SEBA-767 Directory restructuring in accordance with best practices
Change-Id: Id651366a3545ad0141a7854e99fa46867e543295
diff --git a/internal/pkg/commands/backup.go b/internal/pkg/commands/backup.go
new file mode 100644
index 0000000..84df5a9
--- /dev/null
+++ b/internal/pkg/commands/backup.go
@@ -0,0 +1,255 @@
+/*
+ * Portions copyright 2019-present Open Networking Foundation
+ * Original copyright 2019-present Ciena Corporation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package commands
+
+import (
+ "context"
+ flags "github.com/jessevdk/go-flags"
+ corderrors "github.com/opencord/cordctl/internal/pkg/error"
+ "time"
+)
+
+const (
+ DEFAULT_BACKUP_FORMAT = "table{{ .Status }}\t{{ .Checksum }}\t{{ .Chunks }}\t{{ .Bytes }}"
+)
+
+type BackupOutput struct {
+ Status string `json:"status"`
+ Checksum string `json:"checksum"`
+ Chunks int `json:"chunks"`
+ Bytes int `json:"bytes"`
+}
+
+type BackupCreate struct {
+ OutputOptions
+ ChunkSize int `short:"h" long:"chunksize" default:"65536" description:"Chunk size for streaming transfer"`
+ Args struct {
+ LocalFileName string
+ } `positional-args:"yes" required:"yes"`
+}
+
+type BackupRestore struct {
+ OutputOptions
+ ChunkSize int `short:"h" long:"chunksize" default:"65536" description:"Chunk size for streaming transfer"`
+ Args struct {
+ LocalFileName string
+ } `positional-args:"yes" required:"yes"`
+ CreateURIFunc func() (string, string) // allow override of CreateURIFunc for easy unit testing
+}
+
+type BackupOpts struct {
+ Create BackupCreate `command:"create"`
+ Restore BackupRestore `command:"restore"`
+}
+
+var backupOpts = BackupOpts{}
+
+func RegisterBackupCommands(parser *flags.Parser) {
+ parser.AddCommand("backup", "backup management commands", "Commands to create backups and restore backups", &backupOpts)
+}
+
+func (options *BackupCreate) Execute(args []string) error {
+ conn, descriptor, err := InitClient(INIT_DEFAULT)
+ if err != nil {
+ return err
+ }
+ defer conn.Close()
+
+ ctx := context.Background() // TODO: Implement a sync timeout
+
+ // We might close and reopen the connection befor we do the DownloadFile,
+ // so make sure we've downloaded the service descriptor.
+ _, err = descriptor.FindSymbol("xos.filetransfer")
+ if err != nil {
+ return err
+ }
+
+ local_name := options.Args.LocalFileName
+
+ // STEP 1: Create backup operation
+
+ backupop := make(map[string]interface{})
+ backupop["operation"] = "create"
+ err = CreateModel(conn, descriptor, "BackupOperation", backupop)
+ if err != nil {
+ return err
+ }
+ conditional_printf(!options.Quiet, "Created backup-create operation id=%d uuid=%s\n", backupop["id"], backupop["uuid"])
+ conditional_printf(!options.Quiet, "Waiting for sync ")
+
+ // STEP 2: Wait for the operation to complete
+
+ flags := GM_UNTIL_ENACTED | GM_UNTIL_FOUND | Ternary_uint32(options.Quiet, GM_QUIET, 0)
+ conn, completed_backupop, err := GetModelWithRetry(ctx, conn, descriptor, "BackupOperation", backupop["id"].(int32), flags)
+ if err != nil {
+ return err
+ }
+
+ defer conn.Close()
+
+ status := completed_backupop.GetFieldByName("status").(string)
+ conditional_printf(!options.Quiet, "\nStatus: %s\n", status)
+
+ // we've failed. leave.
+ if status != "created" {
+ return corderrors.NewInternalError("BackupOp status is %s", status)
+ }
+
+ // STEP 3: Retrieve URI
+ backupfile_id := completed_backupop.GetFieldByName("file_id").(int32)
+ if backupfile_id == 0 {
+ return corderrors.NewInternalError("BackupOp.file_id is not set")
+ }
+
+ completed_backupfile, err := GetModel(ctx, conn, descriptor, "BackupFile", backupfile_id)
+ if err != nil {
+ return err
+ }
+
+ uri := completed_backupfile.GetFieldByName("uri").(string)
+ conditional_printf(!options.Quiet, "URI %s\n", uri)
+
+ // STEP 4: Download the file
+
+ conditional_printf(!options.Quiet, "Downloading %s\n", local_name)
+
+ h, err := DownloadFile(conn, descriptor, uri, local_name)
+ if err != nil {
+ return err
+ }
+
+ // STEP 5: Verify checksum
+
+ if completed_backupfile.GetFieldByName("checksum").(string) != h.GetChecksum() {
+ return corderrors.WithStackTrace(&corderrors.ChecksumMismatchError{
+ Actual: h.GetChecksum(),
+ Expected: completed_backupfile.GetFieldByName("checksum").(string)})
+ }
+
+ // STEP 6: Show results
+
+ data := make([]BackupOutput, 1)
+ data[0].Chunks = h.chunks
+ data[0].Bytes = h.bytes
+ data[0].Status = h.status
+ data[0].Checksum = h.GetChecksum()
+
+ FormatAndGenerateOutput(&options.OutputOptions, DEFAULT_BACKUP_FORMAT, "{{.Status}}", data)
+
+ return nil
+}
+
+// Create a file:/// URI to use for storing the file in the core
+func CreateDynamicURI() (string, string) {
+ remote_name := "cordctl-restore-" + time.Now().Format("20060102T150405Z")
+ uri := "file:///var/run/xos/backup/local/" + remote_name
+ return remote_name, uri
+}
+
+func (options *BackupRestore) Execute(args []string) error {
+ conn, descriptor, err := InitClient(INIT_DEFAULT)
+ if err != nil {
+ return err
+ }
+ defer conn.Close()
+
+ ctx := context.Background() // TODO: Implement a sync timeout
+
+ local_name := options.Args.LocalFileName
+
+ var remote_name, uri string
+ if options.CreateURIFunc != nil {
+ remote_name, uri = options.CreateURIFunc()
+ } else {
+ remote_name, uri = CreateDynamicURI()
+ }
+
+ // STEP 1: Upload the file
+
+ h, upload_result, err := UploadFile(conn, descriptor, local_name, uri, options.ChunkSize)
+ if err != nil {
+ return err
+ }
+
+ upload_status := GetEnumValue(upload_result, "status")
+ if upload_status != "SUCCESS" {
+ return corderrors.NewInternalError("Upload status was %s", upload_status)
+ }
+
+ // STEP 2: Verify checksum
+
+ if upload_result.GetFieldByName("checksum").(string) != h.GetChecksum() {
+ return corderrors.WithStackTrace(&corderrors.ChecksumMismatchError{
+ Expected: h.GetChecksum(),
+ Actual: upload_result.GetFieldByName("checksum").(string)})
+ }
+
+ // STEP 2: Create a BackupFile object
+
+ backupfile := make(map[string]interface{})
+ backupfile["name"] = remote_name
+ backupfile["uri"] = uri
+ backupfile["checksum"] = h.GetChecksum()
+ err = CreateModel(conn, descriptor, "BackupFile", backupfile)
+ if err != nil {
+ return err
+ }
+ conditional_printf(!options.Quiet, "Created backup file %d\n", backupfile["id"])
+
+ // STEP 3: Create a BackupOperation object
+
+ backupop := make(map[string]interface{})
+ backupop["operation"] = "restore"
+ backupop["file_id"] = backupfile["id"]
+ err = CreateModel(conn, descriptor, "BackupOperation", backupop)
+ if err != nil {
+ return err
+ }
+ conditional_printf(!options.Quiet, "Created backup-restore operation id=%d uuid=%s\n", backupop["id"], backupop["uuid"])
+
+ conditional_printf(!options.Quiet, "Waiting for completion ")
+
+ // STEP 4: Wait for completion
+
+ flags := GM_UNTIL_ENACTED | GM_UNTIL_FOUND | GM_UNTIL_STATUS | Ternary_uint32(options.Quiet, GM_QUIET, 0)
+ queries := map[string]string{"uuid": backupop["uuid"].(string)}
+ conn, completed_backupop, err := FindModelWithRetry(ctx, conn, descriptor, "BackupOperation", queries, flags)
+ if err != nil {
+ return err
+ }
+
+ defer conn.Close()
+
+ conditional_printf(!options.Quiet, "\n")
+
+ // STEP 5: Show results
+
+ data := make([]BackupOutput, 1)
+ data[0].Checksum = upload_result.GetFieldByName("checksum").(string)
+ data[0].Chunks = int(upload_result.GetFieldByName("chunks_received").(int32))
+ data[0].Bytes = int(upload_result.GetFieldByName("bytes_received").(int32))
+
+ if completed_backupop.GetFieldByName("status") == "restored" {
+ data[0].Status = "SUCCESS"
+ } else {
+ data[0].Status = "FAILURE"
+ }
+
+ FormatAndGenerateOutput(&options.OutputOptions, DEFAULT_BACKUP_FORMAT, "{{.Status}}", data)
+
+ return nil
+}