Update swift lib for adding the support of Openstack Identity v3 API

Signed-off-by: Li Wenquan <wenquan.li@hp.com>

Godeps/Godeps.json

@@ -87,7 +87,7 @@
 		},
 		{
 			"ImportPath": "github.com/ncw/swift",
-			"Rev": "021f1ecdb0940ce5c64ce0e27928d9680f85f291"
+			"Rev": "22c8fa9fb5ba145b4d4e2cebb027e84b1a7b1296"
 		},
 		{
 			"ImportPath": "github.com/yvasiyarov/go-metrics",

Godeps/_workspace/src/github.com/ncw/swift/README.md

@@ -34,6 +34,7 @@ Here is a short example from the docs
         UserName: "user",
         ApiKey:   "key",
         AuthUrl:  "auth_url",
+        Domain:   "domain",  // Name of the domain (v3 auth only)
         Tenant:   "tenant",  // Name of the tenant (v2 auth only)
     }
     // Authenticate
@@ -69,6 +70,25 @@ And optionally these if using v2 authentication
     export SWIFT_TENANT='TenantName'
     export SWIFT_TENANT_ID='TenantId'
 
+And optionally these if using v3 authentication
+
+    export SWIFT_TENANT='TenantName'
+    export SWIFT_TENANT_ID='TenantId'
+    export SWIFT_API_DOMAIN_ID='domain id'
+    export SWIFT_API_DOMAIN='domain name'
+
+And optionally this if you want to skip server certificate validation
+
+    export SWIFT_AUTH_INSECURE=1
+
+And optionally this to configure the connect channel timeout, in seconds
+
+    export SWIFT_CONNECTION_CHANNEL_TIMEOUT=60
+
+And optionally this to configure the data channel timeout, in seconds
+
+    export SWIFT_DATA_CHANNEL_TIMEOUT=60
+
 Then run the tests with `go test`
 
 License
@@ -105,3 +125,4 @@ Contributors
 - lsowen <lsowen@s1network.com>
 - Sylvain Baubeau <sbaubeau@redhat.com>
 - Chris Kastorff <encryptio@gmail.com>
+- Dai HaoJun <haojun.dai@hp.com>

Godeps/_workspace/src/github.com/ncw/swift/auth.go

@@ -29,7 +29,9 @@ type Authenticator interface {
 func newAuth(c *Connection) (Authenticator, error) {
 	AuthVersion := c.AuthVersion
 	if AuthVersion == 0 {
-		if strings.Contains(c.AuthUrl, "v2") {
+		if strings.Contains(c.AuthUrl, "v3") {
+			AuthVersion = 3
+		} else if strings.Contains(c.AuthUrl, "v2") {
 			AuthVersion = 2
 		} else if strings.Contains(c.AuthUrl, "v1") {
 			AuthVersion = 1
@@ -47,6 +49,8 @@ func newAuth(c *Connection) (Authenticator, error) {
 			// this is just an optimization.
 			useApiKey: len(c.ApiKey) >= 32,
 		}, nil
+	case 3:
+		return &v3Auth{}, nil
 	}
 	return nil, newErrorf(500, "Auth Version %d not supported", AuthVersion)
 }

Godeps/_workspace/src/github.com/ncw/swift/auth_v3.go

@@ -0,0 +1,207 @@
+package swift
+
+import (
+	"bytes"
+	"encoding/json"
+	"net/http"
+	"strings"
+)
+
+const (
+	v3AuthMethodToken        = "token"
+	v3AuthMethodPassword     = "password"
+	v3InterfacePublic        = "public"
+	v3InterfaceInternal      = "internal"
+	v3InterfaceAdmin         = "admin"
+	v3CatalogTypeObjectStore = "object-store"
+)
+
+// V3 Authentication request
+// http://docs.openstack.org/developer/keystone/api_curl_examples.html
+// http://developer.openstack.org/api-ref-identity-v3.html
+type v3AuthRequest struct {
+	Auth struct {
+		Identity struct {
+			Methods  []string        `json:"methods"`
+			Password *v3AuthPassword `json:"password,omitempty"`
+			Token    *v3AuthToken    `json:"token,omitempty"`
+		} `json:"identity"`
+		Scope *v3Scope `json:"scope,omitempty"`
+	} `json:"auth"`
+}
+
+type v3Scope struct {
+	Project *v3Project `json:"project,omitempty"`
+	Domain  *v3Domain  `json:"domain,omitempty"`
+}
+
+type v3Domain struct {
+	Id   string `json:"id,omitempty"`
+	Name string `json:"name,omitempty"`
+}
+
+type v3Project struct {
+	Name   string    `json:"name,omitempty"`
+	Id     string    `json:"id,omitempty"`
+	Domain *v3Domain `json:"domain,omitempty"`
+}
+
+type v3User struct {
+	Domain   *v3Domain `json:"domain,omitempty"`
+	Id       string    `json:"id,omitempty"`
+	Name     string    `json:"name,omitempty"`
+	Password string    `json:"password,omitempty"`
+}
+
+type v3AuthToken struct {
+	Id string `json:"id"`
+}
+
+type v3AuthPassword struct {
+	User v3User `json:"user"`
+}
+
+// V3 Authentication response
+type v3AuthResponse struct {
+	Token struct {
+		Expires_At, Issued_At string
+		Methods               []string
+		Roles                 []map[string]string
+
+		Project struct {
+			Domain struct {
+				Id, Name string
+			}
+			Id, Name string
+		}
+
+		Catalog []struct {
+			Id, Namem, Type string
+			Endpoints       []struct {
+				Id, Region_Id, Url, Region, Interface string
+			}
+		}
+
+		User struct {
+			Id, Name string
+			Domain   struct {
+				Id, Name string
+				Links    struct {
+					Self string
+				}
+			}
+		}
+
+		Audit_Ids []string
+	}
+}
+
+type v3Auth struct {
+	Auth    *v3AuthResponse
+	Headers http.Header
+}
+
+func (auth *v3Auth) Request(c *Connection) (*http.Request, error) {
+
+	var v3i interface{}
+
+	v3 := v3AuthRequest{}
+
+	if c.UserName == "" {
+		v3.Auth.Identity.Methods = []string{v3AuthMethodToken}
+		v3.Auth.Identity.Token = &v3AuthToken{Id: c.ApiKey}
+	} else {
+		v3.Auth.Identity.Methods = []string{v3AuthMethodPassword}
+		v3.Auth.Identity.Password = &v3AuthPassword{
+			User: v3User{
+				Name:     c.UserName,
+				Password: c.ApiKey,
+			},
+		}
+
+		var domain *v3Domain
+
+		if c.Domain != "" {
+			domain = &v3Domain{Name: c.Domain}
+		} else if c.DomainId != "" {
+			domain = &v3Domain{Id: c.DomainId}
+		}
+		v3.Auth.Identity.Password.User.Domain = domain
+	}
+
+	if c.TenantId != "" || c.Tenant != "" {
+
+		v3.Auth.Scope = &v3Scope{Project: &v3Project{}}
+
+		if c.TenantId != "" {
+			v3.Auth.Scope.Project.Id = c.TenantId
+		} else if c.Tenant != "" {
+			v3.Auth.Scope.Project.Name = c.Tenant
+			var defaultDomain v3Domain
+			if c.Domain != "" {
+				defaultDomain = v3Domain{Name: "Default"}
+			} else if c.DomainId != "" {
+				defaultDomain = v3Domain{Id: "Default"}
+			}
+			v3.Auth.Scope.Project.Domain = &defaultDomain
+		}
+	}
+
+	v3i = v3
+
+	body, err := json.Marshal(v3i)
+
+	if err != nil {
+		return nil, err
+	}
+
+	url := c.AuthUrl
+	if !strings.HasSuffix(url, "/") {
+		url += "/"
+	}
+	url += "tokens"
+	req, err := http.NewRequest("POST", url, bytes.NewBuffer(body))
+	if err != nil {
+		return nil, err
+	}
+	req.Header.Set("Content-Type", "application/json")
+	return req, nil
+}
+
+func (auth *v3Auth) Response(resp *http.Response) error {
+	auth.Auth = &v3AuthResponse{}
+	auth.Headers = resp.Header
+	err := readJson(resp, auth.Auth)
+	return err
+}
+
+func (auth *v3Auth) endpointUrl(Type string, Internal bool) string {
+	for _, catalog := range auth.Auth.Token.Catalog {
+		if catalog.Type == Type {
+			for _, endpoint := range catalog.Endpoints {
+				if Internal {
+					if endpoint.Interface == v3InterfaceInternal {
+						return endpoint.Url
+					}
+				} else {
+					if endpoint.Interface == v3InterfacePublic {
+						return endpoint.Url
+					}
+				}
+			}
+		}
+	}
+	return ""
+}
+
+func (auth *v3Auth) StorageUrl(Internal bool) string {
+	return auth.endpointUrl(v3CatalogTypeObjectStore, Internal)
+}
+
+func (auth *v3Auth) Token() string {
+	return auth.Headers.Get("X-Subject-Token")
+}
+
+func (auth *v3Auth) CdnUrl() string {
+	return ""
+}

Godeps/_workspace/src/github.com/ncw/swift/swift.go

@@ -80,6 +80,8 @@ const (
 type Connection struct {
 	// Parameters - fill these in before calling Authenticate
 	// They are all optional except UserName, ApiKey and AuthUrl
+	Domain         string            // User's domain name
+	DomainId       string            // User's domain Id
 	UserName       string            // UserName for api
 	ApiKey         string            // Key for api access
 	AuthUrl        string            // Auth URL

Godeps/_workspace/src/github.com/ncw/swift/swift_test.go

@@ -16,22 +16,24 @@ import (
 	"archive/tar"
 	"bytes"
 	"crypto/md5"
+	"crypto/tls"
 	"encoding/json"
 	"encoding/xml"
 	"fmt"
+	"github.com/ncw/swift"
+	"github.com/ncw/swift/swifttest"
 	"io"
 	"net/http"
 	"os"
+	"strconv"
+	"strings"
 	"sync"
 	"testing"
 	"time"
-
-	"github.com/ncw/swift"
-	"github.com/ncw/swift/swifttest"
 )
 
 var (
-	c                swift.Connection
+	c                *swift.Connection
 	srv              *swifttest.SwiftServer
 	m1               = swift.Metadata{"Hello": "1", "potato-Salad": "2"}
 	m2               = swift.Metadata{"hello": "", "potato-salad": ""}
@@ -54,36 +56,106 @@ const (
 
 type someTransport struct{ http.Transport }
 
-func TestTransport(t *testing.T) {
+func makeConnection() (*swift.Connection, error) {
 	var err error
+
 	UserName := os.Getenv("SWIFT_API_USER")
 	ApiKey := os.Getenv("SWIFT_API_KEY")
 	AuthUrl := os.Getenv("SWIFT_AUTH_URL")
+
+	Insecure := os.Getenv("SWIFT_AUTH_INSECURE")
+	ConnectionChannelTimeout := os.Getenv("SWIFT_CONNECTION_CHANNEL_TIMEOUT")
+	DataChannelTimeout := os.Getenv("SWIFT_DATA_CHANNEL_TIMEOUT")
+
 	if UserName == "" || ApiKey == "" || AuthUrl == "" {
+		if srv != nil {
+			srv.Close()
+		}
 		srv, err = swifttest.NewSwiftServer("localhost")
 		if err != nil {
-			t.Fatal("Failed to create server", err)
+			return nil, err
 		}
+
 		UserName = "swifttest"
 		ApiKey = "swifttest"
 		AuthUrl = srv.AuthURL
 	}
-	tr := &someTransport{Transport: http.Transport{MaxIdleConnsPerHost: 2048}}
-	ct := swift.Connection{
+
+	transport := &http.Transport{
+		Proxy:               http.ProxyFromEnvironment,
+		MaxIdleConnsPerHost: 2048,
+	}
+	if Insecure == "1" {
+		transport.TLSClientConfig = &tls.Config{InsecureSkipVerify: true}
+	}
+
+	c := swift.Connection{
 		UserName:       UserName,
 		ApiKey:         ApiKey,
 		AuthUrl:        AuthUrl,
-		Tenant:         os.Getenv("SWIFT_TENANT"),
-		TenantId:       os.Getenv("SWIFT_TENANT_ID"),
-		Transport:      tr,
+		Transport:      transport,
 		ConnectTimeout: 60 * time.Second,
 		Timeout:        60 * time.Second,
 	}
-	err = ct.Authenticate()
+
+	var timeout int64
+	if ConnectionChannelTimeout != "" {
+		timeout, err = strconv.ParseInt(ConnectionChannelTimeout, 10, 32)
+		if err == nil {
+			c.ConnectTimeout = time.Duration(timeout) * time.Second
+		}
+	}
+
+	if DataChannelTimeout != "" {
+		timeout, err = strconv.ParseInt(DataChannelTimeout, 10, 32)
+		if err == nil {
+			c.Timeout = time.Duration(timeout) * time.Second
+		}
+	}
+
+	return &c, nil
+}
+
+func isV3Api() bool {
+	AuthUrl := os.Getenv("SWIFT_AUTH_URL")
+	return strings.Contains(AuthUrl, "v3")
+}
+
+func TestTransport(t *testing.T) {
+	var err error
+
+	c, err = makeConnection()
+	if err != nil {
+		t.Fatal("Failed to create server", err)
+	}
+
+	tr := &someTransport{
+		Transport: http.Transport{
+			MaxIdleConnsPerHost: 2048,
+		},
+	}
+
+	Insecure := os.Getenv("SWIFT_AUTH_INSECURE")
+
+	if Insecure == "1" {
+		tr.TLSClientConfig = &tls.Config{InsecureSkipVerify: true}
+	}
+
+	c.Transport = tr
+
+	if isV3Api() {
+		c.Tenant = os.Getenv("SWIFT_TENANT")
+		c.Domain = os.Getenv("SWIFT_API_DOMAIN")
+	} else {
+		c.Tenant = os.Getenv("SWIFT_TENANT")
+		c.TenantId = os.Getenv("SWIFT_TENANT_ID")
+	}
+
+	err = c.Authenticate()
 	if err != nil {
 		t.Fatal("Auth failed", err)
 	}
-	if !ct.Authenticated() {
+	if !c.Authenticated() {
 		t.Fatal("Not authenticated")
 	}
 	if srv != nil {
@@ -92,27 +164,116 @@ func TestTransport(t *testing.T) {
 }
 
 // The following Test functions are run in order - this one must come before the others!
-func TestAuthenticate(t *testing.T) {
+func TestV1V2Authenticate(t *testing.T) {
 	var err error
-	UserName := os.Getenv("SWIFT_API_USER")
-	ApiKey := os.Getenv("SWIFT_API_KEY")
-	AuthUrl := os.Getenv("SWIFT_AUTH_URL")
-	if UserName == "" || ApiKey == "" || AuthUrl == "" {
-		srv, err = swifttest.NewSwiftServer("localhost")
-		if err != nil {
-			t.Fatal("Failed to create server", err)
-		}
-		UserName = "swifttest"
-		ApiKey = "swifttest"
-		AuthUrl = srv.AuthURL
+
+	if isV3Api() {
+		return
 	}
-	c = swift.Connection{
-		UserName: UserName,
-		ApiKey:   ApiKey,
-		AuthUrl:  AuthUrl,
-		Tenant:   os.Getenv("SWIFT_TENANT"),
-		TenantId: os.Getenv("SWIFT_TENANT_ID"),
+
+	c, err = makeConnection()
+	if err != nil {
+		t.Fatal("Failed to create server", err)
 	}
+
+	c.Tenant = os.Getenv("SWIFT_TENANT")
+	c.TenantId = os.Getenv("SWIFT_TENANT_ID")
+
+	err = c.Authenticate()
+	if err != nil {
+		t.Fatal("Auth failed", err)
+	}
+	if !c.Authenticated() {
+		t.Fatal("Not authenticated")
+	}
+}
+
+func TestV3AuthenticateWithDomainNameAndTenantId(t *testing.T) {
+	var err error
+	if !isV3Api() {
+		return
+	}
+
+	c, err = makeConnection()
+	if err != nil {
+		t.Fatal("Failed to create server", err)
+	}
+
+	c.TenantId = os.Getenv("SWIFT_TENANT_ID")
+	c.Domain = os.Getenv("SWIFT_API_DOMAIN")
+
+	err = c.Authenticate()
+	if err != nil {
+		t.Fatal("Auth failed", err)
+	}
+	if !c.Authenticated() {
+		t.Fatal("Not authenticated")
+	}
+}
+
+func TestV3AuthenticateWithDomainIdAndTenantId(t *testing.T) {
+	var err error
+
+	if !isV3Api() {
+		return
+	}
+
+	c, err = makeConnection()
+	if err != nil {
+		t.Fatal("Failed to create server", err)
+	}
+
+	c.TenantId = os.Getenv("SWIFT_TENANT_ID")
+	c.DomainId = os.Getenv("SWIFT_API_DOMAIN_ID")
+
+	err = c.Authenticate()
+	if err != nil {
+		t.Fatal("Auth failed", err)
+	}
+	if !c.Authenticated() {
+		t.Fatal("Not authenticated")
+	}
+}
+
+func TestV3AuthenticateWithDomainNameAndTenantName(t *testing.T) {
+	var err error
+
+	if !isV3Api() {
+		return
+	}
+
+	c, err = makeConnection()
+	if err != nil {
+		t.Fatal("Failed to create server", err)
+	}
+
+	c.Tenant = os.Getenv("SWIFT_TENANT")
+	c.Domain = os.Getenv("SWIFT_API_DOMAIN")
+
+	err = c.Authenticate()
+	if err != nil {
+		t.Fatal("Auth failed", err)
+	}
+	if !c.Authenticated() {
+		t.Fatal("Not authenticated")
+	}
+}
+
+func TestV3AuthenticateWithDomainIdAndTenantName(t *testing.T) {
+	var err error
+
+	if !isV3Api() {
+		return
+	}
+
+	c, err = makeConnection()
+	if err != nil {
+		t.Fatal("Failed to create server", err)
+	}
+
+	c.Tenant = os.Getenv("SWIFT_TENANT")
+	c.DomainId = os.Getenv("SWIFT_API_DOMAIN_ID")
+
 	err = c.Authenticate()
 	if err != nil {
 		t.Fatal("Auth failed", err)

Godeps/_workspace/src/github.com/ncw/swift/swifttest/server.go

@@ -444,7 +444,7 @@ func (objr objectResource) get(a *action) interface{} {
 				if start >= cursor+length {
 					continue
 				}
-				segments = append(segments, bytes.NewReader(obj.data[max(0, start - cursor):]))
+				segments = append(segments, bytes.NewReader(obj.data[max(0, start-cursor):]))
 				cursor += length
 			}
 		}
@@ -452,7 +452,7 @@ func (objr objectResource) get(a *action) interface{} {
 		if end == -1 {
 			end = size
 		}
-		reader = io.LimitReader(io.MultiReader(segments...), int64(end - start))
+		reader = io.LimitReader(io.MultiReader(segments...), int64(end-start))
 	} else {
 		if end == -1 {
 			end = len(obj.data)
@@ -461,7 +461,7 @@ func (objr objectResource) get(a *action) interface{} {
 		reader = bytes.NewReader(obj.data[start:end])
 	}
 
-	h.Set("Content-Length", fmt.Sprint(end - start))
+	h.Set("Content-Length", fmt.Sprint(end-start))
 	h.Set("ETag", hex.EncodeToString(etag))
 	h.Set("Last-Modified", obj.mtime.Format(http.TimeFormat))
 
@@ -519,7 +519,7 @@ func (objr objectResource) put(a *action) interface{} {
 
 	var content_type string
 	if content_type = a.req.Header.Get("Content-Type"); content_type == "" {
-		content_type := mime.TypeByExtension(obj.name)
+		content_type = mime.TypeByExtension(obj.name)
 		if content_type == "" {
 			content_type = "application/octet-stream"
 		}
@@ -880,6 +880,6 @@ func NewSwiftServer(address string) (*SwiftServer, error) {
 	return server, nil
 }
 
-func (srv SwiftServer) Close() {
+func (srv *SwiftServer) Close() {
 	srv.Listener.Close()
 }