Merge pull request #1969 from kmlebedev/iamapipr

 Iam Api Server

1 files changed, 104 insertions, 0 deletions

diff --git a/weed/iamapi/iamapi_server.go b/weed/iamapi/iamapi_server.go
new file mode 100644
index 000000000..7698fab71
--- /dev/null
+++ b/weed/iamapi/iamapi_server.go
@@ -0,0 +1,104 @@
+package iamapi
+
+// https://docs.aws.amazon.com/cli/latest/reference/iam/list-roles.html
+
+import (
+	"bytes"
+	"fmt"
+	"github.com/chrislusf/seaweedfs/weed/filer"
+	"github.com/chrislusf/seaweedfs/weed/pb"
+	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
+	"github.com/chrislusf/seaweedfs/weed/pb/iam_pb"
+	"github.com/chrislusf/seaweedfs/weed/wdclient"
+	"github.com/gorilla/mux"
+	"google.golang.org/grpc"
+	"net/http"
+	"strings"
+)
+
+type IamS3ApiConfig interface {
+	GetS3ApiConfiguration(s3cfg *iam_pb.S3ApiConfiguration) (err error)
+	PutS3ApiConfiguration(s3cfg *iam_pb.S3ApiConfiguration) (err error)
+}
+
+type IamS3ApiConfigure struct {
+	option       *IamServerOption
+	masterClient *wdclient.MasterClient
+}
+
+type IamServerOption struct {
+	Masters          string
+	Filer            string
+	Port             int
+	FilerGrpcAddress string
+	GrpcDialOption   grpc.DialOption
+}
+
+type IamApiServer struct {
+	s3ApiConfig IamS3ApiConfig
+	filerclient *filer_pb.SeaweedFilerClient
+}
+
+var s3ApiConfigure IamS3ApiConfig
+
+func NewIamApiServer(router *mux.Router, option *IamServerOption) (iamApiServer *IamApiServer, err error) {
+	s3ApiConfigure = IamS3ApiConfigure{
+		option:       option,
+		masterClient: wdclient.NewMasterClient(option.GrpcDialOption, pb.AdminShellClient, "", 0, "", strings.Split(option.Masters, ",")),
+	}
+
+	iamApiServer = &IamApiServer{
+		s3ApiConfig: s3ApiConfigure,
+	}
+
+	iamApiServer.registerRouter(router)
+
+	return iamApiServer, nil
+}
+
+func (iama *IamApiServer) registerRouter(router *mux.Router) {
+	// API Router
+	apiRouter := router.PathPrefix("/").Subrouter()
+	// ListBuckets
+
+	// apiRouter.Methods("GET").Path("/").HandlerFunc(track(s3a.iam.Auth(s3a.ListBucketsHandler, ACTION_ADMIN), "LIST"))
+	apiRouter.Path("/").Methods("POST").HandlerFunc(iama.DoActions)
+	// NotFound
+	apiRouter.NotFoundHandler = http.HandlerFunc(notFoundHandler)
+}
+
+func (iam IamS3ApiConfigure) GetS3ApiConfiguration(s3cfg *iam_pb.S3ApiConfiguration) (err error) {
+	var buf bytes.Buffer
+	err = pb.WithGrpcFilerClient(iam.option.FilerGrpcAddress, iam.option.GrpcDialOption, func(client filer_pb.SeaweedFilerClient) error {
+		if err = filer.ReadEntry(iam.masterClient, client, filer.IamConfigDirecotry, filer.IamIdentityFile, &buf); err != nil {
+			return err
+		}
+		return nil
+	})
+	if err != nil {
+		return err
+	}
+	if buf.Len() > 0 {
+		if err = filer.ParseS3ConfigurationFromBytes(buf.Bytes(), s3cfg); err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+func (iam IamS3ApiConfigure) PutS3ApiConfiguration(s3cfg *iam_pb.S3ApiConfiguration) (err error) {
+	buf := bytes.Buffer{}
+	if err := filer.S3ConfigurationToText(&buf, s3cfg); err != nil {
+		return fmt.Errorf("S3ConfigurationToText: %s", err)
+	}
+	return pb.WithGrpcFilerClient(
+		iam.option.FilerGrpcAddress,
+		iam.option.GrpcDialOption,
+		func(client filer_pb.SeaweedFilerClient) error {
+			if err := filer.SaveInsideFiler(client, filer.IamConfigDirecotry, filer.IamIdentityFile, buf.Bytes()); err != nil {
+				return err
+			}
+			return nil
+		},
+	)
+}