diff --git a/internal/app/wwctl/node/edit/main.go b/internal/app/wwctl/node/edit/main.go index f85dc8ff..5ec4b535 100644 --- a/internal/app/wwctl/node/edit/main.go +++ b/internal/app/wwctl/node/edit/main.go @@ -19,6 +19,11 @@ import ( ) func CobraRunE(cmd *cobra.Command, args []string) error { + canWrite := apiutil.CanWriteConfig() + if !canWrite.CanWriteConfig { + wwlog.Error("Can't write to config exiting") + os.Exit(1) + } editor := os.Getenv("EDITOR") if editor == "" { editor = "/bin/vi" diff --git a/internal/pkg/api/routes/v1/routes.proto b/internal/pkg/api/routes/v1/routes.proto index 9e90cc31..23dec63f 100644 --- a/internal/pkg/api/routes/v1/routes.proto +++ b/internal/pkg/api/routes/v1/routes.proto @@ -91,7 +91,6 @@ message NetDev { // NodeInfo contains details about a node managed by Warewulf/ message NodeInfo { map Fields = 1; - map NetDevs = 23; map Tags = 24; map Keys = 25; // TODO: We may not need this. Tags may be it. Ask Greg. @@ -173,6 +172,11 @@ message VersionResponse { string warewulfVersion = 3; } +// Check if config is writeable +message CanWriteConfig { + bool canWriteConfig = 1; +} + // WWApi defines the wwapid service web interface. service WWApi { diff --git a/internal/pkg/api/routes/wwapiv1/routes.pb.go b/internal/pkg/api/routes/wwapiv1/routes.pb.go index c7dc6c93..8b878fa7 100644 --- a/internal/pkg/api/routes/wwapiv1/routes.pb.go +++ b/internal/pkg/api/routes/wwapiv1/routes.pb.go @@ -1413,6 +1413,54 @@ func (x *VersionResponse) GetWarewulfVersion() string { return "" } +// Check if config is writeable +type CanWriteConfig struct { + state protoimpl.MessageState + sizeCache protoimpl.SizeCache + unknownFields protoimpl.UnknownFields + + CanWriteConfig bool `protobuf:"varint,1,opt,name=canWriteConfig,proto3" json:"canWriteConfig,omitempty"` +} + +func (x *CanWriteConfig) Reset() { + *x = CanWriteConfig{} + if protoimpl.UnsafeEnabled { + mi := &file_routes_proto_msgTypes[22] + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + ms.StoreMessageInfo(mi) + } +} + +func (x *CanWriteConfig) String() string { + return protoimpl.X.MessageStringOf(x) +} + +func (*CanWriteConfig) ProtoMessage() {} + +func (x *CanWriteConfig) ProtoReflect() protoreflect.Message { + mi := &file_routes_proto_msgTypes[22] + if protoimpl.UnsafeEnabled && x != nil { + ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x)) + if ms.LoadMessageInfo() == nil { + ms.StoreMessageInfo(mi) + } + return ms + } + return mi.MessageOf(x) +} + +// Deprecated: Use CanWriteConfig.ProtoReflect.Descriptor instead. +func (*CanWriteConfig) Descriptor() ([]byte, []int) { + return file_routes_proto_rawDescGZIP(), []int{22} +} + +func (x *CanWriteConfig) GetCanWriteConfig() bool { + if x != nil { + return x.CanWriteConfig + } + return false +} + var File_routes_proto protoreflect.FileDescriptor var file_routes_proto_rawDesc = []byte{ @@ -1595,77 +1643,80 @@ var file_routes_proto_rawDesc = []byte{ 0x0a, 0x61, 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wwapi.v1.NodeInfo.FieldsEntry - nil, // 26: wwapi.v1.NodeInfo.NetDevsEntry - nil, // 27: wwapi.v1.NodeInfo.TagsEntry - nil, // 28: wwapi.v1.NodeInfo.KeysEntry - (*empty.Empty)(nil), // 29: google.protobuf.Empty + (*CanWriteConfig)(nil), // 23: wwapi.v1.CanWriteConfig + nil, // 24: wwapi.v1.NetDev.FieldEntry + nil, // 25: wwapi.v1.NetDev.TagsEntry + nil, // 26: wwapi.v1.NodeInfo.FieldsEntry + nil, // 27: wwapi.v1.NodeInfo.NetDevsEntry + nil, // 28: wwapi.v1.NodeInfo.TagsEntry + nil, // 29: wwapi.v1.NodeInfo.KeysEntry + (*empty.Empty)(nil), // 30: google.protobuf.Empty } var file_routes_proto_depIdxs = []int32{ 4, // 0: wwapi.v1.ContainerListResponse.containers:type_name -> wwapi.v1.ContainerInfo - 23, // 1: wwapi.v1.NetDev.Field:type_name -> wwapi.v1.NetDev.FieldEntry - 24, // 2: wwapi.v1.NetDev.Tags:type_name -> wwapi.v1.NetDev.TagsEntry - 25, // 3: wwapi.v1.NodeInfo.Fields:type_name -> wwapi.v1.NodeInfo.FieldsEntry - 26, // 4: wwapi.v1.NodeInfo.NetDevs:type_name -> wwapi.v1.NodeInfo.NetDevsEntry - 27, // 5: wwapi.v1.NodeInfo.Tags:type_name -> wwapi.v1.NodeInfo.TagsEntry - 28, // 6: wwapi.v1.NodeInfo.Keys:type_name -> wwapi.v1.NodeInfo.KeysEntry + 24, // 1: wwapi.v1.NetDev.Field:type_name -> wwapi.v1.NetDev.FieldEntry + 25, // 2: wwapi.v1.NetDev.Tags:type_name -> wwapi.v1.NetDev.TagsEntry + 26, // 3: wwapi.v1.NodeInfo.Fields:type_name -> wwapi.v1.NodeInfo.FieldsEntry + 27, // 4: wwapi.v1.NodeInfo.NetDevs:type_name -> wwapi.v1.NodeInfo.NetDevsEntry + 28, // 5: wwapi.v1.NodeInfo.Tags:type_name -> wwapi.v1.NodeInfo.TagsEntry + 29, // 6: wwapi.v1.NodeInfo.Keys:type_name -> wwapi.v1.NodeInfo.KeysEntry 12, // 7: wwapi.v1.NodeListResponse.nodes:type_name -> wwapi.v1.NodeInfo 0, // 8: wwapi.v1.GetNodeList.type:type_name -> wwapi.v1.GetNodeList.ListType 20, // 9: wwapi.v1.NodeStatusResponse.nodeStatus:type_name -> wwapi.v1.NodeStatus @@ -1734,21 +1786,21 @@ var file_routes_proto_depIdxs = []int32{ 1, // 16: wwapi.v1.WWApi.ContainerBuild:input_type -> wwapi.v1.ContainerBuildParameter 2, // 17: wwapi.v1.WWApi.ContainerDelete:input_type -> wwapi.v1.ContainerDeleteParameter 3, // 18: wwapi.v1.WWApi.ContainerImport:input_type -> wwapi.v1.ContainerImportParameter - 29, // 19: wwapi.v1.WWApi.ContainerList:input_type -> google.protobuf.Empty + 30, // 19: wwapi.v1.WWApi.ContainerList:input_type -> google.protobuf.Empty 6, // 20: wwapi.v1.WWApi.ContainerShow:input_type -> wwapi.v1.ContainerShowParameter 16, // 21: wwapi.v1.WWApi.NodeAdd:input_type -> wwapi.v1.NodeAddParameter 18, // 22: wwapi.v1.WWApi.NodeDelete:input_type -> wwapi.v1.NodeDeleteParameter 9, // 23: wwapi.v1.WWApi.NodeList:input_type -> wwapi.v1.NodeNames 19, // 24: wwapi.v1.WWApi.NodeSet:input_type -> wwapi.v1.NodeSetParameter 9, // 25: wwapi.v1.WWApi.NodeStatus:input_type -> wwapi.v1.NodeNames - 29, // 26: wwapi.v1.WWApi.Version:input_type -> google.protobuf.Empty + 30, // 26: wwapi.v1.WWApi.Version:input_type -> google.protobuf.Empty 5, // 27: wwapi.v1.WWApi.ContainerBuild:output_type -> wwapi.v1.ContainerListResponse - 29, // 28: wwapi.v1.WWApi.ContainerDelete:output_type -> google.protobuf.Empty + 30, // 28: wwapi.v1.WWApi.ContainerDelete:output_type -> google.protobuf.Empty 5, // 29: wwapi.v1.WWApi.ContainerImport:output_type -> wwapi.v1.ContainerListResponse 5, // 30: wwapi.v1.WWApi.ContainerList:output_type -> wwapi.v1.ContainerListResponse 7, // 31: wwapi.v1.WWApi.ContainerShow:output_type -> wwapi.v1.ContainerShowResponse 13, // 32: wwapi.v1.WWApi.NodeAdd:output_type -> wwapi.v1.NodeListResponse - 29, // 33: wwapi.v1.WWApi.NodeDelete:output_type -> google.protobuf.Empty + 30, // 33: wwapi.v1.WWApi.NodeDelete:output_type -> google.protobuf.Empty 13, // 34: wwapi.v1.WWApi.NodeList:output_type -> wwapi.v1.NodeListResponse 13, // 35: wwapi.v1.WWApi.NodeSet:output_type -> wwapi.v1.NodeListResponse 21, // 36: wwapi.v1.WWApi.NodeStatus:output_type -> wwapi.v1.NodeStatusResponse @@ -2030,6 +2082,18 @@ func file_routes_proto_init() { return nil } } + file_routes_proto_msgTypes[22].Exporter = func(v interface{}, i int) interface{} { + switch v := v.(*CanWriteConfig); i { + case 0: + return &v.state + case 1: + return &v.sizeCache + case 2: + return &v.unknownFields + default: + return nil + } + } } type x struct{} out := protoimpl.TypeBuilder{ @@ -2037,7 +2101,7 @@ func file_routes_proto_init() { GoPackagePath: reflect.TypeOf(x{}).PkgPath(), RawDescriptor: file_routes_proto_rawDesc, NumEnums: 1, - NumMessages: 28, + NumMessages: 29, NumExtensions: 0, NumServices: 1, }, diff --git a/internal/pkg/api/util/util.go b/internal/pkg/api/util/util.go index 273b5594..b9ebb5b1 100644 --- a/internal/pkg/api/util/util.go +++ b/internal/pkg/api/util/util.go @@ -1,6 +1,11 @@ package util import ( + "syscall" + + "github.com/hpcng/warewulf/internal/pkg/api/routes/wwapiv1" + "github.com/hpcng/warewulf/internal/pkg/node" + "github.com/hpcng/warewulf/internal/pkg/wwlog" "github.com/manifoldco/promptui" ) @@ -18,4 +23,16 @@ func ConfirmationPrompt(label string) (yes bool) { yes = true } return -} \ No newline at end of file +} + +func CanWriteConfig() (canwrite wwapiv1.CanWriteConfig) { + + err := syscall.Access(node.ConfigFile, syscall.O_RDWR) + if err != nil { + wwlog.Warn("Couldn't open %s:%s", node.ConfigFile, err) + canwrite.CanWriteConfig = false + } else { + canwrite.CanWriteConfig = true + } + return canwrite +}