encodedResource = splits[0]
if len(splits) == 2 {
encodedQuery = splits[1]
}
}
unescapedQueries, err := unescapeQueries(encodedQuery)
if err != nil {
return err
}
// Get presigned string to sign.
stringToSign := getStringToSignV2(req.Method, encodedResource, strings.Join(unescapedQueries, "&"), req.Header, expiresStr)
hm := hmac.New(sha1.New, []byte(secretAccessKey))
hm.Write([]byte(stringToSign))
// Calculate signature.
signature := base64.StdEncoding.EncodeToString(hm.Sum(nil))
query := req.URL.Query()
// Handle specially for Google Cloud Storage.
query.Set("AWSAccessKeyId", accessKeyID)
// Fill in Expires for presigned query.
query.Set("Expires", strconv.FormatInt(epochExpires, 10))
// Encode query and save.
req.URL.RawQuery = query.Encode()
// Save signature finally.
req.URL.RawQuery += "&Signature=" + url.QueryEscape(signature)
return nil
}
// Sign given request using Signature V2.
func signRequestV2(req *http.Request, accessKey, secretKey string) error {
signer.SignV2(*req, accessKey, secretKey, false)
return nil
}
// Sign given request using Signature V4.
func signRequestV4(req *http.Request, accessKey, secretKey string) error {
// Get hashed payload.
hashedPayload := req.Header.Get("x-amz-content-sha256")
if hashedPayload == "" {
return fmt.Errorf("Invalid hashed payload")
}
currTime := UTCNow()
// Set x-amz-date.
req.Header.Set("x-amz-date", currTime.Format(iso8601Format))
// Get header map.
headerMap := make(map[string][]string)
for k, vv := range req.Header {
// If request header key is not in ignored headers, then add it.
if _, ok := ignoredHeaders[http.CanonicalHeaderKey(k)]; !ok {
headerMap[strings.ToLower(k)] = vv
}
}
// Get header keys.
headers := []string{"host"}
for k := range headerMap {
headers = append(headers, k)
}
sort.Strings(headers)
region := globalServerRegion
// Get canonical headers.
var buf bytes.Buffer
for _, k := range headers {
buf.WriteString(k)
buf.WriteByte(':')
switch {
case k == "host":
buf.WriteString(req.URL.Host)
fallthrough
default:
for idx, v := range headerMap[k] {
if idx > 0 {
buf.WriteByte(',')
}
buf.WriteString(v)
}
buf.WriteByte('\n')
}
}
canonicalHeaders := buf.String()
// Get signed headers.
signedHeaders := strings.Join(headers, ";")
// Get canonical query string.
req.URL.RawQuery = strings.Replace(req.URL.Query().Encode(), "+", "%20", -1)
// Get canonical URI.
canonicalURI := s3utils.EncodePath(req.URL.Path)
// Get canonical request.
// canonicalRequest =
// <HTTPMethod>\n
// <CanonicalURI>\n
// <CanonicalQueryString>\n
// <CanonicalHeaders>\n
// <SignedHeaders>\n
// <HashedPayload>
//
canonicalRequest := strings.Join([]string{
req.Method,
canonicalURI,
req.URL.RawQuery,
canonicalHeaders,
signedHeaders,
hashedPayload,
}, "\n")
// Get scope.
scope := strings.Join([]string{
currTime.Format(yyyymmdd),
region,
string(serviceS3),
"aws4_request",
}, SlashSeparator)
stringToSign := "AWS4-HMAC-SHA256" + "\n" + currTime.Format(iso8601Format) + "\n"
stringToSign = stringToSign + scope + "\n"
stringToSign = stringToSign + getSHA256Hash([]byte(canonicalRequest))
date := sumHMAC([]byte("AWS4"+secretKey), []byte(currTime.Format(yyyymmdd)))
regionHMAC := sumHMAC(date, []byte(region))
service := sumHMAC(regionHMAC, []byte(serviceS3))
signingKey := sumHMAC(service, []byte("aws4_request"))
signature := hex.EncodeToString(sumHMAC(signingKey, []byte(stringToSign)))
// final Authorization header
parts := []string{
"AWS4-HMAC-SHA256" + " Credential=" + accessKey + SlashSeparator + scope,
"SignedHeaders=" + signedHeaders,
"Signature=" + signature,
}
auth := strings.Join(parts, ", ")
req.Header.Set("Authorization", auth)
return nil
}
// getCredentialString generate a credential string.
func getCredentialString(accessKeyID, location string, t time.Time) string {
return accessKeyID + SlashSeparator + getScope(t, location)
}
// getMD5HashBase64 returns MD5 hash in base64 encoding of given data.
func getMD5HashBase64(data []byte) string {
return base64.StdEncoding.EncodeToString(getMD5Sum(data))
}
// Returns new HTTP request object.
func newTestRequest(method, urlStr string, contentLength int64, body io.ReadSeeker) (*http.Request, error) {
if method == "" {
method = "POST"
}
// Save for subsequent use
var hashedPayload string
var md5Base64 string
switch {
case body == nil:
hashedPayload = getSHA256Hash([]byte{})
default:
payloadBytes, err := ioutil.ReadAll(body)
if err != nil {
return nil, err
}
hashedPayload = getSHA256Hash(payloadBytes)
md5Base64 = getMD5HashBase64(payloadBytes)
}
// Seek back to beginning.
if body != nil {
body.Seek(0, 0)
} else {
body = bytes.NewReader([]byte(""))
}
req, err := http.NewRequest(method, urlStr, body)
if err != nil {
return nil, err
}
if md5Base64 != "" {
req.Header.Set("Content-Md5", md5Base64)
}
req.Header.Set("x-amz-content-sha256", hashedPayload)
// Add Content-Length
req.ContentLength = contentLength
return req, nil
}
// Various signature types we are supporting, currently
// two main signature types.
type signerType int
const (
signerV2 signerType = iota
signerV4
)
func newTestSignedRequest(method, urlStr string, contentLength int64, body io.ReadSeeker, accessKey, secretKey string, signer signerType) (*http.Request, error) {
if signer == signerV2 {
return newTestSignedRequestV2(method, urlStr, contentLength, body, accessKey, secretKey, nil)
}
return newTestSignedRequestV4(method, urlStr, contentLength, body, accessKey, secretKey, nil)
}
// Returns request with correct signature but with incorrect SHA256.
func newTestSignedBadSHARequest(method, urlStr string, contentLength int64, body io.ReadSeeker, accessKey, secretKey string, signer signerType) (*http.Request, error) {
req, err := newTestRequest(method, urlStr, contentLength, body)
if err != nil {
return nil, err
}
// Anonymous request return early.
if accessKey == "" || secretKey == "" {
return req, nil
}
if signer == signerV2 {
err = signRequestV2(req, accessKey, secretKey)
req.Header.Del("x-amz-content-sha256")
} else {
req.Header.Set("x-amz-content-sha256", "92b165232fbd011da355eca0b033db22b934ba9af0145a437a832d27310b89f9")
err = signRequestV4(req, accessKey, secretKey)
}
return req, err
}
// Returns new HTTP request object signed with signature v2.
func newTestSignedRequestV2(method, urlStr string, contentLength int64, body io.ReadSeeker, accessKey, secretKey string, headers map[string]string) (*http.Request, error) {
req, err := newTestRequest(method, urlStr, contentLength, body)
if err != nil {
return nil, err
}
req.Header.Del("x-amz-content-sha256")
// Anonymous request return quickly.
if accessKey == "" || secretKey == "" {
return req, nil
}
for k, v := range headers {
req.Header.Add(k, v)
}
err = signRequestV2(req, accessKey, secretKey)
if err != nil {
return nil, err
}
return req, nil
}
// Returns new HTTP request object signed with signature v4.
func newTestSignedRequestV4(method, urlStr string, contentLength int64, body io.ReadSeeker, accessKey, secretKey string, headers map[string]string) (*http.Request, error) {
req, err := newTestRequest(method, urlStr, contentLength, body)
if err != nil {
return nil, err
}
// Anonymous request return quickly.
if accessKey == "" || secretKey == "" {
return req, nil
}
for k, v := range headers {
req.Header.Add(k, v)
}
err = signRequestV4(req, accessKey, secretKey)
if err != nil {
return nil, err
}
return req, nil
}
// Return new WebRPC request object.
func newWebRPCRequest(methodRPC, authorization string, body io.ReadSeeker) (*http.Request, error) {
req, err := http.NewRequest("POST", "/minio/webrpc", nil)
if err != nil {
return nil, err
}
req.Header.Set("User-Agent", "Mozilla")
req.Header.Set("Content-Type", "application/json")
if authorization != "" {
req.Header.Set("Authorization", "Bearer "+authorization)
}
// Seek back to beginning.
if body != nil {
body.Seek(0, 0)
// Add body
req.Body = ioutil.NopCloser(body)
} else {
// this is added to avoid panic during ioutil.ReadAll(req.Body).
// th stack trace can be found here https://github.com/minio/minio/pull/2074 .
// This is very similar to https://github.com/golang/go/issues/7527.
req.Body = ioutil.NopCloser(bytes.NewReader([]byte("")))
}
return req, nil
}
// Marshal request and return a new HTTP request object to call the webrpc
func newTestWebRPCRequest(rpcMethod string, authorization string, data interface{}) (*http.Request, error) {
type genericJSON struct {
JSONRPC string `json:"jsonrpc"`
ID string `json:"id"`
Method string `json:"method"`
Params interface{} `json:"params"`
}
encapsulatedData := genericJSON{JSONRPC: "2.0", ID: "1", Method: rpcMethod, Params: data}
jsonData, err := json.Marshal(encapsulatedData)
if err != nil {
return nil, err
}
req, err := newWebRPCRequest(rpcMethod, authorization, bytes.NewReader(jsonData))
if err != nil {
return nil, err
}
return req, nil
}
type ErrWebRPC struct {
Code int `json:"code"`
Message string `json:"message"`
Data interface{} `json:"data"`
}
// Unmarshal response and return the webrpc response
func getTestWebRPCResponse(resp *httptest.ResponseRecorder, data interface{}) error {
type rpcReply struct {
ID string `json:"id"`
JSONRPC string `json:"jsonrpc"`
Result interface{} `json:"result"`
Error *ErrWebRPC `json:"error"`
}
reply := &rpcReply{Result: &data}
err := json.NewDecoder(resp.Body).Decode(reply)
if err != nil {
return err
}
// For the moment, web handlers errors code are not meaningful
// Return only the error message
if reply.Error != nil {
return errors.New(reply.Error.Message)
}
return nil
}
var src = rand.NewSource(UTCNow().UnixNano())
// Function to generate random string for bucket/object names.
func randString(n int) string {
b := make([]byte, n)
// A rand.Int63() generates 63 random bits, enough for letterIdxMax letters!
for i, cache, remain := n-1, src.Int63(), letterIdxMax; i >= 0; {
if remain == 0 {
cache, remain = src.Int63(), letterIdxMax
}
if idx := int(cache & letterIdxMask); idx < len(letterBytes) {
b[i] = letterBytes[idx]
i--
}
cache >>= letterIdxBits
remain--
}
return string(b)
}
// generate random object name.
func getRandomObjectName() string {
return randString(16)
}
// generate random bucket name.
func getRandomBucketName() string {
return randString(60)
}
// NewEOFWriter returns a Writer that writes to w,
// but returns EOF error after writing n bytes.
func NewEOFWriter(w io.Writer, n int64) io.Writer {
return &EOFWriter{w, n}
}
type EOFWriter struct {
w io.Writer
n int64
}
// io.Writer implementation designed to error out with io.EOF after reading `n` bytes.
func (t *EOFWriter) Write(p []byte) (n int, err error) {
if t.n <= 0 {
return -1, io.EOF
}
// real write
n = len(p)
if int64(n) > t.n {
n = int(t.n)
}
n, err = t.w.Write(p[0:n])
t.n -= int64(n)
if err == nil {
n = len(p)
}
return
}
// construct URL for http requests for bucket operations.
func makeTestTargetURL(endPoint, bucketName, objectName string, queryValues url.Values) string {
urlStr := endPoint + SlashSeparator
if bucketName != "" {
urlStr = urlStr + bucketName + SlashSeparator
}
if objectName != "" {
urlStr = urlStr + s3utils.EncodePath(objectName)
}
if len(queryValues) > 0 {
urlStr = urlStr + "?" + queryValues.Encode()
}
return urlStr
}
// return URL for uploading object into the bucket.
func getPutObjectURL(endPoint, bucketName, objectName string) string {
return makeTestTargetURL(endPoint, bucketName, objectName, url.Values{})
}
func getPutObjectPartURL(endPoint, bucketName, objectName, uploadID, partNumber string) string {
queryValues := url.Values{}
queryValues.Set("uploadId", uploadID)
queryValues.Set("partNumber", partNumber)
return makeTestTargetURL(endPoint, bucketName, objectName, queryValues)
}
func getCopyObjectPartURL(endPoint, bucketName, objectName, uploadID, partNumber string) string {
queryValues := url.Values{}
queryValues.Set("uploadId", uploadID)
queryValues.Set("partNumber", partNumber)
return makeTestTargetURL(endPoint, bucketName, objectName, queryValues)
}
// return URL for fetching object from the bucket.
func getGetObjectURL(endPoint, bucketName, objectName string) string {
return makeTestTargetURL(endPoint, bucketName, objectName, url.Values{})
}
// return URL for deleting the object from the bucket.
func getDeleteObjectURL(endPoint, bucketName, objectName string) string {
return makeTestTargetURL(endPoint, bucketName, objectName, url.Values{})
}
// return URL for deleting multiple objects from a bucket.
func getMultiDeleteObjectURL(endPoint, bucketName string) string {
queryValue := url.Values{}
queryValue.Set("delete", "")
return makeTestTargetURL(endPoint, bucketName, "", queryValue)
}
// return URL for HEAD on the object.
func getHeadObjectURL(endPoint, bucketName, objectName string) string {
return makeTestTargetURL(endPoint, bucketName, objectName, url.Values{})
}
// return url to be used while copying the object.
func getCopyObjectURL(endPoint, bucketName, objectName string) string {
return makeTestTargetURL(endPoint, bucketName, objectName, url.Values{})
}
// return URL for inserting bucket notification.
func getPutNotificationURL(endPoint, bucketName string) string {
queryValue := url.Values{}
queryValue.Set("notification", "")
return makeTestTargetURL(endPoint, bucketName, "", queryValue)
}
// return URL for inserting bucket policy.
func getPutPolicyURL(endPoint, bucketName string) string {
queryValue := url.Values{}
queryValue.Set("policy", "")
return makeTestTargetURL(endPoint, bucketName, "", queryValue)
}
// return URL for fetching bucket policy.
func getGetPolicyURL(endPoint, bucketName string) string {
queryValue := url.Values{}
queryValue.Set("policy", "")
return makeTestTargetURL(endPoint, bucketName, "", queryValue)
}
// return URL for deleting bucket policy.
func getDeletePolicyURL(endPoint, bucketName string) string {
queryValue := url.Values{}
queryValue.Set("policy", "")
return makeTestTargetURL(endPoint, bucketName, "", queryValue)
}
// return URL for creating the bucket.
func getMakeBucketURL(endPoint, bucketName string) string {
return makeTestTargetURL(endPoint, bucketName, "", url.Values{})
}
// return URL for listing buckets.
func getListBucketURL(endPoint string) string {
return makeTestTargetURL(endPoint, "", "", url.Values{})
}
// return URL for HEAD on the bucket.
func getHEADBucketURL(endPoint, bucketName string) string {
return makeTestTargetURL(endPoint, bucketName, "", url.Values{})
}
// return URL for deleting the bucket.
func getDeleteBucketURL(endPoint, bucketName string) string {
return makeTestTargetURL(endPoint, bucketName, "", url.Values{})
}
// return URL for deleting the bucket.
func getDeleteMultipleObjectsURL(endPoint, bucketName string) string {
queryValue := url.Values{}
queryValue.Set("delete", "")
return makeTestTargetURL(endPoint, bucketName, "", queryValue)
}
// return URL For fetching location of the bucket.
func getBucketLocationURL(endPoint, bucketName string) string {
queryValue := url.Values{}
queryValue.Set("location", "")
return makeTestTargetURL(endPoint, bucketName, "", queryValue)
}
// return URL For set/get lifecycle of the bucket.
func getBucketLifecycleURL(endPoint, bucketName string) (ret string) {
queryValue := url.Values{}
queryValue.Set("lifecycle", "")
return makeTestTargetURL(endPoint, bucketName, "", queryValue)
}
// return URL for listing objects in the bucket with V1 legacy API.
func getListObjectsV1URL(endPoint, bucketName, prefix, maxKeys, encodingType string) string {
queryValue := url.Values{}
if maxKeys != "" {
queryValue.Set("max-keys", maxKeys)
}
if encodingType != "" {
queryValue.Set("encoding-type", encodingType)
}
return makeTestTargetURL(endPoint, bucketName, prefix, queryValue)
}
// return URL for listing objects in the bucket with V2 API.
func getListObjectsV2URL(endPoint, bucketName, prefix, maxKeys, fetchOwner, encodingType string) string {
queryValue := url.Values{}
queryValue.Set("list-type", "2") // Enables list objects V2 URL.
if maxKeys != "" {
queryValue.Set("max-keys", maxKeys)
}
if fetchOwner != "" {
queryValue.Set("fetch-owner", fetchOwner)
}
if encodingType != "" {
queryValue.Set("encoding-type", encodingType)
}
return makeTestTargetURL(endPoint, bucketName, prefix, queryValue)
}
// return URL for a new multipart upload.
func getNewMultipartURL(endPoint, bucketName, objectName string) string {
queryValue := url.Values{}
queryValue.Set("uploads", "")
return makeTestTargetURL(endPoint, bucketName, objectName, queryValue)
}
// return URL for a new multipart upload.
func getPartUploadURL(endPoint, bucketName, objectName, uploadID, partNumber string) string {
queryValues := url.Values{}
queryValues.Set("uploadId", uploadID)
queryValues.Set("partNumber", partNumber)
return makeTestTargetURL(endPoint, bucketName, objectName, queryValues)
}
// return URL for aborting multipart upload.
func getAbortMultipartUploadURL(endPoint, bucketName, objectName, uploadID string) string {
queryValue := url.Values{}
queryValue.Set("uploadId", uploadID)
return makeTestTargetURL(endPoint, bucketName, objectName, queryValue)
}
// return URL for a listing pending multipart uploads.
func getListMultipartURL(endPoint, bucketName string) string {
queryValue := url.Values{}
queryValue.Set("uploads", "")
return makeTestTargetURL(endPoint, bucketName, "", queryValue)
}
// return URL for listing pending multipart uploads with parameters.
func getListMultipartUploadsURLWithParams(endPoint, bucketName, prefix, keyMarker, uploadIDMarker, delimiter, maxUploads string) string {
queryValue := url.Values{}
queryValue.Set("uploads", "")
queryValue.Set("prefix", prefix)
queryValue.Set("delimiter", delimiter)
queryValue.Set("key-marker", keyMarker)
queryValue.Set("upload-id-marker", uploadIDMarker)
queryValue.Set("max-uploads", maxUploads)
return makeTestTargetURL(endPoint, bucketName, "", queryValue)
}
// return URL for a listing parts on a given upload id.
func getListMultipartURLWithParams(endPoint, bucketName, objectName, uploadID, maxParts, partNumberMarker, encoding string) string {
queryValues := url.Values{}
queryValues.Set("uploadId", uploadID)
queryValues.Set("max-parts", maxParts)
if partNumberMarker != "" {
queryValues.Set("part-number-marker", partNumberMarker)
}
return makeTestTargetURL(endPoint, bucketName, objectName, queryValues)
}
// return URL for completing multipart upload.
// complete multipart upload request is sent after all parts are uploaded.
func getCompleteMultipartUploadURL(endPoint, bucketName, objectName, uploadID string) string {
queryValue := url.Values{}
queryValue.Set("uploadId", uploadID)
return makeTestTargetURL(endPoint, bucketName, objectName, queryValue)
}
// return URL for listen bucket notification.
func getListenBucketNotificationURL(endPoint, bucketName string, prefixes, suffixes, events []string) string {
queryValue := url.Values{}
queryValue["prefix"] = prefixes
queryValue["suffix"] = suffixes
queryValue["events"] = events
return makeTestTargetURL(endPoint, bucketName, "", queryValue)
}
// returns temp root directory. `
func getTestRoot() (string, error) {
return ioutil.TempDir(globalTestTmpDir, "api-")
}
// getRandomDisks - Creates a slice of N random disks, each of the form - minio-XXX
func getRandomDisks(N int) ([]string, error) {
var erasureDisks []string
for i := 0; i < N; i++ {
path, err := ioutil.TempDir(globalTestTmpDir, "minio-")
if err != nil {
// Remove directories created so far.
removeRoots(erasureDisks)
return nil, err
}
erasureDisks = append(erasureDisks, path)
}
return erasureDisks, nil
}
// Initialize object layer with the supplied disks, objectLayer is nil upon any error.
func newTestObjectLayer(ctx context.Context, endpointZones EndpointZones) (newObject ObjectLayer, err error) {
// For FS only, directly use the disk.
if endpointZones.NEndpoints() == 1 {
// Initialize new FS object layer.
return NewFSObjectLayer(endpointZones[0].Endpoints[0].Path)
}
z, err := newXLZones(ctx, endpointZones)
if err != nil {
return nil, err
}
newAllSubsystems()
initAllSubsystems(ctx, z)
return z, nil
}
// initObjectLayer - Instantiates object layer and returns it.
func initObjectLayer(ctx context.Context, endpointZones EndpointZones) (ObjectLayer, []StorageAPI, error) {
objLayer, err := newTestObjectLayer(ctx, endpointZones)
if err != nil {
return nil, nil, err
}
var formattedDisks []StorageAPI
// Should use the object layer tests for validating cache.
if z, ok := objLayer.(*xlZones); ok {
formattedDisks = z.zones[0].GetDisks(0)()
}
// Success.
return objLayer, formattedDisks, nil
}
// removeRoots - Cleans up initialized directories during tests.
func removeRoots(roots []string) {
for _, root := range roots {
os.RemoveAll(root)
}
}
//removeDiskN - removes N disks from supplied disk slice.
func removeDiskN(disks []string, n int) {
if n > len(disks) {
n = len(disks)
}
for _, disk := range disks[:n] {
os.RemoveAll(disk)
}
}
// creates a bucket for the tests and returns the bucket name.
// initializes the specified API endpoints for the tests.
// initialies the root and returns its path.
// return credentials.
func initAPIHandlerTest(obj ObjectLayer, endpoints []string) (string, http.Handler, error) {
newAllSubsystems()
initAllSubsystems(context.Background(), obj)
// get random bucket name.
bucketName := getRandomBucketName()
// Create bucket.
err := obj.MakeBucketWithLocation(context.Background(), bucketName, "", false)
if err != nil {
// failed to create newbucket, return err.
return "", nil, err
}
// Register the API end points with XL object layer.
// Registering only the GetObject handler.
apiRouter := initTestAPIEndPoints(obj, endpoints)
f := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
r.RequestURI = r.URL.RequestURI()
apiRouter.ServeHTTP(w, r)
})
return bucketName, f, nil
}
// prepare test backend.
// create FS/XL/XLSet backend.
// return object layer, backend disks.
func prepareTestBackend(ctx context.Context, instanceType string) (ObjectLayer, []string, error) {
switch instanceType {
// Total number of disks for XL sets backend is set to 32.
case XLSetsTestStr:
return prepareXLSets32(ctx)
// Total number of disks for XL backend is set to 16.
case XLTestStr:
return prepareXL16(ctx)
default:
// return FS backend by default.
obj, disk, err := prepareFS()
if err != nil {
return nil, nil, err
}
return obj, []string{disk}, nil
}
}
// ExecObjectLayerAPIAnonTest - Helper function to validate object Layer API handler
// response for anonymous/unsigned and unknown signature type HTTP request.
// Here is the brief description of some of the arguments to the function below.
// apiRouter - http.Handler with the relevant API endPoint (API endPoint under test) registered.
// anonReq - unsigned *http.Request to invoke the handler's response for anonymous requests.
// policyFunc - function to return bucketPolicy statement which would permit the anonymous request to be served.
// The test works in 2 steps, here is the description of the steps.
// STEP 1: Call the handler with the unsigned HTTP request (anonReq), assert for the `ErrAccessDenied` error response.
func ExecObjectLayerAPIAnonTest(t *testing.T, obj ObjectLayer, testName, bucketName, objectName, instanceType string, apiRouter http.Handler,
anonReq *http.Request, bucketPolicy *policy.Policy) {
anonTestStr := "Anonymous HTTP request test"
unknownSignTestStr := "Unknown HTTP signature test"
// simple function which returns a message which gives the context of the test
// and then followed by the the actual error message.
failTestStr := func(testType, failMsg string) string {
return fmt.Sprintf("MinIO %s: %s fail for \"%s\": \n<Error> %s", instanceType, testType, testName, failMsg)
}
// httptest Recorder to capture all the response by the http handler.
rec := httptest.NewRecorder()
// reading the body to preserve it so that it can be used again for second attempt of sending unsigned HTTP request.
// If the body is read in the handler the same request cannot be made use of.
buf, err := ioutil.ReadAll(anonReq.Body)
if err != nil {
t.Fatal(failTestStr(anonTestStr, err.Error()))
}
// creating 2 read closer (to set as request body) from the body content.
readerOne := ioutil.NopCloser(bytes.NewBuffer(buf))
readerTwo := ioutil.NopCloser(bytes.NewBuffer(buf))
anonReq.Body = readerOne
// call the HTTP handler.
apiRouter.ServeHTTP(rec, anonReq)
// expected error response when the unsigned HTTP request is not permitted.
accessDenied := getAPIError(ErrAccessDenied).HTTPStatusCode
if rec.Code != accessDenied {
t.Fatal(failTestStr(anonTestStr, fmt.Sprintf("Object API Nil Test expected to fail with %d, but failed with %d", accessDenied, rec.Code)))
}
// HEAD HTTTP request doesn't contain response body.
if anonReq.Method != "HEAD" {
// read the response body.
var actualContent []byte
actualContent, err = ioutil.ReadAll(rec.Body)
if err != nil {
t.Fatal(failTestStr(anonTestStr, fmt.Sprintf("Failed parsing response body: <ERROR> %v", err)))
}
actualError := &APIErrorResponse{}
if err = xml.Unmarshal(actualContent, actualError); err != nil {
t.Fatal(failTestStr(anonTestStr, "error response failed to parse error XML"))
}
if actualError.BucketName != bucketName {
t.Fatal(failTestStr(anonTestStr, "error response bucket name differs from expected value"))
}
if actualError.Key != objectName {
t.Fatal(failTestStr(anonTestStr, "error response object name differs from expected value"))
}
}
// test for unknown auth case.
anonReq.Body = readerTwo
// Setting the `Authorization` header to a random value so that the signature falls into unknown auth case.
anonReq.Header.Set("Authorization", "nothingElse")
// initialize new response recorder.
rec = httptest.NewRecorder()
// call the handler using the HTTP Request.
apiRouter.ServeHTTP(rec, anonReq)
// verify the response body for `ErrAccessDenied` message =.
if anonReq.Method != "HEAD" {
// read the response body.
actualContent, err := ioutil.ReadAll(rec.Body)
if err != nil {
t.Fatal(failTestStr(unknownSignTestStr, fmt.Sprintf("Failed parsing response body: <ERROR> %v", err)))
}
actualError := &APIErrorResponse{}
if err = xml.Unmarshal(actualContent, actualError); err != nil {
t.Fatal(failTestStr(unknownSignTestStr, "error response failed to parse error XML"))
}
if actualError.BucketName != bucketName {
t.Fatal(failTestStr(unknownSignTestStr, "error response bucket name differs from expected value"))
}
if actualError.Key != objectName {
t.Fatal(failTestStr(unknownSignTestStr, "error response object name differs from expected value"))
}
}
// expected error response when the unsigned HTTP request is not permitted.
unsupportedSignature := getAPIError(ErrSignatureVersionNotSupported).HTTPStatusCode
if rec.Code != unsupportedSignature {
t.Fatal(failTestStr(unknownSignTestStr, fmt.Sprintf("Object API Unknow auth test for \"%s\", expected to fail with %d, but failed with %d", testName, unsupportedSignature, rec.Code)))
}
}
// ExecObjectLayerAPINilTest - Sets the object layer to `nil`, and calls rhe registered object layer API endpoint,
// and assert the error response. The purpose is to validate the API handlers response when the object layer is uninitialized.
// Usage hint: Should be used at the end of the API end points tests (ex: check the last few lines of `testAPIListObjectPartsHandler`),
// need a sample HTTP request to be sent as argument so that the relevant handler is called, the handler registration is expected
// to be done since its called from within the API handler tests, the reference to the registered HTTP handler has to be sent
// as an argument.
func ExecObjectLayerAPINilTest(t TestErrHandler, bucketName, objectName, instanceType string, apiRouter http.Handler, req *http.Request) {
// httptest Recorder to capture all the response by the http handler.
rec := httptest.NewRecorder()
// The API handler gets the referece to the object layer via the global object Layer,
// setting it to `nil` in order test for handlers response for uninitialized object layer.
globalObjLayerMutex.Lock()
globalObjectAPI = nil
globalObjLayerMutex.Unlock()
// call the HTTP handler.
apiRouter.ServeHTTP(rec, req)
// expected error response when the API handler is called before the object layer is initialized,
// or when objectLayer is `nil`.
serverNotInitializedErr := getAPIError(ErrServerNotInitialized).HTTPStatusCode
if rec.Code != serverNotInitializedErr {
t.Errorf("Object API Nil Test expected to fail with %d, but failed with %d", serverNotInitializedErr, rec.Code)
}
// HEAD HTTP Request doesn't contain body in its response,
// for other type of HTTP requests compare the response body content with the expected one.
if req.Method != "HEAD" {
// read the response body.
actualContent, err := ioutil.ReadAll(rec.Body)
if err != nil {
t.Fatalf("MinIO %s: Failed parsing response body: <ERROR> %v", instanceType, err)
}
actualError := &APIErrorResponse{}
if err = xml.Unmarshal(actualContent, actualError); err != nil {
t.Errorf("MinIO %s: error response failed to parse error XML", instanceType)
}
if actualError.BucketName != bucketName {
t.Errorf("MinIO %s: error response bucket name differs from expected value", instanceType)
}
if actualError.Key != objectName {
t.Errorf("MinIO %s: error response object name differs from expected value", instanceType)
}
}
}
// ExecObjectLayerAPITest - executes object layer API tests.
// Creates single node and XL ObjectLayer instance, registers the specified API end points and runs test for both the layers.
func ExecObjectLayerAPITest(t *testing.T, objAPITest objAPITestType, endpoints []string) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
// reset globals.
// this is to make sure that the tests are not affected by modified value.
resetTestGlobals()
objLayer, fsDir, err := prepareFS()
if err != nil {
t.Fatalf("Initialization of object layer failed for single node setup: %s", err)
}
bucketFS, fsAPIRouter, err := initAPIHandlerTest(objLayer, endpoints)
if err != nil {
t.Fatalf("Initialization of API handler tests failed: <ERROR> %s", err)
}
// initialize the server and obtain the credentials and root.
// credentials are necessary to sign the HTTP request.
if err = newTestConfig(globalMinioDefaultRegion, objLayer); err != nil {
t.Fatalf("Unable to initialize server config. %s", err)
}
credentials := globalActiveCred
// Executing the object layer tests for single node setup.
objAPITest(objLayer, FSTestStr, bucketFS, fsAPIRouter, credentials, t)
objLayer, xlDisks, err := prepareXL16(ctx)
if err != nil {
t.Fatalf("Initialization of object layer failed for XL setup: %s", err)
}
bucketXL, xlAPIRouter, err := initAPIHandlerTest(objLayer, endpoints)
if err != nil {
t.Fatalf("Initialzation of API handler tests failed: <ERROR> %s", err)
}
// Executing the object layer tests for XL.
objAPITest(objLayer, XLTestStr, bucketXL, xlAPIRouter, credentials, t)
// clean up the temporary test backend.
removeRoots(append(xlDisks, fsDir))
}
// function to be passed to ExecObjectLayerAPITest, for executing object layr API handler tests.
type objAPITestType func(obj ObjectLayer, instanceType string, bucketName string,
apiRouter http.Handler, credentials auth.Credentials, t *testing.T)
// Regular object test type.
type objTestType func(obj ObjectLayer, instanceType string, t TestErrHandler)
// Special test type for test with directories
type objTestTypeWithDirs func(obj ObjectLayer, instanceType string, dirs []string, t TestErrHandler)
// Special object test type for disk not found situations.
type objTestDiskNotFoundType func(obj ObjectLayer, instanceType string, dirs []string, t *testing.T)
// ExecObjectLayerTest - executes object layer tests.
// Creates single node and XL ObjectLayer instance and runs test for both the layers.
func ExecObjectLayerTest(t TestErrHandler, objTest objTestType) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
objLayer, fsDir, err := prepareFS()
if err != nil {
t.Fatalf("Initialization of object layer failed for single node setup: %s", err)
}
newAllSubsystems()
// initialize the server and obtain the credentials and root.
// credentials are necessary to sign the HTTP request.
if err = newTestConfig(globalMinioDefaultRegion, objLayer); err != nil {
t.Fatal("Unexpected error", err)
}
initAllSubsystems(ctx, objLayer)
// Executing the object layer tests for single node setup.
objTest(objLayer, FSTestStr, t)
newAllSubsystems()
objLayer, fsDirs, err := prepareXLSets32(ctx)
if err != nil {
t.Fatalf("Initialization of object layer failed for XL setup: %s", err)
}
initAllSubsystems(ctx, objLayer)
defer removeRoots(append(fsDirs, fsDir))
// Executing the object layer tests for XL.
objTest(objLayer, XLTestStr, t)
}
// ExecObjectLayerTestWithDirs - executes object layer tests.
// Creates single node and XL ObjectLayer instance and runs test for both the layers.
func ExecObjectLayerTestWithDirs(t TestErrHandler, objTest objTestTypeWithDirs) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
objLayer, fsDirs, err := prepareXL16(ctx)
if err != nil {
t.Fatalf("Initialization of object layer failed for XL setup: %s", err)
}
// initialize the server and obtain the credentials and root.
// credentials are necessary to sign the HTTP request.
if err = newTestConfig(globalMinioDefaultRegion, objLayer); err != nil {
t.Fatal("Unexpected error", err)
}
// Executing the object layer tests for XL.
objTest(objLayer, XLTestStr, fsDirs, t)
defer removeRoots(fsDirs)
}
// ExecObjectLayerDiskAlteredTest - executes object layer tests while altering
// disks in between tests. Creates XL ObjectLayer instance and runs test for XL layer.
func ExecObjectLayerDiskAlteredTest(t *testing.T, objTest objTestDiskNotFoundType) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
objLayer, fsDirs, err := prepareXL16(ctx)
if err != nil {
t.Fatalf("Initialization of object layer failed for XL setup: %s", err)
}
if err = newTestConfig(globalMinioDefaultRegion, objLayer); err != nil {
t.Fatal("Failed to create config directory", err)
}
// Executing the object layer tests for XL.
objTest(objLayer, XLTestStr, fsDirs, t)
defer removeRoots(fsDirs)
}
// Special object test type for stale files situations.
type objTestStaleFilesType func(obj ObjectLayer, instanceType string, dirs []string, t *testing.T)
// ExecObjectLayerStaleFilesTest - executes object layer tests those leaves stale
// files/directories under .minio/tmp. Creates XL ObjectLayer instance and runs test for XL layer.
func ExecObjectLayerStaleFilesTest(t *testing.T, objTest objTestStaleFilesType) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
nDisks := 16
erasureDisks, err := getRandomDisks(nDisks)
if err != nil {
t.Fatalf("Initialization of disks for XL setup: %s", err)
}
objLayer, _, err := initObjectLayer(ctx, mustGetZoneEndpoints(erasureDisks...))
if err != nil {
t.Fatalf("Initialization of object layer failed for XL setup: %s", err)
}
if err = newTestConfig(globalMinioDefaultRegion, objLayer); err != nil {
t.Fatal("Failed to create config directory", err)
}
// Executing the object layer tests for XL.
objTest(objLayer, XLTestStr, erasureDisks, t)
defer removeRoots(erasureDisks)
}
func registerBucketLevelFunc(bucket *mux.Router, api objectAPIHandlers, apiFunctions ...string) {
for _, apiFunction := range apiFunctions {
switch apiFunction {
case "PostPolicy":
// Register PostPolicy handler.
bucket.Methods("POST").HeadersRegexp("Content-Type", "multipart/form-data*").HandlerFunc(api.PostPolicyBucketHandler)
case "HeadObject":
// Register HeadObject handler.
bucket.Methods("Head").Path("/{object:.+}").HandlerFunc(api.HeadObjectHandler)
case "GetObject":
// Register GetObject handler.
bucket.Methods("GET").Path("/{object:.+}").HandlerFunc(api.GetObjectHandler)
case "PutObject":
// Register PutObject handler.
bucket.Methods("PUT").Path("/{object:.+}").HandlerFunc(api.PutObjectHandler)
case "DeleteObject":
// Register Delete Object handler.
bucket.Methods("DELETE").Path("/{object:.+}").HandlerFunc(api.DeleteObjectHandler)
case "CopyObject":
// Register Copy Object handler.
bucket.Methods("PUT").Path("/{object:.+}").HeadersRegexp("X-Amz-Copy-Source", ".*?(\\/|%2F).*?").HandlerFunc(api.CopyObjectHandler)
case "PutBucketPolicy":
// Register PutBucket Policy handler.
bucket.Methods("PUT").HandlerFunc(api.PutBucketPolicyHandler).Queries("policy", "")
case "DeleteBucketPolicy":
// Register Delete bucket HTTP policy handler.
bucket.Methods("DELETE").HandlerFunc(api.DeleteBucketPolicyHandler).Queries("policy", "")
case "GetBucketPolicy":
// Register Get Bucket policy HTTP Handler.
bucket.Methods("GET").HandlerFunc(api.GetBucketPolicyHandler).Queries("policy", "")
case "GetBucketLifecycle":
bucket.Methods("GET").HandlerFunc(api.GetBucketLifecycleHandler).Queries("lifecycle", "")
case "PutBucketLifecycle":
bucket.Methods("PUT").HandlerFunc(api.PutBucketLifecycleHandler).Queries("lifecycle", "")
case "DeleteBucketLifecycle":
bucket.Methods("DELETE").HandlerFunc(api.DeleteBucketLifecycleHandler).Queries("lifecycle", "")
case "GetBucketLocation":
// Register GetBucketLocation handler.
bucket.Methods("GET").HandlerFunc(api.GetBucketLocationHandler).Queries("location", "")
case "HeadBucket":
// Register HeadBucket handler.
bucket.Methods("HEAD").HandlerFunc(api.HeadBucketHandler)
case "DeleteMultipleObjects":
// Register DeleteMultipleObjects handler.
bucket.Methods("POST").HandlerFunc(api.DeleteMultipleObjectsHandler).Queries("delete", "")
case "NewMultipart":
// Register New Multipart upload handler.
bucket.Methods("POST").Path("/{object:.+}").HandlerFunc(api.NewMultipartUploadHandler).Queries("uploads", "")
case "CopyObjectPart":
// Register CopyObjectPart handler.
bucket.Methods("PUT").Path("/{object:.+}").HeadersRegexp("X-Amz-Copy-Source", ".*?(\\/|%2F).*?").HandlerFunc(api.CopyObjectPartHandler).Queries("partNumber", "{partNumber:[0-9]+}", "uploadId", "{uploadId:.*}")
case "PutObjectPart":
// Register PutObjectPart handler.
bucket.Methods("PUT").Path("/{object:.+}").HandlerFunc(api.PutObjectPartHandler).Queries("partNumber", "{partNumber:[0-9]+}", "uploadId", "{uploadId:.*}")
case "ListObjectParts":
// Register ListObjectParts handler.
bucket.Methods("GET").Path("/{object:.+}").HandlerFunc(api.ListObjectPartsHandler).Queries("uploadId", "{uploadId:.*}")
case "ListMultipartUploads":
// Register ListMultipartUploads handler.
bucket.Methods("GET").HandlerFunc(api.ListMultipartUploadsHandler).Queries("uploads", "")
case "CompleteMultipart":
// Register Complete Multipart Upload handler.
bucket.Methods("POST").Path("/{object:.+}").HandlerFunc(api.CompleteMultipartUploadHandler).Queries("uploadId", "{uploadId:.*}")
case "AbortMultipart":
// Register AbortMultipart Handler.
bucket.Methods("DELETE").Path("/{object:.+}").HandlerFunc(api.AbortMultipartUploadHandler).Queries("uploadId", "{uploadId:.*}")
case "GetBucketNotification":
// Register GetBucketNotification Handler.
bucket.Methods("GET").HandlerFunc(api.GetBucketNotificationHandler).Queries("notification", "")
case "PutBucketNotification":
// Register PutBucketNotification Handler.
bucket.Methods("PUT").HandlerFunc(api.PutBucketNotificationHandler).Queries("notification", "")
case "ListenBucketNotification":
// Register ListenBucketNotification Handler.
bucket.Methods("GET").HandlerFunc(api.ListenBucketNotificationHandler).Queries("events", "{events:.*}")
}
}
}
// registerAPIFunctions helper function to add API functions identified by name to the routers.
func registerAPIFunctions(muxRouter *mux.Router, objLayer ObjectLayer, apiFunctions ...string) {
if len(apiFunctions) == 0 {
// Register all api endpoints by default.
registerAPIRouter(muxRouter, true, false)
return
}
// API Router.
apiRouter := muxRouter.PathPrefix(SlashSeparator).Subrouter()
// Bucket router.
bucketRouter := apiRouter.PathPrefix("/{bucket}").Subrouter()
// All object storage operations are registered as HTTP handlers on `objectAPIHandlers`.
// When the handlers get a HTTP request they use the underlying ObjectLayer to perform operations.
globalObjLayerMutex.Lock()
globalObjectAPI = objLayer
globalObjLayerMutex.Unlock()
// When cache is enabled, Put and Get operations are passed
// to underlying cache layer to manage object layer operation and disk caching
// operation
api := objectAPIHandlers{
ObjectAPI: func() ObjectLayer {
if !globalSafeMode {
return globalObjectAPI
}
return nil
},
CacheAPI: func() CacheObjectLayer {
if !globalSafeMode {
return globalCacheObjectAPI
}
return nil
},
EncryptionEnabled: func() bool { return true },
}
// Register ListBuckets handler.
apiRouter.Methods("GET").HandlerFunc(api.ListBucketsHandler)
// Register all bucket level handlers.
registerBucketLevelFunc(bucketRouter, api, apiFunctions...)
}
// Takes in XL object layer, and the list of API end points to be tested/required, registers the API end points and returns the HTTP handler.
// Need isolated registration of API end points while writing unit tests for end points.
// All the API end points are registered only for the default case.
func initTestAPIEndPoints(objLayer ObjectLayer, apiFunctions []string) http.Handler {
// initialize a new mux router.
// goriilla/mux is the library used to register all the routes and handle them.
muxRouter := mux.NewRouter().SkipClean(true)
if len(apiFunctions) > 0 {
// Iterate the list of API functions requested for and register them in mux HTTP handler.
registerAPIFunctions(muxRouter, objLayer, apiFunctions...)
return muxRouter
}
registerAPIRouter(muxRouter, true, false)
return muxRouter
}
// Initialize Web RPC Handlers for testing
func initTestWebRPCEndPoint(objLayer ObjectLayer) http.Handler {
globalObjLayerMutex.Lock()
globalObjectAPI = objLayer
globalObjLayerMutex.Unlock()
// Initialize router.
muxRouter := mux.NewRouter().SkipClean(true)
registerWebRouter(muxRouter)
return muxRouter
}
// generateTLSCertKey creates valid key/cert with registered DNS or IP address
// depending on the passed parameter. That way, we can use tls config without
// passing InsecureSkipVerify flag. This code is a simplified version of
// https://golang.org/src/crypto/tls/generate_cert.go
func generateTLSCertKey(host string) ([]byte, []byte, error) {
validFor := 365 * 24 * time.Hour
rsaBits := 2048
if len(host) == 0 {
return nil, nil, fmt.Errorf("Missing host parameter")
}
publicKey := func(priv interface{}) interface{} {
switch k := priv.(type) {
case *rsa.PrivateKey:
return &k.PublicKey
case *ecdsa.PrivateKey:
return &k.PublicKey
default:
return nil
}
}
pemBlockForKey := func(priv interface{}) *pem.Block {
switch k := priv.(type) {
case *rsa.PrivateKey:
return &pem.Block{Type: "RSA PRIVATE KEY", Bytes: x509.MarshalPKCS1PrivateKey(k)}
case *ecdsa.PrivateKey:
b, err := x509.MarshalECPrivateKey(k)
if err != nil {
fmt.Fprintf(os.Stderr, "Unable to marshal ECDSA private key: %v", err)
os.Exit(2)
}
return &pem.Block{Type: "EC PRIVATE KEY", Bytes: b}
default:
return nil
}
}
var priv interface{}
var err error
priv, err = rsa.GenerateKey(crand.Reader, rsaBits)
if err != nil {
return nil, nil, fmt.Errorf("failed to generate private key: %w", err)
}
notBefore := time.Now()
notAfter := notBefore.Add(validFor)
serialNumberLimit := new(big.Int).Lsh(big.NewInt(1), 128)
serialNumber, err := crand.Int(crand.Reader, serialNumberLimit)
if err != nil {
return nil, nil, fmt.Errorf("failed to generate serial number: %w", err)
}
template := x509.Certificate{
SerialNumber: serialNumber,
Subject: pkix.Name{
Organization: []string{"Acme Co"},
},
NotBefore: notBefore,
NotAfter: notAfter,
KeyUsage: x509.KeyUsageKeyEncipherment | x509.KeyUsageDigitalSignature,
ExtKeyUsage: []x509.ExtKeyUsage{x509.ExtKeyUsageServerAuth},
BasicConstraintsValid: true,
}
hosts := strings.Split(host, ",")
for _, h := range hosts {
if ip := net.ParseIP(h); ip != nil {
template.IPAddresses = append(template.IPAddresses, ip)
} else {
template.DNSNames = append(template.DNSNames, h)
}
}
template.IsCA = true
template.KeyUsage |= x509.KeyUsageCertSign
derBytes, err := x509.CreateCertificate(crand.Reader, &template, &template, publicKey(priv), priv)
if err != nil {
return nil, nil, fmt.Errorf("Failed to create certificate: %w", err)
}
certOut := bytes.NewBuffer([]byte{})
pem.Encode(certOut, &pem.Block{Type: "CERTIFICATE", Bytes: derBytes})
keyOut := bytes.NewBuffer([]byte{})
pem.Encode(keyOut, pemBlockForKey(priv))
return certOut.Bytes(), keyOut.Bytes(), nil
}
func mustGetZoneEndpoints(args ...string) EndpointZones {
endpoints := mustGetNewEndpoints(args...)
return []ZoneEndpoints{{
SetCount: 1,
DrivesPerSet: len(args),
Endpoints: endpoints,
}}
}
func mustGetNewEndpoints(args ...string) (endpoints Endpoints) {
endpoints, err := NewEndpoints(args...)
logger.FatalIf(err, "unable to create new endpoint list")
return endpoints
}
func getEndpointsLocalAddr(endpointZones EndpointZones) string {
for _, endpoints := range endpointZones {
for _, endpoint := range endpoints.Endpoints {
if endpoint.IsLocal && endpoint.Type() == URLEndpointType {
return endpoint.Host
}
}
}
return net.JoinHostPort(globalMinioHost, globalMinioPort)
}
// fetches a random number between range min-max.
func getRandomRange(min, max int, seed int64) int {
// special value -1 means no explicit seeding.
if seed != -1 {
rand.Seed(seed)
}
return rand.Intn(max-min) + min
}
// Randomizes the order of bytes in the byte array
// using Knuth Fisher-Yates shuffle algorithm.
func randomizeBytes(s []byte, seed int64) []byte {
// special value -1 means no explicit seeding.
if seed != -1 {
rand.Seed(seed)
}
n := len(s)
var j int
for i := 0; i < n-1; i++ {
j = i + rand.Intn(n-i)
s[i], s[j] = s[j], s[i]
}
return s
}
func TestToErrIsNil(t *testing.T) {
if toObjectErr(nil) != nil {
t.Errorf("Test expected to return nil, failed instead got a non-nil value %s", toObjectErr(nil))
}
if toStorageErr(nil) != nil {
t.Errorf("Test expected to return nil, failed instead got a non-nil value %s", toStorageErr(nil))
}
ctx := context.Background()
if toAPIError(ctx, nil) != noError {
t.Errorf("Test expected error code to be ErrNone, failed instead provided %s", toAPIError(ctx, nil).Code)
}
}
// Uploads an object using DummyDataGen directly via the http
// handler. Each part in a multipart object is a new DummyDataGen
// instance (so the part sizes are needed to reconstruct the whole
// object). When `len(partSizes) == 1`, asMultipart is used to upload
// the object as multipart with 1 part or as a regular single object.
//
// All upload failures are considered test errors - this function is
// intended as a helper for other tests.
func uploadTestObject(t *testing.T, apiRouter http.Handler, creds auth.Credentials, bucketName, objectName string,
partSizes []int64, metadata map[string]string, asMultipart bool) {
if len(partSizes) == 0 {
t.Fatalf("Cannot upload an object without part sizes")
}
if len(partSizes) > 1 {
asMultipart = true
}
checkRespErr := func(rec *httptest.ResponseRecorder, exp int) {
if rec.Code != exp {
b, err := ioutil.ReadAll(rec.Body)
t.Fatalf("Expected: %v, Got: %v, Body: %s, err: %v", exp, rec.Code, string(b), err)
}
}
if !asMultipart {
srcData := NewDummyDataGen(partSizes[0], 0)
req, err := newTestSignedRequestV4("PUT", getPutObjectURL("", bucketName, objectName),
partSizes[0], srcData, creds.AccessKey, creds.SecretKey, metadata)
if err != nil {
t.Fatalf("Unexpected err: %#v", err)
}
rec := httptest.NewRecorder()
apiRouter.ServeHTTP(rec, req)
checkRespErr(rec, http.StatusOK)
} else {
// Multipart upload - each part is a new DummyDataGen
// (so the part lengths are required to verify the
// object when reading).
// Initiate mp upload
reqI, err := newTestSignedRequestV4("POST", getNewMultipartURL("", bucketName, objectName),
0, nil, creds.AccessKey, creds.SecretKey, metadata)
if err != nil {
t.Fatalf("Unexpected err: %#v", err)
}
rec := httptest.NewRecorder()
apiRouter.ServeHTTP(rec, reqI)
checkRespErr(rec, http.StatusOK)
decoder := xml.NewDecoder(rec.Body)
multipartResponse := &InitiateMultipartUploadResponse{}
err = decoder.Decode(multipartResponse)
if err != nil {
t.Fatalf("Error decoding the recorded response Body")
}
upID := multipartResponse.UploadID
// Upload each part
var cp []CompletePart
cumulativeSum := int64(0)
for i, partLen := range partSizes {
partID := i + 1
partSrc := NewDummyDataGen(partLen, cumulativeSum)
cumulativeSum += partLen
req, errP := newTestSignedRequestV4("PUT",
getPutObjectPartURL("", bucketName, objectName, upID, fmt.Sprintf("%d", partID)),
partLen, partSrc, creds.AccessKey, creds.SecretKey, metadata)
if errP != nil {
t.Fatalf("Unexpected err: %#v", errP)
}
rec = httptest.NewRecorder()
apiRouter.ServeHTTP(rec, req)
checkRespErr(rec, http.StatusOK)
header := rec.Header()
if v, ok := header["ETag"]; ok {
etag := v[0]
if etag == "" {
t.Fatalf("Unexpected empty etag")
}
cp = append(cp, CompletePart{partID, etag[1 : len(etag)-1]})
} else {
t.Fatalf("Missing etag header")
}
}
// Call CompleteMultipart API
compMpBody, err := xml.Marshal(CompleteMultipartUpload{Parts: cp})
if err != nil {
t.Fatalf("Unexpected err: %#v", err)
}
reqC, errP := newTestSignedRequestV4("POST",
getCompleteMultipartUploadURL("", bucketName, objectName, upID),
int64(len(compMpBody)), bytes.NewReader(compMpBody),
creds.AccessKey, creds.SecretKey, metadata)
if errP != nil {
t.Fatalf("Unexpected err: %#v", errP)
}
rec = httptest.NewRecorder()
apiRouter.ServeHTTP(rec, reqC)
checkRespErr(rec, http.StatusOK)
}
}