base handlers

weed/iamapi/iamapi_management_handlers.go

@@ -2,44 +2,179 @@ package iamapi
 
 import (
 	"encoding/xml"
+	"fmt"
 	"github.com/chrislusf/seaweedfs/weed/glog"
 	"github.com/chrislusf/seaweedfs/weed/pb/iam_pb"
 	"github.com/chrislusf/seaweedfs/weed/s3api/s3err"
+	"math/rand"
 	"net/http"
 	"net/url"
+	"time"
 
 	//	"github.com/aws/aws-sdk-go/aws"
 	"github.com/aws/aws-sdk-go/service/iam"
 )
 
 const (
-	version = "2010-05-08"
+	version      = "2010-05-08"
+	charsetUpper = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
+	charset      = charsetUpper + "abcdefghijklmnopqrstuvwxyz/"
 )
 
-type ListUsersResponse struct {
-	XMLName         xml.Name `xml:"https://iam.amazonaws.com/doc/2010-05-08/ ListUsersResponse"`
-	ListUsersResult struct {
-		Users       []*iam.User `xml:"Users>member"`
-		IsTruncated bool        `xml:"IsTruncated"`
-	} `xml:"ListUsersResult"`
+var seededRand *rand.Rand = rand.New(
+	rand.NewSource(time.Now().UnixNano()))
+
+type Response interface {
+	SetRequestId()
+}
+
+type CommonResponse struct {
 	ResponseMetadata struct {
 		RequestId string `xml:"RequestId"`
 	} `xml:"ResponseMetadata"`
 }
 
-//  {'Action': 'CreateUser', 'Version': '2010-05-08', 'UserName': 'Bob'}
-// {'Action': 'ListUsers', 'Version': '2010-05-08'}
-func (iama *IamApiServer) ListUsers(s3cfg *iam_pb.S3ApiConfiguration, values url.Values) ListUsersResponse {
-	glog.Info("Do ListUsers")
-	resp := ListUsersResponse{}
+type ListUsersResponse struct {
+	CommonResponse
+	XMLName         xml.Name `xml:"https://iam.amazonaws.com/doc/2010-05-08/ ListUsersResponse"`
+	ListUsersResult struct {
+		Users       []*iam.User `xml:"Users>member"`
+		IsTruncated bool        `xml:"IsTruncated"`
+	} `xml:"ListUsersResult"`
+}
+
+type ListAccessKeysResponse struct {
+	CommonResponse
+	XMLName              xml.Name `xml:"https://iam.amazonaws.com/doc/2010-05-08/ ListAccessKeysResponse"`
+	ListAccessKeysResult struct {
+		AccessKeyMetadata []*iam.AccessKeyMetadata `xml:"AccessKeyMetadata>member"`
+		IsTruncated       bool                     `xml:"IsTruncated"`
+	} `xml:"ListAccessKeysResult"`
+}
+
+type DeleteUserResponse struct {
+	CommonResponse
+	XMLName xml.Name `xml:"https://iam.amazonaws.com/doc/2010-05-08/ DeleteUserResponse"`
+}
+
+type DeleteAccessKeyResponse struct {
+	CommonResponse
+	XMLName xml.Name `xml:"https://iam.amazonaws.com/doc/2010-05-08/ DeleteAccessKeyResponse"`
+}
+
+type CreateUserResponse struct {
+	CommonResponse
+	XMLName          xml.Name `xml:"https://iam.amazonaws.com/doc/2010-05-08/ CreateUserResponse"`
+	CreateUserResult struct {
+		User iam.User `xml:"User"`
+	} `xml:"CreateUserResult"`
+}
+
+type CreateAccessKeyResponse struct {
+	CommonResponse
+	XMLName               xml.Name `xml:"https://iam.amazonaws.com/doc/2010-05-08/ CreateAccessKeyResponse"`
+	CreateAccessKeyResult struct {
+		AccessKey iam.AccessKey `xml:"AccessKey"`
+	} `xml:"CreateAccessKeyResult"`
+}
+
+func (r *CommonResponse) SetRequestId() {
+	r.ResponseMetadata.RequestId = fmt.Sprintf("%d", time.Now().UnixNano())
+}
+
+func StringWithCharset(length int, charset string) string {
+	b := make([]byte, length)
+	for i := range b {
+		b[i] = charset[seededRand.Intn(len(charset))]
+	}
+	return string(b)
+}
+
+func (iama *IamApiServer) ListUsers(s3cfg *iam_pb.S3ApiConfiguration, values url.Values) (resp ListUsersResponse) {
 	for _, ident := range s3cfg.Identities {
 		resp.ListUsersResult.Users = append(resp.ListUsersResult.Users, &iam.User{UserName: &ident.Name})
 	}
 	return resp
 }
 
-func (iama *IamApiServer) ListAccessKeys(values url.Values) ListUsersResponse {
-	return ListUsersResponse{}
+func (iama *IamApiServer) ListAccessKeys(s3cfg *iam_pb.S3ApiConfiguration, values url.Values) (resp ListAccessKeysResponse) {
+	status := iam.StatusTypeActive
+	for _, ident := range s3cfg.Identities {
+		for _, cred := range ident.Credentials {
+			resp.ListAccessKeysResult.AccessKeyMetadata = append(resp.ListAccessKeysResult.AccessKeyMetadata,
+				&iam.AccessKeyMetadata{UserName: &ident.Name, AccessKeyId: &cred.AccessKey, Status: &status},
+			)
+		}
+	}
+	return resp
+}
+
+func (iama *IamApiServer) CreateUser(s3cfg *iam_pb.S3ApiConfiguration, values url.Values) (resp CreateUserResponse) {
+	userName := values.Get("UserName")
+	resp.CreateUserResult.User.UserName = &userName
+	s3cfg.Identities = append(s3cfg.Identities, &iam_pb.Identity{Name: userName})
+	return resp
+}
+
+func (iama *IamApiServer) DeleteUser(s3cfg *iam_pb.S3ApiConfiguration, values url.Values) (resp DeleteUserResponse) {
+	userName := values.Get("UserName")
+	for i, ident := range s3cfg.Identities {
+		if userName == ident.Name {
+			ident.Credentials = append(ident.Credentials[:i], ident.Credentials[i+1:]...)
+			break
+		}
+	}
+	return resp
+}
+
+func (iama *IamApiServer) CreateAccessKey(s3cfg *iam_pb.S3ApiConfiguration, values url.Values) (resp CreateAccessKeyResponse) {
+	userName := values.Get("UserName")
+	status := iam.StatusTypeActive
+	accessKeyId := StringWithCharset(21, charsetUpper)
+	secretAccessKey := StringWithCharset(42, charset)
+	resp.CreateAccessKeyResult.AccessKey.AccessKeyId = &accessKeyId
+	resp.CreateAccessKeyResult.AccessKey.SecretAccessKey = &secretAccessKey
+	resp.CreateAccessKeyResult.AccessKey.UserName = &userName
+	resp.CreateAccessKeyResult.AccessKey.Status = &status
+	changed := false
+	for _, ident := range s3cfg.Identities {
+		if userName == ident.Name {
+			ident.Credentials = append(ident.Credentials,
+				&iam_pb.Credential{AccessKey: accessKeyId, SecretKey: secretAccessKey})
+			changed = true
+			break
+		}
+	}
+	if !changed {
+		s3cfg.Identities = append(s3cfg.Identities,
+			&iam_pb.Identity{Name: userName,
+				Credentials: []*iam_pb.Credential{
+					{
+						AccessKey: accessKeyId,
+						SecretKey: secretAccessKey,
+					},
+				},
+			},
+		)
+	}
+	return resp
+}
+
+func (iama *IamApiServer) DeleteAccessKey(s3cfg *iam_pb.S3ApiConfiguration, values url.Values) (resp DeleteAccessKeyResponse) {
+	userName := values.Get("UserName")
+	accessKeyId := values.Get("AccessKeyId")
+	for _, ident := range s3cfg.Identities {
+		if userName == ident.Name {
+			for i, cred := range ident.Credentials {
+				if cred.AccessKey == accessKeyId {
+					ident.Credentials = append(ident.Credentials[:i], ident.Credentials[i+1:]...)
+					break
+				}
+			}
+			break
+		}
+	}
+	return resp
 }
 
 func (iama *IamApiServer) DoActions(w http.ResponseWriter, r *http.Request) {
@@ -60,7 +195,15 @@ func (iama *IamApiServer) DoActions(w http.ResponseWriter, r *http.Request) {
 	case "ListUsers":
 		response = iama.ListUsers(s3cfg, values)
 	case "ListAccessKeys":
-		response = iama.ListAccessKeys(values)
+		response = iama.ListAccessKeys(s3cfg, values)
+	case "CreateUser":
+		response = iama.CreateUser(s3cfg, values)
+	case "DeleteUser":
+		response = iama.DeleteUser(s3cfg, values)
+	case "CreateAccessKey":
+		response = iama.CreateAccessKey(s3cfg, values)
+	case "DeleteAccessKey":
+		response = iama.DeleteAccessKey(s3cfg, values)
 	default:
 		writeErrorResponse(w, s3err.ErrNotImplemented, r.URL)
 		return