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restore: add basic json progress

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This commit is contained in:
Michael Eischer 2023-05-01 12:01:03 +02:00
parent a9aff885d6
commit d54176ce5d
6 changed files with 104 additions and 27 deletions
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28
cmd/restic/cmd_restore.go
View file

@ -175,11 +175,14 @@ func runRestore(ctx context.Context, opts RestoreOptions, gopts GlobalOptions,
return err
}
var progress *restoreui.Progress
if !gopts.Quiet && !gopts.JSON {
progress = restoreui.NewProgress(restoreui.NewTextPrinter(term), calculateProgressInterval(!gopts.Quiet, gopts.JSON))
var printer restoreui.ProgressPrinter
if gopts.JSON {
printer = restoreui.NewJSONProgress(term)
} else {
printer = restoreui.NewTextProgress(term)
}
progress := restoreui.NewProgress(printer, calculateProgressInterval(!gopts.Quiet, gopts.JSON))
res := restorer.NewRestorer(repo, sn, opts.Sparse, progress)
totalErrors := 0
@ -237,23 +240,25 @@ func runRestore(ctx context.Context, opts RestoreOptions, gopts GlobalOptions,
res.SelectFilter = selectIncludeFilter
}
Verbosef("restoring %s to %s\n", res.Snapshot(), opts.Target)
if !gopts.JSON {
Verbosef("restoring %s to %s\n", res.Snapshot(), opts.Target)
}
err = res.RestoreTo(ctx, opts.Target)
if err != nil {
return err
}
if progress != nil {
progress.Finish()
}
progress.Finish()
if totalErrors > 0 {
return errors.Fatalf("There were %d errors\n", totalErrors)
}
if opts.Verify {
Verbosef("verifying files in %s\n", opts.Target)
if !gopts.JSON {
Verbosef("verifying files in %s\n", opts.Target)
}
var count int
t0 := time.Now()
count, err = res.VerifyFiles(ctx, opts.Target)
@ -263,8 +268,11 @@ func runRestore(ctx context.Context, opts RestoreOptions, gopts GlobalOptions,
if totalErrors > 0 {
return errors.Fatalf("There were %d errors\n", totalErrors)
}
Verbosef("finished verifying %d files in %s (took %s)\n", count, opts.Target,
time.Since(t0).Round(time.Millisecond))
if !gopts.JSON {
Verbosef("finished verifying %d files in %s (took %s)\n", count, opts.Target,
time.Since(t0).Round(time.Millisecond))
}
}
return nil

15
internal/ui/backup/json.go
View file

@ -1,8 +1,6 @@
package backup
import (
"bytes"
"encoding/json"
"sort"
"time"
@ -32,21 +30,12 @@ func NewJSONProgress(term *termstatus.Terminal, verbosity uint) *JSONProgress {
}
}
func toJSONString(status interface{}) string {
buf := new(bytes.Buffer)
err := json.NewEncoder(buf).Encode(status)
if err != nil {
panic(err)
}
return buf.String()
}
func (b *JSONProgress) print(status interface{}) {
b.term.Print(toJSONString(status))
b.term.Print(ui.ToJSONString(status))
}
func (b *JSONProgress) error(status interface{}) {
b.term.Error(toJSONString(status))
b.term.Error(ui.ToJSONString(status))
}
// Update updates the status lines.

11
internal/ui/format.go
View file

@ -1,6 +1,8 @@
package ui
import (
"bytes"
"encoding/json"
"fmt"
"time"
)
@ -53,3 +55,12 @@ func FormatSeconds(sec uint64) string {
}
return fmt.Sprintf("%d:%02d", min, sec)
}
func ToJSONString(status interface{}) string {
buf := new(bytes.Buffer)
err := json.NewEncoder(buf).Encode(status)
if err != nil {
panic(err)
}
return buf.String()
}

69
internal/ui/restore/json.go Normal file
View file

@ -0,0 +1,69 @@
package restore
import (
"time"
"github.com/restic/restic/internal/ui"
)
type jsonPrinter struct {
terminal term
}
func NewJSONProgress(terminal term) ProgressPrinter {
return &jsonPrinter{
terminal: terminal,
}
}
func (t *jsonPrinter) print(status interface{}) {
t.terminal.Print(ui.ToJSONString(status))
}
func (t *jsonPrinter) Update(filesFinished, filesTotal, allBytesWritten, allBytesTotal uint64, duration time.Duration) {
status := statusUpdate{
MessageType: "status",
SecondsElapsed: uint64(duration / time.Second),
TotalFiles: filesTotal,
FilesDone: filesFinished,
TotalBytes: allBytesTotal,
BytesDone: allBytesWritten,
}
if allBytesTotal > 0 {
status.PercentDone = float64(allBytesWritten) / float64(allBytesTotal)
}
t.print(status)
}
func (t *jsonPrinter) Finish(filesFinished, filesTotal, allBytesWritten, allBytesTotal uint64, duration time.Duration) {
status := summaryOutput{
MessageType: "summary",
SecondsElapsed: uint64(duration / time.Second),
TotalFiles: filesTotal,
FilesDone: filesFinished,
TotalBytes: allBytesTotal,
BytesDone: allBytesWritten,
}
t.print(status)
}
type statusUpdate struct {
MessageType string `json:"message_type"` // "status"
SecondsElapsed uint64 `json:"seconds_elapsed,omitempty"`
PercentDone float64 `json:"percent_done"`
TotalFiles uint64 `json:"total_files,omitempty"`
FilesDone uint64 `json:"files_done,omitempty"`
TotalBytes uint64 `json:"total_bytes,omitempty"`
BytesDone uint64 `json:"bytes_done,omitempty"`
}
type summaryOutput struct {
MessageType string `json:"message_type"` // "summary"
SecondsElapsed uint64 `json:"seconds_elapsed,omitempty"`
TotalFiles uint64 `json:"total_files,omitempty"`
FilesDone uint64 `json:"files_done,omitempty"`
TotalBytes uint64 `json:"total_bytes,omitempty"`
BytesDone uint64 `json:"bytes_done,omitempty"`
}

2
internal/ui/restore/text.go
View file

@ -11,7 +11,7 @@ type textPrinter struct {
terminal term
}
func NewTextPrinter(terminal term) ProgressPrinter {
func NewTextProgress(terminal term) ProgressPrinter {
return &textPrinter{
terminal: terminal,
}

6
internal/ui/restore/text_test.go
View file

@ -21,21 +21,21 @@ func (m *mockTerm) SetStatus(lines []string) {
func TestPrintUpdate(t *testing.T) {
term := &mockTerm{}
printer := NewTextPrinter(term)
printer := NewTextProgress(term)
printer.Update(3, 11, 29, 47, 5*time.Second)
test.Equals(t, []string{"[0:05] 61.70% 3 files 29 B, total 11 files 47 B"}, term.output)
}
func TestPrintSummaryOnSuccess(t *testing.T) {
term := &mockTerm{}
printer := NewTextPrinter(term)
printer := NewTextProgress(term)
printer.Finish(11, 11, 47, 47, 5*time.Second)
test.Equals(t, []string{"Summary: Restored 11 Files (47 B) in 0:05"}, term.output)
}
func TestPrintSummaryOnErrors(t *testing.T) {
term := &mockTerm{}
printer := NewTextPrinter(term)
printer := NewTextProgress(term)
printer.Finish(3, 11, 29, 47, 5*time.Second)
test.Equals(t, []string{"Summary: Restored 3 / 11 Files (29 B / 47 B) in 0:05"}, term.output)
}