package iamapi // https://docs.aws.amazon.com/cli/latest/reference/iam/list-roles.html import ( "bytes" "encoding/json" "fmt" "net/http" "github.com/gorilla/mux" "github.com/seaweedfs/seaweedfs/weed/filer" "github.com/seaweedfs/seaweedfs/weed/pb" "github.com/seaweedfs/seaweedfs/weed/pb/filer_pb" "github.com/seaweedfs/seaweedfs/weed/pb/iam_pb" "github.com/seaweedfs/seaweedfs/weed/s3api" . "github.com/seaweedfs/seaweedfs/weed/s3api/s3_constants" "github.com/seaweedfs/seaweedfs/weed/s3api/s3err" "github.com/seaweedfs/seaweedfs/weed/util" "github.com/seaweedfs/seaweedfs/weed/wdclient" "google.golang.org/grpc" ) type IamS3ApiConfig interface { GetS3ApiConfiguration(s3cfg *iam_pb.S3ApiConfiguration) (err error) PutS3ApiConfiguration(s3cfg *iam_pb.S3ApiConfiguration) (err error) GetPolicies(policies *Policies) (err error) PutPolicies(policies *Policies) (err error) } type IamS3ApiConfigure struct { option *IamServerOption masterClient *wdclient.MasterClient } type IamServerOption struct { Masters map[string]pb.ServerAddress Filer pb.ServerAddress Port int GrpcDialOption grpc.DialOption } type IamApiServer struct { s3ApiConfig IamS3ApiConfig iam *s3api.IdentityAccessManagement } var s3ApiConfigure IamS3ApiConfig func NewIamApiServer(router *mux.Router, option *IamServerOption) (iamApiServer *IamApiServer, err error) { s3ApiConfigure = IamS3ApiConfigure{ option: option, masterClient: wdclient.NewMasterClient(option.GrpcDialOption, "", "iam", "", "", "", *pb.NewServiceDiscoveryFromMap(option.Masters)), } s3Option := s3api.S3ApiServerOption{ Filer: option.Filer, GrpcDialOption: option.GrpcDialOption, } iamApiServer = &IamApiServer{ s3ApiConfig: s3ApiConfigure, iam: s3api.NewIdentityAccessManagement(&s3Option), } 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.Methods("POST").Path("/").HandlerFunc(iama.iam.Auth(iama.DoActions, ACTION_ADMIN)) // // NotFound apiRouter.NotFoundHandler = http.HandlerFunc(s3err.NotFoundHandler) } func (iam IamS3ApiConfigure) GetS3ApiConfiguration(s3cfg *iam_pb.S3ApiConfiguration) (err error) { var buf bytes.Buffer err = pb.WithGrpcFilerClient(false, 0, iam.option.Filer, iam.option.GrpcDialOption, func(client filer_pb.SeaweedFilerClient) error { if err = filer.ReadEntry(iam.masterClient, client, filer.IamConfigDirectory, 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.ProtoToText(&buf, s3cfg); err != nil { return fmt.Errorf("ProtoToText: %s", err) } return pb.WithGrpcFilerClient(false, 0, iam.option.Filer, iam.option.GrpcDialOption, func(client filer_pb.SeaweedFilerClient) error { err = util.Retry("saveIamIdentity", func() error { return filer.SaveInsideFiler(client, filer.IamConfigDirectory, filer.IamIdentityFile, buf.Bytes()) }) if err != nil { return err } return nil }) } func (iam IamS3ApiConfigure) GetPolicies(policies *Policies) (err error) { var buf bytes.Buffer err = pb.WithGrpcFilerClient(false, 0, iam.option.Filer, iam.option.GrpcDialOption, func(client filer_pb.SeaweedFilerClient) error { if err = filer.ReadEntry(iam.masterClient, client, filer.IamConfigDirectory, filer.IamPoliciesFile, &buf); err != nil { return err } return nil }) if err != nil && err != filer_pb.ErrNotFound { return err } if err == filer_pb.ErrNotFound || buf.Len() == 0 { policies.Policies = make(map[string]PolicyDocument) return nil } if err := json.Unmarshal(buf.Bytes(), policies); err != nil { return err } return nil } func (iam IamS3ApiConfigure) PutPolicies(policies *Policies) (err error) { var b []byte if b, err = json.Marshal(policies); err != nil { return err } return pb.WithGrpcFilerClient(false, 0, iam.option.Filer, iam.option.GrpcDialOption, func(client filer_pb.SeaweedFilerClient) error { if err := filer.SaveInsideFiler(client, filer.IamConfigDirectory, filer.IamPoliciesFile, b); err != nil { return err } return nil }) }